./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/nla-digbench-scaling/hard-ll_unwindbound100.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 69874e26 Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud-vcloud-master/worker/run_dir_fad3decf-51df-46be-9a6e-3c761bb11013/bin/ukojak/data/config -Xmx15G -Xms4m -jar /tmp/vcloud-vcloud-master/worker/run_dir_fad3decf-51df-46be-9a6e-3c761bb11013/bin/ukojak/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/run_dir_fad3decf-51df-46be-9a6e-3c761bb11013/bin/ukojak/data -tc /tmp/vcloud-vcloud-master/worker/run_dir_fad3decf-51df-46be-9a6e-3c761bb11013/bin/ukojak/config/KojakReach.xml -i ../../sv-benchmarks/c/nla-digbench-scaling/hard-ll_unwindbound100.c -s /tmp/vcloud-vcloud-master/worker/run_dir_fad3decf-51df-46be-9a6e-3c761bb11013/bin/ukojak/config/svcomp-Reach-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/run_dir_fad3decf-51df-46be-9a6e-3c761bb11013/bin/ukojak --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Kojak --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 8cc38a79772dc8ddc67e62268d9990aadc412403 ................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... 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_fad3decf-51df-46be-9a6e-3c761bb11013/bin/ukojak/data/config -Xmx15G -Xms4m -jar /tmp/vcloud-vcloud-master/worker/run_dir_fad3decf-51df-46be-9a6e-3c761bb11013/bin/ukojak/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/run_dir_fad3decf-51df-46be-9a6e-3c761bb11013/bin/ukojak/data -tc /tmp/vcloud-vcloud-master/worker/run_dir_fad3decf-51df-46be-9a6e-3c761bb11013/bin/ukojak/config/KojakReach.xml -i ../../sv-benchmarks/c/nla-digbench-scaling/hard-ll_unwindbound100.c -s /tmp/vcloud-vcloud-master/worker/run_dir_fad3decf-51df-46be-9a6e-3c761bb11013/bin/ukojak/config/svcomp-Reach-32bit-Kojak_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/run_dir_fad3decf-51df-46be-9a6e-3c761bb11013/bin/ukojak --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Kojak --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 8cc38a79772dc8ddc67e62268d9990aadc412403 .................................................................................................................................................................................................................. 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 16:41:16,341 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-12-01 16:41:16,344 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-12-01 16:41:16,396 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-12-01 16:41:16,418 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-12-01 16:41:16,419 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-12-01 16:41:16,422 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-12-01 16:41:16,425 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-12-01 16:41:16,433 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-12-01 16:41:16,436 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-12-01 16:41:16,438 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-12-01 16:41:16,440 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-12-01 16:41:16,440 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-12-01 16:41:16,442 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-12-01 16:41:16,457 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-12-01 16:41:16,463 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-12-01 16:41:16,465 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-12-01 16:41:16,469 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-12-01 16:41:16,479 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-12-01 16:41:16,488 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-12-01 16:41:16,491 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-12-01 16:41:16,493 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-12-01 16:41:16,496 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-12-01 16:41:16,497 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-12-01 16:41:16,508 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2020-12-01 16:41:16,509 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2020-12-01 16:41:16,509 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2020-12-01 16:41:16,510 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2020-12-01 16:41:16,511 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2020-12-01 16:41:16,512 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2020-12-01 16:41:16,513 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-12-01 16:41:16,514 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-12-01 16:41:16,515 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-12-01 16:41:16,516 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-12-01 16:41:16,518 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-12-01 16:41:16,523 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-12-01 16:41:16,524 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-12-01 16:41:16,525 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-12-01 16:41:16,525 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-12-01 16:41:16,526 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-12-01 16:41:16,529 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-12-01 16:41:16,532 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/run_dir_fad3decf-51df-46be-9a6e-3c761bb11013/bin/ukojak/config/svcomp-Reach-32bit-Kojak_Default.epf [2020-12-01 16:41:16,582 INFO L113 SettingsManager]: Loading preferences was successful [2020-12-01 16:41:16,582 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-12-01 16:41:16,584 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2020-12-01 16:41:16,584 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2020-12-01 16:41:16,585 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2020-12-01 16:41:16,585 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2020-12-01 16:41:16,586 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-12-01 16:41:16,586 INFO L138 SettingsManager]: * sizeof long=4 [2020-12-01 16:41:16,586 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2020-12-01 16:41:16,586 INFO L138 SettingsManager]: * sizeof POINTER=4 [2020-12-01 16:41:16,588 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-12-01 16:41:16,588 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2020-12-01 16:41:16,588 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-12-01 16:41:16,588 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2020-12-01 16:41:16,589 INFO L138 SettingsManager]: * sizeof long double=12 [2020-12-01 16:41:16,589 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2020-12-01 16:41:16,589 INFO L138 SettingsManager]: * Use constant arrays=true [2020-12-01 16:41:16,589 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2020-12-01 16:41:16,589 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2020-12-01 16:41:16,590 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2020-12-01 16:41:16,590 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-12-01 16:41:16,590 INFO L138 SettingsManager]: * To the following directory=./dump/ [2020-12-01 16:41:16,590 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2020-12-01 16:41:16,591 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-12-01 16:41:16,591 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2020-12-01 16:41:16,591 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2020-12-01 16:41:16,591 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2020-12-01 16:41:16,591 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-12-01 16:41:16,592 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2020-12-01 16:41:16,592 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_fad3decf-51df-46be-9a6e-3c761bb11013/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud-vcloud-master/worker/run_dir_fad3decf-51df-46be-9a6e-3c761bb11013/bin/ukojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 8cc38a79772dc8ddc67e62268d9990aadc412403 [2020-12-01 16:41:16,964 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2020-12-01 16:41:17,012 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-12-01 16:41:17,015 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-12-01 16:41:17,016 INFO L271 PluginConnector]: Initializing CDTParser... [2020-12-01 16:41:17,019 INFO L275 PluginConnector]: CDTParser initialized [2020-12-01 