./Ultimate.py --spec ../../sv-benchmarks/c/properties/valid-memsafety.prp --file ../../sv-benchmarks/c/list-ext-properties/test-0019_1-1.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for memory safety (deref-memtrack) Using default analysis Version 69874e26 Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud-vcloud-master/worker/run_dir_97df5635-d493-46f2-b841-7ca64be3d556/bin/ukojak/data/config -Xmx15G -Xms4m -jar /tmp/vcloud-vcloud-master/worker/run_dir_97df5635-d493-46f2-b841-7ca64be3d556/bin/ukojak/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/run_dir_97df5635-d493-46f2-b841-7ca64be3d556/bin/ukojak/data -tc /tmp/vcloud-vcloud-master/worker/run_dir_97df5635-d493-46f2-b841-7ca64be3d556/bin/ukojak/config/KojakMemDerefMemtrack.xml -i ../../sv-benchmarks/c/list-ext-properties/test-0019_1-1.i -s /tmp/vcloud-vcloud-master/worker/run_dir_97df5635-d493-46f2-b841-7ca64be3d556/bin/ukojak/config/svcomp-DerefFreeMemtrack-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/run_dir_97df5635-d493-46f2-b841-7ca64be3d556/bin/ukojak --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 Kojak --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash bdb7b41689d384418a154f01910b0fd527032012 ........................................................................................................................................................................................................................................................................................................................................................................................................................ Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud-vcloud-master/worker/run_dir_97df5635-d493-46f2-b841-7ca64be3d556/bin/ukojak/data/config -Xmx15G -Xms4m -jar /tmp/vcloud-vcloud-master/worker/run_dir_97df5635-d493-46f2-b841-7ca64be3d556/bin/ukojak/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/run_dir_97df5635-d493-46f2-b841-7ca64be3d556/bin/ukojak/data -tc /tmp/vcloud-vcloud-master/worker/run_dir_97df5635-d493-46f2-b841-7ca64be3d556/bin/ukojak/config/KojakMemDerefMemtrack.xml -i ../../sv-benchmarks/c/list-ext-properties/test-0019_1-1.i -s /tmp/vcloud-vcloud-master/worker/run_dir_97df5635-d493-46f2-b841-7ca64be3d556/bin/ukojak/config/svcomp-DerefFreeMemtrack-32bit-Kojak_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/run_dir_97df5635-d493-46f2-b841-7ca64be3d556/bin/ukojak --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 Kojak --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash bdb7b41689d384418a154f01910b0fd527032012 ........................................................................................................................................................................................................................ Execution finished normally Writing output log to file Ultimate.log Result: ERROR: ExceptionOrErrorResult: SMTLIBException: Sort BitVec not declared --- Real Ultimate output --- This is Ultimate 0.2.0-69874e2 [2020-12-01 16:19:30,543 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-12-01 16:19:30,546 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-12-01 16:19:30,612 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-12-01 16:19:30,624 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-12-01 16:19:30,626 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-12-01 16:19:30,628 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-12-01 16:19:30,630 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-12-01 16:19:30,633 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-12-01 16:19:30,635 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-12-01 16:19:30,636 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-12-01 16:19:30,637 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-12-01 16:19:30,638 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-12-01 16:19:30,639 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-12-01 16:19:30,640 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-12-01 16:19:30,642 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-12-01 16:19:30,643 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-12-01 16:19:30,644 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-12-01 16:19:30,646 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-12-01 16:19:30,649 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-12-01 16:19:30,651 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-12-01 16:19:30,652 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-12-01 16:19:30,653 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-12-01 16:19:30,654 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-12-01 16:19:30,658 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2020-12-01 16:19:30,659 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2020-12-01 16:19:30,659 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2020-12-01 16:19:30,660 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2020-12-01 16:19:30,661 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2020-12-01 16:19:30,662 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2020-12-01 16:19:30,662 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-12-01 16:19:30,663 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-12-01 16:19:30,664 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-12-01 16:19:30,665 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-12-01 16:19:30,666 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-12-01 16:19:30,667 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-12-01 16:19:30,668 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-12-01 16:19:30,668 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-12-01 16:19:30,668 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-12-01 16:19:30,669 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-12-01 16:19:30,670 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-12-01 16:19:30,671 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/run_dir_97df5635-d493-46f2-b841-7ca64be3d556/bin/ukojak/config/svcomp-DerefFreeMemtrack-32bit-Kojak_Default.epf [2020-12-01 16:19:30,693 INFO L113 SettingsManager]: Loading preferences was successful [2020-12-01 16:19:30,694 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-12-01 16:19:30,695 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2020-12-01 16:19:30,695 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2020-12-01 16:19:30,696 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-12-01 16:19:30,696 INFO L138 SettingsManager]: * sizeof long=4 [2020-12-01 16:19:30,696 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2020-12-01 16:19:30,696 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2020-12-01 16:19:30,696 INFO L138 SettingsManager]: * sizeof POINTER=4 [2020-12-01 16:19:30,697 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-12-01 16:19:30,697 INFO L138 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2020-12-01 16:19:30,697 INFO L138 SettingsManager]: * Bitprecise