./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/product-lines/minepump_spec2_product08.cil.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 69874e26 Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud-vcloud-master/worker/run_dir_125d5712-a492-433b-afa9-16eafad325e9/bin/ukojak/data/config -Xmx15G -Xms4m -jar /tmp/vcloud-vcloud-master/worker/run_dir_125d5712-a492-433b-afa9-16eafad325e9/bin/ukojak/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/run_dir_125d5712-a492-433b-afa9-16eafad325e9/bin/ukojak/data -tc /tmp/vcloud-vcloud-master/worker/run_dir_125d5712-a492-433b-afa9-16eafad325e9/bin/ukojak/config/KojakReach.xml -i ../../sv-benchmarks/c/product-lines/minepump_spec2_product08.cil.c -s /tmp/vcloud-vcloud-master/worker/run_dir_125d5712-a492-433b-afa9-16eafad325e9/bin/ukojak/config/svcomp-Reach-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/run_dir_125d5712-a492-433b-afa9-16eafad325e9/bin/ukojak --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Kojak --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash a22bfa4730ddab21776840b89a04f286cc468614 ........................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................ Execution finished normally Writing output log to file Ultimate.log Result: TRUE --- Real Ultimate output --- This is Ultimate 0.2.0-69874e2 [2020-12-01 17:35:45,166 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-12-01 17:35:45,170 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-12-01 17:35:45,256 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-12-01 17:35:45,257 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-12-01 17:35:45,259 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-12-01 17:35:45,261 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-12-01 17:35:45,274 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-12-01 17:35:45,281 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-12-01 17:35:45,283 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-12-01 17:35:45,285 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-12-01 17:35:45,289 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-12-01 17:35:45,291 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-12-01 17:35:45,301 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-12-01 17:35:45,303 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-12-01 17:35:45,306 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-12-01 17:35:45,308 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-12-01 17:35:45,312 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-12-01 17:35:45,316 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-12-01 17:35:45,322 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-12-01 17:35:45,330 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-12-01 17:35:45,332 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-12-01 17:35:45,336 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-12-01 17:35:45,338 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-12-01 17:35:45,345 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2020-12-01 17:35:45,346 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2020-12-01 17:35:45,346 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2020-12-01 17:35:45,349 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2020-12-01 17:35:45,350 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2020-12-01 17:35:45,352 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2020-12-01 17:35:45,352 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-12-01 17:35:45,354 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-12-01 17:35:45,357 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-12-01 17:35:45,359 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-12-01 17:35:45,361 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-12-01 17:35:45,361 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-12-01 17:35:45,362 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-12-01 17:35:45,363 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-12-01 17:35:45,363 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-12-01 17:35:45,364 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-12-01 17:35:45,365 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-12-01 17:35:45,368 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/run_dir_125d5712-a492-433b-afa9-16eafad325e9/bin/ukojak/config/svcomp-Reach-32bit-Kojak_Default.epf [2020-12-01 17:35:45,408 INFO L113 SettingsManager]: Loading preferences was successful [2020-12-01 17:35:45,408 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-12-01 17:35:45,409 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2020-12-01 17:35:45,410 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2020-12-01 17:35:45,411 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2020-12-01 17:35:45,411 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2020-12-01 17:35:45,411 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-12-01 17:35:45,412 INFO L138 SettingsManager]: * sizeof long=4 [2020-12-01 17:35:45,412 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2020-12-01 17:35:45,412 INFO L138 SettingsManager]: * sizeof POINTER=4 [2020-12-01 17:35:45,412 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-12-01 17:35:45,413 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2020-12-01 17:35:45,413 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-12-01 17:35:45,413 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2020-12-01 17:35:45,414 INFO L138 SettingsManager]: * sizeof long double=12 [2020-12-01 17:35:45,414 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2020-12-01 17:35:45,414 INFO L138 SettingsManager]: * Use constant arrays=true [2020-12-01 17:35:45,414 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2020-12-01 17:35:45,415 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2020-12-01 17:35:45,415 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2020-12-01 17:35:45,415 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-12-01 17:35:45,416 INFO L138 SettingsManager]: * To the following directory=./dump/ [2020-12-01 17:35:45,416 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2020-12-01 17:35:45,416 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-12-01 17:35:45,416 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2020-12-01 17:35:45,417 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2020-12-01 