./Ultimate.py --spec ../sv-benchmarks/c/properties/valid-memsafety.prp --file ../sv-benchmarks/c/busybox-1.22.0/hostid.i --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for memory safety (deref-memtrack) Using default analysis Version 9a8b2e8d Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/config -Xmx15G -Xms4m -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/AutomizerMemDerefMemtrack.xml -i ../sv-benchmarks/c/busybox-1.22.0/hostid.i -s /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-DerefFreeMemtrack-64bit-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 valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 64bit --witnessprinter.graph.data.programhash 3b6e96321d82dea19b0b24b62173907aded16288 .......................................................................................................................... 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 -Xmx15G -Xms4m -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/AutomizerMemDerefMemtrack.xml -i ../sv-benchmarks/c/busybox-1.22.0/hostid.i -s /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-DerefFreeMemtrack-64bit-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 valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 64bit --witnessprinter.graph.data.programhash 3b6e96321d82dea19b0b24b62173907aded16288 .......................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... Execution finished normally Writing output log to file Ultimate.log Result: UNKNOWN --- Real Ultimate output --- This is Ultimate 0.1.25-9a8b2e8 [2020-10-20 06:20:49,116 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-10-20 06:20:49,118 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-10-20 06:20:49,150 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-10-20 06:20:49,150 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-10-20 06:20:49,159 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-10-20 06:20:49,172 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-10-20 06:20:49,175 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-10-20 06:20:49,177 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-10-20 06:20:49,180 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-10-20 06:20:49,181 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-10-20 06:20:49,183 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-10-20 06:20:49,183 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-10-20 06:20:49,186 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-10-20 06:20:49,187 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-10-20 06:20:49,189 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-10-20 06:20:49,190 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-10-20 06:20:49,191 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-10-20 06:20:49,194 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-10-20 06:20:49,199 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-10-20 06:20:49,201 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-10-20 06:20:49,202 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-10-20 06:20:49,204 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-10-20 06:20:49,205 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-10-20 06:20:49,215 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2020-10-20 06:20:49,215 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2020-10-20 06:20:49,215 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2020-10-20 06:20:49,218 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2020-10-20 06:20:49,218 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2020-10-20 06:20:49,220 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2020-10-20 06:20:49,220 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-10-20 06:20:49,221 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-10-20 06:20:49,221 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-10-20 06:20:49,222 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-10-20 06:20:49,223 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-10-20 06:20:49,223 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-10-20 06:20:49,223 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-10-20 06:20:49,224 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-10-20 06:20:49,224 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-10-20 06:20:49,225 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-10-20 06:20:49,226 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-10-20 06:20:49,227 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-DerefFreeMemtrack-64bit-Automizer_Default.epf [2020-10-20 06:20:49,267 INFO L113 SettingsManager]: Loading preferences was successful [2020-10-20 06:20:49,267 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-10-20 06:20:49,269 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2020-10-20 06:20:49,269 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2020-10-20 06:20:49,269 INFO L138 SettingsManager]: * Use SBE=true [2020-10-20 06:20:49,269 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-10-20 06:20:49,270 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2020-10-20 06:20:49,270 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2020-10-20 06:20:49,270 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-10-20 06:20:49,270 INFO L138 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2020-10-20 06:20:49,271 INFO L138 SettingsManager]: * Bitprecise bitfields=true [2020-10-20 06:20:49,271 INFO L138 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2020-10-20 06:20:49,272 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-10-20 06:20:49,272 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2020-10-20 06:20:49,272 INFO L138 SettingsManager]: * Use constant arrays=true [2020-10-20 06:20:49,272 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-10-20 06:20:49,273 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2020-10-20 06:20:49,273 INFO L138 SettingsManager]: * To the following directory=./dump/ [2020-10-20 06:20:49,273 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2020-10-20 06:20:49,273 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-10-20 06:20:49,274 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-10-20 06:20:49,274 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2020-10-20 06:20:49,274 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2020-10-20 06:20:49,274 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-10-20 06:20:49,274 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2020-10-20 06:20:49,274 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 valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) 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 -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 3b6e96321d82dea19b0b24b62173907aded16288 [2020-10-20 06:20:49,463 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2020-10-20 06:20:49,474 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-10-20 06:20:49,478 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-10-20 06:20:49,479 INFO L271 PluginConnector]: Initializing CDTParser... [2020-10-20 06:20:49,480 INFO L275 PluginConnector]: CDTParser initialized [2020-10-20 06:20:49,480 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/busybox-1.22.0/hostid.i [2020-10-20 06:20:49,541 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/3d5a3d40b/e34ff9323d884cea8793122adfb5bc2e/FLAG4dced5358 [2020-10-20 06:20:50,173 INFO L306 CDTParser]: Found 1 translation units. [2020-10-20 06:20:50,174 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/busybox-1.22.0/hostid.i [2020-10-20 06:20:50,197 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/3d5a3d40b/e34ff9323d884cea8793122adfb5bc2e/FLAG4dced5358 [2020-10-20 06:20:50,400 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/3d5a3d40b/e34ff9323d884cea8793122adfb5bc2e [2020-10-20 06:20:50,403 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-10-20 06:20:50,408 INFO L131 ToolchainWalker]: Walking toolchain with 5 elements. [2020-10-20 06:20:50,409 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-10-20 06:20:50,409 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-10-20 06:20:50,412 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-10-20 06:20:50,413 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.10 06:20:50" (1/1) ... [2020-10-20 06:20:50,417 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@6803172 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.10 06:20:50, skipping insertion in model container [2020-10-20 06:20:50,417 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.10 06:20:50" (1/1) ... [2020-10-20 06:20:50,425 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-10-20 06:20:50,590 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-10-20 06:20:51,345 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-10-20 06:20:51,362 ERROR L326 MainTranslator]: Unsupported Syntax: Found a cast between two array/pointer types where the value type is smaller than the cast-to type while using memory model HoenickeLindenmann_Original (while Not using bitvector translation) [2020-10-20 06:20:51,362 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@209e7943 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.10 06:20:51, skipping insertion in model container [2020-10-20 06:20:51,363 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-10-20 06:20:51,363 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.preprocessor [2020-10-20 06:20:51,366 INFO L168 Benchmark]: Toolchain (without parser) took 960.59 ms. Allocated memory was 34.1 MB in the beginning and 46.1 MB in the end (delta: 12.1 MB). Free memory was 7.2 MB in the beginning and 19.3 MB in the end (delta: -12.1 MB). Peak memory consumption was 6.9 MB. Max. memory is 14.3 GB. [2020-10-20 06:20:51,367 INFO L168 Benchmark]: CDTParser took 0.24 ms. Allocated memory is still 33.6 MB. Free memory is still 18.4 MB. There was no memory consumed. Max. memory is 14.3 GB. [2020-10-20 06:20:51,368 INFO L168 Benchmark]: CACSL2BoogieTranslator took 954.16 ms. Allocated memory was 34.1 MB in the beginning and 46.1 MB in the end (delta: 12.1 MB). Free memory was 6.3 MB in the beginning and 19.3 MB in the end (delta: -13.0 MB). Peak memory consumption was 6.0 MB. Max. memory is 14.3 GB. [2020-10-20 06:20:51,370 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.24 ms. Allocated memory is still 33.6 MB. Free memory is still 18.4 MB. There was no memory consumed. Max. memory is 14.3 GB. * CACSL2BoogieTranslator took 954.16 ms. Allocated memory was 34.1 MB in the beginning and 46.1 MB in the end (delta: 12.1 MB). Free memory was 6.3 MB in the beginning and 19.3 MB in the end (delta: -13.0 MB). Peak memory consumption was 6.0 MB. Max. memory is 14.3 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - UnsupportedSyntaxResult [Line: 1774]: Unsupported Syntax Found a cast between two array/pointer types where the value type is smaller than the cast-to type while using memory model HoenickeLindenmann_Original (while Not using bitvector translation) RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request... ### Bit-precise run ### This is Ultimate 0.1.25-9a8b2e8 [2020-10-20 06:20:53,154 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-10-20 06:20:53,156 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-10-20 06:20:53,190 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-10-20 06:20:53,190 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-10-20 06:20:53,199 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-10-20 06:20:53,201 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-10-20 06:20:53,204 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-10-20 06:20:53,207 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-10-20 06:20:53,209 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-10-20 06:20:53,211 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-10-20 06:20:53,213 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-10-20 06:20:53,213 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-10-20 06:20:53,222 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-10-20 06:20:53,224 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-10-20 06:20:53,225 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-10-20 06:20:53,226 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-10-20 06:20:53,227 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-10-20 06:20:53,229 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-10-20 06:20:53,235 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-10-20 06:20:53,237 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-10-20 06:20:53,239 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-10-20 06:20:53,240 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-10-20 06:20:53,241 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-10-20 06:20:53,252 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2020-10-20 06:20:53,252 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2020-10-20 06:20:53,252 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2020-10-20 06:20:53,253 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2020-10-20 06:20:53,254 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2020-10-20 06:20:53,254 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2020-10-20 06:20:53,254 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-10-20 06:20:53,255 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-10-20 06:20:53,256 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-10-20 06:20:53,257 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-10-20 06:20:53,258 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-10-20 06:20:53,258 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-10-20 06:20:53,259 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-10-20 06:20:53,259 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-10-20 06:20:53,260 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-10-20 06:20:53,261 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-10-20 06:20:53,262 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-10-20 06:20:53,263 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-DerefFreeMemtrack-64bit-Automizer_Bitvector.epf [2020-10-20 06:20:53,303 INFO L113 SettingsManager]: Loading preferences was successful [2020-10-20 06:20:53,303 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-10-20 06:20:53,305 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2020-10-20 06:20:53,305 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2020-10-20 06:20:53,305 INFO L138 SettingsManager]: * Use SBE=true [2020-10-20 06:20:53,305 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-10-20 06:20:53,306 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2020-10-20 06:20:53,306 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2020-10-20 06:20:53,306 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-10-20 06:20:53,306 INFO L138 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2020-10-20 06:20:53,306 INFO L138 SettingsManager]: * Bitprecise bitfields=true [2020-10-20 06:20:53,307 INFO L138 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2020-10-20 06:20:53,307 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-10-20 06:20:53,307 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2020-10-20 06:20:53,307 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2020-10-20 06:20:53,307 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2020-10-20 06:20:53,307 INFO L138 SettingsManager]: * Use constant arrays=true [2020-10-20 06:20:53,308 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-10-20 06:20:53,308 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2020-10-20 06:20:53,309 INFO L138 SettingsManager]: * To the following directory=./dump/ [2020-10-20 06:20:53,309 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2020-10-20 06:20:53,309 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-10-20 06:20:53,310 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-10-20 06:20:53,310 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2020-10-20 