./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/product-lines/minepump_spec1_product32_true-unreach-call_false-termination.cil.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 635dfa2a Calling Ultimate with: java -Dosgi.configuration.area=/tmp/vcloud-vcloud-master/worker/working_dir_579e2e0a-3143-4807-88ed-b9de509097e0/bin-2019/ukojak/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/working_dir_579e2e0a-3143-4807-88ed-b9de509097e0/bin-2019/ukojak/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/working_dir_579e2e0a-3143-4807-88ed-b9de509097e0/bin-2019/ukojak/data -tc /tmp/vcloud-vcloud-master/worker/working_dir_579e2e0a-3143-4807-88ed-b9de509097e0/bin-2019/ukojak/config/KojakReach.xml -i ../../sv-benchmarks/c/product-lines/minepump_spec1_product32_true-unreach-call_false-termination.cil.c -s /tmp/vcloud-vcloud-master/worker/working_dir_579e2e0a-3143-4807-88ed-b9de509097e0/bin-2019/ukojak/config/svcomp-Reach-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/working_dir_579e2e0a-3143-4807-88ed-b9de509097e0/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 b06e5398ffe5c8f069a10044eb2db1dcb4413f82 ....................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... Execution finished normally Writing output log to file Ultimate.log Result: TRUE --- Real Ultimate output --- This is Ultimate 0.1.23-635dfa2 [2018-12-02 19:42:12,648 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-12-02 19:42:12,648 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-12-02 19:42:12,655 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-12-02 19:42:12,655 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-12-02 19:42:12,655 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-12-02 19:42:12,656 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-12-02 19:42:12,657 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-12-02 19:42:12,658 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-12-02 19:42:12,658 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-12-02 19:42:12,659 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-12-02 19:42:12,659 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-12-02 19:42:12,659 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-12-02 19:42:12,660 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-12-02 19:42:12,660 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-12-02 19:42:12,661 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-12-02 19:42:12,661 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-12-02 19:42:12,662 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-12-02 19:42:12,663 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-12-02 19:42:12,664 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-12-02 19:42:12,664 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-12-02 19:42:12,665 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-12-02 19:42:12,666 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-12-02 19:42:12,666 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-12-02 19:42:12,667 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-12-02 19:42:12,667 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-12-02 19:42:12,668 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-12-02 19:42:12,668 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-12-02 19:42:12,668 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-12-02 19:42:12,669 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-12-02 19:42:12,669 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-12-02 19:42:12,670 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-12-02 19:42:12,670 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-12-02 19:42:12,670 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-12-02 19:42:12,670 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-12-02 19:42:12,671 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-12-02 19:42:12,671 INFO L98 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/working_dir_579e2e0a-3143-4807-88ed-b9de509097e0/bin-2019/ukojak/config/svcomp-Reach-32bit-Kojak_Default.epf [2018-12-02 19:42:12,678 INFO L110 SettingsManager]: Loading preferences was successful [2018-12-02 19:42:12,679 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-12-02 19:42:12,679 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-12-02 19:42:12,679 INFO L133 SettingsManager]: * ... to procedures called more than once=ALWAYS [2018-12-02 19:42:12,679 INFO L131 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2018-12-02 19:42:12,680 INFO L133 SettingsManager]: * Create parallel compositions if possible=false [2018-12-02 19:42:12,680 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-12-02 19:42:12,680 INFO L133 SettingsManager]: * sizeof long=4 [2018-12-02 19:42:12,680 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2018-12-02 19:42:12,680 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-12-02 19:42:12,680 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-12-02 19:42:12,680 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-12-02 19:42:12,680 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-12-02 19:42:12,680 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-12-02 19:42:12,680 INFO L133 SettingsManager]: * sizeof long double=12 [2018-12-02 19:42:12,680 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-12-02 19:42:12,680 INFO L133 SettingsManager]: * Use constant arrays=true [2018-12-02 19:42:12,681 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-12-02 19:42:12,681 INFO L131 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2018-12-02 19:42:12,681 INFO L133 SettingsManager]: * Timeout in seconds=1000000 [2018-12-02 19:42:12,681 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-12-02 19:42:12,681 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-12-02 19:42:12,681 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2018-12-02 19:42:12,681 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-12-02 19:42:12,681 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-12-02 19:42:12,681 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-12-02 19:42:12,681 INFO L133 SettingsManager]: * Trace refinement strategy=PENGUIN [2018-12-02 19:42:12,681 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-12-02 19:42:12,681 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-12-02 19:42:12,682 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_579e2e0a-3143-4807-88ed-b9de509097e0/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 -> b06e5398ffe5c8f069a10044eb2db1dcb4413f82 [2018-12-02 19:42:12,699 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-12-02 19:42:12,705 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-12-02 19:42:12,707 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-12-02 19:42:12,708 INFO L271 PluginConnector]: Initializing CDTParser... [2018-12-02 19:42:12,708 INFO L276 PluginConnector]: CDTParser initialized [2018-12-02 19:42:12,709 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/working_dir_579e2e0a-3143-4807-88ed-b9de509097e0/bin-2019/ukojak/../../sv-benchmarks/c/product-lines/minepump_spec1_product32_true-unreach-call_false-termination.cil.c [2018-12-02 19:42:12,742 INFO L221 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_579e2e0a-3143-4807-88ed-b9de509097e0/bin-2019/ukojak/data/fb4a227bd/1448ae436f494b4aa197056eba73402c/FLAG0abde49a8 [2018-12-02 19:42:13,221 INFO L307 CDTParser]: Found 1 translation units. [2018-12-02 19:42:13,222 INFO L161 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/working_dir_579e2e0a-3143-4807-88ed-b9de509097e0/sv-benchmarks/c/product-lines/minepump_spec1_product32_true-unreach-call_false-termination.cil.c [2018-12-02 19:42:13,231 INFO L355 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_579e2e0a-3143-4807-88ed-b9de509097e0/bin-2019/ukojak/data/fb4a227bd/1448ae436f494b4aa197056eba73402c/FLAG0abde49a8 [2018-12-02 19:42:13,240 INFO L363 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/working_dir_579e2e0a-3143-4807-88ed-b9de509097e0/bin-2019/ukojak/data/fb4a227bd/1448ae436f494b4aa197056eba73402c [2018-12-02 19:42:13,242 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-12-02 19:42:13,243 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2018-12-02 19:42:13,244 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-12-02 19:42:13,244 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-12-02 19:42:13,246 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-12-02 19:42:13,247 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 02.12 07:42:13" (1/1) ... [2018-12-02 19:42:13,248 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@396438e8 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 07:42:13, skipping insertion in model container [2018-12-02 19:42:13,249 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 02.12 07:42:13" (1/1) ... [2018-12-02 19:42:13,253 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2018-12-02 19:42:13,280 INFO L176 MainTranslator]: Built tables and reachable declarations [2018-12-02 19:42:13,442 INFO L203 PostProcessor]: Analyzing one entry point: main [2018-12-02 19:42:13,482 INFO L191 MainTranslator]: