./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/product-lines/minepump_spec2_product05_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_714c13d9-50b8-40e9-b772-ba785559f385/bin-2019/ukojak/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/working_dir_714c13d9-50b8-40e9-b772-ba785559f385/bin-2019/ukojak/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/working_dir_714c13d9-50b8-40e9-b772-ba785559f385/bin-2019/ukojak/data -tc /tmp/vcloud-vcloud-master/worker/working_dir_714c13d9-50b8-40e9-b772-ba785559f385/bin-2019/ukojak/config/KojakReach.xml -i ../../sv-benchmarks/c/product-lines/minepump_spec2_product05_true-unreach-call_false-termination.cil.c -s /tmp/vcloud-vcloud-master/worker/working_dir_714c13d9-50b8-40e9-b772-ba785559f385/bin-2019/ukojak/config/svcomp-Reach-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/working_dir_714c13d9-50b8-40e9-b772-ba785559f385/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 384c0d348196326a7d81e106f1c497f9cd3f1b7c ............................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................ Execution finished normally Writing output log to file Ultimate.log Result: TRUE --- Real Ultimate output --- This is Ultimate 0.1.23-635dfa2 [2018-12-09 00:22:51,148 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-12-09 00:22:51,149 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-12-09 00:22:51,155 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-12-09 00:22:51,155 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-12-09 00:22:51,156 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-12-09 00:22:51,156 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-12-09 00:22:51,157 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-12-09 00:22:51,158 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-12-09 00:22:51,158 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-12-09 00:22:51,159 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-12-09 00:22:51,159 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-12-09 00:22:51,159 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-12-09 00:22:51,160 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-12-09 00:22:51,160 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-12-09 00:22:51,161 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-12-09 00:22:51,161 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-12-09 00:22:51,162 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-12-09 00:22:51,163 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-12-09 00:22:51,164 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-12-09 00:22:51,164 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-12-09 00:22:51,165 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-12-09 00:22:51,166 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-12-09 00:22:51,166 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-12-09 00:22:51,166 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-12-09 00:22:51,167 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-12-09 00:22:51,167 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-12-09 00:22:51,168 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-12-09 00:22:51,168 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-12-09 00:22:51,169 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-12-09 00:22:51,169 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-12-09 00:22:51,169 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-12-09 00:22:51,169 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-12-09 00:22:51,170 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-12-09 00:22:51,170 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-12-09 00:22:51,171 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-12-09 00:22:51,171 INFO L98 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/working_dir_714c13d9-50b8-40e9-b772-ba785559f385/bin-2019/ukojak/config/svcomp-Reach-32bit-Kojak_Default.epf [2018-12-09 00:22:51,178 INFO L110 SettingsManager]: Loading preferences was successful [2018-12-09 00:22:51,178 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-12-09 00:22:51,178 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-12-09 00:22:51,179 INFO L133 SettingsManager]: * ... to procedures called more than once=ALWAYS [2018-12-09 00:22:51,179 INFO L131 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2018-12-09 00:22:51,179 INFO L133 SettingsManager]: * Create parallel compositions if possible=false [2018-12-09 00:22:51,179 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-12-09 00:22:51,179 INFO L133 SettingsManager]: * sizeof long=4 [2018-12-09 00:22:51,179 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2018-12-09 00:22:51,179 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-12-09 00:22:51,179 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-12-09 00:22:51,180 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-12-09 00:22:51,180 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-12-09 00:22:51,180 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-12-09 00:22:51,180 INFO L133 SettingsManager]: * sizeof long double=12 [2018-12-09 00:22:51,180 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-12-09 00:22:51,180 INFO L133 SettingsManager]: * Use constant arrays=true [2018-12-09 00:22:51,180 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-12-09 00:22:51,180 INFO L131 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2018-12-09 00:22:51,180 INFO L133 SettingsManager]: * Timeout in seconds=1000000 [2018-12-09 00:22:51,180 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-12-09 00:22:51,180 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-12-09 00:22:51,181 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2018-12-09 00:22:51,181 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-12-09 00:22:51,181 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-12-09 