./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/product-lines/minepump_spec1_product28_true-unreach-call_false-termination.cil.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version aa418289 Calling Ultimate with: java -Dosgi.configuration.area=/tmp/vcloud-vcloud-master/worker/working_dir_1a5f998c-0809-41cc-9d2e-c68b6f8e50b9/bin-2019/ukojak/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/working_dir_1a5f998c-0809-41cc-9d2e-c68b6f8e50b9/bin-2019/ukojak/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/working_dir_1a5f998c-0809-41cc-9d2e-c68b6f8e50b9/bin-2019/ukojak/data -tc /tmp/vcloud-vcloud-master/worker/working_dir_1a5f998c-0809-41cc-9d2e-c68b6f8e50b9/bin-2019/ukojak/config/KojakReach.xml -i ../../sv-benchmarks/c/product-lines/minepump_spec1_product28_true-unreach-call_false-termination.cil.c -s /tmp/vcloud-vcloud-master/worker/working_dir_1a5f998c-0809-41cc-9d2e-c68b6f8e50b9/bin-2019/ukojak/config/svcomp-Reach-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/working_dir_1a5f998c-0809-41cc-9d2e-c68b6f8e50b9/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 84841b0b7c643c254d02f565fa50ff7ee5853434 ........................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... Execution finished normally Writing output log to file Ultimate.log Result: TRUE --- Real Ultimate output --- This is Ultimate 0.1.23-aa41828 [2018-11-23 11:37:02,127 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-11-23 11:37:02,128 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-11-23 11:37:02,136 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-11-23 11:37:02,136 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-11-23 11:37:02,137 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-11-23 11:37:02,137 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-11-23 11:37:02,139 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-11-23 11:37:02,140 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-11-23 11:37:02,140 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-11-23 11:37:02,141 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-11-23 11:37:02,141 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-11-23 11:37:02,142 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-11-23 11:37:02,143 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-11-23 11:37:02,144 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-11-23 11:37:02,144 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-11-23 11:37:02,145 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-11-23 11:37:02,147 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-11-23 11:37:02,148 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-11-23 11:37:02,149 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-11-23 11:37:02,150 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-11-23 11:37:02,151 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-11-23 11:37:02,153 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-11-23 11:37:02,153 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-11-23 11:37:02,153 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-11-23 11:37:02,154 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-11-23 11:37:02,155 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-11-23 11:37:02,155 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-11-23 11:37:02,156 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-11-23 11:37:02,157 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-11-23 11:37:02,157 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-11-23 11:37:02,158 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-11-23 11:37:02,158 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-11-23 11:37:02,158 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-11-23 11:37:02,159 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-11-23 11:37:02,159 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-11-23 11:37:02,159 INFO L98 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/working_dir_1a5f998c-0809-41cc-9d2e-c68b6f8e50b9/bin-2019/ukojak/config/svcomp-Reach-32bit-Kojak_Default.epf [2018-11-23 11:37:02,169 INFO L110 SettingsManager]: Loading preferences was successful [2018-11-23 11:37:02,169 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-11-23 11:37:02,170 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-11-23 11:37:02,170 INFO L133 SettingsManager]: * ... to procedures called more than once=ALWAYS [2018-11-23 11:37:02,170 INFO L131 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2018-11-23 11:37:02,170 INFO L133 SettingsManager]: * Create parallel compositions if possible=false [2018-11-23 11:37:02,171 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-11-23 11:37:02,171 INFO L133 SettingsManager]: * sizeof long=4 [2018-11-23 11:37:02,171 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2018-11-23 11:37:02,171 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-11-23 11:37:02,171 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-11-23 11:37:02,171 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-11-23 11:37:02,171 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-11-23 11:37:02,172 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-11-23 11:37:02,172 INFO L133 SettingsManager]: * sizeof long double=12 [2018-11-23 11:37:02,172 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-11-23 11:37:02,172 INFO L133 SettingsManager]: * Use constant arrays=true [2018-11-23 11:37:02,172 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-11-23 11:37:02,172 INFO L131 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2018-11-23 11:37:02,172 INFO L133 SettingsManager]: * Timeout in seconds=1000000 [2018-11-23 11:37:02,173 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-11-23 11:37:02,173 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-11-23 11:37:02,173 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2018-11-23 11:37:02,173 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-11-23 11:37:02,173 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-11-23 11:37:02,173 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-11-23 11:37:02,174 INFO L133 SettingsManager]: * Trace refinement strategy=PENGUIN [2018-11-23 11:37:02,174 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-11-23 11:37:02,174 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-11-23 11:37:02,174 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_1a5f998c-0809-41cc-9d2e-c68b6f8e50b9/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 -> 84841b0b7c643c254d02f565fa50ff7ee5853434 [2018-11-23 11:37:02,200 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-11-23 11:37:02,208 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-11-23 11:37:02,211 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-11-23 11:37:02,212 INFO L271 PluginConnector]: Initializing CDTParser... [2018-11-23 11:37:02,212 INFO L276 PluginConnector]: CDTParser initialized [2018-11-23 11:37:02,212 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/working_dir_1a5f998c-0809-41cc-9d2e-c68b6f8e50b9/bin-2019/ukojak/../../sv-benchmarks/c/product-lines/minepump_spec1_product28_true-unreach-call_false-termination.cil.c [2018-11-23 11:37:02,255 INFO L221 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_1a5f998c-0809-41cc-9d2e-c68b6f8e50b9/bin-2019/ukojak/data/5eef086dc/299ad372fb5643c992f71e1e7a9c0252/FLAG8df59eb9f [2018-11-23 11:37:02,673 INFO L307 CDTParser]: Found 1 translation units. [2018-11-23 11:37:02,673 INFO L161 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/working_dir_1a5f998c-0809-41cc-9d2e-c68b6f8e50b9/sv-benchmarks/c/product-lines/minepump_spec1_product28_true-unreach-call_false-termination.cil.c [2018-11-23 11:37:02,680 INFO L355 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_1a5f998c-0809-41cc-9d2e-c68b6f8e50b9/bin-2019/ukojak/data/5eef086dc/299ad372fb5643c992f71e1e7a9c0252/FLAG8df59eb9f [2018-11-23 11:37:02,689 INFO L363 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/working_dir_1a5f998c-0809-41cc-9d2e-c68b6f8e50b9/bin-2019/ukojak/data/5eef086dc/299ad372fb5643c992f71e1e7a9c0252 [2018-11-23 11:37:02,691 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-11-23 11:37:02,692 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2018-11-23 11:37:02,692 