17:35:45,417 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2020-12-01 17:35:45,417 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-12-01 17:35:45,418 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2020-12-01 17:35:45,418 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/tmp/vcloud-vcloud-master/worker/run_dir_125d5712-a492-433b-afa9-16eafad325e9/bin/ukojak/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud-vcloud-master/worker/run_dir_125d5712-a492-433b-afa9-16eafad325e9/bin/ukojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> a22bfa4730ddab21776840b89a04f286cc468614 [2020-12-01 17:35:45,709 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2020-12-01 17:35:45,755 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-12-01 17:35:45,761 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-12-01 17:35:45,763 INFO L271 PluginConnector]: Initializing CDTParser... [2020-12-01 17:35:45,765 INFO L275 PluginConnector]: CDTParser initialized [2020-12-01 17:35:45,766 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/run_dir_125d5712-a492-433b-afa9-16eafad325e9/bin/ukojak/../../sv-benchmarks/c/product-lines/minepump_spec2_product08.cil.c [2020-12-01 17:35:45,859 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_125d5712-a492-433b-afa9-16eafad325e9/bin/ukojak/data/41415b640/70b034adc11043b4b76ad33ae8800956/FLAG4450869b9 [2020-12-01 17:35:46,437 INFO L306 CDTParser]: Found 1 translation units. [2020-12-01 17:35:46,438 INFO L160 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/run_dir_125d5712-a492-433b-afa9-16eafad325e9/sv-benchmarks/c/product-lines/minepump_spec2_product08.cil.c [2020-12-01 17:35:46,451 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_125d5712-a492-433b-afa9-16eafad325e9/bin/ukojak/data/41415b640/70b034adc11043b4b76ad33ae8800956/FLAG4450869b9 [2020-12-01 17:35:46,750 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/run_dir_125d5712-a492-433b-afa9-16eafad325e9/bin/ukojak/data/41415b640/70b034adc11043b4b76ad33ae8800956 [2020-12-01 17:35:46,753 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-12-01 17:35:46,755 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2020-12-01 17:35:46,757 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-12-01 17:35:46,757 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-12-01 17:35:46,776 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-12-01 17:35:46,777 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 01.12 05:35:46" (1/1) ... [2020-12-01 17:35:46,779 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@606b7ebb and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 05:35:46, skipping insertion in model container [2020-12-01 17:35:46,780 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 01.12 05:35:46" (1/1) ... [2020-12-01 17:35:46,788 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-12-01 17:35:46,866 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-12-01 17:35:47,219 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-12-01 17:35:47,246 INFO L203 MainTranslator]: Completed pre-run [2020-12-01 17:35:47,343 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-12-01 17:35:47,391 INFO L208 MainTranslator]: Completed translation [2020-12-01 17:35:47,394 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 05:35:47 WrapperNode [2020-12-01 17:35:47,394 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-12-01 17:35:47,397 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2020-12-01 17:35:47,397 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2020-12-01 17:35:47,397 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2020-12-01 17:35:47,408 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 05:35:47" (1/1) ... [2020-12-01 17:35:47,430 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 05:35:47" (1/1) ... [2020-12-01 17:35:47,475 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2020-12-01 17:35:47,476 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2020-12-01 17:35:47,476 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2020-12-01 17:35:47,477 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2020-12-01 17:35:47,491 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 05:35:47" (1/1) ... [2020-12-01 17:35:47,491 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 05:35:47" (1/1) ... [2020-12-01 17:35:47,500 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 05:35:47" (1/1) ... [2020-12-01 17:35:47,501 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 05:35:47" (1/1) ... [2020-12-01 17:35:47,517 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 05:35:47" (1/1) ... [2020-12-01 17:35:47,531 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 05:35:47" (1/1) ... [2020-12-01 17:35:47,534 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 05:35:47" (1/1) ... [2020-12-01 17:35:47,557 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2020-12-01 17:35:47,557 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2020-12-01 17:35:47,558 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2020-12-01 17:35:47,558 INFO L275 PluginConnector]: RCFGBuilder initialized [2020-12-01 17:35:47,563 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 05:35:47" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_125d5712-a492-433b-afa9-16eafad325e9/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 [2020-12-01 17:35:47,628 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2020-12-01 17:35:47,629 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__base [2020-12-01 17:35:47,629 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__base [2020-12-01 17:35:47,629 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneLevelCritical [2020-12-01 17:35:47,629 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneLevelCritical [2020-12-01 17:35:47,629 INFO L130 BoogieDeclarations]: Found specification of procedure timeShift [2020-12-01 17:35:47,629 INFO L138 BoogieDeclarations]: Found implementation of procedure timeShift [2020-12-01 17:35:47,630 INFO L130 BoogieDeclarations]: Found specification of procedure cleanup [2020-12-01 17:35:47,630 INFO L138 BoogieDeclarations]: Found implementation of procedure cleanup [2020-12-01 17:35:47,630 INFO L130 BoogieDeclarations]: Found specification of procedure waterRise [2020-12-01 17:35:47,630 INFO L138 BoogieDeclarations]: Found implementation of procedure waterRise [2020-12-01 