bitfields=true [2020-12-01 16:19:30,697 INFO L138 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2020-12-01 16:19:30,697 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-12-01 16:19:30,698 INFO L138 SettingsManager]: * sizeof long double=12 [2020-12-01 16:19:30,698 INFO L138 SettingsManager]: * Use constant arrays=true [2020-12-01 16:19:30,698 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2020-12-01 16:19:30,698 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2020-12-01 16:19:30,699 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-12-01 16:19:30,699 INFO L138 SettingsManager]: * To the following directory=./dump/ [2020-12-01 16:19:30,699 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2020-12-01 16:19:30,699 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-12-01 16:19:30,700 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2020-12-01 16:19:30,700 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2020-12-01 16:19:30,700 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-12-01 16:19:30,700 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/tmp/vcloud-vcloud-master/worker/run_dir_97df5635-d493-46f2-b841-7ca64be3d556/bin/ukojak/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud-vcloud-master/worker/run_dir_97df5635-d493-46f2-b841-7ca64be3d556/bin/ukojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> bdb7b41689d384418a154f01910b0fd527032012 [2020-12-01 16:19:30,966 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2020-12-01 16:19:30,992 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-12-01 16:19:30,997 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-12-01 16:19:30,999 INFO L271 PluginConnector]: Initializing CDTParser... [2020-12-01 16:19:31,000 INFO L275 PluginConnector]: CDTParser initialized [2020-12-01 16:19:31,001 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/run_dir_97df5635-d493-46f2-b841-7ca64be3d556/bin/ukojak/../../sv-benchmarks/c/list-ext-properties/test-0019_1-1.i [2020-12-01 16:19:31,067 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_97df5635-d493-46f2-b841-7ca64be3d556/bin/ukojak/data/3fa810dfa/f80def932e164c93a38e591521bd2c8d/FLAGc8d46d221 [2020-12-01 16:19:31,642 INFO L306 CDTParser]: Found 1 translation units. [2020-12-01 16:19:31,645 INFO L160 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/run_dir_97df5635-d493-46f2-b841-7ca64be3d556/sv-benchmarks/c/list-ext-properties/test-0019_1-1.i [2020-12-01 16:19:31,671 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_97df5635-d493-46f2-b841-7ca64be3d556/bin/ukojak/data/3fa810dfa/f80def932e164c93a38e591521bd2c8d/FLAGc8d46d221 [2020-12-01 16:19:31,895 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/run_dir_97df5635-d493-46f2-b841-7ca64be3d556/bin/ukojak/data/3fa810dfa/f80def932e164c93a38e591521bd2c8d [2020-12-01 16:19:31,897 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-12-01 16:19:31,898 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2020-12-01 16:19:31,900 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-12-01 16:19:31,900 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-12-01 16:19:31,903 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-12-01 16:19:31,904 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 01.12 04:19:31" (1/1) ... [2020-12-01 16:19:31,911 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@12031009 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 04:19:31, skipping insertion in model container [2020-12-01 16:19:31,912 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 01.12 04:19:31" (1/1) ... [2020-12-01 16:19:31,919 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-12-01 16:19:31,976 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-12-01 16:19:32,336 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-12-01 16:19:32,349 INFO L203 MainTranslator]: Completed pre-run [2020-12-01 16:19:32,404 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-12-01 16:19:32,477 INFO L208 MainTranslator]: Completed translation [2020-12-01 16:19:32,478 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 04:19:32 WrapperNode [2020-12-01 16:19:32,478 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-12-01 16:19:32,479 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2020-12-01 16:19:32,480 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2020-12-01 16:19:32,480 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2020-12-01 16:19:32,487 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 04:19:32" (1/1) ... [2020-12-01 16:19:32,523 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 04:19:32" (1/1) ... [2020-12-01 16:19:32,545 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2020-12-01 16:19:32,546 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2020-12-01 16:19:32,546 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2020-12-01 16:19:32,546 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2020-12-01 16:19:32,553 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 04:19:32" (1/1) ... [2020-12-01 16:19:32,553 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 04:19:32" (1/1) ... [2020-12-01 16:19:32,556 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 04:19:32" (1/1) ... [2020-12-01 16:19:32,557 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 04:19:32" (1/1) ... [2020-12-01 16:19:32,565 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 04:19:32" (1/1) ... [2020-12-01 16:19:32,566 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 04:19:32" (1/1) ... [2020-12-01 16:19:32,568 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 04:19:32" (1/1) ... [2020-12-01 16:19:32,571 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2020-12-01 16:19:32,572 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2020-12-01 16:19:32,572 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2020-12-01 16:19:32,572 INFO L275 PluginConnector]: RCFGBuilder initialized [2020-12-01 16:19:32,574 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 04:19:32" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_97df5635-d493-46f2-b841-7ca64be3d556/bin/ukojak/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (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:10000 [2020-12-01 16:19:32,654 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2020-12-01 16:19:32,654 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2020-12-01 16:19:32,655 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2020-12-01 16:19:32,656 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2020-12-01 16:19:32,656 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2020-12-01 16:19:32,656 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2020-12-01 16:19:32,657 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2020-12-01 16:19:32,658 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2020-12-01 16:19:32,658 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2020-12-01 16:19:32,659 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2020-12-01 16:19:33,267 INFO L293 