Completed pre-run [2018-12-02 19:42:13,520 INFO L203 PostProcessor]: Analyzing one entry point: main [2018-12-02 19:42:13,535 INFO L195 MainTranslator]: Completed translation [2018-12-02 19:42:13,536 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 07:42:13 WrapperNode [2018-12-02 19:42:13,536 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-12-02 19:42:13,536 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2018-12-02 19:42:13,536 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2018-12-02 19:42:13,537 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2018-12-02 19:42:13,543 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 07:42:13" (1/1) ... [2018-12-02 19:42:13,552 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 07:42:13" (1/1) ... [2018-12-02 19:42:13,568 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2018-12-02 19:42:13,568 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-12-02 19:42:13,569 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-12-02 19:42:13,569 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-12-02 19:42:13,574 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 07:42:13" (1/1) ... [2018-12-02 19:42:13,574 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 07:42:13" (1/1) ... [2018-12-02 19:42:13,576 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 07:42:13" (1/1) ... [2018-12-02 19:42:13,576 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 07:42:13" (1/1) ... [2018-12-02 19:42:13,580 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 07:42:13" (1/1) ... [2018-12-02 19:42:13,583 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 07:42:13" (1/1) ... [2018-12-02 19:42:13,585 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 07:42:13" (1/1) ... [2018-12-02 19:42:13,586 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-12-02 19:42:13,587 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-12-02 19:42:13,587 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-12-02 19:42:13,587 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-12-02 19:42:13,587 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 07:42:13" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_579e2e0a-3143-4807-88ed-b9de509097e0/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 [2018-12-02 19:42:13,619 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.alloc [2018-12-02 19:42:13,619 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__base [2018-12-02 19:42:13,619 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__base [2018-12-02 19:42:13,620 INFO L130 BoogieDeclarations]: Found specification of procedure cleanup [2018-12-02 19:42:13,620 INFO L138 BoogieDeclarations]: Found implementation of procedure cleanup [2018-12-02 19:42:13,620 INFO L130 BoogieDeclarations]: Found specification of procedure timeShift [2018-12-02 19:42:13,620 INFO L138 BoogieDeclarations]: Found implementation of procedure timeShift [2018-12-02 19:42:13,620 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneLevelCritical [2018-12-02 19:42:13,620 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneLevelCritical [2018-12-02 19:42:13,620 INFO L130 BoogieDeclarations]: Found specification of procedure waterRise [2018-12-02 19:42:13,620 INFO L138 BoogieDeclarations]: Found implementation of procedure waterRise [2018-12-02 19:42:13,620 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__methaneQuery [2018-12-02 19:42:13,620 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__methaneQuery [2018-12-02 19:42:13,620 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneAlarm [2018-12-02 19:42:13,620 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneAlarm [2018-12-02 19:42:13,620 INFO L130 BoogieDeclarations]: Found specification of procedure deactivatePump [2018-12-02 19:42:13,620 INFO L138 BoogieDeclarations]: Found implementation of procedure deactivatePump [2018-12-02 19:42:13,621 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2018-12-02 19:42:13,621 INFO L130 BoogieDeclarations]: Found specification of procedure changeMethaneLevel [2018-12-02 19:42:13,621 INFO L138 BoogieDeclarations]: Found implementation of procedure changeMethaneLevel [2018-12-02 19:42:13,621 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-12-02 19:42:13,621 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-12-02 19:42:14,050 INFO L275 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-12-02 19:42:14,051 INFO L280 CfgBuilder]: Removed 36 assue(true) statements. [2018-12-02 19:42:14,051 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.12 07:42:14 BoogieIcfgContainer [2018-12-02 19:42:14,051 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-12-02 19:42:14,052 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2018-12-02 19:42:14,052 INFO L271 PluginConnector]: Initializing CodeCheck... [2018-12-02 19:42:14,061 INFO L276 PluginConnector]: CodeCheck initialized [2018-12-02 19:42:14,061 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.12 07:42:14" (1/1) ... [2018-12-02 19:42:14,071 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-02 19:42:14,095 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 19:42:14,101 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 91 states to 68 states and 91 transitions. [2018-12-02 19:42:14,102 INFO L276 IsEmpty]: Start isEmpty. Operand 68 states and 91 transitions. [2018-12-02 19:42:14,105 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2018-12-02 19:42:14,105 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 19:42:14,172 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 19:42:14,210 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-02 19:42:14,217 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 19:42:14,218 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 89 states to 68 states and 89 transitions. [2018-12-02 19:42:14,218 INFO L276 IsEmpty]: Start isEmpty. Operand 68 states and 89 transitions. [2018-12-02 19:42:14,219 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2018-12-02 19:42:14,219 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 19:42:14,236 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 19:42:14,266 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-02 19:42:14,286 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 19:42:14,287 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 92 states to 70 states and 92 transitions. [2018-12-02 19:42:14,287 INFO L276 IsEmpty]: Start isEmpty. Operand 70 states and 92 transitions. [2018-12-02 19:42:14,287 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2018-12-02 19:42:14,287 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 19:42:14,301 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 19:42:14,321 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-02 19:42:14,336 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 19:42:14,337 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 100 states to 73 states and 100 transitions. [2018-12-02 19:42:14,337 INFO L276 IsEmpty]: Start isEmpty. Operand 73 states and 100 transitions. [2018-12-02 19:42:14,337 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2018-12-02 19:42:14,338 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 19:42:14,347 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 19:42:14,360 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-02 19:42:14,420 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 19:42:14,421 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 114 states to 81 states and 114 transitions. [2018-12-02 19:42:14,421 INFO L276 IsEmpty]: Start isEmpty. Operand 81 states and 114 transitions. [2018-12-02 19:42:14,422 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2018-12-02 19:42:14,422 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 19:42:14,432 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 19:42:14,445 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-02 19:42:14,451 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 19:42:14,452 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 115 states to 82 states and 115 transitions. [2018-12-02 19:42:14,452 INFO L276 IsEmpty]: Start isEmpty. Operand 82 states and 115 transitions. [2018-12-02 19:42:14,452 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2018-12-02 19:42:14,453 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 19:42:14,461 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 19:42:14,473 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-02 19:42:14,478 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 19:42:14,479 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 116 states to 83 states and 116 transitions. [2018-12-02 19:42:14,479 INFO L276 IsEmpty]: Start isEmpty. Operand 83 states and 116 transitions. [2018-12-02 19:42:14,480 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2018-12-02 19:42:14,480 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 19:42:14,489 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 19:42:14,542 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-02 19:42:14,802 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 19:42:14,803 