16:41:17,020 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/run_dir_fad3decf-51df-46be-9a6e-3c761bb11013/bin/ukojak/../../sv-benchmarks/c/nla-digbench-scaling/hard-ll_unwindbound100.c [2020-12-01 16:41:17,109 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_fad3decf-51df-46be-9a6e-3c761bb11013/bin/ukojak/data/ff8a18fcb/37237a06211748e880b6704bdbc03a35/FLAG27d96dc4b [2020-12-01 16:41:17,807 INFO L306 CDTParser]: Found 1 translation units. [2020-12-01 16:41:17,810 INFO L160 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/run_dir_fad3decf-51df-46be-9a6e-3c761bb11013/sv-benchmarks/c/nla-digbench-scaling/hard-ll_unwindbound100.c [2020-12-01 16:41:17,825 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_fad3decf-51df-46be-9a6e-3c761bb11013/bin/ukojak/data/ff8a18fcb/37237a06211748e880b6704bdbc03a35/FLAG27d96dc4b [2020-12-01 16:41:18,156 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/run_dir_fad3decf-51df-46be-9a6e-3c761bb11013/bin/ukojak/data/ff8a18fcb/37237a06211748e880b6704bdbc03a35 [2020-12-01 16:41:18,160 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-12-01 16:41:18,165 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2020-12-01 16:41:18,170 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-12-01 16:41:18,170 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-12-01 16:41:18,175 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-12-01 16:41:18,178 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 01.12 04:41:18" (1/1) ... [2020-12-01 16:41:18,181 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@275c192d and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 04:41:18, skipping insertion in model container [2020-12-01 16:41:18,181 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 01.12 04:41:18" (1/1) ... [2020-12-01 16:41:18,191 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-12-01 16:41:18,216 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-12-01 16:41:18,494 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-12-01 16:41:18,505 INFO L203 MainTranslator]: Completed pre-run [2020-12-01 16:41:18,527 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-12-01 16:41:18,547 INFO L208 MainTranslator]: Completed translation [2020-12-01 16:41:18,548 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 04:41:18 WrapperNode [2020-12-01 16:41:18,548 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-12-01 16:41:18,553 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2020-12-01 16:41:18,553 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2020-12-01 16:41:18,553 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2020-12-01 16:41:18,563 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 04:41:18" (1/1) ... [2020-12-01 16:41:18,590 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 04:41:18" (1/1) ... [2020-12-01 16:41:18,629 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2020-12-01 16:41:18,631 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2020-12-01 16:41:18,632 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2020-12-01 16:41:18,632 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2020-12-01 16:41:18,642 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 04:41:18" (1/1) ... [2020-12-01 16:41:18,643 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 04:41:18" (1/1) ... [2020-12-01 16:41:18,647 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 04:41:18" (1/1) ... [2020-12-01 16:41:18,647 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 04:41:18" (1/1) ... [2020-12-01 16:41:18,662 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 04:41:18" (1/1) ... [2020-12-01 16:41:18,675 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 04:41:18" (1/1) ... [2020-12-01 16:41:18,678 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 04:41:18" (1/1) ... [2020-12-01 16:41:18,686 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2020-12-01 16:41:18,690 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2020-12-01 16:41:18,691 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2020-12-01 16:41:18,691 INFO L275 PluginConnector]: RCFGBuilder initialized [2020-12-01 16:41:18,693 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 04:41:18" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_fad3decf-51df-46be-9a6e-3c761bb11013/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 16:41:18,805 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2020-12-01 16:41:18,805 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2020-12-01 16:41:18,806 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2020-12-01 16:41:18,807 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2020-12-01 16:41:18,807 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2020-12-01 16:41:18,808 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2020-12-01 16:41:19,251 INFO L293 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2020-12-01 16:41:19,252 INFO L298 CfgBuilder]: Removed 10 assume(true) statements. [2020-12-01 16:41:19,255 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 01.12 04:41:19 BoogieIcfgContainer [2020-12-01 16:41:19,255 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2020-12-01 16:41:19,256 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2020-12-01 16:41:19,257 INFO L271 PluginConnector]: Initializing CodeCheck... [2020-12-01 16:41:19,287 INFO L275 PluginConnector]: CodeCheck initialized [2020-12-01 16:41:19,287 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 01.12 04:41:19" (1/1) ... [2020-12-01 16:41:19,327 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-12-01 16:41:19,396 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 16:41:19,408 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 22 states and 34 transitions. [2020-12-01 16:41:19,411 INFO L276 IsEmpty]: Start isEmpty. Operand 22 states and 34 transitions. [2020-12-01 16:41:19,413 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2020-12-01 16:41:19,414 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 16:41:19,569 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 16:41:19,670 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 16:41:19,699 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 16:41:19,715 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 31 states to 22 states and 31 transitions. [2020-12-01 16:41:19,715 INFO L276 IsEmpty]: Start isEmpty. Operand 22 states and 31 transitions. [2020-12-01 16:41:19,716 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2020-12-01 16:41:19,716 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 16:41:19,747 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 16:41:19,825 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 16:41:19,960 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 16:41:19,962 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 44 states to 27 states and 43 transitions. [2020-12-01 16:41:19,962 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 43 transitions. [2020-12-01 16:41:19,969 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2020-12-01 16:41:19,969 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 16:41:19,991 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 16:41:20,039 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 16:41:20,256 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 16:41:20,259 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 47 states to 29 states and 46 transitions. [2020-12-01 16:41:20,260 INFO L276 IsEmpty]: Start isEmpty. Operand 29 states and 46 transitions. [2020-12-01 16:41:20,262 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2020-12-01 16:41:20,263 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 16:41:20,323 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 16:41:20,441 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-12-01 16:41:21,089 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 16:41:21,090 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 55 states to 33 states and 52 transitions. [2020-12-01 16:41:21,091 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 52 transitions. [2020-12-01 16:41:21,092 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2020-12-01 16:41:21,092 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 16:41:21,169 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 16:41:21,172 INFO L263 TraceCheckSpWp]: Trace formula consists of 78 conjuncts, 22 conjunts are in the unsatisfiable core [2020-12-01 16:41:21,179 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-12-01 16:41:21,613 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 3 proven. 