./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/seq-mthreaded/pals_lcr-var-start-time.4_false-unreach-call.1.ufo.BOUNDED-8.pals_true-termination.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version aa418289 Calling Ultimate with: java -Dosgi.configuration.area=/tmp/vcloud-vcloud-master/worker/working_dir_70005727-0d1e-4756-9d85-5ef6044f98c8/bin-2019/ukojak/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/working_dir_70005727-0d1e-4756-9d85-5ef6044f98c8/bin-2019/ukojak/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/working_dir_70005727-0d1e-4756-9d85-5ef6044f98c8/bin-2019/ukojak/data -tc /tmp/vcloud-vcloud-master/worker/working_dir_70005727-0d1e-4756-9d85-5ef6044f98c8/bin-2019/ukojak/config/KojakReach.xml -i ../../sv-benchmarks/c/seq-mthreaded/pals_lcr-var-start-time.4_false-unreach-call.1.ufo.BOUNDED-8.pals_true-termination.c -s /tmp/vcloud-vcloud-master/worker/working_dir_70005727-0d1e-4756-9d85-5ef6044f98c8/bin-2019/ukojak/config/svcomp-Reach-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/working_dir_70005727-0d1e-4756-9d85-5ef6044f98c8/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 d6fc39c41c06c7ae6beaa03fe622faa9944187b4 ......................................................................................................................................................................................................................................................................................................................................................................................................... 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_70005727-0d1e-4756-9d85-5ef6044f98c8/bin-2019/ukojak/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/working_dir_70005727-0d1e-4756-9d85-5ef6044f98c8/bin-2019/ukojak/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/working_dir_70005727-0d1e-4756-9d85-5ef6044f98c8/bin-2019/ukojak/data -tc /tmp/vcloud-vcloud-master/worker/working_dir_70005727-0d1e-4756-9d85-5ef6044f98c8/bin-2019/ukojak/config/KojakReach.xml -i ../../sv-benchmarks/c/seq-mthreaded/pals_lcr-var-start-time.4_false-unreach-call.1.ufo.BOUNDED-8.pals_true-termination.c -s /tmp/vcloud-vcloud-master/worker/working_dir_70005727-0d1e-4756-9d85-5ef6044f98c8/bin-2019/ukojak/config/svcomp-Reach-32bit-Kojak_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/working_dir_70005727-0d1e-4756-9d85-5ef6044f98c8/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 d6fc39c41c06c7ae6beaa03fe622faa9944187b4 ............................................................................................................................................................................................................... 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-aa41828 [2018-11-23 12:42:55,951 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-11-23 12:42:55,953 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-11-23 12:42:55,961 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-11-23 12:42:55,962 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-11-23 12:42:55,962 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-11-23 12:42:55,963 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-11-23 12:42:55,965 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-11-23 12:42:55,967 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-11-23 12:42:55,967 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-11-23 12:42:55,968 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-11-23 12:42:55,968 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-11-23 12:42:55,969 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-11-23 12:42:55,969 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-11-23 12:42:55,970 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-11-23 12:42:55,972 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-11-23 12:42:55,972 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-11-23 12:42:55,973 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-11-23 12:42:55,975 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-11-23 12:42:55,977 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-11-23 12:42:55,978 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-11-23 12:42:55,979 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-11-23 12:42:55,980 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-11-23 12:42:55,980 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-11-23 12:42:55,981 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-11-23 12:42:55,981 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-11-23 12:42:55,983 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-11-23 12:42:55,983 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-11-23 12:42:55,984 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-11-23 12:42:55,985 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-11-23 12:42:55,985 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-11-23 12:42:55,985 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-11-23 12:42:55,985 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-11-23 12:42:55,986 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-11-23 12:42:55,987 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-11-23 12:42:55,987 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-11-23 12:42:55,988 INFO L98 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/working_dir_70005727-0d1e-4756-9d85-5ef6044f98c8/bin-2019/ukojak/config/svcomp-Reach-32bit-Kojak_Default.epf [2018-11-23 12:42:55,997 INFO L110 SettingsManager]: Loading preferences was successful [2018-11-23 12:42:55,998 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-11-23 12:42:55,998 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-11-23 12:42:55,998 INFO L133 SettingsManager]: * ... to procedures called more than once=ALWAYS [2018-11-23 12:42:55,999 INFO L131 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2018-11-23 12:42:55,999 INFO L133 SettingsManager]: * Create parallel compositions if possible=false [2018-11-23 12:42:55,999 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-11-23 12:42:55,999 INFO L133 SettingsManager]: * sizeof long=4 [2018-11-23 12:42:56,000 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2018-11-23 12:42:56,000 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-11-23 12:42:56,000 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-11-23 12:42:56,000 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-11-23 12:42:56,000 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-11-23 12:42:56,000 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-11-23 12:42:56,000 INFO L133 SettingsManager]: * sizeof long double=12 [2018-11-23 12:42:56,000 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-11-23 12:42:56,000 INFO L133 SettingsManager]: * Use constant arrays=true [2018-11-23 12:42:56,001 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-11-23 12:42:56,001 INFO L131 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2018-11-23 12:42:56,001 INFO L133 SettingsManager]: * Timeout in seconds=1000000 [2018-11-23 12:42:56,001 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-11-23 12:42:56,001 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-11-23 12:42:56,001 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2018-11-23 12:42:56,001 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-11-23 12:42:56,002 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-11-23 12:42:56,002 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-11-23 12:42:56,002 INFO L133 SettingsManager]: * Trace refinement strategy=PENGUIN [2018-11-23 12:42:56,002 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-11-23 12:42:56,002 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-11-23 12:42:56,002 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_70005727-0d1e-4756-9d85-5ef6044f98c8/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 -> d6fc39c41c06c7ae6beaa03fe622faa9944187b4 [2018-11-23 12:42:56,025 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-11-23 12:42:56,032 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-11-23 12:42:56,034 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-11-23 12:42:56,035 INFO L271 PluginConnector]: Initializing CDTParser... [2018-11-23 12:42:56,035 INFO L276 PluginConnector]: CDTParser initialized [2018-11-23 12:42:56,036 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/working_dir_70005727-0d1e-4756-9d85-5ef6044f98c8/bin-2019/ukojak/../../sv-benchmarks/c/seq-mthreaded/pals_lcr-var-start-time.4_false-unreach-call.1.ufo.BOUNDED-8.pals_true-termination.c [2018-11-23 12:42:56,071 INFO L221 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_70005727-0d1e-4756-9d85-5ef6044f98c8/bin-2019/ukojak/data/2096f0929/88391006549240b9a4225695b6b8c300/FLAG24cfe9cb6 [2018-11-23 12:42:56,495 INFO L307 CDTParser]: Found 1 translation units. [2018-11-23 12:42:56,496 INFO L161 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/working_dir_70005727-0d1e-4756-9d85-5ef6044f98c8/sv-benchmarks/c/seq-mthreaded/pals_lcr-var-start-time.4_false-unreach-call.1.ufo.BOUNDED-8.pals_true-termination.c [2018-11-23 12:42:56,502 INFO L355 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_70005727-0d1e-4756-9d85-5ef6044f98c8/bin-2019/ukojak/data/2096f0929/88391006549240b9a4225695b6b8c300/FLAG24cfe9cb6 [2018-11-23 12:42:56,512 INFO L363 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/working_dir_70005727-0d1e-4756-9d85-5ef6044f98c8/bin-2019/ukojak/data/2096f0929/88391006549240b9a4225695b6b8c300 [2018-11-23 12:42:56,514 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-11-23 12:42:56,515 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2018-11-23 12:42:56,516 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-11-23 12:42:56,516 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-11-23 12:42:56,518 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-11-23 12:42:56,519 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 12:42:56" (1/1) ... [2018-11-23 12:42:56,520 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@658711a2 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 12:42:56, skipping insertion in model container [2018-11-23 12:42:56,521 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 12:42:56" (1/1) ... [2018-11-23 12:42:56,527 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2018-11-23 12:42:56,551 INFO L176 MainTranslator]: Built tables and reachable declarations [2018-11-23 12:42:56,689 INFO L201 PostProcessor]: Analyzing one entry point: main [2018-11-23 12:42:56,694 INFO L191 MainTranslator]: Completed pre-run [2018-11-23 12:42:56,721 INFO L201 PostProcessor]: Analyzing one entry point: main [2018-11-23 12:42:56,769 INFO L195 MainTranslator]: Completed translation [2018-11-23 12:42:56,769 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 12:42:56 WrapperNode [2018-11-23 12:42:56,769 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-11-23 12:42:56,770 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2018-11-23 12:42:56,770 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2018-11-23 12:42:56,770 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2018-11-23 12:42:56,775 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 12:42:56" (1/1) ... [2018-11-23 12:42:56,782 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 12:42:56" (1/1) ... [2018-11-23 12:42:56,803 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2018-11-23 12:42:56,803 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-11-23 12:42:56,804 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-11-23 12:42:56,804 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-11-23 12:42:56,810 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 12:42:56" (1/1) ... [2018-11-23 12:42:56,810 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 12:42:56" (1/1) ... [2018-11-23 12:42:56,812 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 12:42:56" (1/1) ... [2018-11-23 12:42:56,812 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 12:42:56" (1/1) ... [2018-11-23 12:42:56,817 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 12:42:56" (1/1) ... [2018-11-23 12:42:56,823 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 12:42:56" (1/1) ... [2018-11-23 12:42:56,825 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 12:42:56" (1/1) ... [2018-11-23 12:42:56,828 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-11-23 12:42:56,828 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-11-23 12:42:56,828 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-11-23 12:42:56,828 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-11-23 12:42:56,829 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 12:42:56" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_70005727-0d1e-4756-9d85-5ef6044f98c8/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 [2018-11-23 12:42:56,866 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-11-23 12:42:56,866 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-11-23 12:42:58,099 INFO L275 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-11-23 12:42:58,100 INFO L280 CfgBuilder]: Removed 19 assue(true) statements. [2018-11-23 12:42:58,100 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 12:42:58 BoogieIcfgContainer [2018-11-23 12:42:58,100 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-11-23 12:42:58,100 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2018-11-23 12:42:58,100 INFO L271 PluginConnector]: Initializing CodeCheck... [2018-11-23 12:42:58,108 INFO L276 PluginConnector]: CodeCheck initialized [2018-11-23 12:42:58,108 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 12:42:58" (1/1) ... [2018-11-23 12:42:58,115 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-23 12:42:58,133 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 12:42:58,137 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8 states to 7 states and 8 transitions. [2018-11-23 12:42:58,138 INFO L276 IsEmpty]: Start isEmpty. Operand 7 states and 8 transitions. [2018-11-23 12:42:58,140 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-11-23 12:42:58,140 