./Ultimate.py --spec ../../sv-benchmarks/c/ReachSafety.prp --file ../../sv-benchmarks/c/product-lines/minepump_spec1_product30_true-unreach-call_false-termination.cil.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 1dbac8bc Calling Ultimate with: java -Dosgi.configuration.area=/tmp/vcloud-vcloud-master/worker/working_dir_071d3947-a3da-4e97-9e95-ca144f8fbd7d/bin-2019/ukojak/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/working_dir_071d3947-a3da-4e97-9e95-ca144f8fbd7d/bin-2019/ukojak/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/working_dir_071d3947-a3da-4e97-9e95-ca144f8fbd7d/bin-2019/ukojak/data -tc /tmp/vcloud-vcloud-master/worker/working_dir_071d3947-a3da-4e97-9e95-ca144f8fbd7d/bin-2019/ukojak/config/KojakReach.xml -i ../../sv-benchmarks/c/product-lines/minepump_spec1_product30_true-unreach-call_false-termination.cil.c -s /tmp/vcloud-vcloud-master/worker/working_dir_071d3947-a3da-4e97-9e95-ca144f8fbd7d/bin-2019/ukojak/config/svcomp-Reach-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/working_dir_071d3947-a3da-4e97-9e95-ca144f8fbd7d/bin-2019/ukojak --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(__VERIFIER_error())) ) --witnessprinter.graph.data.producer Kojak --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 1d0026e76f5b8e958e588041cb7bf523794c6674 ...................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... Execution finished normally Writing output log to file Ultimate.log Result: TRUE --- Real Ultimate output --- This is Ultimate 0.1.23-1dbac8b [2018-11-10 11:58:28,368 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-11-10 11:58:28,369 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-11-10 11:58:28,377 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-11-10 11:58:28,378 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-11-10 11:58:28,378 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-11-10 11:58:28,379 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-11-10 11:58:28,381 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-11-10 11:58:28,382 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-11-10 11:58:28,383 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-11-10 11:58:28,383 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-11-10 11:58:28,384 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-11-10 11:58:28,384 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-11-10 11:58:28,385 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-11-10 11:58:28,386 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-11-10 11:58:28,387 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-11-10 11:58:28,387 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-11-10 11:58:28,388 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-11-10 11:58:28,390 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-11-10 11:58:28,391 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-11-10 11:58:28,392 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-11-10 11:58:28,393 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-11-10 11:58:28,395 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-11-10 11:58:28,395 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-11-10 11:58:28,395 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-11-10 11:58:28,396 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-11-10 11:58:28,397 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-11-10 11:58:28,397 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-11-10 11:58:28,398 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-11-10 11:58:28,398 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-11-10 11:58:28,399 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-11-10 11:58:28,399 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-11-10 11:58:28,399 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-11-10 11:58:28,400 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-11-10 11:58:28,400 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-11-10 11:58:28,401 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-11-10 11:58:28,401 INFO L98 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/working_dir_071d3947-a3da-4e97-9e95-ca144f8fbd7d/bin-2019/ukojak/config/svcomp-Reach-32bit-Kojak_Default.epf [2018-11-10 11:58:28,412 INFO L110 SettingsManager]: Loading preferences was successful [2018-11-10 11:58:28,412 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-11-10 11:58:28,413 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-11-10 11:58:28,413 INFO L133 SettingsManager]: * to procedures, called more than once=true [2018-11-10 11:58:28,414 INFO L131 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2018-11-10 11:58:28,414 INFO L133 SettingsManager]: * Create parallel compositions if possible=false [2018-11-10 11:58:28,414 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-11-10 11:58:28,414 INFO L133 SettingsManager]: * sizeof long=4 [2018-11-10 11:58:28,414 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2018-11-10 11:58:28,414 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-11-10 11:58:28,415 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-11-10 11:58:28,415 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-11-10 11:58:28,415 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-11-10 11:58:28,415 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-11-10 11:58:28,415 INFO L133 SettingsManager]: * sizeof long double=12 [2018-11-10 11:58:28,415 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-11-10 11:58:28,415 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-11-10 11:58:28,416 INFO L131 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2018-11-10 11:58:28,416 INFO L133 SettingsManager]: * Timeout in seconds=1000000 [2018-11-10 11:58:28,416 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-11-10 11:58:28,416 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-11-10 11:58:28,416 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2018-11-10 11:58:28,416 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-11-10 11:58:28,417 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-11-10 11:58:28,417 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-11-10 11:58:28,417 INFO L133 SettingsManager]: * Trace refinement strategy=PENGUIN [2018-11-10 11:58:28,417 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-11-10 11:58:28,417 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-11-10 11:58:28,417 INFO L133 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud-vcloud-master/worker/working_dir_071d3947-a3da-4e97-9e95-ca144f8fbd7d/bin-2019/ukojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(__VERIFIER_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 1d0026e76f5b8e958e588041cb7bf523794c6674 [2018-11-10 11:58:28,443 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-11-10 11:58:28,453 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-11-10 11:58:28,456 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-11-10 11:58:28,457 