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2020-12-01 16:19:33,267 INFO L298 CfgBuilder]: Removed 8 assume(true) statements. [2020-12-01 16:19:33,269 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 01.12 04:19:33 BoogieIcfgContainer [2020-12-01 16:19:33,270 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2020-12-01 16:19:33,271 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2020-12-01 16:19:33,271 INFO L271 PluginConnector]: Initializing CodeCheck... [2020-12-01 16:19:33,285 INFO L275 PluginConnector]: CodeCheck initialized [2020-12-01 16:19:33,285 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 01.12 04:19:33" (1/1) ... [2020-12-01 16:19:33,295 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-12-01 16:19:33,324 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 16:19:33,329 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 53 states to 53 states and 53 transitions. [2020-12-01 16:19:33,330 INFO L276 IsEmpty]: Start isEmpty. Operand 53 states and 53 transitions. [2020-12-01 16:19:33,331 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 3 [2020-12-01 16:19:33,332 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 16:19:33,420 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 16:19:33,483 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-12-01 16:19:33,507 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 16:19:33,508 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 52 states to 52 states and 52 transitions. [2020-12-01 16:19:33,508 INFO L276 IsEmpty]: Start isEmpty. Operand 52 states and 52 transitions. [2020-12-01 16:19:33,508 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 3 [2020-12-01 16:19:33,508 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 16:19:33,527 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 16:19:33,560 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-12-01 16:19:33,632 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 16:19:33,633 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 51 states and 51 transitions. [2020-12-01 16:19:33,633 INFO L276 IsEmpty]: Start isEmpty. Operand 51 states and 51 transitions. [2020-12-01 16:19:33,633 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 4 [2020-12-01 16:19:33,633 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 16:19:33,651 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 16:19:33,669 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-12-01 16:19:33,683 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 16:19:33,684 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 50 states to 50 states and 50 transitions. [2020-12-01 16:19:33,684 INFO L276 IsEmpty]: Start isEmpty. Operand 50 states and 50 transitions. [2020-12-01 16:19:33,684 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 4 [2020-12-01 16:19:33,684 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 16:19:33,706 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 16:19:33,747 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-12-01 16:19:33,765 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 16:19:33,767 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 49 states to 49 states and 49 transitions. [2020-12-01 16:19:33,768 INFO L276 IsEmpty]: Start isEmpty. Operand 49 states and 49 transitions. [2020-12-01 16:19:33,768 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2020-12-01 16:19:33,768 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 16:19:33,801 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 16:19:33,836 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-12-01 16:19:33,851 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 16:19:33,856 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 48 states to 48 states and 48 transitions. [2020-12-01 16:19:33,857 INFO L276 IsEmpty]: Start isEmpty. Operand 48 states and 48 transitions. [2020-12-01 16:19:33,857 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2020-12-01 16:19:33,857 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 16:19:33,890 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 16:19:33,969 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-12-01 16:19:34,086 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 16:19:34,087 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 47 states to 47 states and 47 transitions. [2020-12-01 16:19:34,087 INFO L276 IsEmpty]: Start isEmpty. Operand 47 states and 47 transitions. [2020-12-01 16:19:34,087 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2020-12-01 16:19:34,087 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 16:19:34,108 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 16:19:34,227 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-12-01 16:19:34,643 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 16:19:34,644 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 46 states to 46 states and 46 transitions. [2020-12-01 16:19:34,644 INFO L276 IsEmpty]: Start isEmpty. Operand 46 states and 46 transitions. [2020-12-01 16:19:34,644 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2020-12-01 16:19:34,644 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 16:19:34,667 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 16:19:34,833 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-12-01 16:19:35,717 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 16:19:35,718 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 45 states to 45 states and 45 transitions. [2020-12-01 16:19:35,718 INFO L276 IsEmpty]: Start isEmpty. Operand 45 states and 45 transitions. [2020-12-01 16:19:35,718 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2020-12-01 16:19:35,718 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 16:19:35,739 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 16:19:35,759 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-12-01 16:19:35,945 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 16:19:35,945 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 44 states to 44 states and 44 transitions. [2020-12-01 16:19:35,946 INFO L276 IsEmpty]: Start isEmpty. Operand 44 states and 44 transitions. [2020-12-01 16:19:35,946 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2020-12-01 16:19:35,946 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 16:19:35,954 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 16:19:35,964 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-12-01 16:19:36,187 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 16:19:36,188 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 43 states to 43 states and 43 transitions. [2020-12-01 16:19:36,188 INFO L276 IsEmpty]: Start isEmpty. Operand 43 states and 43 transitions. [2020-12-01 16:19:36,188 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2020-12-01 16:19:36,188 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 16:19:36,199 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 16:19:36,541 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-12-01 16:19:38,143 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 