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 12:42:58,315 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 12:42:58,504 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-23 12:42:58,574 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 12:42:58,574 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 12 states to 9 states and 12 transitions. [2018-11-23 12:42:58,574 INFO L276 IsEmpty]: Start isEmpty. Operand 9 states and 12 transitions. [2018-11-23 12:42:58,575 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2018-11-23 12:42:58,575 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 12:42:58,732 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 12:42:59,085 WARN L180 SmtUtils]: Spent 151.00 ms on a formula simplification. DAG size of input: 126 DAG size of output: 76 [2018-11-23 12:42:59,303 WARN L180 SmtUtils]: Spent 197.00 ms on a formula simplification. DAG size of input: 136 DAG size of output: 100 [2018-11-23 12:42:59,519 WARN L180 SmtUtils]: Spent 183.00 ms on a formula simplification. DAG size of input: 149 DAG size of output: 101 [2018-11-23 12:42:59,521 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-23 12:42:59,895 WARN L180 SmtUtils]: Spent 126.00 ms on a formula simplification. DAG size of input: 96 DAG size of output: 94 [2018-11-23 12:43:00,104 WARN L180 SmtUtils]: Spent 115.00 ms on a formula simplification. DAG size of input: 98 DAG size of output: 96 [2018-11-23 12:43:00,664 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 12:43:00,665 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 23 states to 13 states and 23 transitions. [2018-11-23 12:43:00,665 INFO L276 IsEmpty]: Start isEmpty. Operand 13 states and 23 transitions. [2018-11-23 12:43:00,667 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2018-11-23 12:43:00,667 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 12:43:00,723 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 12:43:00,974 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 1 proven. 6 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-23 12:43:01,150 WARN L180 SmtUtils]: Spent 130.00 ms on a formula simplification. DAG size of input: 98 DAG size of output: 97 [2018-11-23 12:43:01,299 WARN L180 SmtUtils]: Spent 114.00 ms on a formula simplification. DAG size of input: 100 DAG size of output: 99 [2018-11-23 12:43:01,647 WARN L180 SmtUtils]: Spent 120.00 ms on a formula simplification. DAG size of input: 102 DAG size of output: 99 [2018-11-23 12:43:01,793 WARN L180 SmtUtils]: Spent 128.00 ms on a formula simplification. DAG size of input: 104 DAG size of output: 104 [2018-11-23 12:43:02,230 WARN L180 SmtUtils]: Spent 124.00 ms on a formula simplification. DAG size of input: 109 DAG size of output: 107 [2018-11-23 12:43:03,092 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 12:43:03,092 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 38 states to 18 states and 38 transitions. [2018-11-23 12:43:03,092 INFO L276 IsEmpty]: Start isEmpty. Operand 18 states and 38 transitions. [2018-11-23 12:43:03,093 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2018-11-23 12:43:03,093 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 12:43:03,317 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 12:43:04,802 WARN L180 SmtUtils]: Spent 667.00 ms on a formula simplification. DAG size of input: 220 DAG size of output: 84 [2018-11-23 12:43:08,743 WARN L180 SmtUtils]: Spent 3.47 s on a formula simplification. DAG size of input: 601 DAG size of output: 246 [2018-11-23 12:43:12,353 WARN L180 SmtUtils]: Spent 3.26 s on a formula simplification. DAG size of input: 615 DAG size of output: 262 [2018-11-23 12:43:16,316 WARN L180 SmtUtils]: Spent 3.26 s on a formula simplification. DAG size of input: 583 DAG size of output: 276 [2018-11-23 12:43:20,337 WARN L180 SmtUtils]: Spent 3.70 s on a formula simplification. DAG size of input: 585 DAG size of output: 276 [2018-11-23 12:43:20,393 INFO L134 CoverageAnalysis]: Checked inductivity of 15 backedges. 0 proven. 15 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-23 12:43:20,528 WARN L180 SmtUtils]: Spent 114.00 ms on a formula simplification. DAG size of input: 95 DAG size of output: 81 [2018-11-23 12:43:20,805 WARN L180 SmtUtils]: Spent 146.00 ms on a formula simplification. DAG size of input: 97 DAG size of output: 92 [2018-11-23 12:43:21,788 WARN L180 SmtUtils]: Spent 685.00 ms on a formula simplification. DAG size of input: 256 DAG size of output: 236 [2018-11-23 12:43:22,490 WARN L180 SmtUtils]: Spent 579.00 ms on a formula simplification. DAG size of input: 221 DAG size of output: 219 [2018-11-23 12:43:23,237 WARN L180 SmtUtils]: Spent 711.00 ms on a formula simplification. DAG size of input: 256 DAG size of output: 243 [2018-11-23 12:43:23,678 WARN L180 SmtUtils]: Spent 328.00 ms on a formula simplification that was a NOOP. DAG size: 236 [2018-11-23 12:43:24,108 WARN L180 SmtUtils]: Spent 307.00 ms on a formula simplification that was a NOOP. DAG size: 244 [2018-11-23 12:43:24,961 WARN L180 SmtUtils]: Spent 709.00 ms on a formula simplification. DAG size of input: 257 DAG size of output: 234 [2018-11-23 12:43:25,767 WARN L180 SmtUtils]: Spent 746.00 ms on a formula simplification. DAG size of input: 257 DAG size of output: 247 [2018-11-23 12:43:26,248 WARN L180 SmtUtils]: Spent 332.00 ms on a formula simplification that was a NOOP. DAG size: 234 [2018-11-23 12:43:26,733 WARN L180 SmtUtils]: Spent 338.00 ms on a formula simplification that was a NOOP. DAG size: 248 [2018-11-23 12:43:27,490 WARN L180 SmtUtils]: Spent 671.00 ms on a formula simplification. DAG size of input: 244 DAG size of output: 235 [2018-11-23 12:43:28,275 WARN L180 SmtUtils]: Spent 656.00 ms on a formula simplification. DAG size of input: 236 DAG size of output: 235 [2018-11-23 12:43:28,981 WARN L180 SmtUtils]: Spent 667.00 ms on a formula simplification. DAG size of input: 245 DAG size of output: 243 [2018-11-23 12:43:29,453 WARN L180 SmtUtils]: Spent 339.00 ms on a formula simplification that was a NOOP. DAG size: 236 [2018-11-23 12:43:30,016 WARN L180 SmtUtils]: Spent 385.00 ms on a formula simplification that was a NOOP. DAG size: 244 [2018-11-23 12:43:30,808 WARN L180 SmtUtils]: Spent 670.00 ms on a formula simplification. DAG size of input: 243 DAG size of output: 241 [2018-11-23 12:43:31,297 WARN L180 SmtUtils]: Spent 340.00 ms on a formula simplification that was a NOOP. DAG size: 242 [2018-11-23 12:43:32,262 WARN L180 SmtUtils]: Spent 872.00 ms on a formula simplification. DAG size of input: 285 DAG size of output: 261 [2018-11-23 12:43:33,171 WARN L180 SmtUtils]: Spent 722.00 ms on a formula simplification. DAG size of input: 247 DAG size of output: 239 [2018-11-23 12:43:34,081 WARN L180 SmtUtils]: Spent 841.00 ms on a formula simplification. DAG size of input: 277 DAG size of output: 275 [2018-11-23 12:43:34,597 WARN L180 SmtUtils]: Spent 346.00 ms on a formula simplification that was a NOOP. DAG size: 259 [2018-11-23 12:43:35,168 WARN L180 SmtUtils]: Spent 387.00 ms on a formula simplification that was a NOOP. DAG size: 276 [2018-11-23 