./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/product-lines/minepump_spec2_product22.cil.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 678e0110 Calling Ultimate with: /usr/lib/jvm/java-8-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud-vcloud-master/worker/run_dir_47405843-e368-4880-910d-832b8a2fc6fc/bin/ukojak/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/run_dir_47405843-e368-4880-910d-832b8a2fc6fc/bin/ukojak/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/run_dir_47405843-e368-4880-910d-832b8a2fc6fc/bin/ukojak/data -tc /tmp/vcloud-vcloud-master/worker/run_dir_47405843-e368-4880-910d-832b8a2fc6fc/bin/ukojak/config/KojakReach.xml -i ../../sv-benchmarks/c/product-lines/minepump_spec2_product22.cil.c -s /tmp/vcloud-vcloud-master/worker/run_dir_47405843-e368-4880-910d-832b8a2fc6fc/bin/ukojak/config/svcomp-Reach-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/run_dir_47405843-e368-4880-910d-832b8a2fc6fc/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 40fed9ba382e53b697a1093810870166e2d037a9 ................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................ Execution finished normally Writing output log to file Ultimate.log Result: TRUE --- Real Ultimate output --- This is Ultimate 0.1.24-678e011 [2019-11-20 05:54:36,373 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-20 05:54:36,375 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-20 05:54:36,388 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-20 05:54:36,388 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-20 05:54:36,390 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-20 05:54:36,391 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-20 05:54:36,400 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-20 05:54:36,405 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-20 05:54:36,409 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-20 05:54:36,410 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-20 05:54:36,411 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-20 05:54:36,411 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-20 05:54:36,413 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-20 05:54:36,414 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-20 05:54:36,415 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-20 05:54:36,416 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-20 05:54:36,416 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-20 05:54:36,419 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-20 05:54:36,422 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-20 05:54:36,425 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-20 05:54:36,427 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-20 05:54:36,430 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-20 05:54:36,430 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-20 05:54:36,433 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-20 05:54:36,433 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-20 05:54:36,433 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-20 05:54:36,434 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-20 05:54:36,435 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-20 05:54:36,436 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-20 05:54:36,436 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-20 05:54:36,437 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-20 05:54:36,437 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-20 05:54:36,438 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-20 05:54:36,439 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-20 05:54:36,439 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-20 05:54:36,440 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-20 05:54:36,440 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-20 05:54:36,440 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-20 05:54:36,441 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-20 05:54:36,442 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-20 05:54:36,442 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/run_dir_47405843-e368-4880-910d-832b8a2fc6fc/bin/ukojak/config/svcomp-Reach-32bit-Kojak_Default.epf [2019-11-20 05:54:36,466 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-20 05:54:36,466 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-20 05:54:36,467 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2019-11-20 05:54:36,467 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2019-11-20 05:54:36,467 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-20 05:54:36,468 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-20 05:54:36,468 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-20 05:54:36,468 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-20 05:54:36,468 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-20 05:54:36,468 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-20 05:54:36,468 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-20 05:54:36,469 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-20 05:54:36,469 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-20 05:54:36,469 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-20 05:54:36,469 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-20 05:54:36,469 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-20 05:54:36,469 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-20 05:54:36,470 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-20 