./Ultimate.py --spec ../../sv-benchmarks/c/ReachSafety.prp --file ../../sv-benchmarks/c/seq-mthreaded/pals_lcr-var-start-time.4_false-unreach-call.2.ufo.BOUNDED-8.pals_true-termination.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 5842f4b8 Calling Ultimate with: java -Dosgi.configuration.area=/tmp/vcloud-vcloud-master/worker/working_dir_0f9d162c-844c-457e-94fb-a236d7830b98/bin-2019/ukojak/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/working_dir_0f9d162c-844c-457e-94fb-a236d7830b98/bin-2019/ukojak/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/working_dir_0f9d162c-844c-457e-94fb-a236d7830b98/bin-2019/ukojak/data -tc /tmp/vcloud-vcloud-master/worker/working_dir_0f9d162c-844c-457e-94fb-a236d7830b98/bin-2019/ukojak/config/KojakReach.xml -i ../../sv-benchmarks/c/seq-mthreaded/pals_lcr-var-start-time.4_false-unreach-call.2.ufo.BOUNDED-8.pals_true-termination.c -s /tmp/vcloud-vcloud-master/worker/working_dir_0f9d162c-844c-457e-94fb-a236d7830b98/bin-2019/ukojak/config/svcomp-Reach-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/working_dir_0f9d162c-844c-457e-94fb-a236d7830b98/bin-2019/ukojak --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(__VERIFIER_error())) ) --witnessprinter.graph.data.producer Kojak --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 5ece07e091f918f26c76e2a65f38501df262220c ..................................................................................................................................................................................................................................................................................................................................................................................................................... Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis Calling Ultimate with: java -Dosgi.configuration.area=/tmp/vcloud-vcloud-master/worker/working_dir_0f9d162c-844c-457e-94fb-a236d7830b98/bin-2019/ukojak/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/working_dir_0f9d162c-844c-457e-94fb-a236d7830b98/bin-2019/ukojak/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/working_dir_0f9d162c-844c-457e-94fb-a236d7830b98/bin-2019/ukojak/data -tc /tmp/vcloud-vcloud-master/worker/working_dir_0f9d162c-844c-457e-94fb-a236d7830b98/bin-2019/ukojak/config/KojakReach.xml -i ../../sv-benchmarks/c/seq-mthreaded/pals_lcr-var-start-time.4_false-unreach-call.2.ufo.BOUNDED-8.pals_true-termination.c -s /tmp/vcloud-vcloud-master/worker/working_dir_0f9d162c-844c-457e-94fb-a236d7830b98/bin-2019/ukojak/config/svcomp-Reach-32bit-Kojak_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/working_dir_0f9d162c-844c-457e-94fb-a236d7830b98/bin-2019/ukojak --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(__VERIFIER_error())) ) --witnessprinter.graph.data.producer Kojak --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 5ece07e091f918f26c76e2a65f38501df262220c ......................................................................................................................................................................................................................... Execution finished normally Writing output log to file Ultimate.log Result: ERROR: ExceptionOrErrorResult: IllegalArgumentException: Indexed Sort BitVec undefined --- Real Ultimate output --- This is Ultimate 0.1.23-5842f4b [2018-11-18 17:25:59,575 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-11-18 17:25:59,577 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-11-18 17:25:59,583 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-11-18 17:25:59,583 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-11-18 17:25:59,584 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-11-18 17:25:59,584 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-11-18 17:25:59,586 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-11-18 17:25:59,587 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-11-18 17:25:59,587 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-11-18 17:25:59,588 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-11-18 17:25:59,588 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-11-18 17:25:59,589 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-11-18 17:25:59,590 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-11-18 17:25:59,590 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-11-18 17:25:59,591 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-11-18 17:25:59,591 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-11-18 17:25:59,592 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-11-18 17:25:59,594 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-11-18 17:25:59,595 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-11-18 17:25:59,595 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-11-18 17:25:59,596 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-11-18 17:25:59,598 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-11-18 17:25:59,598 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-11-18 17:25:59,598 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-11-18 17:25:59,599 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-11-18 17:25:59,600 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-11-18 17:25:59,600 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-11-18 17:25:59,601 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-11-18 17:25:59,601 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-11-18 17:25:59,601 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-11-18 17:25:59,602 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-11-18 17:25:59,602 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-11-18 17:25:59,602 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-11-18 17:25:59,603 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-11-18 17:25:59,603 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-11-18 17:25:59,603 INFO L98 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/working_dir_0f9d162c-844c-457e-94fb-a236d7830b98/bin-2019/ukojak/config/svcomp-Reach-32bit-Kojak_Default.epf [2018-11-18 17:25:59,610 INFO L110 SettingsManager]: Loading preferences was successful [2018-11-18 17:25:59,610 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-11-18 17:25:59,611 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-11-18 17:25:59,611 INFO L133 SettingsManager]: * to procedures, called more than once=true [2018-11-18 17:25:59,612 INFO L131 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2018-11-18 17:25:59,612 INFO L133 SettingsManager]: * Create parallel compositions if possible=false [2018-11-18 17:25:59,612 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-11-18 17:25:59,612 INFO L133 SettingsManager]: * sizeof long=4 [2018-11-18 17:25:59,612 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2018-11-18 17:25:59,612 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-11-18 17:25:59,612 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-11-18 17:25:59,612 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-11-18 17:25:59,613 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-11-18 17:25:59,613 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-11-18 17:25:59,613 INFO L133 SettingsManager]: * sizeof long double=12 [2018-11-18 17:25:59,613 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-11-18 17:25:59,613 INFO L133 SettingsManager]: * Use constant arrays=true [2018-11-18 17:25:59,613 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-11-18 17:25:59,613 INFO L131 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2018-11-18 17:25:59,613 INFO L133 SettingsManager]: * Timeout in seconds=1000000 [2018-11-18 17:25:59,614 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-11-18 17:25:59,614 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-11-18 17:25:59,614 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2018-11-18 17:25:59,614 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-11-18 