4 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2020-12-01 16:41:23,823 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 16:41:23,825 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 61 states to 38 states and 61 transitions. [2020-12-01 16:41:23,825 INFO L276 IsEmpty]: Start isEmpty. Operand 38 states and 61 transitions. [2020-12-01 16:41:23,827 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2020-12-01 16:41:23,828 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 16:41:23,887 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 16:41:23,889 INFO L263 TraceCheckSpWp]: Trace formula consists of 93 conjuncts, 5 conjunts are in the unsatisfiable core [2020-12-01 16:41:23,894 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-12-01 16:41:24,152 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2020-12-01 16:41:26,430 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 16:41:26,432 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 95 states to 48 states and 95 transitions. [2020-12-01 16:41:26,432 INFO L276 IsEmpty]: Start isEmpty. Operand 48 states and 95 transitions. [2020-12-01 16:41:26,434 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2020-12-01 16:41:26,434 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 16:41:26,482 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 16:41:26,484 INFO L263 TraceCheckSpWp]: Trace formula consists of 93 conjuncts, 17 conjunts are in the unsatisfiable core [2020-12-01 16:41:26,486 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-12-01 16:41:26,968 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2020-12-01 16:41:29,170 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 16:41:29,172 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 112 states to 52 states and 109 transitions. [2020-12-01 16:41:29,173 INFO L276 IsEmpty]: Start isEmpty. Operand 52 states and 109 transitions. [2020-12-01 16:41:29,175 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2020-12-01 16:41:29,175 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 16:41:29,212 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 16:41:29,214 INFO L263 TraceCheckSpWp]: Trace formula consists of 102 conjuncts, 5 conjunts are in the unsatisfiable core [2020-12-01 16:41:29,216 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-12-01 16:41:29,351 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 6 proven. 2 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2020-12-01 16:41:30,034 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 16:41:30,036 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 117 states to 54 states and 114 transitions. [2020-12-01 16:41:30,036 INFO L276 IsEmpty]: Start isEmpty. Operand 54 states and 114 transitions. [2020-12-01 16:41:30,038 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2020-12-01 16:41:30,039 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 16:41:30,079 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 16:41:30,081 INFO L263 TraceCheckSpWp]: Trace formula consists of 102 conjuncts, 11 conjunts are in the unsatisfiable core [2020-12-01 16:41:30,091 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-12-01 16:41:30,304 INFO L134 CoverageAnalysis]: Checked inductivity of 32 backedges. 13 proven. 4 refuted. 0 times theorem prover too weak. 15 trivial. 0 not checked. [2020-12-01 16:41:33,384 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 16:41:33,386 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 129 states to 58 states and 126 transitions. [2020-12-01 16:41:33,387 INFO L276 IsEmpty]: Start isEmpty. Operand 58 states and 126 transitions. [2020-12-01 16:41:33,389 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2020-12-01 16:41:33,389 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 16:41:33,434 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 16:41:33,436 INFO L263 TraceCheckSpWp]: Trace formula consists of 106 conjuncts, 10 conjunts are in the unsatisfiable core [2020-12-01 16:41:33,441 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-12-01 16:41:33,620 INFO L134 CoverageAnalysis]: Checked inductivity of 36 backedges. 8 proven. 0 refuted. 0 times theorem prover too weak. 28 trivial. 0 not checked. [2020-12-01 16:41:34,566 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 16:41:34,568 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 131 states to 60 states and 128 transitions. [2020-12-01 16:41:34,568 INFO L276 IsEmpty]: Start isEmpty. Operand 60 states and 128 transitions. [2020-12-01 16:41:34,570 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 36 [2020-12-01 16:41:34,570 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 16:41:34,650 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 16:41:34,652 INFO L263 TraceCheckSpWp]: Trace formula consists of 115 conjuncts, 33 conjunts are in the unsatisfiable core [2020-12-01 16:41:34,655 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-12-01 16:41:35,266 INFO L134 CoverageAnalysis]: Checked inductivity of 55 backedges. 20 proven. 13 refuted. 0 times theorem prover too weak. 22 trivial. 0 not checked. [2020-12-01 16:41:40,061 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 16:41:40,063 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 149 states to 66 states and 146 transitions. [2020-12-01 16:41:40,063 INFO L276 IsEmpty]: Start isEmpty. Operand 66 states and 146 transitions. [2020-12-01 16:41:40,065 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 36 [2020-12-01 16:41:40,066 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 16:41:40,107 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 16:41:40,120 INFO L263 TraceCheckSpWp]: Trace formula consists of 115 conjuncts, 28 conjunts are in the unsatisfiable core [2020-12-01 16:41:40,122 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-12-01 16:41:40,269 INFO L134 CoverageAnalysis]: Checked inductivity of 55 backedges. 18 proven. 9 refuted. 0 times theorem prover too weak. 28 trivial. 0 not checked. [2020-12-01 16:41:41,869 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 16:41:41,870 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 150 states to 68 states and 147 transitions. [2020-12-01 16:41:41,871 INFO L276 IsEmpty]: Start isEmpty. Operand 68 states and 147 transitions. [2020-12-01 16:41:41,873 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2020-12-01 16:41:41,873 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 16:41:41,950 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 16:41:41,952 INFO L263 TraceCheckSpWp]: Trace formula consists of 113 conjuncts, 15 conjunts are in the unsatisfiable core [2020-12-01 16:41:41,954 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-12-01 16:41:42,144 INFO L134 CoverageAnalysis]: Checked inductivity of 50 backedges. 9 proven. 13 refuted. 0 times theorem prover too weak. 28 trivial. 0 not checked. [2020-12-01 16:41:43,042 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 16:41:43,044 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 166 states to 71 states and 163 transitions. [2020-12-01 16:41:43,044 INFO L276 IsEmpty]: Start isEmpty. Operand 71 states and 163 transitions. [2020-12-01 16:41:43,046 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 39 [2020-12-01 16:41:43,047 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 16:41:43,087 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 16:41:43,088 INFO L263 TraceCheckSpWp]: Trace formula consists of 122 conjuncts, 3 conjunts are in the unsatisfiable core [2020-12-01 16:41:43,091 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-12-01 16:41:43,347 INFO L134 CoverageAnalysis]: Checked inductivity of 53 backedges. 13 proven. 0 refuted. 0 times theorem prover too weak. 40 trivial. 0 not checked. [2020-12-01 16:41:48,463 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 16:41:48,464 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 182 states to 76 states and 179 transitions. [2020-12-01 16:41:48,465 INFO L276 IsEmpty]: Start isEmpty. Operand 76 states and 179 transitions. [2020-12-01 16:41:48,466 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2020-12-01 16:41:48,466 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 16:41:48,525 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 16:41:48,526 INFO L263 TraceCheckSpWp]: Trace formula consists of 122 conjuncts, 8 conjunts are in the unsatisfiable core [2020-12-01 16:41:48,528 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-12-01 16:41:49,013 INFO L134 CoverageAnalysis]: Checked inductivity of 72 backedges. 