./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/product-lines/minepump_spec2_product15.cil.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version cad46833 Calling Ultimate with: /usr/lib/jvm/java-8-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud-vcloud-master/worker/working_dir_a44ef2e7-cd75-4010-b915-2bbde2cf3010/bin/ukojak/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/working_dir_a44ef2e7-cd75-4010-b915-2bbde2cf3010/bin/ukojak/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/working_dir_a44ef2e7-cd75-4010-b915-2bbde2cf3010/bin/ukojak/data -tc /tmp/vcloud-vcloud-master/worker/working_dir_a44ef2e7-cd75-4010-b915-2bbde2cf3010/bin/ukojak/config/KojakReach.xml -i ../../sv-benchmarks/c/product-lines/minepump_spec2_product15.cil.c -s /tmp/vcloud-vcloud-master/worker/working_dir_a44ef2e7-cd75-4010-b915-2bbde2cf3010/bin/ukojak/config/svcomp-Reach-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/working_dir_a44ef2e7-cd75-4010-b915-2bbde2cf3010/bin/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 eaa884e9733c01fe9db8345a7c098b974c9047d7 ........................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................ Execution finished normally Writing output log to file Ultimate.log Result: TRUE --- Real Ultimate output --- This is Ultimate 0.1.24-cad4683 [2019-10-22 10:14:26,074 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-10-22 10:14:26,075 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-10-22 10:14:26,085 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-10-22 10:14:26,085 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-10-22 10:14:26,086 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-10-22 10:14:26,087 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-10-22 10:14:26,089 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-10-22 10:14:26,090 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-10-22 10:14:26,091 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-10-22 10:14:26,092 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-10-22 10:14:26,093 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-10-22 10:14:26,093 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-10-22 10:14:26,094 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-10-22 10:14:26,095 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-10-22 10:14:26,096 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-10-22 10:14:26,097 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-10-22 10:14:26,097 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-10-22 10:14:26,099 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-10-22 10:14:26,100 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-10-22 10:14:26,101 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-10-22 10:14:26,102 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-10-22 10:14:26,103 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-10-22 10:14:26,104 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-10-22 10:14:26,106 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-10-22 10:14:26,106 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-10-22 10:14:26,106 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-10-22 10:14:26,107 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-10-22 10:14:26,108 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-10-22 10:14:26,109 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-10-22 10:14:26,109 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-10-22 10:14:26,110 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-10-22 10:14:26,110 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-10-22 10:14:26,111 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-10-22 10:14:26,112 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-10-22 10:14:26,112 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-10-22 10:14:26,113 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-10-22 10:14:26,113 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-10-22 10:14:26,114 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-10-22 10:14:26,114 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-10-22 10:14:26,115 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-10-22 10:14:26,116 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/working_dir_a44ef2e7-cd75-4010-b915-2bbde2cf3010/bin/ukojak/config/svcomp-Reach-32bit-Kojak_Default.epf [2019-10-22 10:14:26,128 INFO L113 SettingsManager]: Loading preferences was successful [2019-10-22 10:14:26,128 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-10-22 10:14:26,129 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2019-10-22 10:14:26,129 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2019-10-22 10:14:26,130 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-10-22 10:14:26,130 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-10-22 10:14:26,130 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-10-22 10:14:26,130 INFO L138 SettingsManager]: * sizeof long=4 [2019-10-22 10:14:26,130 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-10-22 10:14:26,131 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-10-22 10:14:26,131 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-10-22 10:14:26,131 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-10-22 10:14:26,131 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-10-22 10:14:26,132 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-10-22 10:14:26,132 INFO L138 SettingsManager]: * sizeof long double=12 [2019-10-22 10:14:26,132 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-10-22 10:14:26,132 INFO L138 SettingsManager]: * Use constant arrays=true [2019-10-22 10:14:26,132 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-10-22 10:14:26,132 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2019-10-22 10:14:26,133 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2019-10-22 10:14:26,133 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-10-22 10:14:26,133 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-10-22 10:14:26,133 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2019-10-22 10:14:26,133 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-10-22 10:14:26,134 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-10-22 10:14:26,134 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-10-22 10:14:26,134 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2019-10-22 10:14:26,134 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-10-22 10:14:26,134 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-10-22 10:14:26,134 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode 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_a44ef2e7-cd75-4010-b915-2bbde2cf3010/bin/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 -> eaa884e9733c01fe9db8345a7c098b974c9047d7 [2019-10-22 10:14:26,169 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-10-22 10:14:26,184 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-10-22 10:14:26,186 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-10-22 10:14:26,190 INFO L271 PluginConnector]: Initializing CDTParser... [2019-10-22 10:14:26,191 INFO L275 PluginConnector]: CDTParser initialized [2019-10-22 10:14:26,191 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/working_dir_a44ef2e7-cd75-4010-b915-2bbde2cf3010/bin/ukojak/../../sv-benchmarks/c/product-lines/minepump_spec2_product15.cil.c [2019-10-22 10:14:26,238 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_a44ef2e7-cd75-4010-b915-2bbde2cf3010/bin/ukojak/data/ae6302c71/cd0971317aba4a4db40719c15d5301e3/FLAG3a79d1b81 [2019-10-22 10:14:26,662 INFO L306 CDTParser]: Found 1 translation units. [2019-10-22 10:14:26,662 INFO L160 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/working_dir_a44ef2e7-cd75-4010-b915-2bbde2cf3010/sv-benchmarks/c/product-lines/minepump_spec2_product15.cil.c [2019-10-22 10:14:26,676 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_a44ef2e7-cd75-4010-b915-2bbde2cf3010/bin/ukojak/data/ae6302c71/cd0971317aba4a4db40719c15d5301e3/FLAG3a79d1b81 [2019-10-22 10:14:26,691 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/working_dir_a44ef2e7-cd75-4010-b915-2bbde2cf3010/bin/ukojak/data/ae6302c71/cd0971317aba4a4db40719c15d5301e3 [2019-10-22 10:14:26,693 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-10-22 10:14:26,694 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2019-10-22 10:14:26,695 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-10-22 10:14:26,695 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-10-22 10:14:26,698 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-10-22 10:14:26,699 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 22.10 10:14:26" (1/1) ... [2019-10-22 10:14:26,701 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@46020af8 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.10 10:14:26, skipping insertion in model container [2019-10-22 10:14:26,701 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 22.10 10:14:26" (1/1) ... [2019-10-22 10:14:26,707 INFO L142 MainTranslator]: Starting translation in SV-COMP mode [2019-10-22 10:14:26,739 INFO L173 MainTranslator]: Built tables and reachable declarations [2019-10-22 10:14:27,031 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-10-22 10:14:27,050 INFO L188 MainTranslator]: Completed pre-run [2019-10-22 10:14:27,136 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-10-22 10:14:27,159 INFO L192 MainTranslator]: Completed translation [2019-10-22 10:14:27,159 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.10 10:14:27 WrapperNode [2019-10-22 10:14:27,159 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-10-22 10:14:27,160 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-10-22 10:14:27,160 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-10-22 10:14:27,160 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-10-22 10:14:27,167 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.10 10:14:27" (1/1) ... [2019-10-22 10:14:27,181 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.10 10:14:27" (1/1) ... [2019-10-22 10:14:27,206 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-10-22 10:14:27,206 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-10-22 10:14:27,206 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-10-22 10:14:27,206 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-10-22 10:14:27,215 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.10 10:14:27" (1/1) ... [2019-10-22 10:14:27,215 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.10 10:14:27" (1/1) ... [2019-10-22 10:14:27,218 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.10 10:14:27" (1/1) ... [2019-10-22 10:14:27,218 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.10 10:14:27" (1/1) ... [2019-10-22 10:14:27,232 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.10 10:14:27" (1/1) ... [2019-10-22 10:14:27,245 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.10 10:14:27" (1/1) ... [2019-10-22 10:14:27,250 