./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/product-lines/minepump_spec2_product27.cil.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 6b5699aa Calling Ultimate with: /usr/lib/jvm/java-8-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud-vcloud-master/worker/run_dir_511e6c7c-cb90-40ac-b62a-d529957af332/bin/ukojak/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/run_dir_511e6c7c-cb90-40ac-b62a-d529957af332/bin/ukojak/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/run_dir_511e6c7c-cb90-40ac-b62a-d529957af332/bin/ukojak/data -tc /tmp/vcloud-vcloud-master/worker/run_dir_511e6c7c-cb90-40ac-b62a-d529957af332/bin/ukojak/config/KojakReach.xml -i ../../sv-benchmarks/c/product-lines/minepump_spec2_product27.cil.c -s /tmp/vcloud-vcloud-master/worker/run_dir_511e6c7c-cb90-40ac-b62a-d529957af332/bin/ukojak/config/svcomp-Reach-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/run_dir_511e6c7c-cb90-40ac-b62a-d529957af332/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 9c8016f452608c4941fa660b03ce7c0101dbbdf8 ................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................ Execution finished normally Writing output log to file Ultimate.log Result: TRUE --- Real Ultimate output --- This is Ultimate 0.1.24-6b5699a [2019-11-26 02:52:57,151 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-26 02:52:57,153 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-26 02:52:57,169 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-26 02:52:57,169 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-26 02:52:57,171 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-26 02:52:57,173 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-26 02:52:57,184 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-26 02:52:57,189 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-26 02:52:57,193 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-26 02:52:57,195 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-26 02:52:57,196 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-26 02:52:57,197 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-26 02:52:57,199 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-26 02:52:57,201 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-26 02:52:57,203 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-26 02:52:57,204 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-26 02:52:57,206 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-26 02:52:57,209 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-26 02:52:57,213 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-26 02:52:57,218 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-26 02:52:57,222 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-26 02:52:57,223 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-26 02:52:57,224 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-26 02:52:57,226 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-26 02:52:57,227 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-26 02:52:57,227 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-26 02:52:57,229 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-26 02:52:57,229 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-26 02:52:57,230 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-26 02:52:57,230 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-26 02:52:57,231 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-26 02:52:57,232 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-26 02:52:57,233 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-26 02:52:57,234 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-26 02:52:57,234 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-26 02:52:57,234 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-26 02:52:57,235 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-26 02:52:57,235 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-26 02:52:57,236 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-26 02:52:57,237 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-26 02:52:57,238 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/run_dir_511e6c7c-cb90-40ac-b62a-d529957af332/bin/ukojak/config/svcomp-Reach-32bit-Kojak_Default.epf [2019-11-26 02:52:57,266 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-26 02:52:57,273 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-26 02:52:57,273 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2019-11-26 02:52:57,274 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2019-11-26 02:52:57,274 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-26 02:52:57,274 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-26 02:52:57,275 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-26 02:52:57,275 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-26 02:52:57,275 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-26 02:52:57,275 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-26 02:52:57,275 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-26 02:52:57,276 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-26 02:52:57,276 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-26 02:52:57,276 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-26 02:52:57,276 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-26 02:52:57,276 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-26 02:52:57,276 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-26 02:52:57,277 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-26 02:52:57,277 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2019-11-26 02:52:57,277 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2019-11-26 02:52:57,277 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-26 02:52:57,277 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-26 02:52:57,278 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2019-11-26 02:52:57,278 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-26 02:52:57,278 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-26 02:52:57,278 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-26 02:52:57,278 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2019-11-26 02:52:57,279 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-26 02:52:57,279 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-26 02:52:57,279 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/run_dir_511e6c7c-cb90-40ac-b62a-d529957af332/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 -> 9c8016f452608c4941fa660b03ce7c0101dbbdf8 [2019-11-26 02:52:57,433 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-26 02:52:57,445 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-26 02:52:57,448 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-26 02:52:57,450 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-26 02:52:57,450 INFO L275 PluginConnector]: CDTParser initialized [2019-11-26 02:52:57,451 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/run_dir_511e6c7c-cb90-40ac-b62a-d529957af332/bin/ukojak/../../sv-benchmarks/c/product-lines/minepump_spec2_product27.cil.c [2019-11-26 02:52:57,511 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_511e6c7c-cb90-40ac-b62a-d529957af332/bin/ukojak/data/cf4ead34b/6a0cafb0ad314cb2b71b5e371f333aab/FLAG665a461fb [2019-11-26 02:52:57,934 INFO L306 CDTParser]: Found 1 translation units. [2019-11-26 02:52:57,935 INFO L160 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/run_dir_511e6c7c-cb90-40ac-b62a-d529957af332/sv-benchmarks/c/product-lines/minepump_spec2_product27.cil.c [2019-11-26 02:52:57,952 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_511e6c7c-cb90-40ac-b62a-d529957af332/bin/ukojak/data/cf4ead34b/6a0cafb0ad314cb2b71b5e371f333aab/FLAG665a461fb [2019-11-26 02:52:58,260 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/run_dir_511e6c7c-cb90-40ac-b62a-d529957af332/bin/ukojak/data/cf4ead34b/6a0cafb0ad314cb2b71b5e371f333aab [2019-11-26 02:52:58,263 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-26 02:52:58,264 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2019-11-26 02:52:58,267 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-26 02:52:58,268 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-26 02:52:58,272 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-26 02:52:58,273 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 02:52:58" (1/1) ... [2019-11-26 02:52:58,275 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@53e2b7f3 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 02:52:58, skipping insertion in model container [2019-11-26 02:52:58,276 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 02:52:58" (1/1) ... [2019-11-26 02:52:58,283 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-26 02:52:58,329 INFO L179 MainTranslator]: Built tables and reachable declarations [2019-11-26 02:52:58,705 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-26 02:52:58,718 INFO L201 MainTranslator]: Completed pre-run [2019-11-26 02:52:58,800 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-26 