16:19:38,144 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 42 states to 42 states and 42 transitions. [2020-12-01 16:19:38,144 INFO L276 IsEmpty]: Start isEmpty. Operand 42 states and 42 transitions. [2020-12-01 16:19:38,144 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2020-12-01 16:19:38,144 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 16:19:38,155 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 16:19:38,579 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-12-01 16:19:40,975 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 16:19:40,975 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 41 states to 41 states and 41 transitions. [2020-12-01 16:19:40,975 INFO L276 IsEmpty]: Start isEmpty. Operand 41 states and 41 transitions. [2020-12-01 16:19:40,975 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2020-12-01 16:19:40,975 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 16:19:40,984 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 16:19:41,406 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-12-01 16:19:44,654 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 16:19:44,654 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 40 states to 40 states and 40 transitions. [2020-12-01 16:19:44,655 INFO L276 IsEmpty]: Start isEmpty. Operand 40 states and 40 transitions. [2020-12-01 16:19:44,655 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2020-12-01 16:19:44,655 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 16:19:44,666 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 16:19:45,122 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-12-01 16:19:48,910 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 16:19:48,911 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 39 states to 39 states and 39 transitions. [2020-12-01 16:19:48,911 INFO L276 IsEmpty]: Start isEmpty. Operand 39 states and 39 transitions. [2020-12-01 16:19:48,911 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2020-12-01 16:19:48,911 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 16:19:48,921 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 16:19:48,938 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-12-01 16:19:48,958 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 16:19:48,959 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 38 states to 38 states and 38 transitions. [2020-12-01 16:19:48,959 INFO L276 IsEmpty]: Start isEmpty. Operand 38 states and 38 transitions. [2020-12-01 16:19:48,959 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2020-12-01 16:19:48,959 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 16:19:48,984 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 16:19:48,992 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-12-01 16:19:49,203 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 16:19:49,204 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 37 states to 37 states and 37 transitions. [2020-12-01 16:19:49,204 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 37 transitions. [2020-12-01 16:19:49,204 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2020-12-01 16:19:49,204 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 16:19:49,219 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 16:19:50,347 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-12-01 16:19:54,206 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 16:19:54,206 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 36 states to 36 states and 36 transitions. [2020-12-01 16:19:54,206 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 36 transitions. [2020-12-01 16:19:54,207 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2020-12-01 16:19:54,208 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 16:19:54,224 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 16:19:55,607 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-12-01 16:20:01,144 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 16:20:01,144 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 35 states to 35 states and 35 transitions. [2020-12-01 16:20:01,144 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 35 transitions. [2020-12-01 16:20:01,145 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2020-12-01 16:20:01,145 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 16:20:01,166 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 16:20:02,698 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-12-01 16:20:07,029 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 16:20:07,030 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 34 states and 34 transitions. [2020-12-01 16:20:07,030 INFO L276 IsEmpty]: Start isEmpty. Operand 34 states and 34 transitions. [2020-12-01 16:20:07,030 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2020-12-01 16:20:07,030 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 16:20:07,062 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 16:20:08,826 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-12-01 16:20:14,622 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 16:20:14,623 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 33 states to 33 states and 33 transitions. [2020-12-01 16:20:14,623 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 33 transitions. [2020-12-01 16:20:14,623 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2020-12-01 16:20:14,623 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 16:20:14,635 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 16:20:14,648 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-12-01 16:20:16,095 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 16:20:16,095 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 35 states to 34 states and 35 transitions. [2020-12-01 16:20:16,095 INFO L276 IsEmpty]: Start isEmpty. Operand 34 states and 35 transitions. [2020-12-01 16:20:16,096 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2020-12-01 16:20:16,096 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 16:20:16,105 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 16:20:16,685 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-12-01 16:20:19,579 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 16:20:19,580 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 37 states to 35 states and 37 transitions. [2020-12-01 16:20:19,580 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 37 transitions. [2020-12-01 16:20:19,580 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2020-12-01 16:20:19,580 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 16:20:19,598 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 16:20:20,765 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-12-01 16:20:23,426 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 16:20:23,426 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 36 states to 34 states and 36 transitions. [2020-12-01 16:20:23,426 INFO L276 IsEmpty]: Start isEmpty. Operand 34 states and 36 transitions. [2020-12-01 16:20:23,427 