17:35:47,630 INFO L130 BoogieDeclarations]: Found specification of procedure deactivatePump [2020-12-01 17:35:47,630 INFO L138 BoogieDeclarations]: Found implementation of procedure deactivatePump [2020-12-01 17:35:47,631 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2020-12-01 17:35:47,631 INFO L130 BoogieDeclarations]: Found specification of procedure changeMethaneLevel [2020-12-01 17:35:47,631 INFO L138 BoogieDeclarations]: Found implementation of procedure changeMethaneLevel [2020-12-01 17:35:47,631 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2020-12-01 17:35:47,631 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2020-12-01 17:35:49,155 INFO L293 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2020-12-01 17:35:49,160 INFO L298 CfgBuilder]: Removed 38 assume(true) statements. [2020-12-01 17:35:49,163 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 01.12 05:35:49 BoogieIcfgContainer [2020-12-01 17:35:49,164 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2020-12-01 17:35:49,165 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2020-12-01 17:35:49,166 INFO L271 PluginConnector]: Initializing CodeCheck... [2020-12-01 17:35:49,178 INFO L275 PluginConnector]: CodeCheck initialized [2020-12-01 17:35:49,178 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 01.12 05:35:49" (1/1) ... [2020-12-01 17:35:49,192 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-12-01 17:35:49,235 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 17:35:49,251 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 77 states to 57 states and 77 transitions. [2020-12-01 17:35:49,252 INFO L276 IsEmpty]: Start isEmpty. Operand 57 states and 77 transitions. [2020-12-01 17:35:49,260 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2020-12-01 17:35:49,260 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 17:35:49,412 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 17:35:49,542 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-12-01 17:35:49,557 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 17:35:49,558 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 75 states to 57 states and 75 transitions. [2020-12-01 17:35:49,558 INFO L276 IsEmpty]: Start isEmpty. Operand 57 states and 75 transitions. [2020-12-01 17:35:49,560 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2020-12-01 17:35:49,560 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 17:35:49,619 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 17:35:49,686 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-12-01 17:35:49,723 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 17:35:49,725 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 78 states to 59 states and 78 transitions. [2020-12-01 17:35:49,725 INFO L276 IsEmpty]: Start isEmpty. Operand 59 states and 78 transitions. [2020-12-01 17:35:49,727 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2020-12-01 17:35:49,727 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 17:35:49,812 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 17:35:49,918 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-12-01 17:35:49,945 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 17:35:49,947 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 86 states to 62 states and 86 transitions. [2020-12-01 17:35:49,948 INFO L276 IsEmpty]: Start isEmpty. Operand 62 states and 86 transitions. [2020-12-01 17:35:49,949 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2020-12-01 17:35:49,949 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 17:35:49,997 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 17:35:50,029 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-12-01 17:35:50,382 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 17:35:50,384 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 100 states to 70 states and 100 transitions. [2020-12-01 17:35:50,385 INFO L276 IsEmpty]: Start isEmpty. Operand 70 states and 100 transitions. [2020-12-01 17:35:50,386 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2020-12-01 17:35:50,387 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 17:35:50,434 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 17:35:50,494 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-12-01 17:35:50,517 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 17:35:50,519 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 101 states to 71 states and 101 transitions. [2020-12-01 17:35:50,519 INFO L276 IsEmpty]: Start isEmpty. Operand 71 states and 101 transitions. [2020-12-01 17:35:50,521 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2020-12-01 17:35:50,521 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 17:35:50,547 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 17:35:50,657 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-12-01 17:35:51,188 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 17:35:51,199 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 135 states to 87 states and 135 transitions. [2020-12-01 17:35:51,200 INFO L276 IsEmpty]: Start isEmpty. Operand 87 states and 135 transitions. [2020-12-01 17:35:51,208 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2020-12-01 17:35:51,212 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 17:35:51,261 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 17:35:51,329 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-12-01 17:35:51,339 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 17:35:51,346 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 136 states to 88 states and 136 transitions. [2020-12-01 17:35:51,346 INFO L276 IsEmpty]: Start isEmpty. Operand 88 states and 136 transitions. [2020-12-01 17:35:51,351 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2020-12-01 17:35:51,351 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 17:35:51,385 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 17:35:51,429 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-12-01 17:35:51,561 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 17:35:51,563 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 148 states to 93 states and 148 transitions. [2020-12-01 17:35:51,564 INFO L276 IsEmpty]: Start isEmpty. Operand 93 states and 148 transitions. [2020-12-01 17:35:51,570 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2020-12-01 17:35:51,570 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 