./Ultimate.py --spec ../../sv-benchmarks/c/ReachSafety.prp --file ../../sv-benchmarks/c/seq-mthreaded/pals_lcr-var-start-time.4_false-unreach-call.1.ufo.UNBOUNDED.pals.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_cb1a95af-67cd-4ad2-95fd-7f335e43edea/bin-2019/ukojak/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/working_dir_cb1a95af-67cd-4ad2-95fd-7f335e43edea/bin-2019/ukojak/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/working_dir_cb1a95af-67cd-4ad2-95fd-7f335e43edea/bin-2019/ukojak/data -tc /tmp/vcloud-vcloud-master/worker/working_dir_cb1a95af-67cd-4ad2-95fd-7f335e43edea/bin-2019/ukojak/config/KojakReach.xml -i ../../sv-benchmarks/c/seq-mthreaded/pals_lcr-var-start-time.4_false-unreach-call.1.ufo.UNBOUNDED.pals.c -s /tmp/vcloud-vcloud-master/worker/working_dir_cb1a95af-67cd-4ad2-95fd-7f335e43edea/bin-2019/ukojak/config/svcomp-Reach-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/working_dir_cb1a95af-67cd-4ad2-95fd-7f335e43edea/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 850d702f76c676e039419a710a30927f0b11322b .......................................................................................................................................................................................................................................................................................................................................................................... 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_cb1a95af-67cd-4ad2-95fd-7f335e43edea/bin-2019/ukojak/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/working_dir_cb1a95af-67cd-4ad2-95fd-7f335e43edea/bin-2019/ukojak/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/working_dir_cb1a95af-67cd-4ad2-95fd-7f335e43edea/bin-2019/ukojak/data -tc /tmp/vcloud-vcloud-master/worker/working_dir_cb1a95af-67cd-4ad2-95fd-7f335e43edea/bin-2019/ukojak/config/KojakReach.xml -i ../../sv-benchmarks/c/seq-mthreaded/pals_lcr-var-start-time.4_false-unreach-call.1.ufo.UNBOUNDED.pals.c -s /tmp/vcloud-vcloud-master/worker/working_dir_cb1a95af-67cd-4ad2-95fd-7f335e43edea/bin-2019/ukojak/config/svcomp-Reach-32bit-Kojak_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/working_dir_cb1a95af-67cd-4ad2-95fd-7f335e43edea/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 850d702f76c676e039419a710a30927f0b11322b ...................................................................................................................................................................................................................... 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 16:02:19,496 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-11-18 16:02:19,498 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-11-18 16:02:19,504 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-11-18 16:02:19,504 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-11-18 16:02:19,505 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-11-18 16:02:19,506 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-11-18 16:02:19,507 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-11-18 16:02:19,508 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-11-18 16:02:19,508 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-11-18 16:02:19,509 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-11-18 16:02:19,509 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-11-18 16:02:19,510 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-11-18 16:02:19,511 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-11-18 16:02:19,512 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-11-18 16:02:19,512 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-11-18 16:02:19,513 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-11-18 16:02:19,514 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-11-18 16:02:19,515 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-11-18 16:02:19,516 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-11-18 16:02:19,517 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-11-18 16:02:19,518 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-11-18 16:02:19,519 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-11-18 16:02:19,520 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-11-18 16:02:19,520 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-11-18 16:02:19,521 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-11-18 16:02:19,522 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-11-18 16:02:19,522 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-11-18 16:02:19,523 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-11-18 16:02:19,523 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-11-18 16:02:19,524 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-11-18 16:02:19,524 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-11-18 16:02:19,524 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-11-18 16:02:19,525 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-11-18 16:02:19,525 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-11-18 16:02:19,525 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-11-18 16:02:19,526 INFO L98 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/working_dir_cb1a95af-67cd-4ad2-95fd-7f335e43edea/bin-2019/ukojak/config/svcomp-Reach-32bit-Kojak_Default.epf [2018-11-18 16:02:19,534 INFO L110 SettingsManager]: Loading preferences was successful [2018-11-18 16:02:19,534 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-11-18 16:02:19,534 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-11-18 16:02:19,534 INFO L133 SettingsManager]: * to procedures, called more than once=true [2018-11-18 16:02:19,535 INFO L131 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2018-11-18 16:02:19,535 INFO L133 SettingsManager]: * Create parallel compositions if possible=false [2018-11-18 16:02:19,535 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-11-18 16:02:19,535 INFO L133 SettingsManager]: * sizeof long=4 [2018-11-18 16:02:19,535 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2018-11-18 16:02:19,535 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-11-18 16:02:19,535 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-11-18 16:02:19,536 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-11-18 16:02:19,536 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-11-18 16:02:19,536 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-11-18 16:02:19,536 INFO L133 SettingsManager]: * sizeof long double=12 [2018-11-18 16:02:19,536 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-11-18 