06:20:53,310 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2020-10-20 06:20:53,310 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2020-10-20 06:20:53,310 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2020-10-20 06:20:53,311 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2020-10-20 06:20:53,311 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 valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) 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 -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 3b6e96321d82dea19b0b24b62173907aded16288 [2020-10-20 06:20:53,494 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2020-10-20 06:20:53,504 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-10-20 06:20:53,507 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-10-20 06:20:53,508 INFO L271 PluginConnector]: Initializing CDTParser... [2020-10-20 06:20:53,509 INFO L275 PluginConnector]: CDTParser initialized [2020-10-20 06:20:53,509 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/busybox-1.22.0/hostid.i [2020-10-20 06:20:53,573 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/a7fb027e0/2df647f510334e0688d1c6c7b1ff34e9/FLAG307e3f1bd [2020-10-20 06:20:54,132 INFO L306 CDTParser]: Found 1 translation units. [2020-10-20 06:20:54,132 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/busybox-1.22.0/hostid.i [2020-10-20 06:20:54,152 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/a7fb027e0/2df647f510334e0688d1c6c7b1ff34e9/FLAG307e3f1bd [2020-10-20 06:20:54,337 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/a7fb027e0/2df647f510334e0688d1c6c7b1ff34e9 [2020-10-20 06:20:54,340 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-10-20 06:20:54,347 INFO L131 ToolchainWalker]: Walking toolchain with 5 elements. [2020-10-20 06:20:54,348 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-10-20 06:20:54,348 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-10-20 06:20:54,351 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-10-20 06:20:54,352 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.10 06:20:54" (1/1) ... [2020-10-20 06:20:54,355 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@69131aa and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.10 06:20:54, skipping insertion in model container [2020-10-20 06:20:54,355 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.10 06:20:54" (1/1) ... [2020-10-20 06:20:54,362 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-10-20 06:20:54,514 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-10-20 06:20:55,302 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-10-20 06:20:55,339 INFO L200 MainTranslator]: Restarting translation with changed settings: SettingsChange [mNewPreferredMemoryModel=HoenickeLindenmann_1ByteResolution] [2020-10-20 06:20:55,358 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-10-20 06:20:55,429 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-10-20 06:20:55,437 INFO L203 MainTranslator]: Completed pre-run [2020-10-20 06:20:55,527 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-10-20 06:20:56,223 INFO L208 MainTranslator]: Completed translation [2020-10-20 06:20:56,225 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.10 06:20:56 WrapperNode [2020-10-20 06:20:56,225 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-10-20 06:20:56,226 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2020-10-20 06:20:56,226 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2020-10-20 06:20:56,227 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2020-10-20 06:20:56,241 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.10 06:20:56" (1/1) ... [2020-10-20 06:20:56,242 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.10 06:20:56" (1/1) ... [2020-10-20 06:20:56,303 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.10 06:20:56" (1/1) ... [2020-10-20 06:20:56,304 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.10 06:20:56" (1/1) ... [2020-10-20 06:20:56,401 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.10 06:20:56" (1/1) ... [2020-10-20 06:20:56,415 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.10 06:20:56" (1/1) ... [2020-10-20 06:20:56,454 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.10 06:20:56" (1/1) ... [2020-10-20 06:20:56,481 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2020-10-20 06:20:56,482 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2020-10-20 06:20:56,486 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2020-10-20 06:20:56,486 INFO L275 PluginConnector]: RCFGBuilder initialized [2020-10-20 06:20:56,487 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.10 06:20:56" (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 [2020-10-20 06:20:56,569 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2020-10-20 06:20:56,570 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2020-10-20 06:20:56,570 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.setCurrentRoundingMode [2020-10-20 06:20:56,570 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2020-10-20 06:20:56,570 INFO L138 BoogieDeclarations]: Found implementation of procedure reach_error [2020-10-20 06:20:56,571 INFO L138 BoogieDeclarations]: Found implementation of procedure __bswap_32 [2020-10-20 06:20:56,571 INFO L138 BoogieDeclarations]: Found implementation of procedure __bswap_64 [2020-10-20 06:20:56,571 INFO L138 BoogieDeclarations]: Found implementation of procedure bb_show_usage [2020-10-20 06:20:56,571 INFO L138 BoogieDeclarations]: Found implementation of procedure fflush_all [2020-10-20 06:20:56,572 INFO L138 BoogieDeclarations]: Found implementation of procedure syslog [2020-10-20 06:20:56,572 INFO L138 BoogieDeclarations]: Found implementation of procedure __main [2020-10-20 06:20:56,572 INFO L138 BoogieDeclarations]: Found implementation of procedure gethostid [2020-10-20 06:20:56,572 INFO L138 BoogieDeclarations]: Found implementation of procedure getutent [2020-10-20 06:20:56,572 INFO L138 BoogieDeclarations]: Found implementation of procedure getopt [2020-10-20 06:20:56,573 INFO L138 BoogieDeclarations]: Found implementation of procedure getopt_long [2020-10-20 06:20:56,573 INFO L138 BoogieDeclarations]: Found implementation of procedure read [2020-10-20 06:20:56,573 INFO L138 BoogieDeclarations]: Found implementation of procedure vasprintf [2020-10-20 06:20:56,573 INFO L138 BoogieDeclarations]: Found implementation of procedure write [2020-10-20 06:20:56,574 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2020-10-20 06:20:56,574 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_long [2020-10-20 06:20:56,574 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_ulong [2020-10-20 06:20:56,575 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2020-10-20 06:20:56,575 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_uint [2020-10-20 06:20:56,575 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_char [2020-10-20 06:20:56,575 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_short [2020-10-20 06:20:56,576 INFO L130 BoogieDeclarations]: Found specification of procedure abort [2020-10-20 06:20:56,576 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2020-10-20 06:20:56,576 INFO L130 BoogieDeclarations]: Found specification of procedure __assert_fail [2020-10-20 06:20:56,576 INFO L130 BoogieDeclarations]: Found specification of procedure __assert_perror_fail [2020-10-20 06:20:56,577 INFO L130 BoogieDeclarations]: Found specification of procedure __assert [2020-10-20 06:20:56,577 INFO L130 BoogieDeclarations]: Found specification of procedure reach_error [2020-10-20 06:20:56,577 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2020-10-20 06:20:56,577 INFO L130 BoogieDeclarations]: Found specification of procedure __bswap_32 [2020-10-20 06:20:56,578 INFO L130 BoogieDeclarations]: Found specification of procedure __bswap_64 [2020-10-20 06:20:56,578 INFO L130 BoogieDeclarations]: Found specification of procedure __ctype_b_loc [2020-10-20 06:20:56,578 INFO L130 BoogieDeclarations]: Found specification of procedure __ctype_tolower_loc [2020-10-20 06:20:56,578 INFO L130 BoogieDeclarations]: Found specification of procedure __ctype_toupper_loc [2020-10-20 06:20:56,579 INFO L130 BoogieDeclarations]: Found specification of procedure isalnum [2020-10-20 06:20:56,579 INFO L130 BoogieDeclarations]: Found specification of procedure isalpha [2020-10-20 06:20:56,579 INFO L130 BoogieDeclarations]: Found specification of procedure iscntrl [2020-10-20 06:20:56,579 INFO L130 BoogieDeclarations]: Found specification of procedure isdigit [2020-10-20 06:20:56,580 INFO L130 BoogieDeclarations]: Found specification of procedure islower [2020-10-20 06:20:56,580 INFO L130 BoogieDeclarations]: Found specification of procedure isgraph [2020-10-20 06:20:56,580 INFO L130 BoogieDeclarations]: Found specification of procedure isprint [2020-10-20 06:20:56,580 INFO L130 BoogieDeclarations]: Found specification of procedure ispunct [2020-10-20 06:20:56,581 INFO L130 BoogieDeclarations]: Found specification of procedure isspace [2020-10-20 06:20:56,581 INFO L130 BoogieDeclarations]: Found specification of procedure isupper [2020-10-20 06:20:56,581 INFO L130 BoogieDeclarations]: Found specification of procedure isxdigit [2020-10-20 06:20:56,581 INFO L130 BoogieDeclarations]: Found specification of procedure tolower [2020-10-20 06:20:56,581 INFO L130 BoogieDeclarations]: Found specification of procedure toupper [2020-10-20 06:20:56,582 INFO L130 BoogieDeclarations]: Found specification of procedure isblank [2020-10-20 06:20:56,582 INFO L130 BoogieDeclarations]: Found specification of procedure isctype [2020-10-20 06:20:56,582 INFO L130 BoogieDeclarations]: Found specification of procedure isascii [2020-10-20 06:20:56,582 INFO L130 BoogieDeclarations]: Found specification of procedure toascii [2020-10-20 06:20:56,582 INFO L130 BoogieDeclarations]: Found specification of procedure _toupper [2020-10-20 06:20:56,583 INFO L130 BoogieDeclarations]: Found specification of procedure _tolower [2020-10-20 06:20:56,583 INFO L130 BoogieDeclarations]: Found specification of procedure isalnum_l [2020-10-20 06:20:56,583 INFO L130 BoogieDeclarations]: Found specification of procedure isalpha_l [2020-10-20 06:20:56,583 INFO L130 BoogieDeclarations]: Found specification of procedure iscntrl_l [2020-10-20 06:20:56,583 INFO L130 BoogieDeclarations]: Found specification of procedure isdigit_l [2020-10-20 06:20:56,584 INFO L130 BoogieDeclarations]: Found specification of procedure islower_l [2020-10-20 06:20:56,584 INFO L130 BoogieDeclarations]: Found specification of procedure isgraph_l [2020-10-20 06:20:56,584 INFO L130 BoogieDeclarations]: Found specification of procedure isprint_l [2020-10-20 06:20:56,584 INFO L130 BoogieDeclarations]: Found specification of procedure ispunct_l [2020-10-20 06:20:56,584 INFO L130 BoogieDeclarations]: Found specification of procedure isspace_l [2020-10-20 06:20:56,585 INFO L130 BoogieDeclarations]: Found specification of procedure isupper_l [2020-10-20 06:20:56,585 INFO L130 BoogieDeclarations]: Found specification of procedure isxdigit_l [2020-10-20 06:20:56,585 INFO L130 BoogieDeclarations]: Found specification of procedure isblank_l [2020-10-20 06:20:56,585 INFO L130 BoogieDeclarations]: Found specification of procedure __tolower_l [2020-10-20 06:20:56,585 INFO L130 BoogieDeclarations]: Found specification of procedure tolower_l [2020-10-20 06:20:56,586 INFO L130 BoogieDeclarations]: Found specification of procedure __toupper_l [2020-10-20 06:20:56,586 INFO L130 BoogieDeclarations]: Found specification of procedure toupper_l [2020-10-20 06:20:56,586 INFO L130 BoogieDeclarations]: Found specification of procedure getopt [2020-10-20 06:20:56,586 INFO L130 BoogieDeclarations]: Found specification of procedure getopt_long [2020-10-20 06:20:56,586 INFO L130 BoogieDeclarations]: Found specification of procedure getopt_long_only [2020-10-20 06:20:56,587 INFO L130 BoogieDeclarations]: Found specification of procedure _IO_cookie_init [2020-10-20 06:20:56,587 INFO L130 BoogieDeclarations]: Found specification of procedure __underflow [2020-10-20 06:20:56,587 INFO L130 BoogieDeclarations]: Found specification of procedure __uflow [2020-10-20 06:20:56,587 INFO L130 BoogieDeclarations]: Found specification of procedure __overflow [2020-10-20 06:20:56,588 INFO L130 BoogieDeclarations]: Found specification of procedure _IO_getc [2020-10-20 06:20:56,588 INFO L130 BoogieDeclarations]: Found specification of procedure _IO_putc [2020-10-20 06:20:56,588 INFO L130 BoogieDeclarations]: Found specification of procedure _IO_feof [2020-10-20 06:20:56,588 INFO L130 BoogieDeclarations]: Found specification of procedure _IO_ferror [2020-10-20 06:20:56,589 INFO L130 BoogieDeclarations]: Found specification of procedure _IO_peekc_locked [2020-10-20 06:20:56,589 INFO L130 BoogieDeclarations]: Found specification of procedure _IO_flockfile [2020-10-20 06:20:56,589 INFO L130 BoogieDeclarations]: Found specification of procedure _IO_funlockfile [2020-10-20 06:20:56,589 INFO L130 BoogieDeclarations]: Found specification of procedure _IO_ftrylockfile [2020-10-20 06:20:56,589 INFO L130 BoogieDeclarations]: Found specification of procedure _IO_vfscanf [2020-10-20 06:20:56,590 INFO L130 BoogieDeclarations]: Found specification of procedure _IO_vfprintf [2020-10-20 06:20:56,590 INFO L130 BoogieDeclarations]: Found specification of procedure _IO_padn [2020-10-20 06:20:56,590 INFO L130 BoogieDeclarations]: Found specification of procedure _IO_sgetn [2020-10-20 06:20:56,590 INFO L130 BoogieDeclarations]: Found specification of procedure _IO_seekoff [2020-10-20 06:20:56,591 INFO L130 BoogieDeclarations]: Found specification of procedure _IO_seekpos [2020-10-20 06:20:56,591 INFO L130 BoogieDeclarations]: Found specification of procedure _IO_free_backup_area [2020-10-20 06:20:56,591 INFO L130 BoogieDeclarations]: Found specification of procedure remove [2020-10-20 06:20:56,591 INFO L130 BoogieDeclarations]: Found specification of procedure rename [2020-10-20 06:20:56,592 INFO L130 BoogieDeclarations]: Found specification of procedure renameat [2020-10-20 06:20:56,592 INFO L130 BoogieDeclarations]: Found specification of procedure tmpfile [2020-10-20 06:20:56,592 INFO L130 BoogieDeclarations]: Found specification of procedure tmpfile64 [2020-10-20 06:20:56,592 INFO L130 BoogieDeclarations]: Found specification of procedure tmpnam [2020-10-20 06:20:56,593 INFO L130 BoogieDeclarations]: Found specification of procedure tmpnam_r [2020-10-20 06:20:56,593 INFO L130 BoogieDeclarations]: Found specification of procedure tempnam [2020-10-20 06:20:56,593 INFO L130 BoogieDeclarations]: Found specification of procedure fclose [2020-10-20 06:20:56,593 INFO L130 BoogieDeclarations]: Found specification of procedure fflush [2020-10-20 06:20:56,593 INFO L130 BoogieDeclarations]: Found specification of procedure fflush_unlocked [2020-10-20 06:20:56,594 INFO L130 BoogieDeclarations]: Found specification of procedure fcloseall [2020-10-20 06:20:56,594 INFO L130 BoogieDeclarations]: Found specification of procedure fopen [2020-10-20 06:20:56,594 INFO L130 BoogieDeclarations]: Found specification of procedure freopen [2020-10-20 06:20:56,594 INFO L130 BoogieDeclarations]: Found specification of procedure fopen64 [2020-10-20 06:20:56,594 INFO L130 BoogieDeclarations]: Found specification of procedure freopen64 [2020-10-20 06:20:56,594 INFO L130 BoogieDeclarations]: Found specification of procedure fdopen [2020-10-20 06:20:56,595 INFO L130 BoogieDeclarations]: Found specification of procedure fopencookie [2020-10-20 06:20:56,595 INFO L130 BoogieDeclarations]: Found specification of procedure fmemopen [2020-10-20 06:20:56,595 INFO L130 BoogieDeclarations]: Found specification of procedure open_memstream [2020-10-20 06:20:56,595 INFO L130 BoogieDeclarations]: Found specification of procedure setbuf [2020-10-20 06:20:56,596 INFO L130 BoogieDeclarations]: Found specification of procedure setvbuf [2020-10-20 06:20:56,596 INFO L130 BoogieDeclarations]: Found specification of procedure