INFO L271 PluginConnector]: Initializing CDTParser... [2018-11-10 11:58:28,457 INFO L276 PluginConnector]: CDTParser initialized [2018-11-10 11:58:28,458 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/working_dir_071d3947-a3da-4e97-9e95-ca144f8fbd7d/bin-2019/ukojak/../../sv-benchmarks/c/product-lines/minepump_spec1_product30_true-unreach-call_false-termination.cil.c [2018-11-10 11:58:28,499 INFO L218 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_071d3947-a3da-4e97-9e95-ca144f8fbd7d/bin-2019/ukojak/data/d5622fbca/e0a83d0056154426bcbc6d22db28ef26/FLAGf5fa3fe02 [2018-11-10 11:58:28,868 INFO L298 CDTParser]: Found 1 translation units. [2018-11-10 11:58:28,868 INFO L158 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/working_dir_071d3947-a3da-4e97-9e95-ca144f8fbd7d/sv-benchmarks/c/product-lines/minepump_spec1_product30_true-unreach-call_false-termination.cil.c [2018-11-10 11:58:28,878 INFO L346 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_071d3947-a3da-4e97-9e95-ca144f8fbd7d/bin-2019/ukojak/data/d5622fbca/e0a83d0056154426bcbc6d22db28ef26/FLAGf5fa3fe02 [2018-11-10 11:58:28,889 INFO L354 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/working_dir_071d3947-a3da-4e97-9e95-ca144f8fbd7d/bin-2019/ukojak/data/d5622fbca/e0a83d0056154426bcbc6d22db28ef26 [2018-11-10 11:58:28,891 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-11-10 11:58:28,892 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2018-11-10 11:58:28,893 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-11-10 11:58:28,893 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-11-10 11:58:28,896 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-11-10 11:58:28,897 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 10.11 11:58:28" (1/1) ... [2018-11-10 11:58:28,898 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@11bcb58d and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 11:58:28, skipping insertion in model container [2018-11-10 11:58:28,899 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 10.11 11:58:28" (1/1) ... [2018-11-10 11:58:28,905 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2018-11-10 11:58:28,939 INFO L174 MainTranslator]: Built tables and reachable declarations [2018-11-10 11:58:29,147 INFO L202 PostProcessor]: Analyzing one entry point: main [2018-11-10 11:58:29,156 INFO L189 MainTranslator]: Completed pre-run [2018-11-10 11:58:29,215 INFO L202 PostProcessor]: Analyzing one entry point: main [2018-11-10 11:58:29,237 INFO L193 MainTranslator]: Completed translation [2018-11-10 11:58:29,237 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 11:58:29 WrapperNode [2018-11-10 11:58:29,238 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-11-10 11:58:29,238 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2018-11-10 11:58:29,238 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2018-11-10 11:58:29,238 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2018-11-10 11:58:29,291 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 11:58:29" (1/1) ... [2018-11-10 11:58:29,307 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 11:58:29" (1/1) ... [2018-11-10 11:58:29,327 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2018-11-10 11:58:29,328 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-11-10 11:58:29,328 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-11-10 11:58:29,328 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-11-10 11:58:29,337 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 11:58:29" (1/1) ... [2018-11-10 11:58:29,337 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 11:58:29" (1/1) ... [2018-11-10 11:58:29,339 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 11:58:29" (1/1) ... [2018-11-10 11:58:29,339 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 11:58:29" (1/1) ... [2018-11-10 11:58:29,343 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 11:58:29" (1/1) ... [2018-11-10 11:58:29,347 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 11:58:29" (1/1) ... [2018-11-10 11:58:29,348 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 11:58:29" (1/1) ... [2018-11-10 11:58:29,350 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-11-10 11:58:29,351 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-11-10 11:58:29,351 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-11-10 11:58:29,351 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-11-10 11:58:29,351 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 11:58:29" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_071d3947-a3da-4e97-9e95-ca144f8fbd7d/bin-2019/ukojak/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2018-11-10 11:58:29,389 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.alloc [2018-11-10 11:58:29,389 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__base [2018-11-10 11:58:29,389 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__base [2018-11-10 11:58:29,389 INFO L130 BoogieDeclarations]: Found specification of procedure cleanup [2018-11-10 11:58:29,389 INFO L138 BoogieDeclarations]: Found implementation of procedure cleanup [2018-11-10 11:58:29,389 INFO L130 BoogieDeclarations]: Found specification of procedure timeShift [2018-11-10 11:58:29,390 INFO L138 BoogieDeclarations]: Found implementation of procedure timeShift [2018-11-10 11:58:29,390 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneLevelCritical [2018-11-10 11:58:29,390 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneLevelCritical [2018-11-10 11:58:29,390 INFO L130 BoogieDeclarations]: Found specification of procedure waterRise [2018-11-10 11:58:29,390 INFO L138 BoogieDeclarations]: Found implementation of procedure waterRise [2018-11-10 11:58:29,390 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__methaneQuery [2018-11-10 11:58:29,390 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__methaneQuery [2018-11-10 11:58:29,390 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneAlarm [2018-11-10 11:58:29,391 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneAlarm [2018-11-10 11:58:29,391 INFO L130 BoogieDeclarations]: Found specification of procedure deactivatePump [2018-11-10 11:58:29,391 INFO L138 BoogieDeclarations]: Found implementation of procedure deactivatePump [2018-11-10 11:58:29,391 INFO L130 BoogieDeclarations]: Found specification of procedure changeMethaneLevel [2018-11-10 11:58:29,391 INFO L138 BoogieDeclarations]: Found implementation of procedure changeMethaneLevel [2018-11-10 11:58:29,391 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-11-10 11:58:29,391 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-11-10 11:58:30,539 INFO L341 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-11-10 11:58:30,539 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 10.11 11:58:30 BoogieIcfgContainer [2018-11-10 11:58:30,539 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-11-10 11:58:30,540 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2018-11-10 11:58:30,540 INFO L271 