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 153 states to 100 states and 153 transitions. [2018-12-02 19:42:14,803 INFO L276 IsEmpty]: Start isEmpty. Operand 100 states and 153 transitions. [2018-12-02 19:42:14,804 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2018-12-02 19:42:14,804 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 19:42:14,812 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 19:42:14,824 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-02 19:42:14,832 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 19:42:14,833 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 154 states to 101 states and 154 transitions. [2018-12-02 19:42:14,833 INFO L276 IsEmpty]: Start isEmpty. Operand 101 states and 154 transitions. [2018-12-02 19:42:14,834 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2018-12-02 19:42:14,834 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 19:42:14,842 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 19:42:14,902 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-02 19:42:15,545 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 19:42:15,546 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 194 states to 120 states and 194 transitions. [2018-12-02 19:42:15,546 INFO L276 IsEmpty]: Start isEmpty. Operand 120 states and 194 transitions. [2018-12-02 19:42:15,547 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 36 [2018-12-02 19:42:15,547 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 19:42:15,556 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 19:42:15,603 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-02 19:42:15,702 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 19:42:15,703 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 201 states to 123 states and 201 transitions. [2018-12-02 19:42:15,703 INFO L276 IsEmpty]: Start isEmpty. Operand 123 states and 201 transitions. [2018-12-02 19:42:15,704 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2018-12-02 19:42:15,704 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 19:42:15,709 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 19:42:15,715 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-02 19:42:15,792 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 19:42:15,793 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 208 states to 126 states and 208 transitions. [2018-12-02 19:42:15,793 INFO L276 IsEmpty]: Start isEmpty. Operand 126 states and 208 transitions. [2018-12-02 19:42:15,794 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2018-12-02 19:42:15,794 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 19:42:15,799 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 19:42:15,828 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-02 19:42:15,898 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 19:42:15,899 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 214 states to 130 states and 214 transitions. [2018-12-02 19:42:15,899 INFO L276 IsEmpty]: Start isEmpty. Operand 130 states and 214 transitions. [2018-12-02 19:42:15,900 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2018-12-02 19:42:15,900 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 19:42:15,908 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 19:42:15,932 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-02 19:42:15,940 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 19:42:15,941 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 215 states to 131 states and 215 transitions. [2018-12-02 19:42:15,941 INFO L276 IsEmpty]: Start isEmpty. Operand 131 states and 215 transitions. [2018-12-02 19:42:15,942 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2018-12-02 19:42:15,942 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 19:42:15,949 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 19:42:15,961 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-02 19:42:15,986 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 19:42:15,987 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 225 states to 136 states and 225 transitions. [2018-12-02 19:42:15,987 INFO L276 IsEmpty]: Start isEmpty. Operand 136 states and 225 transitions. [2018-12-02 19:42:15,988 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2018-12-02 19:42:15,988 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 19:42:15,995 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 19:42:16,040 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-02 19:42:16,104 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 19:42:16,105 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 244 states to 142 states and 240 transitions. [2018-12-02 19:42:16,105 INFO L276 IsEmpty]: Start isEmpty. Operand 142 states and 240 transitions. [2018-12-02 19:42:16,105 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 34 [2018-12-02 19:42:16,105 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 19:42:16,111 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 19:42:16,160 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-02 19:42:16,305 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 19:42:16,307 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 252 states to 144 states and 245 transitions. [2018-12-02 19:42:16,307 INFO L276 IsEmpty]: Start isEmpty. Operand 144 states and 245 transitions. [2018-12-02 19:42:16,308 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 34 [2018-12-02 19:42:16,308 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 19:42:16,313 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 19:42:16,324 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-02 19:42:16,332 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 19:42:16,333 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 253 states to 142 states and 239 transitions. [2018-12-02 19:42:16,333 INFO L276 IsEmpty]: Start isEmpty. Operand 142 states and 239 transitions. [2018-12-02 19:42:16,333 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 34 [2018-12-02 19:42:16,334 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 19:42:16,338 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 19:42:16,344 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2018-12-02 19:42:16,371 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 19:42:16,372 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 263 states to 146 states and 249 transitions. [2018-12-02 19:42:16,372 INFO L276 IsEmpty]: Start isEmpty. Operand 146 states and 249 transitions. [2018-12-02 19:42:16,373 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 39 [2018-12-02 19:42:16,373 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 19:42:16,380 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 19:42:16,428 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 8 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2018-12-02 19:42:16,883 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 19:42:16,883 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 289 states to 156 states and 275 transitions. [2018-12-02 19:42:16,884 INFO L276 IsEmpty]: Start isEmpty. Operand 156 states and 275 transitions. [2018-12-02 19:42:16,884 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2018-12-02 19:42:16,884 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 19:42:16,889 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 19:42:16,895 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 8 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2018-12-02 19:42:16,912 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 19:42:16,912 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 289 states to 154 states and 271 transitions. [2018-12-02 19:42:16,913 INFO L276 IsEmpty]: Start isEmpty. Operand 154 states and 271 transitions. [2018-12-02 19:42:16,913 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2018-12-02 19:42:16,914 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 19:42:16,918 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 19:42:17,075 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 8 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2018-12-02 19:42:17,498 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 19:42:17,499 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 295 states to 157 states and 277 transitions. [2018-12-02 19:42:17,499 INFO L276 IsEmpty]: Start isEmpty. Operand 157 states and 277 transitions. [2018-12-02 19:42:17,500 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 43 [2018-12-02 19:42:17,500 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 19:42:17,505 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 19:42:17,515 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 9 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2018-12-02 19:42:17,873 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 19:42:17,874 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 310 states to 163 states and 290 transitions. [2018-12-02 19:42:17,874 INFO L276 IsEmpty]: Start isEmpty. Operand 163 states and 290 transitions. [2018-12-02 19:42:17,875 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 45 [2018-12-02 19:42:17,875 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 19:42:17,882 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 19:42:17,891 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 8 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2018-12-02 19:42:17,907 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 19:42:17,908 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 312 states to 164 states and 292 transitions. [2018-12-02 19:42:17,908 INFO L276 IsEmpty]: Start isEmpty. Operand 164 states and 292 transitions. [2018-12-02 19:42:17,909 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 43 [2018-12-02 19:42:17,909 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 19:42:17,917 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 19:42:17,931 INFO L134 CoverageAnalysis]: Checked inductivity of 17 backedges. 