setbuffer [2020-10-20 06:20:56,596 INFO L130 BoogieDeclarations]: Found specification of procedure setlinebuf [2020-10-20 06:20:56,596 INFO L130 BoogieDeclarations]: Found specification of procedure fprintf [2020-10-20 06:20:56,596 INFO L130 BoogieDeclarations]: Found specification of procedure printf [2020-10-20 06:20:56,596 INFO L130 BoogieDeclarations]: Found specification of procedure sprintf [2020-10-20 06:20:56,597 INFO L130 BoogieDeclarations]: Found specification of procedure vfprintf [2020-10-20 06:20:56,597 INFO L130 BoogieDeclarations]: Found specification of procedure vprintf [2020-10-20 06:20:56,597 INFO L130 BoogieDeclarations]: Found specification of procedure vsprintf [2020-10-20 06:20:56,597 INFO L130 BoogieDeclarations]: Found specification of procedure snprintf [2020-10-20 06:20:56,597 INFO L130 BoogieDeclarations]: Found specification of procedure vsnprintf [2020-10-20 06:20:56,598 INFO L130 BoogieDeclarations]: Found specification of procedure vasprintf [2020-10-20 06:20:56,598 INFO L130 BoogieDeclarations]: Found specification of procedure __asprintf [2020-10-20 06:20:56,598 INFO L130 BoogieDeclarations]: Found specification of procedure asprintf [2020-10-20 06:20:56,598 INFO L130 BoogieDeclarations]: Found specification of procedure vdprintf [2020-10-20 06:20:56,598 INFO L130 BoogieDeclarations]: Found specification of procedure dprintf [2020-10-20 06:20:56,599 INFO L130 BoogieDeclarations]: Found specification of procedure fscanf [2020-10-20 06:20:56,599 INFO L130 BoogieDeclarations]: Found specification of procedure scanf [2020-10-20 06:20:56,599 INFO L130 BoogieDeclarations]: Found specification of procedure sscanf [2020-10-20 06:20:56,599 INFO L130 BoogieDeclarations]: Found specification of procedure vfscanf [2020-10-20 06:20:56,599 INFO L130 BoogieDeclarations]: Found specification of procedure vscanf [2020-10-20 06:20:56,600 INFO L130 BoogieDeclarations]: Found specification of procedure vsscanf [2020-10-20 06:20:56,600 INFO L130 BoogieDeclarations]: Found specification of procedure fgetc [2020-10-20 06:20:56,600 INFO L130 BoogieDeclarations]: Found specification of procedure getc [2020-10-20 06:20:56,600 INFO L130 BoogieDeclarations]: Found specification of procedure getchar [2020-10-20 06:20:56,600 INFO L130 BoogieDeclarations]: Found specification of procedure getc_unlocked [2020-10-20 06:20:56,601 INFO L130 BoogieDeclarations]: Found specification of procedure getchar_unlocked [2020-10-20 06:20:56,601 INFO L130 BoogieDeclarations]: Found specification of procedure fgetc_unlocked [2020-10-20 06:20:56,601 INFO L130 BoogieDeclarations]: Found specification of procedure fputc [2020-10-20 06:20:56,601 INFO L130 BoogieDeclarations]: Found specification of procedure putc [2020-10-20 06:20:56,602 INFO L130 BoogieDeclarations]: Found specification of procedure putchar [2020-10-20 06:20:56,602 INFO L130 BoogieDeclarations]: Found specification of procedure fputc_unlocked [2020-10-20 06:20:56,602 INFO L130 BoogieDeclarations]: Found specification of procedure putc_unlocked [2020-10-20 06:20:56,602 INFO L130 BoogieDeclarations]: Found specification of procedure putchar_unlocked [2020-10-20 06:20:56,602 INFO L130 BoogieDeclarations]: Found specification of procedure getw [2020-10-20 06:20:56,603 INFO L130 BoogieDeclarations]: Found specification of procedure putw [2020-10-20 06:20:56,603 INFO L130 BoogieDeclarations]: Found specification of procedure fgets [2020-10-20 06:20:56,603 INFO L130 BoogieDeclarations]: Found specification of procedure fgets_unlocked [2020-10-20 06:20:56,603 INFO L130 BoogieDeclarations]: Found specification of procedure __getdelim [2020-10-20 06:20:56,604 INFO L130 BoogieDeclarations]: Found specification of procedure getdelim [2020-10-20 06:20:56,604 INFO L130 BoogieDeclarations]: Found specification of procedure getline [2020-10-20 06:20:56,604 INFO L130 BoogieDeclarations]: Found specification of procedure fputs [2020-10-20 06:20:56,604 INFO L130 BoogieDeclarations]: Found specification of procedure puts [2020-10-20 06:20:56,605 INFO L130 BoogieDeclarations]: Found specification of procedure ungetc [2020-10-20 06:20:56,605 INFO L130 BoogieDeclarations]: Found specification of procedure fread [2020-10-20 06:20:56,605 INFO L130 BoogieDeclarations]: Found specification of procedure fwrite [2020-10-20 06:20:56,605 INFO L130 BoogieDeclarations]: Found specification of procedure fputs_unlocked [2020-10-20 06:20:56,605 INFO L130 BoogieDeclarations]: Found specification of procedure fread_unlocked [2020-10-20 06:20:56,606 INFO L130 BoogieDeclarations]: Found specification of procedure fwrite_unlocked [2020-10-20 06:20:56,606 INFO L130 BoogieDeclarations]: Found specification of procedure fseek [2020-10-20 06:20:56,606 INFO L130 BoogieDeclarations]: Found specification of procedure ftell [2020-10-20 06:20:56,606 INFO L130 BoogieDeclarations]: Found specification of procedure rewind [2020-10-20 06:20:56,606 INFO L130 BoogieDeclarations]: Found specification of procedure fseeko [2020-10-20 06:20:56,607 INFO L130 BoogieDeclarations]: Found specification of procedure ftello [2020-10-20 06:20:56,607 INFO L130 BoogieDeclarations]: Found specification of procedure fgetpos [2020-10-20 06:20:56,607 INFO L130 BoogieDeclarations]: Found specification of procedure fsetpos [2020-10-20 06:20:56,607 INFO L130 BoogieDeclarations]: Found specification of procedure fseeko64 [2020-10-20 06:20:56,607 INFO L130 BoogieDeclarations]: Found specification of procedure ftello64 [2020-10-20 06:20:56,608 INFO L130 BoogieDeclarations]: Found specification of procedure fgetpos64 [2020-10-20 06:20:56,608 INFO L130 BoogieDeclarations]: Found specification of procedure fsetpos64 [2020-10-20 06:20:56,608 INFO L130 BoogieDeclarations]: Found specification of procedure clearerr [2020-10-20 06:20:56,608 INFO L130 BoogieDeclarations]: Found specification of procedure feof [2020-10-20 06:20:56,608 INFO L130 BoogieDeclarations]: Found specification of procedure ferror [2020-10-20 06:20:56,608 INFO L130 BoogieDeclarations]: Found specification of procedure clearerr_unlocked [2020-10-20 06:20:56,609 INFO L130 BoogieDeclarations]: Found specification of procedure feof_unlocked [2020-10-20 06:20:56,609 INFO L130 BoogieDeclarations]: Found specification of procedure ferror_unlocked [2020-10-20 06:20:56,609 INFO L130 BoogieDeclarations]: Found specification of procedure perror [2020-10-20 06:20:56,609 INFO L130 BoogieDeclarations]: Found specification of procedure fileno [2020-10-20 06:20:56,609 INFO L130 BoogieDeclarations]: Found specification of procedure fileno_unlocked [2020-10-20 06:20:56,610 INFO L130 BoogieDeclarations]: Found specification of procedure popen [2020-10-20 06:20:56,610 INFO L130 BoogieDeclarations]: Found specification of procedure pclose [2020-10-20 06:20:56,610 INFO L130 BoogieDeclarations]: Found specification of procedure ctermid [2020-10-20 06:20:56,610 INFO L130 BoogieDeclarations]: Found specification of procedure cuserid [2020-10-20 06:20:56,610 INFO L130 BoogieDeclarations]: Found specification of procedure obstack_printf [2020-10-20 06:20:56,611 INFO L130 BoogieDeclarations]: Found specification of procedure obstack_vprintf [2020-10-20 06:20:56,611 INFO L130 BoogieDeclarations]: Found specification of procedure flockfile [2020-10-20 06:20:56,611 INFO L130 BoogieDeclarations]: Found specification of procedure ftrylockfile [2020-10-20 06:20:56,611 INFO L130 BoogieDeclarations]: Found specification of procedure funlockfile [2020-10-20 06:20:56,611 INFO L130 BoogieDeclarations]: Found specification of procedure access [2020-10-20 06:20:56,611 INFO L130 BoogieDeclarations]: Found specification of procedure euidaccess [2020-10-20 06:20:56,612 INFO L130 BoogieDeclarations]: Found specification of procedure eaccess [2020-10-20 06:20:56,612 INFO L130 BoogieDeclarations]: Found specification of procedure faccessat [2020-10-20 06:20:56,612 INFO L130 BoogieDeclarations]: Found specification of procedure lseek [2020-10-20 06:20:56,612 INFO L130 BoogieDeclarations]: Found specification of procedure lseek64 [2020-10-20 06:20:56,612 INFO L130 BoogieDeclarations]: Found specification of procedure close [2020-10-20 06:20:56,613 INFO L130 BoogieDeclarations]: Found specification of procedure read [2020-10-20 06:20:56,613 INFO L130 BoogieDeclarations]: Found specification of procedure write [2020-10-20 06:20:56,613 INFO L130 BoogieDeclarations]: Found specification of procedure pread [2020-10-20 06:20:56,613 INFO L130 BoogieDeclarations]: Found specification of procedure pwrite [2020-10-20 06:20:56,613 INFO L130 BoogieDeclarations]: Found specification of procedure pread64 [2020-10-20 06:20:56,613 INFO L130 BoogieDeclarations]: Found specification of procedure pwrite64 [2020-10-20 06:20:56,614 INFO L130 BoogieDeclarations]: Found specification of procedure pipe [2020-10-20 06:20:56,614 INFO L130 BoogieDeclarations]: Found specification of procedure pipe2 [2020-10-20 06:20:56,614 INFO L130 BoogieDeclarations]: Found specification of procedure alarm [2020-10-20 06:20:56,614 INFO L130 BoogieDeclarations]: Found specification of procedure sleep [2020-10-20 06:20:56,614 INFO L130 BoogieDeclarations]: Found specification of procedure ualarm [2020-10-20 06:20:56,614 INFO L130 BoogieDeclarations]: Found specification of procedure usleep [2020-10-20 06:20:56,615 INFO L130 BoogieDeclarations]: Found specification of procedure pause [2020-10-20 06:20:56,615 INFO L130 BoogieDeclarations]: Found specification of procedure chown [2020-10-20 06:20:56,615 INFO L130 BoogieDeclarations]: Found specification of procedure fchown [2020-10-20 06:20:56,615 INFO L130 BoogieDeclarations]: Found specification of procedure lchown [2020-10-20 06:20:56,615 INFO L130 BoogieDeclarations]: Found specification of procedure fchownat [2020-10-20 06:20:56,616 INFO L130 BoogieDeclarations]: Found specification of procedure chdir [2020-10-20 06:20:56,616 INFO L130 BoogieDeclarations]: Found specification of procedure fchdir [2020-10-20 06:20:56,616 INFO L130 BoogieDeclarations]: Found specification of procedure getcwd [2020-10-20 06:20:56,616 INFO L130 BoogieDeclarations]: Found specification of procedure get_current_dir_name [2020-10-20 06:20:56,616 INFO L130 BoogieDeclarations]: Found specification of procedure getwd [2020-10-20 06:20:56,616 INFO L130 BoogieDeclarations]: Found specification of procedure dup [2020-10-20 06:20:56,617 INFO L130 BoogieDeclarations]: Found specification of procedure dup2 [2020-10-20 06:20:56,617 INFO L130 BoogieDeclarations]: Found specification of procedure dup3 [2020-10-20 06:20:56,617 INFO L130 BoogieDeclarations]: Found specification of procedure execve [2020-10-20 06:20:56,617 INFO L130 BoogieDeclarations]: Found specification of procedure fexecve [2020-10-20 06:20:56,617 INFO L130 BoogieDeclarations]: Found specification of procedure execv [2020-10-20 06:20:56,618 INFO L130 BoogieDeclarations]: Found specification of procedure execle [2020-10-20 06:20:56,618 INFO L130 BoogieDeclarations]: Found specification of procedure execl [2020-10-20 06:20:56,618 INFO L130 BoogieDeclarations]: Found specification of procedure execvp [2020-10-20 06:20:56,618 INFO L130 BoogieDeclarations]: Found specification of procedure execlp [2020-10-20 06:20:56,618 INFO L130 BoogieDeclarations]: Found specification of procedure execvpe [2020-10-20 06:20:56,618 INFO L130 BoogieDeclarations]: Found specification of procedure nice [2020-10-20 06:20:56,619 INFO L130 BoogieDeclarations]: Found specification of procedure _exit [2020-10-20 06:20:56,619 INFO L130 BoogieDeclarations]: Found specification of procedure pathconf [2020-10-20 06:20:56,619 INFO L130 BoogieDeclarations]: Found specification of procedure fpathconf [2020-10-20 06:20:56,619 INFO L130 BoogieDeclarations]: Found specification of procedure sysconf [2020-10-20 06:20:56,619 INFO L130 BoogieDeclarations]: Found specification of procedure confstr [2020-10-20 06:20:56,620 INFO L130 BoogieDeclarations]: Found specification of procedure getpid [2020-10-20 06:20:56,620 INFO L130 BoogieDeclarations]: Found specification of procedure getppid [2020-10-20 06:20:56,620 INFO L130 BoogieDeclarations]: Found specification of procedure getpgrp [2020-10-20 06:20:56,620 INFO L130 BoogieDeclarations]: Found specification of procedure __getpgid [2020-10-20 06:20:56,620 INFO L130 BoogieDeclarations]: Found specification of procedure getpgid [2020-10-20 06:20:56,621 INFO L130 BoogieDeclarations]: Found specification of procedure setpgid [2020-10-20 06:20:56,621 INFO L130 BoogieDeclarations]: Found specification of procedure setpgrp [2020-10-20 06:20:56,621 INFO L130 BoogieDeclarations]: Found specification of procedure setsid [2020-10-20 06:20:56,621 INFO L130 BoogieDeclarations]: Found specification of procedure getsid [2020-10-20 06:20:56,621 INFO L130 BoogieDeclarations]: Found specification of procedure getuid [2020-10-20 06:20:56,621 INFO L130 BoogieDeclarations]: Found specification of procedure geteuid [2020-10-20 06:20:56,622 INFO L130 BoogieDeclarations]: Found specification of procedure getgid [2020-10-20 06:20:56,622 INFO L130 BoogieDeclarations]: Found specification of procedure getegid [2020-10-20 06:20:56,622 INFO L130 BoogieDeclarations]: Found specification of procedure getgroups [2020-10-20 06:20:56,622 INFO L130 BoogieDeclarations]: Found specification of procedure group_member [2020-10-20 06:20:56,622 INFO L130 BoogieDeclarations]: Found specification of procedure setuid [2020-10-20 06:20:56,623 INFO L130 BoogieDeclarations]: Found specification of procedure setreuid [2020-10-20 06:20:56,623 INFO L130 BoogieDeclarations]: Found specification of procedure seteuid [2020-10-20 06:20:56,623 INFO L130 BoogieDeclarations]: Found specification of procedure setgid [2020-10-20 06:20:56,623 INFO L130 BoogieDeclarations]: Found specification of procedure setregid [2020-10-20 06:20:56,623 INFO L130 BoogieDeclarations]: Found specification of procedure setegid [2020-10-20 06:20:56,624 INFO L130 BoogieDeclarations]: Found specification of procedure getresuid [2020-10-20 06:20:56,624 INFO L130 BoogieDeclarations]: Found specification of procedure getresgid [2020-10-20 06:20:56,624 INFO L130 BoogieDeclarations]: Found specification of procedure setresuid [2020-10-20 06:20:56,624 INFO L130 BoogieDeclarations]: Found specification of procedure setresgid [2020-10-20 06:20:56,624 INFO L130 BoogieDeclarations]: Found specification of procedure fork [2020-10-20 06:20:56,625 INFO L130 BoogieDeclarations]: Found specification of procedure vfork [2020-10-20 06:20:56,625 INFO L130 BoogieDeclarations]: Found specification of procedure ttyname [2020-10-20 06:20:56,625 INFO L130 BoogieDeclarations]: Found specification of procedure ttyname_r [2020-10-20 06:20:56,625 INFO L130 BoogieDeclarations]: Found specification of procedure isatty [2020-10-20 06:20:56,625 INFO L130 BoogieDeclarations]: Found specification of procedure ttyslot [2020-10-20 06:20:56,626 INFO L130 BoogieDeclarations]: Found specification of procedure link [2020-10-20 06:20:56,626 INFO L130 BoogieDeclarations]: Found specification of procedure linkat [2020-10-20 06:20:56,626 INFO L130 BoogieDeclarations]: Found specification of procedure symlink [2020-10-20 06:20:56,626 INFO L130 BoogieDeclarations]: Found specification of procedure readlink [2020-10-20 06:20:56,626 INFO L130 BoogieDeclarations]: Found specification of procedure symlinkat [2020-10-20 06:20:56,627 INFO L130 BoogieDeclarations]: Found specification of procedure readlinkat [2020-10-20 06:20:56,627 INFO L130 BoogieDeclarations]: Found specification of procedure unlink [2020-10-20 06:20:56,627 INFO L130 BoogieDeclarations]: Found specification of procedure unlinkat [2020-10-20 06:20:56,627 INFO L130 BoogieDeclarations]: Found specification of procedure rmdir [2020-10-20 06:20:56,627 INFO L130 BoogieDeclarations]: Found specification of procedure tcgetpgrp [2020-10-20 06:20:56,628 INFO L130 BoogieDeclarations]: Found specification of procedure tcsetpgrp [2020-10-20 06:20:56,628 INFO L130 BoogieDeclarations]: Found specification of procedure getlogin [2020-10-20 06:20:56,628 INFO L130 BoogieDeclarations]: Found