12:43:36,132 WARN L180 SmtUtils]: Spent 810.00 ms on a formula simplification. DAG size of input: 286 DAG size of output: 265 [2018-11-23 12:43:36,951 WARN L180 SmtUtils]: Spent 643.00 ms on a formula simplification. DAG size of input: 247 DAG size of output: 242 [2018-11-23 12:43:37,931 WARN L180 SmtUtils]: Spent 906.00 ms on a formula simplification. DAG size of input: 283 DAG size of output: 282 [2018-11-23 12:43:38,916 WARN L180 SmtUtils]: Spent 810.00 ms on a formula simplification. DAG size of input: 265 DAG size of output: 264 [2018-11-23 12:43:39,560 WARN L180 SmtUtils]: Spent 458.00 ms on a formula simplification that was a NOOP. DAG size: 283 [2018-11-23 12:43:40,711 WARN L180 SmtUtils]: Spent 930.00 ms on a formula simplification. DAG size of input: 296 DAG size of output: 295 [2018-11-23 12:43:41,383 WARN L180 SmtUtils]: Spent 479.00 ms on a formula simplification that was a NOOP. DAG size: 296 [2018-11-23 12:43:41,748 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 12:43:41,749 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 66 states to 27 states and 66 transitions. [2018-11-23 12:43:41,749 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 66 transitions. [2018-11-23 12:43:41,749 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2018-11-23 12:43:41,749 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 12:43:42,028 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 12:43:43,342 INFO L134 CoverageAnalysis]: Checked inductivity of 15 backedges. 0 proven. 15 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-23 12:43:44,135 WARN L180 SmtUtils]: Spent 701.00 ms on a formula simplification. DAG size of input: 253 DAG size of output: 251 [2018-11-23 12:43:44,644 WARN L180 SmtUtils]: Spent 342.00 ms on a formula simplification that was a NOOP. DAG size: 252 [2018-11-23 12:43:45,008 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 12:43:45,008 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 68 states to 28 states and 68 transitions. [2018-11-23 12:43:45,009 INFO L276 IsEmpty]: Start isEmpty. Operand 28 states and 68 transitions. [2018-11-23 12:43:45,009 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2018-11-23 12:43:45,009 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 12:43:45,050 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 12:43:45,832 INFO L134 CoverageAnalysis]: Checked inductivity of 26 backedges. 1 proven. 25 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-23 12:43:47,072 WARN L180 SmtUtils]: Spent 784.00 ms on a formula simplification. DAG size of input: 271 DAG size of output: 262 [2018-11-23 12:43:47,947 WARN L180 SmtUtils]: Spent 712.00 ms on a formula simplification. DAG size of input: 273 DAG size of output: 264 [2018-11-23 12:43:48,499 WARN L180 SmtUtils]: Spent 355.00 ms on a formula simplification that was a NOOP. DAG size: 263 [2018-11-23 12:43:49,060 WARN L180 SmtUtils]: Spent 357.00 ms on a formula simplification that was a NOOP. DAG size: 265 [2018-11-23 12:43:49,998 WARN L180 SmtUtils]: Spent 787.00 ms on a formula simplification. DAG size of input: 271 DAG size of output: 268 [2018-11-23 12:43:50,943 WARN L180 SmtUtils]: Spent 855.00 ms on a formula simplification. DAG size of input: 273 DAG size of output: 269 [2018-11-23 12:43:51,990 WARN L180 SmtUtils]: Spent 829.00 ms on a formula simplification. DAG size of input: 269 DAG size of output: 268 [2018-11-23 12:43:52,637 WARN L180 SmtUtils]: Spent 430.00 ms on a formula simplification that was a NOOP. DAG size: 270 [2018-11-23 12:43:52,940 WARN L180 SmtUtils]: Spent 155.00 ms on a formula simplification. DAG size of input: 282 DAG size of output: 34 [2018-11-23 12:43:53,971 WARN L180 SmtUtils]: Spent 825.00 ms on a formula simplification. DAG size of input: 284 DAG size of output: 282 [2018-11-23 12:43:54,730 WARN L180 SmtUtils]: Spent 408.00 ms on a formula simplification that was a NOOP. DAG size: 282 [2018-11-23 12:43:54,997 WARN L180 SmtUtils]: Spent 104.00 ms on a formula simplification. DAG size of input: 286 DAG size of output: 31 [2018-11-23 12:43:55,674 WARN L180 SmtUtils]: Spent 471.00 ms on a formula simplification that was a NOOP. DAG size: 288 [2018-11-23 12:43:56,491 WARN L180 SmtUtils]: Spent 472.00 ms on a formula simplification that was a NOOP. DAG size: 289 [2018-11-23 12:43:56,713 WARN L180 SmtUtils]: Spent 119.00 ms on a formula simplification. DAG size of input: 299 DAG size of output: 46 [2018-11-23 12:43:57,318 WARN L180 SmtUtils]: Spent 505.00 ms on a formula simplification that was a NOOP. DAG size: 301 [2018-11-23 12:43:58,212 WARN L180 SmtUtils]: Spent 505.00 ms on a formula simplification that was a NOOP. DAG size: 302 [2018-11-23 12:43:58,301 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 12:43:58,302 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 87 states to 33 states and 87 transitions. [2018-11-23 12:43:58,302 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 87 transitions. [2018-11-23 12:43:58,302 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2018-11-23 12:43:58,302 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 12:43:58,925 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 12:44:08,972 WARN L180 SmtUtils]: Spent 6.44 s on a formula simplification. DAG size of input: 1031 DAG size of output: 284 [2018-11-23 12:44:19,913 WARN L180 SmtUtils]: Spent 9.90 s on a formula simplification. DAG size of input: 1069 DAG size of output: 379 [2018-11-23 12:44:33,927 WARN L180 SmtUtils]: Spent 12.86 s on a formula simplification. DAG size of input: 1187 DAG size of output: 599 [2018-11-23 12:44:44,169 WARN L180 SmtUtils]: Spent 9.20 s on a formula simplification. DAG size of input: 1046 DAG size of output: 481 [2018-11-23 12:44:51,455 WARN L180 SmtUtils]: Spent 6.26 s on a formula simplification. DAG size of input: 997 DAG size of output: 343 [2018-11-23 12:44:58,753 WARN L180 SmtUtils]: Spent 6.25 s on a formula simplification. DAG size of input: 979 DAG size of output: 342 [2018-11-23 12:44:58,783 INFO L134 CoverageAnalysis]: Checked inductivity of 40 backedges. 0 proven. 