./Ultimate.py --spec ../../sv-benchmarks/c/ReachSafety.prp --file ../../sv-benchmarks/c/product-lines/minepump_spec4_product32_true-unreach-call_false-termination.cil.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 1dbac8bc Calling Ultimate with: java -Dosgi.configuration.area=/tmp/vcloud-vcloud-master/worker/working_dir_8005d012-8556-41e4-bd78-5589483a4ae7/bin-2019/ukojak/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/working_dir_8005d012-8556-41e4-bd78-5589483a4ae7/bin-2019/ukojak/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/working_dir_8005d012-8556-41e4-bd78-5589483a4ae7/bin-2019/ukojak/data -tc /tmp/vcloud-vcloud-master/worker/working_dir_8005d012-8556-41e4-bd78-5589483a4ae7/bin-2019/ukojak/config/KojakReach.xml -i ../../sv-benchmarks/c/product-lines/minepump_spec4_product32_true-unreach-call_false-termination.cil.c -s /tmp/vcloud-vcloud-master/worker/working_dir_8005d012-8556-41e4-bd78-5589483a4ae7/bin-2019/ukojak/config/svcomp-Reach-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/working_dir_8005d012-8556-41e4-bd78-5589483a4ae7/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 bb510668f2dd04ac28a032bdee29cf8f22a1b5a1 ............................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................. Execution finished normally Writing output log to file Ultimate.log Result: TRUE --- Real Ultimate output --- This is Ultimate 0.1.23-1dbac8b [2018-11-10 13:13:51,611 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-11-10 13:13:51,612 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-11-10 13:13:51,621 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-11-10 13:13:51,621 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-11-10 13:13:51,621 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-11-10 13:13:51,622 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-11-10 13:13:51,623 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-11-10 13:13:51,625 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-11-10 13:13:51,625 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-11-10 13:13:51,626 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-11-10 13:13:51,626 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-11-10 13:13:51,627 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-11-10 13:13:51,627 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-11-10 13:13:51,628 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-11-10 13:13:51,629 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-11-10 13:13:51,629 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-11-10 13:13:51,630 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-11-10 13:13:51,631 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-11-10 13:13:51,632 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-11-10 13:13:51,632 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-11-10 13:13:51,633 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-11-10 13:13:51,635 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-11-10 13:13:51,635 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-11-10 13:13:51,635 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-11-10 13:13:51,636 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-11-10 13:13:51,636 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-11-10 13:13:51,637 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-11-10 13:13:51,637 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-11-10 13:13:51,638 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-11-10 13:13:51,638 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-11-10 13:13:51,639 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-11-10 13:13:51,639 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-11-10 13:13:51,639 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-11-10 13:13:51,640 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-11-10 13:13:51,640 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-11-10 13:13:51,641 INFO L98 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/working_dir_8005d012-8556-41e4-bd78-5589483a4ae7/bin-2019/ukojak/config/svcomp-Reach-32bit-Kojak_Default.epf [2018-11-10 13:13:51,648 INFO L110 SettingsManager]: Loading preferences was successful [2018-11-10 13:13:51,649 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-11-10 13:13:51,649 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-11-10 13:13:51,649 INFO L133 SettingsManager]: * to procedures, called more than once=true [2018-11-10 13:13:51,650 INFO L131 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2018-11-10 13:13:51,650 INFO L133 SettingsManager]: * Create parallel compositions if possible=false [2018-11-10 13:13:51,650 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-11-10 13:13:51,650 INFO L133 SettingsManager]: * sizeof long=4 [2018-11-10 13:13:51,651 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2018-11-10 13:13:51,651 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-11-10 13:13:51,651 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-11-10 13:13:51,651 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-11-10 13:13:51,651 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-11-10 13:13:51,651 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-11-10 13:13:51,651 INFO L133 SettingsManager]: * sizeof long double=12 [2018-11-10 13:13:51,652 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-11-10 13:13:51,652 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-11-10 13:13:51,652 INFO L131 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2018-11-10 13:13:51,652 INFO L133 SettingsManager]: * Timeout in seconds=1000000 [2018-11-10 13:13:51,652 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-11-10 13:13:51,652 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-11-10 13:13:51,653 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2018-11-10 13:13:51,653 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-11-10 13:13:51,653 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-11-10 13:13:51,653 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-11-10 13:13:51,653 INFO L133 SettingsManager]: * Trace refinement strategy=PENGUIN [2018-11-10 13:13:51,653 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-11-10 13:13:51,653 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-11-10 13:13:51,654 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_8005d012-8556-41e4-bd78-5589483a4ae7/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 -> bb510668f2dd04ac28a032bdee29cf8f22a1b5a1 [2018-11-10 13:13:51,677 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-11-10 13:13:51,685 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-11-10 13:13:51,688 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-11-10 13:13:51,689 INFO L271 PluginConnector]: Initializing CDTParser... [2018-11-10 13:13:51,690 INFO L276 PluginConnector]: CDTParser initialized [2018-11-10 13:13:51,690 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/working_dir_8005d012-8556-41e4-bd78-5589483a4ae7/bin-2019/ukojak/../../sv-benchmarks/c/product-lines/minepump_spec4_product32_true-unreach-call_false-termination.cil.c [2018-11-10 13:13:51,726 INFO