00:22:51,181 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-12-09 00:22:51,181 INFO L133 SettingsManager]: * Trace refinement strategy=PENGUIN [2018-12-09 00:22:51,181 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-12-09 00:22:51,181 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-12-09 00:22:51,181 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_714c13d9-50b8-40e9-b772-ba785559f385/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 -> 384c0d348196326a7d81e106f1c497f9cd3f1b7c [2018-12-09 00:22:51,199 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-12-09 00:22:51,205 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-12-09 00:22:51,207 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-12-09 00:22:51,208 INFO L271 PluginConnector]: Initializing CDTParser... [2018-12-09 00:22:51,208 INFO L276 PluginConnector]: CDTParser initialized [2018-12-09 00:22:51,208 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/working_dir_714c13d9-50b8-40e9-b772-ba785559f385/bin-2019/ukojak/../../sv-benchmarks/c/product-lines/minepump_spec2_product05_true-unreach-call_false-termination.cil.c [2018-12-09 00:22:51,242 INFO L221 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_714c13d9-50b8-40e9-b772-ba785559f385/bin-2019/ukojak/data/4067933b8/43651c36dd1543fd981d5b13c60b4fe8/FLAG072614a20 [2018-12-09 00:22:51,670 INFO L307 CDTParser]: Found 1 translation units. [2018-12-09 00:22:51,671 INFO L161 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/working_dir_714c13d9-50b8-40e9-b772-ba785559f385/sv-benchmarks/c/product-lines/minepump_spec2_product05_true-unreach-call_false-termination.cil.c [2018-12-09 00:22:51,677 INFO L355 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_714c13d9-50b8-40e9-b772-ba785559f385/bin-2019/ukojak/data/4067933b8/43651c36dd1543fd981d5b13c60b4fe8/FLAG072614a20 [2018-12-09 00:22:51,684 INFO L363 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/working_dir_714c13d9-50b8-40e9-b772-ba785559f385/bin-2019/ukojak/data/4067933b8/43651c36dd1543fd981d5b13c60b4fe8 [2018-12-09 00:22:51,686 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-12-09 00:22:51,687 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2018-12-09 00:22:51,687 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-12-09 00:22:51,687 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-12-09 00:22:51,689 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-12-09 00:22:51,690 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 09.12 12:22:51" (1/1) ... [2018-12-09 00:22:51,691 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@2648fef5 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 12:22:51, skipping insertion in model container [2018-12-09 00:22:51,691 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 09.12 12:22:51" (1/1) ... [2018-12-09 00:22:51,695 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2018-12-09 00:22:51,715 INFO L176 MainTranslator]: Built tables and reachable declarations [2018-12-09 00:22:51,856 INFO L203 PostProcessor]: Analyzing one entry point: main [2018-12-09 00:22:51,897 INFO L191 MainTranslator]: Completed pre-run [2018-12-09 00:22:51,942 INFO L203 PostProcessor]: Analyzing one entry point: main [2018-12-09 00:22:51,961 INFO L195 MainTranslator]: Completed translation [2018-12-09 00:22:51,962 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 12:22:51 WrapperNode [2018-12-09 00:22:51,962 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-12-09 00:22:51,962 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2018-12-09 00:22:51,962 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2018-12-09 00:22:51,962 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2018-12-09 00:22:51,968 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 12:22:51" (1/1) ... [2018-12-09 00:22:51,978 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 12:22:51" (1/1) ... [2018-12-09 00:22:51,994 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2018-12-09 00:22:51,995 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-12-09 00:22:51,995 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-12-09 00:22:51,995 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-12-09 00:22:52,001 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 12:22:51" (1/1) ... [2018-12-09 00:22:52,001 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 12:22:51" (1/1) ... [2018-12-09 00:22:52,003 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 12:22:51" (1/1) ... [2018-12-09 00:22:52,003 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 12:22:51" (1/1) ... [2018-12-09 00:22:52,006 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 12:22:51" (1/1) ... [2018-12-09 00:22:52,010 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 12:22:51" (1/1) ... [2018-12-09 00:22:52,011 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 12:22:51" (1/1) ... [2018-12-09 00:22:52,013 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-12-09 00:22:52,013 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-12-09 00:22:52,013 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-12-09 00:22:52,013 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-12-09 00:22:52,014 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 12:22:51" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_714c13d9-50b8-40e9-b772-ba785559f385/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 [2018-12-09 00:22:52,051 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.alloc [2018-12-09 00:22:52,051 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__base [2018-12-09 00:22:52,051 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__base [2018-12-09 00:22:52,051 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneLevelCritical [2018-12-09 00:22:52,051 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneLevelCritical [2018-12-09 00:22:52,051 INFO L130 BoogieDeclarations]: Found specification