05:54:36,470 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2019-11-20 05:54:36,470 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2019-11-20 05:54:36,470 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-20 05:54:36,470 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-20 05:54:36,471 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2019-11-20 05:54:36,471 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-20 05:54:36,471 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-20 05:54:36,471 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-20 05:54:36,471 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2019-11-20 05:54:36,472 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-20 05:54:36,472 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-20 05:54:36,472 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_47405843-e368-4880-910d-832b8a2fc6fc/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 -> 40fed9ba382e53b697a1093810870166e2d037a9 [2019-11-20 05:54:36,645 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-20 05:54:36,661 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-20 05:54:36,663 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-20 05:54:36,665 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-20 05:54:36,666 INFO L275 PluginConnector]: CDTParser initialized [2019-11-20 05:54:36,667 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/run_dir_47405843-e368-4880-910d-832b8a2fc6fc/bin/ukojak/../../sv-benchmarks/c/product-lines/minepump_spec2_product22.cil.c [2019-11-20 05:54:36,726 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_47405843-e368-4880-910d-832b8a2fc6fc/bin/ukojak/data/f33a4116b/00adf65f35334588843dfdd60f3e10a5/FLAG948897064 [2019-11-20 05:54:37,176 INFO L306 CDTParser]: Found 1 translation units. [2019-11-20 05:54:37,177 INFO L160 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/run_dir_47405843-e368-4880-910d-832b8a2fc6fc/sv-benchmarks/c/product-lines/minepump_spec2_product22.cil.c [2019-11-20 05:54:37,187 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_47405843-e368-4880-910d-832b8a2fc6fc/bin/ukojak/data/f33a4116b/00adf65f35334588843dfdd60f3e10a5/FLAG948897064 [2019-11-20 05:54:37,506 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/run_dir_47405843-e368-4880-910d-832b8a2fc6fc/bin/ukojak/data/f33a4116b/00adf65f35334588843dfdd60f3e10a5 [2019-11-20 05:54:37,509 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-20 05:54:37,510 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2019-11-20 05:54:37,511 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-20 05:54:37,511 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-20 05:54:37,514 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-20 05:54:37,515 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.11 05:54:37" (1/1) ... [2019-11-20 05:54:37,518 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@f0d266d and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 05:54:37, skipping insertion in model container [2019-11-20 05:54:37,518 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.11 05:54:37" (1/1) ... [2019-11-20 05:54:37,524 INFO L142 MainTranslator]: Starting translation in SV-COMP mode [2019-11-20 05:54:37,567 INFO L173 MainTranslator]: Built tables and reachable declarations [2019-11-20 05:54:37,982 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-20 05:54:37,994 INFO L188 MainTranslator]: Completed pre-run [2019-11-20 05:54:38,103 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-20 05:54:38,143 INFO L192 MainTranslator]: Completed translation [2019-11-20 05:54:38,144 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 05:54:38 WrapperNode [2019-11-20 05:54:38,144 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-20 05:54:38,144 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-20 05:54:38,145 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-20 05:54:38,145 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-20 05:54:38,151 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 05:54:38" (1/1) ... [2019-11-20 05:54:38,167 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 05:54:38" (1/1) ... [2019-11-20 05:54:38,197 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-20 05:54:38,197 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-20 05:54:38,197 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-20 05:54:38,197 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-20 05:54:38,207 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 05:54:38" (1/1) ... [2019-11-20 05:54:38,207 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 05:54:38" (1/1) ... [2019-11-20 05:54:38,211 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 05:54:38" (1/1) ... [2019-11-20 05:54:38,211 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 05:54:38" (1/1) ... [2019-11-20 05:54:38,219 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 05:54:38" (1/1) ... [2019-11-20 05:54:38,244 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 05:54:38" (1/1) ... [2019-11-20 05:54:38,246 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 05:54:38" (1/1) ... [2019-11-20 05:54:38,249 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-20 05:54:38,249 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-11-20 05:54:38,249 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-11-20 05:54:38,249 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-11-20 05:54:38,250 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 