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2020-12-01 16:20:23,427 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 16:20:23,437 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 16:20:23,449 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-12-01 16:20:23,465 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 16:20:23,466 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 35 states to 33 states and 35 transitions. [2020-12-01 16:20:23,466 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 35 transitions. [2020-12-01 16:20:23,466 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2020-12-01 16:20:23,466 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 16:20:23,476 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 16:20:23,625 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-12-01 16:20:26,722 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 16:20:26,722 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 38 states to 35 states and 38 transitions. [2020-12-01 16:20:26,722 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 38 transitions. [2020-12-01 16:20:26,723 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2020-12-01 16:20:26,723 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 16:20:26,738 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 16:20:28,945 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-12-01 16:20:44,536 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 16:20:44,536 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 37 states to 34 states and 37 transitions. [2020-12-01 16:20:44,536 INFO L276 IsEmpty]: Start isEmpty. Operand 34 states and 37 transitions. [2020-12-01 16:20:44,536 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2020-12-01 16:20:44,536 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 16:20:44,558 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2020-12-01 16:20:44,558 INFO L221 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2020-12-01 16:20:44,581 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2020-12-01 16:20:44,581 INFO L221 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2020-12-01 16:20:44,726 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2020-12-01 16:20:44,726 INFO L221 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2020-12-01 16:20:44,767 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2020-12-01 16:20:44,767 INFO L221 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2020-12-01 16:20:45,207 WARN L483 CodeCheckObserver]: This program is UNSAFE, Check terminated with 27 iterations. [2020-12-01 16:20:45,240 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 01.12 04:20:45 ImpRootNode [2020-12-01 16:20:45,243 INFO L132 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2020-12-01 16:20:45,244 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2020-12-01 16:20:45,244 INFO L271 PluginConnector]: Initializing Witness Printer... [2020-12-01 16:20:45,244 INFO L275 PluginConnector]: Witness Printer initialized [2020-12-01 16:20:45,245 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 01.12 04:19:33" (3/4) ... [2020-12-01 16:20:45,247 INFO L140 WitnessPrinter]: No result that supports witness generation found [2020-12-01 16:20:45,248 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2020-12-01 16:20:45,251 INFO L168 Benchmark]: Toolchain (without parser) took 73350.05 ms. Allocated memory was 92.3 MB in the beginning and 851.4 MB in the end (delta: 759.2 MB). Free memory was 54.4 MB in the beginning and 600.7 MB in the end (delta: -546.3 MB). Peak memory consumption was 211.1 MB. Max. memory is 16.1 GB. [2020-12-01 16:20:45,252 INFO L168 Benchmark]: CDTParser took 0.28 ms. Allocated memory is still 92.3 MB. Free memory is still 71.6 MB. There was no memory consumed. Max. memory is 16.1 GB. [2020-12-01 16:20:45,253 INFO L168 Benchmark]: CACSL2BoogieTranslator took 579.12 ms. Allocated memory is still 92.3 MB. Free memory was 54.2 MB in the beginning and 56.6 MB in the end (delta: -2.5 MB). Peak memory consumption was 6.3 MB. Max. memory is 16.1 GB. [2020-12-01 16:20:45,254 INFO L168 Benchmark]: Boogie Procedure Inliner took 65.73 ms. Allocated memory is still 92.3 MB. Free memory was 56.6 MB in the beginning and 54.5 MB in the end (delta: 2.1 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. [2020-12-01 16:20:45,255 INFO L168 Benchmark]: Boogie Preprocessor took 25.44 ms. Allocated memory is still 92.3 MB. Free memory was 54.5 MB in the beginning and 53.1 MB in the end (delta: 1.4 MB). There was no memory consumed. Max. memory is 16.1 GB. [2020-12-01 16:20:45,256 INFO L168 Benchmark]: RCFGBuilder took 698.18 ms. Allocated memory was 92.3 MB in the beginning and 111.1 MB in the end (delta: 18.9 MB). Free memory was 53.1 MB in the beginning and 77.5 MB in the end (delta: -24.4 MB). Peak memory consumption was 29.9 MB. Max. memory is 16.1 GB. [2020-12-01 16:20:45,258 INFO L168 Benchmark]: CodeCheck took 71972.48 ms. Allocated memory was 111.1 MB in the beginning and 851.4 MB in the end (delta: 740.3 MB). Free memory was 77.5 MB in the beginning and 601.8 MB in the end (delta: -524.2 MB). Peak memory consumption was 217.1 MB. Max. memory is 16.1 GB. [2020-12-01 16:20:45,259 INFO L168 Benchmark]: Witness Printer took 3.93 ms. Allocated memory is still 851.4 MB. Free memory was 601.8 MB in the beginning and 600.7 MB in the end (delta: 1.0 MB). There was no memory consumed. Max. memory is 16.1 GB. [2020-12-01 16:20:45,268 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck: - StatisticsResult: Ultimate CodeCheck benchmark data CFG has 1 procedures, 53 locations, 31 error locations. Started 1 CEGAR loops. VerificationResult: UNSAFE, OverallTime: 71.9s, OverallIterations: 27, TraceHistogramMax: 0, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 352 SDtfs, 11570116 SDslu, 440 SDs, 0 SdLazy, 525342980 SolverSat, 285792224 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 9.6s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 1794 GetRequests, 1300 SyntacticMatches, 38 SemanticMatches, 456 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 91437 ImplicationChecksByTransitivity, 68.5s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=-1occurred in iteration=-1, traceCheckStatistics: 0.0s SsaConstructionTime, 0.4s SatisfiabilityAnalysisTime, 12.1s InterpolantComputationTime, 226 NumberOfCodeBlocks, 226 NumberOfCodeBlocksAsserted, 27 NumberOfCheckSat, 185 ConstructedInterpolants, 0 QuantifiedInterpolants, 19006 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 26 InterpolantComputations, 26 PerfectInterpolantSequences, 0/0 InterpolantCoveringCapability, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: No data available, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: No data available, ReuseStatistics: No data available - UnprovableResult [Line: 545]: Unable to prove that all allocated memory was freed Unable to prove that all allocated memory was freed Reason: overapproximation of memtrack at line 545. Possible FailurePath: [L546] TData data; [L529] pdata->lo = (int *)malloc(sizeof(int)) [L530] pdata->hi = (int *)malloc(sizeof(int)) [L531] EXPR pdata->lo [L531] *(pdata->lo) = 4 [L532] EXPR pdata->hi [L532] *(pdata->hi) = 8 [L536] EXPR data->lo [L536] int *lo = data->lo; [L537] EXPR data->hi [L537] int *hi = data->hi; [L538] EXPR \read(*lo) [L538] EXPR \read(*hi) [L538] COND FALSE !