of procedure timeShift [2018-12-09 00:22:52,052 INFO L138 BoogieDeclarations]: Found implementation of procedure timeShift [2018-12-09 00:22:52,052 INFO L130 BoogieDeclarations]: Found specification of procedure cleanup [2018-12-09 00:22:52,052 INFO L138 BoogieDeclarations]: Found implementation of procedure cleanup [2018-12-09 00:22:52,052 INFO L130 BoogieDeclarations]: Found specification of procedure waterRise [2018-12-09 00:22:52,052 INFO L138 BoogieDeclarations]: Found implementation of procedure waterRise [2018-12-09 00:22:52,052 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2018-12-09 00:22:52,052 INFO L130 BoogieDeclarations]: Found specification of procedure changeMethaneLevel [2018-12-09 00:22:52,052 INFO L138 BoogieDeclarations]: Found implementation of procedure changeMethaneLevel [2018-12-09 00:22:52,052 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-12-09 00:22:52,052 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-12-09 00:22:52,402 INFO L275 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-12-09 00:22:52,403 INFO L280 CfgBuilder]: Removed 34 assue(true) statements. [2018-12-09 00:22:52,403 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 09.12 12:22:52 BoogieIcfgContainer [2018-12-09 00:22:52,403 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-12-09 00:22:52,403 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2018-12-09 00:22:52,403 INFO L271 PluginConnector]: Initializing CodeCheck... [2018-12-09 00:22:52,410 INFO L276 PluginConnector]: CodeCheck initialized [2018-12-09 00:22:52,410 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 09.12 12:22:52" (1/1) ... [2018-12-09 00:22:52,417 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-09 00:22:52,436 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 00:22:52,442 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 65 states to 49 states and 65 transitions. [2018-12-09 00:22:52,442 INFO L276 IsEmpty]: Start isEmpty. Operand 49 states and 65 transitions. [2018-12-09 00:22:52,446 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2018-12-09 00:22:52,446 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 00:22:52,516 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 00:22:52,554 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-09 00:22:52,562 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 00:22:52,563 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 63 states to 49 states and 63 transitions. [2018-12-09 00:22:52,563 INFO L276 IsEmpty]: Start isEmpty. Operand 49 states and 63 transitions. [2018-12-09 00:22:52,563 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2018-12-09 00:22:52,563 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 00:22:52,582 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 00:22:52,614 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-09 00:22:52,638 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 00:22:52,639 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 66 states to 51 states and 66 transitions. [2018-12-09 00:22:52,639 INFO L276 IsEmpty]: Start isEmpty. Operand 51 states and 66 transitions. [2018-12-09 00:22:52,640 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2018-12-09 00:22:52,640 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 00:22:52,659 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 00:22:52,691 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-09 00:22:52,780 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 00:22:52,781 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 84 states to 60 states and 84 transitions. [2018-12-09 00:22:52,782 INFO L276 IsEmpty]: Start isEmpty. Operand 60 states and 84 transitions. [2018-12-09 00:22:52,783 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2018-12-09 00:22:52,783 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 00:22:52,798 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 00:22:52,818 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-09 00:22:52,826 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 00:22:52,827 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 85 states to 61 states and 85 transitions. [2018-12-09 00:22:52,827 INFO L276 IsEmpty]: Start isEmpty. Operand 61 states and 85 transitions. [2018-12-09 00:22:52,828 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2018-12-09 00:22:52,828 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 00:22:52,842 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 00:22:52,907 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-09 00:22:53,098 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 00:22:53,100 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 115 states to 76 states and 115 transitions. [2018-12-09 00:22:53,100 INFO L276 IsEmpty]: Start isEmpty. Operand 76 states and 115 transitions. [2018-12-09 00:22:53,101 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2018-12-09 00:22:53,101 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 00:22:53,112 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 00:22:53,127 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-09 00:22:53,136 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 00:22:53,137 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 116 states to 77 states and 116 transitions. [2018-12-09 00:22:53,137 INFO L276 IsEmpty]: Start isEmpty. Operand 77 states and 116 transitions. [2018-12-09 00:22:53,138 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2018-12-09 00:22:53,138 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 00:22:53,145 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 00:22:53,196 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2018-12-09 00:22:53,443 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 00:22:53,443 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 137 states to 87 states and 137 transitions. [2018-12-09 00:22:53,443 INFO L276 