L218 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_8005d012-8556-41e4-bd78-5589483a4ae7/bin-2019/ukojak/data/75016fa0b/6b0fe4993d454719a47d6c0ea1474311/FLAGb519d2ccc [2018-11-10 13:13:52,169 INFO L298 CDTParser]: Found 1 translation units. [2018-11-10 13:13:52,169 INFO L158 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/working_dir_8005d012-8556-41e4-bd78-5589483a4ae7/sv-benchmarks/c/product-lines/minepump_spec4_product32_true-unreach-call_false-termination.cil.c [2018-11-10 13:13:52,180 INFO L346 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_8005d012-8556-41e4-bd78-5589483a4ae7/bin-2019/ukojak/data/75016fa0b/6b0fe4993d454719a47d6c0ea1474311/FLAGb519d2ccc [2018-11-10 13:13:52,189 INFO L354 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/working_dir_8005d012-8556-41e4-bd78-5589483a4ae7/bin-2019/ukojak/data/75016fa0b/6b0fe4993d454719a47d6c0ea1474311 [2018-11-10 13:13:52,192 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-11-10 13:13:52,194 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2018-11-10 13:13:52,194 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-11-10 13:13:52,194 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-11-10 13:13:52,197 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-11-10 13:13:52,197 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 10.11 01:13:52" (1/1) ... [2018-11-10 13:13:52,199 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@70607c0e and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 01:13:52, skipping insertion in model container [2018-11-10 13:13:52,199 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 10.11 01:13:52" (1/1) ... [2018-11-10 13:13:52,206 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2018-11-10 13:13:52,237 INFO L174 MainTranslator]: Built tables and reachable declarations [2018-11-10 13:13:52,423 INFO L202 PostProcessor]: Analyzing one entry point: main [2018-11-10 13:13:52,432 INFO L189 MainTranslator]: Completed pre-run [2018-11-10 13:13:52,490 INFO L202 PostProcessor]: Analyzing one entry point: main [2018-11-10 13:13:52,569 INFO L193 MainTranslator]: Completed translation [2018-11-10 13:13:52,570 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 01:13:52 WrapperNode [2018-11-10 13:13:52,570 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-11-10 13:13:52,571 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2018-11-10 13:13:52,571 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2018-11-10 13:13:52,571 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2018-11-10 13:13:52,578 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 01:13:52" (1/1) ... [2018-11-10 13:13:52,592 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 01:13:52" (1/1) ... [2018-11-10 13:13:52,615 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2018-11-10 13:13:52,616 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-11-10 13:13:52,616 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-11-10 13:13:52,616 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-11-10 13:13:52,623 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 01:13:52" (1/1) ... [2018-11-10 13:13:52,623 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 01:13:52" (1/1) ... [2018-11-10 13:13:52,625 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 01:13:52" (1/1) ... [2018-11-10 13:13:52,625 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 01:13:52" (1/1) ... [2018-11-10 13:13:52,628 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 01:13:52" (1/1) ... [2018-11-10 13:13:52,632 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 01:13:52" (1/1) ... [2018-11-10 13:13:52,634 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 01:13:52" (1/1) ... [2018-11-10 13:13:52,635 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-11-10 13:13:52,636 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-11-10 13:13:52,636 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-11-10 13:13:52,636 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-11-10 13:13:52,636 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 01:13:52" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_8005d012-8556-41e4-bd78-5589483a4ae7/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 [2018-11-10 13:13:52,673 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.alloc [2018-11-10 13:13:52,673 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__base [2018-11-10 13:13:52,673 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__base [2018-11-10 13:13:52,673 INFO L130 BoogieDeclarations]: Found specification of procedure cleanup [2018-11-10 13:13:52,673 INFO L138 BoogieDeclarations]: Found implementation of procedure cleanup [2018-11-10 13:13:52,674 INFO L130 BoogieDeclarations]: Found specification of procedure timeShift [2018-11-10 13:13:52,674 INFO L138 BoogieDeclarations]: Found implementation of procedure timeShift [2018-11-10 13:13:52,674 INFO L130 BoogieDeclarations]: Found specification of procedure waterRise [2018-11-10 13:13:52,674 INFO L138 BoogieDeclarations]: Found implementation of procedure waterRise [2018-11-10 13:13:52,674 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__methaneQuery [2018-11-10 13:13:52,674 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__methaneQuery [2018-11-10 13:13:52,674 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneAlarm [2018-11-10 13:13:52,674 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneAlarm [2018-11-10 13:13:52,674 INFO L130 BoogieDeclarations]: Found specification of procedure deactivatePump [2018-11-10 13:13:52,675 INFO L138 BoogieDeclarations]: Found implementation of procedure deactivatePump [2018-11-10 13:13:52,675 INFO L130 BoogieDeclarations]: Found specification of procedure changeMethaneLevel [2018-11-10 13:13:52,675 INFO L138 BoogieDeclarations]: Found implementation of procedure changeMethaneLevel [2018-11-10 13:13:52,675 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-11-10 13:13:52,675 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-11-10 13:13:53,818 INFO L341 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-11-10 13:13:53,819 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 10.11 01:13:53 BoogieIcfgContainer [2018-11-10 13:13:53,819 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-11-10 13:13:53,819 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2018-11-10 13:13:53,819 INFO L271 PluginConnector]: Initializing CodeCheck... [2018-11-10 13:13:53,826 INFO L276 PluginConnector]: CodeCheck initialized [2018-11-10 13:13:53,826 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 10.11 01:13:53" (1/1) ... [2018-11-10 13:13:53,834 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-10 13:13:53,861 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 13:13:53,871 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 90 states to 66 states and 90 transitions. [2018-11-10 13:13:53,871 INFO L276 IsEmpty]: Start isEmpty. Operand 66 states and 90 transitions. [2018-11-10 13:13:53,877 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2018-11-10 13:13:53,877 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 13:13:53,974 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 