(*lo >= *hi) [L542] data->lo = ((void *)0) [L543] data->hi = ((void *)0) [L549] return 0; [L549] return 0; * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.28 ms. Allocated memory is still 92.3 MB. Free memory is still 71.6 MB. There was no memory consumed. Max. memory is 16.1 GB. * CACSL2BoogieTranslator took 579.12 ms. Allocated memory is still 92.3 MB. Free memory was 54.2 MB in the beginning and 56.6 MB in the end (delta: -2.5 MB). Peak memory consumption was 6.3 MB. Max. memory is 16.1 GB. * Boogie Procedure Inliner took 65.73 ms. Allocated memory is still 92.3 MB. Free memory was 56.6 MB in the beginning and 54.5 MB in the end (delta: 2.1 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. * Boogie Preprocessor took 25.44 ms. Allocated memory is still 92.3 MB. Free memory was 54.5 MB in the beginning and 53.1 MB in the end (delta: 1.4 MB). There was no memory consumed. Max. memory is 16.1 GB. * RCFGBuilder took 698.18 ms. Allocated memory was 92.3 MB in the beginning and 111.1 MB in the end (delta: 18.9 MB). Free memory was 53.1 MB in the beginning and 77.5 MB in the end (delta: -24.4 MB). Peak memory consumption was 29.9 MB. Max. memory is 16.1 GB. * CodeCheck took 71972.48 ms. Allocated memory was 111.1 MB in the beginning and 851.4 MB in the end (delta: 740.3 MB). Free memory was 77.5 MB in the beginning and 601.8 MB in the end (delta: -524.2 MB). Peak memory consumption was 217.1 MB. Max. memory is 16.1 GB. * Witness Printer took 3.93 ms. Allocated memory is still 851.4 MB. Free memory was 601.8 MB in the beginning and 600.7 MB in the end (delta: 1.0 MB). There was no memory consumed. Max. memory is 16.1 GB. RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces Received shutdown request... ### Bit-precise run ### This is Ultimate 0.2.0-69874e2 [2020-12-01 16:20:47,712 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-12-01 16:20:47,716 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-12-01 16:20:47,764 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-12-01 16:20:47,765 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-12-01 16:20:47,767 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-12-01 16:20:47,773 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-12-01 16:20:47,777 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-12-01 16:20:47,780 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-12-01 16:20:47,786 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-12-01 16:20:47,788 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-12-01 16:20:47,798 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-12-01 16:20:47,799 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-12-01 16:20:47,802 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-12-01 16:20:47,805 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-12-01 16:20:47,807 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-12-01 16:20:47,808 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-12-01 16:20:47,811 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-12-01 16:20:47,814 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-12-01 16:20:47,822 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-12-01 16:20:47,824 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-12-01 16:20:47,825 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-12-01 16:20:47,826 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-12-01 16:20:47,834 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-12-01 16:20:47,837 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2020-12-01 16:20:47,838 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2020-12-01 16:20:47,838 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2020-12-01 16:20:47,839 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2020-12-01 16:20:47,840 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2020-12-01 16:20:47,841 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2020-12-01 16:20:47,841 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-12-01 16:20:47,842 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-12-01 16:20:47,848 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-12-01 16:20:47,848 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-12-01 16:20:47,849 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-12-01 16:20:47,850 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-12-01 16:20:47,850 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-12-01 16:20:47,851 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-12-01 16:20:47,851 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-12-01 16:20:47,853 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-12-01 16:20:47,853 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-12-01 16:20:47,854 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/run_dir_97df5635-d493-46f2-b841-7ca64be3d556/bin/ukojak/config/svcomp-DerefFreeMemtrack-32bit-Kojak_Bitvector.epf [2020-12-01 16:20:47,895 INFO L113 SettingsManager]: Loading preferences was successful [2020-12-01 16:20:47,896 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-12-01 16:20:47,899 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2020-12-01 16:20:47,899 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2020-12-01 16:20:47,899 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-12-01 16:20:47,899 INFO L138 SettingsManager]: * sizeof long=4 [2020-12-01 16:20:47,899 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2020-12-01 16:20:47,900 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2020-12-01 16:20:47,900 INFO L138 SettingsManager]: * sizeof POINTER=4 [2020-12-01 16:20:47,900 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-12-01 16:20:47,901 INFO L138 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2020-12-01 16:20:47,902 INFO L138 SettingsManager]: * Bitprecise bitfields=true [2020-12-01 16:20:47,902 INFO L138 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2020-12-01 16:20:47,902 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-12-01 16:20:47,902 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2020-12-01 16:20:47,902 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2020-12-01 16:20:47,902 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2020-12-01 16:20:47,903 INFO L138 SettingsManager]: * sizeof long double=12 [2020-12-01 16:20:47,903 INFO L138 SettingsManager]: * Use constant arrays=true [2020-12-01 16:20:47,903 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2020-12-01 16:20:47,903 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2020-12-01 16:20:47,903 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-12-01 16:20:47,904 INFO L138 SettingsManager]: * To the