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-11-23 11:37:02,692 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-11-23 11:37:02,694 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-11-23 11:37:02,695 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 11:37:02" (1/1) ... [2018-11-23 11:37:02,696 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@13d722fc and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 11:37:02, skipping insertion in model container [2018-11-23 11:37:02,696 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 11:37:02" (1/1) ... [2018-11-23 11:37:02,702 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2018-11-23 11:37:02,731 INFO L176 MainTranslator]: Built tables and reachable declarations [2018-11-23 11:37:02,907 INFO L201 PostProcessor]: Analyzing one entry point: main [2018-11-23 11:37:02,916 INFO L191 MainTranslator]: Completed pre-run [2018-11-23 11:37:03,008 INFO L201 PostProcessor]: Analyzing one entry point: main [2018-11-23 11:37:03,024 INFO L195 MainTranslator]: Completed translation [2018-11-23 11:37:03,024 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 11:37:03 WrapperNode [2018-11-23 11:37:03,025 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-11-23 11:37:03,025 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2018-11-23 11:37:03,025 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2018-11-23 11:37:03,025 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2018-11-23 11:37:03,032 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 11:37:03" (1/1) ... [2018-11-23 11:37:03,046 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 11:37:03" (1/1) ... [2018-11-23 11:37:03,067 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2018-11-23 11:37:03,068 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-11-23 11:37:03,068 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-11-23 11:37:03,068 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-11-23 11:37:03,076 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 11:37:03" (1/1) ... [2018-11-23 11:37:03,076 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 11:37:03" (1/1) ... [2018-11-23 11:37:03,079 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 11:37:03" (1/1) ... [2018-11-23 11:37:03,079 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 11:37:03" (1/1) ... [2018-11-23 11:37:03,084 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 11:37:03" (1/1) ... [2018-11-23 11:37:03,089 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 11:37:03" (1/1) ... [2018-11-23 11:37:03,090 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 11:37:03" (1/1) ... [2018-11-23 11:37:03,093 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-11-23 11:37:03,093 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-11-23 11:37:03,093 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-11-23 11:37:03,093 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-11-23 11:37:03,094 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 11:37:03" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_1a5f998c-0809-41cc-9d2e-c68b6f8e50b9/bin-2019/ukojak/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2018-11-23 11:37:03,133 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.alloc [2018-11-23 11:37:03,133 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__base [2018-11-23 11:37:03,134 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__base [2018-11-23 11:37:03,134 INFO L130 BoogieDeclarations]: Found specification of procedure cleanup [2018-11-23 11:37:03,134 INFO L138 BoogieDeclarations]: Found implementation of procedure cleanup [2018-11-23 11:37:03,134 INFO L130 BoogieDeclarations]: Found specification of procedure timeShift [2018-11-23 11:37:03,134 INFO L138 BoogieDeclarations]: Found implementation of procedure timeShift [2018-11-23 11:37:03,134 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneLevelCritical [2018-11-23 11:37:03,134 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneLevelCritical [2018-11-23 11:37:03,134 INFO L130 BoogieDeclarations]: Found specification of procedure waterRise [2018-11-23 11:37:03,134 INFO L138 BoogieDeclarations]: Found implementation of procedure waterRise [2018-11-23 11:37:03,135 INFO L130 BoogieDeclarations]: Found specification of procedure deactivatePump [2018-11-23 11:37:03,135 INFO L138 BoogieDeclarations]: Found implementation of procedure deactivatePump [2018-11-23 11:37:03,135 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2018-11-23 11:37:03,135 INFO L130 BoogieDeclarations]: Found specification of procedure changeMethaneLevel [2018-11-23 11:37:03,135 INFO L138 BoogieDeclarations]: Found implementation of procedure changeMethaneLevel [2018-11-23 11:37:03,135 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-11-23 11:37:03,135 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-11-23 11:37:03,624 INFO L275 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-11-23 11:37:03,624 INFO L280 CfgBuilder]: Removed 36 assue(true) statements. [2018-11-23 11:37:03,625 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 11:37:03 BoogieIcfgContainer [2018-11-23 11:37:03,625 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-11-23 11:37:03,625 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2018-11-23 11:37:03,625 INFO L271 PluginConnector]: Initializing CodeCheck... [2018-11-23 11:37:03,632 INFO L276 PluginConnector]: CodeCheck initialized [2018-11-23 11:37:03,632 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 11:37:03" (1/1) ... [2018-11-23 11:37:03,640 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-23 11:37:03,659 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 11:37:03,666 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 72 states to 54 states and 72 transitions. [2018-11-23 11:37:03,666 INFO L276 IsEmpty]: Start isEmpty. Operand 54 states and 72 transitions. [2018-11-23 11:37:03,671 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2018-11-23 11:37:03,671 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 11:37:03,752 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 11:37:03,799 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-23 11:37:03,807 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 11:37:03,808 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 70 states to 54 states and 70 transitions. [2018-11-23 11:37:03,808 INFO L276 IsEmpty]: Start isEmpty. Operand 54 states and 70 transitions. [2018-11-23 11:37:03,809 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2018-11-23 11:37:03,809 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 11:37:03,830 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 11:37:03,875 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-23 11:37:03,895 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 11:37:03,896 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 73 states to 56 states and 73 transitions. [2018-11-23 11:37:03,896 INFO L276 IsEmpty]: Start isEmpty. Operand 56 states and 73 transitions. [2018-11-23 11:37:03,897 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2018-11-23 11:37:03,897 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 11:37:03,915 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 11:37:03,948 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-23 11:37:03,991 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 11:37:03,992 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 81 states to 59 states and 81 transitions. [2018-11-23 11:37:03,992 INFO L276 IsEmpty]: Start isEmpty. Operand 59 states and 81 transitions. [2018-11-23 11:37:03,993 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2018-11-23 11:37:03,993 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 11:37:04,006 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 11:37:04,023 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-23 11:37:04,181 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 11:37:04,182 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 95 states to 67 states and 95 transitions. [2018-11-23 11:37:04,182 INFO L276 IsEmpty]: Start isEmpty. Operand 67 states and 95 transitions. [2018-11-23 11:37:04,182 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2018-11-23 11:37:04,182 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 