specification of procedure getlogin_r [2020-10-20 06:20:56,628 INFO L130 BoogieDeclarations]: Found specification of procedure setlogin [2020-10-20 06:20:56,628 INFO L130 BoogieDeclarations]: Found specification of procedure gethostname [2020-10-20 06:20:56,628 INFO L130 BoogieDeclarations]: Found specification of procedure sethostname [2020-10-20 06:20:56,629 INFO L130 BoogieDeclarations]: Found specification of procedure sethostid [2020-10-20 06:20:56,629 INFO L130 BoogieDeclarations]: Found specification of procedure getdomainname [2020-10-20 06:20:56,630 INFO L130 BoogieDeclarations]: Found specification of procedure setdomainname [2020-10-20 06:20:56,630 INFO L130 BoogieDeclarations]: Found specification of procedure vhangup [2020-10-20 06:20:56,630 INFO L130 BoogieDeclarations]: Found specification of procedure revoke [2020-10-20 06:20:56,630 INFO L130 BoogieDeclarations]: Found specification of procedure profil [2020-10-20 06:20:56,631 INFO L130 BoogieDeclarations]: Found specification of procedure acct [2020-10-20 06:20:56,631 INFO L130 BoogieDeclarations]: Found specification of procedure getusershell [2020-10-20 06:20:56,631 INFO L130 BoogieDeclarations]: Found specification of procedure endusershell [2020-10-20 06:20:56,633 INFO L130 BoogieDeclarations]: Found specification of procedure setusershell [2020-10-20 06:20:56,633 INFO L130 BoogieDeclarations]: Found specification of procedure daemon [2020-10-20 06:20:56,633 INFO L130 BoogieDeclarations]: Found specification of procedure chroot [2020-10-20 06:20:56,633 INFO L130 BoogieDeclarations]: Found specification of procedure getpass [2020-10-20 06:20:56,633 INFO L130 BoogieDeclarations]: Found specification of procedure fsync [2020-10-20 06:20:56,633 INFO L130 BoogieDeclarations]: Found specification of procedure syncfs [2020-10-20 06:20:56,634 INFO L130 BoogieDeclarations]: Found specification of procedure gethostid [2020-10-20 06:20:56,634 INFO L130 BoogieDeclarations]: Found specification of procedure sync [2020-10-20 06:20:56,634 INFO L130 BoogieDeclarations]: Found specification of procedure getpagesize [2020-10-20 06:20:56,634 INFO L130 BoogieDeclarations]: Found specification of procedure getdtablesize [2020-10-20 06:20:56,634 INFO L130 BoogieDeclarations]: Found specification of procedure truncate [2020-10-20 06:20:56,634 INFO L130 BoogieDeclarations]: Found specification of procedure truncate64 [2020-10-20 06:20:56,634 INFO L130 BoogieDeclarations]: Found specification of procedure ftruncate [2020-10-20 06:20:56,634 INFO L130 BoogieDeclarations]: Found specification of procedure ftruncate64 [2020-10-20 06:20:56,634 INFO L130 BoogieDeclarations]: Found specification of procedure brk [2020-10-20 06:20:56,634 INFO L130 BoogieDeclarations]: Found specification of procedure sbrk [2020-10-20 06:20:56,634 INFO L130 BoogieDeclarations]: Found specification of procedure syscall [2020-10-20 06:20:56,635 INFO L130 BoogieDeclarations]: Found specification of procedure lockf [2020-10-20 06:20:56,635 INFO L130 BoogieDeclarations]: Found specification of procedure lockf64 [2020-10-20 06:20:56,635 INFO L130 BoogieDeclarations]: Found specification of procedure fdatasync [2020-10-20 06:20:56,635 INFO L130 BoogieDeclarations]: Found specification of procedure crypt [2020-10-20 06:20:56,637 INFO L130 BoogieDeclarations]: Found specification of procedure encrypt [2020-10-20 06:20:56,637 INFO L130 BoogieDeclarations]: Found specification of procedure swab [2020-10-20 06:20:56,637 INFO L130 BoogieDeclarations]: Found specification of procedure __ctype_get_mb_cur_max [2020-10-20 06:20:56,637 INFO L130 BoogieDeclarations]: Found specification of procedure atof [2020-10-20 06:20:56,637 INFO L130 BoogieDeclarations]: Found specification of procedure atoi [2020-10-20 06:20:56,637 INFO L130 BoogieDeclarations]: Found specification of procedure atol [2020-10-20 06:20:56,638 INFO L130 BoogieDeclarations]: Found specification of procedure atoll [2020-10-20 06:20:56,638 INFO L130 BoogieDeclarations]: Found specification of procedure strtod [2020-10-20 06:20:56,638 INFO L130 BoogieDeclarations]: Found specification of procedure strtof [2020-10-20 06:20:56,638 INFO L130 BoogieDeclarations]: Found specification of procedure strtold [2020-10-20 06:20:56,638 INFO L130 BoogieDeclarations]: Found specification of procedure strtol [2020-10-20 06:20:56,638 INFO L130 BoogieDeclarations]: Found specification of procedure strtoul [2020-10-20 06:20:56,638 INFO L130 BoogieDeclarations]: Found specification of procedure strtoq [2020-10-20 06:20:56,638 INFO L130 BoogieDeclarations]: Found specification of procedure strtouq [2020-10-20 06:20:56,638 INFO L130 BoogieDeclarations]: Found specification of procedure strtoll [2020-10-20 06:20:56,638 INFO L130 BoogieDeclarations]: Found specification of procedure strtoull [2020-10-20 06:20:56,639 INFO L130 BoogieDeclarations]: Found specification of procedure strtol_l [2020-10-20 06:20:56,639 INFO L130 BoogieDeclarations]: Found specification of procedure strtoul_l [2020-10-20 06:20:56,639 INFO L130 BoogieDeclarations]: Found specification of procedure strtoll_l [2020-10-20 06:20:56,639 INFO L130 BoogieDeclarations]: Found specification of procedure strtoull_l [2020-10-20 06:20:56,639 INFO L130 BoogieDeclarations]: Found specification of procedure strtod_l [2020-10-20 06:20:56,639 INFO L130 BoogieDeclarations]: Found specification of procedure strtof_l [2020-10-20 06:20:56,639 INFO L130 BoogieDeclarations]: Found specification of procedure strtold_l [2020-10-20 06:20:56,639 INFO L130 BoogieDeclarations]: Found specification of procedure l64a [2020-10-20 06:20:56,639 INFO L130 BoogieDeclarations]: Found specification of procedure a64l [2020-10-20 06:20:56,640 INFO L130 BoogieDeclarations]: Found specification of procedure select [2020-10-20 06:20:56,640 INFO L130 BoogieDeclarations]: Found specification of procedure pselect [2020-10-20 06:20:56,640 INFO L130 BoogieDeclarations]: Found specification of procedure gnu_dev_major [2020-10-20 06:20:56,640 INFO L130 BoogieDeclarations]: Found specification of procedure gnu_dev_minor [2020-10-20 06:20:56,640 INFO L130 BoogieDeclarations]: Found specification of procedure gnu_dev_makedev [2020-10-20 06:20:56,640 INFO L130 BoogieDeclarations]: Found specification of procedure random [2020-10-20 06:20:56,640 INFO L130 BoogieDeclarations]: Found specification of procedure srandom [2020-10-20 06:20:56,640 INFO L130 BoogieDeclarations]: Found specification of procedure initstate [2020-10-20 06:20:56,640 INFO L130 BoogieDeclarations]: Found specification of procedure setstate [2020-10-20 06:20:56,641 INFO L130 BoogieDeclarations]: Found specification of procedure random_r [2020-10-20 06:20:56,641 INFO L130 BoogieDeclarations]: Found specification of procedure srandom_r [2020-10-20 06:20:56,641 INFO L130 BoogieDeclarations]: Found specification of procedure initstate_r [2020-10-20 06:20:56,641 INFO L130 BoogieDeclarations]: Found specification of procedure setstate_r [2020-10-20 06:20:56,641 INFO L130 BoogieDeclarations]: Found specification of procedure rand [2020-10-20 06:20:56,641 INFO L130 BoogieDeclarations]: Found specification of procedure srand [2020-10-20 06:20:56,641 INFO L130 BoogieDeclarations]: Found specification of procedure rand_r [2020-10-20 06:20:56,641 INFO L130 BoogieDeclarations]: Found specification of procedure drand48 [2020-10-20 06:20:56,641 INFO L130 BoogieDeclarations]: Found specification of procedure erand48 [2020-10-20 06:20:56,642 INFO L130 BoogieDeclarations]: Found specification of procedure lrand48 [2020-10-20 06:20:56,642 INFO L130 BoogieDeclarations]: Found specification of procedure nrand48 [2020-10-20 06:20:56,642 INFO L130 BoogieDeclarations]: Found specification of procedure mrand48 [2020-10-20 06:20:56,642 INFO L130 BoogieDeclarations]: Found specification of procedure jrand48 [2020-10-20 06:20:56,642 INFO L130 BoogieDeclarations]: Found specification of procedure srand48 [2020-10-20 06:20:56,642 INFO L130 BoogieDeclarations]: Found specification of procedure seed48 [2020-10-20 06:20:56,642 INFO L130 BoogieDeclarations]: Found specification of procedure lcong48 [2020-10-20 06:20:56,642 INFO L130 BoogieDeclarations]: Found specification of procedure drand48_r [2020-10-20 06:20:56,643 INFO L130 BoogieDeclarations]: Found specification of procedure erand48_r [2020-10-20 06:20:56,643 INFO L130 BoogieDeclarations]: Found specification of procedure lrand48_r [2020-10-20 06:20:56,643 INFO L130 BoogieDeclarations]: Found specification of procedure nrand48_r [2020-10-20 06:20:56,643 INFO L130 BoogieDeclarations]: Found specification of procedure mrand48_r [2020-10-20 06:20:56,643 INFO L130 BoogieDeclarations]: Found specification of procedure jrand48_r [2020-10-20 06:20:56,643 INFO L130 BoogieDeclarations]: Found specification of procedure srand48_r [2020-10-20 06:20:56,643 INFO L130 BoogieDeclarations]: Found specification of procedure seed48_r [2020-10-20 06:20:56,643 INFO L130 BoogieDeclarations]: Found specification of procedure lcong48_r [2020-10-20 06:20:56,643 INFO L130 BoogieDeclarations]: Found specification of procedure malloc [2020-10-20 06:20:56,644 INFO L130 BoogieDeclarations]: Found specification of procedure calloc [2020-10-20 06:20:56,644 INFO L130 BoogieDeclarations]: Found specification of procedure realloc [2020-10-20 06:20:56,644 INFO L130 BoogieDeclarations]: Found specification of procedure free [2020-10-20 06:20:56,644 INFO L130 BoogieDeclarations]: Found specification of procedure cfree [2020-10-20 06:20:56,644 INFO L130 BoogieDeclarations]: Found specification of procedure alloca [2020-10-20 06:20:56,644 INFO L130 BoogieDeclarations]: Found specification of procedure valloc [2020-10-20 06:20:56,644 INFO L130 BoogieDeclarations]: Found specification of procedure posix_memalign [2020-10-20 06:20:56,644 INFO L130 BoogieDeclarations]: Found specification of procedure aligned_alloc [2020-10-20 06:20:56,645 INFO L130 BoogieDeclarations]: Found specification of procedure atexit [2020-10-20 06:20:56,645 INFO L130 BoogieDeclarations]: Found specification of procedure at_quick_exit [2020-10-20 06:20:56,645 INFO L130 BoogieDeclarations]: Found specification of procedure on_exit [2020-10-20 06:20:56,645 INFO L130 BoogieDeclarations]: Found specification of procedure exit [2020-10-20 06:20:56,645 INFO L130 BoogieDeclarations]: Found specification of procedure quick_exit [2020-10-20 06:20:56,645 INFO L130 BoogieDeclarations]: Found specification of procedure _Exit [2020-10-20 06:20:56,645 INFO L130 BoogieDeclarations]: Found specification of procedure getenv [2020-10-20 06:20:56,645 INFO L130 BoogieDeclarations]: Found specification of procedure secure_getenv [2020-10-20 06:20:56,646 INFO L130 BoogieDeclarations]: Found specification of procedure putenv [2020-10-20 06:20:56,646 INFO L130 BoogieDeclarations]: Found specification of procedure setenv [2020-10-20 06:20:56,646 INFO L130 BoogieDeclarations]: Found specification of procedure unsetenv [2020-10-20 06:20:56,646 INFO L130 BoogieDeclarations]: Found specification of procedure clearenv [2020-10-20 06:20:56,646 INFO L130 BoogieDeclarations]: Found specification of procedure mktemp [2020-10-20 06:20:56,646 INFO L130 BoogieDeclarations]: Found specification of procedure mkstemp [2020-10-20 06:20:56,646 INFO L130 BoogieDeclarations]: Found specification of procedure mkstemp64 [2020-10-20 06:20:56,646 INFO L130 BoogieDeclarations]: Found specification of procedure mkstemps [2020-10-20 06:20:56,647 INFO L130 BoogieDeclarations]: Found specification of procedure mkstemps64 [2020-10-20 06:20:56,647 INFO L130 BoogieDeclarations]: Found specification of procedure mkdtemp [2020-10-20 06:20:56,647 INFO L130 BoogieDeclarations]: Found specification of procedure mkostemp [2020-10-20 06:20:56,647 INFO L130 BoogieDeclarations]: Found specification of procedure mkostemp64 [2020-10-20 06:20:56,647 INFO L130 BoogieDeclarations]: Found specification of procedure mkostemps [2020-10-20 06:20:56,647 INFO L130 BoogieDeclarations]: Found specification of procedure mkostemps64 [2020-10-20 06:20:56,647 INFO L130 BoogieDeclarations]: Found specification of procedure system [2020-10-20 06:20:56,647 INFO L130 BoogieDeclarations]: Found specification of procedure canonicalize_file_name [2020-10-20 06:20:56,648 INFO L130 BoogieDeclarations]: Found specification of procedure realpath [2020-10-20 06:20:56,648 INFO L130 BoogieDeclarations]: Found specification of procedure bsearch [2020-10-20 06:20:56,648 INFO L130 BoogieDeclarations]: Found specification of procedure qsort [2020-10-20 06:20:56,648 INFO L130 BoogieDeclarations]: Found specification of procedure qsort_r [2020-10-20 06:20:56,648 INFO L130 BoogieDeclarations]: Found specification of procedure abs [2020-10-20 06:20:56,648 INFO L130 BoogieDeclarations]: Found specification of procedure labs [2020-10-20 06:20:56,648 INFO L130 BoogieDeclarations]: Found specification of procedure llabs [2020-10-20 06:20:56,648 INFO L130 BoogieDeclarations]: Found specification of procedure div [2020-10-20 06:20:56,648 INFO L130 BoogieDeclarations]: Found specification of procedure ldiv [2020-10-20 06:20:56,649 INFO L130 BoogieDeclarations]: Found specification of procedure lldiv [2020-10-20 06:20:56,649 INFO L130 BoogieDeclarations]: Found specification of procedure ecvt [2020-10-20 06:20:56,649 INFO L130 BoogieDeclarations]: Found specification of procedure fcvt [2020-10-20 06:20:56,649 INFO L130 BoogieDeclarations]: Found specification of procedure gcvt [2020-10-20 06:20:56,649 INFO L130 BoogieDeclarations]: Found specification of procedure qecvt [2020-10-20 06:20:56,649 INFO L130 BoogieDeclarations]: Found specification of procedure qfcvt [2020-10-20 06:20:56,649 INFO L130 BoogieDeclarations]: Found specification of procedure qgcvt [2020-10-20 06:20:56,649 INFO L130 BoogieDeclarations]: Found specification of procedure ecvt_r [2020-10-20 06:20:56,649 INFO L130 BoogieDeclarations]: Found specification of procedure fcvt_r [2020-10-20 06:20:56,650 INFO L130 BoogieDeclarations]: Found specification of procedure qecvt_r [2020-10-20 06:20:56,650 INFO L130 BoogieDeclarations]: Found specification of procedure qfcvt_r [2020-10-20 06:20:56,650 INFO L130 BoogieDeclarations]: Found specification of procedure mblen [2020-10-20 06:20:56,650 INFO L130 BoogieDeclarations]: Found specification of procedure mbtowc [2020-10-20 06:20:56,650 INFO L130 BoogieDeclarations]: Found specification of procedure wctomb [2020-10-20 06:20:56,650 INFO L130 BoogieDeclarations]: Found specification of procedure mbstowcs [2020-10-20 06:20:56,650 INFO L130 BoogieDeclarations]: Found specification of procedure wcstombs [2020-10-20 06:20:56,650 INFO L130 BoogieDeclarations]: Found specification of procedure rpmatch [2020-10-20 06:20:56,651 INFO L130 BoogieDeclarations]: Found specification of procedure getsubopt [2020-10-20 06:20:56,651 INFO L130 BoogieDeclarations]: Found specification of procedure setkey [2020-10-20 06:20:56,651 INFO L130 BoogieDeclarations]: Found specification of procedure posix_openpt [2020-10-20 06:20:56,651 INFO L130 BoogieDeclarations]: Found specification of procedure grantpt [2020-10-20 06:20:56,651 INFO L130 BoogieDeclarations]: Found specification of procedure unlockpt [2020-10-20 06:20:56,651 INFO L130 BoogieDeclarations]: Found specification of procedure ptsname [2020-10-20 06:20:56,651 INFO L130 BoogieDeclarations]: Found specification of procedure ptsname_r [2020-10-20 06:20:56,651 INFO L130 BoogieDeclarations]: Found specification of procedure getpt [2020-10-20 06:20:56,651 INFO L130 BoogieDeclarations]: Found specification of procedure getloadavg [2020-10-20 06:20:56,652 INFO L130 BoogieDeclarations]: Found specification of procedure gettimeofday [2020-10-20 06:20:56,652 INFO L130 BoogieDeclarations]: Found specification of procedure settimeofday [2020-10-20 06:20:56,652 INFO L130 BoogieDeclarations]: Found specification of procedure adjtime [2020-10-20 06:20:56,652 INFO L130 BoogieDeclarations]: Found specification of procedure getitimer [2020-10-20 06:20:56,652 INFO L130 BoogieDeclarations]: Found specification of procedure setitimer [2020-10-20 