17:25:59,614 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-11-18 17:25:59,614 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-11-18 17:25:59,614 INFO L133 SettingsManager]: * Trace refinement strategy=PENGUIN [2018-11-18 17:25:59,615 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-11-18 17:25:59,615 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-11-18 17:25:59,615 INFO L133 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true 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/working_dir_0f9d162c-844c-457e-94fb-a236d7830b98/bin-2019/ukojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(__VERIFIER_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 5ece07e091f918f26c76e2a65f38501df262220c [2018-11-18 17:25:59,639 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-11-18 17:25:59,649 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-11-18 17:25:59,652 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-11-18 17:25:59,653 INFO L271 PluginConnector]: Initializing CDTParser... [2018-11-18 17:25:59,654 INFO L276 PluginConnector]: CDTParser initialized [2018-11-18 17:25:59,654 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/working_dir_0f9d162c-844c-457e-94fb-a236d7830b98/bin-2019/ukojak/../../sv-benchmarks/c/seq-mthreaded/pals_lcr-var-start-time.4_false-unreach-call.2.ufo.BOUNDED-8.pals_true-termination.c [2018-11-18 17:25:59,701 INFO L221 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_0f9d162c-844c-457e-94fb-a236d7830b98/bin-2019/ukojak/data/aead450ef/7949f64c276543a39d34924e9f3b97ae/FLAGc8efa28dd [2018-11-18 17:26:00,064 INFO L307 CDTParser]: Found 1 translation units. [2018-11-18 17:26:00,064 INFO L161 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/working_dir_0f9d162c-844c-457e-94fb-a236d7830b98/sv-benchmarks/c/seq-mthreaded/pals_lcr-var-start-time.4_false-unreach-call.2.ufo.BOUNDED-8.pals_true-termination.c [2018-11-18 17:26:00,071 INFO L355 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_0f9d162c-844c-457e-94fb-a236d7830b98/bin-2019/ukojak/data/aead450ef/7949f64c276543a39d34924e9f3b97ae/FLAGc8efa28dd [2018-11-18 17:26:00,464 INFO L363 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/working_dir_0f9d162c-844c-457e-94fb-a236d7830b98/bin-2019/ukojak/data/aead450ef/7949f64c276543a39d34924e9f3b97ae [2018-11-18 17:26:00,467 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-11-18 17:26:00,468 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2018-11-18 17:26:00,468 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-11-18 17:26:00,468 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-11-18 17:26:00,470 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-11-18 17:26:00,471 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 18.11 05:26:00" (1/1) ... [2018-11-18 17:26:00,473 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@7710e0f5 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 05:26:00, skipping insertion in model container [2018-11-18 17:26:00,473 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 18.11 05:26:00" (1/1) ... [2018-11-18 17:26:00,481 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2018-11-18 17:26:00,507 INFO L176 MainTranslator]: Built tables and reachable declarations [2018-11-18 17:26:00,658 INFO L201 PostProcessor]: Analyzing one entry point: main [2018-11-18 17:26:00,667 INFO L191 MainTranslator]: Completed pre-run [2018-11-18 17:26:00,699 INFO L201 PostProcessor]: Analyzing one entry point: main [2018-11-18 17:26:00,712 INFO L195 MainTranslator]: Completed translation [2018-11-18 17:26:00,712 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 05:26:00 WrapperNode [2018-11-18 17:26:00,712 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-11-18 17:26:00,713 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2018-11-18 17:26:00,713 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2018-11-18 17:26:00,713 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2018-11-18 17:26:00,718 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 05:26:00" (1/1) ... [2018-11-18 17:26:00,767 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 05:26:00" (1/1) ... [2018-11-18 17:26:00,791 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2018-11-18 17:26:00,792 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-11-18 17:26:00,792 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-11-18 17:26:00,792 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-11-18 17:26:00,798 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 05:26:00" (1/1) ... [2018-11-18 17:26:00,798 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 05:26:00" (1/1) ... [2018-11-18 17:26:00,800 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 05:26:00" (1/1) ... [2018-11-18 17:26:00,800 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 05:26:00" (1/1) ... [2018-11-18 17:26:00,804 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 05:26:00" (1/1) ... [2018-11-18 17:26:00,811 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 05:26:00" (1/1) ... [2018-11-18 17:26:00,813 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 05:26:00" (1/1) ... [2018-11-18 17:26:00,816 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-11-18 17:26:00,816 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-11-18 17:26:00,816 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-11-18 17:26:00,816 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-11-18 17:26:00,817 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 05:26:00" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_0f9d162c-844c-457e-94fb-a236d7830b98/bin-2019/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 [2018-11-18 17:26:00,853 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-11-18 17:26:00,853 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-11-18 17:26:02,110 INFO L278 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-11-18 17:26:02,110 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 18.11 05:26:02 BoogieIcfgContainer [2018-11-18 17:26:02,111 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-11-18 17:26:02,111 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2018-11-18 17:26:02,111 INFO L271 PluginConnector]: Initializing CodeCheck... [2018-11-18 17:26:02,118 INFO L276 PluginConnector]: CodeCheck initialized [2018-11-18 17:26:02,118 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 18.11 05:26:02" (1/1) ... [2018-11-18 17:26:02,126 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-18 17:26:02,144 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 17:26:02,148 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 11 states to 9 states and 11 transitions. [2018-11-18 17:26:02,149 INFO L276 IsEmpty]: Start isEmpty. Operand 9 states and 11 transitions. [2018-11-18 17:26:02,150 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2018-11-18 17:26:02,150 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 17:26:02,324 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 17:26:02,551 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-18 17:26:02,614 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 17:26:02,614 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 15 states to 12 states and 15 transitions. [2018-11-18 17:26:02,615 INFO L276 IsEmpty]: Start isEmpty. Operand 12 states and 15 transitions. [2018-11-18 17:26:02,615 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2018-11-18 17:26:02,615 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 17:26:02,752 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 17:26:03,158 WARN L180 SmtUtils]: Spent 221.00 ms on a formula simplification. DAG size of input: 108 DAG size of output: 75 [2018-11-18 17:26:03,305 WARN L180 SmtUtils]: Spent 123.00 ms on a formula simplification. DAG size of input: 143 DAG size of output: 78 [2018-11-18 17:26:03,456 WARN L180 SmtUtils]: Spent 126.00 ms on a formula simplification. DAG size of input: 142 DAG size of output: 75 [2018-11-18 17:26:03,459 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-18 17:26:03,590 WARN L180 SmtUtils]: Spent 123.00 ms on a formula simplification. DAG size of input: 78 DAG size of output: 77 [2018-11-18 17:26:03,801 WARN L180 SmtUtils]: Spent 138.00 ms on a formula simplification. DAG size of input: 80 DAG size of output: 79 [2018-11-18 17:26:04,619 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 17:26:04,619 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 28 states to 18 states and 28 transitions. [2018-11-18 17:26:04,619 INFO L276 IsEmpty]: Start isEmpty. Operand 18 states and 28 transitions. [2018-11-18 17:26:04,622 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2018-11-18 17:26:04,622 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 17:26:04,677 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 17:26:05,029 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 0 proven. 