PluginConnector]: Initializing CodeCheck... [2018-11-10 11:58:30,550 INFO L276 PluginConnector]: CodeCheck initialized [2018-11-10 11:58:30,551 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 10.11 11:58:30" (1/1) ... [2018-11-10 11:58:30,565 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-10 11:58:30,594 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 11:58:30,605 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 88 states to 67 states and 88 transitions. [2018-11-10 11:58:30,606 INFO L276 IsEmpty]: Start isEmpty. Operand 67 states and 88 transitions. [2018-11-10 11:58:30,612 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2018-11-10 11:58:30,612 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 11:58:30,724 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 11:58:30,787 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-10 11:58:30,798 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 11:58:30,799 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 85 states to 67 states and 85 transitions. [2018-11-10 11:58:30,800 INFO L276 IsEmpty]: Start isEmpty. Operand 67 states and 85 transitions. [2018-11-10 11:58:30,801 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2018-11-10 11:58:30,801 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 11:58:30,827 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 11:58:30,883 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-10 11:58:30,927 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 11:58:30,928 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 89 states to 70 states and 89 transitions. [2018-11-10 11:58:30,928 INFO L276 IsEmpty]: Start isEmpty. Operand 70 states and 89 transitions. [2018-11-10 11:58:30,929 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2018-11-10 11:58:30,929 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 11:58:30,955 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 11:58:31,061 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-10 11:58:31,320 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 11:58:31,321 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 114 states to 84 states and 114 transitions. [2018-11-10 11:58:31,321 INFO L276 IsEmpty]: Start isEmpty. Operand 84 states and 114 transitions. [2018-11-10 11:58:31,322 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2018-11-10 11:58:31,322 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 11:58:31,343 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 11:58:31,419 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-10 11:58:31,851 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 11:58:31,853 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 145 states to 100 states and 145 transitions. [2018-11-10 11:58:31,854 INFO L276 IsEmpty]: Start isEmpty. Operand 100 states and 145 transitions. [2018-11-10 11:58:31,856 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2018-11-10 11:58:31,856 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 11:58:31,869 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 11:58:31,889 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-10 11:58:31,918 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 11:58:31,920 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 146 states to 101 states and 146 transitions. [2018-11-10 11:58:31,920 INFO L276 IsEmpty]: Start isEmpty. Operand 101 states and 146 transitions. [2018-11-10 11:58:31,922 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2018-11-10 11:58:31,922 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 11:58:31,933 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 11:58:31,953 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-10 11:58:31,970 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 11:58:31,971 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 147 states to 102 states and 147 transitions. [2018-11-10 11:58:31,972 INFO L276 IsEmpty]: Start isEmpty. Operand 102 states and 147 transitions. [2018-11-10 11:58:31,973 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2018-11-10 11:58:31,973 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 11:58:31,986 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 11:58:32,005 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-10 11:58:32,017 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 11:58:32,019 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 153 states to 105 states and 153 transitions. [2018-11-10 11:58:32,019 INFO L276 IsEmpty]: Start isEmpty. Operand 105 states and 153 transitions. [2018-11-10 11:58:32,020 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 34 [2018-11-10 11:58:32,021 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 11:58:32,032 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 11:58:32,090 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-10 11:58:32,174 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 11:58:32,175 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 167 states to 109 states and 163 transitions. [2018-11-10 11:58:32,175 INFO L276 IsEmpty]: Start isEmpty. Operand 109 states and 163 transitions. [2018-11-10 11:58:32,176 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2018-11-10 11:58:32,177 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 11:58:32,189 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 11:58:32,243 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-10 11:58:32,364 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 11:58:32,364 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 175 states to 111 states and 168 transitions. [2018-11-10 11:58:32,364 INFO L276 IsEmpty]: Start isEmpty. Operand 111 states and 168 transitions. [2018-11-10 11:58:32,365 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2018-11-10 11:58:32,365 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 11:58:32,375 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 11:58:32,413 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-10 11:58:32,423 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 11:58:32,424 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 176 states to 109 states and 162 transitions. [2018-11-10 11:58:32,424 INFO L276 IsEmpty]: Start isEmpty. Operand 109 states and 162 transitions. [2018-11-10 11:58:32,425 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2018-11-10 11:58:32,425 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 11:58:32,432 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 11:58:32,442 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2018-11-10 11:58:32,475 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 11:58:32,476 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 186 states to 114 states and 172 transitions. [2018-11-10 11:58:32,476 INFO L276 IsEmpty]: Start isEmpty. Operand 114 states and 172 transitions. [2018-11-10 11:58:32,477 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2018-11-10 11:58:32,477 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 