12 proven. 0 refuted. 0 times theorem prover too weak. 60 trivial. 0 not checked. [2020-12-01 16:41:52,038 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 16:41:52,039 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 189 states to 78 states and 186 transitions. [2020-12-01 16:41:52,040 INFO L276 IsEmpty]: Start isEmpty. Operand 78 states and 186 transitions. [2020-12-01 16:41:52,041 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2020-12-01 16:41:52,042 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 16:41:52,093 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 16:41:52,095 INFO L263 TraceCheckSpWp]: Trace formula consists of 130 conjuncts, 19 conjunts are in the unsatisfiable core [2020-12-01 16:41:52,097 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-12-01 16:41:53,298 INFO L134 CoverageAnalysis]: Checked inductivity of 78 backedges. 12 proven. 6 refuted. 0 times theorem prover too weak. 60 trivial. 0 not checked. [2020-12-01 16:41:54,648 WARN L197 SmtUtils]: Spent 160.00 ms on a formula simplification. DAG size of input: 33 DAG size of output: 27 [2020-12-01 16:42:03,722 WARN L197 SmtUtils]: Spent 110.00 ms on a formula simplification. DAG size of input: 28 DAG size of output: 23 [2020-12-01 16:42:05,126 WARN L197 SmtUtils]: Spent 100.00 ms on a formula simplification. DAG size of input: 28 DAG size of output: 23 [2020-12-01 16:42:06,585 WARN L197 SmtUtils]: Spent 101.00 ms on a formula simplification. DAG size of input: 26 DAG size of output: 20 [2020-12-01 16:42:07,626 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 16:42:07,627 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 222 states to 85 states and 219 transitions. [2020-12-01 16:42:07,628 INFO L276 IsEmpty]: Start isEmpty. Operand 85 states and 219 transitions. [2020-12-01 16:42:07,630 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2020-12-01 16:42:07,630 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 16:42:07,670 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 16:42:07,672 INFO L263 TraceCheckSpWp]: Trace formula consists of 130 conjuncts, 7 conjunts are in the unsatisfiable core [2020-12-01 16:42:07,675 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-12-01 16:42:08,430 INFO L134 CoverageAnalysis]: Checked inductivity of 78 backedges. 12 proven. 42 refuted. 0 times theorem prover too weak. 24 trivial. 0 not checked. [2020-12-01 16:42:16,662 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 16:42:16,664 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 296 states to 95 states and 293 transitions. [2020-12-01 16:42:16,665 INFO L276 IsEmpty]: Start isEmpty. Operand 95 states and 293 transitions. [2020-12-01 16:42:16,667 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2020-12-01 16:42:16,668 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 16:42:16,715 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 16:42:16,718 INFO L263 TraceCheckSpWp]: Trace formula consists of 130 conjuncts, 19 conjunts are in the unsatisfiable core [2020-12-01 16:42:16,721 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-12-01 16:42:17,062 INFO L134 CoverageAnalysis]: Checked inductivity of 78 backedges. 12 proven. 6 refuted. 0 times theorem prover too weak. 60 trivial. 0 not checked. [2020-12-01 16:42:22,433 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 16:42:22,435 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 308 states to 98 states and 305 transitions. [2020-12-01 16:42:22,435 INFO L276 IsEmpty]: Start isEmpty. Operand 98 states and 305 transitions. [2020-12-01 16:42:22,437 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2020-12-01 16:42:22,438 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 16:42:22,483 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 16:42:22,486 INFO L263 TraceCheckSpWp]: Trace formula consists of 130 conjuncts, 7 conjunts are in the unsatisfiable core [2020-12-01 16:42:22,488 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-12-01 16:42:22,592 INFO L134 CoverageAnalysis]: Checked inductivity of 78 backedges. 12 proven. 42 refuted. 0 times theorem prover too weak. 24 trivial. 0 not checked. [2020-12-01 16:42:29,831 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 16:42:29,833 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 309 states to 101 states and 306 transitions. [2020-12-01 16:42:29,833 INFO L276 IsEmpty]: Start isEmpty. Operand 101 states and 306 transitions. [2020-12-01 16:42:29,835 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2020-12-01 16:42:29,836 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 16:42:29,877 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 16:42:29,880 INFO L263 TraceCheckSpWp]: Trace formula consists of 130 conjuncts, 7 conjunts are in the unsatisfiable core [2020-12-01 16:42:29,882 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-12-01 16:42:29,992 INFO L134 CoverageAnalysis]: Checked inductivity of 78 backedges. 12 proven. 42 refuted. 0 times theorem prover too weak. 24 trivial. 0 not checked. [2020-12-01 16:42:33,071 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 16:42:33,073 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 308 states to 101 states and 305 transitions. [2020-12-01 16:42:33,073 INFO L276 IsEmpty]: Start isEmpty. Operand 101 states and 305 transitions. [2020-12-01 16:42:33,075 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2020-12-01 16:42:33,075 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 16:42:33,126 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 16:42:33,129 INFO L263 TraceCheckSpWp]: Trace formula consists of 130 conjuncts, 19 conjunts are in the unsatisfiable core [2020-12-01 16:42:33,164 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-12-01 16:42:33,499 INFO L134 CoverageAnalysis]: Checked inductivity of 78 backedges. 12 proven. 6 refuted. 0 times theorem prover too weak. 60 trivial. 0 not checked. [2020-12-01 16:42:34,295 WARN L197 SmtUtils]: Spent 133.00 ms on a formula simplification. DAG size of input: 33 DAG size of output: 30 [2020-12-01 16:42:35,087 WARN L197 SmtUtils]: Spent 161.00 ms on a formula simplification. DAG size of input: 35 DAG size of output: 30 [2020-12-01 16:42:37,463 WARN L197 SmtUtils]: Spent 102.00 ms on a formula simplification. DAG size of input: 35 DAG size of output: 32 [2020-12-01 16:42:38,044 WARN L197 SmtUtils]: Spent 147.00 ms on a formula simplification. DAG size of input: 37 DAG size of output: 32 [2020-12-01 16:42:39,702 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 16:42:39,704 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 307 states to 101 states and 304 transitions. [2020-12-01 16:42:39,704 INFO L276 IsEmpty]: Start isEmpty. Operand 101 states and 304 transitions. [2020-12-01 16:42:39,706 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 46 [2020-12-01 16:42:39,707 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 16:42:39,754 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 16:42:39,756 INFO L263 TraceCheckSpWp]: Trace formula consists of 139 conjuncts, 7 conjunts are in the unsatisfiable core [2020-12-01 16:42:39,759 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-12-01 16:42:40,426 INFO L134 CoverageAnalysis]: Checked inductivity of 82 backedges. 12 proven. 46 refuted. 0 times theorem prover too weak. 24 trivial. 0 not checked. [2020-12-01 16:42:44,129 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 16:42:44,131 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 316 states to 103 states and 313 transitions. [2020-12-01 16:42:44,132 INFO L276 IsEmpty]: Start isEmpty. Operand 103 states and 313 transitions. [2020-12-01 16:42:44,134 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 49 [2020-12-01 16:42:44,134 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 16:42:44,177 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 16:42:44,180 INFO L263 TraceCheckSpWp]: Trace formula consists of 139 conjuncts, 11 conjunts are in the unsatisfiable core [2020-12-01 16:42:44,181 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-12-01 16:42:44,287 INFO L134 CoverageAnalysis]: Checked inductivity of 104 backedges. 