11:37:04,196 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 11:37:04,312 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-23 11:37:04,553 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 11:37:04,555 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 129 states to 83 states and 129 transitions. [2018-11-23 11:37:04,555 INFO L276 IsEmpty]: Start isEmpty. Operand 83 states and 129 transitions. [2018-11-23 11:37:04,556 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2018-11-23 11:37:04,556 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 11:37:04,571 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 11:37:04,607 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-23 11:37:04,863 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 11:37:04,864 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 154 states to 94 states and 154 transitions. [2018-11-23 11:37:04,864 INFO L276 IsEmpty]: Start isEmpty. Operand 94 states and 154 transitions. [2018-11-23 11:37:04,865 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2018-11-23 11:37:04,865 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 11:37:04,875 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 11:37:04,890 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-23 11:37:04,894 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 11:37:04,896 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 155 states to 95 states and 155 transitions. [2018-11-23 11:37:04,896 INFO L276 IsEmpty]: Start isEmpty. Operand 95 states and 155 transitions. [2018-11-23 11:37:04,897 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2018-11-23 11:37:04,897 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 11:37:04,907 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 11:37:04,921 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-23 11:37:04,941 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 11:37:04,943 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 158 states to 96 states and 158 transitions. [2018-11-23 11:37:04,943 INFO L276 IsEmpty]: Start isEmpty. Operand 96 states and 158 transitions. [2018-11-23 11:37:04,944 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2018-11-23 11:37:04,944 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 11:37:04,957 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 11:37:04,971 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-23 11:37:05,061 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 11:37:05,063 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 165 states to 100 states and 165 transitions. [2018-11-23 11:37:05,063 INFO L276 IsEmpty]: Start isEmpty. Operand 100 states and 165 transitions. [2018-11-23 11:37:05,065 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2018-11-23 11:37:05,065 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 11:37:05,075 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 11:37:05,088 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-23 11:37:05,106 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 11:37:05,107 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 166 states to 101 states and 166 transitions. [2018-11-23 11:37:05,107 INFO L276 IsEmpty]: Start isEmpty. Operand 101 states and 166 transitions. [2018-11-23 11:37:05,108 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2018-11-23 11:37:05,108 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 11:37:05,118 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 11:37:05,131 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-23 11:37:05,145 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 11:37:05,146 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 167 states to 102 states and 167 transitions. [2018-11-23 11:37:05,146 INFO L276 IsEmpty]: Start isEmpty. Operand 102 states and 167 transitions. [2018-11-23 11:37:05,147 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2018-11-23 11:37:05,149 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 11:37:05,158 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 11:37:05,185 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-23 11:37:05,231 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 11:37:05,232 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 179 states to 107 states and 179 transitions. [2018-11-23 11:37:05,232 INFO L276 IsEmpty]: Start isEmpty. Operand 107 states and 179 transitions. [2018-11-23 11:37:05,233 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2018-11-23 11:37:05,233 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 11:37:05,243 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 11:37:05,256 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-23 11:37:05,260 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 11:37:05,260 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 180 states to 108 states and 180 transitions. [2018-11-23 11:37:05,261 INFO L276 IsEmpty]: Start isEmpty. Operand 108 states and 180 transitions. [2018-11-23 11:37:05,261 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2018-11-23 11:37:05,261 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 11:37:05,269 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 11:37:05,281 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-23 11:37:05,289 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 11:37:05,289 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 181 states to 109 states and 181 transitions. [2018-11-23 11:37:05,290 INFO L276 IsEmpty]: Start isEmpty. Operand 109 states and 181 transitions. [2018-11-23 11:37:05,290 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2018-11-23 11:37:05,290 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 11:37:05,299 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 11:37:05,310 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-23 11:37:05,392 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 11:37:05,393 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 184 states to 110 states and 184 transitions. [2018-11-23 11:37:05,393 INFO L276 IsEmpty]: Start isEmpty. Operand 110 states and 184 transitions. [2018-11-23 11:37:05,393 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2018-11-23 11:37:05,393 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 11:37:05,402 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 11:37:05,455 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-23 11:37:05,870 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 11:37:05,871 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 207 states to 121 states and 206 transitions. [2018-11-23 11:37:05,871 INFO L276 IsEmpty]: Start isEmpty. Operand 121 states and 206 transitions. [2018-11-23 11:37:05,871 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2018-11-23 11:37:05,872 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 11:37:05,880 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 11:37:05,893 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-23 11:37:06,009 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 11:37:06,010 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 218 states to 127 states and 217 transitions. [2018-11-23 11:37:06,010 INFO L276 IsEmpty]: Start isEmpty. Operand 127 states and 217 transitions. [2018-11-23 11:37:06,011 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2018-11-23 11:37:06,011 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 11:37:06,019 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 11:37:06,051 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-23 11:37:06,060 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 11:37:06,061 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 219 states to 128 states and 218 transitions. [2018-11-23 11:37:06,062 INFO L276 IsEmpty]: Start isEmpty. Operand 128 states and 218 transitions. [2018-11-23 11:37:06,063 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2018-11-23 11:37:06,063 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 11:37:06,071 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 11:37:06,106 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-23 11:37:06,217 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 11:37:06,218 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 226 states