05:54:38" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_47405843-e368-4880-910d-832b8a2fc6fc/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 [2019-11-20 05:54:38,322 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2019-11-20 05:54:38,322 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__base [2019-11-20 05:54:38,322 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__base [2019-11-20 05:54:38,323 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneLevelCritical [2019-11-20 05:54:38,323 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneLevelCritical [2019-11-20 05:54:38,323 INFO L130 BoogieDeclarations]: Found specification of procedure timeShift [2019-11-20 05:54:38,323 INFO L138 BoogieDeclarations]: Found implementation of procedure timeShift [2019-11-20 05:54:38,323 INFO L130 BoogieDeclarations]: Found specification of procedure cleanup [2019-11-20 05:54:38,323 INFO L138 BoogieDeclarations]: Found implementation of procedure cleanup [2019-11-20 05:54:38,324 INFO L130 BoogieDeclarations]: Found specification of procedure waterRise [2019-11-20 05:54:38,324 INFO L138 BoogieDeclarations]: Found implementation of procedure waterRise [2019-11-20 05:54:38,324 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__lowWaterSensor [2019-11-20 05:54:38,324 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__lowWaterSensor [2019-11-20 05:54:38,325 INFO L130 BoogieDeclarations]: Found specification of procedure deactivatePump [2019-11-20 05:54:38,325 INFO L138 BoogieDeclarations]: Found implementation of procedure deactivatePump [2019-11-20 05:54:38,325 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2019-11-20 05:54:38,325 INFO L130 BoogieDeclarations]: Found specification of procedure changeMethaneLevel [2019-11-20 05:54:38,325 INFO L138 BoogieDeclarations]: Found implementation of procedure changeMethaneLevel [2019-11-20 05:54:38,325 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-11-20 05:54:38,325 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-11-20 05:54:39,180 INFO L280 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-11-20 05:54:39,181 INFO L285 CfgBuilder]: Removed 38 assume(true) statements. [2019-11-20 05:54:39,182 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.11 05:54:39 BoogieIcfgContainer [2019-11-20 05:54:39,182 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-11-20 05:54:39,182 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2019-11-20 05:54:39,182 INFO L271 PluginConnector]: Initializing CodeCheck... [2019-11-20 05:54:39,192 INFO L275 PluginConnector]: CodeCheck initialized [2019-11-20 05:54:39,192 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.11 05:54:39" (1/1) ... [2019-11-20 05:54:39,201 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-20 05:54:39,228 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 05:54:39,239 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 80 states to 60 states and 80 transitions. [2019-11-20 05:54:39,240 INFO L276 IsEmpty]: Start isEmpty. Operand 60 states and 80 transitions. [2019-11-20 05:54:39,248 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2019-11-20 05:54:39,248 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 05:54:39,444 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 05:54:39,554 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-20 05:54:39,571 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 05:54:39,574 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 78 states to 60 states and 78 transitions. [2019-11-20 05:54:39,574 INFO L276 IsEmpty]: Start isEmpty. Operand 60 states and 78 transitions. [2019-11-20 05:54:39,577 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2019-11-20 05:54:39,577 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 05:54:39,635 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 05:54:39,690 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-20 05:54:39,721 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 05:54:39,723 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 81 states to 62 states and 81 transitions. [2019-11-20 05:54:39,723 INFO L276 IsEmpty]: Start isEmpty. Operand 62 states and 81 transitions. [2019-11-20 05:54:39,724 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2019-11-20 05:54:39,724 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 05:54:39,761 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 05:54:39,850 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-20 05:54:40,013 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 05:54:40,015 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 98 states to 71 states and 98 transitions. [2019-11-20 05:54:40,015 INFO L276 IsEmpty]: Start isEmpty. Operand 71 states and 98 transitions. [2019-11-20 05:54:40,016 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2019-11-20 05:54:40,016 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 05:54:40,040 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 05:54:40,165 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-20 05:54:40,793 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 05:54:40,795 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 129 states to 85 states and 129 transitions. [2019-11-20 05:54:40,796 INFO L276 IsEmpty]: Start isEmpty. Operand 85 states and 129 transitions. [2019-11-20 05:54:40,798 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2019-11-20 05:54:40,798 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 05:54:40,814 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 05:54:40,913 