7 proven. 0 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2018-12-02 19:42:18,114 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 19:42:18,115 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 324 states to 172 states and 304 transitions. [2018-12-02 19:42:18,115 INFO L276 IsEmpty]: Start isEmpty. Operand 172 states and 304 transitions. [2018-12-02 19:42:18,116 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 49 [2018-12-02 19:42:18,116 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 19:42:18,121 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 19:42:18,128 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 9 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2018-12-02 19:42:18,146 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 19:42:18,147 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 326 states to 173 states and 306 transitions. [2018-12-02 19:42:18,147 INFO L276 IsEmpty]: Start isEmpty. Operand 173 states and 306 transitions. [2018-12-02 19:42:18,148 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 43 [2018-12-02 19:42:18,148 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 19:42:18,162 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 19:42:18,172 INFO L134 CoverageAnalysis]: Checked inductivity of 17 backedges. 7 proven. 0 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2018-12-02 19:42:18,307 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 19:42:18,308 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 327 states to 175 states and 307 transitions. [2018-12-02 19:42:18,308 INFO L276 IsEmpty]: Start isEmpty. Operand 175 states and 307 transitions. [2018-12-02 19:42:18,308 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 46 [2018-12-02 19:42:18,308 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 19:42:18,313 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 19:42:18,320 INFO L134 CoverageAnalysis]: Checked inductivity of 17 backedges. 7 proven. 0 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2018-12-02 19:42:18,327 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 19:42:18,328 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 328 states to 176 states and 308 transitions. [2018-12-02 19:42:18,328 INFO L276 IsEmpty]: Start isEmpty. Operand 176 states and 308 transitions. [2018-12-02 19:42:18,328 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 46 [2018-12-02 19:42:18,328 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 19:42:18,333 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 19:42:18,341 INFO L134 CoverageAnalysis]: Checked inductivity of 17 backedges. 0 proven. 6 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2018-12-02 19:42:19,482 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 19:42:19,483 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 383 states to 193 states and 355 transitions. [2018-12-02 19:42:19,483 INFO L276 IsEmpty]: Start isEmpty. Operand 193 states and 355 transitions. [2018-12-02 19:42:19,484 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 46 [2018-12-02 19:42:19,484 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 19:42:19,490 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 19:42:19,503 INFO L134 CoverageAnalysis]: Checked inductivity of 17 backedges. 0 proven. 6 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2018-12-02 19:42:19,648 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 19:42:19,648 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 387 states to 195 states and 358 transitions. [2018-12-02 19:42:19,649 INFO L276 IsEmpty]: Start isEmpty. Operand 195 states and 358 transitions. [2018-12-02 19:42:19,649 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 47 [2018-12-02 19:42:19,649 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 19:42:19,654 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 19:42:19,664 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 0 proven. 7 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2018-12-02 19:42:20,653 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 19:42:20,654 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 426 states to 207 states and 393 transitions. [2018-12-02 19:42:20,654 INFO L276 IsEmpty]: Start isEmpty. Operand 207 states and 393 transitions. [2018-12-02 19:42:20,654 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 47 [2018-12-02 19:42:20,654 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 19:42:20,659 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 19:42:20,666 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 0 proven. 7 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2018-12-02 19:42:20,811 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 19:42:20,812 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 428 states to 209 states and 395 transitions. [2018-12-02 19:42:20,812 INFO L276 IsEmpty]: Start isEmpty. Operand 209 states and 395 transitions. [2018-12-02 19:42:20,812 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 49 [2018-12-02 19:42:20,812 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 19:42:20,817 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 19:42:20,824 INFO L134 CoverageAnalysis]: Checked inductivity of 17 backedges. 0 proven. 6 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2018-12-02 19:42:20,832 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 19:42:20,832 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 429 states to 210 states and 396 transitions. [2018-12-02 19:42:20,832 INFO L276 IsEmpty]: Start isEmpty. Operand 210 states and 396 transitions. [2018-12-02 19:42:20,833 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2018-12-02 19:42:20,833 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 19:42:20,838 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 19:42:20,904 INFO L134 CoverageAnalysis]: Checked inductivity of 19 backedges. 8 proven. 0 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2018-12-02 19:42:20,966 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 19:42:20,967 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 433 states to 213 states and 400 transitions. [2018-12-02 19:42:20,967 INFO L276 IsEmpty]: Start isEmpty. Operand 213 states and 400 transitions. [2018-12-02 19:42:20,968 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 50 [2018-12-02 19:42:20,968 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 19:42:20,975 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 19:42:20,987 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 0 proven. 7 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2018-12-02 19:42:20,999 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 19:42:21,001 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 434 states to 214 states and 401 transitions. [2018-12-02 19:42:21,001 INFO L276 IsEmpty]: Start isEmpty. Operand 214 states and 401 transitions. [2018-12-02 19:42:21,002 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 53 [2018-12-02 19:42:21,002 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 19:42:21,009 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 19:42:21,052 INFO L134 CoverageAnalysis]: Checked inductivity of 17 backedges. 15 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2018-12-02 19:42:22,197 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 19:42:22,198 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 478 states to 230 states and 431 transitions. [2018-12-02 19:42:22,198 INFO L276 IsEmpty]: Start isEmpty. Operand 230 states and 431 transitions. [2018-12-02 19:42:22,199 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2018-12-02 19:42:22,199 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 19:42:22,205 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 19:42:22,237 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 14 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2018-12-02 19:42:23,489 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 19:42:23,490 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 507 states to 242 states and 453 transitions. [2018-12-02 19:42:23,490 INFO L276 IsEmpty]: Start isEmpty. Operand 242 states and 453 transitions. [2018-12-02 19:42:23,491 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2018-12-02 19:42:23,491 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 19:42:23,497 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 19:42:23,504 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 9 proven. 