29 proven. 4 refuted. 0 times theorem prover too weak. 71 trivial. 0 not checked. [2020-12-01 16:42:51,813 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 16:42:51,815 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 322 states to 105 states and 319 transitions. [2020-12-01 16:42:51,815 INFO L276 IsEmpty]: Start isEmpty. Operand 105 states and 319 transitions. [2020-12-01 16:42:51,817 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 49 [2020-12-01 16:42:51,817 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 16:42:51,862 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 16:42:51,864 INFO L263 TraceCheckSpWp]: Trace formula consists of 139 conjuncts, 11 conjunts are in the unsatisfiable core [2020-12-01 16:42:51,866 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-12-01 16:42:51,981 INFO L134 CoverageAnalysis]: Checked inductivity of 104 backedges. 29 proven. 4 refuted. 0 times theorem prover too weak. 71 trivial. 0 not checked. [2020-12-01 16:42:54,974 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 16:42:54,976 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 321 states to 105 states and 318 transitions. [2020-12-01 16:42:54,977 INFO L276 IsEmpty]: Start isEmpty. Operand 105 states and 318 transitions. [2020-12-01 16:42:54,978 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 49 [2020-12-01 16:42:54,979 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 16:42:55,028 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 16:42:55,055 INFO L263 TraceCheckSpWp]: Trace formula consists of 139 conjuncts, 11 conjunts are in the unsatisfiable core [2020-12-01 16:42:55,057 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-12-01 16:42:55,209 INFO L134 CoverageAnalysis]: Checked inductivity of 104 backedges. 29 proven. 4 refuted. 0 times theorem prover too weak. 71 trivial. 0 not checked. [2020-12-01 16:43:05,770 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 16:43:05,771 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 331 states to 108 states and 328 transitions. [2020-12-01 16:43:05,772 INFO L276 IsEmpty]: Start isEmpty. Operand 108 states and 328 transitions. [2020-12-01 16:43:05,773 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 49 [2020-12-01 16:43:05,774 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 16:43:05,839 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 16:43:05,842 INFO L263 TraceCheckSpWp]: Trace formula consists of 143 conjuncts, 10 conjunts are in the unsatisfiable core [2020-12-01 16:43:05,843 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-12-01 16:43:06,168 INFO L134 CoverageAnalysis]: Checked inductivity of 112 backedges. 14 proven. 0 refuted. 0 times theorem prover too weak. 98 trivial. 0 not checked. [2020-12-01 16:43:10,425 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 16:43:10,426 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 333 states to 110 states and 330 transitions. [2020-12-01 16:43:10,427 INFO L276 IsEmpty]: Start isEmpty. Operand 110 states and 330 transitions. [2020-12-01 16:43:10,428 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2020-12-01 16:43:10,429 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 16:43:10,475 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 16:43:10,478 INFO L263 TraceCheckSpWp]: Trace formula consists of 152 conjuncts, 32 conjunts are in the unsatisfiable core [2020-12-01 16:43:10,480 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-12-01 16:43:11,521 INFO L134 CoverageAnalysis]: Checked inductivity of 144 backedges. 24 proven. 29 refuted. 0 times theorem prover too weak. 91 trivial. 0 not checked. [2020-12-01 16:43:12,200 WARN L197 SmtUtils]: Spent 104.00 ms on a formula simplification. DAG size of input: 30 DAG size of output: 27 [2020-12-01 16:43:12,732 WARN L197 SmtUtils]: Spent 128.00 ms on a formula simplification. DAG size of input: 32 DAG size of output: 29 [2020-12-01 16:43:32,981 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 16:43:32,982 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 358 states to 116 states and 355 transitions. [2020-12-01 16:43:32,983 INFO L276 IsEmpty]: Start isEmpty. Operand 116 states and 355 transitions. [2020-12-01 16:43:32,984 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2020-12-01 16:43:32,985 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 16:43:33,034 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 16:43:33,037 INFO L263 TraceCheckSpWp]: Trace formula consists of 152 conjuncts, 32 conjunts are in the unsatisfiable core [2020-12-01 16:43:33,039 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-12-01 16:43:33,282 INFO L134 CoverageAnalysis]: Checked inductivity of 144 backedges. 24 proven. 29 refuted. 0 times theorem prover too weak. 91 trivial. 0 not checked. [2020-12-01 16:43:38,255 WARN L197 SmtUtils]: Spent 101.00 ms on a formula simplification that was a NOOP. DAG size: 35 [2020-12-01 16:43:40,877 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 16:43:40,879 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 359 states to 118 states and 356 transitions. [2020-12-01 16:43:40,879 INFO L276 IsEmpty]: Start isEmpty. Operand 118 states and 356 transitions. [2020-12-01 16:43:40,880 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2020-12-01 16:43:40,880 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 16:43:40,937 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 16:43:40,941 INFO L263 TraceCheckSpWp]: Trace formula consists of 152 conjuncts, 32 conjunts are in the unsatisfiable core [2020-12-01 16:43:40,943 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-12-01 16:43:41,145 INFO L134 CoverageAnalysis]: Checked inductivity of 144 backedges. 24 proven. 29 refuted. 0 times theorem prover too weak. 91 trivial. 0 not checked. [2020-12-01 16:43:47,724 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 16:43:47,725 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 360 states to 120 states and 357 transitions. [2020-12-01 16:43:47,725 INFO L276 IsEmpty]: Start isEmpty. Operand 120 states and 357 transitions. [2020-12-01 16:43:47,727 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 57 [2020-12-01 16:43:47,727 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 16:43:47,776 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 16:43:47,778 INFO L263 TraceCheckSpWp]: Trace formula consists of 159 conjuncts, 9 conjunts are in the unsatisfiable core [2020-12-01 16:43:47,780 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-12-01 16:43:49,868 INFO L134 CoverageAnalysis]: Checked inductivity of 136 backedges. 16 proven. 92 refuted. 0 times theorem prover too weak. 28 trivial. 0 not checked. [2020-12-01 16:44:12,654 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 16:44:12,655 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 382 states to 125 states and 379 transitions. [2020-12-01 16:44:12,656 INFO L276 IsEmpty]: Start isEmpty. Operand 125 states and 379 transitions. [2020-12-01 16:44:12,657 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 57 [2020-12-01 16:44:12,658 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 16:44:12,751 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 16:44:12,755 INFO L263 TraceCheckSpWp]: Trace formula consists of 159 conjuncts, 30 conjunts are in the unsatisfiable core [2020-12-01 16:44:12,757 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-12-01 16:44:16,382 WARN L197 SmtUtils]: Spent 108.00 ms on a formula simplification. DAG size of input: 27 DAG size of output: 25 [2020-12-01 16:44:17,692 INFO L639 QuantifierPusher]: Distributing 2 conjuncts over 4 disjuncts [2020-12-01 16:44:17,707 INFO L639 QuantifierPusher]: Distributing 2 conjuncts over 4 disjuncts [2020-12-01 16:44:17,714 INFO L639 QuantifierPusher]: Distributing 2 conjuncts over 7 disjuncts [2020-12-01 16:44:17,833 INFO L639 QuantifierPusher]: Distributing 2 conjuncts over 3 disjuncts [2020-12-01 16:44:17,922 INFO L639 QuantifierPusher]: Distributing 2 conjuncts over 5 disjuncts [2020-12-01 16:44:17,962 INFO L134 CoverageAnalysis]: Checked inductivity of 137 backedges. 16 proven. 9 refuted. 0 times theorem prover too weak. 112 trivial. 