11:58:32,488 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 11:58:32,532 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 9 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2018-11-10 11:58:32,697 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 11:58:32,698 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 199 states to 121 states and 185 transitions. [2018-11-10 11:58:32,698 INFO L276 IsEmpty]: Start isEmpty. Operand 121 states and 185 transitions. [2018-11-10 11:58:32,699 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 40 [2018-11-10 11:58:32,699 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 11:58:32,709 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 11:58:32,863 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 9 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2018-11-10 11:58:33,282 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 11:58:33,282 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 205 states to 124 states and 191 transitions. [2018-11-10 11:58:33,283 INFO L276 IsEmpty]: Start isEmpty. Operand 124 states and 191 transitions. [2018-11-10 11:58:33,283 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 39 [2018-11-10 11:58:33,284 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 11:58:33,295 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 11:58:33,313 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 7 proven. 0 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2018-11-10 11:58:33,455 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 11:58:33,456 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 207 states to 127 states and 193 transitions. [2018-11-10 11:58:33,456 INFO L276 IsEmpty]: Start isEmpty. Operand 127 states and 193 transitions. [2018-11-10 11:58:33,457 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 40 [2018-11-10 11:58:33,457 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 11:58:33,468 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 11:58:33,486 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 9 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2018-11-10 11:58:33,521 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 11:58:33,523 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 207 states to 125 states and 189 transitions. [2018-11-10 11:58:33,523 INFO L276 IsEmpty]: Start isEmpty. Operand 125 states and 189 transitions. [2018-11-10 11:58:33,524 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 41 [2018-11-10 11:58:33,524 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 11:58:33,535 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 11:58:33,918 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 10 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2018-11-10 11:58:35,577 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 11:58:35,577 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 245 states to 141 states and 226 transitions. [2018-11-10 11:58:35,577 INFO L276 IsEmpty]: Start isEmpty. Operand 141 states and 226 transitions. [2018-11-10 11:58:35,578 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2018-11-10 11:58:35,578 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 11:58:35,587 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 11:58:35,607 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 0 proven. 6 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2018-11-10 11:58:36,293 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 11:58:36,294 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 265 states to 150 states and 246 transitions. [2018-11-10 11:58:36,294 INFO L276 IsEmpty]: Start isEmpty. Operand 150 states and 246 transitions. [2018-11-10 11:58:36,295 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2018-11-10 11:58:36,295 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 11:58:36,303 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 11:58:36,316 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 10 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2018-11-10 11:58:36,836 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 11:58:36,837 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 272 states to 152 states and 251 transitions. [2018-11-10 11:58:36,837 INFO L276 IsEmpty]: Start isEmpty. Operand 152 states and 251 transitions. [2018-11-10 11:58:36,838 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 46 [2018-11-10 11:58:36,838 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 11:58:36,849 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 11:58:36,869 INFO L134 CoverageAnalysis]: Checked inductivity of 17 backedges. 0 proven. 7 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2018-11-10 11:58:38,275 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 11:58:38,277 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 300 states to 165 states and 279 transitions. [2018-11-10 11:58:38,277 INFO L276 IsEmpty]: Start isEmpty. Operand 165 states and 279 transitions. [2018-11-10 11:58:38,278 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 46 [2018-11-10 11:58:38,278 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 11:58:38,285 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 11:58:38,301 INFO L134 CoverageAnalysis]: Checked inductivity of 17 backedges. 0 proven. 7 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2018-11-10 11:58:38,503 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 11:58:38,504 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 305 states to 168 states and 284 transitions. [2018-11-10 11:58:38,504 INFO L276 IsEmpty]: Start isEmpty. Operand 168 states and 284 transitions. [2018-11-10 11:58:38,505 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 49 [2018-11-10 11:58:38,505 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 11:58:38,514 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 11:58:38,533 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 0 proven. 7 refuted. 0 times theorem prover too weak. 13 trivial. 0 not checked. [2018-11-10 11:58:38,545 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 11:58:38,546 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 306 states to 169 states and 285 transitions. [2018-11-10 11:58:38,546 INFO L276 IsEmpty]: Start isEmpty. Operand 169 states and 285 transitions. [2018-11-10 11:58:38,547 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2018-11-10 11:58:38,547 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 11:58:38,556 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 11:58:38,569 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 10 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2018-11-10 11:58:39,063 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 11:58:39,064 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 312 states to 171 states and 289 transitions. [2018-11-10 11:58:39,064 INFO L276 IsEmpty]: Start isEmpty. Operand 171 states and 289 transitions. [2018-11-10 11:58:39,065 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 56 [2018-11-10 11:58:39,065 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 11:58:39,072 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 11:58:39,404 INFO L134 CoverageAnalysis]: Checked inductivity of 17 backedges. 