0 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2018-12-02 19:42:23,523 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 19:42:23,524 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 512 states to 245 states and 458 transitions. [2018-12-02 19:42:23,524 INFO L276 IsEmpty]: Start isEmpty. Operand 245 states and 458 transitions. [2018-12-02 19:42:23,525 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 56 [2018-12-02 19:42:23,525 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 19:42:23,532 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 19:42:23,587 INFO L134 CoverageAnalysis]: Checked inductivity of 17 backedges. 15 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2018-12-02 19:42:23,597 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 19:42:23,598 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 513 states to 246 states and 459 transitions. [2018-12-02 19:42:23,598 INFO L276 IsEmpty]: Start isEmpty. Operand 246 states and 459 transitions. [2018-12-02 19:42:23,598 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2018-12-02 19:42:23,598 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 19:42:23,603 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 19:42:23,736 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 7 proven. 0 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2018-12-02 19:42:24,779 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 19:42:24,780 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 535 states to 254 states and 480 transitions. [2018-12-02 19:42:24,780 INFO L276 IsEmpty]: Start isEmpty. Operand 254 states and 480 transitions. [2018-12-02 19:42:24,781 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2018-12-02 19:42:24,781 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 19:42:24,786 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 19:42:24,956 INFO L134 CoverageAnalysis]: Checked inductivity of 17 backedges. 8 proven. 0 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2018-12-02 19:42:25,367 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 19:42:25,368 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 541 states to 258 states and 482 transitions. [2018-12-02 19:42:25,368 INFO L276 IsEmpty]: Start isEmpty. Operand 258 states and 482 transitions. [2018-12-02 19:42:25,369 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 56 [2018-12-02 19:42:25,369 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 19:42:25,373 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 19:42:25,378 INFO L134 CoverageAnalysis]: Checked inductivity of 21 backedges. 14 proven. 0 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2018-12-02 19:42:25,771 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 19:42:25,771 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 557 states to 266 states and 498 transitions. [2018-12-02 19:42:25,772 INFO L276 IsEmpty]: Start isEmpty. Operand 266 states and 498 transitions. [2018-12-02 19:42:25,772 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 56 [2018-12-02 19:42:25,772 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 19:42:25,776 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 19:42:25,782 INFO L134 CoverageAnalysis]: Checked inductivity of 21 backedges. 14 proven. 0 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2018-12-02 19:42:25,983 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 19:42:25,984 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 558 states to 268 states and 499 transitions. [2018-12-02 19:42:25,984 INFO L276 IsEmpty]: Start isEmpty. Operand 268 states and 499 transitions. [2018-12-02 19:42:25,984 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 55 [2018-12-02 19:42:25,984 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 19:42:25,988 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 19:42:25,995 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 9 proven. 0 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2018-12-02 19:42:26,007 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 19:42:26,008 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 559 states to 269 states and 500 transitions. [2018-12-02 19:42:26,008 INFO L276 IsEmpty]: Start isEmpty. Operand 269 states and 500 transitions. [2018-12-02 19:42:26,009 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 55 [2018-12-02 19:42:26,009 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 19:42:26,012 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 19:42:26,051 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 14 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2018-12-02 19:42:26,655 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 19:42:26,655 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 577 states to 275 states and 514 transitions. [2018-12-02 19:42:26,656 INFO L276 IsEmpty]: Start isEmpty. Operand 275 states and 514 transitions. [2018-12-02 19:42:26,656 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2018-12-02 19:42:26,656 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 19:42:26,661 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 19:42:26,676 INFO L134 CoverageAnalysis]: Checked inductivity of 39 backedges. 16 proven. 0 refuted. 0 times theorem prover too weak. 23 trivial. 0 not checked. [2018-12-02 19:42:26,789 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 19:42:26,790 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 584 states to 280 states and 521 transitions. [2018-12-02 19:42:26,790 INFO L276 IsEmpty]: Start isEmpty. Operand 280 states and 521 transitions. [2018-12-02 19:42:26,791 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 59 [2018-12-02 19:42:26,791 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 19:42:26,796 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 19:42:26,801 INFO L134 CoverageAnalysis]: Checked inductivity of 21 backedges. 14 proven. 0 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2018-12-02 19:42:26,843 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 19:42:26,844 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 585 states to 281 states and 522 transitions. [2018-12-02 19:42:26,844 INFO L276 IsEmpty]: Start isEmpty. Operand 281 states and 522 transitions. [2018-12-02 19:42:26,844 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 59 [2018-12-02 19:42:26,845 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 19:42:26,849 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 19:42:26,854 INFO L134 CoverageAnalysis]: Checked inductivity of 21 backedges. 14 proven. 0 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2018-12-02 19:42:27,082 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 19:42:27,083 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 588 states to 282 states and 525 transitions. [2018-12-02 19:42:27,083 INFO L276 IsEmpty]: Start isEmpty. Operand 282 states and 525 transitions. [2018-12-02 19:42:27,083 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 62 [2018-12-02 19:42:27,083 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 19:42:27,087 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 19:42:27,094 INFO L134 CoverageAnalysis]: Checked inductivity of 21 backedges. 4 proven. 3 refuted. 0 times theorem prover too weak. 14 trivial. 0 not checked. [2018-12-02 19:42:27,129 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 19:42:27,130 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 593 states to 285 states and 530 transitions. [2018-12-02 19:42:27,130 INFO L276 IsEmpty]: Start isEmpty. Operand 285 states and 530 transitions. [2018-12-02 19:42:27,131 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 61 [2018-12-02 19:42:27,131 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 19:42:27,137 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 19:42:27,144 INFO L134 CoverageAnalysis]: Checked inductivity of 39 backedges. 16 proven. 0 refuted. 0 times theorem prover too weak. 23 trivial. 0 not checked. [2018-12-02 19:42:27,161 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 19:42:27,162 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 593 states to 283 states and 526 transitions. [2018-12-02 19:42:27,162 INFO L276 IsEmpty]: Start isEmpty. Operand 283 states and 526 transitions. [2018-12-02 19:42:27,163 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 61 [2018-12-02 19:42:27,163 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 19:42:27,169 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 19:42:27,178 INFO L134 CoverageAnalysis]: Checked inductivity of 39 backedges. 16 proven. 0 refuted. 0 times theorem prover too weak. 23 trivial. 0 not checked. [2018-12-02 19:42:27,402 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 19:42:27,403 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 596 states to 284 states and 529 transitions. [2018-12-02 19:42:27,403 INFO L276 IsEmpty]: Start isEmpty. Operand 284 states and 529 transitions. [2018-12-02 19:42:27,403 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 62 [2018-12-02 19:42:27,404 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 19:42:27,408 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 19:42:27,413 INFO L134 CoverageAnalysis]: Checked inductivity of 40 backedges. 