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.10 10:14:27" (1/1) ... [2019-10-22 10:14:27,253 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-10-22 10:14:27,253 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-10-22 10:14:27,253 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-10-22 10:14:27,253 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-10-22 10:14:27,254 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.10 10:14:27" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_a44ef2e7-cd75-4010-b915-2bbde2cf3010/bin/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 [2019-10-22 10:14:27,307 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2019-10-22 10:14:27,307 INFO L130 BoogieDeclarations]: Found specification of procedure cleanup [2019-10-22 10:14:27,307 INFO L138 BoogieDeclarations]: Found implementation of procedure cleanup [2019-10-22 10:14:27,307 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneLevelCritical [2019-10-22 10:14:27,307 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneLevelCritical [2019-10-22 10:14:27,307 INFO L130 BoogieDeclarations]: Found specification of procedure timeShift [2019-10-22 10:14:27,307 INFO L138 BoogieDeclarations]: Found implementation of procedure timeShift [2019-10-22 10:14:27,308 INFO L130 BoogieDeclarations]: Found specification of procedure waterRise [2019-10-22 10:14:27,308 INFO L138 BoogieDeclarations]: Found implementation of procedure waterRise [2019-10-22 10:14:27,308 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__methaneQuery [2019-10-22 10:14:27,308 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__methaneQuery [2019-10-22 10:14:27,308 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneAlarm [2019-10-22 10:14:27,308 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneAlarm [2019-10-22 10:14:27,308 INFO L130 BoogieDeclarations]: Found specification of procedure deactivatePump [2019-10-22 10:14:27,308 INFO L138 BoogieDeclarations]: Found implementation of procedure deactivatePump [2019-10-22 10:14:27,308 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2019-10-22 10:14:27,309 INFO L130 BoogieDeclarations]: Found specification of procedure changeMethaneLevel [2019-10-22 10:14:27,309 INFO L138 BoogieDeclarations]: Found implementation of procedure changeMethaneLevel [2019-10-22 10:14:27,309 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-10-22 10:14:27,309 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-10-22 10:14:28,100 INFO L279 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-10-22 10:14:28,100 INFO L284 CfgBuilder]: Removed 32 assume(true) statements. [2019-10-22 10:14:28,101 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 22.10 10:14:28 BoogieIcfgContainer [2019-10-22 10:14:28,102 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-10-22 10:14:28,102 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2019-10-22 10:14:28,102 INFO L271 PluginConnector]: Initializing CodeCheck... [2019-10-22 10:14:28,112 INFO L275 PluginConnector]: CodeCheck initialized [2019-10-22 10:14:28,112 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 22.10 10:14:28" (1/1) ... [2019-10-22 10:14:28,122 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-22 10:14:28,148 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-10-22 10:14:28,160 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 81 states to 61 states and 81 transitions. [2019-10-22 10:14:28,160 INFO L276 IsEmpty]: Start isEmpty. Operand 61 states and 81 transitions. [2019-10-22 10:14:28,165 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2019-10-22 10:14:28,166 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-10-22 10:14:28,294 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-22 10:14:28,389 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-10-22 10:14:28,404 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-10-22 10:14:28,405 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 79 states to 61 states and 79 transitions. [2019-10-22 10:14:28,406 INFO L276 IsEmpty]: Start isEmpty. Operand 61 states and 79 transitions. [2019-10-22 10:14:28,406 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2019-10-22 10:14:28,409 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-10-22 10:14:28,463 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-22 10:14:28,523 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-10-22 10:14:28,551 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-10-22 10:14:28,553 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 82 states to 63 states and 82 transitions. [2019-10-22 10:14:28,553 INFO L276 IsEmpty]: Start isEmpty. Operand 63 states and 82 transitions. [2019-10-22 10:14:28,553 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2019-10-22 10:14:28,554 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-10-22 10:14:28,591 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-22 10:14:28,656 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-10-22 10:14:28,775 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-10-22 10:14:28,777 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 103 states to 73 states and 103 transitions. [2019-10-22 10:14:28,777 INFO L276 IsEmpty]: Start isEmpty. Operand 73 states and 103 transitions. [2019-10-22 10:14:28,778 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2019-10-22 10:14:28,778 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-10-22 10:14:28,799 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-22 10:14:28,834 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-10-22 10:14:28,839 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-10-22 10:14:28,841 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 104 states to 74 states and 104 transitions. [2019-10-22 10:14:28,842 INFO L276 IsEmpty]: Start isEmpty. Operand 74 states and 104 transitions. [2019-10-22 10:14:28,845 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2019-10-22 10:14:28,845 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-10-22 10:14:28,862 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-22 10:14:28,889 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-10-22 10:14:28,909 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-10-22 10:14:28,910 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 105 states to 75 states and 105 transitions. [2019-10-22 10:14:28,910 INFO L276 IsEmpty]: Start isEmpty. Operand 75 states and 105 transitions. [2019-10-22 10:14:28,911 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2019-10-22 10:14:28,911 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-10-22 10:14:28,927 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-22 10:14:28,957 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-10-22 10:14:28,979 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-10-22 10:14:28,981 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 106 states to 76 states and 106 transitions. [2019-10-22 10:14:28,981 INFO L276 IsEmpty]: Start isEmpty. Operand 76 states and 106 transitions. [2019-10-22 10:14:28,982 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2019-10-22 10:14:28,982 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-10-22 10:14:29,002 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-22 10:14:29,093 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-10-22 10:14:29,566 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-10-22 10:14:29,567 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 144 states to 93 states and 144 transitions. [2019-10-22 10:14:29,567 INFO L276 IsEmpty]: Start isEmpty. Operand 93 states and 144 transitions. [2019-10-22 10:14:29,569 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2019-10-22 10:14:29,570 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-10-22 10:14:29,593 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-22 10:14:29,626 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-10-22 10:14:29,640 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-10-22 10:14:29,641 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 145 states to 94 states and 145 transitions. [2019-10-22 10:14:29,643 INFO L276 IsEmpty]: Start isEmpty. Operand 94 states and 145 transitions. [2019-10-22 10:14:29,644 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2019-10-22 10:14:29,645 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-10-22 10:14:29,662 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-22 10:14:29,713 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-10-22 10:14:30,613 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-10-22 10:14:30,614 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 190 states to 114 states and 190 transitions. [2019-10-22 10:14:30,614 INFO L276 IsEmpty]: Start isEmpty. Operand 114 states and 190 transitions. [2019-10-22 10:14:30,615 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2019-10-22 10:14:30,616 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-10-22 10:14:30,627 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-22 10:14:30,641 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-10-22 10:14:30,676 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-10-22 10:14:30,677 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 199 states to 119 states and 199 transitions. [2019-10-22 10:14:30,677 INFO L276 IsEmpty]: Start isEmpty. Operand 119 states and 199 transitions. [2019-10-22 10:14:30,678 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2019-10-22 10:14:30,678 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-10-22 10:14:30,689 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-22 10:14:30,714 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-10-22 10:14:30,746 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-10-22 10:14:30,747 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 209 states to 124 states and 209 transitions. [2019-10-22 10:14:30,747 INFO L276 IsEmpty]: Start isEmpty. Operand 124 states and 209 transitions. [2019-10-22 10:14:30,749 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2019-10-22 10:14:30,749 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-10-22 10:14:30,766 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-22 10:14:30,785 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-10-22 10:14:30,804 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-10-22 10:14:30,806 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 210 states to 125 states and 210 transitions. [2019-10-22 10:14:30,807 INFO L276 IsEmpty]: Start isEmpty. Operand 125 states and 210 transitions. [2019-10-22 10:14:30,808 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2019-10-22 10:14:30,808 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-10-22 10:14:30,818 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-22 10:14:30,873 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-10-22 10:14:31,408 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-10-22 10:14:31,409 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 229 