to 131 states and 225 transitions. [2018-11-23 11:37:06,218 INFO L276 IsEmpty]: Start isEmpty. Operand 131 states and 225 transitions. [2018-11-23 11:37:06,219 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 39 [2018-11-23 11:37:06,219 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 11:37:06,227 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 11:37:06,268 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 8 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2018-11-23 11:37:06,705 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 11:37:06,706 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 251 states to 141 states and 250 transitions. [2018-11-23 11:37:06,707 INFO L276 IsEmpty]: Start isEmpty. Operand 141 states and 250 transitions. [2018-11-23 11:37:06,707 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2018-11-23 11:37:06,708 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 11:37:06,719 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 11:37:06,731 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 8 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2018-11-23 11:37:06,749 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 11:37:06,750 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 251 states to 139 states and 246 transitions. [2018-11-23 11:37:06,750 INFO L276 IsEmpty]: Start isEmpty. Operand 139 states and 246 transitions. [2018-11-23 11:37:06,751 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2018-11-23 11:37:06,751 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 11:37:06,760 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 11:37:07,021 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 8 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2018-11-23 11:37:07,441 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 11:37:07,442 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 257 states to 142 states and 252 transitions. [2018-11-23 11:37:07,442 INFO L276 IsEmpty]: Start isEmpty. Operand 142 states and 252 transitions. [2018-11-23 11:37:07,443 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 40 [2018-11-23 11:37:07,443 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 11:37:07,451 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 11:37:07,461 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 8 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2018-11-23 11:37:07,482 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 11:37:07,483 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 259 states to 143 states and 254 transitions. [2018-11-23 11:37:07,483 INFO L276 IsEmpty]: Start isEmpty. Operand 143 states and 254 transitions. [2018-11-23 11:37:07,483 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2018-11-23 11:37:07,484 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 11:37:07,491 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 11:37:07,501 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 9 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2018-11-23 11:37:07,692 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 11:37:07,693 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 269 states to 146 states and 262 transitions. [2018-11-23 11:37:07,693 INFO L276 IsEmpty]: Start isEmpty. Operand 146 states and 262 transitions. [2018-11-23 11:37:07,694 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 45 [2018-11-23 11:37:07,694 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 11:37:07,700 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 11:37:07,707 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 9 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2018-11-23 11:37:07,734 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 11:37:07,735 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 270 states to 147 states and 263 transitions. [2018-11-23 11:37:07,735 INFO L276 IsEmpty]: Start isEmpty. Operand 147 states and 263 transitions. [2018-11-23 11:37:07,736 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 43 [2018-11-23 11:37:07,736 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 11:37:07,743 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 11:37:07,752 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 9 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2018-11-23 11:37:07,987 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 11:37:07,988 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 276 states to 150 states and 269 transitions. [2018-11-23 11:37:07,988 INFO L276 IsEmpty]: Start isEmpty. Operand 150 states and 269 transitions. [2018-11-23 11:37:07,989 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 43 [2018-11-23 11:37:07,989 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 11:37:07,995 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 11:37:08,007 INFO L134 CoverageAnalysis]: Checked inductivity of 17 backedges. 7 proven. 0 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2018-11-23 11:37:08,160 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 11:37:08,160 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 279 states to 154 states and 272 transitions. [2018-11-23 11:37:08,161 INFO L276 IsEmpty]: Start isEmpty. Operand 154 states and 272 transitions. [2018-11-23 11:37:08,161 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 43 [2018-11-23 11:37:08,161 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 11:37:08,168 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 11:37:08,180 INFO L134 CoverageAnalysis]: Checked inductivity of 17 backedges. 7 proven. 0 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2018-11-23 11:37:08,346 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 11:37:08,347 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 280 states to 156 states and 273 transitions. [2018-11-23 11:37:08,347 INFO L276 IsEmpty]: Start isEmpty. Operand 156 states and 273 transitions. [2018-11-23 11:37:08,348 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2018-11-23 11:37:08,348 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 11:37:08,353 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 11:37:08,411 INFO L134 CoverageAnalysis]: Checked inductivity of 17 backedges. 4 proven. 3 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2018-11-23 11:37:09,111 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 11:37:09,112 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 307 states to 164 states and 297 transitions. [2018-11-23 11:37:09,112 INFO L276 IsEmpty]: Start isEmpty. Operand 164 states and 297 transitions. [2018-11-23 11:37:09,113 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2018-11-23 11:37:09,113 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 11:37:09,120 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 11:37:09,132 INFO L134 CoverageAnalysis]: Checked inductivity of 17 backedges. 4 proven. 3 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2018-11-23 11:37:09,377 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 11:37:09,378 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 324 states to 171 states and 314 transitions. [2018-11-23 11:37:09,378 INFO L276 IsEmpty]: Start isEmpty. Operand 171 states and 314 transitions. [2018-11-23 11:37:09,379 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 47 [2018-11-23 11:37:09,379 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 11:37:09,385 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 11:37:09,396 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 4 proven. 2 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2018-11-23 11:37:09,762 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 11:37:09,763 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 330 states to 173 states and 314 transitions. [2018-11-23 11:37:09,763 INFO L276 IsEmpty]: Start isEmpty. Operand 173 states and 314 transitions. [2018-11-23 11:37:09,764 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 46 [2018-11-23 11:37:09,764 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 11:37:09,771 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 11:37:09,783 INFO L134 CoverageAnalysis]: Checked inductivity of 17 backedges. 0 proven. 