IsEmpty]: Start isEmpty. Operand 87 states and 137 transitions. [2018-12-09 00:22:53,444 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2018-12-09 00:22:53,444 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 00:22:53,451 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 00:22:53,460 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-09 00:22:53,471 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 00:22:53,472 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 138 states to 88 states and 138 transitions. [2018-12-09 00:22:53,472 INFO L276 IsEmpty]: Start isEmpty. Operand 88 states and 138 transitions. [2018-12-09 00:22:53,473 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2018-12-09 00:22:53,473 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 00:22:53,479 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 00:22:53,489 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2018-12-09 00:22:53,499 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 00:22:53,500 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 139 states to 89 states and 139 transitions. [2018-12-09 00:22:53,500 INFO L276 IsEmpty]: Start isEmpty. Operand 89 states and 139 transitions. [2018-12-09 00:22:53,501 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2018-12-09 00:22:53,501 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 00:22:53,508 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 00:22:53,551 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-09 00:22:53,910 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 00:22:53,910 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 160 states to 100 states and 159 transitions. [2018-12-09 00:22:53,911 INFO L276 IsEmpty]: Start isEmpty. Operand 100 states and 159 transitions. [2018-12-09 00:22:53,912 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 40 [2018-12-09 00:22:53,912 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 00:22:53,922 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 00:22:53,960 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 8 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2018-12-09 00:22:54,105 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 00:22:54,106 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 173 states to 106 states and 172 transitions. [2018-12-09 00:22:54,106 INFO L276 IsEmpty]: Start isEmpty. Operand 106 states and 172 transitions. [2018-12-09 00:22:54,107 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 43 [2018-12-09 00:22:54,107 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 00:22:54,113 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 00:22:54,120 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 8 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2018-12-09 00:22:54,137 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 00:22:54,138 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 173 states to 104 states and 168 transitions. [2018-12-09 00:22:54,138 INFO L276 IsEmpty]: Start isEmpty. Operand 104 states and 168 transitions. [2018-12-09 00:22:54,139 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 43 [2018-12-09 00:22:54,139 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 00:22:54,145 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 00:22:54,333 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 8 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2018-12-09 00:22:54,893 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 00:22:54,894 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 191 states to 111 states and 185 transitions. [2018-12-09 00:22:54,894 INFO L276 IsEmpty]: Start isEmpty. Operand 111 states and 185 transitions. [2018-12-09 00:22:54,895 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2018-12-09 00:22:54,895 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 00:22:54,902 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 00:22:54,912 INFO L134 CoverageAnalysis]: Checked inductivity of 15 backedges. 13 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2018-12-09 00:22:55,108 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 00:22:55,109 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 209 states to 120 states and 203 transitions. [2018-12-09 00:22:55,109 INFO L276 IsEmpty]: Start isEmpty. Operand 120 states and 203 transitions. [2018-12-09 00:22:55,110 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2018-12-09 00:22:55,110 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 00:22:55,116 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 00:22:55,125 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 9 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2018-12-09 00:22:55,256 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 00:22:55,257 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 215 states to 122 states and 207 transitions. [2018-12-09 00:22:55,257 INFO L276 IsEmpty]: Start isEmpty. Operand 122 states and 207 transitions. [2018-12-09 00:22:55,258 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 45 [2018-12-09 00:22:55,258 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 00:22:55,265 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 00:22:55,277 INFO L134 CoverageAnalysis]: Checked inductivity of 15 backedges. 13 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2018-12-09 00:22:55,285 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 00:22:55,286 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 216 states to 123 states and 208 transitions. [2018-12-09 00:22:55,286 INFO L276 IsEmpty]: Start isEmpty. Operand 123 states and 208 transitions. [2018-12-09 00:22:55,287 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 45 [2018-12-09 00:22:55,287 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 00:22:55,294 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 00:22:55,303 INFO L134 CoverageAnalysis]: Checked inductivity of 15 backedges. 