13:13:54,028 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-10 13:13:54,037 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 13:13:54,038 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 87 states to 66 states and 87 transitions. [2018-11-10 13:13:54,038 INFO L276 IsEmpty]: Start isEmpty. Operand 66 states and 87 transitions. [2018-11-10 13:13:54,039 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2018-11-10 13:13:54,039 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 13:13:54,063 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 13:13:54,114 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-10 13:13:54,151 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 13:13:54,152 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 91 states to 69 states and 91 transitions. [2018-11-10 13:13:54,152 INFO L276 IsEmpty]: Start isEmpty. Operand 69 states and 91 transitions. [2018-11-10 13:13:54,152 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2018-11-10 13:13:54,153 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 13:13:54,174 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 13:13:54,209 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-10 13:13:54,242 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 13:13:54,243 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 99 states to 72 states and 99 transitions. [2018-11-10 13:13:54,243 INFO L276 IsEmpty]: Start isEmpty. Operand 72 states and 99 transitions. [2018-11-10 13:13:54,244 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2018-11-10 13:13:54,245 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 13:13:54,261 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 13:13:54,311 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-10 13:13:54,441 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 13:13:54,443 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 122 states to 84 states and 122 transitions. [2018-11-10 13:13:54,443 INFO L276 IsEmpty]: Start isEmpty. Operand 84 states and 122 transitions. [2018-11-10 13:13:54,444 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2018-11-10 13:13:54,444 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 13:13:54,459 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 13:13:54,478 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-10 13:13:54,498 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 13:13:54,499 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 123 states to 85 states and 123 transitions. [2018-11-10 13:13:54,499 INFO L276 IsEmpty]: Start isEmpty. Operand 85 states and 123 transitions. [2018-11-10 13:13:54,500 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2018-11-10 13:13:54,501 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 13:13:54,512 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 13:13:54,529 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-10 13:13:54,555 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 13:13:54,556 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 124 states to 86 states and 124 transitions. [2018-11-10 13:13:54,557 INFO L276 IsEmpty]: Start isEmpty. Operand 86 states and 124 transitions. [2018-11-10 13:13:54,558 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2018-11-10 13:13:54,560 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 13:13:54,571 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 13:13:54,620 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-10 13:13:54,961 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 13:13:54,962 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 159 states to 103 states and 159 transitions. [2018-11-10 13:13:54,962 INFO L276 IsEmpty]: Start isEmpty. Operand 103 states and 159 transitions. [2018-11-10 13:13:54,964 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2018-11-10 13:13:54,964 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 13:13:54,992 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 13:13:55,012 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-10 13:13:55,022 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 13:13:55,022 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 160 states to 104 states and 160 transitions. [2018-11-10 13:13:55,023 INFO L276 IsEmpty]: Start isEmpty. Operand 104 states and 160 transitions. [2018-11-10 13:13:55,024 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2018-11-10 13:13:55,024 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 13:13:55,032 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 13:13:55,058 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-10 13:13:55,065 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 13:13:55,066 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 161 states to 105 states and 161 transitions. [2018-11-10 13:13:55,066 INFO L276 IsEmpty]: Start isEmpty. Operand 105 states and 161 transitions. [2018-11-10 13:13:55,067 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2018-11-10 13:13:55,068 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 13:13:55,077 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 13:13:55,159 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-10 13:13:55,646 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 13:13:55,647 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 203 states to 121 states and 203 transitions. [2018-11-10 13:13:55,647 INFO L276 IsEmpty]: Start isEmpty. Operand 121 states and 203 transitions. [2018-11-10 13:13:55,648 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2018-11-10 13:13:55,648 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 13:13:55,660 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 13:13:55,700 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-10 13:13:55,830 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 13:13:55,831 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 210 states to 124 states and 210 transitions. [2018-11-10 13:13:55,831 INFO L276 IsEmpty]: Start isEmpty. Operand 124 states and 210 transitions. [2018-11-10 13:13:55,832 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2018-11-10 13:13:55,833 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 13:13:55,844 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 13:13:55,863 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-10 13:13:56,126 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 13:13:56,127 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 221 states to 128 states and 221 transitions. [2018-11-10 13:13:56,127 INFO L276 IsEmpty]: Start isEmpty. Operand 128 states and 221 transitions. [2018-11-10 13:13:56,128 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2018-11-10 13:13:56,128 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 13:13:56,140 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 13:13:56,195 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-10 13:13:56,526 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 13:13:56,527 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 245 states to 135 states and 241 transitions. [2018-11-10 13:13:56,527 INFO L276 IsEmpty]: Start isEmpty. Operand 135 states