states to 134 states and 229 transitions. [2019-10-22 10:14:31,409 INFO L276 IsEmpty]: Start isEmpty. Operand 134 states and 229 transitions. [2019-10-22 10:14:31,410 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2019-10-22 10:14:31,410 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-10-22 10:14:31,427 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-22 10:14:31,451 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-10-22 10:14:31,465 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-10-22 10:14:31,466 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 230 states to 135 states and 230 transitions. [2019-10-22 10:14:31,467 INFO L276 IsEmpty]: Start isEmpty. Operand 135 states and 230 transitions. [2019-10-22 10:14:31,468 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2019-10-22 10:14:31,468 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-10-22 10:14:31,478 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-22 10:14:31,490 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-10-22 10:14:31,836 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-10-22 10:14:31,837 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 240 states to 140 states and 240 transitions. [2019-10-22 10:14:31,837 INFO L276 IsEmpty]: Start isEmpty. Operand 140 states and 240 transitions. [2019-10-22 10:14:31,838 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 38 [2019-10-22 10:14:31,839 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-10-22 10:14:31,859 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-22 10:14:31,918 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2019-10-22 10:14:32,108 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-10-22 10:14:32,109 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 248 states to 143 states and 248 transitions. [2019-10-22 10:14:32,110 INFO L276 IsEmpty]: Start isEmpty. Operand 143 states and 248 transitions. [2019-10-22 10:14:32,111 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 41 [2019-10-22 10:14:32,111 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-10-22 10:14:32,122 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-22 10:14:32,137 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2019-10-22 10:14:32,306 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-10-22 10:14:32,308 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 256 states to 146 states and 256 transitions. [2019-10-22 10:14:32,308 INFO L276 IsEmpty]: Start isEmpty. Operand 146 states and 256 transitions. [2019-10-22 10:14:32,309 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2019-10-22 10:14:32,309 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-10-22 10:14:32,318 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-22 10:14:32,331 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2019-10-22 10:14:32,363 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-10-22 10:14:32,364 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 266 states to 150 states and 266 transitions. [2019-10-22 10:14:32,364 INFO L276 IsEmpty]: Start isEmpty. Operand 150 states and 266 transitions. [2019-10-22 10:14:32,365 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 38 [2019-10-22 10:14:32,365 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-10-22 10:14:32,375 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-22 10:14:32,391 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2019-10-22 10:14:32,419 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-10-22 10:14:32,420 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 274 states to 154 states and 274 transitions. [2019-10-22 10:14:32,420 INFO L276 IsEmpty]: Start isEmpty. Operand 154 states and 274 transitions. [2019-10-22 10:14:32,422 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 40 [2019-10-22 10:14:32,422 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-10-22 10:14:32,431 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-22 10:14:32,526 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 8 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2019-10-22 10:14:33,260 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-10-22 10:14:33,261 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 304 states to 164 states and 304 transitions. [2019-10-22 10:14:33,261 INFO L276 IsEmpty]: Start isEmpty. Operand 164 states and 304 transitions. [2019-10-22 10:14:33,262 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 43 [2019-10-22 10:14:33,262 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-10-22 10:14:33,279 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-22 10:14:33,298 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 8 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2019-10-22 10:14:33,318 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-10-22 10:14:33,319 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 304 states to 162 states and 300 transitions. [2019-10-22 10:14:33,319 INFO L276 IsEmpty]: Start isEmpty. Operand 162 states and 300 transitions. [2019-10-22 10:14:33,320 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 43 [2019-10-22 10:14:33,321 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-10-22 10:14:33,330 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-22 10:14:33,569 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 8 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2019-10-22 10:14:34,314 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-10-22 10:14:34,315 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 312 states to 165 states and 308 transitions. [2019-10-22 10:14:34,315 INFO L276 IsEmpty]: Start isEmpty. Operand 165 states and 308 transitions. [2019-10-22 10:14:34,316 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 41 [2019-10-22 10:14:34,316 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-10-22 10:14:34,326 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-22 10:14:34,338 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 8 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2019-10-22 10:14:34,374 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-10-22 10:14:34,375 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 313 states to 166 states and 309 transitions. [2019-10-22 10:14:34,375 INFO L276 IsEmpty]: Start isEmpty. Operand 166 states and 309 transitions. [2019-10-22 10:14:34,376 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 45 [2019-10-22 10:14:34,376 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-10-22 10:14:34,391 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-22 10:14:34,406 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 9 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2019-10-22 10:14:34,642 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-10-22 10:14:34,643 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 322 states to 169 states and 316 transitions. [2019-10-22 10:14:34,643 INFO L276 IsEmpty]: Start isEmpty. Operand 169 states and 316 transitions. [2019-10-22 10:14:34,644 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2019-10-22 10:14:34,644 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-10-22 10:14:34,657 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-22 10:14:34,674 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 9 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2019-10-22 10:14:35,103 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-10-22 10:14:35,104 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 330 states to 173 states and 324 transitions. [2019-10-22 10:14:35,104 INFO L276 IsEmpty]: Start isEmpty. Operand 173 states and 324 transitions. [2019-10-22 10:14:35,105 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 43 [2019-10-22 10:14:35,105 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-10-22 10:14:35,116 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-22 10:14:35,132 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 7 proven. 0 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2019-10-22 10:14:35,340 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-10-22 10:14:35,341 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 342 states to 180 states and 336 transitions. [2019-10-22 10:14:35,342 INFO L276 IsEmpty]: Start isEmpty. Operand 180 states and 336 transitions. [2019-10-22 10:14:35,342 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 43 [2019-10-22 10:14:35,343 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-10-22 10:14:35,353 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-22 10:14:35,369 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 7 proven. 0 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2019-10-22 10:14:35,559 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-10-22 10:14:35,560 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 343 states to 182 states and 337 transitions. [2019-10-22 10:14:35,560 INFO L276 IsEmpty]: Start isEmpty. Operand 182 states and 337 transitions. [2019-10-22 10:14:35,561 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2019-10-22 10:14:35,562 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-10-22 10:14:35,571 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-22 10:14:35,591 INFO L134 CoverageAnalysis]: Checked inductivity of 17 backedges. 7 proven. 0 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2019-10-22 10:14:35,604 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-10-22 10:14:35,605 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 343 states to 183 states and 337 transitions. [2019-10-22 10:14:35,605 INFO L276 IsEmpty]: Start isEmpty. Operand 183 states and 337 transitions. [2019-10-22 10:14:35,606 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 47 [2019-10-22 10:14:35,606 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-10-22 10:14:35,621 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-22 10:14:35,642 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 14 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2019-10-22 10:14:36,820 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-10-22 10:14:36,821 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 382 states to 200 states and 375 transitions. [2019-10-22 10:14:36,821 INFO L276 IsEmpty]: Start isEmpty. Operand 200 states and 375 transitions. [2019-10-22 10:14:36,822 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 47 [2019-10-22 10:14:36,822 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-10-22 10:14:36,836 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-22 10:14:36,850 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 14 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2019-10-22 10:14:36,874 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-10-22 10:14:36,875 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 387 states to 203 states and 380 transitions. [2019-10-22 10:14:36,876 INFO L276 IsEmpty]: Start isEmpty. Operand 203 states and 380 transitions. [2019-10-22 10:14:36,877 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 46 [2019-10-22 10:14:36,877 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-10-22 10:14:36,887 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-22 10:14:36,901 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 7 proven. 