17 proven. 0 refuted. 0 times theorem prover too weak. 23 trivial. 0 not checked. [2018-12-02 19:42:27,597 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 19:42:27,598 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 601 states to 287 states and 534 transitions. [2018-12-02 19:42:27,598 INFO L276 IsEmpty]: Start isEmpty. Operand 287 states and 534 transitions. [2018-12-02 19:42:27,599 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 63 [2018-12-02 19:42:27,599 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 19:42:27,604 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 19:42:27,611 INFO L134 CoverageAnalysis]: Checked inductivity of 42 backedges. 18 proven. 0 refuted. 0 times theorem prover too weak. 24 trivial. 0 not checked. [2018-12-02 19:42:27,630 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 19:42:27,631 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 604 states to 289 states and 537 transitions. [2018-12-02 19:42:27,631 INFO L276 IsEmpty]: Start isEmpty. Operand 289 states and 537 transitions. [2018-12-02 19:42:27,631 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 72 [2018-12-02 19:42:27,631 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 19:42:27,636 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 19:42:27,642 INFO L134 CoverageAnalysis]: Checked inductivity of 47 backedges. 16 proven. 0 refuted. 0 times theorem prover too weak. 31 trivial. 0 not checked. [2018-12-02 19:42:27,842 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 19:42:27,843 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 611 states to 293 states and 544 transitions. [2018-12-02 19:42:27,843 INFO L276 IsEmpty]: Start isEmpty. Operand 293 states and 544 transitions. [2018-12-02 19:42:27,844 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 71 [2018-12-02 19:42:27,844 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 19:42:27,849 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 19:42:27,855 INFO L134 CoverageAnalysis]: Checked inductivity of 41 backedges. 18 proven. 0 refuted. 0 times theorem prover too weak. 23 trivial. 0 not checked. [2018-12-02 19:42:27,872 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 19:42:27,873 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 614 states to 295 states and 547 transitions. [2018-12-02 19:42:27,873 INFO L276 IsEmpty]: Start isEmpty. Operand 295 states and 547 transitions. [2018-12-02 19:42:27,874 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 73 [2018-12-02 19:42:27,874 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 19:42:27,878 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 19:42:27,883 INFO L134 CoverageAnalysis]: Checked inductivity of 47 backedges. 16 proven. 0 refuted. 0 times theorem prover too weak. 31 trivial. 0 not checked. [2018-12-02 19:42:27,909 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 19:42:27,909 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 616 states to 297 states and 549 transitions. [2018-12-02 19:42:27,909 INFO L276 IsEmpty]: Start isEmpty. Operand 297 states and 549 transitions. [2018-12-02 19:42:27,910 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 71 [2018-12-02 19:42:27,910 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 19:42:27,914 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 19:42:27,920 INFO L134 CoverageAnalysis]: Checked inductivity of 40 backedges. 31 proven. 0 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2018-12-02 19:42:28,954 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 19:42:28,955 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 635 states to 307 states and 567 transitions. [2018-12-02 19:42:28,955 INFO L276 IsEmpty]: Start isEmpty. Operand 307 states and 567 transitions. [2018-12-02 19:42:28,955 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 66 [2018-12-02 19:42:28,955 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 19:42:28,960 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 19:42:28,967 INFO L134 CoverageAnalysis]: Checked inductivity of 42 backedges. 18 proven. 0 refuted. 0 times theorem prover too weak. 24 trivial. 0 not checked. [2018-12-02 19:42:28,986 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 19:42:28,987 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 635 states to 301 states and 554 transitions. [2018-12-02 19:42:28,987 INFO L276 IsEmpty]: Start isEmpty. Operand 301 states and 554 transitions. [2018-12-02 19:42:28,988 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 73 [2018-12-02 19:42:28,988 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 19:42:28,994 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 19:42:29,001 INFO L134 CoverageAnalysis]: Checked inductivity of 42 backedges. 17 proven. 0 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2018-12-02 19:42:29,025 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 19:42:29,026 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 636 states to 302 states and 555 transitions. [2018-12-02 19:42:29,026 INFO L276 IsEmpty]: Start isEmpty. Operand 302 states and 555 transitions. [2018-12-02 19:42:29,026 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 66 [2018-12-02 19:42:29,026 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 19:42:29,031 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 19:42:29,215 INFO L134 CoverageAnalysis]: Checked inductivity of 45 backedges. 30 proven. 2 refuted. 0 times theorem prover too weak. 13 trivial. 0 not checked. [2018-12-02 19:42:29,931 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 19:42:29,932 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 638 states to 303 states and 557 transitions. [2018-12-02 19:42:29,932 INFO L276 IsEmpty]: Start isEmpty. Operand 303 states and 557 transitions. [2018-12-02 19:42:29,932 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 66 [2018-12-02 19:42:29,932 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 19:42:29,936 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 19:42:30,009 INFO L134 CoverageAnalysis]: Checked inductivity of 45 backedges. 30 proven. 2 refuted. 0 times theorem prover too weak. 13 trivial. 0 not checked. [2018-12-02 19:42:30,015 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 19:42:30,016 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 638 states to 303 states and 557 transitions. [2018-12-02 19:42:30,016 INFO L276 IsEmpty]: Start isEmpty. Operand 303 states and 557 transitions. [2018-12-02 19:42:30,016 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 66 [2018-12-02 19:42:30,016 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 19:42:30,020 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 19:42:30,125 INFO L134 CoverageAnalysis]: Checked inductivity of 45 backedges. 30 proven. 2 refuted. 0 times theorem prover too weak. 13 trivial. 0 not checked. [2018-12-02 19:42:30,130 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 19:42:30,131 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 638 states to 303 states and 557 transitions. [2018-12-02 19:42:30,131 INFO L276 IsEmpty]: Start isEmpty. Operand 303 states and 557 transitions. [2018-12-02 19:42:30,132 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 66 [2018-12-02 19:42:30,132 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 19:42:30,136 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 19:42:30,227 INFO L134 CoverageAnalysis]: Checked inductivity of 45 backedges. 30 proven. 2 refuted. 0 times theorem prover too weak. 13 trivial. 0 not checked. [2018-12-02 19:42:30,233 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 19:42:30,233 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 638 states to 303 states and 557 transitions. [2018-12-02 19:42:30,234 INFO L276 IsEmpty]: Start isEmpty. Operand 303 states and 557 transitions. [2018-12-02 19:42:30,234 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 73 [2018-12-02 19:42:30,234 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 19:42:30,239 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 19:42:30,245 INFO L134 CoverageAnalysis]: Checked inductivity of 42 backedges. 17 proven. 0 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2018-12-02 19:42:30,373 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 19:42:30,374 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 639 states to 303 states and 555 transitions. [2018-12-02 19:42:30,374 INFO L276 IsEmpty]: Start isEmpty. Operand 303 states and 555 transitions. [2018-12-02 19:42:30,374 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 72 [2018-12-02 19:42:30,374 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 19:42:30,380 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 19:42:30,390 INFO L134 CoverageAnalysis]: Checked inductivity of 42 backedges. 33 proven. 