06:20:56,652 INFO L130 BoogieDeclarations]: Found specification of procedure utimes [2020-10-20 06:20:56,652 INFO L130 BoogieDeclarations]: Found specification of procedure lutimes [2020-10-20 06:20:56,652 INFO L130 BoogieDeclarations]: Found specification of procedure futimes [2020-10-20 06:20:56,652 INFO L130 BoogieDeclarations]: Found specification of procedure futimesat [2020-10-20 06:20:56,653 INFO L130 BoogieDeclarations]: Found specification of procedure login_tty [2020-10-20 06:20:56,653 INFO L130 BoogieDeclarations]: Found specification of procedure login [2020-10-20 06:20:56,653 INFO L130 BoogieDeclarations]: Found specification of procedure logout [2020-10-20 06:20:56,653 INFO L130 BoogieDeclarations]: Found specification of procedure logwtmp [2020-10-20 06:20:56,653 INFO L130 BoogieDeclarations]: Found specification of procedure updwtmp [2020-10-20 06:20:56,653 INFO L130 BoogieDeclarations]: Found specification of procedure utmpname [2020-10-20 06:20:56,653 INFO L130 BoogieDeclarations]: Found specification of procedure getutent [2020-10-20 06:20:56,653 INFO L130 BoogieDeclarations]: Found specification of procedure setutent [2020-10-20 06:20:56,653 INFO L130 BoogieDeclarations]: Found specification of procedure endutent [2020-10-20 06:20:56,654 INFO L130 BoogieDeclarations]: Found specification of procedure getutid [2020-10-20 06:20:56,654 INFO L130 BoogieDeclarations]: Found specification of procedure getutline [2020-10-20 06:20:56,654 INFO L130 BoogieDeclarations]: Found specification of procedure pututline [2020-10-20 06:20:56,654 INFO L130 BoogieDeclarations]: Found specification of procedure getutent_r [2020-10-20 06:20:56,654 INFO L130 BoogieDeclarations]: Found specification of procedure getutid_r [2020-10-20 06:20:56,654 INFO L130 BoogieDeclarations]: Found specification of procedure getutline_r [2020-10-20 06:20:56,654 INFO L130 BoogieDeclarations]: Found specification of procedure memcpy [2020-10-20 06:20:56,654 INFO L130 BoogieDeclarations]: Found specification of procedure memmove [2020-10-20 06:20:56,654 INFO L130 BoogieDeclarations]: Found specification of procedure memccpy [2020-10-20 06:20:56,654 INFO L130 BoogieDeclarations]: Found specification of procedure memset [2020-10-20 06:20:56,655 INFO L130 BoogieDeclarations]: Found specification of procedure memcmp [2020-10-20 06:20:56,655 INFO L130 BoogieDeclarations]: Found specification of procedure memchr [2020-10-20 06:20:56,655 INFO L130 BoogieDeclarations]: Found specification of procedure rawmemchr [2020-10-20 06:20:56,655 INFO L130 BoogieDeclarations]: Found specification of procedure memrchr [2020-10-20 06:20:56,655 INFO L130 BoogieDeclarations]: Found specification of procedure strcpy [2020-10-20 06:20:56,655 INFO L130 BoogieDeclarations]: Found specification of procedure strncpy [2020-10-20 06:20:56,655 INFO L130 BoogieDeclarations]: Found specification of procedure strcat [2020-10-20 06:20:56,655 INFO L130 BoogieDeclarations]: Found specification of procedure strncat [2020-10-20 06:20:56,655 INFO L130 BoogieDeclarations]: Found specification of procedure strcmp [2020-10-20 06:20:56,656 INFO L130 BoogieDeclarations]: Found specification of procedure strncmp [2020-10-20 06:20:56,656 INFO L130 BoogieDeclarations]: Found specification of procedure strcoll [2020-10-20 06:20:56,656 INFO L130 BoogieDeclarations]: Found specification of procedure strxfrm [2020-10-20 06:20:56,656 INFO L130 BoogieDeclarations]: Found specification of procedure strcoll_l [2020-10-20 06:20:56,656 INFO L130 BoogieDeclarations]: Found specification of procedure strxfrm_l [2020-10-20 06:20:56,664 INFO L130 BoogieDeclarations]: Found specification of procedure strdup [2020-10-20 06:20:56,664 INFO L130 BoogieDeclarations]: Found specification of procedure strndup [2020-10-20 06:20:56,664 INFO L130 BoogieDeclarations]: Found specification of procedure strchr [2020-10-20 06:20:56,664 INFO L130 BoogieDeclarations]: Found specification of procedure strrchr [2020-10-20 06:20:56,665 INFO L130 BoogieDeclarations]: Found specification of procedure strchrnul [2020-10-20 06:20:56,665 INFO L130 BoogieDeclarations]: Found specification of procedure strcspn [2020-10-20 06:20:56,665 INFO L130 BoogieDeclarations]: Found specification of procedure strspn [2020-10-20 06:20:56,665 INFO L130 BoogieDeclarations]: Found specification of procedure strpbrk [2020-10-20 06:20:56,665 INFO L130 BoogieDeclarations]: Found specification of procedure strstr [2020-10-20 06:20:56,665 INFO L130 BoogieDeclarations]: Found specification of procedure strtok [2020-10-20 06:20:56,665 INFO L130 BoogieDeclarations]: Found specification of procedure __strtok_r [2020-10-20 06:20:56,665 INFO L130 BoogieDeclarations]: Found specification of procedure strtok_r [2020-10-20 06:20:56,665 INFO L130 BoogieDeclarations]: Found specification of procedure strcasestr [2020-10-20 06:20:56,666 INFO L130 BoogieDeclarations]: Found specification of procedure memmem [2020-10-20 06:20:56,666 INFO L130 BoogieDeclarations]: Found specification of procedure __mempcpy [2020-10-20 06:20:56,666 INFO L130 BoogieDeclarations]: Found specification of procedure mempcpy [2020-10-20 06:20:56,666 INFO L130 BoogieDeclarations]: Found specification of procedure strlen [2020-10-20 06:20:56,666 INFO L130 BoogieDeclarations]: Found specification of procedure strnlen [2020-10-20 06:20:56,666 INFO L130 BoogieDeclarations]: Found specification of procedure strerror [2020-10-20 06:20:56,666 INFO L130 BoogieDeclarations]: Found specification of procedure strerror_r [2020-10-20 06:20:56,666 INFO L130 BoogieDeclarations]: Found specification of procedure strerror_l [2020-10-20 06:20:56,666 INFO L130 BoogieDeclarations]: Found specification of procedure __bzero [2020-10-20 06:20:56,667 INFO L130 BoogieDeclarations]: Found specification of procedure bcopy [2020-10-20 06:20:56,667 INFO L130 BoogieDeclarations]: Found specification of procedure bzero [2020-10-20 06:20:56,667 INFO L130 BoogieDeclarations]: Found specification of procedure bcmp [2020-10-20 06:20:56,667 INFO L130 BoogieDeclarations]: Found specification of procedure index [2020-10-20 06:20:56,667 INFO L130 BoogieDeclarations]: Found specification of procedure rindex [2020-10-20 06:20:56,667 INFO L130 BoogieDeclarations]: Found specification of procedure ffs [2020-10-20 06:20:56,667 INFO L130 BoogieDeclarations]: Found specification of procedure ffsl [2020-10-20 06:20:56,667 INFO L130 BoogieDeclarations]: Found specification of procedure ffsll [2020-10-20 06:20:56,667 INFO L130 BoogieDeclarations]: Found specification of procedure strcasecmp [2020-10-20 06:20:56,667 INFO L130 BoogieDeclarations]: Found specification of procedure strncasecmp [2020-10-20 06:20:56,668 INFO L130 BoogieDeclarations]: Found specification of procedure strcasecmp_l [2020-10-20 06:20:56,668 INFO L130 BoogieDeclarations]: Found specification of procedure strncasecmp_l [2020-10-20 06:20:56,668 INFO L130 BoogieDeclarations]: Found specification of procedure strsep [2020-10-20 06:20:56,668 INFO L130 BoogieDeclarations]: Found specification of procedure strsignal [2020-10-20 06:20:56,668 INFO L130 BoogieDeclarations]: Found specification of procedure __stpcpy [2020-10-20 06:20:56,668 INFO L130 BoogieDeclarations]: Found specification of procedure stpcpy [2020-10-20 06:20:56,668 INFO L130 BoogieDeclarations]: Found specification of procedure __stpncpy [2020-10-20 06:20:56,668 INFO L130 BoogieDeclarations]: Found specification of procedure stpncpy [2020-10-20 06:20:56,668 INFO L130 BoogieDeclarations]: Found specification of procedure strverscmp [2020-10-20 06:20:56,669 INFO L130 BoogieDeclarations]: Found specification of procedure strfry [2020-10-20 06:20:56,669 INFO L130 BoogieDeclarations]: Found specification of procedure memfrob [2020-10-20 06:20:56,669 INFO L130 BoogieDeclarations]: Found specification of procedure basename [2020-10-20 06:20:56,669 INFO L130 BoogieDeclarations]: Found specification of procedure bb_show_usage [2020-10-20 06:20:56,669 INFO L130 BoogieDeclarations]: Found specification of procedure fflush_all [2020-10-20 06:20:56,669 INFO L130 BoogieDeclarations]: Found specification of procedure syslog [2020-10-20 06:20:56,669 INFO L130 BoogieDeclarations]: Found specification of procedure __main [2020-10-20 06:20:56,669 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2020-10-20 06:20:56,669 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2020-10-20 06:20:56,670 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE2 [2020-10-20 06:20:56,670 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE1 [2020-10-20 06:20:56,670 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE1 [2020-10-20 06:20:56,670 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4 [2020-10-20 06:20:56,670 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2020-10-20 06:20:56,670 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2020-10-20 06:20:56,670 INFO L130 BoogieDeclarations]: Found specification of procedure main [2020-10-20 06:20:56,670 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2020-10-20 06:20:56,670 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2020-10-20 06:20:56,670 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2020-10-20 06:20:56,671 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2020-10-20 06:20:56,671 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.setCurrentRoundingMode [2020-10-20 06:20:56,671 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE2 [2020-10-20 06:20:58,912 INFO L293 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2020-10-20 06:20:58,913 INFO L298 CfgBuilder]: Removed 7 assume(true) statements. [2020-10-20 06:20:58,916 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.10 06:20:58 BoogieIcfgContainer [2020-10-20 06:20:58,916 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2020-10-20 06:20:58,919 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2020-10-20 06:20:58,919 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2020-10-20 06:20:58,923 INFO L275 PluginConnector]: TraceAbstraction initialized [2020-10-20 06:20:58,923 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 20.10 06:20:54" (1/3) ... [2020-10-20 06:20:58,924 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@4b4eb14d and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 20.10 06:20:58, skipping insertion in model container [2020-10-20 06:20:58,924 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.10 06:20:56" (2/3) ... [2020-10-20 06:20:58,925 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@4b4eb14d and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 20.10 06:20:58, skipping insertion in model container [2020-10-20 06:20:58,925 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.10 06:20:58" (3/3) ... [2020-10-20 06:20:58,926 INFO L111 eAbstractionObserver]: Analyzing ICFG hostid.i [2020-10-20 06:20:58,938 INFO L164 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2020-10-20 06:20:58,946 INFO L176 ceAbstractionStarter]: Appying trace abstraction to program that has 82 error locations. [2020-10-20 06:20:58,960 INFO L253 AbstractCegarLoop]: Starting to check reachability of 82 error locations. [2020-10-20 06:20:58,983 INFO L377 AbstractCegarLoop]: Interprodecural is true [2020-10-20 06:20:58,983 INFO L378 AbstractCegarLoop]: Hoare is false [2020-10-20 06:20:58,984 INFO L379 AbstractCegarLoop]: Compute interpolants for FPandBP [2020-10-20 06:20:58,984 INFO L380 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2020-10-20 06:20:58,984 INFO L381 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2020-10-20 06:20:58,984 INFO L382 AbstractCegarLoop]: Difference is false [2020-10-20 06:20:58,984 INFO L383 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2020-10-20 06:20:58,984 INFO L387 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2020-10-20 06:20:59,008 INFO L276 IsEmpty]: Start isEmpty. Operand 150 states. [2020-10-20 06:20:59,016 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2020-10-20 06:20:59,017 INFO L414 BasicCegarLoop]: Found error trace [2020-10-20 06:20:59,018 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1] [2020-10-20 06:20:59,019 INFO L429 AbstractCegarLoop]: === Iteration 1 === [reach_errorErr0ASSERT_VIOLATIONMEMORY_LEAK, vasprintfErr1REQUIRES_VIOLATION, vasprintfErr6REQUIRES_VIOLATION, vasprintfErr7REQUIRES_VIOLATION, vasprintfErr5REQUIRES_VIOLATION, vasprintfErr10REQUIRES_VIOLATION, vasprintfErr0REQUIRES_VIOLATION, vasprintfErr11REQUIRES_VIOLATION, vasprintfErr9REQUIRES_VIOLATION, vasprintfErr4REQUIRES_VIOLATION, vasprintfErr2REQUIRES_VIOLATION, vasprintfErr3REQUIRES_VIOLATION, vasprintfErr8REQUIRES_VIOLATION, getutentErr7REQUIRES_VIOLATION, getutentErr6REQUIRES_VIOLATION, getutentErr1REQUIRES_VIOLATION, getutentErr0REQUIRES_VIOLATION, getutentErr5REQUIRES_VIOLATION, getutentErr4REQUIRES_VIOLATION, getutentErr3REQUIRES_VIOLATION, getutentErr2REQUIRES_VIOLATION, readErr1REQUIRES_VIOLATION, readErr0REQUIRES_VIOLATION, __mainErr0REQUIRES_VIOLATION, __mainErr1REQUIRES_VIOLATION, getoptErr2REQUIRES_VIOLATION, getoptErr13REQUIRES_VIOLATION, getoptErr4ASSERT_VIOLATIONMEMORY_DEREFERENCE, getoptErr3REQUIRES_VIOLATION, getoptErr10REQUIRES_VIOLATION, getoptErr0REQUIRES_VIOLATION, getoptErr5ASSERT_VIOLATIONMEMORY_DEREFERENCE, getoptErr11REQUIRES_VIOLATION, getoptErr1REQUIRES_VIOLATION, getoptErr12REQUIRES_VIOLATION, getoptErr8REQUIRES_VIOLATION, getoptErr9REQUIRES_VIOLATION, getoptErr6REQUIRES_VIOLATION, getoptErr7REQUIRES_VIOLATION, getopt_longErr2REQUIRES_VIOLATION, getopt_longErr3REQUIRES_VIOLATION, getopt_longErr4REQUIRES_VIOLATION, getopt_longErr5REQUIRES_VIOLATION, getopt_longErr0REQUIRES_VIOLATION, getopt_longErr6REQUIRES_VIOLATION, getopt_longErr1REQUIRES_VIOLATION, getopt_longErr7REQUIRES_VIOLATION, mainErr28ASSERT_VIOLATIONMEMORY_FREE, mainErr8REQUIRES_VIOLATION, mainErr9REQUIRES_VIOLATION, mainErr5REQUIRES_VIOLATION, mainErr6REQUIRES_VIOLATION, mainErr7REQUIRES_VIOLATION, mainErr2REQUIRES_VIOLATION, mainErr25ASSERT_VIOLATIONMEMORY_FREE, mainErr3REQUIRES_VIOLATION, mainErr33ASSERT_VIOLATIONMEMORY_FREE, mainErr34ENSURES_VIOLATIONMEMORY_LEAK, mainErr4REQUIRES_VIOLATION, mainErr31ASSERT_VIOLATIONMEMORY_FREE, mainErr23ASSERT_VIOLATIONMEMORY_FREE, mainErr27ASSERT_VIOLATIONMEMORY_FREE, mainErr0REQUIRES_VIOLATION, mainErr21REQUIRES_VIOLATION, mainErr1REQUIRES_VIOLATION, mainErr19REQUIRES_VIOLATION, mainErr18REQUIRES_VIOLATION, mainErr29ASSERT_VIOLATIONMEMORY_FREE, mainErr20REQUIRES_VIOLATION, mainErr22ASSERT_VIOLATIONMEMORY_FREE, mainErr16REQUIRES_VIOLATION, mainErr17REQUIRES_VIOLATION, mainErr32ASSERT_VIOLATIONMEMORY_FREE, mainErr13REQUIRES_VIOLATION, mainErr15REQUIRES_VIOLATION, mainErr14REQUIRES_VIOLATION, mainErr10REQUIRES_VIOLATION, mainErr11REQUIRES_VIOLATION, mainErr30ASSERT_VIOLATIONMEMORY_FREE, mainErr12REQUIRES_VIOLATION, mainErr24ASSERT_VIOLATIONMEMORY_FREE, mainErr26ASSERT_VIOLATIONMEMORY_FREE]=== [2020-10-20 06:20:59,024 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-20 06:20:59,024 INFO L82 PathProgramCache]: Analyzing trace with hash 2132745027, now seen corresponding path program 1 times [2020-10-20 06:20:59,039 INFO L162 FreeRefinementEngine]: Executing refinement strategy WOLF [2020-10-20 06:20:59,039 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [987311029] [2020-10-20 06:20:59,040 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat Starting monitored process 2 with mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 2 with mathsat -unsat_core_generation=3 [2020-10-20 06:20:59,439 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-20 06:20:59,445 INFO L263 TraceCheckSpWp]: Trace formula consists of 101 conjuncts, 3 conjunts are in the unsatisfiable core [2020-10-20 06:20:59,452 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-10-20 06:20:59,531 INFO L384 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 6 treesize of output 5 [2020-10-20 06:20:59,531 INFO L545 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2020-10-20 06:20:59,541 INFO L625 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2020-10-20 06:20:59,542 INFO L545 ElimStorePlain]: Start of recursive call 