and 241 transitions. [2018-11-10 13:13:56,529 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2018-11-10 13:13:56,529 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 13:13:56,537 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 13:13:56,548 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-10 13:13:56,602 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 13:13:56,603 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 247 states to 137 states and 243 transitions. [2018-11-10 13:13:56,603 INFO L276 IsEmpty]: Start isEmpty. Operand 137 states and 243 transitions. [2018-11-10 13:13:56,604 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2018-11-10 13:13:56,604 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 13:13:56,613 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 13:13:56,685 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-10 13:13:56,845 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 13:13:56,846 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 255 states to 139 states and 248 transitions. [2018-11-10 13:13:56,847 INFO L276 IsEmpty]: Start isEmpty. Operand 139 states and 248 transitions. [2018-11-10 13:13:56,847 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2018-11-10 13:13:56,847 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 13:13:56,854 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 13:13:56,897 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-10 13:13:56,905 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 13:13:56,906 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 256 states to 137 states and 242 transitions. [2018-11-10 13:13:56,907 INFO L276 IsEmpty]: Start isEmpty. Operand 137 states and 242 transitions. [2018-11-10 13:13:56,907 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2018-11-10 13:13:56,907 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 13:13:56,914 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 13:13:56,924 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-10 13:13:57,008 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 13:13:57,009 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 256 states to 138 states and 242 transitions. [2018-11-10 13:13:57,009 INFO L276 IsEmpty]: Start isEmpty. Operand 138 states and 242 transitions. [2018-11-10 13:13:57,010 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2018-11-10 13:13:57,010 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 13:13:57,018 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 13:13:57,028 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-10 13:13:57,203 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 13:13:57,204 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 265 states to 141 states and 251 transitions. [2018-11-10 13:13:57,204 INFO L276 IsEmpty]: Start isEmpty. Operand 141 states and 251 transitions. [2018-11-10 13:13:57,206 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2018-11-10 13:13:57,206 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 13:13:57,215 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 13:13:57,275 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 7 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-10 13:13:57,658 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 13:13:57,659 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 294 states to 152 states and 280 transitions. [2018-11-10 13:13:57,659 INFO L276 IsEmpty]: Start isEmpty. Operand 152 states and 280 transitions. [2018-11-10 13:13:57,660 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 36 [2018-11-10 13:13:57,660 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 13:13:57,668 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 13:13:57,680 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 7 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-10 13:13:57,829 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 13:13:57,831 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 297 states to 153 states and 283 transitions. [2018-11-10 13:13:57,831 INFO L276 IsEmpty]: Start isEmpty. Operand 153 states and 283 transitions. [2018-11-10 13:13:57,832 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 36 [2018-11-10 13:13:57,833 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 13:13:57,841 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 13:13:57,853 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 7 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-10 13:13:58,034 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 13:13:58,035 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 307 states to 158 states and 293 transitions. [2018-11-10 13:13:58,035 INFO L276 IsEmpty]: Start isEmpty. Operand 158 states and 293 transitions. [2018-11-10 13:13:58,036 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 36 [2018-11-10 13:13:58,036 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 13:13:58,044 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 13:13:58,056 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 7 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-10 13:13:58,075 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 13:13:58,076 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 308 states to 159 states and 294 transitions. [2018-11-10 13:13:58,076 INFO L276 IsEmpty]: Start isEmpty. Operand 159 states and 294 transitions. [2018-11-10 13:13:58,077 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 43 [2018-11-10 13:13:58,077 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 13:13:58,085 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 13:13:58,096 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 7 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-10 13:13:58,245 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 13:13:58,246 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 310 states to 160 states and 296 transitions. [2018-11-10 13:13:58,246 INFO L276 IsEmpty]: Start isEmpty. Operand 160 states and 296 transitions. [2018-11-10 13:13:58,247 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 40 [2018-11-10 13:13:58,247 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 13:13:58,254 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 13:13:58,265 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 7 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-10 13:13:58,384 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 13:13:58,385 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 312 states to 161 states and 298 transitions. [2018-11-10 13:13:58,385 INFO L276 IsEmpty]: Start isEmpty. Operand 161 states and 298 transitions. [2018-11-10 13:13:58,385 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 41 [2018-11-10 13:13:58,385 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 13:13:58,390 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 13:13:58,397 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 7 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-10 13:13:58,525 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 13:13:58,545 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 313 states to 162 states and 299 transitions. [2018-11-10 13:13:58,545 INFO L276 IsEmpty]: Start isEmpty. Operand 162 states and 299 transitions. [2018-11-10 13:13:58,546 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2018-11-10 13:13:58,546 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 13:13:58,553 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 13:13:58,563 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 7 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-10 13:13:58,714 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 13:13:58,715 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 314 states to 163 states and 300 transitions. [2018-11-10 13:13:58,716 INFO L276 IsEmpty]: Start isEmpty. Operand 163 states and 300 transitions. [2018-11-10 13:13:58,716 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2018-11-10 13:13:58,717 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 13:13:58,725 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 13:13:58,741 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 0 proven. 