17:35:51,604 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 17:35:51,632 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-12-01 17:35:51,651 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 17:35:51,653 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 149 states to 94 states and 149 transitions. [2020-12-01 17:35:51,653 INFO L276 IsEmpty]: Start isEmpty. Operand 94 states and 149 transitions. [2020-12-01 17:35:51,655 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2020-12-01 17:35:51,655 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 17:35:51,685 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 17:35:51,817 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-12-01 17:35:53,638 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 17:35:53,640 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 189 states to 113 states and 189 transitions. [2020-12-01 17:35:53,640 INFO L276 IsEmpty]: Start isEmpty. Operand 113 states and 189 transitions. [2020-12-01 17:35:53,642 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2020-12-01 17:35:53,642 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 17:35:53,661 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 17:35:53,755 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-12-01 17:35:54,034 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 17:35:54,037 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 196 states to 116 states and 196 transitions. [2020-12-01 17:35:54,038 INFO L276 IsEmpty]: Start isEmpty. Operand 116 states and 196 transitions. [2020-12-01 17:35:54,043 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2020-12-01 17:35:54,043 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 17:35:54,067 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 17:35:54,096 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-12-01 17:35:54,289 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 17:35:54,293 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 202 states to 120 states and 202 transitions. [2020-12-01 17:35:54,293 INFO L276 IsEmpty]: Start isEmpty. Operand 120 states and 202 transitions. [2020-12-01 17:35:54,294 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2020-12-01 17:35:54,295 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 17:35:54,320 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 17:35:54,348 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-12-01 17:35:54,416 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 17:35:54,418 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 210 states to 124 states and 209 transitions. [2020-12-01 17:35:54,418 INFO L276 IsEmpty]: Start isEmpty. Operand 124 states and 209 transitions. [2020-12-01 17:35:54,423 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2020-12-01 17:35:54,423 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 17:35:54,445 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 17:35:54,493 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-12-01 17:35:54,540 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 17:35:54,543 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 215 states to 127 states and 214 transitions. [2020-12-01 17:35:54,543 INFO L276 IsEmpty]: Start isEmpty. Operand 127 states and 214 transitions. [2020-12-01 17:35:54,544 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2020-12-01 17:35:54,544 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 17:35:54,562 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 17:35:54,599 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2020-12-01 17:35:54,651 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 17:35:54,656 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 225 states to 131 states and 224 transitions. [2020-12-01 17:35:54,656 INFO L276 IsEmpty]: Start isEmpty. Operand 131 states and 224 transitions. [2020-12-01 17:35:54,659 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 34 [2020-12-01 17:35:54,660 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 17:35:54,687 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 17:35:54,717 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2020-12-01 17:35:54,935 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 17:35:54,939 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 232 states to 134 states and 231 transitions. [2020-12-01 17:35:54,939 INFO L276 IsEmpty]: Start isEmpty. Operand 134 states and 231 transitions. [2020-12-01 17:35:54,942 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 41 [2020-12-01 17:35:54,942 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 17:35:54,964 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 17:35:54,985 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2020-12-01 17:35:55,097 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 17:35:55,099 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 245 states to 140 states and 244 transitions. [2020-12-01 17:35:55,099 INFO L276 IsEmpty]: Start isEmpty. Operand 140 states and 244 transitions. [2020-12-01 17:35:55,100 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2020-12-01 17:35:55,100 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 17:35:55,115 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 17:35:55,134 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2020-12-01 17:35:55,145 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 17:35:55,147 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 246 states to 141 states and 245 transitions. [2020-12-01 17:35:55,147 INFO L276 IsEmpty]: Start isEmpty. Operand 141 states and 245 transitions. [2020-12-01 17:35:55,150 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 40 [2020-12-01 17:35:55,150 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 17:35:55,164 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 17:35:55,225 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2020-12-01 17:35:55,807 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 17:35:55,808 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 252 states to 144 states and 251 transitions. [2020-12-01 17:35:55,809 INFO L276 IsEmpty]: Start isEmpty. Operand 144 states and 251 transitions. [2020-12-01 17:35:55,810 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 43 [2020-12-01 17:35:55,810 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 17:35:55,826 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 