02:52:58,835 INFO L205 MainTranslator]: Completed translation [2019-11-26 02:52:58,836 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 02:52:58 WrapperNode [2019-11-26 02:52:58,836 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-26 02:52:58,837 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-26 02:52:58,837 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-26 02:52:58,837 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-26 02:52:58,847 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 02:52:58" (1/1) ... [2019-11-26 02:52:58,865 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 02:52:58" (1/1) ... [2019-11-26 02:52:58,900 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-26 02:52:58,900 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-26 02:52:58,900 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-26 02:52:58,901 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-26 02:52:58,911 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 02:52:58" (1/1) ... [2019-11-26 02:52:58,911 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 02:52:58" (1/1) ... [2019-11-26 02:52:58,915 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 02:52:58" (1/1) ... [2019-11-26 02:52:58,916 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 02:52:58" (1/1) ... [2019-11-26 02:52:58,924 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 02:52:58" (1/1) ... [2019-11-26 02:52:58,930 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 02:52:58" (1/1) ... [2019-11-26 02:52:58,932 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 02:52:58" (1/1) ... [2019-11-26 02:52:58,936 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-26 02:52:58,936 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-11-26 02:52:58,937 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-11-26 02:52:58,937 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-11-26 02:52:58,938 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 02:52:58" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_511e6c7c-cb90-40ac-b62a-d529957af332/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 [2019-11-26 02:52:59,008 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2019-11-26 02:52:59,008 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__base [2019-11-26 02:52:59,009 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__base [2019-11-26 02:52:59,009 INFO L130 BoogieDeclarations]: Found specification of procedure timeShift [2019-11-26 02:52:59,009 INFO L138 BoogieDeclarations]: Found implementation of procedure timeShift [2019-11-26 02:52:59,010 INFO L130 BoogieDeclarations]: Found specification of procedure cleanup [2019-11-26 02:52:59,010 INFO L138 BoogieDeclarations]: Found implementation of procedure cleanup [2019-11-26 02:52:59,010 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneLevelCritical [2019-11-26 02:52:59,010 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneLevelCritical [2019-11-26 02:52:59,010 INFO L130 BoogieDeclarations]: Found specification of procedure waterRise [2019-11-26 02:52:59,011 INFO L138 BoogieDeclarations]: Found implementation of procedure waterRise [2019-11-26 02:52:59,011 INFO L130 BoogieDeclarations]: Found specification of procedure deactivatePump [2019-11-26 02:52:59,011 INFO L138 BoogieDeclarations]: Found implementation of procedure deactivatePump [2019-11-26 02:52:59,011 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2019-11-26 02:52:59,011 INFO L130 BoogieDeclarations]: Found specification of procedure changeMethaneLevel [2019-11-26 02:52:59,012 INFO L138 BoogieDeclarations]: Found implementation of procedure changeMethaneLevel [2019-11-26 02:52:59,012 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-11-26 02:52:59,012 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-11-26 02:53:00,068 INFO L279 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-11-26 02:53:00,068 INFO L284 CfgBuilder]: Removed 36 assume(true) statements. [2019-11-26 02:53:00,069 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 26.11 02:53:00 BoogieIcfgContainer [2019-11-26 02:53:00,069 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-11-26 02:53:00,070 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2019-11-26 02:53:00,070 INFO L271 PluginConnector]: Initializing CodeCheck... [2019-11-26 02:53:00,084 INFO L275 PluginConnector]: CodeCheck initialized [2019-11-26 02:53:00,084 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 26.11 02:53:00" (1/1) ... [2019-11-26 02:53:00,100 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-26 02:53:00,142 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-26 02:53:00,155 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 74 states to 55 states and 74 transitions. [2019-11-26 02:53:00,156 INFO L276 IsEmpty]: Start isEmpty. Operand 55 states and 74 transitions. [2019-11-26 02:53:00,163 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2019-11-26 02:53:00,163 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-26 02:53:00,374 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-26 02:53:00,469 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-26 02:53:00,485 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-26 02:53:00,486 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 72 states to 55 states and 72 transitions. [2019-11-26 02:53:00,487 INFO L276 IsEmpty]: Start isEmpty. Operand 55 states and 72 transitions. [2019-11-26 02:53:00,488 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2019-11-26 02:53:00,489 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-26 02:53:00,517 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-26 02:53:00,569 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-26 02:53:00,613 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-26 02:53:00,615 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 75 states to 57 states and 75 transitions. [2019-11-26 02:53:00,615 INFO L276 IsEmpty]: Start isEmpty. Operand 57 states and 75 transitions. [2019-11-26 02:53:00,616 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2019-11-26 02:53:00,617 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-26 02:53:00,641 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-26 02:53:00,710 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-26 02:53:00,922 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-26 02:53:00,923 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 96 states to 67 states and 96 transitions. [2019-11-26 02:53:00,924 INFO L276 IsEmpty]: Start isEmpty. Operand 67 states and 96 transitions. [2019-11-26 02:53:00,925 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2019-11-26 02:53:00,925 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-26 02:53:00,964 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-26 02:53:01,008 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-26 02:53:01,014 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-26 02:53:01,015 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 97 states to 68 states and 97 transitions. [2019-11-26 02:53:01,016 INFO L276 IsEmpty]: Start isEmpty. Operand 68 states and 97 transitions. [2019-11-26 02:53:01,017 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2019-11-26 02:53:01,017 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-26 02:53:01,037 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-26 02:53:01,059 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-26 02:53:01,081 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-26 02:53:01,083 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 98 states to 69 states and 98 transitions. [2019-11-26 02:53:01,083 INFO L276 IsEmpty]: Start isEmpty. Operand 69 states and 98 transitions. [2019-11-26 02:53:01,084 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2019-11-26 02:53:01,084 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-26 02:53:01,125 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-26 02:53:01,149 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-26 02:53:01,158 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-26 02:53:01,160 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 99 states to 70 states and 99 transitions. [2019-11-26 02:53:01,160 INFO L276 IsEmpty]: Start isEmpty. Operand 70 states and 99 transitions. [2019-11-26 02:53:01,162 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2019-11-26 02:53:01,162 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-26 02:53:01,181 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-26 02:53:01,293 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-26 02:53:01,973 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-26 02:53:01,975 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 137 states to 87 states and 137 transitions. [2019-11-26 02:53:01,976 INFO L276 IsEmpty]: Start isEmpty. Operand 87 states and 137 transitions. [2019-11-26 02:53:01,978 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2019-11-26 02:53:01,978 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-26 02:53:02,005 