4 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2018-11-10 13:13:59,322 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 13:13:59,324 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 364 states to 176 states and 350 transitions. [2018-11-10 13:13:59,324 INFO L276 IsEmpty]: Start isEmpty. Operand 176 states and 350 transitions. [2018-11-10 13:13:59,324 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2018-11-10 13:13:59,325 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 13:13:59,333 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 13:13:59,346 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 0 proven. 4 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2018-11-10 13:13:59,478 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 13:13:59,479 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 367 states to 179 states and 353 transitions. [2018-11-10 13:13:59,479 INFO L276 IsEmpty]: Start isEmpty. Operand 179 states and 353 transitions. [2018-11-10 13:13:59,480 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 38 [2018-11-10 13:13:59,480 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 13:13:59,484 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 13:13:59,737 INFO L134 CoverageAnalysis]: Checked inductivity of 15 backedges. 15 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-10 13:14:01,150 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 13:14:01,151 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 395 states to 187 states and 378 transitions. [2018-11-10 13:14:01,151 INFO L276 IsEmpty]: Start isEmpty. Operand 187 states and 378 transitions. [2018-11-10 13:14:01,152 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 40 [2018-11-10 13:14:01,152 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 13:14:01,159 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 13:14:01,173 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 0 proven. 4 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2018-11-10 13:14:01,187 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 13:14:01,188 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 396 states to 188 states and 379 transitions. [2018-11-10 13:14:01,189 INFO L276 IsEmpty]: Start isEmpty. Operand 188 states and 379 transitions. [2018-11-10 13:14:01,190 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 40 [2018-11-10 13:14:01,190 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 13:14:01,197 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 13:14:01,212 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 0 proven. 4 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2018-11-10 13:14:01,224 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 13:14:01,237 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 397 states to 189 states and 380 transitions. [2018-11-10 13:14:01,237 INFO L276 IsEmpty]: Start isEmpty. Operand 189 states and 380 transitions. [2018-11-10 13:14:01,237 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 41 [2018-11-10 13:14:01,238 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 13:14:01,244 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 13:14:01,254 INFO L134 CoverageAnalysis]: Checked inductivity of 15 backedges. 0 proven. 5 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2018-11-10 13:14:01,483 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 13:14:01,484 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 397 states to 190 states and 377 transitions. [2018-11-10 13:14:01,484 INFO L276 IsEmpty]: Start isEmpty. Operand 190 states and 377 transitions. [2018-11-10 13:14:01,485 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2018-11-10 13:14:01,485 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 13:14:01,491 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 13:14:01,498 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 13 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-10 13:14:02,447 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 13:14:02,448 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 445 states to 207 states and 421 transitions. [2018-11-10 13:14:02,449 INFO L276 IsEmpty]: Start isEmpty. Operand 207 states and 421 transitions. [2018-11-10 13:14:02,450 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 47 [2018-11-10 13:14:02,450 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 13:14:02,458 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 13:14:02,470 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 13 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-10 13:14:02,492 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 13:14:02,493 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 446 states to 208 states and 422 transitions. [2018-11-10 13:14:02,493 INFO L276 IsEmpty]: Start isEmpty. Operand 208 states and 422 transitions. [2018-11-10 13:14:02,494 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 47 [2018-11-10 13:14:02,495 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 13:14:02,503 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 13:14:02,516 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 13 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-10 13:14:02,529 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 13:14:02,531 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 447 states to 209 states and 423 transitions. [2018-11-10 13:14:02,531 INFO L276 IsEmpty]: Start isEmpty. Operand 209 states and 423 transitions. [2018-11-10 13:14:02,532 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 49 [2018-11-10 13:14:02,532 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 13:14:02,541 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 13:14:02,651 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 5 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2018-11-10 13:14:03,567 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 13:14:03,568 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 464 states to 214 states and 437 transitions. [2018-11-10 13:14:03,568 INFO L276 IsEmpty]: Start isEmpty. Operand 214 states and 437 transitions. [2018-11-10 13:14:03,570 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 50 [2018-11-10 13:14:03,570 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 13:14:03,577 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 13:14:03,656 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 5 proven. 