40 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-23 12:45:00,050 WARN L180 SmtUtils]: Spent 1.19 s on a formula simplification. DAG size of input: 354 DAG size of output: 195 [2018-11-23 12:45:01,599 WARN L180 SmtUtils]: Spent 1.24 s on a formula simplification. DAG size of input: 233 DAG size of output: 225 [2018-11-23 12:45:03,325 WARN L180 SmtUtils]: Spent 1.65 s on a formula simplification. DAG size of input: 348 DAG size of output: 280 [2018-11-23 12:45:03,987 WARN L180 SmtUtils]: Spent 412.00 ms on a formula simplification that was a NOOP. DAG size: 195 [2018-11-23 12:45:04,736 WARN L180 SmtUtils]: Spent 486.00 ms on a formula simplification that was a NOOP. DAG size: 279 [2018-11-23 12:45:06,108 WARN L180 SmtUtils]: Spent 1.20 s on a formula simplification. DAG size of input: 350 DAG size of output: 190 [2018-11-23 12:45:07,819 WARN L180 SmtUtils]: Spent 1.60 s on a formula simplification. DAG size of input: 344 DAG size of output: 278 [2018-11-23 12:45:08,342 WARN L180 SmtUtils]: Spent 291.00 ms on a formula simplification that was a NOOP. DAG size: 189 [2018-11-23 12:45:09,177 WARN L180 SmtUtils]: Spent 521.00 ms on a formula simplification that was a NOOP. DAG size: 277 [2018-11-23 12:45:12,032 WARN L180 SmtUtils]: Spent 2.68 s on a formula simplification. DAG size of input: 405 DAG size of output: 337 [2018-11-23 12:45:14,579 WARN L180 SmtUtils]: Spent 2.15 s on a formula simplification. DAG size of input: 304 DAG size of output: 294 [2018-11-23 12:45:17,745 WARN L180 SmtUtils]: Spent 3.06 s on a formula simplification. DAG size of input: 400 DAG size of output: 378 [2018-11-23 12:45:19,963 WARN L180 SmtUtils]: Spent 1.84 s on a formula simplification. DAG size of input: 336 DAG size of output: 335 [2018-11-23 12:45:22,277 WARN L180 SmtUtils]: Spent 1.96 s on a formula simplification. DAG size of input: 377 DAG size of output: 377 [2018-11-23 12:45:25,279 WARN L180 SmtUtils]: Spent 2.65 s on a formula simplification. DAG size of input: 404 DAG size of output: 336 [2018-11-23 12:45:28,524 WARN L180 SmtUtils]: Spent 3.11 s on a formula simplification. DAG size of input: 399 DAG size of output: 377 [2018-11-23 12:45:30,671 WARN L180 SmtUtils]: Spent 1.78 s on a formula simplification. DAG size of input: 335 DAG size of output: 335 [2018-11-23 12:45:32,830 WARN L180 SmtUtils]: Spent 1.79 s on a formula simplification. DAG size of input: 376 DAG size of output: 376 [2018-11-23 12:45:39,631 WARN L180 SmtUtils]: Spent 6.51 s on a formula simplification. DAG size of input: 628 DAG size of output: 579 [2018-11-23 12:45:45,121 WARN L180 SmtUtils]: Spent 4.93 s on a formula simplification. DAG size of input: 508 DAG size of output: 500 [2018-11-23 12:45:49,528 WARN L180 SmtUtils]: Spent 4.24 s on a formula simplification. DAG size of input: 621 DAG size of output: 601 [2018-11-23 12:45:55,381 WARN L180 SmtUtils]: Spent 5.30 s on a formula simplification. DAG size of input: 576 DAG size of output: 564 [2018-11-23 12:46:00,003 WARN L180 SmtUtils]: Spent 4.05 s on a formula simplification. DAG size of input: 602 DAG size of output: 598 [2018-11-23 12:46:07,778 WARN L180 SmtUtils]: Spent 6.51 s on a formula simplification. DAG size of input: 633 DAG size of output: 580 [2018-11-23 12:46:12,479 WARN L180 SmtUtils]: Spent 4.45 s on a formula simplification. DAG size of input: 626 DAG size of output: 607 [2018-11-23 12:46:18,473 WARN L180 SmtUtils]: Spent 5.37 s on a formula simplification. DAG size of input: 577 DAG size of output: 570 [2018-11-23 12:46:23,152 WARN L180 SmtUtils]: Spent 4.07 s on a formula simplification. DAG size of input: 608 DAG size of output: 604 [2018-11-23 12:46:27,010 WARN L180 SmtUtils]: Spent 3.15 s on a formula simplification. DAG size of input: 406 DAG size of output: 398 [2018-11-23 12:46:29,392 WARN L180 SmtUtils]: Spent 2.10 s on a formula simplification. DAG size of input: 446 DAG size of output: 420 [2018-11-23 12:46:30,953 WARN L180 SmtUtils]: Spent 1.07 s on a formula simplification. DAG size of input: 283 DAG size of output: 280 [2018-11-23 12:46:33,407 WARN L180 SmtUtils]: Spent 2.23 s on a formula simplification. DAG size of input: 443 DAG size of output: 440 [2018-11-23 12:46:36,102 WARN L180 SmtUtils]: Spent 2.14 s on a formula simplification. DAG size of input: 418 DAG size of output: 415 [2018-11-23 12:46:37,824 WARN L180 SmtUtils]: Spent 1.13 s on a formula simplification that was a NOOP. DAG size: 441 [2018-11-23 12:46:40,409 WARN L180 SmtUtils]: Spent 2.17 s on a formula simplification. DAG size of input: 454 DAG size of output: 416 [2018-11-23 12:46:41,840 WARN L180 SmtUtils]: Spent 974.00 ms on a formula simplification. DAG size of input: 286 DAG size of output: 274 [2018-11-23 12:46:44,425 WARN L180 SmtUtils]: Spent 2.38 s on a formula simplification. DAG size of input: 445 DAG size of output: 442 [2018-11-23 12:46:47,027 WARN L180 SmtUtils]: Spent 2.05 s on a formula simplification. DAG size of input: 414 DAG size of output: 411 [2018-11-23 12:46:48,793 WARN L180 SmtUtils]: Spent 1.18 s on a formula simplification that was a NOOP. DAG size: 443 [2018-11-23 12:46:51,771 WARN L180 SmtUtils]: Spent 2.45 s on a formula simplification. DAG size of input: 457 DAG size of output: 454 [2018-11-23 12:46:53,642 WARN L180 SmtUtils]: Spent 1.25 s on a formula simplification that was a NOOP. DAG size: 455 [2018-11-23 12:46:53,904 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 12:46:53,905 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 128 states to 45 states and 128 transitions. [2018-11-23 12:46:53,905 INFO L276 IsEmpty]: Start isEmpty. Operand 45 states and 128 transitions. [2018-11-23 12:46:53,906 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2018-11-23 12:46:53,906 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 12:46:54,521 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 12:46:57,094 INFO L134 CoverageAnalysis]: Checked inductivity of 40 backedges. 0 proven. 40 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-23 12:47:00,969 WARN L180 SmtUtils]: Spent 3.57 s on a formula simplification. DAG size of input: 525 DAG size of output: 404 [2018-11-23 12:47:04,170 WARN L180 SmtUtils]: Spent 3.07 s on a formula simplification. DAG size of input: 516 DAG size of output: 513 [2018-11-23 12:47:05,719 WARN L180 SmtUtils]: Spent 1.05 s on a formula simplification that was a NOOP. DAG size: 402 [2018-11-23 12:47:07,814 WARN L180 SmtUtils]: Spent 1.55 s on a formula simplification that was a NOOP. DAG size: 514 [2018-11-23 12:47:11,896 WARN L180 SmtUtils]: Spent 3.56 s on a formula simplification. DAG size of input: 523 DAG size of output: 402 [2018-11-23 12:47:15,176 WARN L180 SmtUtils]: Spent 3.11 s on a formula simplification. DAG size of input: 514 DAG size of output: 511 [2018-11-23 12:47:16,717 WARN L180 SmtUtils]: Spent 1.05 s on a formula simplification that was a NOOP. DAG size: 400 [2018-11-23 12:47:18,821 WARN L180 SmtUtils]: Spent 1.54 s on a formula simplification that was a NOOP. DAG size: 512 [2018-11-23 12:47:18,910 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 12:47:18,911 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 135 states to 47 states and 135 transitions. [2018-11-23 12:47:18,911 INFO L276 IsEmpty]: Start isEmpty. Operand 47 states and 135 transitions. [2018-11-23 12:47:18,911 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2018-11-23 12:47:18,912 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 12:47:19,434 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 12:47:21,780 INFO L134 CoverageAnalysis]: Checked inductivity of 40 backedges. 0 proven. 40 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-23 12:47:25,506 WARN L180 SmtUtils]: Spent 3.16 s on a formula simplification. DAG size of input: 523 DAG size of output: 520 [2018-11-23 12:47:27,685 WARN L180 SmtUtils]: Spent 1.57 s on a formula simplification that was a NOOP. DAG size: 521 [2018-11-23 12:47:28,165 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 12:47:28,166 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 137 states to 48 states and 137 transitions. [2018-11-23 12:47:28,166 INFO L276 IsEmpty]: Start isEmpty. Operand 48 states and 137 transitions. [2018-11-23 12:47:28,167 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2018-11-23 12:47:28,167 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 12:47:28,213 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 12:47:29,865 INFO L134 CoverageAnalysis]: Checked inductivity of 57 backedges. 