1: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2020-10-20 06:20:59,542 INFO L244 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:6, output treesize:5 [2020-10-20 06:20:59,551 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-10-20 06:20:59,552 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2020-10-20 06:20:59,567 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-10-20 06:20:59,568 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [987311029] [2020-10-20 06:20:59,569 INFO L219 FreeRefinementEngine]: Constructing automaton from 2 perfect and 0 imperfect interpolant sequences. [2020-10-20 06:20:59,569 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2, 2] imperfect sequences [] total 2 [2020-10-20 06:20:59,570 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1492872412] [2020-10-20 06:20:59,575 INFO L461 AbstractCegarLoop]: Interpolant automaton has 3 states [2020-10-20 06:20:59,575 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2020-10-20 06:20:59,590 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-10-20 06:20:59,591 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-10-20 06:20:59,593 INFO L87 Difference]: Start difference. First operand 150 states. Second operand 3 states. [2020-10-20 06:20:59,854 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-20 06:20:59,854 INFO L93 Difference]: Finished difference Result 126 states and 131 transitions. [2020-10-20 06:20:59,855 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-10-20 06:20:59,856 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 7 [2020-10-20 06:20:59,857 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-20 06:20:59,869 INFO L225 Difference]: With dead ends: 126 [2020-10-20 06:20:59,869 INFO L226 Difference]: Without dead ends: 123 [2020-10-20 06:20:59,871 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 13 GetRequests, 12 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-10-20 06:20:59,893 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 123 states. [2020-10-20 06:20:59,915 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 123 to 107. [2020-10-20 06:20:59,916 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 107 states. [2020-10-20 06:20:59,919 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 107 states to 107 states and 111 transitions. [2020-10-20 06:20:59,920 INFO L78 Accepts]: Start accepts. Automaton has 107 states and 111 transitions. Word has length 7 [2020-10-20 06:20:59,920 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-20 06:20:59,921 INFO L481 AbstractCegarLoop]: Abstraction has 107 states and 111 transitions. [2020-10-20 06:20:59,921 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2020-10-20 06:20:59,921 INFO L276 IsEmpty]: Start isEmpty. Operand 107 states and 111 transitions. [2020-10-20 06:20:59,921 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2020-10-20 06:20:59,921 INFO L414 BasicCegarLoop]: Found error trace [2020-10-20 06:20:59,921 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1] [2020-10-20 06:21:00,135 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 mathsat -unsat_core_generation=3 [2020-10-20 06:21:00,136 INFO L429 AbstractCegarLoop]: === Iteration 2 === [reach_errorErr0ASSERT_VIOLATIONMEMORY_LEAK, vasprintfErr1REQUIRES_VIOLATION, vasprintfErr6REQUIRES_VIOLATION, vasprintfErr7REQUIRES_VIOLATION, vasprintfErr5REQUIRES_VIOLATION, vasprintfErr10REQUIRES_VIOLATION, vasprintfErr0REQUIRES_VIOLATION, vasprintfErr11REQUIRES_VIOLATION, vasprintfErr9REQUIRES_VIOLATION, vasprintfErr4REQUIRES_VIOLATION, vasprintfErr2REQUIRES_VIOLATION, vasprintfErr3REQUIRES_VIOLATION, vasprintfErr8REQUIRES_VIOLATION, getutentErr7REQUIRES_VIOLATION, getutentErr6REQUIRES_VIOLATION, getutentErr1REQUIRES_VIOLATION, getutentErr0REQUIRES_VIOLATION, getutentErr5REQUIRES_VIOLATION, getutentErr4REQUIRES_VIOLATION, getutentErr3REQUIRES_VIOLATION, getutentErr2REQUIRES_VIOLATION, readErr1REQUIRES_VIOLATION, readErr0REQUIRES_VIOLATION, __mainErr0REQUIRES_VIOLATION, __mainErr1REQUIRES_VIOLATION, getoptErr2REQUIRES_VIOLATION, getoptErr13REQUIRES_VIOLATION, getoptErr4ASSERT_VIOLATIONMEMORY_DEREFERENCE, getoptErr3REQUIRES_VIOLATION, getoptErr10REQUIRES_VIOLATION, getoptErr0REQUIRES_VIOLATION, getoptErr5ASSERT_VIOLATIONMEMORY_DEREFERENCE, getoptErr11REQUIRES_VIOLATION, getoptErr1REQUIRES_VIOLATION, getoptErr12REQUIRES_VIOLATION, getoptErr8REQUIRES_VIOLATION, getoptErr9REQUIRES_VIOLATION, getoptErr6REQUIRES_VIOLATION, getoptErr7REQUIRES_VIOLATION, getopt_longErr2REQUIRES_VIOLATION, getopt_longErr3REQUIRES_VIOLATION, getopt_longErr4REQUIRES_VIOLATION, getopt_longErr5REQUIRES_VIOLATION, getopt_longErr0REQUIRES_VIOLATION, getopt_longErr6REQUIRES_VIOLATION, getopt_longErr1REQUIRES_VIOLATION, getopt_longErr7REQUIRES_VIOLATION, mainErr28ASSERT_VIOLATIONMEMORY_FREE, mainErr8REQUIRES_VIOLATION, mainErr9REQUIRES_VIOLATION, mainErr5REQUIRES_VIOLATION, mainErr6REQUIRES_VIOLATION, mainErr7REQUIRES_VIOLATION, mainErr2REQUIRES_VIOLATION, mainErr25ASSERT_VIOLATIONMEMORY_FREE, mainErr3REQUIRES_VIOLATION, mainErr33ASSERT_VIOLATIONMEMORY_FREE, mainErr34ENSURES_VIOLATIONMEMORY_LEAK, mainErr4REQUIRES_VIOLATION, mainErr31ASSERT_VIOLATIONMEMORY_FREE, mainErr23ASSERT_VIOLATIONMEMORY_FREE, mainErr27ASSERT_VIOLATIONMEMORY_FREE, mainErr0REQUIRES_VIOLATION, mainErr21REQUIRES_VIOLATION, mainErr1REQUIRES_VIOLATION, mainErr19REQUIRES_VIOLATION, mainErr18REQUIRES_VIOLATION, mainErr29ASSERT_VIOLATIONMEMORY_FREE, mainErr20REQUIRES_VIOLATION, mainErr22ASSERT_VIOLATIONMEMORY_FREE, mainErr16REQUIRES_VIOLATION, mainErr17REQUIRES_VIOLATION, mainErr32ASSERT_VIOLATIONMEMORY_FREE, mainErr13REQUIRES_VIOLATION, mainErr15REQUIRES_VIOLATION, mainErr14REQUIRES_VIOLATION, mainErr10REQUIRES_VIOLATION, mainErr11REQUIRES_VIOLATION, mainErr30ASSERT_VIOLATIONMEMORY_FREE, mainErr12REQUIRES_VIOLATION, mainErr24ASSERT_VIOLATIONMEMORY_FREE, mainErr26ASSERT_VIOLATIONMEMORY_FREE]=== [2020-10-20 06:21:00,137 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-20 06:21:00,137 INFO L82 PathProgramCache]: Analyzing trace with hash 2132745028, now seen corresponding path program 1 times [2020-10-20 06:21:00,139 INFO L162 FreeRefinementEngine]: Executing refinement strategy WOLF [2020-10-20 06:21:00,139 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1871030683] [2020-10-20 06:21:00,139 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat Starting monitored process 3 with mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 3 with mathsat -unsat_core_generation=3 [2020-10-20 06:21:00,613 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-20 06:21:00,618 INFO L263 TraceCheckSpWp]: Trace formula consists of 101 conjuncts, 5 conjunts are in the unsatisfiable core [2020-10-20 06:21:00,620 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-10-20 06:21:00,631 INFO L384 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 6 treesize of output 5 [2020-10-20 06:21:00,631 INFO L545 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2020-10-20 06:21:00,646 INFO L625 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2020-10-20 06:21:00,647 INFO L545 ElimStorePlain]: Start of recursive call 1: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2020-10-20 06:21:00,647 INFO L244 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:10, output treesize:9 [2020-10-20 06:21:00,664 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-10-20 06:21:00,664 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2020-10-20 06:21:00,751 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-10-20 06:21:00,752 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1871030683] [2020-10-20 06:21:00,752 INFO L219 FreeRefinementEngine]: Constructing automaton from 2 perfect and 0 imperfect interpolant sequences. [2020-10-20 06:21:00,752 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2, 2] imperfect sequences [] total 3 [2020-10-20 06:21:00,752 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2083540247] [2020-10-20 06:21:00,754 INFO L461 AbstractCegarLoop]: Interpolant automaton has 4 states [2020-10-20 06:21:00,754 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2020-10-20 06:21:00,755 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2020-10-20 06:21:00,755 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2020-10-20 06:21:00,755 INFO L87 Difference]: Start difference. First operand 107 states and 111 transitions. Second operand 4 states. [2020-10-20 06:21:01,159 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-20 06:21:01,160 INFO L93 Difference]: Finished difference Result 106 states and 110 transitions. [2020-10-20 06:21:01,161 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-10-20 06:21:01,161 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 7 [2020-10-20 06:21:01,161 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-20 06:21:01,163 INFO L225 Difference]: With dead ends: 106 [2020-10-20 06:21:01,163 INFO L226 Difference]: Without dead ends: 106 [2020-10-20 06:21:01,164 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 13 GetRequests, 11 SyntacticMatches, 0 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2020-10-20 06:21:01,165 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 106 states. [2020-10-20 06:21:01,171 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 106 to 106. [2020-10-20 06:21:01,171 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 106 states. [2020-10-20 06:21:01,173 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 106 states to 106 states and 110 transitions. [2020-10-20 06:21:01,173 INFO L78 Accepts]: Start accepts. Automaton has 106 states and 110 transitions. Word has length 7 [2020-10-20 06:21:01,174 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-20 06:21:01,174 INFO L481 AbstractCegarLoop]: Abstraction has 106 states and 110 transitions. [2020-10-20 06:21:01,174 INFO L482 AbstractCegarLoop]: Interpolant automaton has 4 states. [2020-10-20 06:21:01,174 INFO L276 IsEmpty]: Start isEmpty. Operand 106 states and 110 transitions. [2020-10-20 06:21:01,174 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2020-10-20 06:21:01,174 INFO L414 BasicCegarLoop]: Found error trace [2020-10-20 06:21:01,174 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-20 06:21:01,382 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 3 mathsat -unsat_core_generation=3 [2020-10-20 06:21:01,384 INFO L429 AbstractCegarLoop]: === Iteration 3 === [reach_errorErr0ASSERT_VIOLATIONMEMORY_LEAK, vasprintfErr1REQUIRES_VIOLATION, vasprintfErr6REQUIRES_VIOLATION, vasprintfErr7REQUIRES_VIOLATION, vasprintfErr5REQUIRES_VIOLATION, vasprintfErr10REQUIRES_VIOLATION, vasprintfErr0REQUIRES_VIOLATION, vasprintfErr11REQUIRES_VIOLATION, vasprintfErr9REQUIRES_VIOLATION, vasprintfErr4REQUIRES_VIOLATION, vasprintfErr2REQUIRES_VIOLATION, vasprintfErr3REQUIRES_VIOLATION, vasprintfErr8REQUIRES_VIOLATION, getutentErr7REQUIRES_VIOLATION, getutentErr6REQUIRES_VIOLATION, getutentErr1REQUIRES_VIOLATION, getutentErr0REQUIRES_VIOLATION, getutentErr5REQUIRES_VIOLATION, getutentErr4REQUIRES_VIOLATION, getutentErr3REQUIRES_VIOLATION, getutentErr2REQUIRES_VIOLATION, readErr1REQUIRES_VIOLATION, readErr0REQUIRES_VIOLATION, __mainErr0REQUIRES_VIOLATION, __mainErr1REQUIRES_VIOLATION, getoptErr2REQUIRES_VIOLATION, getoptErr13REQUIRES_VIOLATION, getoptErr4ASSERT_VIOLATIONMEMORY_DEREFERENCE, getoptErr3REQUIRES_VIOLATION, getoptErr10REQUIRES_VIOLATION, getoptErr0REQUIRES_VIOLATION, getoptErr5ASSERT_VIOLATIONMEMORY_DEREFERENCE, getoptErr11REQUIRES_VIOLATION, getoptErr1REQUIRES_VIOLATION, getoptErr12REQUIRES_VIOLATION, getoptErr8REQUIRES_VIOLATION, getoptErr9REQUIRES_VIOLATION, getoptErr6REQUIRES_VIOLATION, getoptErr7REQUIRES_VIOLATION, getopt_longErr2REQUIRES_VIOLATION, getopt_longErr3REQUIRES_VIOLATION, getopt_longErr4REQUIRES_VIOLATION, getopt_longErr5REQUIRES_VIOLATION, getopt_longErr0REQUIRES_VIOLATION, getopt_longErr6REQUIRES_VIOLATION, getopt_longErr1REQUIRES_VIOLATION, getopt_longErr7REQUIRES_VIOLATION, mainErr28ASSERT_VIOLATIONMEMORY_FREE, mainErr8REQUIRES_VIOLATION, mainErr9REQUIRES_VIOLATION, mainErr5REQUIRES_VIOLATION, mainErr6REQUIRES_VIOLATION, mainErr7REQUIRES_VIOLATION, mainErr2REQUIRES_VIOLATION, mainErr25ASSERT_VIOLATIONMEMORY_FREE, mainErr3REQUIRES_VIOLATION, mainErr33ASSERT_VIOLATIONMEMORY_FREE, mainErr34ENSURES_VIOLATIONMEMORY_LEAK, mainErr4REQUIRES_VIOLATION, mainErr31ASSERT_VIOLATIONMEMORY_FREE, mainErr23ASSERT_VIOLATIONMEMORY_FREE, mainErr27ASSERT_VIOLATIONMEMORY_FREE, mainErr0REQUIRES_VIOLATION, mainErr21REQUIRES_VIOLATION, mainErr1REQUIRES_VIOLATION, mainErr19REQUIRES_VIOLATION, mainErr18REQUIRES_VIOLATION, mainErr29ASSERT_VIOLATIONMEMORY_FREE, mainErr20REQUIRES_VIOLATION, mainErr22ASSERT_VIOLATIONMEMORY_FREE, mainErr16REQUIRES_VIOLATION, mainErr17REQUIRES_VIOLATION, mainErr32ASSERT_VIOLATIONMEMORY_FREE, mainErr13REQUIRES_VIOLATION, mainErr15REQUIRES_VIOLATION, mainErr14REQUIRES_VIOLATION, mainErr10REQUIRES_VIOLATION, mainErr11REQUIRES_VIOLATION, mainErr30ASSERT_VIOLATIONMEMORY_FREE, mainErr12REQUIRES_VIOLATION, mainErr24ASSERT_VIOLATIONMEMORY_FREE, mainErr26ASSERT_VIOLATIONMEMORY_FREE]=== [2020-10-20 06:21:01,384 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-20 06:21:01,384 INFO L82 PathProgramCache]: Analyzing trace with hash 1155917691, now seen corresponding path program 1 times [2020-10-20 06:21:01,386 INFO L162 FreeRefinementEngine]: Executing refinement strategy WOLF [2020-10-20 06:21:01,386 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1570556] [2020-10-20 06:21:01,387 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat Starting monitored process 4 with mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 4 with mathsat -unsat_core_generation=3 [2020-10-20 06:21:01,702 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-20 06:21:01,707 INFO L263 TraceCheckSpWp]: Trace formula consists of 110 conjuncts, 6 conjunts are in the unsatisfiable core [2020-10-20 06:21:01,708 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-10-20 06:21:01,720 INFO L384 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 6 treesize of output 5 [2020-10-20 06:21:01,720 INFO L545 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2020-10-20 06:21:01,729 INFO L625 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2020-10-20 06:21:01,730 INFO L545 ElimStorePlain]: Start of recursive call 1: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2020-10-20 06:21:01,730 INFO L244 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:10, output treesize:9 [2020-10-20 06:21:01,761 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-10-20 06:21:01,762 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2020-10-20 06:21:01,935 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-10-20 06:21:01,937 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1570556] [2020-10-20 06:21:01,937 INFO L219 FreeRefinementEngine]: Constructing automaton from 2 perfect and 0 imperfect interpolant sequences. [2020-10-20 06:21:01,937 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3, 3] imperfect sequences [] total 5 [2020-10-20 06:21:01,937 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [697521720] [2020-10-20 06:21:01,938 INFO L461 AbstractCegarLoop]: Interpolant automaton has 6 states [2020-10-20 06:21:01,938 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2020-10-20 06:21:01,938 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2020-10-20 06:21:01,938 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=13, Invalid=17, Unknown=0, NotChecked=0, Total=30 [2020-10-20 06:21:01,938 INFO L87 Difference]: Start difference. First operand 106 states and 110 transitions. Second operand 6 states. [2020-10-20 06:21:02,557 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-20 06:21:02,558 INFO L93 Difference]: Finished difference Result 115 states and 121 transitions. [2020-10-20 06:21:02,558 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2020-10-20 06:21:02,558 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 10 [2020-10-20 06:21:02,559 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-20 06:21:02,561 INFO L225 Difference]: With dead ends: 115 [2020-10-20 06:21:02,562 INFO L226 Difference]: Without dead