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-26 02:53:02,058 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-26 02:53:02,081 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-26 02:53:02,083 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 138 states to 88 states and 138 transitions. [2019-11-26 02:53:02,083 INFO L276 IsEmpty]: Start isEmpty. Operand 88 states and 138 transitions. [2019-11-26 02:53:02,086 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2019-11-26 02:53:02,086 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-26 02:53:02,104 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-26 02:53:02,209 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-26 02:53:03,707 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-26 02:53:03,708 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 179 states to 107 states and 179 transitions. [2019-11-26 02:53:03,709 INFO L276 IsEmpty]: Start isEmpty. Operand 107 states and 179 transitions. [2019-11-26 02:53:03,710 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2019-11-26 02:53:03,710 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-26 02:53:03,724 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-26 02:53:03,745 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-26 02:53:03,799 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-26 02:53:03,800 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 188 states to 112 states and 188 transitions. [2019-11-26 02:53:03,801 INFO L276 IsEmpty]: Start isEmpty. Operand 112 states and 188 transitions. [2019-11-26 02:53:03,803 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2019-11-26 02:53:03,803 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-26 02:53:03,819 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-26 02:53:03,837 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-26 02:53:03,876 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-26 02:53:03,878 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 195 states to 116 states and 195 transitions. [2019-11-26 02:53:03,878 INFO L276 IsEmpty]: Start isEmpty. Operand 116 states and 195 transitions. [2019-11-26 02:53:03,879 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2019-11-26 02:53:03,880 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-26 02:53:03,892 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-26 02:53:03,910 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-26 02:53:04,124 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-26 02:53:04,125 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 208 states to 122 states and 208 transitions. [2019-11-26 02:53:04,125 INFO L276 IsEmpty]: Start isEmpty. Operand 122 states and 208 transitions. [2019-11-26 02:53:04,126 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2019-11-26 02:53:04,127 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-26 02:53:04,140 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-26 02:53:04,225 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-26 02:53:04,481 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-26 02:53:04,482 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 216 states to 125 states and 216 transitions. [2019-11-26 02:53:04,482 INFO L276 IsEmpty]: Start isEmpty. Operand 125 states and 216 transitions. [2019-11-26 02:53:04,483 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2019-11-26 02:53:04,484 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-26 02:53:04,499 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-26 02:53:04,527 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-26 02:53:04,551 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-26 02:53:04,553 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 217 states to 126 states and 217 transitions. [2019-11-26 02:53:04,553 INFO L276 IsEmpty]: Start isEmpty. Operand 126 states and 217 transitions. [2019-11-26 02:53:04,556 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2019-11-26 02:53:04,556 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-26 02:53:04,570 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-26 02:53:04,592 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-26 02:53:04,616 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-26 02:53:04,617 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 217 states to 126 states and 216 transitions. [2019-11-26 02:53:04,617 INFO L276 IsEmpty]: Start isEmpty. Operand 126 states and 216 transitions. [2019-11-26 02:53:04,619 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2019-11-26 02:53:04,619 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-26 02:53:04,632 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-26 02:53:04,656 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-26 02:53:04,675 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-26 02:53:04,676 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 219 states to 128 states and 218 transitions. [2019-11-26 02:53:04,677 INFO L276 IsEmpty]: Start isEmpty. Operand 128 states and 218 transitions. [2019-11-26 02:53:04,678 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 41 [2019-11-26 02:53:04,678 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-26 02:53:04,695 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-26 02:53:04,789 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 8 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2019-11-26 02:53:05,199 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-26 02:53:05,200 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 238 states to 135 states and 237 transitions. [2019-11-26 02:53:05,200 INFO L276 IsEmpty]: Start isEmpty. Operand 135 states and 237 transitions. [2019-11-26 02:53:05,202 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 40 [2019-11-26 02:53:05,202 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-26 02:53:05,214 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-26 02:53:05,231 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 8 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2019-11-26 02:53:05,799 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-26 02:53:05,800 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 246 states to 139 states and 245 transitions. [2019-11-26 02:53:05,800 INFO L276 IsEmpty]: Start isEmpty. Operand 139 states and 245 transitions. [2019-11-26 02:53:05,802 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 43 [2019-11-26 02:53:05,802 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-26 02:53:05,816 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-26 02:53:05,836 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 8 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2019-11-26 02:53:05,867 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-26 02:53:05,868 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 246 states to 137 states and 241 transitions. [2019-11-26 02:53:05,869 INFO L276 IsEmpty]: Start isEmpty. Operand 137 states and 241 transitions. [2019-11-26 02:53:05,870 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 43 [2019-11-26 02:53:05,870 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-26 02:53:05,883 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-26 02:53:06,318 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 8 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2019-11-26 02:53:07,208 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-26 02:53:07,209 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 253 states to 140 states and 248 transitions. [2019-11-26 02:53:07,209 INFO L276 IsEmpty]: Start isEmpty. Operand 140 states and 248 transitions. [2019-11-26 02:53:07,211 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 43 [2019-11-26 02:53:07,211 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-26 02:53:07,225 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-26 02:53:07,245 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 7 proven. 0 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2019-11-26 02:53:07,566 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-26 02:53:07,569 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 265 states to 147 states and 260 transitions. [2019-11-26 02:53:07,569 INFO L276 IsEmpty]: Start isEmpty. Operand 147 states and 260 transitions. [2019-11-26 02:53:07,570 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 45 [2019-11-26 02:53:07,571 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-26 02:53:07,583 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-26 02:53:07,600 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 9 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2019-11-26 02:53:07,868 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-26 02:53:07,870 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 274 states to 150 states and 267 transitions. [2019-11-26 02:53:07,870 INFO L276 IsEmpty]: Start isEmpty. Operand 150 states and 267 transitions. [2019-11-26 02:53:07,871 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 43 [2019-11-26 02:53:07,871 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-26 02:53:07,890 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-26 02:53:07,919 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 7 proven. 