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-20 05:54:42,028 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 05:54:42,030 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 165 states to 100 states and 165 transitions. [2019-11-20 05:54:42,031 INFO L276 IsEmpty]: Start isEmpty. Operand 100 states and 165 transitions. [2019-11-20 05:54:42,034 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2019-11-20 05:54:42,034 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 05:54:42,050 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 05:54:42,070 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-20 05:54:42,151 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 05:54:42,153 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 167 states to 102 states and 167 transitions. [2019-11-20 05:54:42,153 INFO L276 IsEmpty]: Start isEmpty. Operand 102 states and 167 transitions. [2019-11-20 05:54:42,156 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2019-11-20 05:54:42,156 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 05:54:42,190 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 05:54:42,218 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-20 05:54:42,348 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 05:54:42,350 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 183 states to 110 states and 183 transitions. [2019-11-20 05:54:42,350 INFO L276 IsEmpty]: Start isEmpty. Operand 110 states and 183 transitions. [2019-11-20 05:54:42,352 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2019-11-20 05:54:42,352 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 05:54:42,364 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 05:54:42,380 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2019-11-20 05:54:42,563 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 05:54:42,564 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 193 states to 115 states and 193 transitions. [2019-11-20 05:54:42,564 INFO L276 IsEmpty]: Start isEmpty. Operand 115 states and 193 transitions. [2019-11-20 05:54:42,566 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2019-11-20 05:54:42,567 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 05:54:42,581 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 05:54:42,600 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-20 05:54:42,723 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 05:54:42,724 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 195 states to 117 states and 195 transitions. [2019-11-20 05:54:42,724 INFO L276 IsEmpty]: Start isEmpty. Operand 117 states and 195 transitions. [2019-11-20 05:54:42,725 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2019-11-20 05:54:42,726 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 05:54:42,738 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 05:54:42,755 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2019-11-20 05:54:42,767 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 05:54:42,769 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 196 states to 118 states and 196 transitions. [2019-11-20 05:54:42,769 INFO L276 IsEmpty]: Start isEmpty. Operand 118 states and 196 transitions. [2019-11-20 05:54:42,770 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2019-11-20 05:54:42,770 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 05:54:42,783 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 05:54:42,848 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-20 05:54:42,967 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 05:54:42,968 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 215 states to 124 states and 211 transitions. [2019-11-20 05:54:42,968 INFO L276 IsEmpty]: Start isEmpty. Operand 124 states and 211 transitions. [2019-11-20 05:54:42,970 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 34 [2019-11-20 05:54:42,970 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 05:54:42,983 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 05:54:43,060 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-20 05:54:43,297 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 05:54:43,299 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 223 states to 127 states and 216 transitions. [2019-11-20 05:54:43,299 INFO L276 IsEmpty]: Start isEmpty. Operand 127 states and 216 transitions. [2019-11-20 05:54:43,300 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 34 [2019-11-20 05:54:43,300 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 05:54:43,316 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 05:54:43,356 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-20 05:54:43,376 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 05:54:43,377 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 224 states to 125 states and 210 transitions. [2019-11-20 05:54:43,378 INFO L276 IsEmpty]: Start isEmpty. Operand 125 states and 210 transitions. [2019-11-20 05:54:43,379 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2019-11-20 05:54:43,379 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 05:54:43,392 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 05:54:43,414 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2019-11-20 05:54:43,570 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 05:54:43,571 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 226 states to 126 states and 212 transitions. [2019-11-20 05:54:43,571 INFO L276 IsEmpty]: Start isEmpty. Operand 126 states and 212 transitions. [2019-11-20 05:54:43,572 