ends: 115 [2020-10-20 06:21:02,564 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 20 GetRequests, 15 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 3 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=19, Invalid=23, Unknown=0, NotChecked=0, Total=42 [2020-10-20 06:21:02,568 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 115 states. [2020-10-20 06:21:02,583 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 115 to 112. [2020-10-20 06:21:02,584 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 112 states. [2020-10-20 06:21:02,585 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 112 states to 112 states and 117 transitions. [2020-10-20 06:21:02,586 INFO L78 Accepts]: Start accepts. Automaton has 112 states and 117 transitions. Word has length 10 [2020-10-20 06:21:02,586 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-20 06:21:02,586 INFO L481 AbstractCegarLoop]: Abstraction has 112 states and 117 transitions. [2020-10-20 06:21:02,586 INFO L482 AbstractCegarLoop]: Interpolant automaton has 6 states. [2020-10-20 06:21:02,586 INFO L276 IsEmpty]: Start isEmpty. Operand 112 states and 117 transitions. [2020-10-20 06:21:02,587 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2020-10-20 06:21:02,587 INFO L414 BasicCegarLoop]: Found error trace [2020-10-20 06:21:02,587 INFO L422 BasicCegarLoop]: trace histogram [3, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-20 06:21:02,793 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 4 mathsat -unsat_core_generation=3 [2020-10-20 06:21:02,794 INFO L429 AbstractCegarLoop]: === Iteration 4 === [reach_errorErr0ASSERT_VIOLATIONMEMORY_LEAK, vasprintfErr1REQUIRES_VIOLATION, vasprintfErr6REQUIRES_VIOLATION, vasprintfErr7REQUIRES_VIOLATION, vasprintfErr5REQUIRES_VIOLATION, vasprintfErr10REQUIRES_VIOLATION, vasprintfErr0REQUIRES_VIOLATION, vasprintfErr11REQUIRES_VIOLATION, vasprintfErr9REQUIRES_VIOLATION, vasprintfErr4REQUIRES_VIOLATION, vasprintfErr2REQUIRES_VIOLATION, vasprintfErr3REQUIRES_VIOLATION, vasprintfErr8REQUIRES_VIOLATION, getutentErr7REQUIRES_VIOLATION, getutentErr6REQUIRES_VIOLATION, getutentErr1REQUIRES_VIOLATION, getutentErr0REQUIRES_VIOLATION, getutentErr5REQUIRES_VIOLATION, getutentErr4REQUIRES_VIOLATION, getutentErr3REQUIRES_VIOLATION, getutentErr2REQUIRES_VIOLATION, readErr1REQUIRES_VIOLATION, readErr0REQUIRES_VIOLATION, __mainErr0REQUIRES_VIOLATION, __mainErr1REQUIRES_VIOLATION, getoptErr2REQUIRES_VIOLATION, getoptErr13REQUIRES_VIOLATION, getoptErr4ASSERT_VIOLATIONMEMORY_DEREFERENCE, getoptErr3REQUIRES_VIOLATION, getoptErr10REQUIRES_VIOLATION, getoptErr0REQUIRES_VIOLATION, getoptErr5ASSERT_VIOLATIONMEMORY_DEREFERENCE, getoptErr11REQUIRES_VIOLATION, getoptErr1REQUIRES_VIOLATION, getoptErr12REQUIRES_VIOLATION, getoptErr8REQUIRES_VIOLATION, getoptErr9REQUIRES_VIOLATION, getoptErr6REQUIRES_VIOLATION, getoptErr7REQUIRES_VIOLATION, getopt_longErr2REQUIRES_VIOLATION, getopt_longErr3REQUIRES_VIOLATION, getopt_longErr4REQUIRES_VIOLATION, getopt_longErr5REQUIRES_VIOLATION, getopt_longErr0REQUIRES_VIOLATION, getopt_longErr6REQUIRES_VIOLATION, getopt_longErr1REQUIRES_VIOLATION, getopt_longErr7REQUIRES_VIOLATION, mainErr28ASSERT_VIOLATIONMEMORY_FREE, mainErr8REQUIRES_VIOLATION, mainErr9REQUIRES_VIOLATION, mainErr5REQUIRES_VIOLATION, mainErr6REQUIRES_VIOLATION, mainErr7REQUIRES_VIOLATION, mainErr2REQUIRES_VIOLATION, mainErr25ASSERT_VIOLATIONMEMORY_FREE, mainErr3REQUIRES_VIOLATION, mainErr33ASSERT_VIOLATIONMEMORY_FREE, mainErr34ENSURES_VIOLATIONMEMORY_LEAK, mainErr4REQUIRES_VIOLATION, mainErr31ASSERT_VIOLATIONMEMORY_FREE, mainErr23ASSERT_VIOLATIONMEMORY_FREE, mainErr27ASSERT_VIOLATIONMEMORY_FREE, mainErr0REQUIRES_VIOLATION, mainErr21REQUIRES_VIOLATION, mainErr1REQUIRES_VIOLATION, mainErr19REQUIRES_VIOLATION, mainErr18REQUIRES_VIOLATION, mainErr29ASSERT_VIOLATIONMEMORY_FREE, mainErr20REQUIRES_VIOLATION, mainErr22ASSERT_VIOLATIONMEMORY_FREE, mainErr16REQUIRES_VIOLATION, mainErr17REQUIRES_VIOLATION, mainErr32ASSERT_VIOLATIONMEMORY_FREE, mainErr13REQUIRES_VIOLATION, mainErr15REQUIRES_VIOLATION, mainErr14REQUIRES_VIOLATION, mainErr10REQUIRES_VIOLATION, mainErr11REQUIRES_VIOLATION, mainErr30ASSERT_VIOLATIONMEMORY_FREE, mainErr12REQUIRES_VIOLATION, mainErr24ASSERT_VIOLATIONMEMORY_FREE, mainErr26ASSERT_VIOLATIONMEMORY_FREE]=== [2020-10-20 06:21:02,795 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-20 06:21:02,795 INFO L82 PathProgramCache]: Analyzing trace with hash 556480001, now seen corresponding path program 1 times [2020-10-20 06:21:02,796 INFO L162 FreeRefinementEngine]: Executing refinement strategy WOLF [2020-10-20 06:21:02,798 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [2088534119] [2020-10-20 06:21:02,798 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat Starting monitored process 5 with mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 5 with mathsat -unsat_core_generation=3 [2020-10-20 06:21:03,109 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-20 06:21:03,114 INFO L263 TraceCheckSpWp]: Trace formula consists of 130 conjuncts, 8 conjunts are in the unsatisfiable core [2020-10-20 06:21:03,116 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-10-20 06:21:03,127 INFO L384 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 6 treesize of output 5 [2020-10-20 06:21:03,128 INFO L545 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2020-10-20 06:21:03,139 INFO L625 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2020-10-20 06:21:03,140 INFO L545 ElimStorePlain]: Start of recursive call 1: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2020-10-20 06:21:03,140 INFO L244 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:10, output treesize:9 [2020-10-20 06:21:03,212 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 8 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-10-20 06:21:03,213 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2020-10-20 06:21:03,651 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 8 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-10-20 06:21:03,652 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [2088534119] [2020-10-20 06:21:03,652 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2020-10-20 06:21:03,653 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [5, 5] total 9 [2020-10-20 06:21:03,653 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [791651393] [2020-10-20 06:21:03,654 INFO L461 AbstractCegarLoop]: Interpolant automaton has 10 states [2020-10-20 06:21:03,654 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2020-10-20 06:21:03,654 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2020-10-20 06:21:03,654 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=33, Invalid=57, Unknown=0, NotChecked=0, Total=90 [2020-10-20 06:21:03,655 INFO L87 Difference]: Start difference. First operand 112 states and 117 transitions. Second operand 10 states. [2020-10-20 06:21:05,041 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-20 06:21:05,042 INFO L93 Difference]: Finished difference Result 122 states and 126 transitions. [2020-10-20 06:21:05,042 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2020-10-20 06:21:05,042 INFO L78 Accepts]: Start accepts. Automaton has 10 states. Word has length 18 [2020-10-20 06:21:05,043 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-20 06:21:05,044 INFO L225 Difference]: With dead ends: 122 [2020-10-20 06:21:05,044 INFO L226 Difference]: Without dead ends: 122 [2020-10-20 06:21:05,044 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 38 GetRequests, 27 SyntacticMatches, 0 SemanticMatches, 11 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 18 ImplicationChecksByTransitivity, 0.7s TimeCoverageRelationStatistics Valid=63, Invalid=93, Unknown=0, NotChecked=0, Total=156 [2020-10-20 06:21:05,045 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 122 states. [2020-10-20 06:21:05,051 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 122 to 122. [2020-10-20 06:21:05,052 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 122 states. [2020-10-20 06:21:05,053 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 122 states to 122 states and 126 transitions. [2020-10-20 06:21:05,054 INFO L78 Accepts]: Start accepts. Automaton has 122 states and 126 transitions. Word has length 18 [2020-10-20 06:21:05,054 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-20 06:21:05,054 INFO L481 AbstractCegarLoop]: Abstraction has 122 states and 126 transitions. [2020-10-20 06:21:05,054 INFO L482 AbstractCegarLoop]: Interpolant automaton has 10 states. [2020-10-20 06:21:05,055 INFO L276 IsEmpty]: Start isEmpty. Operand 122 states and 126 transitions. [2020-10-20 06:21:05,056 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 38 [2020-10-20 06:21:05,056 INFO L414 BasicCegarLoop]: Found error trace [2020-10-20 06:21:05,056 INFO L422 BasicCegarLoop]: trace histogram [5, 5, 5, 5, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-20 06:21:05,262 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 5 mathsat -unsat_core_generation=3 [2020-10-20 06:21:05,263 INFO L429 AbstractCegarLoop]: === Iteration 5 === [reach_errorErr0ASSERT_VIOLATIONMEMORY_LEAK, vasprintfErr1REQUIRES_VIOLATION, vasprintfErr6REQUIRES_VIOLATION, vasprintfErr7REQUIRES_VIOLATION, vasprintfErr5REQUIRES_VIOLATION, vasprintfErr10REQUIRES_VIOLATION, vasprintfErr0REQUIRES_VIOLATION, vasprintfErr11REQUIRES_VIOLATION, vasprintfErr9REQUIRES_VIOLATION, vasprintfErr4REQUIRES_VIOLATION, vasprintfErr2REQUIRES_VIOLATION, vasprintfErr3REQUIRES_VIOLATION, vasprintfErr8REQUIRES_VIOLATION, getutentErr7REQUIRES_VIOLATION, getutentErr6REQUIRES_VIOLATION, getutentErr1REQUIRES_VIOLATION, getutentErr0REQUIRES_VIOLATION, getutentErr5REQUIRES_VIOLATION, getutentErr4REQUIRES_VIOLATION, getutentErr3REQUIRES_VIOLATION, getutentErr2REQUIRES_VIOLATION, readErr1REQUIRES_VIOLATION, readErr0REQUIRES_VIOLATION, __mainErr0REQUIRES_VIOLATION, __mainErr1REQUIRES_VIOLATION, getoptErr2REQUIRES_VIOLATION, getoptErr13REQUIRES_VIOLATION, getoptErr4ASSERT_VIOLATIONMEMORY_DEREFERENCE, getoptErr3REQUIRES_VIOLATION, getoptErr10REQUIRES_VIOLATION, getoptErr0REQUIRES_VIOLATION, getoptErr5ASSERT_VIOLATIONMEMORY_DEREFERENCE, getoptErr11REQUIRES_VIOLATION, getoptErr1REQUIRES_VIOLATION, getoptErr12REQUIRES_VIOLATION, getoptErr8REQUIRES_VIOLATION, getoptErr9REQUIRES_VIOLATION, getoptErr6REQUIRES_VIOLATION, getoptErr7REQUIRES_VIOLATION, getopt_longErr2REQUIRES_VIOLATION, getopt_longErr3REQUIRES_VIOLATION, getopt_longErr4REQUIRES_VIOLATION, getopt_longErr5REQUIRES_VIOLATION, getopt_longErr0REQUIRES_VIOLATION, getopt_longErr6REQUIRES_VIOLATION, getopt_longErr1REQUIRES_VIOLATION, getopt_longErr7REQUIRES_VIOLATION, mainErr28ASSERT_VIOLATIONMEMORY_FREE, mainErr8REQUIRES_VIOLATION, mainErr9REQUIRES_VIOLATION, mainErr5REQUIRES_VIOLATION, mainErr6REQUIRES_VIOLATION, mainErr7REQUIRES_VIOLATION, mainErr2REQUIRES_VIOLATION, mainErr25ASSERT_VIOLATIONMEMORY_FREE, mainErr3REQUIRES_VIOLATION, mainErr33ASSERT_VIOLATIONMEMORY_FREE, mainErr34ENSURES_VIOLATIONMEMORY_LEAK, mainErr4REQUIRES_VIOLATION, mainErr31ASSERT_VIOLATIONMEMORY_FREE, mainErr23ASSERT_VIOLATIONMEMORY_FREE, mainErr27ASSERT_VIOLATIONMEMORY_FREE, mainErr0REQUIRES_VIOLATION, mainErr21REQUIRES_VIOLATION, mainErr1REQUIRES_VIOLATION, mainErr19REQUIRES_VIOLATION, mainErr18REQUIRES_VIOLATION, mainErr29ASSERT_VIOLATIONMEMORY_FREE, mainErr20REQUIRES_VIOLATION, mainErr22ASSERT_VIOLATIONMEMORY_FREE, mainErr16REQUIRES_VIOLATION, mainErr17REQUIRES_VIOLATION, mainErr32ASSERT_VIOLATIONMEMORY_FREE, mainErr13REQUIRES_VIOLATION, mainErr15REQUIRES_VIOLATION, mainErr14REQUIRES_VIOLATION, mainErr10REQUIRES_VIOLATION, mainErr11REQUIRES_VIOLATION, mainErr30ASSERT_VIOLATIONMEMORY_FREE, mainErr12REQUIRES_VIOLATION, mainErr24ASSERT_VIOLATIONMEMORY_FREE, mainErr26ASSERT_VIOLATIONMEMORY_FREE]=== [2020-10-20 06:21:05,264 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-20 06:21:05,264 INFO L82 PathProgramCache]: Analyzing trace with hash 635999857, now seen corresponding path program 1 times [2020-10-20 06:21:05,268 INFO L162 FreeRefinementEngine]: Executing refinement strategy WOLF [2020-10-20 06:21:05,268 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [721580945] [2020-10-20 06:21:05,269 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat Starting monitored process 6 with mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 6 with mathsat -unsat_core_generation=3 [2020-10-20 06:21:05,612 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-20 06:21:05,620 INFO L263 TraceCheckSpWp]: Trace formula consists of 186 conjuncts, 7 conjunts are in the unsatisfiable core [2020-10-20 06:21:05,623 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-10-20 06:21:05,661 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [721580945] [2020-10-20 06:21:05,662 WARN L332 FreeRefinementEngine]: Interpolation failed due to KNOWN_DEPENDING: no int: (_ BitVec 32) [2020-10-20 06:21:05,663 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleCvc4 [1290745911] [2020-10-20 06:21:05,663 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/cvc4 Starting monitored process 7 with cvc4 --incremental --print-success --lang smt --rewrite-divk (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 7 with cvc4 --incremental --print-success --lang smt --rewrite-divk [2020-10-20 06:21:06,458 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-20 06:21:06,461 INFO L263 TraceCheckSpWp]: Trace formula consists of 186 conjuncts, 7 conjunts are in the unsatisfiable core [2020-10-20 06:21:06,464 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-10-20 06:21:06,522 INFO L134 CoverageAnalysis]: Checked inductivity of 45 backedges. 0 proven. 45 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-10-20 06:21:06,523 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2020-10-20 06:21:06,720 INFO L134 CoverageAnalysis]: Checked inductivity of 45 backedges. 0 proven. 