16:02:19,536 INFO L133 SettingsManager]: * Use constant arrays=true [2018-11-18 16:02:19,536 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-11-18 16:02:19,536 INFO L131 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2018-11-18 16:02:19,537 INFO L133 SettingsManager]: * Timeout in seconds=1000000 [2018-11-18 16:02:19,537 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-11-18 16:02:19,537 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-11-18 16:02:19,537 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2018-11-18 16:02:19,537 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-11-18 16:02:19,537 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-11-18 16:02:19,537 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-11-18 16:02:19,537 INFO L133 SettingsManager]: * Trace refinement strategy=PENGUIN [2018-11-18 16:02:19,538 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-11-18 16:02:19,538 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-11-18 16:02:19,538 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_cb1a95af-67cd-4ad2-95fd-7f335e43edea/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 -> 850d702f76c676e039419a710a30927f0b11322b [2018-11-18 16:02:19,561 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-11-18 16:02:19,570 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-11-18 16:02:19,573 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-11-18 16:02:19,574 INFO L271 PluginConnector]: Initializing CDTParser... [2018-11-18 16:02:19,574 INFO L276 PluginConnector]: CDTParser initialized [2018-11-18 16:02:19,574 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/working_dir_cb1a95af-67cd-4ad2-95fd-7f335e43edea/bin-2019/ukojak/../../sv-benchmarks/c/seq-mthreaded/pals_lcr-var-start-time.4_false-unreach-call.1.ufo.UNBOUNDED.pals.c [2018-11-18 16:02:19,609 INFO L221 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_cb1a95af-67cd-4ad2-95fd-7f335e43edea/bin-2019/ukojak/data/6ac8bba9f/5907f66c97354119ae855d9dea135b82/FLAG3e08d59c3 [2018-11-18 16:02:20,028 INFO L307 CDTParser]: Found 1 translation units. [2018-11-18 16:02:20,029 INFO L161 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/working_dir_cb1a95af-67cd-4ad2-95fd-7f335e43edea/sv-benchmarks/c/seq-mthreaded/pals_lcr-var-start-time.4_false-unreach-call.1.ufo.UNBOUNDED.pals.c [2018-11-18 16:02:20,034 INFO L355 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_cb1a95af-67cd-4ad2-95fd-7f335e43edea/bin-2019/ukojak/data/6ac8bba9f/5907f66c97354119ae855d9dea135b82/FLAG3e08d59c3 [2018-11-18 16:02:20,042 INFO L363 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/working_dir_cb1a95af-67cd-4ad2-95fd-7f335e43edea/bin-2019/ukojak/data/6ac8bba9f/5907f66c97354119ae855d9dea135b82 [2018-11-18 16:02:20,044 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-11-18 16:02:20,045 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2018-11-18 16:02:20,046 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-11-18 16:02:20,046 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-11-18 16:02:20,049 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-11-18 16:02:20,049 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 18.11 04:02:20" (1/1) ... [2018-11-18 16:02:20,051 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@209e89ff and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 04:02:20, skipping insertion in model container [2018-11-18 16:02:20,051 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 18.11 04:02:20" (1/1) ... [2018-11-18 16:02:20,057 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2018-11-18 16:02:20,083 INFO L176 MainTranslator]: Built tables and reachable declarations [2018-11-18 16:02:20,218 INFO L201 PostProcessor]: Analyzing one entry point: main [2018-11-18 16:02:20,225 INFO L191 MainTranslator]: Completed pre-run [2018-11-18 16:02:20,263 INFO L201 PostProcessor]: Analyzing one entry point: main [2018-11-18 16:02:20,315 INFO L195 MainTranslator]: Completed translation [2018-11-18 16:02:20,315 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 04:02:20 WrapperNode [2018-11-18 16:02:20,315 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-11-18 16:02:20,316 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2018-11-18 16:02:20,316 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2018-11-18 16:02:20,316 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2018-11-18 16:02:20,323 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 04:02:20" (1/1) ... [2018-11-18 16:02:20,331 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 04:02:20" (1/1) ... [2018-11-18 16:02:20,352 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2018-11-18 16:02:20,353 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-11-18 16:02:20,353 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-11-18 16:02:20,353 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-11-18 16:02:20,361 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 04:02:20" (1/1) ... [2018-11-18 16:02:20,361 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 04:02:20" (1/1) ... [2018-11-18 16:02:20,363 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 04:02:20" (1/1) ... [2018-11-18 16:02:20,364 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 04:02:20" (1/1) ... [2018-11-18 16:02:20,368 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 04:02:20" (1/1) ... [2018-11-18 16:02:20,375 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 04:02:20" (1/1) ... [2018-11-18 16:02:20,377 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 04:02:20" (1/1) ... [2018-11-18 16:02:20,379 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-11-18 16:02:20,380 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-11-18 16:02:20,380 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-11-18 16:02:20,380 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-11-18 16:02:20,381 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 04:02:20" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_cb1a95af-67cd-4ad2-95fd-7f335e43edea/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 16:02:20,424 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-11-18 16:02:20,424 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-11-18 16:02:21,640 INFO L278 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-11-18 16:02:21,641 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 18.11 04:02:21 BoogieIcfgContainer [2018-11-18 16:02:21,641 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-11-18 16:02:21,641 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2018-11-18 