10 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-18 17:26:06,763 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 17:26:06,763 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 49 states to 26 states and 49 transitions. [2018-11-18 17:26:06,763 INFO L276 IsEmpty]: Start isEmpty. Operand 26 states and 49 transitions. [2018-11-18 17:26:06,764 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2018-11-18 17:26:06,764 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 17:26:07,138 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 17:26:08,736 WARN L180 SmtUtils]: Spent 556.00 ms on a formula simplification. DAG size of input: 223 DAG size of output: 93 [2018-11-18 17:26:12,198 WARN L180 SmtUtils]: Spent 3.10 s on a formula simplification. DAG size of input: 588 DAG size of output: 265 [2018-11-18 17:26:15,556 WARN L180 SmtUtils]: Spent 3.04 s on a formula simplification. DAG size of input: 557 DAG size of output: 310 [2018-11-18 17:26:17,959 WARN L180 SmtUtils]: Spent 2.14 s on a formula simplification. DAG size of input: 488 DAG size of output: 249 [2018-11-18 17:26:20,214 WARN L180 SmtUtils]: Spent 1.94 s on a formula simplification. DAG size of input: 485 DAG size of output: 243 [2018-11-18 17:26:20,229 INFO L134 CoverageAnalysis]: Checked inductivity of 21 backedges. 0 proven. 21 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-18 17:26:20,559 WARN L180 SmtUtils]: Spent 196.00 ms on a formula simplification. DAG size of input: 100 DAG size of output: 97 [2018-11-18 17:26:22,030 WARN L180 SmtUtils]: Spent 1.28 s on a formula simplification. DAG size of input: 286 DAG size of output: 264 [2018-11-18 17:26:23,228 WARN L180 SmtUtils]: Spent 1.04 s on a formula simplification. DAG size of input: 246 DAG size of output: 238 [2018-11-18 17:26:24,024 WARN L180 SmtUtils]: Spent 754.00 ms on a formula simplification. DAG size of input: 279 DAG size of output: 269 [2018-11-18 17:26:24,893 WARN L180 SmtUtils]: Spent 742.00 ms on a formula simplification. DAG size of input: 264 DAG size of output: 262 [2018-11-18 17:26:25,831 WARN L180 SmtUtils]: Spent 795.00 ms on a formula simplification. DAG size of input: 270 DAG size of output: 267 [2018-11-18 17:26:27,252 WARN L180 SmtUtils]: Spent 1.26 s on a formula simplification. DAG size of input: 286 DAG size of output: 262 [2018-11-18 17:26:28,078 WARN L180 SmtUtils]: Spent 762.00 ms on a formula simplification. DAG size of input: 279 DAG size of output: 270 [2018-11-18 17:26:29,016 WARN L180 SmtUtils]: Spent 788.00 ms on a formula simplification. DAG size of input: 262 DAG size of output: 260 [2018-11-18 17:26:29,937 WARN L180 SmtUtils]: Spent 770.00 ms on a formula simplification. DAG size of input: 271 DAG size of output: 268 [2018-11-18 17:26:31,377 WARN L180 SmtUtils]: Spent 1.33 s on a formula simplification. DAG size of input: 291 DAG size of output: 283 [2018-11-18 17:26:32,810 WARN L180 SmtUtils]: Spent 1.25 s on a formula simplification. DAG size of input: 277 DAG size of output: 273 [2018-11-18 17:26:34,176 WARN L180 SmtUtils]: Spent 1.31 s on a formula simplification. DAG size of input: 289 DAG size of output: 288 [2018-11-18 17:26:35,705 WARN L180 SmtUtils]: Spent 1.34 s on a formula simplification. DAG size of input: 284 DAG size of output: 283 [2018-11-18 17:26:37,203 WARN L180 SmtUtils]: Spent 1.31 s on a formula simplification. DAG size of input: 289 DAG size of output: 289 [2018-11-18 17:26:38,638 WARN L180 SmtUtils]: Spent 1.28 s on a formula simplification. DAG size of input: 287 DAG size of output: 279 [2018-11-18 17:26:39,987 WARN L180 SmtUtils]: Spent 1.27 s on a formula simplification. DAG size of input: 285 DAG size of output: 284 [2018-11-18 17:26:41,441 WARN L180 SmtUtils]: Spent 1.28 s on a formula simplification. DAG size of input: 280 DAG size of output: 279 [2018-11-18 17:26:42,908 WARN L180 SmtUtils]: Spent 1.27 s on a formula simplification. DAG size of input: 285 DAG size of output: 285 [2018-11-18 17:26:44,196 WARN L180 SmtUtils]: Spent 1.19 s on a formula simplification. DAG size of input: 275 DAG size of output: 239 [2018-11-18 17:26:45,329 WARN L180 SmtUtils]: Spent 959.00 ms on a formula simplification. DAG size of input: 226 DAG size of output: 205 [2018-11-18 17:26:46,499 WARN L180 SmtUtils]: Spent 1.09 s on a formula simplification. DAG size of input: 254 DAG size of output: 248 [2018-11-18 17:26:47,715 WARN L180 SmtUtils]: Spent 1.04 s on a formula simplification. DAG size of input: 236 DAG size of output: 233 [2018-11-18 17:26:48,280 WARN L180 SmtUtils]: Spent 378.00 ms on a formula simplification that was a NOOP. DAG size: 247 [2018-11-18 17:26:49,695 WARN L180 SmtUtils]: Spent 1.25 s on a formula simplification. DAG size of input: 268 DAG size of output: 236 [2018-11-18 17:26:50,850 WARN L180 SmtUtils]: Spent 969.00 ms on a formula simplification. DAG size of input: 220 DAG size of output: 199 [2018-11-18 17:26:52,045 WARN L180 SmtUtils]: Spent 1.13 s on a formula simplification. DAG size of input: 247 DAG size of output: 244 [2018-11-18 17:26:53,360 WARN L180 SmtUtils]: Spent 1.13 s on a formula simplification. DAG size of input: 235 DAG size of output: 232 [2018-11-18 17:26:53,905 WARN L180 SmtUtils]: Spent 363.00 ms on a formula simplification that was a NOOP. DAG size: 245 [2018-11-18 17:26:55,327 WARN L180 SmtUtils]: Spent 1.23 s on a formula simplification. DAG size of input: 262 DAG size of output: 259 [2018-11-18 17:26:55,931 WARN L180 SmtUtils]: Spent 403.00 ms on a formula simplification that was a NOOP. DAG size: 260 [2018-11-18 17:26:56,170 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 17:26:56,170 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 83 states to 38 states and 83 transitions. [2018-11-18 17:26:56,170 INFO L276 IsEmpty]: Start isEmpty. Operand 38 states and 83 transitions. [2018-11-18 17:26:56,171 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2018-11-18 17:26:56,171 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 17:26:56,460 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 17:26:57,247 INFO L134 CoverageAnalysis]: Checked inductivity of 21 backedges. 0 proven. 21 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-18 17:26:58,968 WARN L180 SmtUtils]: Spent 1.41 s on a formula simplification. DAG size of input: 298 DAG size of output: 297 [2018-11-18 17:27:00,495 WARN L180 SmtUtils]: Spent 1.34 s on a formula simplification. DAG size of input: 298 DAG size of output: 298 [2018-11-18 17:27:00,896 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 17:27:00,896 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 86 states to 40 states and 86 transitions. [2018-11-18 17:27:00,896 INFO L276 IsEmpty]: Start isEmpty. Operand 40 states and 86 transitions. [2018-11-18 17:27:00,897 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2018-11-18 17:27:00,897 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 17:27:00,937 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 17:27:01,918 INFO L134 CoverageAnalysis]: Checked inductivity of 36 backedges. 