13 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2018-12-09 00:22:55,318 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 00:22:55,319 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 217 states to 124 states and 209 transitions. [2018-12-09 00:22:55,319 INFO L276 IsEmpty]: Start isEmpty. Operand 124 states and 209 transitions. [2018-12-09 00:22:55,320 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2018-12-09 00:22:55,320 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 00:22:55,330 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 00:22:55,397 INFO L134 CoverageAnalysis]: Checked inductivity of 22 backedges. 4 proven. 3 refuted. 0 times theorem prover too weak. 15 trivial. 0 not checked. [2018-12-09 00:22:56,261 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 00:22:56,262 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 272 states to 141 states and 261 transitions. [2018-12-09 00:22:56,262 INFO L276 IsEmpty]: Start isEmpty. Operand 141 states and 261 transitions. [2018-12-09 00:22:56,263 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2018-12-09 00:22:56,263 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 00:22:56,272 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 00:22:56,286 INFO L134 CoverageAnalysis]: Checked inductivity of 22 backedges. 4 proven. 3 refuted. 0 times theorem prover too weak. 15 trivial. 0 not checked. [2018-12-09 00:22:56,298 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 00:22:56,299 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 273 states to 142 states and 262 transitions. [2018-12-09 00:22:56,300 INFO L276 IsEmpty]: Start isEmpty. Operand 142 states and 262 transitions. [2018-12-09 00:22:56,300 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2018-12-09 00:22:56,301 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 00:22:56,309 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 00:22:56,322 INFO L134 CoverageAnalysis]: Checked inductivity of 22 backedges. 4 proven. 3 refuted. 0 times theorem prover too weak. 15 trivial. 0 not checked. [2018-12-09 00:22:56,335 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 00:22:56,336 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 278 states to 145 states and 267 transitions. [2018-12-09 00:22:56,336 INFO L276 IsEmpty]: Start isEmpty. Operand 145 states and 267 transitions. [2018-12-09 00:22:56,337 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2018-12-09 00:22:56,337 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 00:22:56,342 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 00:22:56,350 INFO L134 CoverageAnalysis]: Checked inductivity of 22 backedges. 4 proven. 3 refuted. 0 times theorem prover too weak. 15 trivial. 0 not checked. [2018-12-09 00:22:56,362 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 00:22:56,363 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 279 states to 146 states and 268 transitions. [2018-12-09 00:22:56,363 INFO L276 IsEmpty]: Start isEmpty. Operand 146 states and 268 transitions. [2018-12-09 00:22:56,364 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 55 [2018-12-09 00:22:56,364 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 00:22:56,372 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 00:22:56,385 INFO L134 CoverageAnalysis]: Checked inductivity of 23 backedges. 5 proven. 3 refuted. 0 times theorem prover too weak. 15 trivial. 0 not checked. [2018-12-09 00:22:57,253 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 00:22:57,253 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 312 states to 157 states and 298 transitions. [2018-12-09 00:22:57,253 INFO L276 IsEmpty]: Start isEmpty. Operand 157 states and 298 transitions. [2018-12-09 00:22:57,254 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2018-12-09 00:22:57,254 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 00:22:57,259 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 00:22:57,267 INFO L134 CoverageAnalysis]: Checked inductivity of 22 backedges. 4 proven. 3 refuted. 0 times theorem prover too weak. 15 trivial. 0 not checked. [2018-12-09 00:22:57,279 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 00:22:57,280 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 313 states to 158 states and 299 transitions. [2018-12-09 00:22:57,280 INFO L276 IsEmpty]: Start isEmpty. Operand 158 states and 299 transitions. [2018-12-09 00:22:57,280 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 61 [2018-12-09 00:22:57,281 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 00:22:57,286 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 00:22:57,292 INFO L134 CoverageAnalysis]: Checked inductivity of 41 backedges. 16 proven. 0 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2018-12-09 00:22:57,459 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 00:22:57,460 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 320 states to 162 states and 306 transitions. [2018-12-09 00:22:57,460 INFO L276 IsEmpty]: Start isEmpty. Operand 162 states and 306 transitions. [2018-12-09 00:22:57,461 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 62 [2018-12-09 00:22:57,461 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 00:22:57,469 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 00:22:57,566 INFO L134 CoverageAnalysis]: Checked inductivity of 42 backedges. 22 proven. 1 refuted. 0 times theorem prover too weak. 19 trivial. 0 not checked. [2018-12-09 00:22:58,416 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 00:22:58,418 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 329 states to 166 states and 315 transitions. [2018-12-09 00:22:58,418 INFO L276 IsEmpty]: Start isEmpty. Operand 166 states and 315 transitions. [2018-12-09 00:22:58,419 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 64 [2018-12-09 00:22:58,419 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 00:22:58,430 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 00:22:58,442 INFO L134 CoverageAnalysis]: Checked inductivity of 41 backedges. 