16:02:21,641 INFO L271 PluginConnector]: Initializing CodeCheck... [2018-11-18 16:02:21,649 INFO L276 PluginConnector]: CodeCheck initialized [2018-11-18 16:02:21,649 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 18.11 04:02:21" (1/1) ... [2018-11-18 16:02:21,657 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-18 16:02:21,676 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 16:02:21,681 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 11 states to 9 states and 11 transitions. [2018-11-18 16:02:21,681 INFO L276 IsEmpty]: Start isEmpty. Operand 9 states and 11 transitions. [2018-11-18 16:02:21,683 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2018-11-18 16:02:21,683 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 16:02:21,849 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 16:02:22,032 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 16:02:22,093 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 16:02:22,093 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 12 states to 10 states and 12 transitions. [2018-11-18 16:02:22,094 INFO L276 IsEmpty]: Start isEmpty. Operand 10 states and 12 transitions. [2018-11-18 16:02:22,094 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2018-11-18 16:02:22,094 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 16:02:22,243 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 16:02:22,675 WARN L180 SmtUtils]: Spent 257.00 ms on a formula simplification. DAG size of input: 125 DAG size of output: 73 [2018-11-18 16:02:22,921 WARN L180 SmtUtils]: Spent 201.00 ms on a formula simplification. DAG size of input: 160 DAG size of output: 82 [2018-11-18 16:02:23,122 WARN L180 SmtUtils]: Spent 161.00 ms on a formula simplification. DAG size of input: 173 DAG size of output: 84 [2018-11-18 16:02:23,139 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 16:02:24,147 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 16:02:24,147 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 23 states to 16 states and 23 transitions. [2018-11-18 16:02:24,147 INFO L276 IsEmpty]: Start isEmpty. Operand 16 states and 23 transitions. [2018-11-18 16:02:24,147 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2018-11-18 16:02:24,148 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 16:02:24,264 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 16:02:24,545 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 16:02:24,744 WARN L180 SmtUtils]: Spent 154.00 ms on a formula simplification. DAG size of input: 86 DAG size of output: 83 [2018-11-18 16:02:24,932 WARN L180 SmtUtils]: Spent 129.00 ms on a formula simplification. DAG size of input: 87 DAG size of output: 84 [2018-11-18 16:02:25,380 WARN L180 SmtUtils]: Spent 108.00 ms on a formula simplification. DAG size of input: 90 DAG size of output: 90 [2018-11-18 16:02:25,785 WARN L180 SmtUtils]: Spent 101.00 ms on a formula simplification. DAG size of input: 94 DAG size of output: 92 [2018-11-18 16:02:26,479 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 16:02:26,480 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 37 states to 24 states and 37 transitions. [2018-11-18 16:02:26,480 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 37 transitions. [2018-11-18 16:02:26,482 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2018-11-18 16:02:26,482 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 16:02:26,986 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 16:02:28,193 WARN L180 SmtUtils]: Spent 324.00 ms on a formula simplification. DAG size of input: 208 DAG size of output: 84 [2018-11-18 16:02:30,248 WARN L180 SmtUtils]: Spent 1.79 s on a formula simplification. DAG size of input: 442 DAG size of output: 255 [2018-11-18 16:02:32,361 WARN L180 SmtUtils]: Spent 1.80 s on a formula simplification. DAG size of input: 461 DAG size of output: 259 [2018-11-18 16:02:34,157 WARN L180 SmtUtils]: Spent 1.53 s on a formula simplification. DAG size of input: 412 DAG size of output: 233 [2018-11-18 16:02:35,159 WARN L180 SmtUtils]: Spent 771.00 ms on a formula simplification. DAG size of input: 354 DAG size of output: 149 [2018-11-18 16:02:36,165 WARN L180 SmtUtils]: Spent 757.00 ms on a formula simplification. DAG size of input: 352 DAG size of output: 146 [2018-11-18 16:02:36,184 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 16:02:36,458 WARN L180 SmtUtils]: Spent 154.00 ms on a formula simplification. DAG size of input: 84 DAG size of output: 83 [2018-11-18 16:02:37,303 WARN L180 SmtUtils]: Spent 687.00 ms on a formula simplification. DAG size of input: 258 DAG size of output: 238 [2018-11-18 16:02:37,752 WARN L180 SmtUtils]: Spent 294.00 ms on a formula simplification that was a NOOP. DAG size: 238 [2018-11-18 16:02:38,521 WARN L180 SmtUtils]: Spent 733.00 ms on a formula simplification. DAG size of input: 259 DAG size of output: 254 [2018-11-18 16:02:38,963 WARN L180 SmtUtils]: Spent 331.00 ms on a formula simplification that was a NOOP. DAG size: 238 [2018-11-18 16:02:39,484 WARN L180 SmtUtils]: Spent 373.00 ms on a formula simplification that was a NOOP. DAG size: 255 [2018-11-18 16:02:40,266 WARN L180 SmtUtils]: Spent 657.00 ms on a formula simplification. DAG size of input: 261 DAG size of output: 244 [2018-11-18 16:02:40,729 WARN L180 SmtUtils]: Spent 309.00 ms on a formula simplification that was a NOOP. DAG size: 242 [2018-11-18 16:02:41,493 WARN L180 SmtUtils]: Spent 706.00 ms on a formula simplification. DAG size of input: 263 DAG size of output: 261 [2018-11-18 16:02:41,948 WARN L180 SmtUtils]: Spent 315.00 ms on a formula simplification that was a NOOP. DAG size: 245 [2018-11-18 16:02:42,475 WARN L180 SmtUtils]: Spent 365.00 ms on a formula simplification that was a NOOP. DAG size: 262 [2018-11-18 16:02:43,254 WARN L180 SmtUtils]: Spent 682.00 ms on a formula simplification. DAG size of input: 225 DAG size of output: 225 [2018-11-18 16:02:43,731 WARN L180 SmtUtils]: Spent 336.00 ms on a formula simplification that was a NOOP. DAG size: 218 [2018-11-18 16:02:44,423 WARN L180 SmtUtils]: Spent 657.00 ms on a formula simplification. DAG size of input: 227 DAG size of output: 227 [2018-11-18 16:02:44,888 WARN L180 SmtUtils]: Spent 341.00 ms on a formula simplification that was a NOOP. DAG size: 226 [2018-11-18 16:02:45,347 WARN L180 SmtUtils]: Spent 316.00 ms on a formula simplification that was a NOOP. DAG size: 228 [2018-11-18 16:02:46,157 WARN L180 SmtUtils]: Spent 682.00 ms on a formula simplification. DAG size of input: 223 DAG size of output: 223 [2018-11-18 16:02:46,865 WARN L180 SmtUtils]: Spent 