7 proven. 9 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2018-11-10 11:58:40,707 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 11:58:40,708 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 362 states to 187 states and 328 transitions. [2018-11-10 11:58:40,708 INFO L276 IsEmpty]: Start isEmpty. Operand 187 states and 328 transitions. [2018-11-10 11:58:40,709 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 56 [2018-11-10 11:58:40,709 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 11:58:40,716 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 11:58:40,836 INFO L134 CoverageAnalysis]: Checked inductivity of 17 backedges. 7 proven. 9 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2018-11-10 11:58:41,285 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 11:58:41,286 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 361 states to 184 states and 319 transitions. [2018-11-10 11:58:41,286 INFO L276 IsEmpty]: Start isEmpty. Operand 184 states and 319 transitions. [2018-11-10 11:58:41,287 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 56 [2018-11-10 11:58:41,287 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 11:58:41,298 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 11:58:41,439 INFO L134 CoverageAnalysis]: Checked inductivity of 17 backedges. 7 proven. 9 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2018-11-10 11:58:41,649 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 11:58:41,650 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 363 states to 183 states and 316 transitions. [2018-11-10 11:58:41,650 INFO L276 IsEmpty]: Start isEmpty. Operand 183 states and 316 transitions. [2018-11-10 11:58:41,651 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2018-11-10 11:58:41,651 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 11:58:41,658 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 11:58:41,736 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 14 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2018-11-10 11:58:43,142 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 11:58:43,143 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 401 states to 197 states and 347 transitions. [2018-11-10 11:58:43,143 INFO L276 IsEmpty]: Start isEmpty. Operand 197 states and 347 transitions. [2018-11-10 11:58:43,144 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2018-11-10 11:58:43,144 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 11:58:43,153 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 11:58:43,239 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 14 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2018-11-10 11:58:43,433 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 11:58:43,434 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 404 states to 200 states and 350 transitions. [2018-11-10 11:58:43,434 INFO L276 IsEmpty]: Start isEmpty. Operand 200 states and 350 transitions. [2018-11-10 11:58:43,435 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 59 [2018-11-10 11:58:43,436 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 11:58:43,447 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 11:58:43,469 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 0 proven. 7 refuted. 0 times theorem prover too weak. 13 trivial. 0 not checked. [2018-11-10 11:58:44,156 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 11:58:44,156 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 416 states to 205 states and 354 transitions. [2018-11-10 11:58:44,156 INFO L276 IsEmpty]: Start isEmpty. Operand 205 states and 354 transitions. [2018-11-10 11:58:44,157 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 56 [2018-11-10 11:58:44,157 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 11:58:44,166 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 11:58:44,302 INFO L134 CoverageAnalysis]: Checked inductivity of 17 backedges. 7 proven. 9 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2018-11-10 11:58:44,635 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 11:58:44,636 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 420 states to 204 states and 353 transitions. [2018-11-10 11:58:44,636 INFO L276 IsEmpty]: Start isEmpty. Operand 204 states and 353 transitions. [2018-11-10 11:58:44,637 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 55 [2018-11-10 11:58:44,637 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 11:58:44,642 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 11:58:44,707 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 14 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2018-11-10 11:58:44,715 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 11:58:44,716 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 421 states to 205 states and 354 transitions. [2018-11-10 11:58:44,716 INFO L276 IsEmpty]: Start isEmpty. Operand 205 states and 354 transitions. [2018-11-10 11:58:44,717 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 63 [2018-11-10 11:58:44,717 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 11:58:44,725 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 11:58:44,739 INFO L134 CoverageAnalysis]: Checked inductivity of 43 backedges. 20 proven. 0 refuted. 0 times theorem prover too weak. 23 trivial. 0 not checked. [2018-11-10 11:58:45,005 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 11:58:45,006 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 424 states to 207 states and 357 transitions. [2018-11-10 11:58:45,006 INFO L276 IsEmpty]: Start isEmpty. Operand 207 states and 357 transitions. [2018-11-10 11:58:45,007 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 65 [2018-11-10 11:58:45,007 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 11:58:45,012 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 11:58:45,059 INFO L134 CoverageAnalysis]: Checked inductivity of 44 backedges. 25 proven. 10 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2018-11-10 11:58:45,185 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 11:58:45,186 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 425 states to 208 states and 358 transitions. [2018-11-10 11:58:45,186 INFO L276 IsEmpty]: Start isEmpty. Operand 208 states and 358 transitions. [2018-11-10 11:58:45,186 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 65 [2018-11-10 11:58:45,186 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 11:58:45,192 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 11:58:45,251 INFO L134 CoverageAnalysis]: Checked inductivity of 40 backedges. 26 proven. 