17:35:56,171 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 8 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2020-12-01 17:35:57,088 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 17:35:57,089 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 259 states to 147 states and 258 transitions. [2020-12-01 17:35:57,089 INFO L276 IsEmpty]: Start isEmpty. Operand 147 states and 258 transitions. [2020-12-01 17:35:57,090 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2020-12-01 17:35:57,090 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 17:35:57,107 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 17:35:57,130 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2020-12-01 17:35:57,323 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 17:35:57,324 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 262 states to 148 states and 261 transitions. [2020-12-01 17:35:57,325 INFO L276 IsEmpty]: Start isEmpty. Operand 148 states and 261 transitions. [2020-12-01 17:35:57,326 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 47 [2020-12-01 17:35:57,326 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 17:35:57,341 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 17:35:57,714 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 8 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2020-12-01 17:35:59,154 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 17:35:59,159 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 276 states to 155 states and 274 transitions. [2020-12-01 17:35:59,160 INFO L276 IsEmpty]: Start isEmpty. Operand 155 states and 274 transitions. [2020-12-01 17:35:59,161 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 45 [2020-12-01 17:35:59,161 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 17:35:59,192 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 17:35:59,229 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 7 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2020-12-01 17:35:59,407 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 17:35:59,408 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 286 states to 159 states and 284 transitions. [2020-12-01 17:35:59,409 INFO L276 IsEmpty]: Start isEmpty. Operand 159 states and 284 transitions. [2020-12-01 17:35:59,411 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 46 [2020-12-01 17:35:59,411 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 17:35:59,433 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 17:35:59,461 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 7 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2020-12-01 17:35:59,471 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 17:35:59,474 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 287 states to 160 states and 285 transitions. [2020-12-01 17:35:59,474 INFO L276 IsEmpty]: Start isEmpty. Operand 160 states and 285 transitions. [2020-12-01 17:35:59,476 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2020-12-01 17:35:59,476 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 17:35:59,507 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 17:35:59,543 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 7 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2020-12-01 17:36:00,140 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 17:36:00,144 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 293 states to 163 states and 291 transitions. [2020-12-01 17:36:00,145 INFO L276 IsEmpty]: Start isEmpty. Operand 163 states and 291 transitions. [2020-12-01 17:36:00,146 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2020-12-01 17:36:00,146 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 17:36:00,184 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 17:36:00,211 INFO L134 CoverageAnalysis]: Checked inductivity of 17 backedges. 7 proven. 0 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2020-12-01 17:36:00,599 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 17:36:00,603 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 305 states to 171 states and 303 transitions. [2020-12-01 17:36:00,603 INFO L276 IsEmpty]: Start isEmpty. Operand 171 states and 303 transitions. [2020-12-01 17:36:00,605 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 47 [2020-12-01 17:36:00,605 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 17:36:00,626 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 17:36:00,790 INFO L134 CoverageAnalysis]: Checked inductivity of 17 backedges. 0 proven. 6 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2020-12-01 17:36:02,926 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 17:36:02,929 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 344 states to 188 states and 337 transitions. [2020-12-01 17:36:02,929 INFO L276 IsEmpty]: Start isEmpty. Operand 188 states and 337 transitions. [2020-12-01 17:36:02,931 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 47 [2020-12-01 17:36:02,931 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 17:36:02,948 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 17:36:02,973 INFO L134 CoverageAnalysis]: Checked inductivity of 17 backedges. 7 proven. 0 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2020-12-01 17:36:02,993 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 17:36:02,995 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 345 states to 189 states and 338 transitions. [2020-12-01 17:36:02,995 INFO L276 IsEmpty]: Start isEmpty. Operand 189 states and 338 transitions. [2020-12-01 17:36:02,997 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2020-12-01 17:36:02,997 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 17:36:03,013 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 17:36:03,038 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 0 proven. 7 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2020-12-01 17:36:04,893 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 17:36:04,895 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 377 states to 201 states and 368 transitions. [2020-12-01 17:36:04,895 INFO L276 IsEmpty]: Start isEmpty. Operand 201 states and 368 transitions. [2020-12-01 17:36:04,896 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 49 [2020-12-01 17:36:04,897 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 17:36:04,911 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 17:36:04,931 INFO L134 CoverageAnalysis]: Checked inductivity of 19 backedges. 