./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/forester-heap/dll-optional-1.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 678e0110 Calling Ultimate with: /usr/lib/jvm/java-8-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud-vcloud-master/worker/run_dir_04b1fcf7-6ca0-42a7-89b9-ca5df83575cc/bin/ukojak/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/run_dir_04b1fcf7-6ca0-42a7-89b9-ca5df83575cc/bin/ukojak/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/run_dir_04b1fcf7-6ca0-42a7-89b9-ca5df83575cc/bin/ukojak/data -tc /tmp/vcloud-vcloud-master/worker/run_dir_04b1fcf7-6ca0-42a7-89b9-ca5df83575cc/bin/ukojak/config/KojakReach.xml -i ../../sv-benchmarks/c/forester-heap/dll-optional-1.i -s /tmp/vcloud-vcloud-master/worker/run_dir_04b1fcf7-6ca0-42a7-89b9-ca5df83575cc/bin/ukojak/config/svcomp-Reach-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/run_dir_04b1fcf7-6ca0-42a7-89b9-ca5df83575cc/bin/ukojak --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(__VERIFIER_error())) ) --witnessprinter.graph.data.producer Kojak --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 497bfe83d1a123e7e085e38ee3eed2e663cc023e ......................................................................................................................................................................................................................................................................................................................................................................................... Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis Calling Ultimate with: /usr/lib/jvm/java-8-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud-vcloud-master/worker/run_dir_04b1fcf7-6ca0-42a7-89b9-ca5df83575cc/bin/ukojak/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/run_dir_04b1fcf7-6ca0-42a7-89b9-ca5df83575cc/bin/ukojak/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/run_dir_04b1fcf7-6ca0-42a7-89b9-ca5df83575cc/bin/ukojak/data -tc /tmp/vcloud-vcloud-master/worker/run_dir_04b1fcf7-6ca0-42a7-89b9-ca5df83575cc/bin/ukojak/config/KojakReach.xml -i ../../sv-benchmarks/c/forester-heap/dll-optional-1.i -s /tmp/vcloud-vcloud-master/worker/run_dir_04b1fcf7-6ca0-42a7-89b9-ca5df83575cc/bin/ukojak/config/svcomp-Reach-32bit-Kojak_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/run_dir_04b1fcf7-6ca0-42a7-89b9-ca5df83575cc/bin/ukojak --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(__VERIFIER_error())) ) --witnessprinter.graph.data.producer Kojak --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 497bfe83d1a123e7e085e38ee3eed2e663cc023e ............................................................................................................................................................................................................ Execution finished normally Writing output log to file Ultimate.log Result: ERROR: ExceptionOrErrorResult: SMTLIBException: Sort BitVec not declared --- Real Ultimate output --- This is Ultimate 0.1.24-678e011 [2019-11-20 02:22:15,353 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-20 02:22:15,354 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-20 02:22:15,368 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-20 02:22:15,368 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-20 02:22:15,369 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-20 02:22:15,371 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-20 02:22:15,379 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-20 02:22:15,384 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-20 02:22:15,388 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-20 02:22:15,389 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-20 02:22:15,390 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-20 02:22:15,390 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-20 02:22:15,392 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-20 02:22:15,393 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-20 02:22:15,394 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-20 02:22:15,395 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-20 02:22:15,395 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-20 02:22:15,398 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-20 02:22:15,401 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-20 02:22:15,404 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-20 02:22:15,406 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-20 02:22:15,409 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-20 02:22:15,409 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-20 02:22:15,411 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-20 02:22:15,411 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-20 02:22:15,412 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-20 02:22:15,413 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-20 02:22:15,414 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-20 02:22:15,414 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-20 02:22:15,415 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-20 02:22:15,415 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-20 02:22:15,416 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-20 02:22:15,417 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-20 02:22:15,418 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-20 02:22:15,418 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-20 02:22:15,419 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-20 02:22:15,419 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-20 02:22:15,419 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-20 02:22:15,420 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-20 02:22:15,421 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-20 02:22:15,421 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/run_dir_04b1fcf7-6ca0-42a7-89b9-ca5df83575cc/bin/ukojak/config/svcomp-Reach-32bit-Kojak_Default.epf [2019-11-20 02:22:15,444 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-20 02:22:15,454 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-20 02:22:15,455 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2019-11-20 02:22:15,455 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2019-11-20 02:22:15,456 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-20 02:22:15,456 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-20 02:22:15,456 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-20 02:22:15,456 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-20 02:22:15,457 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-20 02:22:15,457 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-20 02:22:15,457 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-20 