0 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2018-12-02 19:42:30,659 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 19:42:30,660 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 646 states to 308 states and 562 transitions. [2018-12-02 19:42:30,660 INFO L276 IsEmpty]: Start isEmpty. Operand 308 states and 562 transitions. [2018-12-02 19:42:30,661 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 72 [2018-12-02 19:42:30,661 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 19:42:30,664 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 19:42:30,670 INFO L134 CoverageAnalysis]: Checked inductivity of 42 backedges. 33 proven. 0 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2018-12-02 19:42:30,878 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 19:42:30,878 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 647 states to 310 states and 563 transitions. [2018-12-02 19:42:30,878 INFO L276 IsEmpty]: Start isEmpty. Operand 310 states and 563 transitions. [2018-12-02 19:42:30,879 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 75 [2018-12-02 19:42:30,879 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 19:42:30,883 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 19:42:30,889 INFO L134 CoverageAnalysis]: Checked inductivity of 47 backedges. 16 proven. 0 refuted. 0 times theorem prover too weak. 31 trivial. 0 not checked. [2018-12-02 19:42:30,904 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 19:42:30,904 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 647 states to 304 states and 551 transitions. [2018-12-02 19:42:30,904 INFO L276 IsEmpty]: Start isEmpty. Operand 304 states and 551 transitions. [2018-12-02 19:42:30,905 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 68 [2018-12-02 19:42:30,905 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 19:42:30,909 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 19:42:30,953 INFO L134 CoverageAnalysis]: Checked inductivity of 39 backedges. 25 proven. 6 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2018-12-02 19:42:31,457 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 19:42:31,458 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 664 states to 310 states and 561 transitions. [2018-12-02 19:42:31,458 INFO L276 IsEmpty]: Start isEmpty. Operand 310 states and 561 transitions. [2018-12-02 19:42:31,458 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 75 [2018-12-02 19:42:31,458 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 19:42:31,462 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 19:42:31,469 INFO L134 CoverageAnalysis]: Checked inductivity of 42 backedges. 33 proven. 0 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2018-12-02 19:42:31,507 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 19:42:31,508 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 665 states to 311 states and 562 transitions. [2018-12-02 19:42:31,508 INFO L276 IsEmpty]: Start isEmpty. Operand 311 states and 562 transitions. [2018-12-02 19:42:31,508 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 76 [2018-12-02 19:42:31,508 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 19:42:31,513 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 19:42:31,518 INFO L134 CoverageAnalysis]: Checked inductivity of 48 backedges. 17 proven. 0 refuted. 0 times theorem prover too weak. 31 trivial. 0 not checked. [2018-12-02 19:42:31,542 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 19:42:31,543 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 666 states to 308 states and 556 transitions. [2018-12-02 19:42:31,543 INFO L276 IsEmpty]: Start isEmpty. Operand 308 states and 556 transitions. [2018-12-02 19:42:31,543 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 78 [2018-12-02 19:42:31,543 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 19:42:31,548 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 19:42:31,554 INFO L134 CoverageAnalysis]: Checked inductivity of 50 backedges. 18 proven. 0 refuted. 0 times theorem prover too weak. 32 trivial. 0 not checked. [2018-12-02 19:42:31,573 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 19:42:31,574 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 667 states to 308 states and 554 transitions. [2018-12-02 19:42:31,574 INFO L276 IsEmpty]: Start isEmpty. Operand 308 states and 554 transitions. [2018-12-02 19:42:31,575 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 80 [2018-12-02 19:42:31,575 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 19:42:31,579 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 19:42:31,586 INFO L134 CoverageAnalysis]: Checked inductivity of 50 backedges. 18 proven. 0 refuted. 0 times theorem prover too weak. 32 trivial. 0 not checked. [2018-12-02 19:42:31,610 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 19:42:31,611 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 667 states to 295 states and 531 transitions. [2018-12-02 19:42:31,611 INFO L276 IsEmpty]: Start isEmpty. Operand 295 states and 531 transitions. [2018-12-02 19:42:31,611 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 80 [2018-12-02 19:42:31,611 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 19:42:31,616 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 19:42:31,644 INFO L134 CoverageAnalysis]: Checked inductivity of 60 backedges. 28 proven. 8 refuted. 0 times theorem prover too weak. 24 trivial. 0 not checked. [2018-12-02 19:42:31,869 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 19:42:31,870 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 668 states to 297 states and 532 transitions. [2018-12-02 19:42:31,870 INFO L276 IsEmpty]: Start isEmpty. Operand 297 states and 532 transitions. [2018-12-02 19:42:31,870 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 82 [2018-12-02 19:42:31,870 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 19:42:31,875 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 19:42:31,899 INFO L134 CoverageAnalysis]: Checked inductivity of 63 backedges. 30 proven. 9 refuted. 0 times theorem prover too weak. 24 trivial. 0 not checked. [2018-12-02 19:42:32,103 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 19:42:32,104 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 669 states to 293 states and 524 transitions. [2018-12-02 19:42:32,104 INFO L276 IsEmpty]: Start isEmpty. Operand 293 states and 524 transitions. [2018-12-02 19:42:32,104 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 83 [2018-12-02 19:42:32,104 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 19:42:32,109 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 19:42:32,133 INFO L134 CoverageAnalysis]: Checked inductivity of 60 backedges. 28 proven. 8 refuted. 0 times theorem prover too weak. 24 trivial. 0 not checked. [2018-12-02 19:42:32,144 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 19:42:32,145 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 670 states to 294 states and 525 transitions. [2018-12-02 19:42:32,145 INFO L276 IsEmpty]: Start isEmpty. Operand 294 states and 525 transitions. [2018-12-02 19:42:32,145 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 82 [2018-12-02 19:42:32,146 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 19:42:32,150 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 19:42:32,368 INFO L134 CoverageAnalysis]: Checked inductivity of 60 backedges. 14 proven. 9 refuted. 0 times theorem prover too weak. 37 trivial. 0 not checked. [2018-12-02 19:42:32,579 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 19:42:32,580 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 667 states to 292 states and 513 transitions. [2018-12-02 19:42:32,580 INFO L276 IsEmpty]: Start isEmpty. Operand 292 states and 513 transitions. [2018-12-02 19:42:32,581 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 87 [2018-12-02 19:42:32,581 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 19:42:32,585 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 19:42:32,787 INFO L134 CoverageAnalysis]: Checked inductivity of 63 backedges. 16 proven. 10 refuted. 0 times theorem prover too weak. 37 trivial. 