657.00 ms on a formula simplification. DAG size of input: 225 DAG size of output: 225 [2018-11-18 16:02:47,350 WARN L180 SmtUtils]: Spent 347.00 ms on a formula simplification that was a NOOP. DAG size: 224 [2018-11-18 16:02:47,797 WARN L180 SmtUtils]: Spent 312.00 ms on a formula simplification that was a NOOP. DAG size: 226 [2018-11-18 16:02:48,205 WARN L180 SmtUtils]: Spent 306.00 ms on a formula simplification. DAG size of input: 178 DAG size of output: 141 [2018-11-18 16:02:48,486 WARN L180 SmtUtils]: Spent 161.00 ms on a formula simplification that was a NOOP. DAG size: 143 [2018-11-18 16:02:48,948 WARN L180 SmtUtils]: Spent 401.00 ms on a formula simplification. DAG size of input: 180 DAG size of output: 178 [2018-11-18 16:02:49,202 WARN L180 SmtUtils]: Spent 128.00 ms on a formula simplification that was a NOOP. DAG size: 141 [2018-11-18 16:02:49,548 WARN L180 SmtUtils]: Spent 200.00 ms on a formula simplification that was a NOOP. DAG size: 178 [2018-11-18 16:02:50,147 WARN L180 SmtUtils]: Spent 139.00 ms on a formula simplification that was a NOOP. DAG size: 139 [2018-11-18 16:02:50,417 WARN L180 SmtUtils]: Spent 212.00 ms on a formula simplification that was a NOOP. DAG size: 172 [2018-11-18 16:02:50,764 WARN L180 SmtUtils]: Spent 210.00 ms on a formula simplification that was a NOOP. DAG size: 173 [2018-11-18 16:02:51,066 WARN L180 SmtUtils]: Spent 232.00 ms on a formula simplification that was a NOOP. DAG size: 182 [2018-11-18 16:02:51,451 WARN L180 SmtUtils]: Spent 246.00 ms on a formula simplification that was a NOOP. DAG size: 183 [2018-11-18 16:02:51,550 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 16:02:51,550 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 64 states to 38 states and 64 transitions. [2018-11-18 16:02:51,550 INFO L276 IsEmpty]: Start isEmpty. Operand 38 states and 64 transitions. [2018-11-18 16:02:51,550 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2018-11-18 16:02:51,551 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 16:02:51,704 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 16:02:52,626 INFO L134 CoverageAnalysis]: Checked inductivity of 36 backedges. 11 proven. 25 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-18 16:02:53,155 WARN L180 SmtUtils]: Spent 130.00 ms on a formula simplification that was a NOOP. DAG size: 142 [2018-11-18 16:02:53,563 WARN L180 SmtUtils]: Spent 272.00 ms on a formula simplification. DAG size of input: 144 DAG size of output: 143 [2018-11-18 16:02:53,852 WARN L180 SmtUtils]: Spent 132.00 ms on a formula simplification that was a NOOP. DAG size: 143 [2018-11-18 16:02:54,135 WARN L180 SmtUtils]: Spent 131.00 ms on a formula simplification that was a NOOP. DAG size: 144 [2018-11-18 16:02:54,371 WARN L180 SmtUtils]: Spent 143.00 ms on a formula simplification that was a NOOP. DAG size: 140 [2018-11-18 16:02:54,727 WARN L180 SmtUtils]: Spent 298.00 ms on a formula simplification. DAG size of input: 142 DAG size of output: 141 [2018-11-18 16:02:55,039 WARN L180 SmtUtils]: Spent 143.00 ms on a formula simplification that was a NOOP. DAG size: 141 [2018-11-18 16:02:55,321 WARN L180 SmtUtils]: Spent 142.00 ms on a formula simplification that was a NOOP. DAG size: 142 [2018-11-18 16:02:56,074 WARN L180 SmtUtils]: Spent 447.00 ms on a formula simplification. DAG size of input: 193 DAG size of output: 191 [2018-11-18 16:02:56,574 WARN L180 SmtUtils]: Spent 229.00 ms on a formula simplification that was a NOOP. DAG size: 191 [2018-11-18 16:02:57,135 WARN L180 SmtUtils]: Spent 233.00 ms on a formula simplification that was a NOOP. DAG size: 185 [2018-11-18 16:02:57,631 WARN L180 SmtUtils]: Spent 236.00 ms on a formula simplification that was a NOOP. DAG size: 186 [2018-11-18 16:02:58,106 WARN L180 SmtUtils]: Spent 266.00 ms on a formula simplification that was a NOOP. DAG size: 195 [2018-11-18 16:02:58,652 WARN L180 SmtUtils]: Spent 253.00 ms on a formula simplification that was a NOOP. DAG size: 196 [2018-11-18 16:02:58,746 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 16:02:58,747 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 79 states to 45 states and 79 transitions. [2018-11-18 16:02:58,747 INFO L276 IsEmpty]: Start isEmpty. Operand 45 states and 79 transitions. [2018-11-18 16:02:58,747 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2018-11-18 16:02:58,747 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 16:03:00,475 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 16:03:08,134 WARN L180 SmtUtils]: Spent 1.91 s on a formula simplification. DAG size of input: 485 DAG size of output: 102 [2018-11-18 16:03:29,560 WARN L180 SmtUtils]: Spent 19.57 s on a formula simplification. DAG size of input: 1304 DAG size of output: 475 [2018-11-18 16:03:49,951 WARN L180 SmtUtils]: Spent 18.61 s on a formula simplification. DAG size of input: 1328 DAG size of output: 462 [2018-11-18 16:04:17,792 WARN L180 SmtUtils]: Spent 25.56 s on a formula simplification. DAG size of input: 1842 DAG size of output: 567 [2018-11-18 16:04:41,989 WARN L180 SmtUtils]: Spent 22.30 s on a formula simplification. DAG size of input: 1490 DAG size of output: 670 [2018-11-18 16:05:04,665 WARN L180 SmtUtils]: Spent 20.79 s on a formula simplification. DAG size of input: 1487 DAG size of output: 695 [2018-11-18 16:05:25,616 WARN L180 SmtUtils]: Spent 19.23 s on a formula simplification. DAG size of input: 1394 DAG size of output: 647 [2018-11-18 16:05:46,363 WARN L180 SmtUtils]: Spent 18.99 s on a formula simplification. DAG size of input: 1390 DAG size of output: 640 [2018-11-18 16:05:59,139 WARN L180 SmtUtils]: Spent 11.27 s on a formula simplification. DAG size of input: 1178 DAG size of output: 433 [2018-11-18 16:05:59,228 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 16:05:59,389 WARN L180 SmtUtils]: Spent 117.00 ms on a formula simplification. DAG size of input: 99 DAG size of output: 94 [2018-11-18 16:05:59,769 WARN L180 SmtUtils]: Spent 167.00 ms on a formula simplification. DAG size of input: 101 DAG size of output: 96 [2018-11-18 16:06:04,269 WARN L180 SmtUtils]: Spent 4.00 s on a formula simplification. DAG size of input: 533 DAG size of output: 431 [2018-11-18 16:06:08,473 WARN L180 SmtUtils]: Spent 3.61 s on a formula simplification. DAG size of input: 415 DAG size of output: 407 [2018-11-18 16:06:15,289 WARN L180 SmtUtils]: Spent 6.72 s on a formula simplification. DAG size of input: 530 DAG size of output: 471 [2018-11-18 16:06:18,963 WARN L180 SmtUtils]: Spent 3.31 s on a formula simplification. DAG size of input: 427 DAG size of output: 410 [2018-11-18 16:06:21,802 WARN