02:22:15,457 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-20 02:22:15,457 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-20 02:22:15,458 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-20 02:22:15,458 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-20 02:22:15,458 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-20 02:22:15,458 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-20 02:22:15,459 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-20 02:22:15,460 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2019-11-20 02:22:15,460 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2019-11-20 02:22:15,460 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-20 02:22:15,460 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-20 02:22:15,460 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2019-11-20 02:22:15,461 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-20 02:22:15,461 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-20 02:22:15,461 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-20 02:22:15,461 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2019-11-20 02:22:15,461 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-20 02:22:15,462 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-20 02:22:15,462 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 -> /tmp/vcloud-vcloud-master/worker/run_dir_04b1fcf7-6ca0-42a7-89b9-ca5df83575cc/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 ! call(__VERIFIER_error())) ) 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 -> 497bfe83d1a123e7e085e38ee3eed2e663cc023e [2019-11-20 02:22:15,623 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-20 02:22:15,638 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-20 02:22:15,640 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-20 02:22:15,642 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-20 02:22:15,642 INFO L275 PluginConnector]: CDTParser initialized [2019-11-20 02:22:15,643 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/run_dir_04b1fcf7-6ca0-42a7-89b9-ca5df83575cc/bin/ukojak/../../sv-benchmarks/c/forester-heap/dll-optional-1.i [2019-11-20 02:22:15,697 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_04b1fcf7-6ca0-42a7-89b9-ca5df83575cc/bin/ukojak/data/1c1a266a0/86d4c2ee6d3a4556b0a79faf212cc410/FLAG331e4e939 [2019-11-20 02:22:16,125 INFO L306 CDTParser]: Found 1 translation units. [2019-11-20 02:22:16,125 INFO L160 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/run_dir_04b1fcf7-6ca0-42a7-89b9-ca5df83575cc/sv-benchmarks/c/forester-heap/dll-optional-1.i [2019-11-20 02:22:16,138 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_04b1fcf7-6ca0-42a7-89b9-ca5df83575cc/bin/ukojak/data/1c1a266a0/86d4c2ee6d3a4556b0a79faf212cc410/FLAG331e4e939 [2019-11-20 02:22:16,494 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/run_dir_04b1fcf7-6ca0-42a7-89b9-ca5df83575cc/bin/ukojak/data/1c1a266a0/86d4c2ee6d3a4556b0a79faf212cc410 [2019-11-20 02:22:16,497 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-20 02:22:16,498 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2019-11-20 02:22:16,502 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-20 02:22:16,502 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-20 02:22:16,505 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-20 02:22:16,505 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.11 02:22:16" (1/1) ... [2019-11-20 02:22:16,508 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@42a235bd and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 02:22:16, skipping insertion in model container [2019-11-20 02:22:16,508 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.11 02:22:16" (1/1) ... [2019-11-20 02:22:16,514 INFO L142 MainTranslator]: Starting translation in SV-COMP mode [2019-11-20 02:22:16,564 INFO L173 MainTranslator]: Built tables and reachable declarations [2019-11-20 02:22:16,969 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-20 02:22:16,982 INFO L188 MainTranslator]: Completed pre-run [2019-11-20 02:22:17,057 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-20 02:22:17,115 INFO L192 MainTranslator]: Completed translation [2019-11-20 02:22:17,116 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 02:22:17 WrapperNode [2019-11-20 02:22:17,116 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-20 02:22:17,117 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-20 02:22:17,117 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-20 02:22:17,117 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-20 02:22:17,125 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 02:22:17" (1/1) ... [2019-11-20 02:22:17,159 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 02:22:17" (1/1) ... [2019-11-20 02:22:17,185 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-20 02:22:17,186 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-20 02:22:17,186 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-20 02:22:17,186 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-20 02:22:17,195 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 02:22:17" (1/1) ... [2019-11-20 02:22:17,195 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 02:22:17" (1/1) ... [2019-11-20 02:22:17,202 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 02:22:17" (1/1) ... [2019-11-20 02:22:17,203 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 02:22:17" (1/1) ... [2019-11-20 02:22:17,225 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 02:22:17" (1/1) ... [2019-11-20 02:22:17,229 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 02:22:17" (1/1) ... [2019-11-20 02:22:17,231 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 02:22:17" (1/1) ... [2019-11-20 02:22:17,234 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-20 02:22:17,234 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-11-20 02:22:17,234 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-11-20 02:22:17,234 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-11-20 02:22:17,235 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 02:22:17" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_04b1fcf7-6ca0-42a7-89b9-ca5df83575cc/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 [2019-11-20 02:22:17,301 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2019-11-20 02:22:17,302 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2019-11-20 02:22:17,302 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2019-11-20 02:22:17,303 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2019-11-20 02:22:17,303 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2019-11-20 02:22:17,303 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2019-11-20 02:22:17,304 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-11-20 