0 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2019-10-22 10:14:36,914 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-10-22 10:14:36,915 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 388 states to 204 states and 381 transitions. [2019-10-22 10:14:36,915 INFO L276 IsEmpty]: Start isEmpty. Operand 204 states and 381 transitions. [2019-10-22 10:14:36,916 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 46 [2019-10-22 10:14:36,916 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-10-22 10:14:36,927 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-22 10:14:36,941 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 14 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2019-10-22 10:14:37,555 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-10-22 10:14:37,556 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 410 states to 212 states and 398 transitions. [2019-10-22 10:14:37,557 INFO L276 IsEmpty]: Start isEmpty. Operand 212 states and 398 transitions. [2019-10-22 10:14:37,558 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 46 [2019-10-22 10:14:37,559 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-10-22 10:14:37,570 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-22 10:14:37,588 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 14 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2019-10-22 10:14:37,832 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-10-22 10:14:37,834 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 413 states to 214 states and 401 transitions. [2019-10-22 10:14:37,835 INFO L276 IsEmpty]: Start isEmpty. Operand 214 states and 401 transitions. [2019-10-22 10:14:37,836 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2019-10-22 10:14:37,837 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-10-22 10:14:37,849 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-22 10:14:37,862 INFO L134 CoverageAnalysis]: Checked inductivity of 17 backedges. 15 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2019-10-22 10:14:38,880 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-10-22 10:14:38,882 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 431 states to 224 states and 418 transitions. [2019-10-22 10:14:38,883 INFO L276 IsEmpty]: Start isEmpty. Operand 224 states and 418 transitions. [2019-10-22 10:14:38,884 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 47 [2019-10-22 10:14:38,886 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-10-22 10:14:38,901 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-22 10:14:38,917 INFO L134 CoverageAnalysis]: Checked inductivity of 17 backedges. 15 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2019-10-22 10:14:39,190 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-10-22 10:14:39,191 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 447 states to 231 states and 431 transitions. [2019-10-22 10:14:39,191 INFO L276 IsEmpty]: Start isEmpty. Operand 231 states and 431 transitions. [2019-10-22 10:14:39,193 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 47 [2019-10-22 10:14:39,193 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-10-22 10:14:39,203 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-22 10:14:39,217 INFO L134 CoverageAnalysis]: Checked inductivity of 17 backedges. 15 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2019-10-22 10:14:39,432 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-10-22 10:14:39,434 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 451 states to 233 states and 435 transitions. [2019-10-22 10:14:39,434 INFO L276 IsEmpty]: Start isEmpty. Operand 233 states and 435 transitions. [2019-10-22 10:14:39,440 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2019-10-22 10:14:39,440 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-10-22 10:14:39,450 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-22 10:14:39,461 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 14 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2019-10-22 10:14:39,470 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-10-22 10:14:39,471 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 455 states to 234 states and 439 transitions. [2019-10-22 10:14:39,472 INFO L276 IsEmpty]: Start isEmpty. Operand 234 states and 439 transitions. [2019-10-22 10:14:39,473 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2019-10-22 10:14:39,473 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-10-22 10:14:39,483 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-22 10:14:39,496 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 16 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2019-10-22 10:14:39,708 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-10-22 10:14:39,709 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 464 states to 236 states and 445 transitions. [2019-10-22 10:14:39,710 INFO L276 IsEmpty]: Start isEmpty. Operand 236 states and 445 transitions. [2019-10-22 10:14:39,712 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2019-10-22 10:14:39,712 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-10-22 10:14:39,722 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-22 10:14:39,746 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 16 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2019-10-22 10:14:40,000 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-10-22 10:14:40,001 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 466 states to 238 states and 447 transitions. [2019-10-22 10:14:40,002 INFO L276 IsEmpty]: Start isEmpty. Operand 238 states and 447 transitions. [2019-10-22 10:14:40,003 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2019-10-22 10:14:40,003 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-10-22 10:14:40,014 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-22 10:14:40,025 INFO L134 CoverageAnalysis]: Checked inductivity of 21 backedges. 17 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2019-10-22 10:14:40,390 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-10-22 10:14:40,392 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 490 states to 245 states and 471 transitions. [2019-10-22 10:14:40,392 INFO L276 IsEmpty]: Start isEmpty. Operand 245 states and 471 transitions. [2019-10-22 10:14:40,393 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 47 [2019-10-22 10:14:40,393 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-10-22 10:14:40,402 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-22 10:14:40,413 INFO L134 CoverageAnalysis]: Checked inductivity of 17 backedges. 15 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2019-10-22 10:14:40,421 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-10-22 10:14:40,422 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 490 states to 246 states and 471 transitions. [2019-10-22 10:14:40,422 INFO L276 IsEmpty]: Start isEmpty. Operand 246 states and 471 transitions. [2019-10-22 10:14:40,423 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2019-10-22 10:14:40,423 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-10-22 10:14:40,433 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-22 10:14:40,444 INFO L134 CoverageAnalysis]: Checked inductivity of 21 backedges. 17 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2019-10-22 10:14:40,644 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-10-22 10:14:40,645 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 491 states to 248 states and 472 transitions. [2019-10-22 10:14:40,645 INFO L276 IsEmpty]: Start isEmpty. Operand 248 states and 472 transitions. [2019-10-22 10:14:40,646 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 53 [2019-10-22 10:14:40,646 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-10-22 10:14:40,675 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-22 10:14:40,978 INFO L134 CoverageAnalysis]: Checked inductivity of 22 backedges. 18 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2019-10-22 10:14:42,928 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-10-22 10:14:42,930 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 521 states to 258 states and 499 transitions. [2019-10-22 10:14:42,930 INFO L276 IsEmpty]: Start isEmpty. Operand 258 states and 499 transitions. [2019-10-22 10:14:42,931 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2019-10-22 10:14:42,931 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-10-22 10:14:42,954 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-22 10:14:42,970 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 16 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2019-10-22 10:14:44,594 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-10-22 10:14:44,595 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 546 states to 267 states and 517 transitions. [2019-10-22 10:14:44,596 INFO L276 IsEmpty]: Start isEmpty. Operand 267 states and 517 transitions. [2019-10-22 10:14:44,597 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 49 [2019-10-22 10:14:44,597 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-10-22 10:14:44,606 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-22 10:14:44,618 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 14 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2019-10-22 10:14:44,639 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-10-22 10:14:44,640 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 547 states to 268 states and 518 transitions. [2019-10-22 10:14:44,640 INFO L276 IsEmpty]: Start isEmpty. Operand 268 states and 518 transitions. [2019-10-22 10:14:44,641 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 50 [2019-10-22 10:14:44,643 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-10-22 10:14:44,654 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-22 10:14:44,673 INFO L134 CoverageAnalysis]: Checked inductivity of 17 backedges. 15 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2019-10-22 10:14:44,694 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-10-22 10:14:44,695 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 548 states to 269 states and 519 transitions. [2019-10-22 10:14:44,695 INFO L276 IsEmpty]: Start isEmpty. Operand 269 states and 519 transitions. [2019-10-22 10:14:44,696 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 50 [2019-10-22 10:14:44,696 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-10-22 10:14:44,711 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-22 10:14:44,836 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 7 proven. 