16 proven. 0 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2018-12-09 00:22:58,462 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 00:22:58,463 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 329 states to 164 states and 311 transitions. [2018-12-09 00:22:58,463 INFO L276 IsEmpty]: Start isEmpty. Operand 164 states and 311 transitions. [2018-12-09 00:22:58,464 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 64 [2018-12-09 00:22:58,464 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 00:22:58,470 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 00:22:58,592 INFO L134 CoverageAnalysis]: Checked inductivity of 41 backedges. 17 proven. 16 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2018-12-09 00:22:59,038 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 00:22:59,039 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 344 states to 170 states and 324 transitions. [2018-12-09 00:22:59,039 INFO L276 IsEmpty]: Start isEmpty. Operand 170 states and 324 transitions. [2018-12-09 00:22:59,040 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 65 [2018-12-09 00:22:59,040 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 00:22:59,047 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 00:22:59,055 INFO L134 CoverageAnalysis]: Checked inductivity of 42 backedges. 17 proven. 0 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2018-12-09 00:22:59,072 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 00:22:59,073 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 345 states to 170 states and 323 transitions. [2018-12-09 00:22:59,073 INFO L276 IsEmpty]: Start isEmpty. Operand 170 states and 323 transitions. [2018-12-09 00:22:59,074 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 66 [2018-12-09 00:22:59,074 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 00:22:59,079 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 00:22:59,086 INFO L134 CoverageAnalysis]: Checked inductivity of 44 backedges. 18 proven. 0 refuted. 0 times theorem prover too weak. 26 trivial. 0 not checked. [2018-12-09 00:22:59,097 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 00:22:59,098 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 348 states to 172 states and 326 transitions. [2018-12-09 00:22:59,098 INFO L276 IsEmpty]: Start isEmpty. Operand 172 states and 326 transitions. [2018-12-09 00:22:59,099 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 63 [2018-12-09 00:22:59,099 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 00:22:59,104 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 00:22:59,111 INFO L134 CoverageAnalysis]: Checked inductivity of 51 backedges. 26 proven. 8 refuted. 0 times theorem prover too weak. 17 trivial. 0 not checked. [2018-12-09 00:22:59,281 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 00:22:59,281 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 349 states to 163 states and 303 transitions. [2018-12-09 00:22:59,281 INFO L276 IsEmpty]: Start isEmpty. Operand 163 states and 303 transitions. [2018-12-09 00:22:59,282 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 67 [2018-12-09 00:22:59,282 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 00:22:59,287 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 00:22:59,454 INFO L134 CoverageAnalysis]: Checked inductivity of 41 backedges. 17 proven. 11 refuted. 0 times theorem prover too weak. 13 trivial. 0 not checked. [2018-12-09 00:22:59,701 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 00:22:59,702 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 350 states to 165 states and 304 transitions. [2018-12-09 00:22:59,702 INFO L276 IsEmpty]: Start isEmpty. Operand 165 states and 304 transitions. [2018-12-09 00:22:59,703 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 68 [2018-12-09 00:22:59,703 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 00:22:59,711 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 00:22:59,725 INFO L134 CoverageAnalysis]: Checked inductivity of 45 backedges. 17 proven. 0 refuted. 0 times theorem prover too weak. 28 trivial. 0 not checked. [2018-12-09 00:22:59,746 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 00:22:59,747 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 351 states to 166 states and 305 transitions. [2018-12-09 00:22:59,747 INFO L276 IsEmpty]: Start isEmpty. Operand 166 states and 305 transitions. [2018-12-09 00:22:59,748 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 68 [2018-12-09 00:22:59,748 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 00:22:59,754 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 00:22:59,764 INFO L134 CoverageAnalysis]: Checked inductivity of 45 backedges. 17 proven. 0 refuted. 0 times theorem prover too weak. 28 trivial. 0 not checked. [2018-12-09 00:22:59,790 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 00:22:59,791 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 352 states to 162 states and 295 transitions. [2018-12-09 00:22:59,792 INFO L276 IsEmpty]: Start isEmpty. Operand 162 states and 295 transitions. [2018-12-09 00:22:59,792 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 69 [2018-12-09 00:22:59,793 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 00:22:59,802 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 00:22:59,822 INFO L134 CoverageAnalysis]: Checked inductivity of 44 backedges. 18 proven. 0 refuted. 0 times theorem prover too weak. 26 trivial. 0 not checked. [2018-12-09 00:22:59,835 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 00:22:59,835 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 352 states to 155 states and 282 transitions. [2018-12-09 00:22:59,835 INFO L276 IsEmpty]: Start isEmpty. Operand 155 states and 282 transitions. [2018-12-09 00:22:59,836 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 76 [2018-12-09 00:22:59,836 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 00:22:59,841 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 00:22:59,955 INFO L134 CoverageAnalysis]: Checked inductivity of 64 backedges. 