02:22:17,304 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-11-20 02:22:18,801 INFO L280 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-11-20 02:22:18,801 INFO L285 CfgBuilder]: Removed 9 assume(true) statements. [2019-11-20 02:22:18,802 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.11 02:22:18 BoogieIcfgContainer [2019-11-20 02:22:18,803 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-11-20 02:22:18,803 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2019-11-20 02:22:18,803 INFO L271 PluginConnector]: Initializing CodeCheck... [2019-11-20 02:22:18,814 INFO L275 PluginConnector]: CodeCheck initialized [2019-11-20 02:22:18,814 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.11 02:22:18" (1/1) ... [2019-11-20 02:22:18,827 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-20 02:22:18,853 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 02:22:18,860 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19 states to 13 states and 19 transitions. [2019-11-20 02:22:18,861 INFO L276 IsEmpty]: Start isEmpty. Operand 13 states and 19 transitions. [2019-11-20 02:22:18,863 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2019-11-20 02:22:18,863 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 02:22:18,957 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 02:22:19,013 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-20 02:22:19,020 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 02:22:19,021 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 15 states to 13 states and 15 transitions. [2019-11-20 02:22:19,021 INFO L276 IsEmpty]: Start isEmpty. Operand 13 states and 15 transitions. [2019-11-20 02:22:19,021 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2019-11-20 02:22:19,021 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 02:22:19,150 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 02:22:19,332 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-20 02:22:20,460 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 02:22:20,461 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 25 states to 19 states and 25 transitions. [2019-11-20 02:22:20,461 INFO L276 IsEmpty]: Start isEmpty. Operand 19 states and 25 transitions. [2019-11-20 02:22:20,462 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2019-11-20 02:22:20,462 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 02:22:20,699 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 02:22:21,297 WARN L191 SmtUtils]: Spent 290.00 ms on a formula simplification. DAG size of input: 84 DAG size of output: 44 [2019-11-20 02:22:21,470 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-20 02:22:21,687 WARN L191 SmtUtils]: Spent 136.00 ms on a formula simplification. DAG size of input: 62 DAG size of output: 49 [2019-11-20 02:22:23,964 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 02:22:23,964 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 30 states to 21 states and 30 transitions. [2019-11-20 02:22:23,965 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 30 transitions. [2019-11-20 02:22:23,967 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2019-11-20 02:22:23,967 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 02:22:24,370 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 02:22:25,000 WARN L191 SmtUtils]: Spent 319.00 ms on a formula simplification. DAG size of input: 76 DAG size of output: 47 [2019-11-20 02:22:25,256 WARN L191 SmtUtils]: Spent 195.00 ms on a formula simplification. DAG size of input: 81 DAG size of output: 48 [2019-11-20 02:22:25,282 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 6 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-20 02:22:27,515 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 02:22:27,516 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 22 states to 18 states and 22 transitions. [2019-11-20 02:22:27,516 INFO L276 IsEmpty]: Start isEmpty. Operand 18 states and 22 transitions. [2019-11-20 02:22:27,516 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2019-11-20 02:22:27,516 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 02:22:27,530 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 02:22:27,654 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 2 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-20 02:22:29,246 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 02:22:29,246 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 33 states to 25 states and 33 transitions. [2019-11-20 02:22:29,246 INFO L276 IsEmpty]: Start isEmpty. Operand 25 states and 33 transitions. [2019-11-20 02:22:29,247 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2019-11-20 02:22:29,247 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 02:22:29,318 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 02:22:29,617 WARN L191 SmtUtils]: Spent 108.00 ms on a formula simplification. DAG size of input: 55 DAG size of output: 41 [2019-11-20 02:22:29,834 WARN L191 SmtUtils]: Spent 132.00 ms on a formula simplification. DAG size of input: 47 DAG size of output: 37 [2019-11-20 02:22:30,029 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 0 proven. 5 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-20 02:22:30,435 WARN L191 SmtUtils]: Spent 138.00 ms on a formula simplification. DAG size of input: 74 DAG size of output: 73 [2019-11-20 02:22:33,930 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 02:22:33,931 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 50 states to 33 states and 50 transitions. [2019-11-20 02:22:33,931 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 50 transitions. [2019-11-20 02:22:33,932 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2019-11-20 02:22:33,932 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 02:22:34,284 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 02:22:36,432 WARN L191 SmtUtils]: Spent 1.35 s on a formula simplification. DAG size of input: 319 DAG size of output: 76 [2019-11-20 02:22:36,882 WARN L191 SmtUtils]: Spent 291.00 ms on a formula simplification. DAG size of input: 84 DAG size of output: 41 [2019-11-20 02:22:37,128 WARN L191 SmtUtils]: Spent 166.00 ms on a formula simplification. DAG size of input: 59 DAG size of output: 37 [2019-11-20 02:22:37,411 WARN L191 SmtUtils]: Spent 173.00 ms on a formula simplification. DAG size of input: 73 DAG size of output: 33 [2019-11-20 02:22:37,441 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 0 proven. 