6 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2018-11-10 11:58:45,868 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 11:58:45,868 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 440 states to 201 states and 343 transitions. [2018-11-10 11:58:45,868 INFO L276 IsEmpty]: Start isEmpty. Operand 201 states and 343 transitions. [2018-11-10 11:58:45,869 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 63 [2018-11-10 11:58:45,869 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 11:58:45,874 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 11:58:45,952 INFO L134 CoverageAnalysis]: Checked inductivity of 22 backedges. 5 proven. 3 refuted. 0 times theorem prover too weak. 14 trivial. 0 not checked. [2018-11-10 11:58:46,158 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 11:58:46,159 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 449 states to 202 states and 346 transitions. [2018-11-10 11:58:46,159 INFO L276 IsEmpty]: Start isEmpty. Operand 202 states and 346 transitions. [2018-11-10 11:58:46,160 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 67 [2018-11-10 11:58:46,160 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 11:58:46,168 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 11:58:46,253 INFO L134 CoverageAnalysis]: Checked inductivity of 23 backedges. 6 proven. 3 refuted. 0 times theorem prover too weak. 14 trivial. 0 not checked. [2018-11-10 11:58:46,690 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 11:58:46,690 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 457 states to 205 states and 349 transitions. [2018-11-10 11:58:46,690 INFO L276 IsEmpty]: Start isEmpty. Operand 205 states and 349 transitions. [2018-11-10 11:58:46,691 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 64 [2018-11-10 11:58:46,691 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 11:58:46,696 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 11:58:46,745 INFO L134 CoverageAnalysis]: Checked inductivity of 24 backedges. 16 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2018-11-10 11:58:47,467 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 11:58:47,468 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 473 states to 187 states and 301 transitions. [2018-11-10 11:58:47,468 INFO L276 IsEmpty]: Start isEmpty. Operand 187 states and 301 transitions. [2018-11-10 11:58:47,469 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 72 [2018-11-10 11:58:47,469 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 11:58:47,477 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 11:58:47,586 INFO L134 CoverageAnalysis]: Checked inductivity of 44 backedges. 19 proven. 19 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2018-11-10 11:58:48,332 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 11:58:48,333 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 497 states to 196 states and 324 transitions. [2018-11-10 11:58:48,334 INFO L276 IsEmpty]: Start isEmpty. Operand 196 states and 324 transitions. [2018-11-10 11:58:48,334 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 72 [2018-11-10 11:58:48,334 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 11:58:48,342 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 11:58:48,476 INFO L134 CoverageAnalysis]: Checked inductivity of 44 backedges. 19 proven. 19 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2018-11-10 11:58:48,716 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 11:58:48,717 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 501 states to 199 states and 328 transitions. [2018-11-10 11:58:48,717 INFO L276 IsEmpty]: Start isEmpty. Operand 199 states and 328 transitions. [2018-11-10 11:58:48,718 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 73 [2018-11-10 11:58:48,718 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 11:58:48,725 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 11:58:48,841 INFO L134 CoverageAnalysis]: Checked inductivity of 46 backedges. 20 proven. 20 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2018-11-10 11:58:49,716 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 11:58:49,717 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 512 states to 204 states and 338 transitions. [2018-11-10 11:58:49,717 INFO L276 IsEmpty]: Start isEmpty. Operand 204 states and 338 transitions. [2018-11-10 11:58:49,718 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 73 [2018-11-10 11:58:49,718 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 11:58:49,722 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 11:58:49,815 INFO L134 CoverageAnalysis]: Checked inductivity of 43 backedges. 20 proven. 17 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2018-11-10 11:58:49,932 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 11:58:49,932 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 515 states to 207 states and 341 transitions. [2018-11-10 11:58:49,932 INFO L276 IsEmpty]: Start isEmpty. Operand 207 states and 341 transitions. [2018-11-10 11:58:49,933 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 82 [2018-11-10 11:58:49,933 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 11:58:49,938 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 11:58:49,950 INFO L134 CoverageAnalysis]: Checked inductivity of 54 backedges. 19 proven. 0 refuted. 0 times theorem prover too weak. 35 trivial. 0 not checked. [2018-11-10 11:58:49,988 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 11:58:49,989 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 516 states to 208 states and 342 transitions. [2018-11-10 11:58:49,989 INFO L276 IsEmpty]: Start isEmpty. Operand 208 states and 342 transitions. [2018-11-10 11:58:49,989 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 83 [2018-11-10 11:58:49,990 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 11:58:49,998 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 11:58:50,012 INFO L134 CoverageAnalysis]: Checked inductivity of 53 backedges. 20 proven. 0 refuted. 0 times theorem prover too weak. 33 trivial. 0 not checked. [2018-11-10 11:58:50,033 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 11:58:50,034 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 516 states to 202 states and 329 transitions. [2018-11-10 11:58:50,034 INFO L276 IsEmpty]: Start isEmpty. Operand 202 states and 329 transitions. [2018-11-10 11:58:50,035 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 80 [2018-11-10 11:58:50,035 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 11:58:50,042 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 11:58:50,139 INFO L134 CoverageAnalysis]: Checked inductivity of 91 backedges. 39 proven. 22 refuted. 0 times theorem prover too weak. 30 trivial. 0 not checked. [2018-11-10 11:58:50,201 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 11:58:50,202 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 523 states to 204 states and 334 transitions. [2018-11-10 11:58:50,202 INFO L276 IsEmpty]: Start isEmpty. Operand 204 states and 334 transitions. [2018-11-10 11:58:50,204 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 91 [2018-11-10 11:58:50,204 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 11:58:50,212 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 11:58:50,310 INFO L134 CoverageAnalysis]: Checked inductivity of 93 backedges. 