6 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2018-11-23 11:37:09,958 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 11:37:09,958 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 336 states to 177 states and 320 transitions. [2018-11-23 11:37:09,958 INFO L276 IsEmpty]: Start isEmpty. Operand 177 states and 320 transitions. [2018-11-23 11:37:09,959 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 46 [2018-11-23 11:37:09,959 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 11:37:09,965 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 11:37:09,976 INFO L134 CoverageAnalysis]: Checked inductivity of 17 backedges. 0 proven. 6 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2018-11-23 11:37:10,158 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 11:37:10,159 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 340 states to 179 states and 323 transitions. [2018-11-23 11:37:10,159 INFO L276 IsEmpty]: Start isEmpty. Operand 179 states and 323 transitions. [2018-11-23 11:37:10,160 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2018-11-23 11:37:10,160 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 11:37:10,165 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 11:37:10,172 INFO L134 CoverageAnalysis]: Checked inductivity of 17 backedges. 5 proven. 2 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2018-11-23 11:37:11,148 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 11:37:11,148 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 372 states to 191 states and 355 transitions. [2018-11-23 11:37:11,148 INFO L276 IsEmpty]: Start isEmpty. Operand 191 states and 355 transitions. [2018-11-23 11:37:11,149 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2018-11-23 11:37:11,149 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 11:37:11,153 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 11:37:11,160 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 5 proven. 3 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2018-11-23 11:37:11,480 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 11:37:11,481 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 380 states to 196 states and 356 transitions. [2018-11-23 11:37:11,481 INFO L276 IsEmpty]: Start isEmpty. Operand 196 states and 356 transitions. [2018-11-23 11:37:11,482 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2018-11-23 11:37:11,482 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 11:37:11,487 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 11:37:11,495 INFO L134 CoverageAnalysis]: Checked inductivity of 17 backedges. 5 proven. 2 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2018-11-23 11:37:11,652 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 11:37:11,652 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 383 states to 198 states and 359 transitions. [2018-11-23 11:37:11,652 INFO L276 IsEmpty]: Start isEmpty. Operand 198 states and 359 transitions. [2018-11-23 11:37:11,653 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2018-11-23 11:37:11,653 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 11:37:11,657 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 11:37:11,665 INFO L134 CoverageAnalysis]: Checked inductivity of 17 backedges. 4 proven. 3 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2018-11-23 11:37:11,690 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 11:37:11,691 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 384 states to 199 states and 360 transitions. [2018-11-23 11:37:11,691 INFO L276 IsEmpty]: Start isEmpty. Operand 199 states and 360 transitions. [2018-11-23 11:37:11,692 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 49 [2018-11-23 11:37:11,692 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 11:37:11,697 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 11:37:11,766 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 7 proven. 0 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2018-11-23 11:37:11,836 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 11:37:11,837 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 386 states to 200 states and 362 transitions. [2018-11-23 11:37:11,837 INFO L276 IsEmpty]: Start isEmpty. Operand 200 states and 362 transitions. [2018-11-23 11:37:11,837 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 50 [2018-11-23 11:37:11,838 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 11:37:11,843 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 11:37:11,854 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 0 proven. 7 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2018-11-23 11:37:11,868 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 11:37:11,869 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 387 states to 201 states and 363 transitions. [2018-11-23 11:37:11,869 INFO L276 IsEmpty]: Start isEmpty. Operand 201 states and 363 transitions. [2018-11-23 11:37:11,870 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2018-11-23 11:37:11,870 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 11:37:11,875 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 11:37:11,883 INFO L134 CoverageAnalysis]: Checked inductivity of 17 backedges. 14 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2018-11-23 11:37:12,244 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 11:37:12,245 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 403 states to 209 states and 379 transitions. [2018-11-23 11:37:12,245 INFO L276 IsEmpty]: Start isEmpty. Operand 209 states and 379 transitions. [2018-11-23 11:37:12,246 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2018-11-23 11:37:12,246 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 11:37:12,253 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 11:37:12,261 INFO L134 CoverageAnalysis]: Checked inductivity of 17 backedges. 14 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2018-11-23 11:37:12,448 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 11:37:12,449 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 404 states to 211 states and 380 transitions. [2018-11-23 11:37:12,449 INFO L276 IsEmpty]: Start isEmpty. Operand 211 states and 380 transitions. [2018-11-23 11:37:12,450 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 49 [2018-11-23 11:37:12,450 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 11:37:12,456 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 11:37:12,465 INFO L134 CoverageAnalysis]: Checked inductivity of 17 backedges. 4 proven. 3 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2018-11-23 11:37:12,568 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 11:37:12,569 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 412 states to 214 states and 388 transitions. [2018-11-23 11:37:12,569 INFO L276 IsEmpty]: Start isEmpty. Operand 214 states and 388 transitions. [2018-11-23 11:37:12,569 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2018-11-23 11:37:12,570 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 11:37:12,574 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 11:37:12,581 INFO L134 CoverageAnalysis]: Checked inductivity of 39 backedges. 16 proven. 0 refuted. 0 times theorem prover too weak. 23 trivial. 0 not checked. [2018-11-23 11:37:12,697 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 11:37:12,697 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 419 states to 219 states and 395 transitions. [2018-11-23 11:37:12,697 INFO L276 IsEmpty]: Start isEmpty. Operand 219 states and 395 transitions. [2018-11-23 11:37:12,698 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 62 [2018-11-23 11:37:12,698 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 11:37:12,704 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 11:37:12,710 INFO L134 CoverageAnalysis]: Checked inductivity of 42 backedges. 16 proven. 0 refuted. 0 times theorem prover too weak. 26 trivial. 0 not checked. [2018-11-23 11:37:12,894 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 11:37:12,895 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 426 states to 223 states and 402 transitions. [2018-11-23 11:37:12,895 INFO L276 IsEmpty]: Start isEmpty. Operand 223 states and 402 transitions. [2018-11-23 11:37:12,895 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 62 [2018-11-23 11:37:12,895 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 11:37:12,901 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 11:37:12,947 INFO L134 CoverageAnalysis]: Checked inductivity of 38 backedges. 