following directory=./dump/ [2020-12-01 16:20:47,904 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2020-12-01 16:20:47,904 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-12-01 16:20:47,904 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2020-12-01 16:20:47,904 INFO L138 SettingsManager]: * Trace refinement strategy=WALRUS [2020-12-01 16:20:47,905 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2020-12-01 16:20:47,905 INFO L138 SettingsManager]: * Use separate solver for trace checks=false [2020-12-01 16:20:47,905 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2020-12-01 16:20:47,905 INFO L138 SettingsManager]: * Logic for external solver=AUFBV WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/tmp/vcloud-vcloud-master/worker/run_dir_97df5635-d493-46f2-b841-7ca64be3d556/bin/ukojak/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud-vcloud-master/worker/run_dir_97df5635-d493-46f2-b841-7ca64be3d556/bin/ukojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> bdb7b41689d384418a154f01910b0fd527032012 [2020-12-01 16:20:48,287 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2020-12-01 16:20:48,317 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-12-01 16:20:48,321 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-12-01 16:20:48,322 INFO L271 PluginConnector]: Initializing CDTParser... [2020-12-01 16:20:48,323 INFO L275 PluginConnector]: CDTParser initialized [2020-12-01 16:20:48,324 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/run_dir_97df5635-d493-46f2-b841-7ca64be3d556/bin/ukojak/../../sv-benchmarks/c/list-ext-properties/test-0019_1-1.i [2020-12-01 16:20:48,383 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_97df5635-d493-46f2-b841-7ca64be3d556/bin/ukojak/data/083094ab4/16783607258f4987a1f16f297b14b8c5/FLAG4053e895f [2020-12-01 16:20:49,012 INFO L306 CDTParser]: Found 1 translation units. [2020-12-01 16:20:49,013 INFO L160 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/run_dir_97df5635-d493-46f2-b841-7ca64be3d556/sv-benchmarks/c/list-ext-properties/test-0019_1-1.i [2020-12-01 16:20:49,029 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_97df5635-d493-46f2-b841-7ca64be3d556/bin/ukojak/data/083094ab4/16783607258f4987a1f16f297b14b8c5/FLAG4053e895f [2020-12-01 16:20:49,299 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/run_dir_97df5635-d493-46f2-b841-7ca64be3d556/bin/ukojak/data/083094ab4/16783607258f4987a1f16f297b14b8c5 [2020-12-01 16:20:49,302 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-12-01 16:20:49,303 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2020-12-01 16:20:49,305 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-12-01 16:20:49,305 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-12-01 16:20:49,309 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-12-01 16:20:49,309 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 01.12 04:20:49" (1/1) ... [2020-12-01 16:20:49,311 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@71c51ebf and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 04:20:49, skipping insertion in model container [2020-12-01 16:20:49,312 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 01.12 04:20:49" (1/1) ... [2020-12-01 16:20:49,319 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-12-01 16:20:49,359 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-12-01 16:20:49,656 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-12-01 16:20:49,700 INFO L200 MainTranslator]: Restarting translation with changed settings: SettingsChange [mNewPreferredMemoryModel=HoenickeLindenmann_1ByteResolution] [2020-12-01 16:20:49,721 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-12-01 16:20:49,779 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-12-01 16:20:49,791 INFO L203 MainTranslator]: Completed pre-run [2020-12-01 16:20:49,851 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-12-01 16:20:49,925 INFO L208 MainTranslator]: Completed translation [2020-12-01 16:20:49,926 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 04:20:49 WrapperNode [2020-12-01 16:20:49,928 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-12-01 16:20:49,930 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2020-12-01 16:20:49,930 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2020-12-01 16:20:49,931 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2020-12-01 16:20:49,947 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 04:20:49" (1/1) ... [2020-12-01 16:20:49,983 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 04:20:49" (1/1) ... [2020-12-01 16:20:50,010 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2020-12-01 16:20:50,011 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2020-12-01 16:20:50,011 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2020-12-01 16:20:50,012 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2020-12-01 16:20:50,018 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 04:20:49" (1/1) ... [2020-12-01 16:20:50,018 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 04:20:49" (1/1) ... [2020-12-01 16:20:50,022 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 04:20:49" (1/1) ... [2020-12-01 16:20:50,022 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 04:20:49" (1/1) ... [2020-12-01 16:20:50,032 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 04:20:49" (1/1) ... [2020-12-01 16:20:50,033 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 04:20:49" (1/1) ... [2020-12-01 16:20:50,036 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 04:20:49" (1/1) ... [2020-12-01 16:20:50,039 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2020-12-01 16:20:50,040 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2020-12-01 16:20:50,040 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2020-12-01 16:20:50,040 INFO L275 PluginConnector]: RCFGBuilder initialized [2020-12-01 16:20:50,041 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 04:20:49" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_97df5635-d493-46f2-b841-7ca64be3d556/bin/ukojak/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (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:10000 [2020-12-01 16:20:50,103 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4 [2020-12-01 16:20:50,103 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2020-12-01 16:20:50,103 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2020-12-01 16:20:50,103 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2020-12-01 16:20:50,104 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2020-12-01 16:20:50,104 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2020-12-01 16:20:50,104 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2020-12-01 16:20:50,104 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2020-12-01 16:20:50,104 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2020-12-01 16:20:50,105 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2020-12-01 16:20:51,008 INFO L293 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2020-12-01 16:20:51,008 