0 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2019-10-22 10:14:46,104 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-10-22 10:14:46,105 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 569 states to 275 states and 536 transitions. [2019-10-22 10:14:46,105 INFO L276 IsEmpty]: Start isEmpty. Operand 275 states and 536 transitions. [2019-10-22 10:14:46,106 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 55 [2019-10-22 10:14:46,107 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-10-22 10:14:46,131 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-22 10:14:46,149 INFO L134 CoverageAnalysis]: Checked inductivity of 21 backedges. 17 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2019-10-22 10:14:46,169 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-10-22 10:14:46,170 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 570 states to 276 states and 537 transitions. [2019-10-22 10:14:46,170 INFO L276 IsEmpty]: Start isEmpty. Operand 276 states and 537 transitions. [2019-10-22 10:14:46,171 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 50 [2019-10-22 10:14:46,172 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-10-22 10:14:46,182 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-22 10:14:46,202 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 7 proven. 0 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2019-10-22 10:14:46,217 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-10-22 10:14:46,219 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 571 states to 277 states and 538 transitions. [2019-10-22 10:14:46,219 INFO L276 IsEmpty]: Start isEmpty. Operand 277 states and 538 transitions. [2019-10-22 10:14:46,220 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 50 [2019-10-22 10:14:46,220 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-10-22 10:14:46,229 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-22 10:14:46,248 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 7 proven. 0 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2019-10-22 10:14:46,634 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-10-22 10:14:46,635 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 575 states to 279 states and 542 transitions. [2019-10-22 10:14:46,635 INFO L276 IsEmpty]: Start isEmpty. Operand 279 states and 542 transitions. [2019-10-22 10:14:46,636 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 50 [2019-10-22 10:14:46,636 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-10-22 10:14:46,646 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-22 10:14:46,659 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 14 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2019-10-22 10:14:47,220 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-10-22 10:14:47,221 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 588 states to 286 states and 555 transitions. [2019-10-22 10:14:47,221 INFO L276 IsEmpty]: Start isEmpty. Operand 286 states and 555 transitions. [2019-10-22 10:14:47,222 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 50 [2019-10-22 10:14:47,222 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-10-22 10:14:47,231 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-22 10:14:47,243 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 7 proven. 0 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2019-10-22 10:14:47,870 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-10-22 10:14:47,872 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 610 states to 292 states and 577 transitions. [2019-10-22 10:14:47,872 INFO L276 IsEmpty]: Start isEmpty. Operand 292 states and 577 transitions. [2019-10-22 10:14:47,873 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 49 [2019-10-22 10:14:47,873 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-10-22 10:14:47,881 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-22 10:14:47,893 INFO L134 CoverageAnalysis]: Checked inductivity of 19 backedges. 8 proven. 0 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2019-10-22 10:14:50,203 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-10-22 10:14:50,204 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 644 states to 305 states and 603 transitions. [2019-10-22 10:14:50,205 INFO L276 IsEmpty]: Start isEmpty. Operand 305 states and 603 transitions. [2019-10-22 10:14:50,206 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 49 [2019-10-22 10:14:50,206 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-10-22 10:14:50,215 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-22 10:14:50,228 INFO L134 CoverageAnalysis]: Checked inductivity of 19 backedges. 8 proven. 0 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2019-10-22 10:14:50,612 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-10-22 10:14:50,614 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 647 states to 307 states and 606 transitions. [2019-10-22 10:14:50,614 INFO L276 IsEmpty]: Start isEmpty. Operand 307 states and 606 transitions. [2019-10-22 10:14:50,615 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2019-10-22 10:14:50,615 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-10-22 10:14:50,625 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-22 10:14:50,641 INFO L134 CoverageAnalysis]: Checked inductivity of 17 backedges. 15 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2019-10-22 10:14:50,668 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-10-22 10:14:50,669 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 651 states to 310 states and 610 transitions. [2019-10-22 10:14:50,671 INFO L276 IsEmpty]: Start isEmpty. Operand 310 states and 610 transitions. [2019-10-22 10:14:50,672 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 53 [2019-10-22 10:14:50,672 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-10-22 10:14:50,689 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-22 10:14:50,704 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 14 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2019-10-22 10:14:50,727 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-10-22 10:14:50,728 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 652 states to 311 states and 611 transitions. [2019-10-22 10:14:50,728 INFO L276 IsEmpty]: Start isEmpty. Operand 311 states and 611 transitions. [2019-10-22 10:14:50,730 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 53 [2019-10-22 10:14:50,730 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-10-22 10:14:50,742 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-22 10:14:50,759 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 7 proven. 0 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2019-10-22 10:14:50,780 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-10-22 10:14:50,782 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 653 states to 312 states and 612 transitions. [2019-10-22 10:14:50,782 INFO L276 IsEmpty]: Start isEmpty. Operand 312 states and 612 transitions. [2019-10-22 10:14:50,783 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 53 [2019-10-22 10:14:50,784 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-10-22 10:14:50,794 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-22 10:14:50,810 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 7 proven. 0 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2019-10-22 10:14:51,209 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-10-22 10:14:51,210 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 656 states to 313 states and 615 transitions. [2019-10-22 10:14:51,210 INFO L276 IsEmpty]: Start isEmpty. Operand 313 states and 615 transitions. [2019-10-22 10:14:51,211 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 53 [2019-10-22 10:14:51,211 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-10-22 10:14:51,220 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-22 10:14:51,238 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 7 proven. 0 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2019-10-22 10:14:51,583 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-10-22 10:14:51,584 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 661 states to 316 states and 620 transitions. [2019-10-22 10:14:51,584 INFO L276 IsEmpty]: Start isEmpty. Operand 316 states and 620 transitions. [2019-10-22 10:14:51,585 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2019-10-22 10:14:51,586 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-10-22 10:14:51,594 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-22 10:14:51,607 INFO L134 CoverageAnalysis]: Checked inductivity of 19 backedges. 8 proven. 0 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2019-10-22 10:14:51,630 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-10-22 10:14:51,631 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 662 states to 317 states and 621 transitions. [2019-10-22 10:14:51,631 INFO L276 IsEmpty]: Start isEmpty. Operand 317 states and 621 transitions. [2019-10-22 10:14:51,632 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2019-10-22 10:14:51,632 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-10-22 10:14:51,641 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-22 10:14:51,654 INFO L134 CoverageAnalysis]: Checked inductivity of 19 backedges. 8 proven. 0 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2019-10-22 10:14:52,047 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-10-22 10:14:52,048 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 665 states to 318 states and 624 transitions. [2019-10-22 10:14:52,049 INFO L276 IsEmpty]: Start isEmpty. Operand 318 states and 624 transitions. [2019-10-22 10:14:52,050 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2019-10-22 10:14:52,050 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-10-22 10:14:52,058 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-22 10:14:52,070 INFO L134 CoverageAnalysis]: Checked inductivity of 19 backedges. 8 proven. 0 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2019-10-22 10:14:52,280 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-10-22 10:14:52,281 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 670 states to 321 states and 629 transitions. [2019-10-22 10:14:52,281 INFO L276 IsEmpty]: Start isEmpty. Operand 321 states and 629 transitions. [2019-10-22 10:14:52,283 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2019-10-22 10:14:52,283 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-10-22 10:14:52,294 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-22 10:14:52,309 INFO L134 CoverageAnalysis]: Checked inductivity of 17 backedges. 8 proven. 0 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2019-10-22 10:14:53,333 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-10-22 10:14:53,334 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 704 states to 329 states and 660 transitions. [2019-10-22 10:14:53,334 INFO L276 IsEmpty]: Start isEmpty. Operand 329 states and 660 transitions. [2019-10-22 10:14:53,335 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2019-10-22 10:14:53,335 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-10-22 10:14:53,344 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-22 10:14:53,356 INFO L134 CoverageAnalysis]: Checked inductivity of 17 backedges. 