24 proven. 6 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2018-11-23 11:37:13,532 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 11:37:13,533 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 439 states to 230 states and 414 transitions. [2018-11-23 11:37:13,533 INFO L276 IsEmpty]: Start isEmpty. Operand 230 states and 414 transitions. [2018-11-23 11:37:13,533 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 62 [2018-11-23 11:37:13,533 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 11:37:13,540 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 11:37:13,599 INFO L134 CoverageAnalysis]: Checked inductivity of 38 backedges. 24 proven. 6 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2018-11-23 11:37:13,819 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 11:37:13,819 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 442 states to 231 states and 417 transitions. [2018-11-23 11:37:13,820 INFO L276 IsEmpty]: Start isEmpty. Operand 231 states and 417 transitions. [2018-11-23 11:37:13,820 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 61 [2018-11-23 11:37:13,820 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 11:37:13,824 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 11:37:13,830 INFO L134 CoverageAnalysis]: Checked inductivity of 38 backedges. 16 proven. 0 refuted. 0 times theorem prover too weak. 22 trivial. 0 not checked. [2018-11-23 11:37:13,845 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 11:37:13,846 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 443 states to 232 states and 418 transitions. [2018-11-23 11:37:13,846 INFO L276 IsEmpty]: Start isEmpty. Operand 232 states and 418 transitions. [2018-11-23 11:37:13,846 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 63 [2018-11-23 11:37:13,846 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 11:37:13,851 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 11:37:13,856 INFO L134 CoverageAnalysis]: Checked inductivity of 42 backedges. 16 proven. 0 refuted. 0 times theorem prover too weak. 26 trivial. 0 not checked. [2018-11-23 11:37:13,876 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 11:37:13,877 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 444 states to 233 states and 419 transitions. [2018-11-23 11:37:13,877 INFO L276 IsEmpty]: Start isEmpty. Operand 233 states and 419 transitions. [2018-11-23 11:37:13,877 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 61 [2018-11-23 11:37:13,877 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 11:37:13,881 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 11:37:13,887 INFO L134 CoverageAnalysis]: Checked inductivity of 39 backedges. 16 proven. 0 refuted. 0 times theorem prover too weak. 23 trivial. 0 not checked. [2018-11-23 11:37:13,904 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 11:37:13,905 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 444 states to 231 states and 415 transitions. [2018-11-23 11:37:13,905 INFO L276 IsEmpty]: Start isEmpty. Operand 231 states and 415 transitions. [2018-11-23 11:37:13,905 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 61 [2018-11-23 11:37:13,905 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 11:37:13,910 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 11:37:13,916 INFO L134 CoverageAnalysis]: Checked inductivity of 39 backedges. 16 proven. 0 refuted. 0 times theorem prover too weak. 23 trivial. 0 not checked. [2018-11-23 11:37:14,124 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 11:37:14,125 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 447 states to 232 states and 418 transitions. [2018-11-23 11:37:14,125 INFO L276 IsEmpty]: Start isEmpty. Operand 232 states and 418 transitions. [2018-11-23 11:37:14,125 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 65 [2018-11-23 11:37:14,125 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 11:37:14,131 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 11:37:14,140 INFO L134 CoverageAnalysis]: Checked inductivity of 42 backedges. 16 proven. 0 refuted. 0 times theorem prover too weak. 26 trivial. 0 not checked. [2018-11-23 11:37:14,165 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 11:37:14,166 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 447 states to 230 states and 414 transitions. [2018-11-23 11:37:14,166 INFO L276 IsEmpty]: Start isEmpty. Operand 230 states and 414 transitions. [2018-11-23 11:37:14,166 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 63 [2018-11-23 11:37:14,166 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 11:37:14,170 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 11:37:14,213 INFO L134 CoverageAnalysis]: Checked inductivity of 39 backedges. 25 proven. 6 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2018-11-23 11:37:15,385 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 11:37:15,386 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 476 states to 241 states and 442 transitions. [2018-11-23 11:37:15,386 INFO L276 IsEmpty]: Start isEmpty. Operand 241 states and 442 transitions. [2018-11-23 11:37:15,387 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 65 [2018-11-23 11:37:15,387 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 11:37:15,392 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 11:37:15,509 INFO L134 CoverageAnalysis]: Checked inductivity of 42 backedges. 17 proven. 12 refuted. 0 times theorem prover too weak. 13 trivial. 0 not checked. [2018-11-23 11:37:15,527 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 11:37:15,527 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 478 states to 242 states and 444 transitions. [2018-11-23 11:37:15,527 INFO L276 IsEmpty]: Start isEmpty. Operand 242 states and 444 transitions. [2018-11-23 11:37:15,528 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 62 [2018-11-23 11:37:15,528 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 11:37:15,534 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 11:37:15,546 INFO L134 CoverageAnalysis]: Checked inductivity of 40 backedges. 17 proven. 0 refuted. 0 times theorem prover too weak. 23 trivial. 0 not checked. [2018-11-23 11:37:15,658 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 11:37:15,659 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 481 states to 245 states and 447 transitions. [2018-11-23 11:37:15,659 INFO L276 IsEmpty]: Start isEmpty. Operand 245 states and 447 transitions. [2018-11-23 11:37:15,660 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 64 [2018-11-23 11:37:15,660 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 11:37:15,664 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 11:37:15,710 INFO L134 CoverageAnalysis]: Checked inductivity of 41 backedges. 26 proven. 7 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2018-11-23 11:37:15,897 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 11:37:15,897 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 489 states to 250 states and 454 transitions. [2018-11-23 11:37:15,897 INFO L276 IsEmpty]: Start isEmpty. Operand 250 states and 454 transitions. [2018-11-23 11:37:15,898 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 63 [2018-11-23 11:37:15,898 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 11:37:15,903 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 11:37:15,912 INFO L134 CoverageAnalysis]: Checked inductivity of 42 backedges. 18 proven. 0 refuted. 0 times theorem prover too weak. 24 trivial. 0 not checked. [2018-11-23 11:37:15,944 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 11:37:15,945 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 491 states to 252 states and 456 transitions. [2018-11-23 11:37:15,945 INFO L276 IsEmpty]: Start isEmpty. Operand 252 states and 456 transitions. [2018-11-23 11:37:15,945 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 66 [2018-11-23 11:37:15,945 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 11:37:15,951 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 11:37:15,959 INFO L134 CoverageAnalysis]: Checked inductivity of 43 backedges. 17 proven. 0 refuted. 0 times theorem prover too weak. 26 trivial. 