9 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-20 02:22:37,729 WARN L191 SmtUtils]: Spent 221.00 ms on a formula simplification. DAG size of input: 118 DAG size of output: 93 [2019-11-20 02:22:37,987 WARN L191 SmtUtils]: Spent 162.00 ms on a formula simplification. DAG size of input: 70 DAG size of output: 68 [2019-11-20 02:22:38,335 WARN L191 SmtUtils]: Spent 279.00 ms on a formula simplification. DAG size of input: 118 DAG size of output: 115 [2019-11-20 02:22:38,860 WARN L191 SmtUtils]: Spent 121.00 ms on a formula simplification that was a NOOP. DAG size: 116 [2019-11-20 02:22:40,845 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 02:22:40,846 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 57 states to 35 states and 57 transitions. [2019-11-20 02:22:40,846 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 57 transitions. [2019-11-20 02:22:40,847 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2019-11-20 02:22:40,847 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 02:22:40,860 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 02:22:40,877 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 8 proven. 1 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2019-11-20 02:22:41,058 WARN L191 SmtUtils]: Spent 106.00 ms on a formula simplification. DAG size of input: 58 DAG size of output: 55 [2019-11-20 02:22:41,424 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 02:22:41,425 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 58 states to 36 states and 58 transitions. [2019-11-20 02:22:41,425 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 58 transitions. [2019-11-20 02:22:41,426 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2019-11-20 02:22:41,426 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 02:22:42,519 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 02:22:52,583 WARN L191 SmtUtils]: Spent 7.75 s on a formula simplification. DAG size of input: 500 DAG size of output: 64 [2019-11-20 02:23:04,407 WARN L191 SmtUtils]: Spent 10.67 s on a formula simplification. DAG size of input: 783 DAG size of output: 87 [2019-11-20 02:23:04,769 WARN L191 SmtUtils]: Spent 119.00 ms on a formula simplification. DAG size of input: 65 DAG size of output: 38 [2019-11-20 02:23:05,052 WARN L191 SmtUtils]: Spent 171.00 ms on a formula simplification. DAG size of input: 63 DAG size of output: 35 [2019-11-20 02:23:05,067 INFO L134 CoverageAnalysis]: Checked inductivity of 15 backedges. 0 proven. 15 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-20 02:23:05,454 WARN L191 SmtUtils]: Spent 276.00 ms on a formula simplification. DAG size of input: 101 DAG size of output: 84 [2019-11-20 02:23:05,949 WARN L191 SmtUtils]: Spent 253.00 ms on a formula simplification. DAG size of input: 103 DAG size of output: 101 [2019-11-20 02:23:06,579 WARN L191 SmtUtils]: Spent 109.00 ms on a formula simplification that was a NOOP. DAG size: 102 [2019-11-20 02:23:10,232 WARN L191 SmtUtils]: Spent 373.00 ms on a formula simplification. DAG size of input: 141 DAG size of output: 105 [2019-11-20 02:23:10,884 WARN L191 SmtUtils]: Spent 355.00 ms on a formula simplification. DAG size of input: 143 DAG size of output: 138 [2019-11-20 02:23:11,538 WARN L191 SmtUtils]: Spent 170.00 ms on a formula simplification that was a NOOP. DAG size: 138 [2019-11-20 02:23:18,809 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 02:23:18,810 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 83 states to 45 states and 83 transitions. [2019-11-20 02:23:18,810 INFO L276 IsEmpty]: Start isEmpty. Operand 45 states and 83 transitions. [2019-11-20 02:23:18,811 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2019-11-20 02:23:18,811 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 02:23:18,852 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 02:23:19,420 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 9 proven. 4 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-20 02:23:19,676 WARN L191 SmtUtils]: Spent 167.00 ms on a formula simplification. DAG size of input: 94 DAG size of output: 89 [2019-11-20 02:23:20,125 WARN L191 SmtUtils]: Spent 235.00 ms on a formula simplification. DAG size of input: 95 DAG size of output: 90 [2019-11-20 02:23:25,405 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 02:23:25,406 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 96 states to 51 states and 96 transitions. [2019-11-20 02:23:25,406 INFO L276 IsEmpty]: Start isEmpty. Operand 51 states and 96 transitions. [2019-11-20 02:23:25,410 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2019-11-20 02:23:25,410 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 02:23:27,908 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 02:23:40,910 WARN L191 SmtUtils]: Spent 8.46 s on a formula simplification. DAG size of input: 931 DAG size of output: 74 [2019-11-20 02:24:08,643 WARN L191 SmtUtils]: Spent 23.98 s on a formula simplification. DAG size of input: 1549 DAG size of output: 91 [2019-11-20 02:24:12,214 WARN L191 SmtUtils]: Spent 2.45 s on a formula simplification. DAG size of input: 445 DAG size of output: 57 [2019-11-20 02:24:13,448 WARN L191 SmtUtils]: Spent 533.00 ms on a formula simplification. DAG size of input: 142 DAG size of output: 38 [2019-11-20 02:24:13,964 WARN L191 SmtUtils]: Spent 261.00 ms on a formula simplification. DAG size of input: 105 DAG size of output: 35 [2019-11-20 02:24:13,971 INFO L134 CoverageAnalysis]: Checked inductivity of 23 backedges. 0 proven. 23 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-20 02:24:14,241 WARN L191 SmtUtils]: Spent 194.00 ms on a formula simplification. DAG size of input: 105 DAG size of output: 91 [2019-11-20 02:24:14,679 WARN L191 SmtUtils]: Spent 131.00 ms on a formula simplification. DAG size of input: 107 DAG size of output: 71 [2019-11-20 02:24:18,095 WARN L191 SmtUtils]: Spent 305.00 ms on a formula simplification. DAG size of input: 123 DAG size of output: 95 [2019-11-20 02:24:18,527 WARN L191 SmtUtils]: Spent 230.00 ms on a formula simplification. DAG size of input: 80 DAG size of output: 79 [2019-11-20 02:24:19,043 WARN L191 SmtUtils]: Spent 403.00 ms on a formula simplification. DAG size of input: 124 DAG size of output: 111 [2019-11-20 02:24:19,843 WARN L191 SmtUtils]: Spent 108.00 ms on a formula simplification that was a NOOP. DAG size: 112 [2019-11-20 02:24:24,152 WARN L191 SmtUtils]: Spent 415.00 ms on a formula simplification. DAG size of input: 142 DAG size of output: 109 [2019-11-20 02:24:24,896 WARN L191 SmtUtils]: Spent 388.00 ms on a formula simplification. DAG size of input: 144 DAG size of output: 130 [2019-11-20 02:24:25,244 WARN L191 SmtUtils]: Spent 110.00 ms on a formula simplification that was a NOOP. DAG size: 109 [2019-11-20 02:24:25,806 WARN L191 SmtUtils]: Spent 156.00 ms on a formula simplification that was a NOOP. DAG size: 131 [2019-11-20 02:24:30,291 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 02:24:30,291 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 65 states to 44 states and 65 transitions. [2019-11-20 02:24:30,291 INFO L276 IsEmpty]: Start isEmpty. Operand 44 states and 65 transitions. [2019-11-20 02:24:30,292 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2019-11-20 02:24:30,292 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 02:24:30,603 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 02:24:31,463 WARN L191 SmtUtils]: Spent 119.00 ms on a formula simplification. DAG size of input: 59 DAG size of output: 48 [2019-11-20 02:24:32,476 INFO L134 CoverageAnalysis]: Checked inductivity of 17 backedges. 