15 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2019-10-22 10:14:53,377 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-10-22 10:14:53,378 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 705 states to 330 states and 661 transitions. [2019-10-22 10:14:53,378 INFO L276 IsEmpty]: Start isEmpty. Operand 330 states and 661 transitions. [2019-10-22 10:14:53,379 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2019-10-22 10:14:53,379 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-10-22 10:14:53,387 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-22 10:14:53,398 INFO L134 CoverageAnalysis]: Checked inductivity of 17 backedges. 8 proven. 0 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2019-10-22 10:14:53,420 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-10-22 10:14:53,421 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 710 states to 333 states and 666 transitions. [2019-10-22 10:14:53,421 INFO L276 IsEmpty]: Start isEmpty. Operand 333 states and 666 transitions. [2019-10-22 10:14:53,422 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2019-10-22 10:14:53,422 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-10-22 10:14:53,430 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-22 10:14:53,442 INFO L134 CoverageAnalysis]: Checked inductivity of 17 backedges. 8 proven. 0 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2019-10-22 10:14:53,789 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-10-22 10:14:53,791 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 713 states to 335 states and 669 transitions. [2019-10-22 10:14:53,791 INFO L276 IsEmpty]: Start isEmpty. Operand 335 states and 669 transitions. [2019-10-22 10:14:53,792 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 53 [2019-10-22 10:14:53,792 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-10-22 10:14:53,800 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-22 10:14:53,811 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 9 proven. 0 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2019-10-22 10:14:54,880 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-10-22 10:14:54,881 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 739 states to 343 states and 690 transitions. [2019-10-22 10:14:54,881 INFO L276 IsEmpty]: Start isEmpty. Operand 343 states and 690 transitions. [2019-10-22 10:14:54,881 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 53 [2019-10-22 10:14:54,881 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-10-22 10:14:54,888 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-22 10:14:54,900 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 9 proven. 0 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2019-10-22 10:14:55,249 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-10-22 10:14:55,251 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 742 states to 345 states and 693 transitions. [2019-10-22 10:14:55,251 INFO L276 IsEmpty]: Start isEmpty. Operand 345 states and 693 transitions. [2019-10-22 10:14:55,252 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 57 [2019-10-22 10:14:55,252 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-10-22 10:14:55,260 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-22 10:14:55,272 INFO L134 CoverageAnalysis]: Checked inductivity of 17 backedges. 8 proven. 0 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2019-10-22 10:14:55,301 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-10-22 10:14:55,303 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 743 states to 346 states and 694 transitions. [2019-10-22 10:14:55,303 INFO L276 IsEmpty]: Start isEmpty. Operand 346 states and 694 transitions. [2019-10-22 10:14:55,304 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 57 [2019-10-22 10:14:55,304 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-10-22 10:14:55,311 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-22 10:14:55,326 INFO L134 CoverageAnalysis]: Checked inductivity of 17 backedges. 8 proven. 0 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2019-10-22 10:14:55,349 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-10-22 10:14:55,350 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 744 states to 347 states and 695 transitions. [2019-10-22 10:14:55,350 INFO L276 IsEmpty]: Start isEmpty. Operand 347 states and 695 transitions. [2019-10-22 10:14:55,351 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 60 [2019-10-22 10:14:55,351 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-10-22 10:14:55,359 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-22 10:14:55,371 INFO L134 CoverageAnalysis]: Checked inductivity of 21 backedges. 4 proven. 3 refuted. 0 times theorem prover too weak. 14 trivial. 0 not checked. [2019-10-22 10:14:57,085 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-10-22 10:14:57,086 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 774 states to 358 states and 725 transitions. [2019-10-22 10:14:57,087 INFO L276 IsEmpty]: Start isEmpty. Operand 358 states and 725 transitions. [2019-10-22 10:14:57,088 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 59 [2019-10-22 10:14:57,088 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-10-22 10:14:57,096 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-22 10:14:57,108 INFO L134 CoverageAnalysis]: Checked inductivity of 38 backedges. 24 proven. 6 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2019-10-22 10:14:57,339 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-10-22 10:14:57,340 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 776 states to 360 states and 727 transitions. [2019-10-22 10:14:57,340 INFO L276 IsEmpty]: Start isEmpty. Operand 360 states and 727 transitions. [2019-10-22 10:14:57,341 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2019-10-22 10:14:57,341 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-10-22 10:14:57,349 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-22 10:14:57,359 INFO L134 CoverageAnalysis]: Checked inductivity of 38 backedges. 16 proven. 0 refuted. 0 times theorem prover too weak. 22 trivial. 0 not checked. [2019-10-22 10:14:57,823 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-10-22 10:14:57,824 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 785 states to 364 states and 736 transitions. [2019-10-22 10:14:57,825 INFO L276 IsEmpty]: Start isEmpty. Operand 364 states and 736 transitions. [2019-10-22 10:14:57,825 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 56 [2019-10-22 10:14:57,826 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-10-22 10:14:57,833 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-22 10:14:57,847 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 9 proven. 0 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2019-10-22 10:14:57,862 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-10-22 10:14:57,864 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 786 states to 365 states and 737 transitions. [2019-10-22 10:14:57,864 INFO L276 IsEmpty]: Start isEmpty. Operand 365 states and 737 transitions. [2019-10-22 10:14:57,865 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 57 [2019-10-22 10:14:57,865 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-10-22 10:14:57,872 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-22 10:14:57,883 INFO L134 CoverageAnalysis]: Checked inductivity of 21 backedges. 4 proven. 3 refuted. 0 times theorem prover too weak. 14 trivial. 0 not checked. [2019-10-22 10:14:58,088 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-10-22 10:14:58,089 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 797 states to 368 states and 742 transitions. [2019-10-22 10:14:58,089 INFO L276 IsEmpty]: Start isEmpty. Operand 368 states and 742 transitions. [2019-10-22 10:14:58,089 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 60 [2019-10-22 10:14:58,089 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-10-22 10:14:58,096 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-22 10:14:58,106 INFO L134 CoverageAnalysis]: Checked inductivity of 38 backedges. 24 proven. 6 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2019-10-22 10:14:58,138 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-10-22 10:14:58,139 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 799 states to 369 states and 744 transitions. [2019-10-22 10:14:58,139 INFO L276 IsEmpty]: Start isEmpty. Operand 369 states and 744 transitions. [2019-10-22 10:14:58,139 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 59 [2019-10-22 10:14:58,140 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-10-22 10:14:58,147 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-22 10:14:58,158 INFO L134 CoverageAnalysis]: Checked inductivity of 39 backedges. 16 proven. 0 refuted. 0 times theorem prover too weak. 23 trivial. 0 not checked. [2019-10-22 10:14:58,179 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-10-22 10:14:58,181 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 799 states to 370 states and 744 transitions. [2019-10-22 10:14:58,181 INFO L276 IsEmpty]: Start isEmpty. Operand 370 states and 744 transitions. [2019-10-22 10:14:58,181 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 63 [2019-10-22 10:14:58,182 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-10-22 10:14:58,189 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-22 10:14:58,199 INFO L134 CoverageAnalysis]: Checked inductivity of 42 backedges. 16 proven. 0 refuted. 0 times theorem prover too weak. 26 trivial. 0 not checked. [2019-10-22 10:14:58,825 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-10-22 10:14:58,826 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 811 states to 375 states and 756 transitions. [2019-10-22 10:14:58,826 INFO L276 IsEmpty]: Start isEmpty. Operand 375 states and 756 transitions. [2019-10-22 10:14:58,826 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 61 [2019-10-22 10:14:58,826 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-10-22 10:14:58,838 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-22 10:14:58,848 INFO L134 CoverageAnalysis]: Checked inductivity of 38 backedges. 16 proven. 0 refuted. 0 times theorem prover too weak. 22 trivial. 0 not checked. [2019-10-22 10:14:58,876 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-10-22 10:14:58,878 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 811 states to 373 states and 752 transitions. [2019-10-22 10:14:58,878 INFO L276 IsEmpty]: Start isEmpty. Operand 373 states and 752 transitions. [2019-10-22 10:14:58,878 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 61 [2019-10-22 10:14:58,879 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-10-22 10:14:58,886 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-22 10:14:58,896 INFO L134 CoverageAnalysis]: Checked inductivity of 38 backedges. 16 proven. 0 refuted. 0 times theorem prover too weak. 22 trivial. 