0 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2019-11-26 02:53:08,266 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-26 02:53:08,267 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 275 states to 152 states and 268 transitions. [2019-11-26 02:53:08,267 INFO L276 IsEmpty]: Start isEmpty. Operand 152 states and 268 transitions. [2019-11-26 02:53:08,268 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2019-11-26 02:53:08,268 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-26 02:53:08,288 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-26 02:53:08,305 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 9 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2019-11-26 02:53:08,745 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-26 02:53:08,746 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 283 states to 156 states and 276 transitions. [2019-11-26 02:53:08,746 INFO L276 IsEmpty]: Start isEmpty. Operand 156 states and 276 transitions. [2019-11-26 02:53:08,747 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2019-11-26 02:53:08,747 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-26 02:53:08,758 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-26 02:53:08,773 INFO L134 CoverageAnalysis]: Checked inductivity of 17 backedges. 7 proven. 0 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2019-11-26 02:53:08,782 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-26 02:53:08,783 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 283 states to 157 states and 276 transitions. [2019-11-26 02:53:08,783 INFO L276 IsEmpty]: Start isEmpty. Operand 157 states and 276 transitions. [2019-11-26 02:53:08,784 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2019-11-26 02:53:08,785 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-26 02:53:08,795 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-26 02:53:08,810 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 13 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2019-11-26 02:53:09,183 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-26 02:53:09,185 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 285 states to 159 states and 278 transitions. [2019-11-26 02:53:09,185 INFO L276 IsEmpty]: Start isEmpty. Operand 159 states and 278 transitions. [2019-11-26 02:53:09,186 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 46 [2019-11-26 02:53:09,186 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-26 02:53:09,198 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-26 02:53:09,215 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 7 proven. 0 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2019-11-26 02:53:09,231 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-26 02:53:09,233 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 286 states to 160 states and 279 transitions. [2019-11-26 02:53:09,233 INFO L276 IsEmpty]: Start isEmpty. Operand 160 states and 279 transitions. [2019-11-26 02:53:09,235 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2019-11-26 02:53:09,235 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-26 02:53:09,248 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-26 02:53:09,398 INFO L134 CoverageAnalysis]: Checked inductivity of 17 backedges. 4 proven. 3 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2019-11-26 02:53:10,838 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-26 02:53:10,842 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 314 states to 168 states and 304 transitions. [2019-11-26 02:53:10,842 INFO L276 IsEmpty]: Start isEmpty. Operand 168 states and 304 transitions. [2019-11-26 02:53:10,843 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 47 [2019-11-26 02:53:10,843 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-26 02:53:10,864 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-26 02:53:10,882 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 14 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2019-11-26 02:53:12,468 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-26 02:53:12,469 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 352 states to 183 states and 341 transitions. [2019-11-26 02:53:12,470 INFO L276 IsEmpty]: Start isEmpty. Operand 183 states and 341 transitions. [2019-11-26 02:53:12,471 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2019-11-26 02:53:12,471 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-26 02:53:12,482 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-26 02:53:12,497 INFO L134 CoverageAnalysis]: Checked inductivity of 17 backedges. 4 proven. 3 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2019-11-26 02:53:12,766 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-26 02:53:12,767 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 357 states to 185 states and 346 transitions. [2019-11-26 02:53:12,768 INFO L276 IsEmpty]: Start isEmpty. Operand 185 states and 346 transitions. [2019-11-26 02:53:12,768 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2019-11-26 02:53:12,769 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-26 02:53:12,779 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-26 02:53:12,795 INFO L134 CoverageAnalysis]: Checked inductivity of 17 backedges. 4 proven. 3 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2019-11-26 02:53:13,576 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-26 02:53:13,578 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 371 states to 191 states and 360 transitions. [2019-11-26 02:53:13,578 INFO L276 IsEmpty]: Start isEmpty. Operand 191 states and 360 transitions. [2019-11-26 02:53:13,579 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 49 [2019-11-26 02:53:13,580 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-26 02:53:13,590 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-26 02:53:13,606 INFO L134 CoverageAnalysis]: Checked inductivity of 17 backedges. 4 proven. 3 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2019-11-26 02:53:13,984 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-26 02:53:13,986 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 388 states to 196 states and 377 transitions. [2019-11-26 02:53:13,986 INFO L276 IsEmpty]: Start isEmpty. Operand 196 states and 377 transitions. [2019-11-26 02:53:13,987 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 46 [2019-11-26 02:53:13,988 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-26 02:53:13,998 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-26 02:53:14,014 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 0 proven. 6 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2019-11-26 02:53:15,627 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-26 02:53:15,628 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 410 states to 206 states and 393 transitions. [2019-11-26 02:53:15,628 INFO L276 IsEmpty]: Start isEmpty. Operand 206 states and 393 transitions. [2019-11-26 02:53:15,630 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2019-11-26 02:53:15,630 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-26 02:53:15,641 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-26 02:53:15,653 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 13 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2019-11-26 02:53:16,034 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-26 02:53:16,035 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 413 states to 210 states and 396 transitions. [2019-11-26 02:53:16,036 INFO L276 IsEmpty]: Start isEmpty. Operand 210 states and 396 transitions. [2019-11-26 02:53:16,037 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 46 [2019-11-26 02:53:16,037 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-26 02:53:16,048 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-26 02:53:16,064 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 0 proven. 6 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2019-11-26 02:53:16,503 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-26 02:53:16,505 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 415 states to 212 states and 397 transitions. [2019-11-26 02:53:16,505 INFO L276 IsEmpty]: Start isEmpty. Operand 212 states and 397 transitions. [2019-11-26 02:53:16,507 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2019-11-26 02:53:16,507 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-26 02:53:16,517 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-26 02:53:16,531 INFO L134 CoverageAnalysis]: Checked inductivity of 17 backedges. 