9 proven. 45 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2018-11-23 12:47:32,668 WARN L180 SmtUtils]: Spent 2.10 s on a formula simplification. DAG size of input: 428 DAG size of output: 416 [2018-11-23 12:47:35,349 WARN L180 SmtUtils]: Spent 2.24 s on a formula simplification. DAG size of input: 430 DAG size of output: 417 [2018-11-23 12:47:37,010 WARN L180 SmtUtils]: Spent 1.05 s on a formula simplification that was a NOOP. DAG size: 417 [2018-11-23 12:47:38,664 WARN L180 SmtUtils]: Spent 1.05 s on a formula simplification that was a NOOP. DAG size: 418 [2018-11-23 12:47:41,183 WARN L180 SmtUtils]: Spent 2.19 s on a formula simplification. DAG size of input: 424 DAG size of output: 412 [2018-11-23 12:47:43,498 WARN L180 SmtUtils]: Spent 2.07 s on a formula simplification. DAG size of input: 426 DAG size of output: 413 [2018-11-23 12:47:45,133 WARN L180 SmtUtils]: Spent 1.03 s on a formula simplification that was a NOOP. DAG size: 413 [2018-11-23 12:47:46,781 WARN L180 SmtUtils]: Spent 1.00 s on a formula simplification that was a NOOP. DAG size: 414 [2018-11-23 12:47:47,575 WARN L180 SmtUtils]: Spent 389.00 ms on a formula simplification. DAG size of input: 444 DAG size of output: 29 [2018-11-23 12:47:50,464 WARN L180 SmtUtils]: Spent 2.30 s on a formula simplification. DAG size of input: 445 DAG size of output: 443 [2018-11-23 12:47:52,526 WARN L180 SmtUtils]: Spent 1.12 s on a formula simplification that was a NOOP. DAG size: 444 [2018-11-23 12:47:53,157 WARN L180 SmtUtils]: Spent 281.00 ms on a formula simplification. DAG size of input: 443 DAG size of output: 26 [2018-11-23 12:47:54,863 WARN L180 SmtUtils]: Spent 1.22 s on a formula simplification that was a NOOP. DAG size: 445 [2018-11-23 12:47:56,999 WARN L180 SmtUtils]: Spent 1.18 s on a formula simplification that was a NOOP. DAG size: 446 [2018-11-23 12:47:57,531 WARN L180 SmtUtils]: Spent 316.00 ms on a formula simplification. DAG size of input: 455 DAG size of output: 38 [2018-11-23 12:47:59,025 WARN L180 SmtUtils]: Spent 1.26 s on a formula simplification that was a NOOP. DAG size: 457 [2018-11-23 12:48:01,289 WARN L180 SmtUtils]: Spent 1.26 s on a formula simplification that was a NOOP. DAG size: 458 [2018-11-23 12:48:01,524 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 12:48:01,524 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 161 states to 53 states and 161 transitions. [2018-11-23 12:48:01,524 INFO L276 IsEmpty]: Start isEmpty. Operand 53 states and 161 transitions. [2018-11-23 12:48:01,525 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2018-11-23 12:48:01,525 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 12:48:02,467 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-11-23 12:48:03,060 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-11-23 12:48:13,169 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2018-11-23 12:48:13,196 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) [2018-11-23 12:48:13,198 INFO L168 Benchmark]: Toolchain (without parser) took 316683.51 ms. Allocated memory was 1.0 GB in the beginning and 1.4 GB in the end (delta: 397.4 MB). Free memory was 953.8 MB in the beginning and 1.0 GB in the end (delta: -85.0 MB). Peak memory consumption was 312.4 MB. Max. memory is 11.5 GB. [2018-11-23 12:48:13,199 INFO L168 Benchmark]: CDTParser took 0.11 ms. Allocated memory is still 1.0 GB. Free memory is still 980.1 MB. There was no memory consumed. Max. memory is 11.5 GB. [2018-11-23 12:48:13,199 INFO L168 Benchmark]: CACSL2BoogieTranslator took 253.74 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 162.5 MB). Free memory was 953.8 MB in the beginning and 1.2 GB in the end (delta: -206.3 MB). Peak memory consumption was 31.8 MB. Max. memory is 11.5 GB. [2018-11-23 12:48:13,200 INFO L168 Benchmark]: Boogie Procedure Inliner took 33.39 ms. Allocated memory is still 1.2 GB. Free memory was 1.2 GB in the beginning and 1.2 GB in the end (delta: 3.3 MB). Peak memory consumption was 3.3 MB. Max. memory is 11.5 GB. [2018-11-23 12:48:13,200 INFO L168 Benchmark]: Boogie Preprocessor took 24.51 ms. Allocated memory is still 1.2 GB. Free memory was 1.2 GB in the beginning and 1.2 GB in the end (delta: 3.3 MB). Peak memory consumption was 3.3 MB. Max. memory is 11.5 GB. [2018-11-23 12:48:13,200 INFO L168 Benchmark]: RCFGBuilder took 1271.93 ms. Allocated memory is still 1.2 GB. Free memory was 1.2 GB in the beginning and 905.5 MB in the end (delta: 247.9 MB). Peak memory consumption was 247.9 MB. Max. memory is 11.5 GB. [2018-11-23 12:48:13,200 INFO L168 Benchmark]: CodeCheck took 315097.51 ms. Allocated memory was 1.2 GB in the beginning and 1.4 GB in the end (delta: 234.9 MB). Free memory was 905.5 MB in the beginning and 1.0 GB in the end (delta: -133.3 MB). Peak memory consumption was 101.6 MB. Max. memory is 11.5 GB. [2018-11-23 12:48:13,202 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 0.11 ms. Allocated memory is still 1.0 GB. Free memory is still 980.1 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 253.74 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 162.5 MB). Free memory was 953.8 MB in the beginning and 1.2 GB in the end (delta: -206.3 MB). Peak memory consumption was 31.8 MB. Max. memory is 11.5 GB. * Boogie Procedure Inliner took 33.39 ms. Allocated memory is still 1.2 GB. Free memory was 1.2 GB in the beginning and 1.2 GB in the end (delta: 3.3 MB). Peak memory consumption was 3.3 MB. Max. memory is 11.5 GB. * Boogie Preprocessor took 24.51 ms. Allocated memory is still 1.2 GB. Free memory was 1.2 GB in the beginning and 1.2 GB in the end (delta: 3.3 MB). Peak memory consumption was 3.3 MB. Max. memory is 11.5 GB. * RCFGBuilder took 1271.93 ms. Allocated memory is still 1.2 GB. Free memory was 1.2 GB in the beginning and 905.5 MB in the end (delta: 247.9 MB). Peak memory consumption was 247.9 MB. Max. memory is 11.5 GB. * CodeCheck took 315097.51 ms. Allocated memory was 1.2 GB in the beginning and 1.4 GB in the end (delta: 234.9 MB). Free memory was 905.5 MB in the beginning and 1.0 GB in the end (delta: -133.3 MB). Peak memory consumption was 101.6 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-aa41828 [2018-11-23 12:48:14,568 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-11-23 12:48:14,569 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-11-23 12:48:14,576 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-11-23 12:48:14,576 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-11-23 12:48:14,577 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-11-23 12:48:14,578 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-11-23 12:48:14,578 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-11-23 12:48:14,579 