0 not checked. [2019-10-22 10:14:59,242 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-10-22 10:14:59,242 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 814 states to 374 states and 755 transitions. [2019-10-22 10:14:59,243 INFO L276 IsEmpty]: Start isEmpty. Operand 374 states and 755 transitions. [2019-10-22 10:14:59,243 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 64 [2019-10-22 10:14:59,243 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-10-22 10:14:59,249 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-22 10:14:59,260 INFO L134 CoverageAnalysis]: Checked inductivity of 42 backedges. 16 proven. 0 refuted. 0 times theorem prover too weak. 26 trivial. 0 not checked. [2019-10-22 10:14:59,274 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-10-22 10:14:59,275 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 814 states to 375 states and 755 transitions. [2019-10-22 10:14:59,275 INFO L276 IsEmpty]: Start isEmpty. Operand 375 states and 755 transitions. [2019-10-22 10:14:59,276 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 62 [2019-10-22 10:14:59,276 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-10-22 10:14:59,283 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-22 10:14:59,300 INFO L134 CoverageAnalysis]: Checked inductivity of 39 backedges. 17 proven. 0 refuted. 0 times theorem prover too weak. 22 trivial. 0 not checked. [2019-10-22 10:14:59,466 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-10-22 10:14:59,467 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 817 states to 377 states and 758 transitions. [2019-10-22 10:14:59,467 INFO L276 IsEmpty]: Start isEmpty. Operand 377 states and 758 transitions. [2019-10-22 10:14:59,468 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 63 [2019-10-22 10:14:59,468 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-10-22 10:14:59,474 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-22 10:14:59,485 INFO L134 CoverageAnalysis]: Checked inductivity of 41 backedges. 18 proven. 0 refuted. 0 times theorem prover too weak. 23 trivial. 0 not checked. [2019-10-22 10:14:59,520 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-10-22 10:14:59,521 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 819 states to 379 states and 760 transitions. [2019-10-22 10:14:59,521 INFO L276 IsEmpty]: Start isEmpty. Operand 379 states and 760 transitions. [2019-10-22 10:14:59,522 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 66 [2019-10-22 10:14:59,522 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-10-22 10:14:59,529 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-22 10:14:59,539 INFO L134 CoverageAnalysis]: Checked inductivity of 42 backedges. 16 proven. 0 refuted. 0 times theorem prover too weak. 26 trivial. 0 not checked. [2019-10-22 10:14:59,567 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-10-22 10:14:59,568 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 819 states to 377 states and 756 transitions. [2019-10-22 10:14:59,569 INFO L276 IsEmpty]: Start isEmpty. Operand 377 states and 756 transitions. [2019-10-22 10:14:59,569 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 66 [2019-10-22 10:14:59,569 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-10-22 10:14:59,581 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-22 10:14:59,596 INFO L134 CoverageAnalysis]: Checked inductivity of 42 backedges. 17 proven. 17 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2019-10-22 10:14:59,625 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-10-22 10:14:59,626 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 821 states to 378 states and 758 transitions. [2019-10-22 10:14:59,626 INFO L276 IsEmpty]: Start isEmpty. Operand 378 states and 758 transitions. [2019-10-22 10:14:59,627 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 63 [2019-10-22 10:14:59,627 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-10-22 10:14:59,635 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-22 10:14:59,646 INFO L134 CoverageAnalysis]: Checked inductivity of 40 backedges. 17 proven. 0 refuted. 0 times theorem prover too weak. 23 trivial. 0 not checked. [2019-10-22 10:14:59,671 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-10-22 10:14:59,673 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 821 states to 379 states and 758 transitions. [2019-10-22 10:14:59,673 INFO L276 IsEmpty]: Start isEmpty. Operand 379 states and 758 transitions. [2019-10-22 10:14:59,674 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 67 [2019-10-22 10:14:59,674 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-10-22 10:14:59,682 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-22 10:14:59,692 INFO L134 CoverageAnalysis]: Checked inductivity of 43 backedges. 17 proven. 0 refuted. 0 times theorem prover too weak. 26 trivial. 0 not checked. [2019-10-22 10:15:00,070 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-10-22 10:15:00,071 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 830 states to 382 states and 765 transitions. [2019-10-22 10:15:00,071 INFO L276 IsEmpty]: Start isEmpty. Operand 382 states and 765 transitions. [2019-10-22 10:15:00,072 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 68 [2019-10-22 10:15:00,072 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-10-22 10:15:00,079 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-22 10:15:00,090 INFO L134 CoverageAnalysis]: Checked inductivity of 45 backedges. 18 proven. 0 refuted. 0 times theorem prover too weak. 27 trivial. 0 not checked. [2019-10-22 10:15:00,113 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-10-22 10:15:00,114 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 833 states to 384 states and 768 transitions. [2019-10-22 10:15:00,114 INFO L276 IsEmpty]: Start isEmpty. Operand 384 states and 768 transitions. [2019-10-22 10:15:00,114 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 68 [2019-10-22 10:15:00,114 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-10-22 10:15:00,122 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-22 10:15:00,132 INFO L134 CoverageAnalysis]: Checked inductivity of 45 backedges. 18 proven. 0 refuted. 0 times theorem prover too weak. 27 trivial. 0 not checked. [2019-10-22 10:15:00,162 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-10-22 10:15:00,163 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 836 states to 386 states and 771 transitions. [2019-10-22 10:15:00,164 INFO L276 IsEmpty]: Start isEmpty. Operand 386 states and 771 transitions. [2019-10-22 10:15:00,164 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 66 [2019-10-22 10:15:00,164 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-10-22 10:15:00,173 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-22 10:15:00,184 INFO L134 CoverageAnalysis]: Checked inductivity of 41 backedges. 18 proven. 0 refuted. 0 times theorem prover too weak. 23 trivial. 0 not checked. [2019-10-22 10:15:00,210 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-10-22 10:15:00,211 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 836 states to 380 states and 759 transitions. [2019-10-22 10:15:00,211 INFO L276 IsEmpty]: Start isEmpty. Operand 380 states and 759 transitions. [2019-10-22 10:15:00,212 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 68 [2019-10-22 10:15:00,212 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-10-22 10:15:00,219 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-22 10:15:00,229 INFO L134 CoverageAnalysis]: Checked inductivity of 43 backedges. 17 proven. 0 refuted. 0 times theorem prover too weak. 26 trivial. 0 not checked. [2019-10-22 10:15:00,249 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-10-22 10:15:00,251 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 836 states to 381 states and 759 transitions. [2019-10-22 10:15:00,251 INFO L276 IsEmpty]: Start isEmpty. Operand 381 states and 759 transitions. [2019-10-22 10:15:00,252 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 70 [2019-10-22 10:15:00,252 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-10-22 10:15:00,259 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-22 10:15:00,269 INFO L134 CoverageAnalysis]: Checked inductivity of 46 backedges. 17 proven. 0 refuted. 0 times theorem prover too weak. 29 trivial. 0 not checked. [2019-10-22 10:15:00,301 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-10-22 10:15:00,303 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 837 states to 382 states and 760 transitions. [2019-10-22 10:15:00,303 INFO L276 IsEmpty]: Start isEmpty. Operand 382 states and 760 transitions. [2019-10-22 10:15:00,304 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 70 [2019-10-22 10:15:00,304 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-10-22 10:15:00,312 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-22 10:15:00,322 INFO L134 CoverageAnalysis]: Checked inductivity of 46 backedges. 17 proven. 0 refuted. 0 times theorem prover too weak. 29 trivial. 0 not checked. [2019-10-22 10:15:00,354 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-10-22 10:15:00,355 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 838 states to 383 states and 761 transitions. [2019-10-22 10:15:00,355 INFO L276 IsEmpty]: Start isEmpty. Operand 383 states and 761 transitions. [2019-10-22 10:15:00,356 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 71 [2019-10-22 10:15:00,356 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-10-22 10:15:00,364 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-22 10:15:00,375 INFO L134 CoverageAnalysis]: Checked inductivity of 45 backedges. 18 proven. 0 refuted. 0 times theorem prover too weak. 27 trivial. 0 not checked. [2019-10-22 10:15:00,403 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-10-22 10:15:00,404 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 838 states to 376 states and 745 transitions. [2019-10-22 10:15:00,404 INFO L276 IsEmpty]: Start isEmpty. Operand 376 states and 745 transitions. [2019-10-22 10:15:00,405 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 71 [2019-10-22 10:15:00,405 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-10-22 10:15:00,413 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-22 10:15:00,424 INFO L134 CoverageAnalysis]: Checked inductivity of 45 backedges. 18 proven. 0 refuted. 0 times theorem prover too weak. 27 trivial. 0 not checked. [2019-10-22 10:15:00,453 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-10-22 10:15:00,454 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 838 states to 368 states and 730 transitions. [2019-10-22 10:15:00,455 INFO L276 IsEmpty]: Start isEmpty. Operand 368 states and 730 transitions. [2019-10-22 10:15:00,455 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 71 [2019-10-22 10:15:00,455 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-10-22 10:15:00,463 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-22 10:15:00,475 INFO L134 CoverageAnalysis]: Checked inductivity of 56 backedges. 30 proven. 