15 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2019-11-26 02:53:18,119 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-26 02:53:18,121 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 439 states to 224 states and 420 transitions. [2019-11-26 02:53:18,121 INFO L276 IsEmpty]: Start isEmpty. Operand 224 states and 420 transitions. [2019-11-26 02:53:18,122 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 47 [2019-11-26 02:53:18,122 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-26 02:53:18,132 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-26 02:53:18,148 INFO L134 CoverageAnalysis]: Checked inductivity of 17 backedges. 0 proven. 7 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2019-11-26 02:53:20,575 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-26 02:53:20,576 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 466 states to 236 states and 443 transitions. [2019-11-26 02:53:20,576 INFO L276 IsEmpty]: Start isEmpty. Operand 236 states and 443 transitions. [2019-11-26 02:53:20,578 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 47 [2019-11-26 02:53:20,578 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-26 02:53:20,590 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-26 02:53:20,607 INFO L134 CoverageAnalysis]: Checked inductivity of 17 backedges. 0 proven. 7 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2019-11-26 02:53:21,010 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-26 02:53:21,012 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 471 states to 238 states and 448 transitions. [2019-11-26 02:53:21,012 INFO L276 IsEmpty]: Start isEmpty. Operand 238 states and 448 transitions. [2019-11-26 02:53:21,013 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2019-11-26 02:53:21,013 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-26 02:53:21,024 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-26 02:53:21,037 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 14 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2019-11-26 02:53:21,047 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-26 02:53:21,049 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 476 states to 239 states and 453 transitions. [2019-11-26 02:53:21,049 INFO L276 IsEmpty]: Start isEmpty. Operand 239 states and 453 transitions. [2019-11-26 02:53:21,051 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 47 [2019-11-26 02:53:21,051 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-26 02:53:21,060 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-26 02:53:21,078 INFO L134 CoverageAnalysis]: Checked inductivity of 17 backedges. 0 proven. 6 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2019-11-26 02:53:21,089 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-26 02:53:21,091 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 476 states to 240 states and 453 transitions. [2019-11-26 02:53:21,091 INFO L276 IsEmpty]: Start isEmpty. Operand 240 states and 453 transitions. [2019-11-26 02:53:21,094 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 53 [2019-11-26 02:53:21,094 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-26 02:53:21,108 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-26 02:53:21,125 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 5 proven. 3 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2019-11-26 02:53:23,525 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-26 02:53:23,526 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 509 states to 252 states and 479 transitions. [2019-11-26 02:53:23,527 INFO L276 IsEmpty]: Start isEmpty. Operand 252 states and 479 transitions. [2019-11-26 02:53:23,528 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 53 [2019-11-26 02:53:23,528 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-26 02:53:23,558 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-26 02:53:23,584 INFO L134 CoverageAnalysis]: Checked inductivity of 17 backedges. 4 proven. 3 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2019-11-26 02:53:23,596 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-26 02:53:23,598 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 509 states to 253 states and 479 transitions. [2019-11-26 02:53:23,598 INFO L276 IsEmpty]: Start isEmpty. Operand 253 states and 479 transitions. [2019-11-26 02:53:23,600 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 50 [2019-11-26 02:53:23,600 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-26 02:53:23,611 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-26 02:53:23,624 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 14 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2019-11-26 02:53:23,660 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-26 02:53:23,661 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 510 states to 254 states and 480 transitions. [2019-11-26 02:53:23,662 INFO L276 IsEmpty]: Start isEmpty. Operand 254 states and 480 transitions. [2019-11-26 02:53:23,663 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 50 [2019-11-26 02:53:23,663 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-26 02:53:23,673 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-26 02:53:23,689 INFO L134 CoverageAnalysis]: Checked inductivity of 17 backedges. 4 proven. 3 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2019-11-26 02:53:23,701 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-26 02:53:23,703 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 511 states to 255 states and 481 transitions. [2019-11-26 02:53:23,703 INFO L276 IsEmpty]: Start isEmpty. Operand 255 states and 481 transitions. [2019-11-26 02:53:23,704 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 55 [2019-11-26 02:53:23,705 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-26 02:53:23,717 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-26 02:53:23,736 INFO L134 CoverageAnalysis]: Checked inductivity of 17 backedges. 4 proven. 3 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2019-11-26 02:53:23,759 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-26 02:53:23,761 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 512 states to 256 states and 482 transitions. [2019-11-26 02:53:23,761 INFO L276 IsEmpty]: Start isEmpty. Operand 256 states and 482 transitions. [2019-11-26 02:53:23,762 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 49 [2019-11-26 02:53:23,763 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-26 02:53:23,774 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-26 02:53:23,792 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 0 proven. 6 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2019-11-26 02:53:23,809 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-26 02:53:23,811 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 513 states to 257 states and 483 transitions. [2019-11-26 02:53:23,811 INFO L276 IsEmpty]: Start isEmpty. Operand 257 states and 483 transitions. [2019-11-26 02:53:23,813 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2019-11-26 02:53:23,813 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-26 02:53:23,822 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-26 02:53:23,836 INFO L134 CoverageAnalysis]: Checked inductivity of 17 backedges. 15 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2019-11-26 02:53:23,868 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-26 02:53:23,869 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 514 states to 258 states and 484 transitions. [2019-11-26 02:53:23,870 INFO L276 IsEmpty]: Start isEmpty. Operand 258 states and 484 transitions. [2019-11-26 02:53:23,871 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 50 [2019-11-26 02:53:23,871 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-26 02:53:23,881 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-26 02:53:23,898 INFO L134 CoverageAnalysis]: Checked inductivity of 17 backedges. 0 proven. 7 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2019-11-26 02:53:23,917 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-26 02:53:23,919 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 515 states to 259 states and 485 transitions. [2019-11-26 02:53:23,919 INFO L276 IsEmpty]: Start isEmpty. Operand 259 states and 485 transitions. [2019-11-26 02:53:23,921 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2019-11-26 02:53:23,921 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-26 02:53:23,931 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-26 02:53:24,129 INFO L134 CoverageAnalysis]: Checked inductivity of 17 backedges. 8 proven. 0 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2019-11-26 02:53:24,829 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-26 02:53:24,831 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 522 states to 264 states and 492 transitions. [2019-11-26 02:53:24,831 INFO L276 IsEmpty]: Start isEmpty. Operand 264 states and 492 transitions. [2019-11-26 02:53:24,833 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 57 [2019-11-26 02:53:24,833 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-26 02:53:24,845 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-26 02:53:24,863 INFO L134 CoverageAnalysis]: Checked inductivity of 17 backedges. 8 proven. 