0 proven. 17 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-20 02:24:32,946 WARN L191 SmtUtils]: Spent 212.00 ms on a formula simplification. DAG size of input: 117 DAG size of output: 115 [2019-11-20 02:24:33,469 WARN L191 SmtUtils]: Spent 218.00 ms on a formula simplification. DAG size of input: 119 DAG size of output: 115 [2019-11-20 02:24:34,377 WARN L191 SmtUtils]: Spent 101.00 ms on a formula simplification that was a NOOP. DAG size: 116 [2019-11-20 02:24:39,674 WARN L191 SmtUtils]: Spent 177.00 ms on a formula simplification. DAG size of input: 79 DAG size of output: 78 [2019-11-20 02:24:39,915 WARN L191 SmtUtils]: Spent 128.00 ms on a formula simplification. DAG size of input: 81 DAG size of output: 78 [2019-11-20 02:24:40,751 WARN L191 SmtUtils]: Spent 178.00 ms on a formula simplification. DAG size of input: 81 DAG size of output: 78 [2019-11-20 02:24:41,186 WARN L191 SmtUtils]: Spent 122.00 ms on a formula simplification. DAG size of input: 82 DAG size of output: 79 [2019-11-20 02:24:41,982 WARN L191 SmtUtils]: Spent 140.00 ms on a formula simplification. DAG size of input: 64 DAG size of output: 61 [2019-11-20 02:24:42,865 WARN L191 SmtUtils]: Spent 136.00 ms on a formula simplification. DAG size of input: 63 DAG size of output: 60 [2019-11-20 02:24:44,123 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 02:24:44,124 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 83 states to 52 states and 83 transitions. [2019-11-20 02:24:44,124 INFO L276 IsEmpty]: Start isEmpty. Operand 52 states and 83 transitions. [2019-11-20 02:24:44,125 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2019-11-20 02:24:44,125 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 02:24:44,137 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 02:24:44,151 INFO L134 CoverageAnalysis]: Checked inductivity of 24 backedges. 14 proven. 1 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2019-11-20 02:24:44,393 WARN L191 SmtUtils]: Spent 114.00 ms on a formula simplification. DAG size of input: 81 DAG size of output: 79 [2019-11-20 02:24:45,177 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 02:24:45,178 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 84 states to 53 states and 84 transitions. [2019-11-20 02:24:45,178 INFO L276 IsEmpty]: Start isEmpty. Operand 53 states and 84 transitions. [2019-11-20 02:24:45,179 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2019-11-20 02:24:45,179 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 02:24:46,517 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 02:24:47,724 WARN L191 SmtUtils]: Spent 336.00 ms on a formula simplification. DAG size of input: 97 DAG size of output: 27 [2019-11-20 02:24:50,233 WARN L191 SmtUtils]: Spent 1.79 s on a formula simplification. DAG size of input: 305 DAG size of output: 91 [2019-11-20 02:24:50,831 WARN L191 SmtUtils]: Spent 300.00 ms on a formula simplification. DAG size of input: 102 DAG size of output: 47 [2019-11-20 02:24:51,327 WARN L191 SmtUtils]: Spent 226.00 ms on a formula simplification. DAG size of input: 91 DAG size of output: 42 [2019-11-20 02:24:51,786 WARN L191 SmtUtils]: Spent 207.00 ms on a formula simplification. DAG size of input: 87 DAG size of output: 38 [2019-11-20 02:24:52,189 INFO L134 CoverageAnalysis]: Checked inductivity of 23 backedges. 0 proven. 23 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-20 02:24:52,891 WARN L191 SmtUtils]: Spent 323.00 ms on a formula simplification. DAG size of input: 156 DAG size of output: 132 [2019-11-20 02:24:53,361 WARN L191 SmtUtils]: Spent 191.00 ms on a formula simplification. DAG size of input: 80 DAG size of output: 80 [2019-11-20 02:24:53,862 WARN L191 SmtUtils]: Spent 315.00 ms on a formula simplification. DAG size of input: 158 DAG size of output: 134 [2019-11-20 02:24:54,310 WARN L191 SmtUtils]: Spent 126.00 ms on a formula simplification that was a NOOP. DAG size: 132 [2019-11-20 02:24:54,971 WARN L191 SmtUtils]: Spent 130.00 ms on a formula simplification that was a NOOP. DAG size: 135 [2019-11-20 02:25:00,705 WARN L191 SmtUtils]: Spent 343.00 ms on a formula simplification. DAG size of input: 122 DAG size of output: 114 [2019-11-20 02:25:01,334 WARN L191 SmtUtils]: Spent 236.00 ms on a formula simplification. DAG size of input: 123 DAG size of output: 115 [2019-11-20 02:25:02,374 WARN L191 SmtUtils]: Spent 102.00 ms on a formula simplification that was a NOOP. DAG size: 115 [2019-11-20 02:25:04,859 WARN L191 SmtUtils]: Spent 182.00 ms on a formula simplification. DAG size of input: 84 DAG size of output: 76 [2019-11-20 02:25:05,135 WARN L191 SmtUtils]: Spent 135.00 ms on a formula simplification. DAG size of input: 85 DAG size of output: 78 [2019-11-20 02:25:06,064 WARN L191 SmtUtils]: Spent 131.00 ms on a formula simplification. DAG size of input: 90 DAG size of output: 81 [2019-11-20 02:25:06,580 WARN L191 SmtUtils]: Spent 138.00 ms on a formula simplification. DAG size of input: 91 DAG size of output: 82 [2019-11-20 02:25:07,495 WARN L191 SmtUtils]: Spent 114.00 ms on a formula simplification. DAG size of input: 86 DAG size of output: 77 [2019-11-20 02:25:07,803 WARN L191 SmtUtils]: Spent 124.00 ms on a formula simplification. DAG size of input: 87 DAG size of output: 78 [2019-11-20 02:25:10,621 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 02:25:10,624 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 97 states to 60 states and 97 transitions. [2019-11-20 02:25:10,624 INFO L276 IsEmpty]: Start isEmpty. Operand 60 states and 97 transitions. [2019-11-20 02:25:10,625 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2019-11-20 02:25:10,625 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 02:25:12,788 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 02:30:38,929 WARN L194 Executor]: External (z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000) stderr output: (error "out of memory") [2019-11-20 02:30:38,929 ERROR L603 CodeCheckObserver]: First Tracecheck threw exception External (z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000)Received EOF on stdin. stderr output: (error "out of memory") [2019-11-20 02:30:38,931 FATAL L? ?]: The Plugin de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck has thrown an exception: java.lang.IllegalStateException: ManagedScript already locked by de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.MonolithicImplicationChecker@1c5b85b3 at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.managedscript.ManagedScript.lock(ManagedScript.java:83) at de.uni_freiburg.informatik.ultimate.lib.tracecheckerutils.singletracecheck.TraceCheck.lockAndPrepareSolverForTraceCheck(TraceCheck.java:458) at de.uni_freiburg.informatik.ultimate.lib.tracecheckerutils.singletracecheck.TraceCheck.checkTrace(TraceCheck.java:274) at de.uni_freiburg.informatik.ultimate.lib.tracecheckerutils.singletracecheck.TraceCheck.