43 proven. 32 refuted. 0 times theorem prover too weak. 18 trivial. 0 not checked. [2018-11-10 11:58:50,593 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 11:58:50,594 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 527 states to 206 states and 338 transitions. [2018-11-10 11:58:50,594 INFO L276 IsEmpty]: Start isEmpty. Operand 206 states and 338 transitions. [2018-11-10 11:58:50,594 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 91 [2018-11-10 11:58:50,594 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 11:58:50,601 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 11:58:50,707 INFO L134 CoverageAnalysis]: Checked inductivity of 93 backedges. 43 proven. 32 refuted. 0 times theorem prover too weak. 18 trivial. 0 not checked. [2018-11-10 11:58:51,169 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 11:58:51,170 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 530 states to 208 states and 341 transitions. [2018-11-10 11:58:51,170 INFO L276 IsEmpty]: Start isEmpty. Operand 208 states and 341 transitions. [2018-11-10 11:58:51,171 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 90 [2018-11-10 11:58:51,171 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 11:58:51,178 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 11:58:51,249 INFO L134 CoverageAnalysis]: Checked inductivity of 91 backedges. 50 proven. 18 refuted. 0 times theorem prover too weak. 23 trivial. 0 not checked. [2018-11-10 11:58:51,740 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 11:58:51,741 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 541 states to 215 states and 352 transitions. [2018-11-10 11:58:51,741 INFO L276 IsEmpty]: Start isEmpty. Operand 215 states and 352 transitions. [2018-11-10 11:58:51,742 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 93 [2018-11-10 11:58:51,742 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 11:58:51,746 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 11:58:51,802 INFO L134 CoverageAnalysis]: Checked inductivity of 91 backedges. 50 proven. 18 refuted. 0 times theorem prover too weak. 23 trivial. 0 not checked. [2018-11-10 11:58:51,814 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 11:58:51,815 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 542 states to 216 states and 353 transitions. [2018-11-10 11:58:51,815 INFO L276 IsEmpty]: Start isEmpty. Operand 216 states and 353 transitions. [2018-11-10 11:58:51,815 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 108 [2018-11-10 11:58:51,816 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 11:58:51,820 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 11:58:51,895 INFO L134 CoverageAnalysis]: Checked inductivity of 156 backedges. 71 proven. 30 refuted. 0 times theorem prover too weak. 55 trivial. 0 not checked. [2018-11-10 11:58:51,927 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 11:58:51,928 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 545 states to 218 states and 356 transitions. [2018-11-10 11:58:51,928 INFO L276 IsEmpty]: Start isEmpty. Operand 218 states and 356 transitions. [2018-11-10 11:58:51,928 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 118 [2018-11-10 11:58:51,928 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 11:58:51,935 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 11:58:52,247 INFO L134 CoverageAnalysis]: Checked inductivity of 166 backedges. 88 proven. 26 refuted. 0 times theorem prover too weak. 52 trivial. 0 not checked. [2018-11-10 11:58:52,862 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 11:58:52,862 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 547 states to 111 states and 151 transitions. [2018-11-10 11:58:52,862 INFO L276 IsEmpty]: Start isEmpty. Operand 111 states and 151 transitions. [2018-11-10 11:58:52,863 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2018-11-10 11:58:52,863 WARN L425 CodeCheckObserver]: This Program is SAFE, Check terminated with 50 iterations. [2018-11-10 11:58:52,870 INFO L778 CodeCheckObserver]: All specifications hold 1 specifications checked. All of them hold [2018-11-10 11:58:53,110 INFO L582 CodeCheckObserver]: Invariant with dag size 3 [2018-11-10 11:58:53,116 INFO L582 CodeCheckObserver]: Invariant with dag size 1 [2018-11-10 11:58:53,116 INFO L582 CodeCheckObserver]: Invariant with dag size 1 [2018-11-10 11:58:53,116 INFO L582 CodeCheckObserver]: Invariant with dag size 1 [2018-11-10 11:58:53,116 INFO L582 CodeCheckObserver]: Invariant with dag size 1 [2018-11-10 11:58:53,116 INFO L582 CodeCheckObserver]: Invariant with dag size 11 [2018-11-10 11:58:53,117 INFO L582 CodeCheckObserver]: Invariant with dag size 7 [2018-11-10 11:58:53,117 INFO L582 CodeCheckObserver]: Invariant with dag size 1 [2018-11-10 11:58:53,117 INFO L582 CodeCheckObserver]: Invariant with dag size 1 [2018-11-10 11:58:53,118 INFO L582 CodeCheckObserver]: Invariant with dag size 1 [2018-11-10 11:58:53,118 INFO L582 CodeCheckObserver]: Invariant with dag size 1 [2018-11-10 11:58:53,118 INFO L582 CodeCheckObserver]: Invariant with dag size 1 [2018-11-10 11:58:53,118 INFO L582 CodeCheckObserver]: Invariant with dag size 1 [2018-11-10 11:58:53,118 INFO L582 CodeCheckObserver]: Invariant with dag size 1 [2018-11-10 11:58:53,118 INFO L582 CodeCheckObserver]: Invariant with dag size 9 [2018-11-10 11:58:53,119 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 10.11 11:58:53 ImpRootNode [2018-11-10 11:58:53,120 INFO L132 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2018-11-10 11:58:53,121 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2018-11-10 11:58:53,121 INFO L271 PluginConnector]: Initializing Witness Printer... [2018-11-10 11:58:53,121 INFO L276 PluginConnector]: Witness Printer initialized [2018-11-10 11:58:53,122 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 10.11 11:58:30" (3/4) ... [2018-11-10 11:58:53,126 INFO L144 WitnessPrinter]: Generating witness for correct program [2018-11-10 11:58:53,132 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure deactivatePump [2018-11-10 11:58:53,132 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure processEnvironment__wrappee__base [2018-11-10 11:58:53,132 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure changeMethaneLevel [2018-11-10 11:58:53,132 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure cleanup [2018-11-10 11:58:53,132 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure timeShift [2018-11-10 11:58:53,132 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure isMethaneLevelCritical [2018-11-10 11:58:53,132 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure waterRise [2018-11-10 11:58:53,133 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure processEnvironment__wrappee__methaneQuery [2018-11-10 11:58:53,133 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure isMethaneAlarm [2018-11-10 11:58:53,138 INFO L846 BoogieBacktranslator]: Reduced CFG by removing 64 nodes and edges [2018-11-10 11:58:53,139 INFO L846 BoogieBacktranslator]: Reduced CFG by removing 14 nodes and edges [2018-11-10 11:58:53,139 INFO L846 BoogieBacktranslator]: Reduced CFG by removing 4 nodes and edges [2018-11-10 11:58:53,164 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: !