30 proven. 17 refuted. 0 times theorem prover too weak. 17 trivial. 0 not checked. [2018-12-09 00:23:00,927 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 00:23:00,928 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 377 states to 166 states and 304 transitions. [2018-12-09 00:23:00,928 INFO L276 IsEmpty]: Start isEmpty. Operand 166 states and 304 transitions. [2018-12-09 00:23:00,928 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 79 [2018-12-09 00:23:00,928 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 00:23:00,933 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 00:23:01,044 INFO L134 CoverageAnalysis]: Checked inductivity of 64 backedges. 30 proven. 17 refuted. 0 times theorem prover too weak. 17 trivial. 0 not checked. [2018-12-09 00:23:01,058 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 00:23:01,059 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 378 states to 167 states and 305 transitions. [2018-12-09 00:23:01,059 INFO L276 IsEmpty]: Start isEmpty. Operand 167 states and 305 transitions. [2018-12-09 00:23:01,059 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 79 [2018-12-09 00:23:01,059 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 00:23:01,065 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 00:23:01,074 INFO L134 CoverageAnalysis]: Checked inductivity of 67 backedges. 9 proven. 6 refuted. 0 times theorem prover too weak. 52 trivial. 0 not checked. [2018-12-09 00:23:01,268 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 00:23:01,269 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 372 states to 163 states and 293 transitions. [2018-12-09 00:23:01,269 INFO L276 IsEmpty]: Start isEmpty. Operand 163 states and 293 transitions. [2018-12-09 00:23:01,269 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 77 [2018-12-09 00:23:01,269 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 00:23:01,275 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 00:23:01,283 INFO L134 CoverageAnalysis]: Checked inductivity of 66 backedges. 10 proven. 6 refuted. 0 times theorem prover too weak. 50 trivial. 0 not checked. [2018-12-09 00:23:01,470 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 00:23:01,470 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 375 states to 77 states and 108 transitions. [2018-12-09 00:23:01,470 INFO L276 IsEmpty]: Start isEmpty. Operand 77 states and 108 transitions. [2018-12-09 00:23:01,470 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2018-12-09 00:23:01,471 WARN L428 CodeCheckObserver]: This Program is SAFE, Check terminated with 39 iterations. [2018-12-09 00:23:01,476 INFO L779 CodeCheckObserver]: All specifications hold 1 specifications checked. All of them hold [2018-12-09 00:23:01,657 INFO L583 CodeCheckObserver]: Invariant with dag size 1 [2018-12-09 00:23:01,659 INFO L583 CodeCheckObserver]: Invariant with dag size 1 [2018-12-09 00:23:01,659 INFO L583 CodeCheckObserver]: Invariant with dag size 1 [2018-12-09 00:23:01,659 INFO L583 CodeCheckObserver]: Invariant with dag size 1 [2018-12-09 00:23:01,659 INFO L583 CodeCheckObserver]: Invariant with dag size 12 [2018-12-09 00:23:01,663 INFO L583 CodeCheckObserver]: Invariant with dag size 9 [2018-12-09 00:23:01,663 INFO L583 CodeCheckObserver]: Invariant with dag size 1 [2018-12-09 00:23:01,664 INFO L583 CodeCheckObserver]: Invariant with dag size 1 [2018-12-09 00:23:01,664 INFO L583 CodeCheckObserver]: Invariant with dag size 1 [2018-12-09 00:23:01,664 INFO L583 CodeCheckObserver]: Invariant with dag size 1 [2018-12-09 00:23:01,664 INFO L583 CodeCheckObserver]: Invariant with dag size 9 [2018-12-09 00:23:01,664 INFO L583 CodeCheckObserver]: Invariant with dag size 1 [2018-12-09 00:23:01,665 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 09.12 12:23:01 ImpRootNode [2018-12-09 00:23:01,665 INFO L132 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2018-12-09 00:23:01,665 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2018-12-09 00:23:01,665 INFO L271 PluginConnector]: Initializing Witness Printer... [2018-12-09 00:23:01,665 INFO L276 PluginConnector]: Witness Printer initialized [2018-12-09 00:23:01,666 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 09.12 12:22:52" (3/4) ... [2018-12-09 00:23:01,669 INFO L144 WitnessPrinter]: Generating witness for correct program [2018-12-09 00:23:01,673 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure processEnvironment__wrappee__base [2018-12-09 00:23:01,673 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure changeMethaneLevel [2018-12-09 00:23:01,673 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure isMethaneLevelCritical [2018-12-09 00:23:01,673 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure timeShift [2018-12-09 00:23:01,673 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure cleanup [2018-12-09 00:23:01,674 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure waterRise [2018-12-09 00:23:01,677 INFO L905 BoogieBacktranslator]: Reduced CFG by removing 56 nodes and edges [2018-12-09 00:23:01,677 INFO L905 BoogieBacktranslator]: Reduced CFG by removing 21 nodes and edges [2018-12-09 00:23:01,678 INFO L905 BoogieBacktranslator]: Reduced CFG by removing 10 nodes and edges [2018-12-09 00:23:01,678 INFO L905 BoogieBacktranslator]: Reduced CFG by removing 4 nodes and edges [2018-12-09 00:23:01,678 INFO L905 BoogieBacktranslator]: Reduced CFG by removing 2 nodes and edges [2018-12-09 00:23:01,678 INFO L905 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2018-12-09 00:23:01,695 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (pumpRunning == \old(pumpRunning) || !