0 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2018-11-10 13:14:03,807 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 13:14:03,808 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 463 states to 214 states and 436 transitions. [2018-11-10 13:14:03,809 INFO L276 IsEmpty]: Start isEmpty. Operand 214 states and 436 transitions. [2018-11-10 13:14:03,810 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 53 [2018-11-10 13:14:03,810 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 13:14:03,819 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 13:14:03,873 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 5 proven. 0 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2018-11-10 13:14:04,359 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 13:14:04,360 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 477 states to 218 states and 446 transitions. [2018-11-10 13:14:04,360 INFO L276 IsEmpty]: Start isEmpty. Operand 218 states and 446 transitions. [2018-11-10 13:14:04,361 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 50 [2018-11-10 13:14:04,361 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 13:14:04,367 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 13:14:04,410 INFO L134 CoverageAnalysis]: Checked inductivity of 15 backedges. 13 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2018-11-10 13:14:04,743 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 13:14:04,744 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 486 states to 221 states and 454 transitions. [2018-11-10 13:14:04,744 INFO L276 IsEmpty]: Start isEmpty. Operand 221 states and 454 transitions. [2018-11-10 13:14:04,745 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2018-11-10 13:14:04,745 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 13:14:04,752 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 13:14:04,887 INFO L134 CoverageAnalysis]: Checked inductivity of 15 backedges. 15 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-10 13:14:05,629 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 13:14:05,629 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 496 states to 224 states and 460 transitions. [2018-11-10 13:14:05,629 INFO L276 IsEmpty]: Start isEmpty. Operand 224 states and 460 transitions. [2018-11-10 13:14:05,630 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 53 [2018-11-10 13:14:05,630 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 13:14:05,636 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 13:14:05,694 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2018-11-10 13:14:06,032 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 13:14:06,033 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 494 states to 224 states and 452 transitions. [2018-11-10 13:14:06,033 INFO L276 IsEmpty]: Start isEmpty. Operand 224 states and 452 transitions. [2018-11-10 13:14:06,034 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 50 [2018-11-10 13:14:06,034 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 13:14:06,038 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 13:14:06,049 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 14 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-10 13:14:06,312 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 13:14:06,312 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 493 states to 224 states and 448 transitions. [2018-11-10 13:14:06,312 INFO L276 IsEmpty]: Start isEmpty. Operand 224 states and 448 transitions. [2018-11-10 13:14:06,313 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 49 [2018-11-10 13:14:06,313 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 13:14:06,319 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 13:14:06,329 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 14 proven. 0 refuted. 0 times theorem prover too weak. 16 trivial. 0 not checked. [2018-11-10 13:14:06,544 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 13:14:06,545 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 501 states to 229 states and 456 transitions. [2018-11-10 13:14:06,545 INFO L276 IsEmpty]: Start isEmpty. Operand 229 states and 456 transitions. [2018-11-10 13:14:06,546 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2018-11-10 13:14:06,546 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 13:14:06,558 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 13:14:06,569 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 14 proven. 0 refuted. 0 times theorem prover too weak. 16 trivial. 0 not checked. [2018-11-10 13:14:06,591 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 13:14:06,592 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 501 states to 227 states and 452 transitions. [2018-11-10 13:14:06,592 INFO L276 IsEmpty]: Start isEmpty. Operand 227 states and 452 transitions. [2018-11-10 13:14:06,592 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2018-11-10 13:14:06,593 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 13:14:06,600 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 13:14:06,611 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 14 proven. 0 refuted. 0 times theorem prover too weak. 16 trivial. 0 not checked. [2018-11-10 13:14:06,633 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 13:14:06,634 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 502 states to 224 states and 444 transitions. [2018-11-10 13:14:06,634 INFO L276 IsEmpty]: Start isEmpty. Operand 224 states and 444 transitions. [2018-11-10 13:14:06,635 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2018-11-10 13:14:06,635 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 13:14:06,642 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 13:14:06,653 INFO L134 CoverageAnalysis]: Checked inductivity of 29 backedges. 14 proven. 0 refuted. 0 times theorem prover too weak. 15 trivial. 