10 proven. 26 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-18 17:27:03,492 WARN L180 SmtUtils]: Spent 1.07 s on a formula simplification. DAG size of input: 246 DAG size of output: 237 [2018-11-18 17:27:04,777 WARN L180 SmtUtils]: Spent 1.10 s on a formula simplification. DAG size of input: 248 DAG size of output: 239 [2018-11-18 17:27:05,349 WARN L180 SmtUtils]: Spent 366.00 ms on a formula simplification that was a NOOP. DAG size: 238 [2018-11-18 17:27:05,935 WARN L180 SmtUtils]: Spent 363.00 ms on a formula simplification that was a NOOP. DAG size: 240 [2018-11-18 17:27:07,269 WARN L180 SmtUtils]: Spent 1.17 s on a formula simplification. DAG size of input: 242 DAG size of output: 233 [2018-11-18 17:27:08,552 WARN L180 SmtUtils]: Spent 1.18 s on a formula simplification. DAG size of input: 244 DAG size of output: 235 [2018-11-18 17:27:09,107 WARN L180 SmtUtils]: Spent 337.00 ms on a formula simplification that was a NOOP. DAG size: 234 [2018-11-18 17:27:09,715 WARN L180 SmtUtils]: Spent 384.00 ms on a formula simplification that was a NOOP. DAG size: 236 [2018-11-18 17:27:11,037 WARN L180 SmtUtils]: Spent 825.00 ms on a formula simplification. DAG size of input: 252 DAG size of output: 250 [2018-11-18 17:27:11,937 WARN L180 SmtUtils]: Spent 528.00 ms on a formula simplification that was a NOOP. DAG size: 250 [2018-11-18 17:27:12,204 WARN L180 SmtUtils]: Spent 114.00 ms on a formula simplification. DAG size of input: 245 DAG size of output: 28 [2018-11-18 17:27:12,799 WARN L180 SmtUtils]: Spent 391.00 ms on a formula simplification that was a NOOP. DAG size: 247 [2018-11-18 17:27:13,567 WARN L180 SmtUtils]: Spent 401.00 ms on a formula simplification that was a NOOP. DAG size: 248 [2018-11-18 17:27:13,810 WARN L180 SmtUtils]: Spent 152.00 ms on a formula simplification. DAG size of input: 260 DAG size of output: 43 [2018-11-18 17:27:14,327 WARN L180 SmtUtils]: Spent 415.00 ms on a formula simplification that was a NOOP. DAG size: 262 [2018-11-18 17:27:15,146 WARN L180 SmtUtils]: Spent 468.00 ms on a formula simplification that was a NOOP. DAG size: 263 [2018-11-18 17:27:15,296 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 17:27:15,297 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 113 states to 48 states and 113 transitions. [2018-11-18 17:27:15,297 INFO L276 IsEmpty]: Start isEmpty. Operand 48 states and 113 transitions. [2018-11-18 17:27:15,297 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2018-11-18 17:27:15,298 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 17:27:16,520 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 17:27:23,228 WARN L180 SmtUtils]: Spent 2.93 s on a formula simplification. DAG size of input: 521 DAG size of output: 105 [2018-11-18 17:27:39,869 WARN L180 SmtUtils]: Spent 15.16 s on a formula simplification. DAG size of input: 1293 DAG size of output: 389 [2018-11-18 17:27:57,609 WARN L180 SmtUtils]: Spent 16.25 s on a formula simplification. DAG size of input: 1413 DAG size of output: 514 [2018-11-18 17:28:17,237 WARN L180 SmtUtils]: Spent 18.02 s on a formula simplification. DAG size of input: 1411 DAG size of output: 510 [2018-11-18 17:28:35,991 WARN L180 SmtUtils]: Spent 17.31 s on a formula simplification. DAG size of input: 1354 DAG size of output: 646 [2018-11-18 17:28:50,648 WARN L180 SmtUtils]: Spent 13.47 s on a formula simplification. DAG size of input: 1160 DAG size of output: 587 [2018-11-18 17:29:05,278 WARN L180 SmtUtils]: Spent 13.39 s on a formula simplification. DAG size of input: 1158 DAG size of output: 579 [2018-11-18 17:29:18,187 WARN L180 SmtUtils]: Spent 11.67 s on a formula simplification. DAG size of input: 1059 DAG size of output: 514 [2018-11-18 17:29:29,779 WARN L180 SmtUtils]: Spent 10.39 s on a formula simplification. DAG size of input: 1074 DAG size of output: 516 [2018-11-18 17:29:29,848 INFO L134 CoverageAnalysis]: Checked inductivity of 55 backedges. 0 proven. 55 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-18 17:29:30,090 WARN L180 SmtUtils]: Spent 184.00 ms on a formula simplification. DAG size of input: 113 DAG size of output: 93 [2018-11-18 17:29:30,598 WARN L180 SmtUtils]: Spent 218.00 ms on a formula simplification. DAG size of input: 115 DAG size of output: 94 [2018-11-18 17:29:34,734 WARN L180 SmtUtils]: Spent 3.48 s on a formula simplification. DAG size of input: 450 DAG size of output: 335 [2018-11-18 17:29:37,712 WARN L180 SmtUtils]: Spent 2.52 s on a formula simplification. DAG size of input: 329 DAG size of output: 324 [2018-11-18 17:29:41,048 WARN L180 SmtUtils]: Spent 3.20 s on a formula simplification. DAG size of input: 447 DAG size of output: 386 [2018-11-18 17:29:43,690 WARN L180 SmtUtils]: Spent 2.28 s on a formula simplification. DAG size of input: 328 DAG size of output: 317 [2018-11-18 17:29:45,840 WARN L180 SmtUtils]: Spent 1.75 s on a formula simplification. DAG size of input: 383 DAG size of output: 378 [2018-11-18 17:29:49,752 WARN L180 SmtUtils]: Spent 3.48 s on a formula simplification. DAG size of input: 447 DAG size of output: 333 [2018-11-18 17:29:53,102 WARN L180 SmtUtils]: Spent 3.16 s on a formula simplification. DAG size of input: 444 DAG size of output: 384 [2018-11-18 17:29:55,767 WARN L180 SmtUtils]: Spent 2.26 s on a formula simplification. DAG size of input: 326 DAG size of output: 315 [2018-11-18 17:29:57,950 WARN L180 SmtUtils]: Spent 1.75 s on a formula simplification. DAG size of input: 381 DAG size of output: 376 [2018-11-18 17:30:03,477 WARN L180 SmtUtils]: Spent 5.23 s on a formula simplification. DAG size of input: 550 DAG size of output: 413 [2018-11-18 17:30:08,494 WARN L180 SmtUtils]: Spent 4.44 s on a formula simplification. DAG size of input: 416 DAG size of output: 402 [2018-11-18 17:30:15,562 WARN L180 SmtUtils]: Spent 6.90 s on a formula simplification. DAG size of input: 537 DAG size of output: 490 [2018-11-18 17:30:18,103 WARN L180 SmtUtils]: Spent 2.07 s on a formula simplification. DAG size of input: 407 DAG size of output: 405 [2018-11-18 17:30:21,993 WARN L180 SmtUtils]: Spent 3.36 s on a formula simplification. DAG size of input: 488 DAG size of output: 487 [2018-11-18 17:30:27,838 WARN L180 SmtUtils]: Spent 5.42 s on a formula simplification. DAG size of input: 546 DAG size of output: 415 [2018-11-18 17:30:31,993 WARN L180 SmtUtils]: Spent 3.52 s on a formula simplification. DAG size of input: 412 DAG size of output: 404 [2018-11-18 17:30:37,456 WARN L180 SmtUtils]: Spent 5.26 s on a formula simplification. DAG size of input: 541 DAG size of output: 484 [2018-11-18 17:30:40,171 WARN L180 SmtUtils]: Spent 2.20 s on a formula simplification. DAG size of input: 413 DAG size of output: 411 [2018-11-18 17:30:43,867 WARN L180 SmtUtils]: Spent 3.15 s on a formula simplification. DAG size of input: 484 DAG size of output: 484 [2018-11-18 17:30:53,809 WARN L180 SmtUtils]: Spent 9.58 s on a formula simplification. DAG size of input: 656 DAG size of output: 615 [2018-11-18 17:30:58,521 WARN L180 SmtUtils]: Spent 3.94 s on a formula simplification. DAG size of input: 536 DAG size of output: 531 [2018-11-18 17:31:05,705 WARN L180 SmtUtils]: Spent 6.92 s on a formula simplification. DAG size of input: 653 DAG size of output: 635 [2018-11-18 17:31:12,817 WARN L180 SmtUtils]: Spent 6.32 s on a formula simplification. DAG size of input: 612 DAG size of output: 610 [2018-11-18 17:31:18,208 WARN L180 SmtUtils]: Spent 4.56 s on a formula simplification. DAG size of input: 634 DAG size of output: 634 [2018-11-18 17:31:29,349 WARN L180 SmtUtils]: Spent 10.04 s on a formula simplification. DAG size of input: 652 DAG size of output: 610 [2018-11-18 17:31:36,457 WARN L180 SmtUtils]: Spent 6.78 s on a formula simplification. DAG size of input: 649 DAG size of output: 631 [2018-11-18 17:31:43,639 WARN L180 SmtUtils]: Spent 6.36 s on a formula simplification. DAG size of input: 605 DAG size of output: 603 [2018-11-18 17:31:49,049 WARN L180 SmtUtils]: Spent 4.56 s on a formula simplification. DAG