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-11-23 12:48:14,580 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-11-23 12:48:14,580 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-11-23 12:48:14,581 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-11-23 12:48:14,581 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-11-23 12:48:14,582 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-11-23 12:48:14,583 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-11-23 12:48:14,583 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-11-23 12:48:14,584 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-11-23 12:48:14,585 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-11-23 12:48:14,587 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-11-23 12:48:14,588 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-11-23 12:48:14,588 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-11-23 12:48:14,589 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-11-23 12:48:14,591 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-11-23 12:48:14,591 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-11-23 12:48:14,591 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-11-23 12:48:14,592 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-11-23 12:48:14,592 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-11-23 12:48:14,593 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-11-23 12:48:14,593 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-11-23 12:48:14,594 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-11-23 12:48:14,594 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-11-23 12:48:14,595 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-11-23 12:48:14,595 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-11-23 12:48:14,595 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-11-23 12:48:14,596 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-11-23 12:48:14,596 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-11-23 12:48:14,596 INFO L98 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/working_dir_70005727-0d1e-4756-9d85-5ef6044f98c8/bin-2019/ukojak/config/svcomp-Reach-32bit-Kojak_Bitvector.epf [2018-11-23 12:48:14,607 INFO L110 SettingsManager]: Loading preferences was successful [2018-11-23 12:48:14,607 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-11-23 12:48:14,607 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-11-23 12:48:14,607 INFO L133 SettingsManager]: * ... to procedures called more than once=ALWAYS [2018-11-23 12:48:14,608 INFO L131 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2018-11-23 12:48:14,608 INFO L133 SettingsManager]: * Create parallel compositions if possible=false [2018-11-23 12:48:14,608 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-11-23 12:48:14,609 INFO L133 SettingsManager]: * sizeof long=4 [2018-11-23 12:48:14,609 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-11-23 12:48:14,609 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-11-23 12:48:14,609 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-11-23 12:48:14,609 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-11-23 12:48:14,609 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-11-23 12:48:14,609 INFO L133 SettingsManager]: * Use bitvectors instead of ints=true [2018-11-23 12:48:14,609 INFO L133 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2018-11-23 12:48:14,609 INFO L133 SettingsManager]: * sizeof long double=12 [2018-11-23 12:48:14,609 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-11-23 12:48:14,609 INFO L133 SettingsManager]: * Use constant arrays=true [2018-11-23 12:48:14,610 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-11-23 12:48:14,610 INFO L131 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2018-11-23 12:48:14,610 INFO L133 SettingsManager]: * Timeout in seconds=1000000 [2018-11-23 12:48:14,610 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-11-23 12:48:14,610 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-11-23 12:48:14,610 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2018-11-23 12:48:14,610 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-11-23 12:48:14,610 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-11-23 12:48:14,610 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-11-23 12:48:14,611 INFO L133 SettingsManager]: * Use separate solver for trace checks=false [2018-11-23 12:48:14,611 INFO L133 SettingsManager]: * Trace refinement strategy=WALRUS [2018-11-23 12:48:14,611 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-11-23 12:48:14,611 INFO L133 SettingsManager]: * Command for external solver=cvc4nyu --tear-down-incremental --rewrite-divk --print-success --lang smt [2018-11-23 12:48:14,611 INFO L133 SettingsManager]: * Logic for external solver=AUFBV [2018-11-23 12:48:14,611 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_70005727-0d1e-4756-9d85-5ef6044f98c8/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 -> d6fc39c41c06c7ae6beaa03fe622faa9944187b4 [2018-11-23 12:48:14,640 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-11-23 12:48:14,648 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-11-23 12:48:14,650 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-11-23 12:48:14,651 INFO L271 PluginConnector]: Initializing CDTParser... [2018-11-23 12:48:14,652 INFO L276 PluginConnector]: CDTParser initialized [2018-11-23 12:48:14,652 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/working_dir_70005727-0d1e-4756-9d85-5ef6044f98c8/bin-2019/ukojak/../../sv-benchmarks/c/seq-mthreaded/pals_lcr-var-start-time.4_false-unreach-call.1.ufo.BOUNDED-8.pals_true-termination.c [2018-11-23 12:48:14,687 INFO L221 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_70005727-0d1e-4756-9d85-5ef6044f98c8/bin-2019/ukojak/data/bd5bff36d/170ce3e048ba4272a4a62ad2d39db759/FLAG7d75dfaa8 [2018-11-23 12:48:15,097 INFO L307 CDTParser]: Found 1 translation units. [2018-11-23 12:48:15,097 INFO L161 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/working_dir_70005727-0d1e-4756-9d85-5ef6044f98c8/sv-benchmarks/c/seq-mthreaded/pals_lcr-var-start-time.4_false-unreach-call.1.ufo.BOUNDED-8.pals_true-termination.c [2018-11-23 12:48:15,104 INFO L355 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_70005727-0d1e-4756-9d85-5ef6044f98c8/bin-2019/ukojak/data/bd5bff36d/170ce3e048ba4272a4a62ad2d39db759/FLAG7d75dfaa8 [2018-11-23 12:48:15,112 INFO L363 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/working_dir_70005727-0d1e-4756-9d85-5ef6044f98c8/bin-2019/ukojak/data/bd5bff36d/170ce3e048ba4272a4a62ad2d39db759 [2018-11-23 12:48:15,115 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-11-23 12:48:15,115 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2018-11-23 12:48:15,116 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-11-23 12:48:15,116 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-11-23 12:48:15,118 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-11-23 12:48:15,119 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 12:48:15" (1/1) ... [2018-11-23 