8 refuted. 0 times theorem prover too weak. 18 trivial. 0 not checked. [2019-10-22 10:15:00,851 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-10-22 10:15:00,852 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 839 states to 370 states and 731 transitions. [2019-10-22 10:15:00,852 INFO L276 IsEmpty]: Start isEmpty. Operand 370 states and 731 transitions. [2019-10-22 10:15:00,853 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 75 [2019-10-22 10:15:00,853 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-10-22 10:15:00,867 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-22 10:15:00,884 INFO L134 CoverageAnalysis]: Checked inductivity of 64 backedges. 34 proven. 2 refuted. 0 times theorem prover too weak. 28 trivial. 0 not checked. [2019-10-22 10:15:01,299 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-10-22 10:15:01,299 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 836 states to 144 states and 202 transitions. [2019-10-22 10:15:01,299 INFO L276 IsEmpty]: Start isEmpty. Operand 144 states and 202 transitions. [2019-10-22 10:15:01,299 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2019-10-22 10:15:01,300 WARN L425 CodeCheckObserver]: This Program is SAFE, Check terminated with 98 iterations. [2019-10-22 10:15:01,308 INFO L771 CodeCheckObserver]: All specifications hold 1 specifications checked. All of them hold [2019-10-22 10:15:01,758 INFO L575 CodeCheckObserver]: Invariant with dag size 23 [2019-10-22 10:15:01,765 INFO L575 CodeCheckObserver]: Invariant with dag size 1 [2019-10-22 10:15:01,766 INFO L575 CodeCheckObserver]: Invariant with dag size 1 [2019-10-22 10:15:01,766 INFO L575 CodeCheckObserver]: Invariant with dag size 1 [2019-10-22 10:15:01,766 INFO L575 CodeCheckObserver]: Invariant with dag size 1 [2019-10-22 10:15:01,766 INFO L575 CodeCheckObserver]: Invariant with dag size 1 [2019-10-22 10:15:01,766 INFO L575 CodeCheckObserver]: Invariant with dag size 1 [2019-10-22 10:15:01,766 INFO L575 CodeCheckObserver]: Invariant with dag size 9 [2019-10-22 10:15:01,766 INFO L575 CodeCheckObserver]: Invariant with dag size 1 [2019-10-22 10:15:01,767 INFO L575 CodeCheckObserver]: Invariant with dag size 1 [2019-10-22 10:15:01,767 INFO L575 CodeCheckObserver]: Invariant with dag size 7 [2019-10-22 10:15:01,767 INFO L575 CodeCheckObserver]: Invariant with dag size 1 [2019-10-22 10:15:01,767 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 22.10 10:15:01 ImpRootNode [2019-10-22 10:15:01,768 INFO L132 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2019-10-22 10:15:01,768 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2019-10-22 10:15:01,768 INFO L271 PluginConnector]: Initializing Witness Printer... [2019-10-22 10:15:01,768 INFO L275 PluginConnector]: Witness Printer initialized [2019-10-22 10:15:01,769 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 22.10 10:14:28" (3/4) ... [2019-10-22 10:15:01,772 INFO L137 WitnessPrinter]: Generating witness for correct program [2019-10-22 10:15:01,778 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure deactivatePump [2019-10-22 10:15:01,778 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure changeMethaneLevel [2019-10-22 10:15:01,778 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure cleanup [2019-10-22 10:15:01,778 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure isMethaneLevelCritical [2019-10-22 10:15:01,778 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure timeShift [2019-10-22 10:15:01,778 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure waterRise [2019-10-22 10:15:01,779 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure processEnvironment__wrappee__methaneQuery [2019-10-22 10:15:01,779 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure isMethaneAlarm [2019-10-22 10:15:01,784 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 54 nodes and edges [2019-10-22 10:15:01,785 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 21 nodes and edges [2019-10-22 10:15:01,785 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 10 nodes and edges [2019-10-22 10:15:01,785 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 4 nodes and edges [2019-10-22 10:15:01,785 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 2 nodes and edges [2019-10-22 10:15:01,786 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2019-10-22 10:15:01,814 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((!(0 == methAndRunningLastTime) && !(0 == methaneLevelCritical)) || pumpRunning == \old(pumpRunning)) || (!(0 == systemActive) && !(pumpRunning == 0))) || ((0 == methaneLevelCritical && pumpRunning == 0) && 0 == systemActive)) || ((!(1 == systemActive) && 0 == methaneLevelCritical) && !(0 == systemActive)) [2019-10-22 10:15:01,845 INFO L141 WitnessManager]: Wrote witness to /tmp/vcloud-vcloud-master/worker/working_dir_a44ef2e7-cd75-4010-b915-2bbde2cf3010/bin/ukojak/witness.graphml [2019-10-22 10:15:01,845 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2019-10-22 10:15:01,847 INFO L168 Benchmark]: Toolchain (without parser) took 35152.09 ms. Allocated memory was 1.0 GB in the beginning and 1.9 GB in the end (delta: 835.7 MB). Free memory was 943.2 MB in the beginning and 1.2 GB in the end (delta: -288.6 MB). Peak memory consumption was 547.1 MB. Max. memory is 11.5 GB. [2019-10-22 10:15:01,847 INFO L168 Benchmark]: CDTParser took 0.16 ms. Allocated memory is still 1.0 GB. Free memory is still 967.3 MB. There was no memory consumed. Max. memory is 11.5 GB. [2019-10-22 10:15:01,847 INFO L168 Benchmark]: CACSL2BoogieTranslator took 464.77 ms. Allocated memory was 1.0 GB in the beginning and 1.1 GB in the end (delta: 108.5 MB). Free memory was 937.8 MB in the beginning and 1.1 GB in the end (delta: -154.0 MB). Peak memory consumption was 17.7 MB. Max. memory is 11.5 GB. [2019-10-22 10:15:01,848 INFO L168 Benchmark]: Boogie Procedure Inliner took 45.94 ms. Allocated memory is still 1.1 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 8.9 MB). Peak memory consumption was 8.9 MB. Max. memory is 11.5 GB. [2019-10-22 10:15:01,848 INFO L168 Benchmark]: Boogie Preprocessor took 46.65 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. [2019-10-22 10:15:01,848 INFO L168 Benchmark]: RCFGBuilder took 848.73 ms. Allocated memory is still 1.1 GB. Free memory was 1.1 GB in the beginning and 1.0 GB in the end (delta: 81.3 MB). Peak memory consumption was 81.3 MB. Max. memory is 11.5 GB. [2019-10-22 10:15:01,848 INFO L168 Benchmark]: CodeCheck took 33665.61 ms. Allocated memory was 1.1 GB in the beginning and 1.9 GB in the end (delta: 727.2 MB). Free memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: -237.1 MB). Peak memory consumption was 490.1 MB. Max. memory is 11.5 GB. [2019-10-22 10:15:01,849 INFO L168 Benchmark]: Witness Printer took 76.95 ms. Allocated memory is still 1.9 GB. Free memory was 1.2 GB in the beginning and 1.2 GB in the end (delta: 6.9 MB). Peak memory consumption was 6.9 MB. Max. memory is 11.5 GB. [2019-10-22 10:15:01,850 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck: - StatisticsResult: Ultimate CodeCheck benchmark data CFG has 9 procedures, 61 locations, 1 error locations. Result: SAFE, OverallTime: 33.1s, OverallIterations: 98, TraceHistogramMax: 0, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, HoareTripleCheckerStatistics: -1575976400 SDtfs, -844192248 SDslu, 1935612416 SDs, 0 SdLazy, 1269859500 SolverSat, 1597348824 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 112.8s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 55889 GetRequests, 54957 SyntacticMatches, 428 SemanticMatches, 504 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 120561 ImplicationChecksByTransitivity, 26.5s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=-1occurred in iteration=-1, traceCheckStatistics: 0.2s SsaConstructionTime, 0.9s SatisfiabilityAnalysisTime, 2.2s InterpolantComputationTime, 4707 NumberOfCodeBlocks, 4707 NumberOfCodeBlocksAsserted, 97 NumberOfCheckSat, 4610 ConstructedInterpolants, 0 QuantifiedInterpolants, 482258 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 97 InterpolantComputations, 89 PerfectInterpolantSequences, 1909/1955 InterpolantCoveringCapability, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: No data available, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: No data available, ReuseStatistics: No data available - PositiveResult [Line: 370]: 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: 56]: Loop Invariant Derived loop invariant: ((((!(0 == methAndRunningLastTime) && !(0 == methaneLevelCritical)) || pumpRunning == \old(pumpRunning)) || (!(0 == systemActive) && !(pumpRunning == 0))) || ((0 == methaneLevelCritical && pumpRunning == 0) && 0 == systemActive)) || ((!(1 == systemActive) && 0 == methaneLevelCritical) && !(0 == systemActive)) - InvariantResult [Line: 64]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 264]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: -1]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 901]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 819]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 227]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 901]: Loop Invariant Derived loop invariant: (1 == systemActive && 0 == methaneLevelCritical) && pumpRunning == 0 - InvariantResult [Line: 228]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 829]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 796]: Loop Invariant Derived loop invariant: !(0 == tmp) || methaneLevelCritical == tmp - InvariantResult [Line: 796]: Loop Invariant Derived loop invariant: 1 * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.16 ms. Allocated memory is still 1.0 GB. Free memory is still 967.3 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 464.77 ms. Allocated memory was 1.0 GB in the beginning and 1.1 GB in the end (delta: 108.5 MB). Free memory was 937.8 MB in the beginning and 1.1 GB in the end (delta: -154.0 MB). Peak memory consumption was 17.7 MB. Max. memory is 11.5 GB. * Boogie Procedure Inliner took 45.94 ms. Allocated memory is still 1.1 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 8.9 MB). Peak memory consumption was 8.9 MB. Max. memory is 11.5 GB. * Boogie Preprocessor took 46.65 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 848.73 ms. Allocated memory is still 1.1 GB. Free memory was 1.1 GB in the beginning and 1.0 GB in the end (delta: 81.3 MB). Peak memory consumption was 81.3 MB. Max. memory is 11.5 GB. * CodeCheck took 33665.61 ms. Allocated memory was 1.1 GB in the beginning and 1.9 GB in the end (delta: 727.2 MB). Free memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: -237.1 MB). Peak memory consumption was 490.1 MB. Max. memory is 11.5 GB. * Witness Printer took 76.95 ms. Allocated memory is still 1.9 GB. Free memory was 1.2 GB in the beginning and 1.2 GB in the end (delta: 6.9 MB). Peak memory consumption was 6.9 MB. Max. memory is 11.5 GB. RESULT: Ultimate proved your program to be correct! Received shutdown request...