size of input: 630 DAG size of output: 630 [2018-11-18 17:31:57,004 WARN L180 SmtUtils]: Spent 7.47 s on a formula simplification. DAG size of input: 650 DAG size of output: 626 [2018-11-18 17:32:02,618 WARN L180 SmtUtils]: Spent 4.89 s on a formula simplification. DAG size of input: 495 DAG size of output: 491 [2018-11-18 17:32:08,121 WARN L180 SmtUtils]: Spent 5.25 s on a formula simplification. DAG size of input: 647 DAG size of output: 640 [2018-11-18 17:32:13,489 WARN L180 SmtUtils]: Spent 4.58 s on a formula simplification. DAG size of input: 619 DAG size of output: 611 [2018-11-18 17:32:19,300 WARN L180 SmtUtils]: Spent 5.04 s on a formula simplification. DAG size of input: 639 DAG size of output: 639 [2018-11-18 17:32:27,553 WARN L180 SmtUtils]: Spent 7.66 s on a formula simplification. DAG size of input: 638 DAG size of output: 619 [2018-11-18 17:32:33,201 WARN L180 SmtUtils]: Spent 4.86 s on a formula simplification. DAG size of input: 486 DAG size of output: 483 [2018-11-18 17:32:38,454 WARN L180 SmtUtils]: Spent 4.97 s on a formula simplification. DAG size of input: 636 DAG size of output: 635 [2018-11-18 17:32:44,148 WARN L180 SmtUtils]: Spent 4.84 s on a formula simplification. DAG size of input: 613 DAG size of output: 598 [2018-11-18 17:32:49,724 WARN L180 SmtUtils]: Spent 4.82 s on a formula simplification. DAG size of input: 635 DAG size of output: 635 [2018-11-18 17:32:55,189 WARN L180 SmtUtils]: Spent 5.04 s on a formula simplification. DAG size of input: 568 DAG size of output: 539 [2018-11-18 17:32:59,442 WARN L180 SmtUtils]: Spent 3.44 s on a formula simplification. DAG size of input: 441 DAG size of output: 435 [2018-11-18 17:33:03,200 WARN L180 SmtUtils]: Spent 3.39 s on a formula simplification. DAG size of input: 564 DAG size of output: 561 [2018-11-18 17:33:07,228 WARN L180 SmtUtils]: Spent 3.21 s on a formula simplification. DAG size of input: 538 DAG size of output: 537 [2018-11-18 17:33:09,830 WARN L180 SmtUtils]: Spent 1.75 s on a formula simplification that was a NOOP. DAG size: 562 [2018-11-18 17:33:15,706 WARN L180 SmtUtils]: Spent 5.33 s on a formula simplification. DAG size of input: 565 DAG size of output: 545 [2018-11-18 17:33:19,892 WARN L180 SmtUtils]: Spent 3.47 s on a formula simplification. DAG size of input: 443 DAG size of output: 437 [2018-11-18 17:33:23,791 WARN L180 SmtUtils]: Spent 3.61 s on a formula simplification. DAG size of input: 562 DAG size of output: 561 [2018-11-18 17:33:27,846 WARN L180 SmtUtils]: Spent 3.26 s on a formula simplification. DAG size of input: 545 DAG size of output: 544 [2018-11-18 17:33:30,325 WARN L180 SmtUtils]: Spent 1.72 s on a formula simplification that was a NOOP. DAG size: 562 [2018-11-18 17:33:34,684 WARN L180 SmtUtils]: Spent 3.70 s on a formula simplification. DAG size of input: 573 DAG size of output: 572 [2018-11-18 17:33:37,205 WARN L180 SmtUtils]: Spent 1.77 s on a formula simplification that was a NOOP. DAG size: 573 [2018-11-18 17:33:37,969 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 17:33:37,969 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 183 states to 68 states and 183 transitions. [2018-11-18 17:33:37,969 INFO L276 IsEmpty]: Start isEmpty. Operand 68 states and 183 transitions. [2018-11-18 17:33:37,970 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2018-11-18 17:33:37,970 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 17:33:38,611 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 17:33:41,312 INFO L134 CoverageAnalysis]: Checked inductivity of 55 backedges. 0 proven. 55 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-18 17:33:47,104 WARN L180 SmtUtils]: Spent 4.91 s on a formula simplification. DAG size of input: 649 DAG size of output: 648 [2018-11-18 17:33:52,779 WARN L180 SmtUtils]: Spent 4.95 s on a formula simplification. DAG size of input: 648 DAG size of output: 648 [2018-11-18 17:33:54,588 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 17:33:54,588 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 188 states to 70 states and 188 transitions. [2018-11-18 17:33:54,588 INFO L276 IsEmpty]: Start isEmpty. Operand 70 states and 188 transitions. [2018-11-18 17:33:54,589 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2018-11-18 17:33:54,589 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 17:33:55,209 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 17:33:57,952 INFO L134 CoverageAnalysis]: Checked inductivity of 55 backedges. 0 proven. 55 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-18 17:34:03,319 WARN L180 SmtUtils]: Spent 4.86 s on a formula simplification. DAG size of input: 506 DAG size of output: 495 [2018-11-18 17:34:06,911 WARN L180 SmtUtils]: Spent 3.40 s on a formula simplification. DAG size of input: 503 DAG size of output: 495 [2018-11-18 17:34:10,887 WARN L180 SmtUtils]: Spent 3.24 s on a formula simplification. DAG size of input: 493 DAG size of output: 493 [2018-11-18 17:34:13,419 WARN L180 SmtUtils]: Spent 1.76 s on a formula simplification that was a NOOP. DAG size: 494 [2018-11-18 17:34:19,222 WARN L180 SmtUtils]: Spent 5.22 s on a formula simplification. DAG size of input: 494 DAG size of output: 486 [2018-11-18 17:34:22,573 WARN L180 SmtUtils]: Spent 3.10 s on a formula simplification. DAG size of input: 492 DAG size of output: 490 [2018-11-18 17:34:26,520 WARN L180 SmtUtils]: Spent 3.20 s on a formula simplification. DAG size of input: 485 DAG size of output: 480 [2018-11-18 17:34:30,271 WARN L180 SmtUtils]: Spent 3.04 s on a formula simplification. DAG size of input: 490 DAG size of output: 490 [2018-11-18 17:34:34,016 WARN L180 SmtUtils]: Spent 3.10 s on a formula simplification. DAG size of input: 503 DAG size of output: 501 [2018-11-18 17:34:37,839 WARN L180 SmtUtils]: Spent 3.12 s on a formula simplification. DAG size of input: 501 DAG size of output: 501 [2018-11-18 17:34:39,479 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 17:34:39,480 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 201 states to 74 states and 201 transitions. [2018-11-18 17:34:39,480 INFO L276 IsEmpty]: Start isEmpty. Operand 74 states and 201 transitions. [2018-11-18 17:34:39,480 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2018-11-18 17:34:39,481 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 17:34:39,608 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 17:34:41,660 INFO L134 CoverageAnalysis]: Checked inductivity of 78 backedges. 8 proven. 62 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2018-11-18 17:34:46,334 WARN L180 SmtUtils]: Spent 3.36 s on a formula simplification. DAG size of input: 544 DAG size of output: 540 [2018-11-18 17:34:50,183 WARN L180 SmtUtils]: Spent 3.23 s on a formula simplification. DAG size of input: 546 DAG size of output: 542 [2018-11-18 17:34:52,713 WARN L180 SmtUtils]: Spent 1.67 s on a formula simplification that was a NOOP. DAG size: 541 [2018-11-18 17:34:55,194 WARN L180 SmtUtils]: Spent 1.60 s on a formula simplification that was a NOOP. DAG size: 543 [2018-11-18 17:34:58,806 WARN L180 SmtUtils]: Spent 3.13 s on a formula simplification. DAG size of input: 549 DAG size of output: 539 [2018-11-18 17:35:02,443 WARN L180 SmtUtils]: Spent 3.30 s on a formula simplification. DAG size of input: 551 DAG size of output: 550 [2018-11-18 17:35:04,918 WARN L180 SmtUtils]: Spent 1.64 s on a formula simplification that was a NOOP. DAG size: 540 [2018-11-18 17:35:07,520 WARN L180 SmtUtils]: Spent 1.73 s on a formula simplification that was a NOOP. DAG size: 551 [2018-11-18 17:35:08,699 WARN L180 SmtUtils]: Spent 527.00 ms on a formula simplification. DAG size of input: 565 DAG size of output: 39 [2018-11-18 17:35:13,037 WARN L180 SmtUtils]: Spent 3.44 s on a formula simplification. DAG size of input: 566 DAG size of output: 564 [2018-11-18 17:35:16,035 WARN L180 SmtUtils]: Spent 1.70 s on a formula simplification that was a NOOP. DAG size: 565 [2018-11-18 17:35:16,909 WARN L180 SmtUtils]: Spent 407.00 ms on