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 39 [2019-11-20 05:54:43,572 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 05:54:43,583 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 05:54:43,862 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 8 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2019-11-20 05:54:44,613 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 05:54:44,615 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 234 states to 129 states and 220 transitions. [2019-11-20 05:54:44,615 INFO L276 IsEmpty]: Start isEmpty. Operand 129 states and 220 transitions. [2019-11-20 05:54:44,616 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 40 [2019-11-20 05:54:44,616 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 05:54:44,643 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 05:54:44,668 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 9 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2019-11-20 05:54:45,343 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 05:54:45,344 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 251 states to 137 states and 236 transitions. [2019-11-20 05:54:45,344 INFO L276 IsEmpty]: Start isEmpty. Operand 137 states and 236 transitions. [2019-11-20 05:54:45,346 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 45 [2019-11-20 05:54:45,346 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 05:54:45,360 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 05:54:45,455 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 8 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2019-11-20 05:54:45,850 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 05:54:45,851 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 267 states to 143 states and 252 transitions. [2019-11-20 05:54:45,851 INFO L276 IsEmpty]: Start isEmpty. Operand 143 states and 252 transitions. [2019-11-20 05:54:45,853 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2019-11-20 05:54:45,853 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 05:54:45,864 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 05:54:45,880 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 8 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2019-11-20 05:54:45,917 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 05:54:45,919 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 267 states to 141 states and 248 transitions. [2019-11-20 05:54:45,919 INFO L276 IsEmpty]: Start isEmpty. Operand 141 states and 248 transitions. [2019-11-20 05:54:45,920 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 47 [2019-11-20 05:54:45,920 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 05:54:45,937 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 05:54:45,966 INFO L134 CoverageAnalysis]: Checked inductivity of 15 backedges. 7 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2019-11-20 05:54:46,274 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 05:54:46,275 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 270 states to 144 states and 251 transitions. [2019-11-20 05:54:46,276 INFO L276 IsEmpty]: Start isEmpty. Operand 144 states and 251 transitions. [2019-11-20 05:54:46,277 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 49 [2019-11-20 05:54:46,277 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 05:54:46,290 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 05:54:46,306 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 9 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2019-11-20 05:54:46,620 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 05:54:46,622 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 277 states to 146 states and 256 transitions. [2019-11-20 05:54:46,622 INFO L276 IsEmpty]: Start isEmpty. Operand 146 states and 256 transitions. [2019-11-20 05:54:46,623 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2019-11-20 05:54:46,624 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 05:54:46,639 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 05:54:46,671 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 0 proven. 7 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2019-11-20 05:54:48,327 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 05:54:48,328 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 312 states to 158 states and 284 transitions. [2019-11-20 05:54:48,329 INFO L276 IsEmpty]: Start isEmpty. Operand 158 states and 284 transitions. [2019-11-20 05:54:48,330 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 50 [2019-11-20 05:54:48,330 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 05:54:48,344 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 05:54:48,386 INFO L134 CoverageAnalysis]: Checked inductivity of 15 backedges. 0 proven. 6 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2019-11-20 05:54:49,882 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 05:54:49,883 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 350 states to 169 states and 316 transitions. [2019-11-20 05:54:49,883 INFO L276 IsEmpty]: Start isEmpty. Operand 169 states and 316 transitions. [2019-11-20 05:54:49,885 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2019-11-20 05:54:49,885 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 05:54:49,895 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 05:54:49,910 INFO L134 CoverageAnalysis]: Checked inductivity of 15 backedges. 