45 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-10-20 06:21:06,720 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2020-10-20 06:21:06,720 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [8, 8] total 14 [2020-10-20 06:21:06,720 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1887699112] [2020-10-20 06:21:06,721 INFO L461 AbstractCegarLoop]: Interpolant automaton has 14 states [2020-10-20 06:21:06,721 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2020-10-20 06:21:06,721 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 14 interpolants. [2020-10-20 06:21:06,721 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=60, Invalid=122, Unknown=0, NotChecked=0, Total=182 [2020-10-20 06:21:06,722 INFO L87 Difference]: Start difference. First operand 122 states and 126 transitions. Second operand 14 states. [2020-10-20 06:21:07,245 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-20 06:21:07,245 INFO L93 Difference]: Finished difference Result 142 states and 146 transitions. [2020-10-20 06:21:07,250 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2020-10-20 06:21:07,250 INFO L78 Accepts]: Start accepts. Automaton has 14 states. Word has length 37 [2020-10-20 06:21:07,251 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-20 06:21:07,252 INFO L225 Difference]: With dead ends: 142 [2020-10-20 06:21:07,252 INFO L226 Difference]: Without dead ends: 142 [2020-10-20 06:21:07,253 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 95 GetRequests, 78 SyntacticMatches, 2 SemanticMatches, 15 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 8 ImplicationChecksByTransitivity, 0.4s TimeCoverageRelationStatistics Valid=96, Invalid=176, Unknown=0, NotChecked=0, Total=272 [2020-10-20 06:21:07,254 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 142 states. [2020-10-20 06:21:07,261 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 142 to 142. [2020-10-20 06:21:07,261 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 142 states. [2020-10-20 06:21:07,263 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 142 states to 142 states and 146 transitions. [2020-10-20 06:21:07,264 INFO L78 Accepts]: Start accepts. Automaton has 142 states and 146 transitions. Word has length 37 [2020-10-20 06:21:07,264 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-20 06:21:07,264 INFO L481 AbstractCegarLoop]: Abstraction has 142 states and 146 transitions. [2020-10-20 06:21:07,264 INFO L482 AbstractCegarLoop]: Interpolant automaton has 14 states. [2020-10-20 06:21:07,264 INFO L276 IsEmpty]: Start isEmpty. Operand 142 states and 146 transitions. [2020-10-20 06:21:07,266 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2020-10-20 06:21:07,266 INFO L414 BasicCegarLoop]: Found error trace [2020-10-20 06:21:07,266 INFO L422 BasicCegarLoop]: trace histogram [10, 10, 10, 10, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-20 06:21:07,674 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 7 cvc4 --incremental --print-success --lang smt --rewrite-divk,6 mathsat -unsat_core_generation=3 [2020-10-20 06:21:07,675 INFO L429 AbstractCegarLoop]: === Iteration 6 === [reach_errorErr0ASSERT_VIOLATIONMEMORY_LEAK, vasprintfErr1REQUIRES_VIOLATION, vasprintfErr6REQUIRES_VIOLATION, vasprintfErr7REQUIRES_VIOLATION, vasprintfErr5REQUIRES_VIOLATION, vasprintfErr10REQUIRES_VIOLATION, vasprintfErr0REQUIRES_VIOLATION, vasprintfErr11REQUIRES_VIOLATION, vasprintfErr9REQUIRES_VIOLATION, vasprintfErr4REQUIRES_VIOLATION, vasprintfErr2REQUIRES_VIOLATION, vasprintfErr3REQUIRES_VIOLATION, vasprintfErr8REQUIRES_VIOLATION, getutentErr7REQUIRES_VIOLATION, getutentErr6REQUIRES_VIOLATION, getutentErr1REQUIRES_VIOLATION, getutentErr0REQUIRES_VIOLATION, getutentErr5REQUIRES_VIOLATION, getutentErr4REQUIRES_VIOLATION, getutentErr3REQUIRES_VIOLATION, getutentErr2REQUIRES_VIOLATION, readErr1REQUIRES_VIOLATION, readErr0REQUIRES_VIOLATION, __mainErr0REQUIRES_VIOLATION, __mainErr1REQUIRES_VIOLATION, getoptErr2REQUIRES_VIOLATION, getoptErr13REQUIRES_VIOLATION, getoptErr4ASSERT_VIOLATIONMEMORY_DEREFERENCE, getoptErr3REQUIRES_VIOLATION, getoptErr10REQUIRES_VIOLATION, getoptErr0REQUIRES_VIOLATION, getoptErr5ASSERT_VIOLATIONMEMORY_DEREFERENCE, getoptErr11REQUIRES_VIOLATION, getoptErr1REQUIRES_VIOLATION, getoptErr12REQUIRES_VIOLATION, getoptErr8REQUIRES_VIOLATION, getoptErr9REQUIRES_VIOLATION, getoptErr6REQUIRES_VIOLATION, getoptErr7REQUIRES_VIOLATION, getopt_longErr2REQUIRES_VIOLATION, getopt_longErr3REQUIRES_VIOLATION, getopt_longErr4REQUIRES_VIOLATION, getopt_longErr5REQUIRES_VIOLATION, getopt_longErr0REQUIRES_VIOLATION, getopt_longErr6REQUIRES_VIOLATION, getopt_longErr1REQUIRES_VIOLATION, getopt_longErr7REQUIRES_VIOLATION, mainErr28ASSERT_VIOLATIONMEMORY_FREE, mainErr8REQUIRES_VIOLATION, mainErr9REQUIRES_VIOLATION, mainErr5REQUIRES_VIOLATION, mainErr6REQUIRES_VIOLATION, mainErr7REQUIRES_VIOLATION, mainErr2REQUIRES_VIOLATION, mainErr25ASSERT_VIOLATIONMEMORY_FREE, mainErr3REQUIRES_VIOLATION, mainErr33ASSERT_VIOLATIONMEMORY_FREE, mainErr34ENSURES_VIOLATIONMEMORY_LEAK, mainErr4REQUIRES_VIOLATION, mainErr31ASSERT_VIOLATIONMEMORY_FREE, mainErr23ASSERT_VIOLATIONMEMORY_FREE, mainErr27ASSERT_VIOLATIONMEMORY_FREE, mainErr0REQUIRES_VIOLATION, mainErr21REQUIRES_VIOLATION, mainErr1REQUIRES_VIOLATION, mainErr19REQUIRES_VIOLATION, mainErr18REQUIRES_VIOLATION, mainErr29ASSERT_VIOLATIONMEMORY_FREE, mainErr20REQUIRES_VIOLATION, mainErr22ASSERT_VIOLATIONMEMORY_FREE, mainErr16REQUIRES_VIOLATION, mainErr17REQUIRES_VIOLATION, mainErr32ASSERT_VIOLATIONMEMORY_FREE, mainErr13REQUIRES_VIOLATION, mainErr15REQUIRES_VIOLATION, mainErr14REQUIRES_VIOLATION, mainErr10REQUIRES_VIOLATION, mainErr11REQUIRES_VIOLATION, mainErr30ASSERT_VIOLATIONMEMORY_FREE, mainErr12REQUIRES_VIOLATION, mainErr24ASSERT_VIOLATIONMEMORY_FREE, mainErr26ASSERT_VIOLATIONMEMORY_FREE]=== [2020-10-20 06:21:07,675 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-20 06:21:07,675 INFO L82 PathProgramCache]: Analyzing trace with hash -555216894, now seen corresponding path program 2 times [2020-10-20 06:21:07,677 INFO L162 FreeRefinementEngine]: Executing refinement strategy WOLF [2020-10-20 06:21:07,677 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [646985861] [2020-10-20 06:21:07,677 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat Starting monitored process 8 with mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 8 with mathsat -unsat_core_generation=3 [2020-10-20 06:21:08,017 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 1 check-sat command(s) [2020-10-20 06:21:08,017 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2020-10-20 06:21:08,021 INFO L263 TraceCheckSpWp]: Trace formula consists of 136 conjuncts, 4 conjunts are in the unsatisfiable core [2020-10-20 06:21:08,024 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-10-20 06:21:08,067 INFO L350 Elim1Store]: treesize reduction 15, result has 25.0 percent of original size [2020-10-20 06:21:08,068 INFO L384 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 1 case distinctions, treesize of input 19 treesize of output 18 [2020-10-20 06:21:08,070 INFO L545 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2020-10-20 06:21:08,081 INFO L625 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2020-10-20 06:21:08,082 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [646985861] [2020-10-20 06:21:08,083 WARN L332 FreeRefinementEngine]: Interpolation failed due to KNOWN_DEPENDING: no int: (_ BitVec 32) [2020-10-20 06:21:08,083 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleCvc4 [1927084126] [2020-10-20 06:21:08,084 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/cvc4 Starting monitored process 9 with cvc4 --incremental --print-success --lang smt --rewrite-divk (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 9 with cvc4 --incremental --print-success --lang smt --rewrite-divk [2020-10-20 06:21:08,858 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 1 check-sat command(s) [2020-10-20 06:21:08,858 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2020-10-20 06:21:08,863 INFO L263 TraceCheckSpWp]: Trace formula consists of 136 conjuncts, 5 conjunts are in the unsatisfiable core [2020-10-20 06:21:08,866 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-10-20 06:21:09,049 INFO L350 Elim1Store]: treesize reduction 27, result has 57.1 percent of original size [2020-10-20 06:21:09,049 INFO L384 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 3 case distinctions, treesize of input 24 treesize of output 51 [2020-10-20 06:21:09,051 INFO L545 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2020-10-20 06:21:09,091 INFO L625 ElimStorePlain]: treesize reduction 17, result has 58.5 percent of original size [2020-10-20 06:21:09,096 WARN L332 FreeRefinementEngine]: Interpolation failed due to KNOWN_DEPENDING: no int: (_ BitVec 32) [2020-10-20 06:21:09,097 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [374640279] [2020-10-20 06:21:09,097 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 10 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 10 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2020-10-20 06:21:09,418 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 1 check-sat command(s) [2020-10-20 06:21:09,418 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2020-10-20 06:21:09,420 INFO L263 TraceCheckSpWp]: Trace formula consists of 136 conjuncts, 4 conjunts are in the unsatisfiable core [2020-10-20 06:21:09,423 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-10-20 06:21:09,459 INFO L350 Elim1Store]: treesize reduction 15, result has 25.0 percent of original size [2020-10-20 06:21:09,459 INFO L384 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 1 case distinctions, treesize of input 19 treesize of output 18 [2020-10-20 06:21:09,460 INFO L545 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2020-10-20 06:21:09,468 INFO L625 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2020-10-20 06:21:09,469 WARN L332 FreeRefinementEngine]: Interpolation failed due to KNOWN_DEPENDING: no int: (_ BitVec 32) [2020-10-20 06:21:09,469 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 0 imperfect interpolant sequences. [2020-10-20 06:21:09,469 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [] total 0 [2020-10-20 06:21:09,470 ERROR L205 FreeRefinementEngine]: Strategy WOLF failed to provide any proof altough trace is infeasible [2020-10-20 06:21:09,470 INFO L523 BasicCegarLoop]: Counterexample might be feasible [2020-10-20 06:21:10,084 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 9 cvc4 --incremental --print-success --lang smt --rewrite-divk,8 mathsat -unsat_core_generation=3,10 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2020-10-20 06:21:10,101 WARN L238 ceAbstractionStarter]: Unable to decide correctness. Please check the following counterexample manually. [2020-10-20 06:21:10,101 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 20.10 06:21:10 BoogieIcfgContainer [2020-10-20 06:21:10,101 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2020-10-20 06:21:10,102 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2020-10-20 06:21:10,102 INFO L271 PluginConnector]: Initializing Witness Printer... [2020-10-20 06:21:10,102 INFO L275 PluginConnector]: Witness Printer initialized [2020-10-20 06:21:10,103 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.10 06:20:58" (3/4) ... [2020-10-20 06:21:10,106 INFO L140 WitnessPrinter]: No result that supports witness generation found [2020-10-20 06:21:10,106 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2020-10-20 06:21:10,108 INFO L168 Benchmark]: Toolchain (without parser) took 15766.23 ms. Allocated memory was 35.1 MB in the beginning and 139.5 MB in the end (delta: 104.3 MB). Free memory was 10.0 MB in the beginning and 45.1 MB in the end (delta: -35.1 MB). Peak memory consumption was 69.2 MB. Max. memory is 14.3 GB. [2020-10-20 06:21:10,109 INFO L168 Benchmark]: CDTParser took 0.25 ms. Allocated memory is still 33.6 MB. Free memory was 8.2 MB in the beginning and 8.2 MB in the end (delta: 43.6 kB). Peak memory consumption was 43.6 kB. Max. memory is 14.3 GB. [2020-10-20 06:21:10,109 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1877.50 ms. Allocated memory was 35.1 MB in the beginning and 73.4 MB in the end (delta: 38.3 MB). Free memory was 9.1 MB in the beginning and 37.1 MB in the end (delta: -28.0 MB). Peak memory consumption was 30.2 MB. Max. memory is 14.3 GB. [2020-10-20 06:21:10,110 INFO L168 Benchmark]: Boogie Preprocessor took 255.81 ms. Allocated memory is still 73.4 MB. Free memory was 37.1 MB in the beginning and 21.4 MB in the end (delta: 15.7 MB). Peak memory consumption was 15.7 MB. Max. memory is 14.3 GB. [2020-10-20 06:21:10,111 INFO L168 Benchmark]: RCFGBuilder took 2434.44 ms. Allocated memory was 73.4 MB in the beginning and 87.0 MB in the end (delta: 13.6 MB). Free memory was 21.4 MB in the beginning and 53.9 MB in the end (delta: -32.5 MB). Peak memory consumption was 19.3 MB. Max. memory is 14.3 GB. [2020-10-20 06:21:10,112 INFO L168 Benchmark]: TraceAbstraction took 11182.27 ms. Allocated memory was 87.0 MB in the beginning and 139.5 MB in the end (delta: 52.4 MB). Free memory was 53.9 MB in the beginning and 46.9 MB in the end (delta: 7.0 MB). Peak memory consumption was 59.4 MB. Max. memory is 14.3 GB. [2020-10-20 06:21:10,112 INFO L168 Benchmark]: Witness Printer took 4.79 ms. Allocated memory is still 139.5 MB. Free memory was 46.9 MB in the beginning and 45.1 MB in the end (delta: 1.8 MB). Peak memory consumption was 1.8 MB. Max. memory is 14.3 GB. [2020-10-20 06:21:10,116 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.25 ms. Allocated memory is still 33.6 MB. Free memory was 8.2 MB in the beginning and 8.2 MB in the end (delta: 43.6 kB). Peak memory consumption was 43.6 kB. Max. memory is 14.3 GB. * CACSL2BoogieTranslator took 1877.50 ms. Allocated memory was 35.1 MB in the beginning and 73.4 MB in the end (delta: 38.3 MB). Free memory was 9.1 MB in the beginning and 37.1 MB in the end (delta: -28.0 MB). Peak memory consumption was 30.2 MB. Max. memory is 14.3 GB. * Boogie Preprocessor took 255.81 ms. Allocated memory is still 73.4 MB. Free memory was 37.1 MB in the beginning and 21.4 MB in the end (delta: 15.7 MB). Peak memory consumption was 15.7 MB. Max. memory is 14.3 GB. * RCFGBuilder took 2434.44 ms. Allocated memory was 73.4 MB in the beginning and 87.0 MB in the end (delta: 13.6 MB). Free memory was 21.4 MB in the beginning and 53.9 MB in the end (delta: -32.5 MB). Peak memory consumption was 19.3 MB. Max. memory is 14.3 GB. * TraceAbstraction took 11182.27 ms. Allocated memory was 87.0 MB in the beginning and 139.5 MB in the end (delta: 52.4 MB). Free memory was 53.9 MB in the beginning and 46.9 MB in the end (delta: 7.0 MB). Peak memory consumption was 59.4 MB. Max. memory is 14.3 GB. * Witness Printer took 4.79 ms. Allocated memory is still 139.5 MB. Free memory was 46.9 MB in the beginning and 45.1 MB in the end (delta: 1.8 MB). Peak memory consumption was 1.8 MB. Max. memory is 14.3 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - UnprovableResult [Line: 1888]: Unable to prove that pointer dereference always succeeds Unable to prove that pointer dereference always succeeds Reason: unable to decide satisfiability of path constraint. Possible FailurePath: [L1763] static const char *applet_name; [L1764] static signed int bb_errno_location; [L1795] static struct utmp dummy_utmp; [L1877] char *a = malloc(11); [L1878] a[10] = 0 [L1879] int i=0; [L1879] COND TRUE i<10 [L1880] a[i]=__VERIFIER_nondet_char() [L1879] ++i [L1879] COND TRUE i<10 [L1880] a[i]=__VERIFIER_nondet_char() [L1879] ++i [L1879] COND TRUE i<10 [L1880] a[i]=__VERIFIER_nondet_char() [L1879] ++i [L1879] COND TRUE i<10 [L1880] a[i]=__VERIFIER_nondet_char() [L1879] ++i [L1879] COND TRUE i<10 [L1880] a[i]=__VERIFIER_nondet_char() [L1879] ++i [L1879] COND TRUE i<10 [L1880] a[i]=__VERIFIER_nondet_char() [L1879] ++i [L1879] COND TRUE i<10 [L1880] a[i]=__VERIFIER_nondet_char() [L1879] ++i [L1879] COND TRUE i<10 [L1880] a[i]=__VERIFIER_nondet_char() [L1879] ++i [L1879] COND TRUE i<10 [L1880] a[i]=__VERIFIER_nondet_char() [L1879] ++i [L1879] COND TRUE i<10 [L1880] a[i]=__VERIFIER_nondet_char() [L1879] ++i [L1879] COND FALSE !(i<10) [L1881] applet_name = a [L1882] bb_errno_location = __VERIFIER_nondet_int() [L1883] optind = 1 [L1884] int argc = __VERIFIER_nondet_int(); [L1885] CALL assume_abort_if_not(argc >= 1 && argc <= 10000) [L9] COND FALSE !(!cond) [L1885] RET assume_abort_if_not(argc >= 1 && argc <= 10000) [L1886] char **argv=malloc((argc+1)*sizeof(char*)); [L1887] char **mem_track=malloc((argc+1)*sizeof(char*)); [L1888] argv[argc]=0 - StatisticsResult: Ultimate Automizer benchmark data CFG has 19 procedures, 262 locations, 82 error locations. Started 1 CEGAR loops. VerificationResult: UNKNOWN, OverallTime: 11.1s, OverallIterations: 6, TraceHistogramMax: 10, AutomataDifference: 3.2s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 508 SDtfs, 161 SDslu, 1431 SDs, 0 SdLazy, 532 SolverSat, 41 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 2.3s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 179 GetRequests, 143 SyntacticMatches, 2 SemanticMatches, 34 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 29 ImplicationChecksByTransitivity, 1.5s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=150occurred in iteration=0, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: 0.0s AutomataMinimizationTime, 5 MinimizatonAttempts, 19 StatesRemovedByMinimization, 2 NontrivialMinimizations, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TRACE_CHECK: 0.0s SsaConstructionTime, 0.5s SatisfiabilityAnalysisTime, 1.3s InterpolantComputationTime, 79 NumberOfCodeBlocks, 79 NumberOfCodeBlocksAsserted, 5 NumberOfCheckSat, 148 ConstructedInterpolants, 0 QuantifiedInterpolants, 14932 SizeOfPredicates, 12 NumberOfNonLiveVariables, 628 ConjunctsInSsa, 29 ConjunctsInUnsatCore, 10 InterpolantComputations, 6 PerfectInterpolantSequences, 0/106 InterpolantCoveringCapability, INVARIANT_SYNTHESIS: No data available, INTERPOLANT_CONSOLIDATION: No data available, ABSTRACT_INTERPRETATION: No data available, PDR: No data available, ACCELERATED_INTERPOLATION: No data available, SIFA: No data available, ReuseStatistics: No data available RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces Received shutdown request...