a formula simplification. DAG size of input: 562 DAG size of output: 36 [2018-11-18 17:35:19,386 WARN L180 SmtUtils]: Spent 1.80 s on a formula simplification that was a NOOP. DAG size: 564 [2018-11-18 17:35:22,384 WARN L180 SmtUtils]: Spent 1.79 s on a formula simplification that was a NOOP. DAG size: 565 [2018-11-18 17:35:23,114 WARN L180 SmtUtils]: Spent 427.00 ms on a formula simplification. DAG size of input: 573 DAG size of output: 47 [2018-11-18 17:35:25,223 WARN L180 SmtUtils]: Spent 1.80 s on a formula simplification that was a NOOP. DAG size: 575 [2018-11-18 17:35:28,315 WARN L180 SmtUtils]: Spent 1.80 s on a formula simplification that was a NOOP. DAG size: 576 [2018-11-18 17:35:28,728 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 17:35:28,728 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 236 states to 81 states and 236 transitions. [2018-11-18 17:35:28,728 INFO L276 IsEmpty]: Start isEmpty. Operand 81 states and 236 transitions. [2018-11-18 17:35:28,729 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 34 [2018-11-18 17:35:28,729 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 17:35:30,021 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-11-18 17:35:31,111 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-11-18 17:35:41,221 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2018-11-18 17:35:41,246 FATAL L292 ToolchainWalker]: The Plugin de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck has thrown an exception: java.lang.UnsupportedOperationException: Solver said unknown at de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.CodeCheckObserver.process(CodeCheckObserver.java:505) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.CFGWalker.runObserver(CFGWalker.java:57) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.runObserver(BaseWalker.java:93) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.run(BaseWalker.java:86) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runObserver(PluginConnector.java:167) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runTool(PluginConnector.java:151) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.run(PluginConnector.java:128) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.executePluginConnector(ToolchainWalker.java:232) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.processPlugin(ToolchainWalker.java:226) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walkUnprotected(ToolchainWalker.java:142) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walk(ToolchainWalker.java:104) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainManager$Toolchain.processToolchain(ToolchainManager.java:316) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:55) [2018-11-18 17:35:41,248 INFO L168 Benchmark]: Toolchain (without parser) took 580780.79 ms. Allocated memory was 1.0 GB in the beginning and 1.3 GB in the end (delta: 289.4 MB). Free memory was 961.9 MB in the beginning and 716.8 MB in the end (delta: 245.1 MB). Peak memory consumption was 534.5 MB. Max. memory is 11.5 GB. [2018-11-18 17:35:41,248 INFO L168 Benchmark]: CDTParser took 0.15 ms. Allocated memory is still 1.0 GB. Free memory is still 982.9 MB. There was no memory consumed. Max. memory is 11.5 GB. [2018-11-18 17:35:41,249 INFO L168 Benchmark]: CACSL2BoogieTranslator took 244.30 ms. Allocated memory is still 1.0 GB. Free memory was 956.6 MB in the beginning and 940.5 MB in the end (delta: 16.1 MB). Peak memory consumption was 16.1 MB. Max. memory is 11.5 GB. [2018-11-18 17:35:41,249 INFO L168 Benchmark]: Boogie Procedure Inliner took 78.55 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 127.9 MB). Free memory was 940.5 MB in the beginning and 1.1 GB in the end (delta: -182.1 MB). Peak memory consumption was 14.7 MB. Max. memory is 11.5 GB. [2018-11-18 17:35:41,249 INFO L168 Benchmark]: Boogie Preprocessor took 24.39 ms. Allocated memory is still 1.2 GB. Free memory is still 1.1 GB. There was no memory consumed. Max. memory is 11.5 GB. [2018-11-18 17:35:41,250 INFO L168 Benchmark]: RCFGBuilder took 1294.45 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 894.1 MB in the end (delta: 228.4 MB). Peak memory consumption was 228.4 MB. Max. memory is 11.5 GB. [2018-11-18 17:35:41,250 INFO L168 Benchmark]: CodeCheck took 579136.52 ms. Allocated memory was 1.2 GB in the beginning and 1.3 GB in the end (delta: 161.5 MB). Free memory was 894.1 MB in the beginning and 716.8 MB in the end (delta: 177.3 MB). Peak memory consumption was 338.8 MB. Max. memory is 11.5 GB. [2018-11-18 17:35:41,252 INFO L336 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck: - ExceptionOrErrorResult: UnsupportedOperationException: Solver said unknown de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck: UnsupportedOperationException: Solver said unknown: de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.CodeCheckObserver.process(CodeCheckObserver.java:505) * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.15 ms. Allocated memory is still 1.0 GB. Free memory is still 982.9 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 244.30 ms. Allocated memory is still 1.0 GB. Free memory was 956.6 MB in the beginning and 940.5 MB in the end (delta: 16.1 MB). Peak memory consumption was 16.1 MB. Max. memory is 11.5 GB. * Boogie Procedure Inliner took 78.55 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 127.9 MB). Free memory was 940.5 MB in the beginning and 1.1 GB in the end (delta: -182.1 MB). Peak memory consumption was 14.7 MB. Max. memory is 11.5 GB. * Boogie Preprocessor took 24.39 ms. Allocated memory is still 1.2 GB. Free memory is still 1.1 GB. There was no memory consumed. Max. memory is 11.5 GB. * RCFGBuilder took 1294.45 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 894.1 MB in the end (delta: 228.4 MB). Peak memory consumption was 228.4 MB. Max. memory is 11.5 GB. * CodeCheck took 579136.52 ms. Allocated memory was 1.2 GB in the beginning and 1.3 GB in the end (delta: 161.5 MB). Free memory was 894.1 MB in the beginning and 716.8 MB in the end (delta: 177.3 MB). Peak memory consumption was 338.8 MB. Max. memory is 11.5 GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request... ### Bit-precise run ### This is Ultimate 0.1.23-5842f4b [2018-11-18 17:35:42,664 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-11-18 17:35:42,666 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-11-18 17:35:42,674 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-11-18 17:35:42,675 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-11-18 17:35:42,675 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-11-18 17:35:42,676 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-11-18 17:35:42,677 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-11-18 17:35:42,678 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-11-18 17:35:42,679 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-11-18 17:35:42,680 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-11-18 17:35:42,680 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-11-18 17:35:42,681 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-11-18 17:35:42,682 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-11-18 17:35:42,683 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-11-18 17:35:42,683 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-11-18 17:35:42,684 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-11-18 17:35:42,686 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-11-18 17:35:42,687 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-11-18 17:35:42,688 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-11-18 17:35:42,689 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-11-18 17:35:42,690 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-11-18 17:35:42,692 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-11-18 17:35:42,692 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-11-18 17:35:42,692 