13 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2019-11-20 05:54:50,686 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 05:54:50,687 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 371 states to 175 states and 331 transitions. [2019-11-20 05:54:50,687 INFO L276 IsEmpty]: Start isEmpty. Operand 175 states and 331 transitions. [2019-11-20 05:54:50,689 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2019-11-20 05:54:50,689 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 05:54:50,701 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 05:54:50,853 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 14 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2019-11-20 05:54:51,127 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 05:54:51,129 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 373 states to 176 states and 331 transitions. [2019-11-20 05:54:51,129 INFO L276 IsEmpty]: Start isEmpty. Operand 176 states and 331 transitions. [2019-11-20 05:54:51,130 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2019-11-20 05:54:51,131 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 05:54:51,144 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 05:54:51,171 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 14 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2019-11-20 05:54:51,430 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 05:54:51,432 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 374 states to 178 states and 332 transitions. [2019-11-20 05:54:51,432 INFO L276 IsEmpty]: Start isEmpty. Operand 178 states and 332 transitions. [2019-11-20 05:54:51,434 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 53 [2019-11-20 05:54:51,434 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 05:54:51,445 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 05:54:51,462 INFO L134 CoverageAnalysis]: Checked inductivity of 15 backedges. 13 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2019-11-20 05:54:52,675 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 05:54:52,676 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 393 states to 186 states and 345 transitions. [2019-11-20 05:54:52,676 INFO L276 IsEmpty]: Start isEmpty. Operand 186 states and 345 transitions. [2019-11-20 05:54:52,678 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 63 [2019-11-20 05:54:52,678 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 05:54:52,688 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 05:54:52,707 INFO L134 CoverageAnalysis]: Checked inductivity of 24 backedges. 5 proven. 3 refuted. 0 times theorem prover too weak. 16 trivial. 0 not checked. [2019-11-20 05:54:52,730 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 05:54:52,732 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 395 states to 187 states and 347 transitions. [2019-11-20 05:54:52,732 INFO L276 IsEmpty]: Start isEmpty. Operand 187 states and 347 transitions. [2019-11-20 05:54:52,733 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 63 [2019-11-20 05:54:52,734 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 05:54:52,744 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 05:54:52,769 INFO L134 CoverageAnalysis]: Checked inductivity of 24 backedges. 5 proven. 3 refuted. 0 times theorem prover too weak. 16 trivial. 0 not checked. [2019-11-20 05:54:53,143 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 05:54:53,145 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 397 states to 189 states and 349 transitions. [2019-11-20 05:54:53,145 INFO L276 IsEmpty]: Start isEmpty. Operand 189 states and 349 transitions. [2019-11-20 05:54:53,146 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 66 [2019-11-20 05:54:53,147 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 05:54:53,168 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 05:54:53,196 INFO L134 CoverageAnalysis]: Checked inductivity of 24 backedges. 5 proven. 3 refuted. 0 times theorem prover too weak. 16 trivial. 0 not checked. [2019-11-20 05:54:53,214 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 05:54:53,216 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 398 states to 190 states and 350 transitions. [2019-11-20 05:54:53,216 INFO L276 IsEmpty]: Start isEmpty. Operand 190 states and 350 transitions. [2019-11-20 05:54:53,217 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 69 [2019-11-20 05:54:53,218 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 05:54:53,229 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 05:54:53,251 INFO L134 CoverageAnalysis]: Checked inductivity of 41 backedges. 25 proven. 6 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2019-11-20 05:54:54,233 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 05:54:54,235 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 415 states to 146 states and 241 transitions. [2019-11-20 05:54:54,235 INFO L276 IsEmpty]: Start isEmpty. Operand 146 states and 241 transitions. [2019-11-20 05:54:54,236 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 76 [2019-11-20 05:54:54,236 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 05:54:54,248 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 05:54:54,266 INFO L134 CoverageAnalysis]: Checked inductivity of 49 backedges. 18 proven. 0 refuted. 0 times theorem prover too weak. 31 trivial. 0 not checked. [2019-11-20 05:54:54,302 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 05:54:54,303 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 418 states to 148 states and 244 transitions. [2019-11-20 05:54:54,303 INFO L276 IsEmpty]: Start isEmpty. Operand 148 states and 244 transitions. [2019-11-20 05:54:54,304 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 78 [2019-11-20 05:54:54,304 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 05:54:54,316 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 05:54:54,334 INFO L134 CoverageAnalysis]: Checked inductivity of 50 backedges. 