(0 == pumpRunning) || \old(pumpRunning) == pumpRunning [2018-11-10 11:58:53,164 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: \old(pumpRunning) == pumpRunning [2018-11-10 11:58:53,203 INFO L145 WitnessManager]: Wrote witness to /tmp/vcloud-vcloud-master/worker/working_dir_071d3947-a3da-4e97-9e95-ca144f8fbd7d/bin-2019/ukojak/witness.graphml [2018-11-10 11:58:53,203 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2018-11-10 11:58:53,204 INFO L168 Benchmark]: Toolchain (without parser) took 24312.39 ms. Allocated memory was 1.0 GB in the beginning and 1.6 GB in the end (delta: 568.3 MB). Free memory was 959.1 MB in the beginning and 1.3 GB in the end (delta: -347.9 MB). Peak memory consumption was 220.4 MB. Max. memory is 11.5 GB. [2018-11-10 11:58:53,205 INFO L168 Benchmark]: CDTParser took 0.12 ms. Allocated memory is still 1.0 GB. Free memory is still 985.5 MB. There was no memory consumed. Max. memory is 11.5 GB. [2018-11-10 11:58:53,205 INFO L168 Benchmark]: CACSL2BoogieTranslator took 344.95 ms. Allocated memory is still 1.0 GB. Free memory was 956.5 MB in the beginning and 933.9 MB in the end (delta: 22.5 MB). Peak memory consumption was 22.5 MB. Max. memory is 11.5 GB. [2018-11-10 11:58:53,206 INFO L168 Benchmark]: Boogie Procedure Inliner took 89.42 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 124.3 MB). Free memory was 933.9 MB in the beginning and 1.1 GB in the end (delta: -184.3 MB). Peak memory consumption was 16.0 MB. Max. memory is 11.5 GB. [2018-11-10 11:58:53,206 INFO L168 Benchmark]: Boogie Preprocessor took 22.50 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 3.4 MB). Peak memory consumption was 3.4 MB. Max. memory is 11.5 GB. [2018-11-10 11:58:53,206 INFO L168 Benchmark]: RCFGBuilder took 1188.85 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: 107.0 MB). Peak memory consumption was 107.0 MB. Max. memory is 11.5 GB. [2018-11-10 11:58:53,206 INFO L168 Benchmark]: CodeCheck took 22580.56 ms. Allocated memory was 1.2 GB in the beginning and 1.6 GB in the end (delta: 444.1 MB). Free memory was 1.0 GB in the beginning and 1.3 GB in the end (delta: -299.2 MB). Peak memory consumption was 144.8 MB. Max. memory is 11.5 GB. [2018-11-10 11:58:53,207 INFO L168 Benchmark]: Witness Printer took 82.55 ms. Allocated memory is still 1.6 GB. Free memory is still 1.3 GB. There was no memory consumed. Max. memory is 11.5 GB. [2018-11-10 11:58:53,208 INFO L336 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck: - StatisticsResult: Ultimate CodeCheck benchmark data CFG has 10 procedures, 130 locations, 1 error locations. SAFE Result, 22.2s OverallTime, 50 OverallIterations, 0 TraceHistogramMax, 0.0s AutomataDifference, 0.0s DeadEndRemovalTime, 0.0s HoareAnnotationTime, HoareTripleCheckerStatistics: 1727506960 SDtfs, -517643084 SDslu, -6924952 SDs, 0 SdLazy, 1522411888 SolverSat, 1870285440 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 34.9s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 28147 GetRequests, 27534 SyntacticMatches, 221 SemanticMatches, 392 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 85652 ImplicationChecksByTransitivity, 18.8s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=-1occurred in iteration=-1, traceCheckStatistics: 0.0s SsaConstructionTime, 0.3s SatisfiabilityAnalysisTime, 3.7s InterpolantComputationTime, 2683 NumberOfCodeBlocks, 2683 NumberOfCodeBlocksAsserted, 49 NumberOfCheckSat, 2634 ConstructedInterpolants, 0 QuantifiedInterpolants, 373537 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 49 InterpolantComputations, 23 PerfectInterpolantSequences, 1207/1554 InterpolantCoveringCapability, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s AbstIntTime, 0 AbstIntIterations, 0 AbstIntStrong, NaN AbsIntWeakeningRatio, NaN AbsIntAvgWeakeningVarsNumRemoved, NaN AbsIntAvgWeakenedConjuncts, 0.0s DumpTime, AutomataMinimizationStatistics: No data available, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: No data available, ReuseStatistics: No data available - PositiveResult [Line: 643]: 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: 692]: Loop Invariant Derived loop invariant: \old(pumpRunning) == pumpRunning - InvariantResult [Line: 42]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 714]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 882]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 891]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 864]: Loop Invariant Derived loop invariant: tmp == methaneLevelCritical || (!(tmp == 0) && !(0 == pumpRunning)) - InvariantResult [Line: 656]: Loop Invariant Derived loop invariant: !(0 == pumpRunning) || \old(pumpRunning) == pumpRunning - InvariantResult [Line: 856]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 892]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 52]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: -1]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 912]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 643]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 130]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 130]: Loop Invariant Derived loop invariant: (0 == methaneLevelCritical && 0 == pumpRunning) && systemActive == 1 * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.12 ms. Allocated memory is still 1.0 GB. Free memory is still 985.5 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 344.95 ms. Allocated memory is still 1.0 GB. Free memory was 956.5 MB in the beginning and 933.9 MB in the end (delta: 22.5 MB). Peak memory consumption was 22.5 MB. Max. memory is 11.5 GB. * Boogie Procedure Inliner took 89.42 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 124.3 MB). Free memory was 933.9 MB in the beginning and 1.1 GB in the end (delta: -184.3 MB). Peak memory consumption was 16.0 MB. Max. memory is 11.5 GB. * Boogie Preprocessor took 22.50 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 3.4 MB). Peak memory consumption was 3.4 MB. Max. memory is 11.5 GB. * RCFGBuilder took 1188.85 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: 107.0 MB). Peak memory consumption was 107.0 MB. Max. memory is 11.5 GB. * CodeCheck took 22580.56 ms. Allocated memory was 1.2 GB in the beginning and 1.6 GB in the end (delta: 444.1 MB). Free memory was 1.0 GB in the beginning and 1.3 GB in the end (delta: -299.2 MB). Peak memory consumption was 144.8 MB. Max. memory is 11.5 GB. * Witness Printer took 82.55 ms. Allocated memory is still 1.6 GB. Free memory is still 1.3 GB. There was no memory consumed. Max. memory is 11.5 GB. RESULT: Ultimate proved your program to be correct! Received shutdown request...