0 not checked. [2018-11-23 11:37:16,073 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 11:37:16,073 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 497 states to 254 states and 460 transitions. [2018-11-23 11:37:16,073 INFO L276 IsEmpty]: Start isEmpty. Operand 254 states and 460 transitions. [2018-11-23 11:37:16,074 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 67 [2018-11-23 11:37:16,074 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 11:37:16,078 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 11:37:16,084 INFO L134 CoverageAnalysis]: Checked inductivity of 45 backedges. 18 proven. 0 refuted. 0 times theorem prover too weak. 27 trivial. 0 not checked. [2018-11-23 11:37:16,097 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 11:37:16,097 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 500 states to 256 states and 463 transitions. [2018-11-23 11:37:16,097 INFO L276 IsEmpty]: Start isEmpty. Operand 256 states and 463 transitions. [2018-11-23 11:37:16,098 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 67 [2018-11-23 11:37:16,098 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 11:37:16,102 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 11:37:16,108 INFO L134 CoverageAnalysis]: Checked inductivity of 45 backedges. 18 proven. 0 refuted. 0 times theorem prover too weak. 27 trivial. 0 not checked. [2018-11-23 11:37:16,134 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 11:37:16,135 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 503 states to 258 states and 466 transitions. [2018-11-23 11:37:16,135 INFO L276 IsEmpty]: Start isEmpty. Operand 258 states and 466 transitions. [2018-11-23 11:37:16,136 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 65 [2018-11-23 11:37:16,136 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 11:37:16,140 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 11:37:16,146 INFO L134 CoverageAnalysis]: Checked inductivity of 39 backedges. 17 proven. 0 refuted. 0 times theorem prover too weak. 22 trivial. 0 not checked. [2018-11-23 11:37:16,158 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 11:37:16,159 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 503 states to 259 states and 466 transitions. [2018-11-23 11:37:16,159 INFO L276 IsEmpty]: Start isEmpty. Operand 259 states and 466 transitions. [2018-11-23 11:37:16,160 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 67 [2018-11-23 11:37:16,160 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 11:37:16,166 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 11:37:16,215 INFO L134 CoverageAnalysis]: Checked inductivity of 41 backedges. 26 proven. 7 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2018-11-23 11:37:16,329 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 11:37:16,330 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 504 states to 260 states and 467 transitions. [2018-11-23 11:37:16,330 INFO L276 IsEmpty]: Start isEmpty. Operand 260 states and 467 transitions. [2018-11-23 11:37:16,331 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 69 [2018-11-23 11:37:16,331 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 11:37:16,336 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 11:37:16,343 INFO L134 CoverageAnalysis]: Checked inductivity of 46 backedges. 17 proven. 0 refuted. 0 times theorem prover too weak. 29 trivial. 0 not checked. [2018-11-23 11:37:16,360 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 11:37:16,361 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 505 states to 261 states and 468 transitions. [2018-11-23 11:37:16,361 INFO L276 IsEmpty]: Start isEmpty. Operand 261 states and 468 transitions. [2018-11-23 11:37:16,362 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 69 [2018-11-23 11:37:16,362 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 11:37:16,367 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 11:37:16,373 INFO L134 CoverageAnalysis]: Checked inductivity of 46 backedges. 17 proven. 0 refuted. 0 times theorem prover too weak. 29 trivial. 0 not checked. [2018-11-23 11:37:16,391 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 11:37:16,391 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 506 states to 262 states and 469 transitions. [2018-11-23 11:37:16,391 INFO L276 IsEmpty]: Start isEmpty. Operand 262 states and 469 transitions. [2018-11-23 11:37:16,392 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 66 [2018-11-23 11:37:16,392 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 11:37:16,399 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 11:37:16,408 INFO L134 CoverageAnalysis]: Checked inductivity of 42 backedges. 18 proven. 0 refuted. 0 times theorem prover too weak. 24 trivial. 0 not checked. [2018-11-23 11:37:16,441 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 11:37:16,442 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 506 states to 253 states and 452 transitions. [2018-11-23 11:37:16,442 INFO L276 IsEmpty]: Start isEmpty. Operand 253 states and 452 transitions. [2018-11-23 11:37:16,442 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 70 [2018-11-23 11:37:16,443 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 11:37:16,447 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 11:37:16,455 INFO L134 CoverageAnalysis]: Checked inductivity of 45 backedges. 18 proven. 0 refuted. 0 times theorem prover too weak. 27 trivial. 0 not checked. [2018-11-23 11:37:16,630 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 11:37:16,631 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 506 states to 229 states and 407 transitions. [2018-11-23 11:37:16,631 INFO L276 IsEmpty]: Start isEmpty. Operand 229 states and 407 transitions. [2018-11-23 11:37:16,631 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 70 [2018-11-23 11:37:16,631 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 11:37:16,636 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 11:37:16,660 INFO L134 CoverageAnalysis]: Checked inductivity of 55 backedges. 28 proven. 8 refuted. 0 times theorem prover too weak. 19 trivial. 0 not checked. [2018-11-23 11:37:17,259 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 11:37:17,260 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 533 states to 241 states and 426 transitions. [2018-11-23 11:37:17,260 INFO L276 IsEmpty]: Start isEmpty. Operand 241 states and 426 transitions. [2018-11-23 11:37:17,260 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 71 [2018-11-23 11:37:17,260 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 11:37:17,265 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 11:37:17,274 INFO L134 CoverageAnalysis]: Checked inductivity of 56 backedges. 8 proven. 6 refuted. 0 times theorem prover too weak. 42 trivial. 0 not checked. [2018-11-23 11:37:17,478 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 11:37:17,478 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 530 states to 125 states and 179 transitions. [2018-11-23 11:37:17,478 INFO L276 IsEmpty]: Start isEmpty. Operand 125 states and 179 transitions. [2018-11-23 11:37:17,478 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2018-11-23 11:37:17,478 WARN L424 CodeCheckObserver]: This Program is SAFE, Check terminated with 68 iterations. [2018-11-23 11:37:17,484 INFO L775 CodeCheckObserver]: All specifications hold 1 specifications checked. All of them hold [2018-11-23 11:37:17,724 INFO L579 CodeCheckObserver]: Invariant with dag size 1 [2018-11-23 11:37:17,726 INFO L579 CodeCheckObserver]: Invariant with dag size 9 [2018-11-23 11:37:17,729 INFO L579 CodeCheckObserver]: Invariant with dag size 1 [2018-11-23 11:37:17,729 INFO L579 CodeCheckObserver]: Invariant with dag size 1 [2018-11-23 11:37:17,729 INFO L579 CodeCheckObserver]: Invariant with dag size 1 [2018-11-23 11:37:17,730 INFO L579 CodeCheckObserver]: Invariant with dag size 1 [2018-11-23 11:37:17,730 INFO L579 CodeCheckObserver]: Invariant with dag size 7 [2018-11-23 11:37:17,730 INFO L579 CodeCheckObserver]: Invariant with dag size 1 [2018-11-23 11:37:17,730 INFO L579 CodeCheckObserver]: Invariant with dag size 15 [2018-11-23 11:37:17,731 INFO L579 CodeCheckObserver]: Invariant with dag size 1 [2018-11-23 11:37:17,731 INFO L579 CodeCheckObserver]: Invariant with dag size 1 [2018-11-23 