0 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2019-11-26 02:53:24,893 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-26 02:53:24,895 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 523 states to 265 states and 493 transitions. [2019-11-26 02:53:24,895 INFO L276 IsEmpty]: Start isEmpty. Operand 265 states and 493 transitions. [2019-11-26 02:53:24,897 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 56 [2019-11-26 02:53:24,897 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-26 02:53:24,910 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-26 02:53:24,936 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 5 proven. 3 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2019-11-26 02:53:24,957 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-26 02:53:24,958 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 524 states to 266 states and 494 transitions. [2019-11-26 02:53:24,959 INFO L276 IsEmpty]: Start isEmpty. Operand 266 states and 494 transitions. [2019-11-26 02:53:24,960 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 59 [2019-11-26 02:53:24,960 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-26 02:53:24,970 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-26 02:53:24,986 INFO L134 CoverageAnalysis]: Checked inductivity of 38 backedges. 24 proven. 6 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2019-11-26 02:53:25,113 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-26 02:53:25,115 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 526 states to 268 states and 496 transitions. [2019-11-26 02:53:25,117 INFO L276 IsEmpty]: Start isEmpty. Operand 268 states and 496 transitions. [2019-11-26 02:53:25,118 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2019-11-26 02:53:25,118 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-26 02:53:25,130 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-26 02:53:25,143 INFO L134 CoverageAnalysis]: Checked inductivity of 38 backedges. 16 proven. 0 refuted. 0 times theorem prover too weak. 22 trivial. 0 not checked. [2019-11-26 02:53:25,398 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-26 02:53:25,399 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 533 states to 272 states and 503 transitions. [2019-11-26 02:53:25,399 INFO L276 IsEmpty]: Start isEmpty. Operand 272 states and 503 transitions. [2019-11-26 02:53:25,400 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 60 [2019-11-26 02:53:25,401 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-26 02:53:25,410 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-26 02:53:25,424 INFO L134 CoverageAnalysis]: Checked inductivity of 38 backedges. 24 proven. 6 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2019-11-26 02:53:25,481 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-26 02:53:25,483 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 535 states to 273 states and 505 transitions. [2019-11-26 02:53:25,483 INFO L276 IsEmpty]: Start isEmpty. Operand 273 states and 505 transitions. [2019-11-26 02:53:25,484 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 59 [2019-11-26 02:53:25,484 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-26 02:53:25,494 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-26 02:53:25,507 INFO L134 CoverageAnalysis]: Checked inductivity of 39 backedges. 16 proven. 0 refuted. 0 times theorem prover too weak. 23 trivial. 0 not checked. [2019-11-26 02:53:25,529 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-26 02:53:25,530 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 535 states to 274 states and 505 transitions. [2019-11-26 02:53:25,531 INFO L276 IsEmpty]: Start isEmpty. Operand 274 states and 505 transitions. [2019-11-26 02:53:25,532 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 63 [2019-11-26 02:53:25,532 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-26 02:53:25,541 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-26 02:53:25,556 INFO L134 CoverageAnalysis]: Checked inductivity of 42 backedges. 16 proven. 0 refuted. 0 times theorem prover too weak. 26 trivial. 0 not checked. [2019-11-26 02:53:26,092 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-26 02:53:26,094 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 545 states to 279 states and 515 transitions. [2019-11-26 02:53:26,094 INFO L276 IsEmpty]: Start isEmpty. Operand 279 states and 515 transitions. [2019-11-26 02:53:26,095 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 61 [2019-11-26 02:53:26,095 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-26 02:53:26,106 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-26 02:53:26,123 INFO L134 CoverageAnalysis]: Checked inductivity of 38 backedges. 16 proven. 0 refuted. 0 times theorem prover too weak. 22 trivial. 0 not checked. [2019-11-26 02:53:26,152 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-26 02:53:26,153 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 545 states to 277 states and 511 transitions. [2019-11-26 02:53:26,153 INFO L276 IsEmpty]: Start isEmpty. Operand 277 states and 511 transitions. [2019-11-26 02:53:26,154 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 61 [2019-11-26 02:53:26,154 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-26 02:53:26,168 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-26 02:53:26,190 INFO L134 CoverageAnalysis]: Checked inductivity of 38 backedges. 16 proven. 0 refuted. 0 times theorem prover too weak. 22 trivial. 0 not checked. [2019-11-26 02:53:26,756 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-26 02:53:26,758 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 548 states to 278 states and 514 transitions. [2019-11-26 02:53:26,758 INFO L276 IsEmpty]: Start isEmpty. Operand 278 states and 514 transitions. [2019-11-26 02:53:26,760 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 63 [2019-11-26 02:53:26,760 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-26 02:53:26,772 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-26 02:53:26,786 INFO L134 CoverageAnalysis]: Checked inductivity of 39 backedges. 25 proven. 6 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2019-11-26 02:53:27,214 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-26 02:53:27,216 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 549 states to 279 states and 515 transitions. [2019-11-26 02:53:27,216 INFO L276 IsEmpty]: Start isEmpty. Operand 279 states and 515 transitions. [2019-11-26 02:53:27,218 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 64 [2019-11-26 02:53:27,218 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-26 02:53:27,228 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-26 02:53:27,243 INFO L134 CoverageAnalysis]: Checked inductivity of 42 backedges. 16 proven. 0 refuted. 0 times theorem prover too weak. 26 trivial. 0 not checked. [2019-11-26 02:53:27,265 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-26 02:53:27,267 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 549 states to 280 states and 515 transitions. [2019-11-26 02:53:27,267 INFO L276 IsEmpty]: Start isEmpty. Operand 280 states and 515 transitions. [2019-11-26 02:53:27,268 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 62 [2019-11-26 02:53:27,268 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-26 02:53:27,278 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-26 02:53:27,293 INFO L134 CoverageAnalysis]: Checked inductivity of 39 backedges. 17 proven. 0 refuted. 0 times theorem prover too weak. 22 trivial. 0 not checked. [2019-11-26 02:53:27,559 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-26 02:53:27,561 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 552 states to 282 states and 518 transitions. [2019-11-26 02:53:27,561 INFO L276 IsEmpty]: Start isEmpty. Operand 282 states and 518 transitions. [2019-11-26 02:53:27,562 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 63 [2019-11-26 02:53:27,562 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-26 02:53:27,573 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-26 02:53:27,590 INFO L134 CoverageAnalysis]: Checked inductivity of 41 backedges. 18 proven. 0 refuted. 0 times theorem prover too weak. 23 trivial. 0 not checked. [2019-11-26 02:53:27,621 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-26 02:53:27,622 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 554 states to 284 states and 520 transitions. [2019-11-26 02:53:27,622 INFO L276 IsEmpty]: Start isEmpty. Operand 284 states and 520 transitions. [2019-11-26 02:53:27,624 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 66 [2019-11-26 02:53:27,624 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-26 02:53:27,635 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-26 02:53:27,649 INFO L134 CoverageAnalysis]: Checked inductivity of 42 backedges. 16 proven. 0 refuted. 0 times theorem prover too weak. 26 trivial. 