17 proven. 0 refuted. 0 times theorem prover too weak. 33 trivial. 0 not checked. [2019-11-20 05:54:54,373 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 05:54:54,374 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 419 states to 149 states and 245 transitions. [2019-11-20 05:54:54,374 INFO L276 IsEmpty]: Start isEmpty. Operand 149 states and 245 transitions. [2019-11-20 05:54:54,375 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 79 [2019-11-20 05:54:54,375 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 05:54:54,387 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 05:54:54,404 INFO L134 CoverageAnalysis]: Checked inductivity of 49 backedges. 18 proven. 0 refuted. 0 times theorem prover too weak. 31 trivial. 0 not checked. [2019-11-20 05:54:54,441 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 05:54:54,441 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 419 states to 71 states and 88 transitions. [2019-11-20 05:54:54,441 INFO L276 IsEmpty]: Start isEmpty. Operand 71 states and 88 transitions. [2019-11-20 05:54:54,442 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2019-11-20 05:54:54,442 WARN L425 CodeCheckObserver]: This Program is SAFE, Check terminated with 34 iterations. [2019-11-20 05:54:54,450 INFO L765 CodeCheckObserver]: All specifications hold 1 specifications checked. All of them hold [2019-11-20 05:54:54,820 INFO L569 CodeCheckObserver]: Invariant with dag size 1 [2019-11-20 05:54:54,824 INFO L569 CodeCheckObserver]: Invariant with dag size 1 [2019-11-20 05:54:54,824 INFO L569 CodeCheckObserver]: Invariant with dag size 9 [2019-11-20 05:54:54,828 INFO L569 CodeCheckObserver]: Invariant with dag size 1 [2019-11-20 05:54:54,828 INFO L569 CodeCheckObserver]: Invariant with dag size 1 [2019-11-20 05:54:54,828 INFO L569 CodeCheckObserver]: Invariant with dag size 1 [2019-11-20 05:54:54,828 INFO L569 CodeCheckObserver]: Invariant with dag size 11 [2019-11-20 05:54:54,829 INFO L569 CodeCheckObserver]: Invariant with dag size 1 [2019-11-20 05:54:54,829 INFO L569 CodeCheckObserver]: Invariant with dag size 1 [2019-11-20 05:54:54,830 INFO L569 CodeCheckObserver]: Invariant with dag size 1 [2019-11-20 05:54:54,830 INFO L569 CodeCheckObserver]: Invariant with dag size 7 [2019-11-20 05:54:54,830 INFO L569 CodeCheckObserver]: Invariant with dag size 1 [2019-11-20 05:54:54,831 INFO L569 CodeCheckObserver]: Invariant with dag size 3 [2019-11-20 05:54:54,831 INFO L569 CodeCheckObserver]: Invariant with dag size 1 [2019-11-20 05:54:54,832 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 20.11 05:54:54 ImpRootNode [2019-11-20 05:54:54,832 INFO L132 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2019-11-20 05:54:54,832 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2019-11-20 05:54:54,832 INFO L271 PluginConnector]: Initializing Witness Printer... [2019-11-20 05:54:54,832 INFO L275 PluginConnector]: Witness Printer initialized [2019-11-20 05:54:54,833 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.11 05:54:39" (3/4) ... [2019-11-20 05:54:54,836 INFO L137 WitnessPrinter]: Generating witness for correct program [2019-11-20 05:54:54,840 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure deactivatePump [2019-11-20 05:54:54,841 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure processEnvironment__wrappee__base [2019-11-20 05:54:54,841 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure changeMethaneLevel [2019-11-20 05:54:54,841 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure isMethaneLevelCritical [2019-11-20 05:54:54,841 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure timeShift [2019-11-20 05:54:54,841 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure cleanup [2019-11-20 05:54:54,842 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure waterRise [2019-11-20 05:54:54,842 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure processEnvironment__wrappee__lowWaterSensor [2019-11-20 05:54:54,849 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 61 nodes and edges [2019-11-20 05:54:54,850 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 21 nodes and edges [2019-11-20 05:54:54,850 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 11 nodes and edges [2019-11-20 05:54:54,851 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 5 nodes and edges [2019-11-20 05:54:54,851 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 2 nodes and edges [2019-11-20 05:54:54,852 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2019-11-20 05:54:54,878 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (pumpRunning == \old(pumpRunning) || 0 == systemActive) || !