0 not checked. [2020-12-01 16:44:19,021 WARN L197 SmtUtils]: Spent 124.00 ms on a formula simplification. DAG size of input: 38 DAG size of output: 28 [2020-12-01 16:44:22,082 WARN L197 SmtUtils]: Spent 186.00 ms on a formula simplification. DAG size of input: 40 DAG size of output: 29 [2020-12-01 16:44:26,486 WARN L197 SmtUtils]: Spent 134.00 ms on a formula simplification. DAG size of input: 41 DAG size of output: 31 [2020-12-01 16:44:27,993 WARN L197 SmtUtils]: Spent 189.00 ms on a formula simplification. DAG size of input: 43 DAG size of output: 32 [2020-12-01 16:44:32,626 WARN L197 SmtUtils]: Spent 115.00 ms on a formula simplification. DAG size of input: 39 DAG size of output: 28 [2020-12-01 16:44:34,143 WARN L197 SmtUtils]: Spent 183.00 ms on a formula simplification. DAG size of input: 41 DAG size of output: 30 [2020-12-01 16:44:39,626 WARN L197 SmtUtils]: Spent 170.00 ms on a formula simplification. DAG size of input: 35 DAG size of output: 33 [2020-12-01 16:44:41,621 WARN L197 SmtUtils]: Spent 102.00 ms on a formula simplification that was a NOOP. DAG size: 34 [2020-12-01 16:44:43,825 WARN L197 SmtUtils]: Spent 152.00 ms on a formula simplification. DAG size of input: 33 DAG size of output: 33 [2020-12-01 16:44:58,374 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 16:44:58,376 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 423 states to 133 states and 420 transitions. [2020-12-01 16:44:58,376 INFO L276 IsEmpty]: Start isEmpty. Operand 133 states and 420 transitions. [2020-12-01 16:44:58,378 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 57 [2020-12-01 16:44:58,378 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 16:44:58,434 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 16:44:58,437 INFO L263 TraceCheckSpWp]: Trace formula consists of 159 conjuncts, 30 conjunts are in the unsatisfiable core [2020-12-01 16:44:58,439 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-12-01 16:45:00,366 INFO L639 QuantifierPusher]: Distributing 2 conjuncts over 4 disjuncts [2020-12-01 16:45:00,379 INFO L639 QuantifierPusher]: Distributing 2 conjuncts over 4 disjuncts [2020-12-01 16:45:00,384 INFO L639 QuantifierPusher]: Distributing 2 conjuncts over 7 disjuncts [2020-12-01 16:45:00,437 INFO L134 CoverageAnalysis]: Checked inductivity of 137 backedges. 16 proven. 9 refuted. 0 times theorem prover too weak. 112 trivial. 0 not checked. [2020-12-01 16:45:01,849 WARN L197 SmtUtils]: Spent 148.00 ms on a formula simplification. DAG size of input: 40 DAG size of output: 29 [2020-12-01 16:45:03,473 WARN L197 SmtUtils]: Spent 229.00 ms on a formula simplification. DAG size of input: 42 DAG size of output: 35 [2020-12-01 16:45:07,337 WARN L197 SmtUtils]: Spent 101.00 ms on a formula simplification that was a NOOP. DAG size: 36 [2020-12-01 16:45:08,824 WARN L197 SmtUtils]: Spent 135.00 ms on a formula simplification. DAG size of input: 40 DAG size of output: 29 [2020-12-01 16:45:10,793 WARN L197 SmtUtils]: Spent 240.00 ms on a formula simplification. DAG size of input: 42 DAG size of output: 35 [2020-12-01 16:45:15,139 WARN L197 SmtUtils]: Spent 108.00 ms on a formula simplification that was a NOOP. DAG size: 36 [2020-12-01 16:45:15,252 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 16:45:15,253 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 428 states to 135 states and 425 transitions. [2020-12-01 16:45:15,253 INFO L276 IsEmpty]: Start isEmpty. Operand 135 states and 425 transitions. [2020-12-01 16:45:15,254 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 57 [2020-12-01 16:45:15,254 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 16:45:15,305 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 16:45:15,308 INFO L263 TraceCheckSpWp]: Trace formula consists of 159 conjuncts, 9 conjunts are in the unsatisfiable core [2020-12-01 16:45:15,310 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-12-01 16:45:15,527 INFO L134 CoverageAnalysis]: Checked inductivity of 136 backedges. 16 proven. 92 refuted. 0 times theorem prover too weak. 28 trivial. 0 not checked. [2020-12-01 16:45:27,330 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 16:45:27,331 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 489 states to 139 states and 486 transitions. [2020-12-01 16:45:27,332 INFO L276 IsEmpty]: Start isEmpty. Operand 139 states and 486 transitions. [2020-12-01 16:45:27,333 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 57 [2020-12-01 16:45:27,333 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 16:45:27,381 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 16:45:27,384 INFO L263 TraceCheckSpWp]: Trace formula consists of 159 conjuncts, 30 conjunts are in the unsatisfiable core [2020-12-01 16:45:27,385 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-12-01 16:45:29,215 INFO L639 QuantifierPusher]: Distributing 2 conjuncts over 4 disjuncts [2020-12-01 16:45:29,224 INFO L639 QuantifierPusher]: Distributing 2 conjuncts over 4 disjuncts [2020-12-01 16:45:29,228 INFO L639 QuantifierPusher]: Distributing 2 conjuncts over 7 disjuncts [2020-12-01 16:45:29,247 FATAL L? ?]: The Plugin de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck has thrown an exception: java.lang.NullPointerException at de.uni_freiburg.informatik.ultimate.util.statistics.StatisticsData.aggregateBenchmarkData(StatisticsData.java:68) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.CegarLoopStatisticsGenerator.addTraceCheckData(CegarLoopStatisticsGenerator.java:79) at de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.CodeCheckObserver.process(CodeCheckObserver.java:460) 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 16:45:29,252 INFO L168 Benchmark]: Toolchain (without parser) took 251087.05 ms. Allocated memory was 115.3 MB in the beginning and 249.6 MB in the end (delta: 134.2 MB). Free memory was 84.4 MB in the beginning and 84.4 MB in the end (delta: -86.0 kB). Peak memory consumption was 134.1 MB. Max. memory is 16.1 GB. [2020-12-01 16:45:29,253 INFO L168 Benchmark]: CDTParser took 0.40 ms. Allocated memory is still 77.6 MB. Free memory was 38.5 MB in the beginning and 38.5 MB in the end (delta: 63.1 kB). There was no memory consumed. Max. memory is 16.1 GB. [2020-12-01 16:45:29,254 INFO L168 Benchmark]: CACSL2BoogieTranslator took 379.25 ms. Allocated memory is still 115.3 MB. Free memory was 84.4 MB in the beginning and 90.9 MB in the end (delta: -6.5 MB). Peak memory consumption was 8.4 MB. Max. memory is 16.1 GB. [2020-12-01 16:45:29,255 INFO L168 Benchmark]: Boogie Procedure Inliner took 76.65 ms. Allocated memory is still 115.3 MB. Free memory was 90.9 MB in the beginning and 89.6 MB in the end (delta: 1.3 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. [2020-12-01 16:45:29,257 INFO L168 Benchmark]: Boogie Preprocessor took 58.28 ms. Allocated memory is still 115.3 MB. Free memory was 89.1 MB in the beginning and 88.2 MB in the end (delta: 937.8 kB). There was no memory consumed. Max. memory is 16.1 GB. [2020-12-01 16:45:29,262 INFO L168 Benchmark]: RCFGBuilder took 564.82 ms. Allocated memory is still 115.3 MB. Free memory was 88.2 MB in the beginning and 68.7 MB in the end (delta: 19.4 MB). Peak memory consumption was 21.0 MB. Max. memory is 16.1 GB. [2020-12-01 16:45:29,264 INFO L168 Benchmark]: CodeCheck took 249994.52 ms. Allocated memory was 115.3 MB in the beginning and 249.6 MB in the end (delta: 134.2 MB). Free memory was 68.7 MB in the beginning and 84.4 MB in the end (delta: -15.7 MB). Peak memory consumption was 120.0 MB. Max. memory is 16.1 GB. [2020-12-01 16:45:29,269 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck: - ExceptionOrErrorResult: NullPointerException: null de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck: NullPointerException: null: de.uni_freiburg.informatik.ultimate.util.statistics.StatisticsData.aggregateBenchmarkData(StatisticsData.java:68) * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.40 ms. Allocated memory is still 77.6 MB. Free memory was 38.5 MB in the beginning and 38.5 MB in the end (delta: 63.1 kB). There was no memory consumed. Max. memory is 16.1 GB. * CACSL2BoogieTranslator took 379.25 ms. Allocated memory is still 115.3 MB. Free memory was 84.4 MB in the beginning and 90.9 MB in the end (delta: -6.5 MB). Peak memory consumption was 8.4 MB. Max. memory is 16.1 GB. * Boogie Procedure Inliner took 76.65 ms. Allocated memory is still 115.3 MB. Free memory was 90.9 MB in the beginning and 89.6 