0 not checked. [2018-12-02 19:42:33,407 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 19:42:33,407 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 652 states to 155 states and 212 transitions. [2018-12-02 19:42:33,407 INFO L276 IsEmpty]: Start isEmpty. Operand 155 states and 212 transitions. [2018-12-02 19:42:33,408 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2018-12-02 19:42:33,408 WARN L428 CodeCheckObserver]: This Program is SAFE, Check terminated with 77 iterations. [2018-12-02 19:42:33,413 INFO L779 CodeCheckObserver]: All specifications hold 1 specifications checked. All of them hold [2018-12-02 19:42:33,718 INFO L583 CodeCheckObserver]: Invariant with dag size 1 [2018-12-02 19:42:33,720 INFO L583 CodeCheckObserver]: Invariant with dag size 1 [2018-12-02 19:42:33,721 INFO L583 CodeCheckObserver]: Invariant with dag size 10 [2018-12-02 19:42:33,724 INFO L583 CodeCheckObserver]: Invariant with dag size 19 [2018-12-02 19:42:33,725 INFO L583 CodeCheckObserver]: Invariant with dag size 1 [2018-12-02 19:42:33,725 INFO L583 CodeCheckObserver]: Invariant with dag size 1 [2018-12-02 19:42:33,725 INFO L583 CodeCheckObserver]: Invariant with dag size 1 [2018-12-02 19:42:33,725 INFO L583 CodeCheckObserver]: Invariant with dag size 15 [2018-12-02 19:42:33,726 INFO L583 CodeCheckObserver]: Invariant with dag size 1 [2018-12-02 19:42:33,726 INFO L583 CodeCheckObserver]: Invariant with dag size 3 [2018-12-02 19:42:33,726 INFO L583 CodeCheckObserver]: Invariant with dag size 9 [2018-12-02 19:42:33,726 INFO L583 CodeCheckObserver]: Invariant with dag size 1 [2018-12-02 19:42:33,726 INFO L583 CodeCheckObserver]: Invariant with dag size 1 [2018-12-02 19:42:33,726 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 02.12 07:42:33 ImpRootNode [2018-12-02 19:42:33,727 INFO L132 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2018-12-02 19:42:33,727 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2018-12-02 19:42:33,727 INFO L271 PluginConnector]: Initializing Witness Printer... [2018-12-02 19:42:33,727 INFO L276 PluginConnector]: Witness Printer initialized [2018-12-02 19:42:33,728 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.12 07:42:14" (3/4) ... [2018-12-02 19:42:33,731 INFO L144 WitnessPrinter]: Generating witness for correct program [2018-12-02 19:42:33,735 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure deactivatePump [2018-12-02 19:42:33,735 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure processEnvironment__wrappee__base [2018-12-02 19:42:33,735 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure changeMethaneLevel [2018-12-02 19:42:33,735 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure cleanup [2018-12-02 19:42:33,735 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure timeShift [2018-12-02 19:42:33,735 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure isMethaneLevelCritical [2018-12-02 19:42:33,736 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure waterRise [2018-12-02 19:42:33,736 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure processEnvironment__wrappee__methaneQuery [2018-12-02 19:42:33,736 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure isMethaneAlarm [2018-12-02 19:42:33,740 INFO L905 BoogieBacktranslator]: Reduced CFG by removing 57 nodes and edges [2018-12-02 19:42:33,740 INFO L905 BoogieBacktranslator]: Reduced CFG by removing 22 nodes and edges [2018-12-02 19:42:33,740 INFO L905 BoogieBacktranslator]: Reduced CFG by removing 10 nodes and edges [2018-12-02 19:42:33,740 INFO L905 BoogieBacktranslator]: Reduced CFG by removing 4 nodes and edges [2018-12-02 19:42:33,741 INFO L905 BoogieBacktranslator]: Reduced CFG by removing 2 nodes and edges [2018-12-02 19:42:33,741 INFO L905 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2018-12-02 19:42:33,758 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((!(0 == pumpRunning) && !(systemActive == 0)) || pumpRunning == \old(pumpRunning)) || (!(0 == pumpRunning) && !(0 == methaneLevelCritical)) [2018-12-02 19:42:33,758 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: pumpRunning == \old(pumpRunning) [2018-12-02 19:42:33,758 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((tmp == methaneLevelCritical || (!(pumpRunning == \old(pumpRunning)) && !(tmp == 0))) || (!(0 == pumpRunning) && !(tmp == 0))) || (!(systemActive == 0) && !(tmp == 0)) [2018-12-02 19:42:33,758 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((pumpRunning == \old(pumpRunning) || systemActive == 0) || 0 == methaneLevelCritical) || 0 == pumpRunning [2018-12-02 19:42:33,779 INFO L145 WitnessManager]: Wrote witness to /tmp/vcloud-vcloud-master/worker/working_dir_579e2e0a-3143-4807-88ed-b9de509097e0/bin-2019/ukojak/witness.graphml [2018-12-02 19:42:33,780 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2018-12-02 19:42:33,780 INFO L168 Benchmark]: Toolchain (without parser) took 20537.37 ms. Allocated memory was 1.0 GB in the beginning and 1.6 GB in the end (delta: 577.8 MB). Free memory was 957.1 MB in the beginning and 1.0 GB in the end (delta: -65.5 MB). Peak memory consumption was 512.3 MB. Max. memory is 11.5 GB. [2018-12-02 19:42:33,781 INFO L168 Benchmark]: CDTParser took 0.11 ms. Allocated memory is still 1.0 GB. Free memory is still 982.3 MB. There was no memory consumed. Max. memory is 11.5 GB. [2018-12-02 19:42:33,781 INFO L168 Benchmark]: CACSL2BoogieTranslator took 292.11 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 136.8 MB). Free memory was 957.1 MB in the beginning and 1.1 GB in the end (delta: -164.0 MB). Peak memory consumption was 24.9 MB. Max. memory is 11.5 GB. [2018-12-02 19:42:33,781 INFO L168 Benchmark]: Boogie Procedure Inliner took 31.99 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. [2018-12-02 19:42:33,781 INFO L168 Benchmark]: Boogie Preprocessor took 17.92 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. [2018-12-02 19:42:33,781 INFO L168 Benchmark]: RCFGBuilder took 464.65 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: 77.7 MB). Peak memory consumption was 77.7 MB. Max. memory is 11.5 GB. [2018-12-02 19:42:33,781 INFO L168 Benchmark]: CodeCheck took 19675.04 ms. Allocated memory was 1.2 GB in the beginning and 1.6 GB in the end (delta: 440.9 MB). Free memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 5.5 MB). Peak memory consumption was 446.4 MB. Max. memory is 11.5 GB. [2018-12-02 19:42:33,782 INFO L168 Benchmark]: Witness Printer took 52.64 ms. Allocated memory is still 1.6 GB. Free memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 15.3 MB). Peak memory consumption was 15.3 MB. Max. memory is 11.5 GB. [2018-12-02 19:42:33,783 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 10 procedures, 87 locations, 1 error locations. SAFE Result, 19.3s OverallTime, 77 OverallIterations, 0 TraceHistogramMax, 0.0s AutomataDifference, 0.0s DeadEndRemovalTime, 0.0s HoareAnnotationTime, HoareTripleCheckerStatistics: 551562392 SDtfs, -1783712648 SDslu, 1111717976 SDs, 0 SdLazy, 1985797860 SolverSat, 1068410596 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 48.7s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 43552 GetRequests, 42715 SyntacticMatches, 422 SemanticMatches, 415 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 100197 ImplicationChecksByTransitivity, 16.1s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=-1occurred in iteration=-1, traceCheckStatistics: 0.0s SsaConstructionTime, 0.3s SatisfiabilityAnalysisTime, 2.4s InterpolantComputationTime, 3951 NumberOfCodeBlocks, 3951 NumberOfCodeBlocksAsserted, 76 NumberOfCheckSat, 3875 ConstructedInterpolants, 0 QuantifiedInterpolants, 436669 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 76 InterpolantComputations, 58 PerfectInterpolantSequences, 1730/1831 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: 866]: 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: 581]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 872]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 550]: Loop Invariant Derived loop invariant: ((pumpRunning == \old(pumpRunning) || systemActive == 0) || 0 == methaneLevelCritical) || 0 == pumpRunning - InvariantResult [Line: 550]: Loop Invariant Derived loop invariant: ((tmp == methaneLevelCritical || (!(pumpRunning == \old(pumpRunning)) && !(tmp == 0))) || (!(0 == pumpRunning) && !(tmp == 0))) || (!(systemActive == 0) && !(tmp == 0)) - InvariantResult [Line: 582]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 882]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: -1]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 650]: Loop Invariant Derived loop invariant: ((!(0 == pumpRunning) && !(systemActive == 0)) || pumpRunning == \old(pumpRunning)) || (!(0 == pumpRunning) && !(0 == methaneLevelCritical)) - InvariantResult [Line: 658]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 683]: Loop Invariant Derived loop invariant: pumpRunning == \old(pumpRunning) - InvariantResult [Line: 953]: Loop Invariant Derived loop invariant: (0 == methaneLevelCritical && 0 == pumpRunning) && systemActive == 1 - InvariantResult [Line: 953]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 1]: Loop Invariant Derived loop invariant: 1 * 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 982.3 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 292.11 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 136.8 MB). Free memory was 957.1 MB in the beginning and 1.1 GB in the end (delta: -164.0 MB). Peak memory consumption was 24.9 MB. Max. memory is 11.5 GB. * Boogie Procedure Inliner took 31.99 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. * Boogie Preprocessor took 17.92 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 464.65 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: 77.7 MB). Peak memory consumption was 77.7 MB. Max. memory is 11.5 GB. * CodeCheck took 19675.04 ms. Allocated memory was 1.2 GB in the beginning and 1.6 GB in the end (delta: 440.9 MB). Free memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 5.5 MB). Peak memory consumption was 446.4 MB. Max. memory is 11.5 GB. * Witness Printer took 52.64 ms. Allocated memory is still 1.6 GB. Free memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 15.3 MB). Peak memory consumption was 15.3 MB. Max. memory is 11.5 GB. RESULT: Ultimate proved your program to be correct! Received shutdown request...