(TraceCheck.java:215) at de.uni_freiburg.informatik.ultimate.lib.tracecheckerutils.singletracecheck.InterpolatingTraceCheck.(InterpolatingTraceCheck.java:96) at de.uni_freiburg.informatik.ultimate.lib.tracecheckerutils.singletracecheck.TraceCheckSpWp.(TraceCheckSpWp.java:133) at de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.CodeCheckObserver.createTraceCheck(CodeCheckObserver.java:614) at de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.CodeCheckObserver.process(CodeCheckObserver.java:453) 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:316) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:55) [2019-11-20 02:30:38,936 INFO L168 Benchmark]: Toolchain (without parser) took 502438.34 ms. Allocated memory was 1.0 GB in the beginning and 5.4 GB in the end (delta: 4.4 GB). Free memory was 946.1 MB in the beginning and 4.0 GB in the end (delta: -3.0 GB). Peak memory consumption was 4.1 GB. Max. memory is 11.5 GB. [2019-11-20 02:30:38,936 INFO L168 Benchmark]: CDTParser took 0.24 ms. Allocated memory is still 1.0 GB. Free memory is still 967.5 MB. There was no memory consumed. Max. memory is 11.5 GB. [2019-11-20 02:30:38,938 INFO L168 Benchmark]: CACSL2BoogieTranslator took 614.68 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 183.0 MB). Free memory was 946.1 MB in the beginning and 1.2 GB in the end (delta: -221.0 MB). Peak memory consumption was 17.6 MB. Max. memory is 11.5 GB. [2019-11-20 02:30:38,938 INFO L168 Benchmark]: Boogie Procedure Inliner took 68.47 ms. Allocated memory is still 1.2 GB. Free memory was 1.2 GB in the beginning and 1.2 GB in the end (delta: 6.7 MB). Peak memory consumption was 6.7 MB. Max. memory is 11.5 GB. [2019-11-20 02:30:38,939 INFO L168 Benchmark]: Boogie Preprocessor took 48.21 ms. Allocated memory is still 1.2 GB. Free memory is still 1.2 GB. There was no memory consumed. Max. memory is 11.5 GB. [2019-11-20 02:30:38,939 INFO L168 Benchmark]: RCFGBuilder took 1568.67 ms. Allocated memory is still 1.2 GB. Free memory was 1.2 GB in the beginning and 1.1 GB in the end (delta: 70.8 MB). Peak memory consumption was 70.8 MB. Max. memory is 11.5 GB. [2019-11-20 02:30:38,940 INFO L168 Benchmark]: CodeCheck took 500130.55 ms. Allocated memory was 1.2 GB in the beginning and 5.4 GB in the end (delta: 4.2 GB). Free memory was 1.1 GB in the beginning and 4.0 GB in the end (delta: -2.9 GB). Peak memory consumption was 4.0 GB. Max. memory is 11.5 GB. [2019-11-20 02:30:38,943 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck: - ExceptionOrErrorResult: IllegalStateException: ManagedScript already locked by de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.MonolithicImplicationChecker@1c5b85b3 de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck: IllegalStateException: ManagedScript already locked by de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.MonolithicImplicationChecker@1c5b85b3: de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.managedscript.ManagedScript.lock(ManagedScript.java:83) * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.24 ms. Allocated memory is still 1.0 GB. Free memory is still 967.5 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 614.68 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 183.0 MB). Free memory was 946.1 MB in the beginning and 1.2 GB in the end (delta: -221.0 MB). Peak memory consumption was 17.6 MB. Max. memory is 11.5 GB. * Boogie Procedure Inliner took 68.47 ms. Allocated memory is still 1.2 GB. Free memory was 1.2 GB in the beginning and 1.2 GB in the end (delta: 6.7 MB). Peak memory consumption was 6.7 MB. Max. memory is 11.5 GB. * Boogie Preprocessor took 48.21 ms. Allocated memory is still 1.2 GB. Free memory is still 1.2 GB. There was no memory consumed. Max. memory is 11.5 GB. * RCFGBuilder took 1568.67 ms. Allocated memory is still 1.2 GB. Free memory was 1.2 GB in the beginning and 1.1 GB in the end (delta: 70.8 MB). Peak memory consumption was 70.8 MB. Max. memory is 11.5 GB. * CodeCheck took 500130.55 ms. Allocated memory was 1.2 GB in the beginning and 5.4 GB in the end (delta: 4.2 GB). Free memory was 1.1 GB in the beginning and 4.0 GB in the end (delta: -2.9 GB). Peak memory consumption was 4.0 GB. Max. memory is 11.5 GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request... ### Bit-precise run ### This is Ultimate 0.1.24-678e011 [2019-11-20 02:30:40,625 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-20 02:30:40,627 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-20 02:30:40,638 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-20 02:30:40,639 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-20 02:30:40,640 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-20 02:30:40,641 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-20 02:30:40,643 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-20 02:30:40,645 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-20 02:30:40,646 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-20 02:30:40,647 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-20 02:30:40,648 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-20 02:30:40,649 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-20 02:30:40,649 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-20 02:30:40,650 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-20 02:30:40,652 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-20 02:30:40,652 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-20 02:30:40,653 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-20 02:30:40,655 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-20 02:30:40,657 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-20 02:30:40,658 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-20 02:30:40,659 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-20 02:30:40,660 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-20 02:30:40,661 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-20 02:30:40,664 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-20 02:30:40,664 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-20 02:30:40,664 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-20 02:30:40,665 