MB in the end (delta: 1.3 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. * Boogie Preprocessor took 58.28 ms. Allocated memory is still 115.3 MB. Free memory was 89.1 MB in the beginning and 88.2 MB in the end (delta: 937.8 kB). There was no memory consumed. Max. memory is 16.1 GB. * RCFGBuilder took 564.82 ms. Allocated memory is still 115.3 MB. Free memory was 88.2 MB in the beginning and 68.7 MB in the end (delta: 19.4 MB). Peak memory consumption was 21.0 MB. Max. memory is 16.1 GB. * CodeCheck took 249994.52 ms. Allocated memory was 115.3 MB in the beginning and 249.6 MB in the end (delta: 134.2 MB). Free memory was 68.7 MB in the beginning and 84.4 MB in the end (delta: -15.7 MB). Peak memory consumption was 120.0 MB. Max. memory is 16.1 GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. [MP z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Forcibly destroying the process Received shutdown request... ### Bit-precise run ### This is Ultimate 0.2.0-69874e2 [2020-12-01 16:45:31,833 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-12-01 16:45:31,836 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-12-01 16:45:31,883 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-12-01 16:45:31,884 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-12-01 16:45:31,889 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-12-01 16:45:31,891 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-12-01 16:45:31,895 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-12-01 16:45:31,899 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-12-01 16:45:31,905 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-12-01 16:45:31,906 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-12-01 16:45:31,924 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-12-01 16:45:31,925 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-12-01 16:45:31,926 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-12-01 16:45:31,929 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-12-01 16:45:31,931 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-12-01 16:45:31,933 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-12-01 16:45:31,934 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-12-01 16:45:31,939 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-12-01 16:45:31,942 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-12-01 16:45:31,947 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-12-01 16:45:31,949 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-12-01 16:45:31,950 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-12-01 16:45:31,952 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-12-01 16:45:31,955 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2020-12-01 16:45:31,956 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2020-12-01 16:45:31,956 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2020-12-01 16:45:31,957 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2020-12-01 16:45:31,958 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2020-12-01 16:45:31,958 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2020-12-01 16:45:31,959 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-12-01 16:45:31,960 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-12-01 16:45:31,961 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-12-01 16:45:31,962 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-12-01 16:45:31,963 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-12-01 16:45:31,963 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-12-01 16:45:31,964 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-12-01 16:45:31,965 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-12-01 16:45:31,965 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-12-01 16:45:31,966 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-12-01 16:45:31,967 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-12-01 16:45:31,968 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/run_dir_fad3decf-51df-46be-9a6e-3c761bb11013/bin/ukojak/config/svcomp-Reach-32bit-Kojak_Bitvector.epf [2020-12-01 16:45:31,999 INFO L113 SettingsManager]: Loading preferences was successful [2020-12-01 16:45:31,999 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-12-01 16:45:32,000 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2020-12-01 16:45:32,000 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2020-12-01 16:45:32,001 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2020-12-01 16:45:32,001 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2020-12-01 16:45:32,002 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-12-01 16:45:32,002 INFO L138 SettingsManager]: * sizeof long=4 [2020-12-01 16:45:32,002 INFO L138 SettingsManager]: * sizeof POINTER=4 [2020-12-01 16:45:32,002 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-12-01 16:45:32,002 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2020-12-01 16:45:32,003 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-12-01 16:45:32,003 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2020-12-01 16:45:32,003 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2020-12-01 16:45:32,003 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2020-12-01 16:45:32,004 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2020-12-01 16:45:32,004 INFO L138 SettingsManager]: * sizeof long double=12 [2020-12-01 16:45:32,004 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2020-12-01 16:45:32,004 INFO L138 SettingsManager]: * Use constant arrays=true [2020-12-01 16:45:32,004 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2020-12-01 16:45:32,005 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2020-12-01 16:45:32,005 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2020-12-01 16:45:32,005 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-12-01 16:45:32,005 INFO L138 SettingsManager]: * To the following directory=./dump/ [2020-12-01 16:45:32,006 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2020-12-01 16:45:32,006 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-12-01 16:45:32,006 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2020-12-01 16:45:32,006 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2020-12-01 16:45:32,006 INFO L138 SettingsManager]: * Trace refinement strategy=WALRUS [2020-12-01 16:45:32,007 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2020-12-01 16:45:32,007 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2020-12-01 16:45:32,007 INFO L138 SettingsManager]: * Use separate solver for trace checks=false [2020-12-01 16:45:32,007 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2020-12-01 16:45:32,008 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_fad3decf-51df-46be-9a6e-3c761bb11013/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud-vcloud-master/worker/run_dir_fad3decf-51df-46be-9a6e-3c761bb11013/bin/ukojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 8cc38a79772dc8ddc67e62268d9990aadc412403 [2020-12-01 16:45:32,371 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2020-12-01 16:45:32,414 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-12-01 16:45:32,417 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-12-01 16:45:32,419 INFO L271 PluginConnector]: Initializing CDTParser... [2020-12-01 16:45:32,420 INFO L275 PluginConnector]: CDTParser initialized [2020-12-01 16:45:32,421 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/run_dir_fad3decf-51df-46be-9a6e-3c761bb11013/bin/ukojak/../../sv-benchmarks/c/nla-digbench-scaling/hard-ll_unwindbound100.c [2020-12-01 16:45:32,498 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_fad3decf-51df-46be-9a6e-3c761bb11013/bin/ukojak/data/e70f67701/ef44da5ac51b4ecb803d34c277a18c05/FLAGa07bca55b [2020-12-01 16:45:32,945 INFO L306 CDTParser]: Found 1 translation units. [2020-12-01 16:45:32,946 INFO L160 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/run_dir_fad3decf-51df-46be-9a6e-3c761bb11013/sv-benchmarks/c/nla-digbench-scaling/hard-ll_unwindbound100.c [2020-12-01 16:45:32,952 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_fad3decf-51df-46be-9a6e-3c761bb11013/bin/ukojak/data/e70f67701/ef44da5ac51b4ecb803d34c277a18c05/FLAGa07bca55b [2020-12-01 16:45:33,352 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/run_dir_fad3decf-51df-46be-9a6e-3c761bb11013/bin/ukojak/data/e70f67701/ef44da5ac51b4ecb803d34c277a18c05 [2020-12-01 16:45:33,355 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-12-01 16:45:33,357 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2020-12-01 16:45:33,361 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-12-01 16:45:33,361 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-12-01 16:45:33,364 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-12-01 16:45:33,366 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 01.12 04:45:33" (1/1) ... [2020-12-01 16:45:33,374 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@1e8d6a25 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 04:45:33, skipping insertion in model container [2020-12-01 16:45:33,375 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 01.12 04:45:33" (1/1) ... [2020-12-01 16:45:33,382 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-12-01 16:45:33,400 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-12-01 16:45:33,619 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-12-01 16:45:33,635 INFO L203 MainTranslator]: Completed pre-run [2020-12-01 16:45:33,656 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-12-01 16:45:33,673 INFO L208 MainTranslator]: Completed translation [2020-12-01 16:45:33,675 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 04:45:33 WrapperNode [2020-12-01 16:45:33,676 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-12-01 16:45:33,679 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2020-12-01 16:45:33,680 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2020-12-01 16:45:33,680 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2020-12-01 16:45:33,696 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 04:45:33" (1/1) ... [2020-12-01 16:45:33,731 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 04:45:33" (1/1) ... [2020-12-01 16:45:33,759 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2020-12-01 16:45:33,760 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2020-12-01 16:45:33,761 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2020-12-01 16:45:33,761 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2020-12-01 16:45:33,769 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 04:45:33" (1/1) ... [2020-12-01 16:45:33,770 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 04:45:33" (1/1) ... [2020-12-01 16:45:33,776 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 04:45:33" (1/1) ... [2020-12-01 16:45:33,776 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 04:45:33" (1/1) ... [2020-12-01 16:45:33,792 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 04:45:33" (1/1) ... [2020-12-01 16:45:33,796 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 04:45:33" (1/1) ... [2020-12-01 16:45:33,804 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 04:45:33" (1/1) ... [2020-12-01 16:45:33,810 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2020-12-01 16:45:33,813 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2020-12-01 16:45:33,814 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2020-12-01 16:45:33,814 INFO L275 PluginConnector]: RCFGBuilder initialized [2020-12-01 16:45:33,815 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 04:45:33" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_fad3decf-51df-46be-9a6e-3c761bb11013/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 16:45:33,887 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2020-12-01 16:45:33,888 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2020-12-01 16:45:33,888 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2020-12-01 16:45:33,888 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2020-12-01 16:45:33,888 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2020-12-01 16:45:33,889 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2020-12-01 16:45:35,170 INFO L293 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2020-12-01 16:45:35,171 INFO L298 CfgBuilder]: Removed 10 assume(true) statements. [2020-12-01 16:45:35,173 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 01.12 04:45:35 BoogieIcfgContainer [2020-12-01 16:45:35,174 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2020-12-01 16:45:35,174 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2020-12-01 16:45:35,175 INFO L271 PluginConnector]: Initializing CodeCheck... [2020-12-01 16:45:35,187 INFO L275 PluginConnector]: CodeCheck initialized [2020-12-01 16:45:35,188 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 01.12 04:45:35" (1/1) ... [2020-12-01 16:45:35,202 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-12-01 16:45:35,239 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 16:45:35,246 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 22 states and 34 transitions. [2020-12-01 16:45:35,246 INFO L276 IsEmpty]: Start isEmpty. Operand 22 states and 34 transitions. [2020-12-01 16:45:35,248 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2020-12-01 16:45:35,248 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 16:45:35,293 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 16:45:35,299 INFO L168 Benchmark]: Toolchain (without parser) took 1940.25 ms. Allocated memory was 54.5 MB in the beginning and 67.1 MB in the end (delta: 12.6 MB). Free memory was 33.2 MB in the beginning and 39.1 MB in the end (delta: -5.9 MB). Peak memory consumption was 8.5 MB. Max. memory is 16.1 GB. [2020-12-01 16:45:35,300 INFO L168 Benchmark]: CDTParser took 0.22 ms. Allocated memory is still 54.5 MB. Free memory was 36.0 MB in the beginning and 35.9 MB in the end (delta: 73.5 kB). There was no memory consumed. Max. memory is 16.1 GB. [2020-12-01 16:45:35,301 INFO L168 Benchmark]: CACSL2BoogieTranslator took 316.04 ms. Allocated memory is still 54.5 MB. Free memory was 32.9 MB in the beginning and 22.5 MB in the end (delta: 10.3 MB). Peak memory consumption was 10.5 MB. Max. memory is 16.1 GB. [2020-12-01 16:45:35,302 INFO L168 Benchmark]: Boogie Procedure Inliner took 80.04 ms. Allocated memory is still 54.5 MB. Free memory was 22.5 MB in the beginning and 36.8 MB in the end (delta: -14.2 MB). Peak memory consumption was 4.2 MB. Max. memory is 16.1 GB. [2020-12-01 16:45:35,303 INFO L168 Benchmark]: Boogie Preprocessor took 51.80 ms. Allocated memory is still 54.5 MB. Free memory was 36.8 MB in the beginning and 35.7 MB in the end (delta: 1.1 MB). There was no memory consumed. Max. memory is 16.1 GB. [2020-12-01 16:45:35,304 INFO L168 Benchmark]: RCFGBuilder took 1360.77 ms. Allocated memory was 54.5 MB in the beginning and 67.1 MB in the end (delta: 12.6 MB). Free memory was 35.5 MB in the beginning and 44.2 MB in the end (delta: -8.7 MB). Peak memory consumption was 17.9 MB. Max. memory is 16.1 GB. [2020-12-01 16:45:35,305 INFO L168 Benchmark]: CodeCheck took 122.28 ms. Allocated memory is still 67.1 MB. Free memory was 43.9 MB in the beginning and 39.1 MB in the end (delta: 4.9 MB). Peak memory consumption was 6.3 MB. Max. memory is 16.1 GB. [2020-12-01 16:45:35,309 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 0.22 ms. Allocated memory is still 54.5 MB. Free memory was 36.0 MB in the beginning and 35.9 MB in the end (delta: 73.5 kB). There was no memory consumed. Max. memory is 16.1 GB. * CACSL2BoogieTranslator took 316.04 ms. Allocated memory is still 54.5 MB. Free memory was 32.9 MB in the beginning and 22.5 MB in the end (delta: 10.3 MB). Peak memory consumption was 10.5 MB. Max. memory is 16.1 GB. * Boogie Procedure Inliner took 80.04 ms. Allocated memory is still 54.5 MB. Free memory was 22.5 MB in the beginning and 36.8 MB in the end (delta: -14.2 MB). Peak memory consumption was 4.2 MB. Max. memory is 16.1 GB. * Boogie Preprocessor took 51.80 ms. Allocated memory is still 54.5 MB. Free memory was 36.8 MB in the beginning and 35.7 MB in the end (delta: 1.1 MB). There was no memory consumed. Max. memory is 16.1 GB. * RCFGBuilder took 1360.77 ms. Allocated memory was 54.5 MB in the beginning and 67.1 MB in the end (delta: 12.6 MB). Free memory was 35.5 MB in the beginning and 44.2 MB in the end (delta: -8.7 MB). Peak memory consumption was 17.9 MB. Max. memory is 16.1 GB. * CodeCheck took 122.28 ms. Allocated memory is still 67.1 MB. Free memory was 43.9 MB in the beginning and 39.1 MB in the end (delta: 4.9 MB). Peak memory consumption was 6.3 MB. Max. memory is 16.1 GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request...