8 proven. 0 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2020-12-01 17:36:04,958 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 17:36:04,960 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 381 states to 204 states and 372 transitions. [2020-12-01 17:36:04,960 INFO L276 IsEmpty]: Start isEmpty. Operand 204 states and 372 transitions. [2020-12-01 17:36:04,962 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 50 [2020-12-01 17:36:04,962 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 17:36:04,976 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 17:36:05,000 INFO L134 CoverageAnalysis]: Checked inductivity of 17 backedges. 0 proven. 6 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2020-12-01 17:36:05,019 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 17:36:05,021 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 382 states to 205 states and 373 transitions. [2020-12-01 17:36:05,022 INFO L276 IsEmpty]: Start isEmpty. Operand 205 states and 373 transitions. [2020-12-01 17:36:05,023 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 50 [2020-12-01 17:36:05,023 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 17:36:05,037 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 17:36:05,056 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 7 proven. 0 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2020-12-01 17:36:06,617 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 17:36:06,619 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 403 states to 213 states and 392 transitions. [2020-12-01 17:36:06,619 INFO L276 IsEmpty]: Start isEmpty. Operand 213 states and 392 transitions. [2020-12-01 17:36:06,621 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2020-12-01 17:36:06,621 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 17:36:06,640 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 17:36:06,668 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 0 proven. 7 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2020-12-01 17:36:06,689 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 17:36:06,692 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 404 states to 214 states and 393 transitions. [2020-12-01 17:36:06,692 INFO L276 IsEmpty]: Start isEmpty. Operand 214 states and 393 transitions. [2020-12-01 17:36:06,694 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 53 [2020-12-01 17:36:06,694 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 17:36:06,712 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 17:36:06,733 INFO L134 CoverageAnalysis]: Checked inductivity of 21 backedges. 14 proven. 0 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2020-12-01 17:36:07,371 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 17:36:07,374 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 420 states to 222 states and 409 transitions. [2020-12-01 17:36:07,374 INFO L276 IsEmpty]: Start isEmpty. Operand 222 states and 409 transitions. [2020-12-01 17:36:07,376 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2020-12-01 17:36:07,376 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 17:36:07,392 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 17:36:07,413 INFO L134 CoverageAnalysis]: Checked inductivity of 17 backedges. 8 proven. 0 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2020-12-01 17:36:07,970 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 17:36:07,973 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 427 states to 227 states and 414 transitions. [2020-12-01 17:36:07,973 INFO L276 IsEmpty]: Start isEmpty. Operand 227 states and 414 transitions. [2020-12-01 17:36:07,975 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 56 [2020-12-01 17:36:07,975 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 17:36:07,991 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 17:36:08,010 INFO L134 CoverageAnalysis]: Checked inductivity of 21 backedges. 14 proven. 0 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2020-12-01 17:36:08,404 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 17:36:08,406 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 430 states to 228 states and 417 transitions. [2020-12-01 17:36:08,406 INFO L276 IsEmpty]: Start isEmpty. Operand 228 states and 417 transitions. [2020-12-01 17:36:08,408 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 59 [2020-12-01 17:36:08,408 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 17:36:08,423 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 17:36:08,442 INFO L134 CoverageAnalysis]: Checked inductivity of 39 backedges. 12 proven. 0 refuted. 0 times theorem prover too weak. 27 trivial. 0 not checked. [2020-12-01 17:36:08,633 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 17:36:08,636 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 439 states to 234 states and 426 transitions. [2020-12-01 17:36:08,636 INFO L276 IsEmpty]: Start isEmpty. Operand 234 states and 426 transitions. [2020-12-01 17:36:08,637 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 56 [2020-12-01 17:36:08,638 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 17:36:08,654 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 17:36:08,673 INFO L134 CoverageAnalysis]: Checked inductivity of 21 backedges. 14 proven. 0 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2020-12-01 17:36:08,724 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 17:36:08,726 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 440 states to 235 states and 427 transitions. [2020-12-01 17:36:08,726 INFO L276 IsEmpty]: Start isEmpty. Operand 235 states and 427 transitions. [2020-12-01 17:36:08,728 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 60 [2020-12-01 17:36:08,728 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 17:36:08,742 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 17:36:08,762 INFO L134 CoverageAnalysis]: Checked inductivity of 25 backedges. 16 proven. 0 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2020-12-01 17:36:09,025 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 17:36:09,027 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 449 states to 240 states and 436 transitions. [2020-12-01 17:36:09,027 INFO L276 IsEmpty]: Start isEmpty. Operand 240 states and 436 transitions. [2020-12-01 17:36:09,029 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 63 [2020-12-01 17:36:09,029 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 17:36:09,044 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 17:36:09,063 INFO L134 CoverageAnalysis]: Checked inductivity of 25 backedges. 