0 not checked. [2018-11-10 13:14:06,702 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 13:14:06,703 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 499 states to 207 states and 409 transitions. [2018-11-10 13:14:06,703 INFO L276 IsEmpty]: Start isEmpty. Operand 207 states and 409 transitions. [2018-11-10 13:14:06,704 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 59 [2018-11-10 13:14:06,704 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 13:14:06,710 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 13:14:06,721 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 27 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2018-11-10 13:14:07,149 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 13:14:07,150 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 516 states to 216 states and 426 transitions. [2018-11-10 13:14:07,150 INFO L276 IsEmpty]: Start isEmpty. Operand 216 states and 426 transitions. [2018-11-10 13:14:07,150 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 59 [2018-11-10 13:14:07,150 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 13:14:07,156 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 13:14:07,185 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 27 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2018-11-10 13:14:07,541 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 13:14:07,541 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 518 states to 219 states and 428 transitions. [2018-11-10 13:14:07,542 INFO L276 IsEmpty]: Start isEmpty. Operand 219 states and 428 transitions. [2018-11-10 13:14:07,542 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 62 [2018-11-10 13:14:07,542 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 13:14:07,547 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 13:14:07,556 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 27 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2018-11-10 13:14:07,587 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 13:14:07,588 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 519 states to 220 states and 429 transitions. [2018-11-10 13:14:07,588 INFO L276 IsEmpty]: Start isEmpty. Operand 220 states and 429 transitions. [2018-11-10 13:14:07,589 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 62 [2018-11-10 13:14:07,589 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 13:14:07,595 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 13:14:07,606 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 27 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2018-11-10 13:14:08,229 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 13:14:08,230 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 535 states to 224 states and 442 transitions. [2018-11-10 13:14:08,230 INFO L276 IsEmpty]: Start isEmpty. Operand 224 states and 442 transitions. [2018-11-10 13:14:08,231 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 70 [2018-11-10 13:14:08,231 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 13:14:08,238 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 13:14:08,250 INFO L134 CoverageAnalysis]: Checked inductivity of 40 backedges. 14 proven. 0 refuted. 0 times theorem prover too weak. 26 trivial. 0 not checked. [2018-11-10 13:14:08,376 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 13:14:08,377 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 536 states to 224 states and 439 transitions. [2018-11-10 13:14:08,377 INFO L276 IsEmpty]: Start isEmpty. Operand 224 states and 439 transitions. [2018-11-10 13:14:08,378 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 75 [2018-11-10 13:14:08,378 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 13:14:08,383 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 13:14:08,431 INFO L134 CoverageAnalysis]: Checked inductivity of 51 backedges. 28 proven. 7 refuted. 0 times theorem prover too weak. 16 trivial. 0 not checked. [2018-11-10 13:14:08,934 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 13:14:08,935 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 539 states to 223 states and 430 transitions. [2018-11-10 13:14:08,935 INFO L276 IsEmpty]: Start isEmpty. Operand 223 states and 430 transitions. [2018-11-10 13:14:08,935 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 72 [2018-11-10 13:14:08,935 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 13:14:08,944 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 13:14:09,193 INFO L134 CoverageAnalysis]: Checked inductivity of 55 backedges. 29 proven. 13 refuted. 0 times theorem prover too weak. 13 trivial. 0 not checked. [2018-11-10 13:14:10,568 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 13:14:10,569 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 597 states to 138 states and 229 transitions. [2018-11-10 13:14:10,569 INFO L276 IsEmpty]: Start isEmpty. Operand 138 states and 229 transitions. [2018-11-10 13:14:10,570 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2018-11-10 13:14:10,570 WARN L425 CodeCheckObserver]: This Program is SAFE, Check terminated with 54 iterations. [2018-11-10 13:14:10,577 INFO L778 CodeCheckObserver]: All specifications hold 1 specifications checked. All of them hold [2018-11-10 13:14:10,826 INFO L582 CodeCheckObserver]: Invariant with dag size 1 [2018-11-10 13:14:10,828 INFO L582 CodeCheckObserver]: Invariant with dag size 1 [2018-11-10 13:14:10,829 INFO L582 CodeCheckObserver]: Invariant with dag size 1 [2018-11-10 13:14:10,829 INFO L582 CodeCheckObserver]: Invariant with dag size 1 [2018-11-10 13:14:10,829 INFO L582 CodeCheckObserver]: Invariant with dag size 17 [2018-11-10 13:14:10,832 INFO L582 CodeCheckObserver]: Invariant with dag size 1 [2018-11-10 13:14:10,832 INFO L582 CodeCheckObserver]: Invariant with dag size 1 [2018-11-10 13:14:10,833 INFO L582 CodeCheckObserver]: Invariant with dag size 1 [2018-11-10 13:14:10,833 INFO L582 CodeCheckObserver]: Invariant with dag size 1 [2018-11-10 13:14:10,833 INFO L582 CodeCheckObserver]: Invariant with dag size 1 [2018-11-10 13:14:10,833 INFO L582 CodeCheckObserver]: Invariant with dag size 1 [2018-11-10 13:14:10,833 INFO L582 CodeCheckObserver]: Invariant with dag size 1 [2018-11-10 13:14:10,833 INFO L582 CodeCheckObserver]: Invariant with dag size 1 [2018-11-10 13:14:10,833 INFO L582 CodeCheckObserver]: Invariant with dag size 1 [2018-11-10 13:14:10,833 INFO L582 CodeCheckObserver]: Invariant with dag size 3 [2018-11-10 13:14:10,833 INFO L582 CodeCheckObserver]: Invariant with dag size 1 [2018-11-10 13:14:10,834 INFO L582 CodeCheckObserver]: Invariant with dag size 1 [2018-11-10 13:14:10,834 INFO L582 CodeCheckObserver]: Invariant with dag size 9 [2018-11-10 13:14:10,834 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 10.11 01:14:10 ImpRootNode [2018-11-10 13:14:10,834 INFO L132 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2018-11-10 13:14:10,834 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2018-11-10 13:14:10,834 INFO L271 PluginConnector]: Initializing Witness Printer... [2018-11-10 13:14:10,834 INFO L276 PluginConnector]: Witness Printer initialized [2018-11-10 13:14:10,835 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 10.11 01:13:53" (3/4) ... [2018-11-10 13:14:10,841 INFO L144 WitnessPrinter]: Generating witness for correct program [2018-11-10 13:14:10,845 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure deactivatePump [2018-11-10 13:14:10,845 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure processEnvironment__wrappee__base [2018-11-10 13:14:10,845 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure changeMethaneLevel [2018-11-10 13:14:10,845 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure cleanup [2018-11-10 13:14:10,846 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure timeShift [2018-11-10 13:14:10,846 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure waterRise [2018-11-10 13:14:10,846 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure processEnvironment__wrappee__methaneQuery [2018-11-10 13:14:10,846 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure isMethaneAlarm [2018-11-10 13:14:10,851 INFO L846 BoogieBacktranslator]: Reduced CFG by removing 64 nodes and edges [2018-11-10 13:14:10,852 INFO L846 BoogieBacktranslator]: Reduced CFG by removing 14 nodes and edges [2018-11-10 13:14:10,852 INFO L846 BoogieBacktranslator]: Reduced CFG by removing 4 nodes and edges [2018-11-10 13:14:10,871 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((!