(pumpRunning == 0) [2019-11-20 05:54:54,878 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: pumpRunning == \old(pumpRunning) [2019-11-20 05:54:54,917 INFO L141 WitnessManager]: Wrote witness to /tmp/vcloud-vcloud-master/worker/run_dir_47405843-e368-4880-910d-832b8a2fc6fc/bin/ukojak/witness.graphml [2019-11-20 05:54:54,918 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2019-11-20 05:54:54,919 INFO L168 Benchmark]: Toolchain (without parser) took 17409.08 ms. Allocated memory was 1.0 GB in the beginning and 1.4 GB in the end (delta: 352.8 MB). Free memory was 950.1 MB in the beginning and 1.1 GB in the end (delta: -152.7 MB). Peak memory consumption was 200.1 MB. Max. memory is 11.5 GB. [2019-11-20 05:54:54,920 INFO L168 Benchmark]: CDTParser took 0.21 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. [2019-11-20 05:54:54,920 INFO L168 Benchmark]: CACSL2BoogieTranslator took 633.06 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 194.0 MB). Free memory was 944.7 MB in the beginning and 1.2 GB in the end (delta: -232.1 MB). Peak memory consumption was 17.6 MB. Max. memory is 11.5 GB. [2019-11-20 05:54:54,921 INFO L168 Benchmark]: Boogie Procedure Inliner took 52.48 ms. Allocated memory is still 1.2 GB. Free memory was 1.2 GB in the beginning and 1.2 GB in the end (delta: 5.4 MB). Peak memory consumption was 5.4 MB. Max. memory is 11.5 GB. [2019-11-20 05:54:54,921 INFO L168 Benchmark]: Boogie Preprocessor took 51.92 ms. Allocated memory is still 1.2 GB. Free memory is still 1.2 GB. There was no memory consumed. Max. memory is 11.5 GB. [2019-11-20 05:54:54,921 INFO L168 Benchmark]: RCFGBuilder took 932.82 ms. Allocated memory is still 1.2 GB. Free memory was 1.2 GB in the beginning and 1.1 GB in the end (delta: 81.5 MB). Peak memory consumption was 81.5 MB. Max. memory is 11.5 GB. [2019-11-20 05:54:54,922 INFO L168 Benchmark]: CodeCheck took 15649.48 ms. Allocated memory was 1.2 GB in the beginning and 1.4 GB in the end (delta: 158.9 MB). Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: -24.7 MB). Peak memory consumption was 134.2 MB. Max. memory is 11.5 GB. [2019-11-20 05:54:54,922 INFO L168 Benchmark]: Witness Printer took 85.76 ms. Allocated memory is still 1.4 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 11.8 MB). Peak memory consumption was 11.8 MB. Max. memory is 11.5 GB. [2019-11-20 05:54:54,924 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck: - StatisticsResult: Ultimate CodeCheck benchmark data CFG has 9 procedures, 60 locations, 1 error locations. Result: SAFE, OverallTime: 15.2s, OverallIterations: 34, TraceHistogramMax: 0, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, HoareTripleCheckerStatistics: -1994695004 SDtfs, 768435260 SDslu, 34417068 SDs, 0 SdLazy, 1474689868 SolverSat, 1630677124 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 23.4s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 15253 GetRequests, 14952 SyntacticMatches, 57 SemanticMatches, 244 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 24329 ImplicationChecksByTransitivity, 11.5s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=-1occurred in iteration=-1, traceCheckStatistics: 0.1s SsaConstructionTime, 0.5s SatisfiabilityAnalysisTime, 1.5s InterpolantComputationTime, 1435 NumberOfCodeBlocks, 1435 NumberOfCodeBlocksAsserted, 33 NumberOfCheckSat, 1402 ConstructedInterpolants, 0 QuantifiedInterpolants, 132439 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 33 InterpolantComputations, 26 PerfectInterpolantSequences, 398/427 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: 778]: 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: 418]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 408]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 527]: Loop Invariant Derived loop invariant: (pumpRunning == \old(pumpRunning) || 0 == systemActive) || !(pumpRunning == 0) - InvariantResult [Line: 535]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: -1]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 716]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 498]: Loop Invariant Derived loop invariant: ((0 == methaneLevelCritical && tmp == systemActive) && 1 == tmp) && pumpRunning == 0 - InvariantResult [Line: 498]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 755]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 717]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 800]: Loop Invariant Derived loop invariant: !(0 == tmp) || methaneLevelCritical == tmp - InvariantResult [Line: 800]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 560]: Loop Invariant Derived loop invariant: pumpRunning == \old(pumpRunning) - InvariantResult [Line: 628]: Loop Invariant Derived loop invariant: 1 * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.21 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 633.06 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 194.0 MB). Free memory was 944.7 MB in the beginning and 1.2 GB in the end (delta: -232.1 MB). Peak memory consumption was 17.6 MB. Max. memory is 11.5 GB. * Boogie Procedure Inliner took 52.48 ms. Allocated memory is still 1.2 GB. Free memory was 1.2 GB in the beginning and 1.2 GB in the end (delta: 5.4 MB). Peak memory consumption was 5.4 MB. Max. memory is 11.5 GB. * Boogie Preprocessor took 51.92 ms. Allocated memory is still 1.2 GB. Free memory is still 1.2 GB. There was no memory consumed. Max. memory is 11.5 GB. * RCFGBuilder took 932.82 ms. Allocated memory is still 1.2 GB. Free memory was 1.2 GB in the beginning and 1.1 GB in the end (delta: 81.5 MB). Peak memory consumption was 81.5 MB. Max. memory is 11.5 GB. * CodeCheck took 15649.48 ms. Allocated memory was 1.2 GB in the beginning and 1.4 GB in the end (delta: 158.9 MB). Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: -24.7 MB). Peak memory consumption was 134.2 MB. Max. memory is 11.5 GB. * Witness Printer took 85.76 ms. Allocated memory is still 1.4 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 11.8 MB). Peak memory consumption was 11.8 MB. Max. memory is 11.5 GB. RESULT: Ultimate proved your program to be correct! Received shutdown request...