12:48:15,120 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@4ee470f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 12:48:15, skipping insertion in model container [2018-11-23 12:48:15,121 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 12:48:15" (1/1) ... [2018-11-23 12:48:15,128 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2018-11-23 12:48:15,156 INFO L176 MainTranslator]: Built tables and reachable declarations [2018-11-23 12:48:15,346 INFO L201 PostProcessor]: Analyzing one entry point: main [2018-11-23 12:48:15,353 INFO L191 MainTranslator]: Completed pre-run [2018-11-23 12:48:15,400 INFO L201 PostProcessor]: Analyzing one entry point: main [2018-11-23 12:48:15,413 INFO L195 MainTranslator]: Completed translation [2018-11-23 12:48:15,414 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 12:48:15 WrapperNode [2018-11-23 12:48:15,414 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-11-23 12:48:15,414 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2018-11-23 12:48:15,415 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2018-11-23 12:48:15,415 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2018-11-23 12:48:15,420 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 12:48:15" (1/1) ... [2018-11-23 12:48:15,427 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 12:48:15" (1/1) ... [2018-11-23 12:48:15,493 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2018-11-23 12:48:15,493 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-11-23 12:48:15,494 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-11-23 12:48:15,494 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-11-23 12:48:15,503 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 12:48:15" (1/1) ... [2018-11-23 12:48:15,503 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 12:48:15" (1/1) ... [2018-11-23 12:48:15,505 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 12:48:15" (1/1) ... [2018-11-23 12:48:15,506 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 12:48:15" (1/1) ... [2018-11-23 12:48:15,513 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 12:48:15" (1/1) ... [2018-11-23 12:48:15,520 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 12:48:15" (1/1) ... [2018-11-23 12:48:15,522 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 12:48:15" (1/1) ... [2018-11-23 12:48:15,524 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-11-23 12:48:15,524 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-11-23 12:48:15,525 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-11-23 12:48:15,525 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-11-23 12:48:15,525 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 12:48:15" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_70005727-0d1e-4756-9d85-5ef6044f98c8/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 [2018-11-23 12:48:15,560 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-11-23 12:48:15,560 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-11-23 12:48:17,318 INFO L275 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-11-23 12:48:17,318 INFO L280 CfgBuilder]: Removed 19 assue(true) statements. [2018-11-23 12:48:17,318 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 12:48:17 BoogieIcfgContainer [2018-11-23 12:48:17,318 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-11-23 12:48:17,319 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2018-11-23 12:48:17,319 INFO L271 PluginConnector]: Initializing CodeCheck... [2018-11-23 12:48:17,326 INFO L276 PluginConnector]: CodeCheck initialized [2018-11-23 12:48:17,326 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 12:48:17" (1/1) ... [2018-11-23 12:48:17,333 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-23 12:48:17,352 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 12:48:17,356 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8 states to 7 states and 8 transitions. [2018-11-23 12:48:17,356 INFO L276 IsEmpty]: Start isEmpty. Operand 7 states and 8 transitions. [2018-11-23 12:48:17,358 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-11-23 12:48:17,358 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 12:48:17,385 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) [2018-11-23 12:48:17,389 INFO L168 Benchmark]: Toolchain (without parser) took 2274.11 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 148.4 MB). Free memory was 953.2 MB in the beginning and 885.3 MB in the end (delta: 67.9 MB). Peak memory consumption was 216.3 MB. Max. memory is 11.5 GB. [2018-11-23 12:48:17,390 INFO L168 Benchmark]: CDTParser took 0.13 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. [2018-11-23 12:48:17,391 INFO L168 Benchmark]: CACSL2BoogieTranslator took 298.12 ms. Allocated memory is still 1.0 GB. Free memory was 953.2 MB in the beginning and 930.4 MB in the end (delta: 22.8 MB). Peak memory consumption was 22.8 MB. Max. memory is 11.5 GB. [2018-11-23 12:48:17,391 INFO L168 Benchmark]: Boogie Procedure Inliner took 78.83 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 148.4 MB). Free memory was 930.4 MB in the beginning and 1.1 GB in the end (delta: -212.7 MB). Peak memory consumption was 15.5 MB. Max. memory is 11.5 GB. [2018-11-23 12:48:17,392 INFO L168 Benchmark]: Boogie Preprocessor took 30.86 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 6.6 MB). Peak memory consumption was 6.6 MB. Max. memory is 11.5 GB. [2018-11-23 12:48:17,392 INFO L168 Benchmark]: RCFGBuilder took 1794.16 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 891.9 MB in the end (delta: 244.7 MB). Peak memory consumption was 244.7 MB. Max. memory is 11.5 GB. [2018-11-23 12:48:17,392 INFO L168 Benchmark]: CodeCheck took 69.57 ms. Allocated memory is still 1.2 GB. Free memory was 891.9 MB in the beginning and 885.3 MB in the end (delta: 6.6 MB). Peak memory consumption was 6.6 MB. Max. memory is 11.5 GB. [2018-11-23 12:48:17,395 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 0.13 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 298.12 ms. Allocated memory is still 1.0 GB. Free memory was 953.2 MB in the beginning and 930.4 MB in the end (delta: 22.8 MB). Peak memory consumption was 22.8 MB. Max. memory is 11.5 GB. * Boogie Procedure Inliner took 78.83 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 148.4 MB). Free memory was 930.4 MB in the beginning and 1.1 GB in the end (delta: -212.7 MB). Peak memory consumption was 15.5 MB. Max. memory is 11.5 GB. * Boogie Preprocessor took 30.86 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 6.6 MB). Peak memory consumption was 6.6 MB. Max. memory is 11.5 GB. * RCFGBuilder took 1794.16 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 891.9 MB in the end (delta: 244.7 MB). Peak memory consumption was 244.7 MB. Max. memory is 11.5 GB. * CodeCheck took 69.57 ms. Allocated memory is still 1.2 GB. Free memory was 891.9 MB in the beginning and 885.3 MB in the end (delta: 6.6 MB). Peak memory consumption was 6.6 MB. Max. memory is 11.5 GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request...