16 proven. 0 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2020-12-01 17:36:09,083 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 17:36:09,085 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 450 states to 241 states and 437 transitions. [2020-12-01 17:36:09,085 INFO L276 IsEmpty]: Start isEmpty. Operand 241 states and 437 transitions. [2020-12-01 17:36:09,087 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 62 [2020-12-01 17:36:09,087 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 17:36:09,128 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 17:36:09,150 INFO L134 CoverageAnalysis]: Checked inductivity of 39 backedges. 12 proven. 0 refuted. 0 times theorem prover too weak. 27 trivial. 0 not checked. [2020-12-01 17:36:09,571 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 17:36:09,574 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 453 states to 242 states and 440 transitions. [2020-12-01 17:36:09,574 INFO L276 IsEmpty]: Start isEmpty. Operand 242 states and 440 transitions. [2020-12-01 17:36:09,575 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 62 [2020-12-01 17:36:09,576 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 17:36:09,591 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 17:36:09,619 INFO L134 CoverageAnalysis]: Checked inductivity of 39 backedges. 12 proven. 0 refuted. 0 times theorem prover too weak. 27 trivial. 0 not checked. [2020-12-01 17:36:09,639 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 17:36:09,642 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 454 states to 243 states and 441 transitions. [2020-12-01 17:36:09,642 INFO L276 IsEmpty]: Start isEmpty. Operand 243 states and 441 transitions. [2020-12-01 17:36:09,645 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 63 [2020-12-01 17:36:09,646 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 17:36:09,661 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 17:36:09,683 INFO L134 CoverageAnalysis]: Checked inductivity of 40 backedges. 13 proven. 0 refuted. 0 times theorem prover too weak. 27 trivial. 0 not checked. [2020-12-01 17:36:09,910 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 17:36:09,912 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 460 states to 246 states and 447 transitions. [2020-12-01 17:36:09,912 INFO L276 IsEmpty]: Start isEmpty. Operand 246 states and 447 transitions. [2020-12-01 17:36:09,914 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 64 [2020-12-01 17:36:09,914 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 17:36:09,931 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 17:36:09,956 INFO L134 CoverageAnalysis]: Checked inductivity of 42 backedges. 14 proven. 0 refuted. 0 times theorem prover too weak. 28 trivial. 0 not checked. [2020-12-01 17:36:09,978 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 17:36:09,980 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 464 states to 249 states and 451 transitions. [2020-12-01 17:36:09,980 INFO L276 IsEmpty]: Start isEmpty. Operand 249 states and 451 transitions. [2020-12-01 17:36:09,982 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 68 [2020-12-01 17:36:09,982 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 17:36:09,999 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 17:36:10,030 INFO L134 CoverageAnalysis]: Checked inductivity of 45 backedges. 14 proven. 0 refuted. 0 times theorem prover too weak. 31 trivial. 0 not checked. [2020-12-01 17:36:10,054 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 17:36:10,056 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 467 states to 252 states and 454 transitions. [2020-12-01 17:36:10,057 INFO L276 IsEmpty]: Start isEmpty. Operand 252 states and 454 transitions. [2020-12-01 17:36:10,058 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 67 [2020-12-01 17:36:10,059 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 17:36:10,079 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 17:36:10,116 INFO L134 CoverageAnalysis]: Checked inductivity of 40 backedges. 31 proven. 0 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2020-12-01 17:36:11,816 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 17:36:11,819 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 486 states to 262 states and 472 transitions. [2020-12-01 17:36:11,819 INFO L276 IsEmpty]: Start isEmpty. Operand 262 states and 472 transitions. [2020-12-01 17:36:11,820 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 67 [2020-12-01 17:36:11,821 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 17:36:11,840 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 17:36:11,869 INFO L134 CoverageAnalysis]: Checked inductivity of 42 backedges. 14 proven. 0 refuted. 0 times theorem prover too weak. 28 trivial. 0 not checked. [2020-12-01 17:36:11,893 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 17:36:11,896 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 487 states to 263 states and 473 transitions. [2020-12-01 17:36:11,896 INFO L276 IsEmpty]: Start isEmpty. Operand 263 states and 473 transitions. [2020-12-01 17:36:11,898 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 70 [2020-12-01 17:36:11,898 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 17:36:11,917 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 17:36:11,946 INFO L134 CoverageAnalysis]: Checked inductivity of 46 backedges. 13 proven. 0 refuted. 0 times theorem prover too weak. 33 trivial. 