L180 SmtUtils]: Spent 2.44 s on a formula simplification. DAG size of input: 465 DAG size of output: 461 [2018-11-18 16:06:26,795 WARN L180 SmtUtils]: Spent 4.72 s on a formula simplification. DAG size of input: 520 DAG size of output: 379 [2018-11-18 16:06:31,922 WARN L180 SmtUtils]: Spent 4.60 s on a formula simplification. DAG size of input: 399 DAG size of output: 379 [2018-11-18 16:06:36,927 WARN L180 SmtUtils]: Spent 4.84 s on a formula simplification. DAG size of input: 502 DAG size of output: 458 [2018-11-18 16:06:39,283 WARN L180 SmtUtils]: Spent 1.94 s on a formula simplification. DAG size of input: 370 DAG size of output: 366 [2018-11-18 16:06:44,455 WARN L180 SmtUtils]: Spent 4.75 s on a formula simplification. DAG size of input: 453 DAG size of output: 421 [2018-11-18 16:06:49,989 WARN L180 SmtUtils]: Spent 5.25 s on a formula simplification. DAG size of input: 573 DAG size of output: 477 [2018-11-18 16:06:55,056 WARN L180 SmtUtils]: Spent 4.47 s on a formula simplification. DAG size of input: 464 DAG size of output: 423 [2018-11-18 16:07:00,727 WARN L180 SmtUtils]: Spent 5.54 s on a formula simplification. DAG size of input: 533 DAG size of output: 517 [2018-11-18 16:07:05,514 WARN L180 SmtUtils]: Spent 4.32 s on a formula simplification. DAG size of input: 472 DAG size of output: 463 [2018-11-18 16:07:11,336 WARN L180 SmtUtils]: Spent 5.32 s on a formula simplification. DAG size of input: 515 DAG size of output: 507 [2018-11-18 16:07:16,976 WARN L180 SmtUtils]: Spent 5.22 s on a formula simplification. DAG size of input: 571 DAG size of output: 475 [2018-11-18 16:07:22,688 WARN L180 SmtUtils]: Spent 5.51 s on a formula simplification. DAG size of input: 531 DAG size of output: 515 [2018-11-18 16:07:27,544 WARN L180 SmtUtils]: Spent 4.34 s on a formula simplification. DAG size of input: 470 DAG size of output: 461 [2018-11-18 16:07:33,345 WARN L180 SmtUtils]: Spent 5.27 s on a formula simplification. DAG size of input: 513 DAG size of output: 505 [2018-11-18 16:07:39,605 WARN L180 SmtUtils]: Spent 5.87 s on a formula simplification. DAG size of input: 610 DAG size of output: 580 [2018-11-18 16:07:45,871 WARN L180 SmtUtils]: Spent 5.47 s on a formula simplification. DAG size of input: 566 DAG size of output: 561 [2018-11-18 16:07:50,896 WARN L180 SmtUtils]: Spent 4.83 s on a formula simplification. DAG size of input: 606 DAG size of output: 577 [2018-11-18 16:07:55,835 WARN L180 SmtUtils]: Spent 4.20 s on a formula simplification. DAG size of input: 579 DAG size of output: 578 [2018-11-18 16:08:00,809 WARN L180 SmtUtils]: Spent 4.25 s on a formula simplification. DAG size of input: 576 DAG size of output: 576 [2018-11-18 16:08:09,788 WARN L180 SmtUtils]: Spent 7.43 s on a formula simplification. DAG size of input: 633 DAG size of output: 570 [2018-11-18 16:08:17,501 WARN L180 SmtUtils]: Spent 6.85 s on a formula simplification. DAG size of input: 591 DAG size of output: 573 [2018-11-18 16:08:22,155 WARN L180 SmtUtils]: Spent 4.36 s on a formula simplification. DAG size of input: 616 DAG size of output: 595 [2018-11-18 16:08:27,073 WARN L180 SmtUtils]: Spent 4.14 s on a formula simplification. DAG size of input: 568 DAG size of output: 563 [2018-11-18 16:08:34,749 WARN L180 SmtUtils]: Spent 6.92 s on a formula simplification. DAG size of input: 594 DAG size of output: 592 [2018-11-18 16:08:41,874 WARN L180 SmtUtils]: Spent 6.73 s on a formula simplification. DAG size of input: 560 DAG size of output: 529 [2018-11-18 16:08:49,412 WARN L180 SmtUtils]: Spent 6.79 s on a formula simplification. DAG size of input: 537 DAG size of output: 531 [2018-11-18 16:08:53,104 WARN L180 SmtUtils]: Spent 3.51 s on a formula simplification. DAG size of input: 555 DAG size of output: 551 [2018-11-18 16:08:57,383 WARN L180 SmtUtils]: Spent 3.53 s on a formula simplification. DAG size of input: 528 DAG size of output: 521 [2018-11-18 16:09:01,846 WARN L180 SmtUtils]: Spent 3.79 s on a formula simplification. DAG size of input: 551 DAG size of output: 542 [2018-11-18 16:09:08,814 WARN L180 SmtUtils]: Spent 6.43 s on a formula simplification. DAG size of input: 553 DAG size of output: 526 [2018-11-18 16:09:16,133 WARN L180 SmtUtils]: Spent 6.53 s on a formula simplification. DAG size of input: 531 DAG size of output: 525 [2018-11-18 16:09:19,998 WARN L180 SmtUtils]: Spent 3.59 s on a formula simplification. DAG size of input: 548 DAG size of output: 548 [2018-11-18 16:09:24,326 WARN L180 SmtUtils]: Spent 3.54 s on a formula simplification. DAG size of input: 526 DAG size of output: 519 [2018-11-18 16:09:26,859 WARN L180 SmtUtils]: Spent 1.86 s on a formula simplification that was a NOOP. DAG size: 549 [2018-11-18 16:09:31,197 WARN L180 SmtUtils]: Spent 3.63 s on a formula simplification. DAG size of input: 554 DAG size of output: 554 [2018-11-18 16:09:33,761 WARN L180 SmtUtils]: Spent 1.89 s on a formula simplification that was a NOOP. DAG size: 555 [2018-11-18 16:09:37,842 WARN L180 SmtUtils]: Spent 3.26 s on a formula simplification. DAG size of input: 441 DAG size of output: 342 [2018-11-18 16:09:41,379 WARN L180 SmtUtils]: Spent 2.96 s on a formula simplification. DAG size of input: 356 DAG size of output: 341 [2018-11-18 16:09:44,133 WARN L180 SmtUtils]: Spent 2.49 s on a formula simplification. DAG size of input: 427 DAG size of output: 427 [2018-11-18 16:09:46,355 WARN L180 SmtUtils]: Spent 1.65 s on a formula simplification. DAG size of input: 339 DAG size of output: 339 [2018-11-18 16:09:48,251 WARN L180 SmtUtils]: Spent 1.25 s on a formula simplification that was a NOOP. DAG size: 428 [2018-11-18 16:09:51,662 WARN L180 SmtUtils]: Spent 2.59 s on a formula simplification. DAG size of input: 422 DAG size of output: 422 [2018-11-18 16:09:53,592 WARN L180 SmtUtils]: Spent 1.30 s on a formula simplification that was a NOOP. DAG size: 423 [2018-11-18 16:09:56,470 WARN L180 SmtUtils]: Spent 2.62 s on a formula simplification. DAG size of input: 432 DAG size of output: 432 [2018-11-18 16:09:58,370 WARN L180 SmtUtils]: Spent 1.31 s on a formula simplification that was a NOOP. DAG size: 433 [2018-11-18 16:09:58,653 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 16:09:58,653 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 126 states to 67 states and 126 transitions. [2018-11-18 16:09:58,653 INFO L276 IsEmpty]: Start isEmpty. Operand 67 states and 126 transitions. [2018-11-18 16:09:58,654 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2018-11-18 16:09:58,654 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 16:09:58,747 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 16:09:59,887 INFO L134 CoverageAnalysis]: Checked inductivity of 78 backedges. 