11:37:17,731 INFO L579 CodeCheckObserver]: Invariant with dag size 1 [2018-11-23 11:37:17,731 INFO L579 CodeCheckObserver]: Invariant with dag size 11 [2018-11-23 11:37:17,733 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 23.11 11:37:17 ImpRootNode [2018-11-23 11:37:17,733 INFO L132 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2018-11-23 11:37:17,733 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2018-11-23 11:37:17,733 INFO L271 PluginConnector]: Initializing Witness Printer... [2018-11-23 11:37:17,734 INFO L276 PluginConnector]: Witness Printer initialized [2018-11-23 11:37:17,734 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 11:37:03" (3/4) ... [2018-11-23 11:37:17,737 INFO L144 WitnessPrinter]: Generating witness for correct program [2018-11-23 11:37:17,742 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure deactivatePump [2018-11-23 11:37:17,742 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure processEnvironment__wrappee__base [2018-11-23 11:37:17,742 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure changeMethaneLevel [2018-11-23 11:37:17,742 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure cleanup [2018-11-23 11:37:17,742 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure timeShift [2018-11-23 11:37:17,742 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure isMethaneLevelCritical [2018-11-23 11:37:17,742 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure waterRise [2018-11-23 11:37:17,747 INFO L879 BoogieBacktranslator]: Reduced CFG by removing 54 nodes and edges [2018-11-23 11:37:17,748 INFO L879 BoogieBacktranslator]: Reduced CFG by removing 22 nodes and edges [2018-11-23 11:37:17,748 INFO L879 BoogieBacktranslator]: Reduced CFG by removing 10 nodes and edges [2018-11-23 11:37:17,748 INFO L879 BoogieBacktranslator]: Reduced CFG by removing 4 nodes and edges [2018-11-23 11:37:17,748 INFO L879 BoogieBacktranslator]: Reduced CFG by removing 2 nodes and edges [2018-11-23 11:37:17,749 INFO L879 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2018-11-23 11:37:17,749 INFO L879 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2018-11-23 11:37:17,766 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((!(0 == pumpRunning) && !(systemActive == 0)) || pumpRunning == \old(pumpRunning)) || (!(0 == pumpRunning) && !(0 == methaneLevelCritical)) [2018-11-23 11:37:17,767 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (pumpRunning == \old(pumpRunning) && !(systemActive == 0)) || !(0 == pumpRunning) [2018-11-23 11:37:17,792 INFO L145 WitnessManager]: Wrote witness to /tmp/vcloud-vcloud-master/worker/working_dir_1a5f998c-0809-41cc-9d2e-c68b6f8e50b9/bin-2019/ukojak/witness.graphml [2018-11-23 11:37:17,792 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2018-11-23 11:37:17,793 INFO L168 Benchmark]: Toolchain (without parser) took 15101.34 ms. Allocated memory was 1.0 GB in the beginning and 1.6 GB in the end (delta: 611.3 MB). Free memory was 955.4 MB in the beginning and 1.4 GB in the end (delta: -490.9 MB). Peak memory consumption was 120.4 MB. Max. memory is 11.5 GB. [2018-11-23 11:37:17,794 INFO L168 Benchmark]: CDTParser took 0.10 ms. Allocated memory is still 1.0 GB. Free memory is still 985.4 MB. There was no memory consumed. Max. memory is 11.5 GB. [2018-11-23 11:37:17,794 INFO L168 Benchmark]: CACSL2BoogieTranslator took 332.54 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 151.0 MB). Free memory was 955.4 MB in the beginning and 1.1 GB in the end (delta: -176.1 MB). Peak memory consumption was 31.8 MB. Max. memory is 11.5 GB. [2018-11-23 11:37:17,794 INFO L168 Benchmark]: Boogie Procedure Inliner took 42.57 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 3.4 MB). Peak memory consumption was 3.4 MB. Max. memory is 11.5 GB. [2018-11-23 11:37:17,794 INFO L168 Benchmark]: Boogie Preprocessor took 25.08 ms. Allocated memory is still 1.2 GB. Free memory is still 1.1 GB. There was no memory consumed. Max. memory is 11.5 GB. [2018-11-23 11:37:17,795 INFO L168 Benchmark]: RCFGBuilder took 531.62 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 70.4 MB). Peak memory consumption was 70.4 MB. Max. memory is 11.5 GB. [2018-11-23 11:37:17,795 INFO L168 Benchmark]: CodeCheck took 14108.07 ms. Allocated memory was 1.2 GB in the beginning and 1.6 GB in the end (delta: 460.3 MB). Free memory was 1.1 GB in the beginning and 1.5 GB in the end (delta: -403.9 MB). Peak memory consumption was 56.4 MB. Max. memory is 11.5 GB. [2018-11-23 11:37:17,795 INFO L168 Benchmark]: Witness Printer took 58.75 ms. Allocated memory is still 1.6 GB. Free memory was 1.5 GB in the beginning and 1.4 GB in the end (delta: 15.3 MB). Peak memory consumption was 15.3 MB. Max. memory is 11.5 GB. [2018-11-23 11:37:17,797 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 8 procedures, 72 locations, 1 error locations. SAFE Result, 13.8s OverallTime, 68 OverallIterations, 0 TraceHistogramMax, 0.0s AutomataDifference, 0.0s DeadEndRemovalTime, 0.0s HoareAnnotationTime, HoareTripleCheckerStatistics: 1159348528 SDtfs, -950879660 SDslu, 11341480 SDs, 0 SdLazy, -947405176 SolverSat, 639706416 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 36.1s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 31313 GetRequests, 30628 SyntacticMatches, 361 SemanticMatches, 324 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 50245 ImplicationChecksByTransitivity, 10.8s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=-1occurred in iteration=-1, traceCheckStatistics: 0.1s SsaConstructionTime, 0.3s SatisfiabilityAnalysisTime, 1.5s InterpolantComputationTime, 3098 NumberOfCodeBlocks, 3098 NumberOfCodeBlocksAsserted, 67 NumberOfCheckSat, 3031 ConstructedInterpolants, 0 QuantifiedInterpolants, 297390 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 67 InterpolantComputations, 47 PerfectInterpolantSequences, 1310/1409 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: 44]: 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: 857]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 928]: Loop Invariant Derived loop invariant: (0 == methaneLevelCritical && 0 == pumpRunning) && systemActive == 1 - InvariantResult [Line: 928]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 1]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: -1]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 790]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 790]: Loop Invariant Derived loop invariant: tmp == methaneLevelCritical || !(tmp == 0) - InvariantResult [Line: 524]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 595]: Loop Invariant Derived loop invariant: ((!(0 == pumpRunning) && !(systemActive == 0)) || pumpRunning == \old(pumpRunning)) || (!(0 == pumpRunning) && !(0 == methaneLevelCritical)) - InvariantResult [Line: 525]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 603]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 847]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 628]: Loop Invariant Derived loop invariant: (pumpRunning == \old(pumpRunning) && !(systemActive == 0)) || !(0 == pumpRunning) * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.10 ms. Allocated memory is still 1.0 GB. Free memory is still 985.4 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 332.54 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 151.0 MB). Free memory was 955.4 MB in the beginning and 1.1 GB in the end (delta: -176.1 MB). Peak memory consumption was 31.8 MB. Max. memory is 11.5 GB. * Boogie Procedure Inliner took 42.57 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 3.4 MB). Peak memory consumption was 3.4 MB. Max. memory is 11.5 GB. * Boogie Preprocessor took 25.08 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 531.62 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 70.4 MB). Peak memory consumption was 70.4 MB. Max. memory is 11.5 GB. * CodeCheck took 14108.07 ms. Allocated memory was 1.2 GB in the beginning and 1.6 GB in the end (delta: 460.3 MB). Free memory was 1.1 GB in the beginning and 1.5 GB in the end (delta: -403.9 MB). Peak memory consumption was 56.4 MB. Max. memory is 11.5 GB. * Witness Printer took 58.75 ms. Allocated memory is still 1.6 GB. Free memory was 1.5 GB in the beginning and 1.4 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...