0 not checked. [2019-11-26 02:53:27,679 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-26 02:53:27,681 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 554 states to 282 states and 516 transitions. [2019-11-26 02:53:27,681 INFO L276 IsEmpty]: Start isEmpty. Operand 282 states and 516 transitions. [2019-11-26 02:53:27,683 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 66 [2019-11-26 02:53:27,683 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-26 02:53:27,695 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-26 02:53:27,719 INFO L134 CoverageAnalysis]: Checked inductivity of 42 backedges. 17 proven. 17 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2019-11-26 02:53:27,762 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-26 02:53:27,764 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 556 states to 283 states and 518 transitions. [2019-11-26 02:53:27,764 INFO L276 IsEmpty]: Start isEmpty. Operand 283 states and 518 transitions. [2019-11-26 02:53:27,765 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 63 [2019-11-26 02:53:27,765 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-26 02:53:27,776 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-26 02:53:27,791 INFO L134 CoverageAnalysis]: Checked inductivity of 40 backedges. 17 proven. 0 refuted. 0 times theorem prover too weak. 23 trivial. 0 not checked. [2019-11-26 02:53:27,817 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-26 02:53:27,818 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 556 states to 284 states and 518 transitions. [2019-11-26 02:53:27,818 INFO L276 IsEmpty]: Start isEmpty. Operand 284 states and 518 transitions. [2019-11-26 02:53:27,819 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 67 [2019-11-26 02:53:27,820 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-26 02:53:27,831 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-26 02:53:27,845 INFO L134 CoverageAnalysis]: Checked inductivity of 43 backedges. 17 proven. 0 refuted. 0 times theorem prover too weak. 26 trivial. 0 not checked. [2019-11-26 02:53:28,149 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-26 02:53:28,150 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 562 states to 286 states and 522 transitions. [2019-11-26 02:53:28,150 INFO L276 IsEmpty]: Start isEmpty. Operand 286 states and 522 transitions. [2019-11-26 02:53:28,152 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 68 [2019-11-26 02:53:28,152 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-26 02:53:28,162 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-26 02:53:28,176 INFO L134 CoverageAnalysis]: Checked inductivity of 45 backedges. 18 proven. 0 refuted. 0 times theorem prover too weak. 27 trivial. 0 not checked. [2019-11-26 02:53:28,211 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-26 02:53:28,213 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 565 states to 288 states and 525 transitions. [2019-11-26 02:53:28,213 INFO L276 IsEmpty]: Start isEmpty. Operand 288 states and 525 transitions. [2019-11-26 02:53:28,214 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 68 [2019-11-26 02:53:28,214 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-26 02:53:28,224 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-26 02:53:28,238 INFO L134 CoverageAnalysis]: Checked inductivity of 45 backedges. 18 proven. 0 refuted. 0 times theorem prover too weak. 27 trivial. 0 not checked. [2019-11-26 02:53:28,265 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-26 02:53:28,266 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 568 states to 290 states and 528 transitions. [2019-11-26 02:53:28,267 INFO L276 IsEmpty]: Start isEmpty. Operand 290 states and 528 transitions. [2019-11-26 02:53:28,268 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 66 [2019-11-26 02:53:28,268 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-26 02:53:28,279 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-26 02:53:28,294 INFO L134 CoverageAnalysis]: Checked inductivity of 41 backedges. 18 proven. 0 refuted. 0 times theorem prover too weak. 23 trivial. 0 not checked. [2019-11-26 02:53:28,329 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-26 02:53:28,330 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 568 states to 281 states and 511 transitions. [2019-11-26 02:53:28,330 INFO L276 IsEmpty]: Start isEmpty. Operand 281 states and 511 transitions. [2019-11-26 02:53:28,331 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 68 [2019-11-26 02:53:28,332 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-26 02:53:28,342 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-26 02:53:28,355 INFO L134 CoverageAnalysis]: Checked inductivity of 43 backedges. 17 proven. 0 refuted. 0 times theorem prover too weak. 26 trivial. 0 not checked. [2019-11-26 02:53:28,381 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-26 02:53:28,382 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 568 states to 282 states and 511 transitions. [2019-11-26 02:53:28,382 INFO L276 IsEmpty]: Start isEmpty. Operand 282 states and 511 transitions. [2019-11-26 02:53:28,384 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 70 [2019-11-26 02:53:28,384 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-26 02:53:28,394 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-26 02:53:28,409 INFO L134 CoverageAnalysis]: Checked inductivity of 46 backedges. 17 proven. 0 refuted. 0 times theorem prover too weak. 29 trivial. 0 not checked. [2019-11-26 02:53:28,451 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-26 02:53:28,453 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 569 states to 283 states and 512 transitions. [2019-11-26 02:53:28,453 INFO L276 IsEmpty]: Start isEmpty. Operand 283 states and 512 transitions. [2019-11-26 02:53:28,454 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 70 [2019-11-26 02:53:28,454 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-26 02:53:28,464 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-26 02:53:28,480 INFO L134 CoverageAnalysis]: Checked inductivity of 46 backedges. 17 proven. 0 refuted. 0 times theorem prover too weak. 29 trivial. 0 not checked. [2019-11-26 02:53:28,520 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-26 02:53:28,521 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 570 states to 284 states and 513 transitions. [2019-11-26 02:53:28,521 INFO L276 IsEmpty]: Start isEmpty. Operand 284 states and 513 transitions. [2019-11-26 02:53:28,523 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 71 [2019-11-26 02:53:28,523 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-26 02:53:28,535 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-26 02:53:28,554 INFO L134 CoverageAnalysis]: Checked inductivity of 45 backedges. 18 proven. 0 refuted. 0 times theorem prover too weak. 27 trivial. 0 not checked. [2019-11-26 02:53:28,587 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-26 02:53:28,589 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 570 states to 273 states and 491 transitions. [2019-11-26 02:53:28,589 INFO L276 IsEmpty]: Start isEmpty. Operand 273 states and 491 transitions. [2019-11-26 02:53:28,590 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 71 [2019-11-26 02:53:28,590 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-26 02:53:28,600 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-26 02:53:28,615 INFO L134 CoverageAnalysis]: Checked inductivity of 45 backedges. 18 proven. 0 refuted. 0 times theorem prover too weak. 27 trivial. 0 not checked. [2019-11-26 02:53:28,646 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-26 02:53:28,647 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 570 states to 260 states and 468 transitions. [2019-11-26 02:53:28,648 INFO L276 IsEmpty]: Start isEmpty. Operand 260 states and 468 transitions. [2019-11-26 02:53:28,649 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 71 [2019-11-26 02:53:28,649 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-26 02:53:28,659 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-26 02:53:28,682 INFO L134 CoverageAnalysis]: Checked inductivity of 56 backedges. 8 proven. 6 refuted. 0 times theorem prover too weak. 42 trivial. 