(1 == waterLevel) && 1 <= systemActive) && \old(pumpRunning) == pumpRunning) || (\old(waterLevel) == waterLevel && \old(pumpRunning) == pumpRunning)) || !(0 == pumpRunning) [2018-11-10 13:14:10,871 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: \old(pumpRunning) == pumpRunning [2018-11-10 13:14:10,905 INFO L145 WitnessManager]: Wrote witness to /tmp/vcloud-vcloud-master/worker/working_dir_8005d012-8556-41e4-bd78-5589483a4ae7/bin-2019/ukojak/witness.graphml [2018-11-10 13:14:10,905 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2018-11-10 13:14:10,906 INFO L168 Benchmark]: Toolchain (without parser) took 18713.09 ms. Allocated memory was 1.0 GB in the beginning and 1.5 GB in the end (delta: 468.7 MB). Free memory was 959.3 MB in the beginning and 1.3 GB in the end (delta: -385.4 MB). Peak memory consumption was 83.3 MB. Max. memory is 11.5 GB. [2018-11-10 13:14:10,907 INFO L168 Benchmark]: CDTParser took 0.11 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. [2018-11-10 13:14:10,907 INFO L168 Benchmark]: CACSL2BoogieTranslator took 376.15 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 146.3 MB). Free memory was 956.6 MB in the beginning and 1.1 GB in the end (delta: -188.1 MB). Peak memory consumption was 39.6 MB. Max. memory is 11.5 GB. [2018-11-10 13:14:10,907 INFO L168 Benchmark]: Boogie Procedure Inliner took 44.96 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. [2018-11-10 13:14:10,907 INFO L168 Benchmark]: Boogie Preprocessor took 19.61 ms. Allocated memory is still 1.2 GB. Free memory is still 1.1 GB. There was no memory consumed. Max. memory is 11.5 GB. [2018-11-10 13:14:10,908 INFO L168 Benchmark]: RCFGBuilder took 1183.19 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.0 GB in the end (delta: 112.1 MB). Peak memory consumption was 112.1 MB. Max. memory is 11.5 GB. [2018-11-10 13:14:10,908 INFO L168 Benchmark]: CodeCheck took 17015.08 ms. Allocated memory was 1.2 GB in the beginning and 1.5 GB in the end (delta: 322.4 MB). Free memory was 1.0 GB in the beginning and 1.4 GB in the end (delta: -329.5 MB). There was no memory consumed. Max. memory is 11.5 GB. [2018-11-10 13:14:10,908 INFO L168 Benchmark]: Witness Printer took 71.06 ms. Allocated memory is still 1.5 GB. Free memory was 1.4 GB in the beginning and 1.3 GB in the end (delta: 12.0 MB). Peak memory consumption was 12.0 MB. Max. memory is 11.5 GB. [2018-11-10 13:14:10,909 INFO L336 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck: - StatisticsResult: Ultimate CodeCheck benchmark data CFG has 9 procedures, 129 locations, 1 error locations. SAFE Result, 16.7s OverallTime, 54 OverallIterations, 0 TraceHistogramMax, 0.0s AutomataDifference, 0.0s DeadEndRemovalTime, 0.0s HoareAnnotationTime, HoareTripleCheckerStatistics: 1270090872 SDtfs, 1025240878 SDslu, -983652560 SDs, 0 SdLazy, 1428926782 SolverSat, -525970732 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 32.2s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 23956 GetRequests, 23267 SyntacticMatches, 330 SemanticMatches, 359 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 66818 ImplicationChecksByTransitivity, 13.3s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=-1occurred in iteration=-1, traceCheckStatistics: 0.0s SsaConstructionTime, 0.4s SatisfiabilityAnalysisTime, 1.9s InterpolantComputationTime, 2111 NumberOfCodeBlocks, 2111 NumberOfCodeBlocksAsserted, 53 NumberOfCheckSat, 2058 ConstructedInterpolants, 0 QuantifiedInterpolants, 227992 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 53 InterpolantComputations, 46 PerfectInterpolantSequences, 624/665 InterpolantCoveringCapability, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s AbstIntTime, 0 AbstIntIterations, 0 AbstIntStrong, NaN AbsIntWeakeningRatio, NaN AbsIntAvgWeakeningVarsNumRemoved, NaN AbsIntAvgWeakenedConjuncts, 0.0s DumpTime, AutomataMinimizationStatistics: No data available, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: No data available, ReuseStatistics: No data available - PositiveResult [Line: 111]: call of __VERIFIER_error() unreachable For all program executions holds that call of __VERIFIER_error() unreachable at this location - AllSpecificationsHoldResult: All specifications hold 1 specifications checked. All of them hold - InvariantResult [Line: 898]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 907]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 111]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 878]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 683]: Loop Invariant Derived loop invariant: (((!(1 == waterLevel) && 1 <= systemActive) && \old(pumpRunning) == pumpRunning) || (\old(waterLevel) == waterLevel && \old(pumpRunning) == pumpRunning)) || !(0 == pumpRunning) - InvariantResult [Line: -1]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 908]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 118]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 203]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 799]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 43]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 128]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 51]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 741]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 719]: Loop Invariant Derived loop invariant: \old(pumpRunning) == pumpRunning - InvariantResult [Line: 694]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 938]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 203]: Loop Invariant Derived loop invariant: (0 == pumpRunning && 1 == waterLevel) && 1 <= systemActive * 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 985.6 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 376.15 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 146.3 MB). Free memory was 956.6 MB in the beginning and 1.1 GB in the end (delta: -188.1 MB). Peak memory consumption was 39.6 MB. Max. memory is 11.5 GB. * Boogie Procedure Inliner took 44.96 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. * Boogie Preprocessor took 19.61 ms. Allocated memory is still 1.2 GB. Free memory is still 1.1 GB. There was no memory consumed. Max. memory is 11.5 GB. * RCFGBuilder took 1183.19 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.0 GB in the end (delta: 112.1 MB). Peak memory consumption was 112.1 MB. Max. memory is 11.5 GB. * CodeCheck took 17015.08 ms. Allocated memory was 1.2 GB in the beginning and 1.5 GB in the end (delta: 322.4 MB). Free memory was 1.0 GB in the beginning and 1.4 GB in the end (delta: -329.5 MB). There was no memory consumed. Max. memory is 11.5 GB. * Witness Printer took 71.06 ms. Allocated memory is still 1.5 GB. Free memory was 1.4 GB in the beginning and 1.3 GB in the end (delta: 12.0 MB). Peak memory consumption was 12.0 MB. Max. memory is 11.5 GB. RESULT: Ultimate proved your program to be correct! Received shutdown request...