(0 == pumpRunning)) || 0 == systemActive [2018-12-09 00:23:01,696 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((tmp == methaneLevelCritical || 0 == tmp) || !(0 == pumpRunning)) || !(pumpRunning == \old(pumpRunning)) [2018-12-09 00:23:01,712 INFO L145 WitnessManager]: Wrote witness to /tmp/vcloud-vcloud-master/worker/working_dir_714c13d9-50b8-40e9-b772-ba785559f385/bin-2019/ukojak/witness.graphml [2018-12-09 00:23:01,712 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2018-12-09 00:23:01,713 INFO L168 Benchmark]: Toolchain (without parser) took 10026.42 ms. Allocated memory was 1.0 GB in the beginning and 1.4 GB in the end (delta: 400.6 MB). Free memory was 961.4 MB in the beginning and 1.3 GB in the end (delta: -337.3 MB). Peak memory consumption was 63.2 MB. Max. memory is 11.5 GB. [2018-12-09 00:23:01,713 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. [2018-12-09 00:23:01,714 INFO L168 Benchmark]: CACSL2BoogieTranslator took 274.73 ms. Allocated memory was 1.0 GB in the beginning and 1.1 GB in the end (delta: 77.1 MB). Free memory was 956.0 MB in the beginning and 1.1 GB in the end (delta: -102.8 MB). Peak memory consumption was 24.6 MB. Max. memory is 11.5 GB. [2018-12-09 00:23:01,714 INFO L168 Benchmark]: Boogie Procedure Inliner took 32.13 ms. Allocated memory is still 1.1 GB. Free memory is still 1.1 GB. There was no memory consumed. Max. memory is 11.5 GB. [2018-12-09 00:23:01,714 INFO L168 Benchmark]: Boogie Preprocessor took 18.29 ms. Allocated memory is still 1.1 GB. Free memory is still 1.1 GB. There was no memory consumed. Max. memory is 11.5 GB. [2018-12-09 00:23:01,714 INFO L168 Benchmark]: RCFGBuilder took 389.96 ms. Allocated memory is still 1.1 GB. Free memory was 1.1 GB in the beginning and 991.8 MB in the end (delta: 67.0 MB). Peak memory consumption was 67.0 MB. Max. memory is 11.5 GB. [2018-12-09 00:23:01,714 INFO L168 Benchmark]: CodeCheck took 9261.55 ms. Allocated memory was 1.1 GB in the beginning and 1.4 GB in the end (delta: 323.5 MB). Free memory was 991.8 MB in the beginning and 1.3 GB in the end (delta: -321.2 MB). Peak memory consumption was 2.3 MB. Max. memory is 11.5 GB. [2018-12-09 00:23:01,714 INFO L168 Benchmark]: Witness Printer took 47.15 ms. Allocated memory is still 1.4 GB. Free memory was 1.3 GB in the beginning and 1.3 GB in the end (delta: 14.3 MB). Peak memory consumption was 14.3 MB. Max. memory is 11.5 GB. [2018-12-09 00:23:01,715 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 7 procedures, 66 locations, 1 error locations. SAFE Result, 9.0s OverallTime, 39 OverallIterations, 0 TraceHistogramMax, 0.0s AutomataDifference, 0.0s DeadEndRemovalTime, 0.0s HoareAnnotationTime, HoareTripleCheckerStatistics: -1573306160 SDtfs, -1873632478 SDslu, 1532041064 SDs, 0 SdLazy, -1233565178 SolverSat, -133728428 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 13.7s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 18673 GetRequests, 18247 SyntacticMatches, 180 SemanticMatches, 246 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 27648 ImplicationChecksByTransitivity, 7.0s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=-1occurred in iteration=-1, traceCheckStatistics: 0.0s SsaConstructionTime, 0.2s SatisfiabilityAnalysisTime, 1.3s InterpolantComputationTime, 1855 NumberOfCodeBlocks, 1855 NumberOfCodeBlocksAsserted, 38 NumberOfCheckSat, 1817 ConstructedInterpolants, 0 QuantifiedInterpolants, 204205 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 38 InterpolantComputations, 23 PerfectInterpolantSequences, 860/961 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: 510]: 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: 198]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 42]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 166]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 338]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 166]: Loop Invariant Derived loop invariant: ((tmp == methaneLevelCritical || 0 == tmp) || !(0 == pumpRunning)) || !(pumpRunning == \old(pumpRunning)) - InvariantResult [Line: 263]: Loop Invariant Derived loop invariant: (pumpRunning == \old(pumpRunning) || !(0 == pumpRunning)) || 0 == systemActive - InvariantResult [Line: -1]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 52]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 271]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 132]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 132]: Loop Invariant Derived loop invariant: (0 == methaneLevelCritical && 0 == pumpRunning) && systemActive == 1 - InvariantResult [Line: 197]: 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 274.73 ms. Allocated memory was 1.0 GB in the beginning and 1.1 GB in the end (delta: 77.1 MB). Free memory was 956.0 MB in the beginning and 1.1 GB in the end (delta: -102.8 MB). Peak memory consumption was 24.6 MB. Max. memory is 11.5 GB. * Boogie Procedure Inliner took 32.13 ms. Allocated memory is still 1.1 GB. Free memory is still 1.1 GB. There was no memory consumed. Max. memory is 11.5 GB. * Boogie Preprocessor took 18.29 ms. Allocated memory is still 1.1 GB. Free memory is still 1.1 GB. There was no memory consumed. Max. memory is 11.5 GB. * RCFGBuilder took 389.96 ms. Allocated memory is still 1.1 GB. Free memory was 1.1 GB in the beginning and 991.8 MB in the end (delta: 67.0 MB). Peak memory consumption was 67.0 MB. Max. memory is 11.5 GB. * CodeCheck took 9261.55 ms. Allocated memory was 1.1 GB in the beginning and 1.4 GB in the end (delta: 323.5 MB). Free memory was 991.8 MB in the beginning and 1.3 GB in the end (delta: -321.2 MB). Peak memory consumption was 2.3 MB. Max. memory is 11.5 GB. * Witness Printer took 47.15 ms. Allocated memory is still 1.4 GB. Free memory was 1.3 GB in the beginning and 1.3 GB in the end (delta: 14.3 MB). Peak memory consumption was 14.3 MB. Max. memory is 11.5 GB. RESULT: Ultimate proved your program to be correct! Received shutdown request...