0 not checked. [2019-11-26 02:53:29,462 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-26 02:53:29,462 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 569 states to 126 states and 180 transitions. [2019-11-26 02:53:29,462 INFO L276 IsEmpty]: Start isEmpty. Operand 126 states and 180 transitions. [2019-11-26 02:53:29,463 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2019-11-26 02:53:29,463 WARN L425 CodeCheckObserver]: This Program is SAFE, Check terminated with 76 iterations. [2019-11-26 02:53:29,471 INFO L765 CodeCheckObserver]: All specifications hold 1 specifications checked. All of them hold [2019-11-26 02:53:29,929 INFO L569 CodeCheckObserver]: Invariant with dag size 9 [2019-11-26 02:53:29,942 INFO L569 CodeCheckObserver]: Invariant with dag size 1 [2019-11-26 02:53:29,945 INFO L569 CodeCheckObserver]: Invariant with dag size 1 [2019-11-26 02:53:29,945 INFO L569 CodeCheckObserver]: Invariant with dag size 7 [2019-11-26 02:53:29,946 INFO L569 CodeCheckObserver]: Invariant with dag size 1 [2019-11-26 02:53:29,946 INFO L569 CodeCheckObserver]: Invariant with dag size 1 [2019-11-26 02:53:29,946 INFO L569 CodeCheckObserver]: Invariant with dag size 15 [2019-11-26 02:53:29,948 INFO L569 CodeCheckObserver]: Invariant with dag size 1 [2019-11-26 02:53:29,950 INFO L569 CodeCheckObserver]: Invariant with dag size 1 [2019-11-26 02:53:29,950 INFO L569 CodeCheckObserver]: Invariant with dag size 1 [2019-11-26 02:53:29,950 INFO L569 CodeCheckObserver]: Invariant with dag size 11 [2019-11-26 02:53:29,952 INFO L569 CodeCheckObserver]: Invariant with dag size 1 [2019-11-26 02:53:29,952 INFO L569 CodeCheckObserver]: Invariant with dag size 1 [2019-11-26 02:53:29,952 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 26.11 02:53:29 ImpRootNode [2019-11-26 02:53:29,952 INFO L132 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2019-11-26 02:53:29,953 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2019-11-26 02:53:29,953 INFO L271 PluginConnector]: Initializing Witness Printer... [2019-11-26 02:53:29,953 INFO L275 PluginConnector]: Witness Printer initialized [2019-11-26 02:53:29,954 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 26.11 02:53:00" (3/4) ... [2019-11-26 02:53:29,957 INFO L137 WitnessPrinter]: Generating witness for correct program [2019-11-26 02:53:29,964 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure deactivatePump [2019-11-26 02:53:29,964 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure processEnvironment__wrappee__base [2019-11-26 02:53:29,964 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure changeMethaneLevel [2019-11-26 02:53:29,964 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure timeShift [2019-11-26 02:53:29,965 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure cleanup [2019-11-26 02:53:29,965 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure isMethaneLevelCritical [2019-11-26 02:53:29,966 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure waterRise [2019-11-26 02:53:29,981 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 56 nodes and edges [2019-11-26 02:53:29,982 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 22 nodes and edges [2019-11-26 02:53:29,983 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 10 nodes and edges [2019-11-26 02:53:29,983 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 5 nodes and edges [2019-11-26 02:53:29,984 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 2 nodes and edges [2019-11-26 02:53:29,985 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2019-11-26 02:53:29,985 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2019-11-26 02:53:30,014 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (pumpRunning == \old(pumpRunning) || (!(0 == systemActive) && !(pumpRunning == 0))) || (!(0 == methaneLevelCritical) && !(pumpRunning == 0)) [2019-11-26 02:53:30,014 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (pumpRunning == \old(pumpRunning) && !(0 == systemActive)) || !(pumpRunning == 0) [2019-11-26 02:53:30,058 INFO L141 WitnessManager]: Wrote witness to /tmp/vcloud-vcloud-master/worker/run_dir_511e6c7c-cb90-40ac-b62a-d529957af332/bin/ukojak/witness.graphml [2019-11-26 02:53:30,058 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2019-11-26 02:53:30,060 INFO L168 Benchmark]: Toolchain (without parser) took 31795.89 ms. Allocated memory was 1.0 GB in the beginning and 1.6 GB in the end (delta: 549.5 MB). Free memory was 944.7 MB in the beginning and 778.4 MB in the end (delta: 166.3 MB). Peak memory consumption was 715.8 MB. Max. memory is 11.5 GB. [2019-11-26 02:53:30,061 INFO L168 Benchmark]: CDTParser took 0.23 ms. Allocated memory is still 1.0 GB. Free memory is still 967.5 MB. There was no memory consumed. Max. memory is 11.5 GB. [2019-11-26 02:53:30,061 INFO L168 Benchmark]: CACSL2BoogieTranslator took 569.22 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 121.6 MB). Free memory was 944.7 MB in the beginning and 1.1 GB in the end (delta: -158.9 MB). Peak memory consumption was 18.2 MB. Max. memory is 11.5 GB. [2019-11-26 02:53:30,061 INFO L168 Benchmark]: Boogie Procedure Inliner took 62.97 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 7.0 MB). Peak memory consumption was 7.0 MB. Max. memory is 11.5 GB. [2019-11-26 02:53:30,062 INFO L168 Benchmark]: Boogie Preprocessor took 35.74 ms. Allocated memory is still 1.2 GB. Free memory is still 1.1 GB. There was no memory consumed. Max. memory is 11.5 GB. [2019-11-26 02:53:30,062 INFO L168 Benchmark]: RCFGBuilder took 1133.22 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.0 GB in the end (delta: 77.8 MB). Peak memory consumption was 77.8 MB. Max. memory is 11.5 GB. [2019-11-26 02:53:30,062 INFO L168 Benchmark]: CodeCheck took 29882.73 ms. Allocated memory was 1.2 GB in the beginning and 1.6 GB in the end (delta: 427.8 MB). Free memory was 1.0 GB in the beginning and 798.4 MB in the end (delta: 220.5 MB). Peak memory consumption was 648.3 MB. Max. memory is 11.5 GB. [2019-11-26 02:53:30,063 INFO L168 Benchmark]: Witness Printer took 105.68 ms. Allocated memory is still 1.6 GB. Free memory was 798.4 MB in the beginning and 778.4 MB in the end (delta: 20.0 MB). Peak memory consumption was 20.0 MB. Max. memory is 11.5 GB. [2019-11-26 02:53:30,065 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 8 procedures, 55 locations, 1 error locations. Result: SAFE, OverallTime: 29.3s, OverallIterations: 76, TraceHistogramMax: 0, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, HoareTripleCheckerStatistics: -334479080 SDtfs, -1272229112 SDslu, -533234432 SDs, 0 SdLazy, -1387653538 SolverSat, 1217178086 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 92.5s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 37996 GetRequests, 37257 SyntacticMatches, 395 SemanticMatches, 344 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 52211 ImplicationChecksByTransitivity, 23.0s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=-1occurred in iteration=-1, traceCheckStatistics: 0.2s SsaConstructionTime, 0.8s SatisfiabilityAnalysisTime, 2.3s InterpolantComputationTime, 3589 NumberOfCodeBlocks, 3589 NumberOfCodeBlocksAsserted, 75 NumberOfCheckSat, 3514 ConstructedInterpolants, 0 QuantifiedInterpolants, 354033 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 75 InterpolantComputations, 53 PerfectInterpolantSequences, 1443/1557 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: 940]: 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: 632]: Loop Invariant Derived loop invariant: (1 == systemActive && 0 == methaneLevelCritical) && pumpRunning == 0 - InvariantResult [Line: 632]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 656]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 426]: Loop Invariant Derived loop invariant: !(0 == tmp) || methaneLevelCritical == tmp - InvariantResult [Line: 657]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 426]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 757]: Loop Invariant Derived loop invariant: (pumpRunning == \old(pumpRunning) || (!(0 == systemActive) && !(pumpRunning == 0))) || (!(0 == methaneLevelCritical) && !(pumpRunning == 0)) - InvariantResult [Line: 765]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: -1]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 555]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 790]: Loop Invariant Derived loop invariant: (pumpRunning == \old(pumpRunning) && !(0 == systemActive)) || !(pumpRunning == 0) - InvariantResult [Line: 693]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 545]: Loop Invariant Derived loop invariant: 1 * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.23 ms. Allocated memory is still 1.0 GB. Free memory is still 967.5 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 569.22 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 121.6 MB). Free memory was 944.7 MB in the beginning and 1.1 GB in the end (delta: -158.9 MB). Peak memory consumption was 18.2 MB. Max. memory is 11.5 GB. * Boogie Procedure Inliner took 62.97 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 7.0 MB). Peak memory consumption was 7.0 MB. Max. memory is 11.5 GB. * Boogie Preprocessor took 35.74 ms. Allocated memory is still 1.2 GB. Free memory is still 1.1 GB. There was no memory consumed. Max. memory is 11.5 GB. * RCFGBuilder took 1133.22 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.0 GB in the end (delta: 77.8 MB). Peak memory consumption was 77.8 MB. Max. memory is 11.5 GB. * CodeCheck took 29882.73 ms. Allocated memory was 1.2 GB in the beginning and 1.6 GB in the end (delta: 427.8 MB). Free memory was 1.0 GB in the beginning and 798.4 MB in the end (delta: 220.5 MB). Peak memory consumption was 648.3 MB. Max. memory is 11.5 GB. * Witness Printer took 105.68 ms. Allocated memory is still 1.6 GB. Free memory was 798.4 MB in the beginning and 778.4 MB in the end (delta: 20.0 MB). Peak memory consumption was 20.0 MB. Max. memory is 11.5 GB. RESULT: Ultimate proved your program to be correct! Received shutdown request...