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-11-18 17:35:42,693 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-11-18 17:35:42,694 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-11-18 17:35:42,694 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-11-18 17:35:42,695 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-11-18 17:35:42,696 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-11-18 17:35:42,696 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-11-18 17:35:42,697 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-11-18 17:35:42,697 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-11-18 17:35:42,697 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-11-18 17:35:42,698 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-11-18 17:35:42,698 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-11-18 17:35:42,698 INFO L98 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/working_dir_0f9d162c-844c-457e-94fb-a236d7830b98/bin-2019/ukojak/config/svcomp-Reach-32bit-Kojak_Bitvector.epf [2018-11-18 17:35:42,710 INFO L110 SettingsManager]: Loading preferences was successful [2018-11-18 17:35:42,710 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-11-18 17:35:42,711 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-11-18 17:35:42,711 INFO L133 SettingsManager]: * to procedures, called more than once=true [2018-11-18 17:35:42,711 INFO L131 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2018-11-18 17:35:42,711 INFO L133 SettingsManager]: * Create parallel compositions if possible=false [2018-11-18 17:35:42,711 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-11-18 17:35:42,712 INFO L133 SettingsManager]: * sizeof long=4 [2018-11-18 17:35:42,712 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-11-18 17:35:42,713 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-11-18 17:35:42,713 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-11-18 17:35:42,713 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-11-18 17:35:42,713 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-11-18 17:35:42,713 INFO L133 SettingsManager]: * Use bitvectors instead of ints=true [2018-11-18 17:35:42,713 INFO L133 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2018-11-18 17:35:42,713 INFO L133 SettingsManager]: * sizeof long double=12 [2018-11-18 17:35:42,714 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-11-18 17:35:42,714 INFO L133 SettingsManager]: * Use constant arrays=true [2018-11-18 17:35:42,714 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-11-18 17:35:42,714 INFO L131 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2018-11-18 17:35:42,714 INFO L133 SettingsManager]: * Timeout in seconds=1000000 [2018-11-18 17:35:42,714 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-11-18 17:35:42,714 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-11-18 17:35:42,715 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2018-11-18 17:35:42,715 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-11-18 17:35:42,715 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-11-18 17:35:42,715 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-11-18 17:35:42,715 INFO L133 SettingsManager]: * Use separate solver for trace checks=false [2018-11-18 17:35:42,715 INFO L133 SettingsManager]: * Trace refinement strategy=WALRUS [2018-11-18 17:35:42,715 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-11-18 17:35:42,716 INFO L133 SettingsManager]: * Command for external solver=cvc4nyu --tear-down-incremental --rewrite-divk --print-success --lang smt [2018-11-18 17:35:42,717 INFO L133 SettingsManager]: * Logic for external solver=AUFBV [2018-11-18 17:35:42,717 INFO L133 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true 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/working_dir_0f9d162c-844c-457e-94fb-a236d7830b98/bin-2019/ukojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(__VERIFIER_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 5ece07e091f918f26c76e2a65f38501df262220c [2018-11-18 17:35:42,748 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-11-18 17:35:42,758 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-11-18 17:35:42,760 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-11-18 17:35:42,762 INFO L271 PluginConnector]: Initializing CDTParser... [2018-11-18 17:35:42,762 INFO L276 PluginConnector]: CDTParser initialized [2018-11-18 17:35:42,762 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/working_dir_0f9d162c-844c-457e-94fb-a236d7830b98/bin-2019/ukojak/../../sv-benchmarks/c/seq-mthreaded/pals_lcr-var-start-time.4_false-unreach-call.2.ufo.BOUNDED-8.pals_true-termination.c [2018-11-18 17:35:42,802 INFO L221 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_0f9d162c-844c-457e-94fb-a236d7830b98/bin-2019/ukojak/data/d304900b7/048571d811e9488084a0132a2a3c9c32/FLAG2fa020d53 [2018-11-18 17:35:43,151 INFO L307 CDTParser]: Found 1 translation units. [2018-11-18 17:35:43,151 INFO L161 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/working_dir_0f9d162c-844c-457e-94fb-a236d7830b98/sv-benchmarks/c/seq-mthreaded/pals_lcr-var-start-time.4_false-unreach-call.2.ufo.BOUNDED-8.pals_true-termination.c [2018-11-18 17:35:43,157 INFO L355 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_0f9d162c-844c-457e-94fb-a236d7830b98/bin-2019/ukojak/data/d304900b7/048571d811e9488084a0132a2a3c9c32/FLAG2fa020d53 [2018-11-18 17:35:43,562 INFO L363 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/working_dir_0f9d162c-844c-457e-94fb-a236d7830b98/bin-2019/ukojak/data/d304900b7/048571d811e9488084a0132a2a3c9c32 [2018-11-18 17:35:43,564 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-11-18 17:35:43,565 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2018-11-18 17:35:43,566 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-11-18 17:35:43,566 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-11-18 17:35:43,568 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-11-18 17:35:43,568 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 18.11 05:35:43" (1/1) ... [2018-11-18 17:35:43,570 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@2a335344 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 05:35:43, skipping insertion in model container [2018-11-18 17:35:43,570 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 18.11 05:35:43" (1/1) ... [2018-11-18 17:35:43,576 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2018-11-18 17:35:43,600 INFO L176 MainTranslator]: Built tables and reachable declarations [2018-11-18 17:35:43,758 INFO L201 PostProcessor]: Analyzing one entry point: main [2018-11-18 17:35:43,765 INFO L191 MainTranslator]: Completed pre-run [2018-11-18 17:35:43,804 INFO L201 PostProcessor]: Analyzing one entry point: main [2018-11-18 17:35:43,816 INFO L195 MainTranslator]: Completed translation [2018-11-18 17:35:43,817 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 05:35:43 WrapperNode [2018-11-18 17:35:43,817 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-11-18 17:35:43,817 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2018-11-18 17:35:43,817 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2018-11-18 17:35:43,817 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2018-11-18 17:35:43,823 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 05:35:43" (1/1) ... [2018-11-18 17:35:43,831 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 05:35:43" (1/1) ... [2018-11-18 17:35:43,853 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2018-11-18 17:35:43,853 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-11-18 17:35:43,853 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-11-18 17:35:43,854 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-11-18 17:35:43,910 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 05:35:43" (1/1) ... [2018-11-18 17:35:43,910 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 05:35:43" (1/1) ... [2018-11-18 17:35:43,912 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 