19 proven. 52 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2018-11-18 16:10:01,800 WARN L180 SmtUtils]: Spent 1.61 s on a formula simplification. DAG size of input: 340 DAG size of output: 340 [2018-11-18 16:10:03,647 WARN L180 SmtUtils]: Spent 1.68 s on a formula simplification. DAG size of input: 342 DAG size of output: 341 [2018-11-18 16:10:05,016 WARN L180 SmtUtils]: Spent 793.00 ms on a formula simplification that was a NOOP. DAG size: 341 [2018-11-18 16:10:06,408 WARN L180 SmtUtils]: Spent 796.00 ms on a formula simplification that was a NOOP. DAG size: 342 [2018-11-18 16:10:09,649 WARN L180 SmtUtils]: Spent 2.95 s on a formula simplification. DAG size of input: 357 DAG size of output: 342 [2018-11-18 16:10:12,806 WARN L180 SmtUtils]: Spent 2.95 s on a formula simplification. DAG size of input: 359 DAG size of output: 343 [2018-11-18 16:10:14,980 WARN L180 SmtUtils]: Spent 1.60 s on a formula simplification. DAG size of input: 339 DAG size of output: 339 [2018-11-18 16:10:17,156 WARN L180 SmtUtils]: Spent 1.61 s on a formula simplification. DAG size of input: 340 DAG size of output: 340 [2018-11-18 16:10:17,913 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 16:10:17,914 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 129 states to 70 states and 129 transitions. [2018-11-18 16:10:17,914 INFO L276 IsEmpty]: Start isEmpty. Operand 70 states and 129 transitions. [2018-11-18 16:10:17,915 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 34 [2018-11-18 16:10:17,915 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 16:10:18,726 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-11-18 16:10:19,644 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-11-18 16:10:29,745 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2018-11-18 16:10:29,786 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 16:10:29,788 INFO L168 Benchmark]: Toolchain (without parser) took 489743.84 ms. Allocated memory was 1.0 GB in the beginning and 1.8 GB in the end (delta: 746.1 MB). Free memory was 958.2 MB in the beginning and 1.2 GB in the end (delta: -278.4 MB). Peak memory consumption was 467.7 MB. Max. memory is 11.5 GB. [2018-11-18 16:10:29,789 INFO L168 Benchmark]: CDTParser took 0.10 ms. Allocated memory is still 1.0 GB. Free memory is still 985.6 MB. There was no memory consumed. Max. memory is 11.5 GB. [2018-11-18 16:10:29,789 INFO L168 Benchmark]: CACSL2BoogieTranslator took 269.81 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 141.0 MB). Free memory was 958.2 MB in the beginning and 1.1 GB in the end (delta: -179.8 MB). Peak memory consumption was 31.6 MB. Max. memory is 11.5 GB. [2018-11-18 16:10:29,790 INFO L168 Benchmark]: Boogie Procedure Inliner took 36.63 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: 2.7 MB). Peak memory consumption was 2.7 MB. Max. memory is 11.5 GB. [2018-11-18 16:10:29,790 INFO L168 Benchmark]: Boogie Preprocessor took 26.96 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: 5.4 MB). Peak memory consumption was 5.4 MB. Max. memory is 11.5 GB. [2018-11-18 16:10:29,790 INFO L168 Benchmark]: RCFGBuilder took 1261.14 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 896.0 MB in the end (delta: 233.9 MB). Peak memory consumption was 233.9 MB. Max. memory is 11.5 GB. [2018-11-18 16:10:29,791 INFO L168 Benchmark]: CodeCheck took 488146.71 ms. Allocated memory was 1.2 GB in the beginning and 1.8 GB in the end (delta: 605.0 MB). Free memory was 896.0 MB in the beginning and 1.2 GB in the end (delta: -340.6 MB). Peak memory consumption was 264.5 MB. Max. memory is 11.5 GB. [2018-11-18 16:10:29,792 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 0.10 ms. Allocated memory is still 1.0 GB. Free memory is still 985.6 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 269.81 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 141.0 MB). Free memory was 958.2 MB in the beginning and 1.1 GB in the end (delta: -179.8 MB). Peak memory consumption was 31.6 MB. Max. memory is 11.5 GB. * Boogie Procedure Inliner took 36.63 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: 2.7 MB). Peak memory consumption was 2.7 MB. Max. memory is 11.5 GB. * Boogie Preprocessor took 26.96 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: 5.4 MB). Peak memory consumption was 5.4 MB. Max. memory is 11.5 GB. * RCFGBuilder took 1261.14 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 896.0 MB in the end (delta: 233.9 MB). Peak memory consumption was 233.9 MB. Max. memory is 11.5 GB. * CodeCheck took 488146.71 ms. Allocated memory was 1.2 GB in the beginning and 1.8 GB in the end (delta: 605.0 MB). Free memory was 896.0 MB in the beginning and 1.2 GB in the end (delta: -340.6 MB). Peak memory consumption was 264.5 MB. Max. memory is 11.5 GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. [MP z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Forcibly destroying the process Received shutdown request... ### Bit-precise run ### This is Ultimate 0.1.23-5842f4b [2018-11-18 16:10:31,222 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-11-18 16:10:31,223 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-11-18 16:10:31,232 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-11-18 16:10:31,232 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-11-18 16:10:31,233 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-11-18 16:10:31,234 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-11-18 16:10:31,235 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-11-18 16:10:31,236 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-11-18 16:10:31,237 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-11-18 16:10:31,237 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-11-18 16:10:31,237 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-11-18 16:10:31,238 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-11-18 16:10:31,239 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-11-18 16:10:31,240 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-11-18 16:10:31,240 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-11-18 16:10:31,241 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-11-18 16:10:31,242 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-11-18 16:10:31,243 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-11-18 16:10:31,245 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-11-18 16:10:31,245 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-11-18 16:10:31,246 