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-20 02:30:40,665 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-20 02:30:40,666 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-20 02:30:40,667 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-20 02:30:40,667 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-20 02:30:40,668 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-20 02:30:40,669 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-20 02:30:40,670 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-20 02:30:40,670 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-20 02:30:40,671 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-20 02:30:40,671 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-20 02:30:40,671 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-20 02:30:40,672 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-20 02:30:40,673 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-20 02:30:40,674 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/run_dir_04b1fcf7-6ca0-42a7-89b9-ca5df83575cc/bin/ukojak/config/svcomp-Reach-32bit-Kojak_Bitvector.epf [2019-11-20 02:30:40,687 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-20 02:30:40,688 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-20 02:30:40,688 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2019-11-20 02:30:40,689 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2019-11-20 02:30:40,689 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-20 02:30:40,690 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-20 02:30:40,690 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-20 02:30:40,690 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-20 02:30:40,690 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-20 02:30:40,691 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-20 02:30:40,691 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-20 02:30:40,691 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-20 02:30:40,691 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-20 02:30:40,692 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-20 02:30:40,692 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-20 02:30:40,692 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-20 02:30:40,692 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-20 02:30:40,693 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-20 02:30:40,693 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-20 02:30:40,693 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2019-11-20 02:30:40,693 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2019-11-20 02:30:40,694 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-20 02:30:40,694 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-20 02:30:40,694 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2019-11-20 02:30:40,694 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-20 02:30:40,695 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-20 02:30:40,695 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-20 02:30:40,695 INFO L138 SettingsManager]: * Trace refinement strategy=WALRUS [2019-11-20 02:30:40,695 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-20 02:30:40,696 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-20 02:30:40,696 INFO L138 SettingsManager]: * Use separate solver for trace checks=false [2019-11-20 02:30:40,696 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-20 02:30:40,696 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 -> /tmp/vcloud-vcloud-master/worker/run_dir_04b1fcf7-6ca0-42a7-89b9-ca5df83575cc/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 ! call(__VERIFIER_error())) ) 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 -> 497bfe83d1a123e7e085e38ee3eed2e663cc023e [2019-11-20 02:30:40,972 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-20 02:30:40,991 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-20 02:30:40,993 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-20 02:30:40,994 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-20 02:30:40,994 INFO L275 PluginConnector]: CDTParser initialized [2019-11-20 02:30:40,995 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/run_dir_04b1fcf7-6ca0-42a7-89b9-ca5df83575cc/bin/ukojak/../../sv-benchmarks/c/forester-heap/dll-optional-1.i [2019-11-20 02:30:41,044 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_04b1fcf7-6ca0-42a7-89b9-ca5df83575cc/bin/ukojak/data/8158bb76e/7eda996d18b04506baef70923a9fdced/FLAG4538fb637 [2019-11-20 02:30:41,464 INFO L306 CDTParser]: Found 1 translation units. [2019-11-20 02:30:41,464 INFO L160 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/run_dir_04b1fcf7-6ca0-42a7-89b9-ca5df83575cc/sv-benchmarks/c/forester-heap/dll-optional-1.i [2019-11-20 02:30:41,479 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_04b1fcf7-6ca0-42a7-89b9-ca5df83575cc/bin/ukojak/data/8158bb76e/7eda996d18b04506baef70923a9fdced/FLAG4538fb637 [2019-11-20 02:30:41,782 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/run_dir_04b1fcf7-6ca0-42a7-89b9-ca5df83575cc/bin/ukojak/data/8158bb76e/7eda996d18b04506baef70923a9fdced [2019-11-20 02:30:41,785 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-20 02:30:41,790 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2019-11-20 02:30:41,792 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-20 02:30:41,794 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-20 02:30:41,798 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-20 02:30:41,798 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.11 02:30:41" (1/1) ... [2019-11-20 02:30:41,801 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@61dcf982 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 02:30:41, skipping insertion in model container [2019-11-20 02:30:41,801 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.11 02:30:41" (1/1) ... [2019-11-20 02:30:41,807 INFO L142 MainTranslator]: Starting translation in SV-COMP mode [2019-11-20 02:30:41,870 INFO L173 MainTranslator]: Built tables and reachable declarations [2019-11-20 02:30:42,124 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-20 02:30:42,201 INFO L188 MainTranslator]: Completed pre-run [2019-11-20 02:30:42,259 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-20 02:30:42,315 INFO L192 MainTranslator]: Completed translation [2019-11-20 02:30:42,315 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 02:30:42 WrapperNode [2019-11-20 02:30:42,316 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-20 02:30:42,316 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-20 02:30:42,317 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-20 02:30:42,317 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-20 02:30:42,324 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 