05:35:43" (1/1) ... [2018-11-18 17:35:43,913 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 05:35:43" (1/1) ... [2018-11-18 17:35:43,919 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 05:35:43" (1/1) ... [2018-11-18 17:35:43,926 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 05:35:43" (1/1) ... [2018-11-18 17:35:43,928 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 05:35:43" (1/1) ... [2018-11-18 17:35:43,930 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-11-18 17:35:43,931 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-11-18 17:35:43,931 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-11-18 17:35:43,931 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-11-18 17:35:43,931 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 05:35:43" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_0f9d162c-844c-457e-94fb-a236d7830b98/bin-2019/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 [2018-11-18 17:35:43,967 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-11-18 17:35:43,967 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-11-18 17:35:45,479 INFO L278 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-11-18 17:35:45,479 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 18.11 05:35:45 BoogieIcfgContainer [2018-11-18 17:35:45,479 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-11-18 17:35:45,480 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2018-11-18 17:35:45,480 INFO L271 PluginConnector]: Initializing CodeCheck... [2018-11-18 17:35:45,489 INFO L276 PluginConnector]: CodeCheck initialized [2018-11-18 17:35:45,489 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 18.11 05:35:45" (1/1) ... [2018-11-18 17:35:45,498 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-18 17:35:45,515 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 17:35:45,519 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 11 states to 9 states and 11 transitions. [2018-11-18 17:35:45,520 INFO L276 IsEmpty]: Start isEmpty. Operand 9 states and 11 transitions. [2018-11-18 17:35:45,522 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2018-11-18 17:35:45,522 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 17:35:45,561 FATAL L292 ToolchainWalker]: The Plugin de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck has thrown an exception: java.lang.IllegalArgumentException: Indexed Sort BitVec undefined at de.uni_freiburg.informatik.ultimate.logic.SortSymbol.checkArity(SortSymbol.java:153) at de.uni_freiburg.informatik.ultimate.logic.SortSymbol.getSort(SortSymbol.java:177) at de.uni_freiburg.informatik.ultimate.logic.Theory.getSort(Theory.java:1243) at de.uni_freiburg.informatik.ultimate.logic.NoopScript.sort(NoopScript.java:287) at de.uni_freiburg.informatik.ultimate.modelcheckerutils.smt.TermTransferrer.transferSort(TermTransferrer.java:128) at de.uni_freiburg.informatik.ultimate.modelcheckerutils.smt.TermTransferrer.convertApplicationTerm(TermTransferrer.java:162) at de.uni_freiburg.informatik.ultimate.logic.TermTransformer$BuildApplicationTerm.walk(TermTransformer.java:320) at de.uni_freiburg.informatik.ultimate.logic.NonRecursive.run(NonRecursive.java:122) at de.uni_freiburg.informatik.ultimate.logic.NonRecursive.run(NonRecursive.java:113) at de.uni_freiburg.informatik.ultimate.logic.TermTransformer.transform(TermTransformer.java:253) at de.uni_freiburg.informatik.ultimate.modelcheckerutils.cfg.SmtSymbols.transferSymbols(SmtSymbols.java:129) at de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.CodeCheckObserver.process(CodeCheckObserver.java:449) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.CFGWalker.runObserver(CFGWalker.java:57) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.runObserver(BaseWalker.java:93) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.run(BaseWalker.java:86) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runObserver(PluginConnector.java:167) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runTool(PluginConnector.java:151) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.run(PluginConnector.java:128) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.executePluginConnector(ToolchainWalker.java:232) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.processPlugin(ToolchainWalker.java:226) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walkUnprotected(ToolchainWalker.java:142) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walk(ToolchainWalker.java:104) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainManager$Toolchain.processToolchain(ToolchainManager.java:316) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:55) [2018-11-18 17:35:45,566 INFO L168 Benchmark]: Toolchain (without parser) took 2000.93 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 132.1 MB). Free memory was 949.7 MB in the beginning and 889.4 MB in the end (delta: 60.4 MB). Peak memory consumption was 192.5 MB. Max. memory is 11.5 GB. [2018-11-18 17:35:45,567 INFO L168 Benchmark]: CDTParser took 0.16 ms. Allocated memory is still 1.0 GB. Free memory is still 978.7 MB. There was no memory consumed. Max. memory is 11.5 GB. [2018-11-18 17:35:45,568 INFO L168 Benchmark]: CACSL2BoogieTranslator took 251.33 ms. Allocated memory is still 1.0 GB. Free memory was 944.4 MB in the beginning and 928.3 MB in the end (delta: 16.1 MB). Peak memory consumption was 16.1 MB. Max. memory is 11.5 GB. [2018-11-18 17:35:45,568 INFO L168 Benchmark]: Boogie Procedure Inliner took 35.79 ms. Allocated memory is still 1.0 GB. Free memory is still 928.3 MB. There was no memory consumed. Max. memory is 11.5 GB. [2018-11-18 17:35:45,569 INFO L168 Benchmark]: Boogie Preprocessor took 77.08 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 132.1 MB). Free memory was 928.3 MB in the beginning and 1.1 GB in the end (delta: -191.1 MB). Peak memory consumption was 16.2 MB. Max. memory is 11.5 GB. [2018-11-18 17:35:45,569 INFO L168 Benchmark]: RCFGBuilder took 1549.03 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 896.1 MB in the end (delta: 223.2 MB). Peak memory consumption was 223.2 MB. Max. memory is 11.5 GB. [2018-11-18 17:35:45,570 INFO L168 Benchmark]: CodeCheck took 85.15 ms. Allocated memory is still 1.2 GB. Free memory was 896.1 MB in the beginning and 889.4 MB in the end (delta: 6.8 MB). Peak memory consumption was 6.8 MB. Max. memory is 11.5 GB. [2018-11-18 17:35:45,573 INFO L336 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck: - ExceptionOrErrorResult: IllegalArgumentException: Indexed Sort BitVec undefined de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck: IllegalArgumentException: Indexed Sort BitVec undefined: de.uni_freiburg.informatik.ultimate.logic.SortSymbol.checkArity(SortSymbol.java:153) * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.16 ms. Allocated memory is still 1.0 GB. Free memory is still 978.7 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 251.33 ms. Allocated memory is still 1.0 GB. Free memory was 944.4 MB in the beginning and 928.3 MB in the end (delta: 16.1 MB). Peak memory consumption was 16.1 MB. Max. memory is 11.5 GB. * Boogie Procedure Inliner took 35.79 ms. Allocated memory is still 1.0 GB. Free memory is still 928.3 MB. There was no memory consumed. Max. memory is 11.5 GB. * Boogie Preprocessor took 77.08 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 132.1 MB). Free memory was 928.3 MB in the beginning and 1.1 GB in the end (delta: -191.1 MB). Peak memory consumption was 16.2 MB. Max. memory is 11.5 GB. * RCFGBuilder took 1549.03 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 896.1 MB in the end (delta: 223.2 MB). Peak memory consumption was 223.2 MB. Max. memory is 11.5 GB. * CodeCheck took 85.15 ms. Allocated memory is still 1.2 GB. Free memory was 896.1 MB in the beginning and 889.4 MB in the end (delta: 6.8 MB). Peak memory consumption was 6.8 MB. Max. memory is 11.5 GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request...