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-11-18 16:10:31,248 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-11-18 16:10:31,248 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-11-18 16:10:31,248 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-11-18 16:10:31,249 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-11-18 16:10:31,250 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-11-18 16:10:31,250 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-11-18 16:10:31,251 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-11-18 16:10:31,252 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-11-18 16:10:31,252 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-11-18 16:10:31,253 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-11-18 16:10:31,253 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-11-18 16:10:31,253 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-11-18 16:10:31,253 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-11-18 16:10:31,254 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-11-18 16:10:31,254 INFO L98 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/working_dir_cb1a95af-67cd-4ad2-95fd-7f335e43edea/bin-2019/ukojak/config/svcomp-Reach-32bit-Kojak_Bitvector.epf [2018-11-18 16:10:31,265 INFO L110 SettingsManager]: Loading preferences was successful [2018-11-18 16:10:31,265 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-11-18 16:10:31,266 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-11-18 16:10:31,266 INFO L133 SettingsManager]: * to procedures, called more than once=true [2018-11-18 16:10:31,266 INFO L131 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2018-11-18 16:10:31,266 INFO L133 SettingsManager]: * Create parallel compositions if possible=false [2018-11-18 16:10:31,266 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-11-18 16:10:31,267 INFO L133 SettingsManager]: * sizeof long=4 [2018-11-18 16:10:31,267 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-11-18 16:10:31,267 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-11-18 16:10:31,267 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-11-18 16:10:31,267 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-11-18 16:10:31,267 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-11-18 16:10:31,267 INFO L133 SettingsManager]: * Use bitvectors instead of ints=true [2018-11-18 16:10:31,267 INFO L133 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2018-11-18 16:10:31,268 INFO L133 SettingsManager]: * sizeof long double=12 [2018-11-18 16:10:31,268 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-11-18 16:10:31,268 INFO L133 SettingsManager]: * Use constant arrays=true [2018-11-18 16:10:31,269 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-11-18 16:10:31,270 INFO L131 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2018-11-18 16:10:31,270 INFO L133 SettingsManager]: * Timeout in seconds=1000000 [2018-11-18 16:10:31,270 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-11-18 16:10:31,270 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-11-18 16:10:31,270 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2018-11-18 16:10:31,270 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-11-18 16:10:31,270 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-11-18 16:10:31,271 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-11-18 16:10:31,271 INFO L133 SettingsManager]: * Use separate solver for trace checks=false [2018-11-18 16:10:31,271 INFO L133 SettingsManager]: * Trace refinement strategy=WALRUS [2018-11-18 16:10:31,271 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-11-18 16:10:31,271 INFO L133 SettingsManager]: * Command for external solver=cvc4nyu --tear-down-incremental --rewrite-divk --print-success --lang smt [2018-11-18 16:10:31,271 INFO L133 SettingsManager]: * Logic for external solver=AUFBV [2018-11-18 16:10:31,271 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_cb1a95af-67cd-4ad2-95fd-7f335e43edea/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 -> 850d702f76c676e039419a710a30927f0b11322b [2018-11-18 16:10:31,300 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-11-18 16:10:31,309 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-11-18 16:10:31,312 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-11-18 16:10:31,313 INFO L271 PluginConnector]: Initializing CDTParser... [2018-11-18 16:10:31,313 INFO L276 PluginConnector]: CDTParser initialized [2018-11-18 16:10:31,314 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/working_dir_cb1a95af-67cd-4ad2-95fd-7f335e43edea/bin-2019/ukojak/../../sv-benchmarks/c/seq-mthreaded/pals_lcr-var-start-time.4_false-unreach-call.1.ufo.UNBOUNDED.pals.c [2018-11-18 16:10:31,353 INFO L221 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_cb1a95af-67cd-4ad2-95fd-7f335e43edea/bin-2019/ukojak/data/e1af45a1a/6fbe561d1e424731b79a06cad560204a/FLAGcc3ee888d [2018-11-18 16:10:31,761 INFO L307 CDTParser]: Found 1 translation units. [2018-11-18 16:10:31,762 INFO L161 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/working_dir_cb1a95af-67cd-4ad2-95fd-7f335e43edea/sv-benchmarks/c/seq-mthreaded/pals_lcr-var-start-time.4_false-unreach-call.1.ufo.UNBOUNDED.pals.c [2018-11-18 16:10:31,767 INFO L355 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_cb1a95af-67cd-4ad2-95fd-7f335e43edea/bin-2019/ukojak/data/e1af45a1a/6fbe561d1e424731b79a06cad560204a/FLAGcc3ee888d [2018-11-18 16:10:31,776 INFO L363 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/working_dir_cb1a95af-67cd-4ad2-95fd-7f335e43edea/bin-2019/ukojak/data/e1af45a1a/6fbe561d1e424731b79a06cad560204a [2018-11-18 16:10:31,779 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-11-18 16:10:31,780 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2018-11-18 16:10:31,781 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-11-18 16:10:31,781 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-11-18 16:10:31,783 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-11-18 16:10:31,783 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 18.11 04:10:31" (1/1) ... [2018-11-18 16:10:31,785 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@919e895 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 04:10:31, skipping insertion in model container [2018-11-18 16:10:31,785 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 18.11 04:10:31" (1/1) ... [2018-11-18 16:10:31,792 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2018-11-18 16:10:31,819 INFO L176 MainTranslator]: Built tables and reachable declarations [2018-11-18 16:10:31,985 INFO L201 PostProcessor]: Analyzing one entry point: main [2018-11-18 16:10:31,992 INFO L191 MainTranslator]: Completed pre-run [2018-11-18 16:10:32,032 INFO L201 PostProcessor]: Analyzing one entry point: main [2018-11-18 16:10:32,044 INFO L195 MainTranslator]: Completed translation [2018-11-18 16:10:32,045 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 04:10:32 WrapperNode [2018-11-18 16:10:32,045 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-11-18 16:10:32,045 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2018-11-18 16:10:32,045 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2018-11-18 16:10:32,045 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2018-11-18 16:10:32,050 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 04:10:32" (1/1) ... [2018-11-18 16:10:32,056 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 04:10:32" (1/1) ... [2018-11-18 16:10:32,113 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2018-11-18 16:10:32,113 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-11-18 16:10:32,113 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-11-18 16:10:32,113 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-11-18 16:10:32,119 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 04:10:32" (1/1) ... [2018-11-18 16:10:32,119 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 04:10:32" (1/1) ... [2018-11-18 16:10:32,121 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 04:10:32" (1/1) ... [2018-11-18 16:10:32,122 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 04:10:32" (1/1) ... [2018-11-18 16:10:32,129 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 04:10:32" (1/1) ... [2018-11-18 16:10:32,135 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 04:10:32" (1/1) ... [2018-11-18 16:10:32,137 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 04:10:32" (1/1) ... [2018-11-18 16:10:32,139 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-11-18 16:10:32,140 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-11-18 16:10:32,140 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-11-18 16:10:32,140 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-11-18 16:10:32,141 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 04:10:32" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_cb1a95af-67cd-4ad2-95fd-7f335e43edea/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 16:10:32,173 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-11-18 16:10:32,173 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-11-18 16:10:33,739 INFO L278 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-11-18 16:10:33,740 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 18.11 04:10:33 BoogieIcfgContainer [2018-11-18 16:10:33,740 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-11-18 16:10:33,740 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2018-11-18 16:10:33,740 INFO L271 PluginConnector]: Initializing CodeCheck... [2018-11-18 16:10:33,747 INFO L276 PluginConnector]: CodeCheck initialized [2018-11-18 16:10:33,747 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 18.11 04:10:33" (1/1) ... [2018-11-18 16:10:33,754 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-18 16:10:33,771 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 16:10:33,775 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 11 states to 9 states and 11 transitions. [2018-11-18 16:10:33,776 INFO L276 IsEmpty]: Start isEmpty. Operand 9 states and 11 transitions. [2018-11-18 16:10:33,777 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2018-11-18 16:10:33,777 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 16:10:33,809 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 16:10:33,813 INFO L168 Benchmark]: Toolchain (without parser) took 2033.92 ms. Allocated memory was 1.0 GB in the beginning and 1.1 GB in the end (delta: 112.7 MB). Free memory was 949.7 MB in the beginning and 845.5 MB in the end (delta: 104.2 MB). Peak memory consumption was 216.9 MB. Max. memory is 11.5 GB. [2018-11-18 16:10:33,814 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 16:10:33,815 INFO L168 Benchmark]: CACSL2BoogieTranslator took 264.55 ms. Allocated memory is still 1.0 GB. Free memory was 949.7 MB in the beginning and 928.3 MB in the end (delta: 21.5 MB). Peak memory consumption was 21.5 MB. Max. memory is 11.5 GB. [2018-11-18 16:10:33,815 INFO L168 Benchmark]: Boogie Procedure Inliner took 67.54 ms. Allocated memory was 1.0 GB in the beginning and 1.1 GB in the end (delta: 112.7 MB). Free memory was 928.3 MB in the beginning and 1.1 GB in the end (delta: -178.4 MB). Peak memory consumption was 15.9 MB. Max. memory is 11.5 GB. [2018-11-18 16:10:33,816 INFO L168 Benchmark]: Boogie Preprocessor took 26.43 ms. Allocated memory is still 1.1 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 6.9 MB). Peak memory consumption was 6.9 MB. Max. memory is 11.5 GB. [2018-11-18 16:10:33,816 INFO L168 Benchmark]: RCFGBuilder took 1600.27 ms. Allocated memory is still 1.1 GB. Free memory was 1.1 GB in the beginning and 852.4 MB in the end (delta: 247.4 MB). Peak memory consumption was 247.4 MB. Max. memory is 11.5 GB. [2018-11-18 16:10:33,817 INFO L168 Benchmark]: CodeCheck took 72.41 ms. Allocated memory is still 1.1 GB. Free memory was 852.4 MB in the beginning and 845.5 MB in the end (delta: 6.9 MB). Peak memory consumption was 6.9 MB. Max. memory is 11.5 GB. [2018-11-18 16:10:33,820 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 264.55 ms. Allocated memory is still 1.0 GB. Free memory was 949.7 MB in the beginning and 928.3 MB in the end (delta: 21.5 MB). Peak memory consumption was 21.5 MB. Max. memory is 11.5 GB. * Boogie Procedure Inliner took 67.54 ms. Allocated memory was 1.0 GB in the beginning and 1.1 GB in the end (delta: 112.7 MB). Free memory was 928.3 MB in the beginning and 1.1 GB in the end (delta: -178.4 MB). Peak memory consumption was 15.9 MB. Max. memory is 11.5 GB. * Boogie Preprocessor took 26.43 ms. Allocated memory is still 1.1 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 6.9 MB). Peak memory consumption was 6.9 MB. Max. memory is 11.5 GB. * RCFGBuilder took 1600.27 ms. Allocated memory is still 1.1 GB. Free memory was 1.1 GB in the beginning and 852.4 MB in the end (delta: 247.4 MB). Peak memory consumption was 247.4 MB. Max. memory is 11.5 GB. * CodeCheck took 72.41 ms. Allocated memory is still 1.1 GB. Free memory was 852.4 MB in the beginning and 845.5 MB in the end (delta: 6.9 MB). Peak memory consumption was 6.9 MB. Max. memory is 11.5 GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request...