02:30:42" (1/1) ... [2019-11-20 02:30:42,353 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 02:30:42" (1/1) ... [2019-11-20 02:30:42,376 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-20 02:30:42,377 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-20 02:30:42,377 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-20 02:30:42,377 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-20 02:30:42,385 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 02:30:42" (1/1) ... [2019-11-20 02:30:42,385 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 02:30:42" (1/1) ... [2019-11-20 02:30:42,389 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 02:30:42" (1/1) ... [2019-11-20 02:30:42,389 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 02:30:42" (1/1) ... [2019-11-20 02:30:42,400 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 02:30:42" (1/1) ... [2019-11-20 02:30:42,405 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 02:30:42" (1/1) ... [2019-11-20 02:30:42,407 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 02:30:42" (1/1) ... [2019-11-20 02:30:42,411 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-20 02:30:42,412 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-11-20 02:30:42,423 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-11-20 02:30:42,423 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-11-20 02:30:42,424 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 02:30:42" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_04b1fcf7-6ca0-42a7-89b9-ca5df83575cc/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 [2019-11-20 02:30:42,478 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4 [2019-11-20 02:30:42,478 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2019-11-20 02:30:42,478 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2019-11-20 02:30:42,478 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2019-11-20 02:30:42,479 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2019-11-20 02:30:42,479 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2019-11-20 02:30:42,479 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-11-20 02:30:42,479 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-11-20 02:31:23,931 INFO L280 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-11-20 02:31:23,931 INFO L285 CfgBuilder]: Removed 9 assume(true) statements. [2019-11-20 02:31:23,932 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.11 02:31:23 BoogieIcfgContainer [2019-11-20 02:31:23,933 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-11-20 02:31:23,933 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2019-11-20 02:31:23,933 INFO L271 PluginConnector]: Initializing CodeCheck... [2019-11-20 02:31:23,943 INFO L275 PluginConnector]: CodeCheck initialized [2019-11-20 02:31:23,943 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.11 02:31:23" (1/1) ... [2019-11-20 02:31:23,953 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-20 02:31:23,978 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 02:31:23,984 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 16 states to 11 states and 16 transitions. [2019-11-20 02:31:23,985 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 16 transitions. [2019-11-20 02:31:23,988 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2019-11-20 02:31:23,988 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 02:31:24,028 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:412) at de.uni_freiburg.informatik.ultimate.logic.WrapperScript.sort(WrapperScript.java:223) 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:145) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.scripttransfer.HistoryRecordingScript.transferHistoryFromRecord(HistoryRecordingScript.java:170) 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:316) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:55) [2019-11-20 02:31:24,033 INFO L168 Benchmark]: Toolchain (without parser) took 42242.45 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 137.9 MB). Free memory was 955.1 MB in the beginning and 1.0 GB in the end (delta: -72.2 MB). Peak memory consumption was 65.7 MB. Max. memory is 11.5 GB. [2019-11-20 02:31:24,033 INFO L168 Benchmark]: CDTParser took 0.26 ms. Allocated memory is still 1.0 GB. Free memory is still 987.3 MB. There was no memory consumed. Max. memory is 11.5 GB. [2019-11-20 02:31:24,034 INFO L168 Benchmark]: CACSL2BoogieTranslator took 524.39 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 137.9 MB). Free memory was 955.1 MB in the beginning and 1.1 GB in the end (delta: -165.4 MB). Peak memory consumption was 21.1 MB. Max. memory is 11.5 GB. [2019-11-20 02:31:24,035 INFO L168 Benchmark]: Boogie Procedure Inliner took 60.08 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 13.3 MB). Peak memory consumption was 13.3 MB. Max. memory is 11.5 GB. [2019-11-20 02:31:24,035 INFO L168 Benchmark]: Boogie Preprocessor took 34.92 ms. Allocated memory is still 1.2 GB. Free memory is still 1.1 GB. There was no memory consumed. Max. memory is 11.5 GB. [2019-11-20 02:31:24,037 INFO L168 Benchmark]: RCFGBuilder took 41520.91 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.0 GB in the end (delta: 73.3 MB). Peak memory consumption was 73.3 MB. Max. memory is 11.5 GB. [2019-11-20 02:31:24,037 INFO L168 Benchmark]: CodeCheck took 97.58 ms. Allocated memory is still 1.2 GB. Free memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 6.6 MB). Peak memory consumption was 6.6 MB. Max. memory is 11.5 GB. [2019-11-20 02:31:24,040 INFO L335 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:412) * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.26 ms. Allocated memory is still 1.0 GB. Free memory is still 987.3 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 524.39 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 137.9 MB). Free memory was 955.1 MB in the beginning and 1.1 GB in the end (delta: -165.4 MB). Peak memory consumption was 21.1 MB. Max. memory is 11.5 GB. * Boogie Procedure Inliner took 60.08 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 13.3 MB). Peak memory consumption was 13.3 MB. Max. memory is 11.5 GB. * Boogie Preprocessor took 34.92 ms. Allocated memory is still 1.2 GB. Free memory is still 1.1 GB. There was no memory consumed. Max. memory is 11.5 GB. * RCFGBuilder took 41520.91 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.0 GB in the end (delta: 73.3 MB). Peak memory consumption was 73.3 MB. Max. memory is 11.5 GB. * CodeCheck took 97.58 ms. Allocated memory is still 1.2 GB. Free memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 6.6 MB). Peak memory consumption was 6.6 MB. Max. memory is 11.5 GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request...