INFO L298 CfgBuilder]: Removed 8 assume(true) statements. [2020-12-01 16:20:51,011 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 01.12 04:20:51 BoogieIcfgContainer [2020-12-01 16:20:51,011 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2020-12-01 16:20:51,012 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2020-12-01 16:20:51,012 INFO L271 PluginConnector]: Initializing CodeCheck... [2020-12-01 16:20:51,023 INFO L275 PluginConnector]: CodeCheck initialized [2020-12-01 16:20:51,024 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 01.12 04:20:51" (1/1) ... [2020-12-01 16:20:51,036 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-12-01 16:20:51,072 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 16:20:51,080 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 53 states to 53 states and 53 transitions. [2020-12-01 16:20:51,081 INFO L276 IsEmpty]: Start isEmpty. Operand 53 states and 53 transitions. [2020-12-01 16:20:51,083 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 3 [2020-12-01 16:20:51,083 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 16:20:51,127 FATAL L? ?]: An unrecoverable error occured during an interaction with an SMT solver: de.uni_freiburg.informatik.ultimate.logic.SMTLIBException: Sort BitVec not declared at de.uni_freiburg.informatik.ultimate.logic.NoopScript.sort(NoopScript.java:419) at de.uni_freiburg.informatik.ultimate.logic.WrapperScript.sort(WrapperScript.java:228) at de.uni_freiburg.informatik.ultimate.logic.WrapperScript.sort(WrapperScript.java:228) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.scripttransfer.NonDeclaringTermTransferrer.transferSort(NonDeclaringTermTransferrer.java:111) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.scripttransfer.DeclarableSortSymbol.defineOrDeclare(DeclarableSortSymbol.java:79) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.scripttransfer.HistoryRecordingScript.transferHistoryFromRecord(HistoryRecordingScript.java:171) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.scripttransfer.HistoryRecordingScript.transferHistoryFromRecord(HistoryRecordingScript.java:196) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.cfg.SmtFunctionsAndAxioms.transferAllSymbols(SmtFunctionsAndAxioms.java:141) at de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.CodeCheckObserver.process(CodeCheckObserver.java:448) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.CFGWalker.runObserver(CFGWalker.java:57) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.runObserver(BaseWalker.java:93) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.run(BaseWalker.java:86) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runObserver(PluginConnector.java:167) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runTool(PluginConnector.java:151) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.run(PluginConnector.java:128) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.executePluginConnector(ToolchainWalker.java:232) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.processPlugin(ToolchainWalker.java:226) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walkUnprotected(ToolchainWalker.java:142) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walk(ToolchainWalker.java:104) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainManager$Toolchain.processToolchain(ToolchainManager.java:320) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:63) [2020-12-01 16:20:51,135 INFO L168 Benchmark]: Toolchain (without parser) took 1829.73 ms. Allocated memory was 54.5 MB in the beginning and 73.4 MB in the end (delta: 18.9 MB). Free memory was 31.7 MB in the beginning and 35.9 MB in the end (delta: -4.2 MB). Peak memory consumption was 15.9 MB. Max. memory is 16.1 GB. [2020-12-01 16:20:51,137 INFO L168 Benchmark]: CDTParser took 0.24 ms. Allocated memory is still 54.5 MB. Free memory was 36.3 MB in the beginning and 36.2 MB in the end (delta: 29.3 kB). There was no memory consumed. Max. memory is 16.1 GB. [2020-12-01 16:20:51,139 INFO L168 Benchmark]: CACSL2BoogieTranslator took 623.52 ms. Allocated memory is still 54.5 MB. Free memory was 31.5 MB in the beginning and 21.4 MB in the end (delta: 10.1 MB). Peak memory consumption was 12.6 MB. Max. memory is 16.1 GB. [2020-12-01 16:20:51,140 INFO L168 Benchmark]: Boogie Procedure Inliner took 80.64 ms. Allocated memory was 54.5 MB in the beginning and 73.4 MB in the end (delta: 18.9 MB). Free memory was 21.4 MB in the beginning and 54.9 MB in the end (delta: -33.5 MB). Peak memory consumption was 6.4 MB. Max. memory is 16.1 GB. [2020-12-01 16:20:51,141 INFO L168 Benchmark]: Boogie Preprocessor took 28.17 ms. Allocated memory is still 73.4 MB. Free memory was 54.9 MB in the beginning and 53.5 MB in the end (delta: 1.4 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. [2020-12-01 16:20:51,142 INFO L168 Benchmark]: RCFGBuilder took 970.78 ms. Allocated memory is still 73.4 MB. Free memory was 53.5 MB in the beginning and 40.9 MB in the end (delta: 12.6 MB). Peak memory consumption was 23.1 MB. Max. memory is 16.1 GB. [2020-12-01 16:20:51,143 INFO L168 Benchmark]: CodeCheck took 120.57 ms. Allocated memory is still 73.4 MB. Free memory was 40.5 MB in the beginning and 35.9 MB in the end (delta: 4.6 MB). Peak memory consumption was 4.2 MB. Max. memory is 16.1 GB. [2020-12-01 16:20:51,154 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck: - ExceptionOrErrorResult: SMTLIBException: Sort BitVec not declared de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck: SMTLIBException: Sort BitVec not declared: de.uni_freiburg.informatik.ultimate.logic.NoopScript.sort(NoopScript.java:419) * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.24 ms. Allocated memory is still 54.5 MB. Free memory was 36.3 MB in the beginning and 36.2 MB in the end (delta: 29.3 kB). There was no memory consumed. Max. memory is 16.1 GB. * CACSL2BoogieTranslator took 623.52 ms. Allocated memory is still 54.5 MB. Free memory was 31.5 MB in the beginning and 21.4 MB in the end (delta: 10.1 MB). Peak memory consumption was 12.6 MB. Max. memory is 16.1 GB. * Boogie Procedure Inliner took 80.64 ms. Allocated memory was 54.5 MB in the beginning and 73.4 MB in the end (delta: 18.9 MB). Free memory was 21.4 MB in the beginning and 54.9 MB in the end (delta: -33.5 MB). Peak memory consumption was 6.4 MB. Max. memory is 16.1 GB. * Boogie Preprocessor took 28.17 ms. Allocated memory is still 73.4 MB. Free memory was 54.9 MB in the beginning and 53.5 MB in the end (delta: 1.4 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. * RCFGBuilder took 970.78 ms. Allocated memory is still 73.4 MB. Free memory was 53.5 MB in the beginning and 40.9 MB in the end (delta: 12.6 MB). Peak memory consumption was 23.1 MB. Max. memory is 16.1 GB. * CodeCheck took 120.57 ms. Allocated memory is still 73.4 MB. Free memory was 40.5 MB in the beginning and 35.9 MB in the end (delta: 4.6 MB). Peak memory consumption was 4.2 MB. Max. memory is 16.1 GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request...