0 not checked. [2020-12-01 17:36:11,980 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 17:36:11,981 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 488 states to 97 states and 126 transitions. [2020-12-01 17:36:11,981 INFO L276 IsEmpty]: Start isEmpty. Operand 97 states and 126 transitions. [2020-12-01 17:36:11,982 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2020-12-01 17:36:11,982 WARN L425 CodeCheckObserver]: This Program is SAFE, Check terminated with 49 iterations. [2020-12-01 17:36:11,993 INFO L765 CodeCheckObserver]: All specifications hold 1 specifications checked. All of them hold [2020-12-01 17:36:12,477 INFO L569 CodeCheckObserver]: Invariant with dag size 1 [2020-12-01 17:36:12,485 INFO L569 CodeCheckObserver]: Invariant with dag size 7 [2020-12-01 17:36:12,490 INFO L569 CodeCheckObserver]: Invariant with dag size 1 [2020-12-01 17:36:12,506 INFO L569 CodeCheckObserver]: Invariant with dag size 19 [2020-12-01 17:36:12,508 INFO L569 CodeCheckObserver]: Invariant with dag size 1 [2020-12-01 17:36:12,508 INFO L569 CodeCheckObserver]: Invariant with dag size 1 [2020-12-01 17:36:12,508 INFO L569 CodeCheckObserver]: Invariant with dag size 1 [2020-12-01 17:36:12,508 INFO L569 CodeCheckObserver]: Invariant with dag size 1 [2020-12-01 17:36:12,508 INFO L569 CodeCheckObserver]: Invariant with dag size 1 [2020-12-01 17:36:12,508 INFO L569 CodeCheckObserver]: Invariant with dag size 1 [2020-12-01 17:36:12,509 INFO L569 CodeCheckObserver]: Invariant with dag size 1 [2020-12-01 17:36:12,509 INFO L569 CodeCheckObserver]: Invariant with dag size 9 [2020-12-01 17:36:12,509 INFO L569 CodeCheckObserver]: Invariant with dag size 1 [2020-12-01 17:36:12,510 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 01.12 05:36:12 ImpRootNode [2020-12-01 17:36:12,510 INFO L132 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2020-12-01 17:36:12,511 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2020-12-01 17:36:12,511 INFO L271 PluginConnector]: Initializing Witness Printer... [2020-12-01 17:36:12,511 INFO L275 PluginConnector]: Witness Printer initialized [2020-12-01 17:36:12,512 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 01.12 05:35:49" (3/4) ... [2020-12-01 17:36:12,516 INFO L137 WitnessPrinter]: Generating witness for correct program [2020-12-01 17:36:12,527 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure deactivatePump [2020-12-01 17:36:12,528 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure processEnvironment__wrappee__base [2020-12-01 17:36:12,528 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure changeMethaneLevel [2020-12-01 17:36:12,528 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure isMethaneLevelCritical [2020-12-01 17:36:12,528 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure timeShift [2020-12-01 17:36:12,528 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure cleanup [2020-12-01 17:36:12,529 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure waterRise [2020-12-01 17:36:12,536 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 57 nodes and edges [2020-12-01 17:36:12,540 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 22 nodes and edges [2020-12-01 17:36:12,540 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 11 nodes and edges [2020-12-01 17:36:12,541 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 5 nodes and edges [2020-12-01 17:36:12,542 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 2 nodes and edges [2020-12-01 17:36:12,542 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2020-12-01 17:36:12,543 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2020-12-01 17:36:12,573 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((!(0 == systemActive) && !(1 == systemActive)) || (!(pumpRunning == 0) && 1 == systemActive)) || pumpRunning == \old(pumpRunning)) || (!(pumpRunning == 0) && !(methaneLevelCritical == 0)) [2020-12-01 17:36:12,625 INFO L141 WitnessManager]: Wrote witness to /tmp/vcloud-vcloud-master/worker/run_dir_125d5712-a492-433b-afa9-16eafad325e9/bin/ukojak/witness.graphml [2020-12-01 17:36:12,628 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2020-12-01 17:36:12,630 INFO L168 Benchmark]: Toolchain (without parser) took 25873.65 ms. Allocated memory was 104.9 MB in the beginning and 434.1 MB in the end (delta: 329.3 MB). Free memory was 77.7 MB in the beginning and 250.0 MB in the end (delta: -172.3 MB). Peak memory consumption was 155.9 MB. Max. memory is 16.1 GB. [2020-12-01 17:36:12,630 INFO L168 Benchmark]: CDTParser took 0.34 ms. Allocated memory is still 104.9 MB. Free memory is still 62.2 MB. There was no memory consumed. Max. memory is 16.1 GB. [2020-12-01 17:36:12,631 INFO L168 Benchmark]: CACSL2BoogieTranslator took 637.72 ms. Allocated memory was 104.9 MB in the beginning and 136.3 MB in the end (delta: 31.5 MB). Free memory was 77.4 MB in the beginning and 102.8 MB in the end (delta: -25.4 MB). Peak memory consumption was 10.5 MB. Max. memory is 16.1 GB. [2020-12-01 17:36:12,631 INFO L168 Benchmark]: Boogie Procedure Inliner took 78.84 ms. Allocated memory is still 136.3 MB. Free memory was 102.3 MB in the beginning and 100.2 MB in the end (delta: 2.1 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. [2020-12-01 17:36:12,632 INFO L168 Benchmark]: Boogie Preprocessor took 80.63 ms. Allocated memory is still 136.3 MB. Free memory was 100.2 MB in the beginning and 98.1 MB in the end (delta: 2.1 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. [2020-12-01 17:36:12,632 INFO L168 Benchmark]: RCFGBuilder took 1606.96 ms. Allocated memory is still 136.3 MB. Free memory was 98.1 MB in the beginning and 93.5 MB in the end (delta: 4.6 MB). Peak memory consumption was 53.1 MB. Max. memory is 16.1 GB. [2020-12-01 17:36:12,632 INFO L168 Benchmark]: CodeCheck took 23344.97 ms. Allocated memory was 136.3 MB in the beginning and 434.1 MB in the end (delta: 297.8 MB). Free memory was 93.5 MB in the beginning and 255.2 MB in the end (delta: -161.7 MB). Peak memory consumption was 135.8 MB. Max. memory is 16.1 GB. [2020-12-01 17:36:12,633 INFO L168 Benchmark]: Witness Printer took 117.41 ms. Allocated memory is still 434.1 MB. Free memory was 254.2 MB in the beginning and 250.0 MB in the end (delta: 4.2 MB). Peak memory consumption was 4.2 MB. Max. memory is 16.1 GB. [2020-12-01 17:36:12,635 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck: - StatisticsResult: Ultimate CodeCheck benchmark data CFG has 8 procedures, 57 locations, 1 error locations. Started 1 CEGAR loops. VerificationResult: SAFE, OverallTime: 22.7s, OverallIterations: 49, TraceHistogramMax: 0, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 1916441928 SDtfs, 512478116 SDslu, 167014668 SDs, 0 SdLazy, -1152023524 SolverSat, -971699360 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 57.9s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 20852 GetRequests, 20553 SyntacticMatches, 27 SemanticMatches, 272 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 33798 ImplicationChecksByTransitivity, 16.4s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=-1occurred in iteration=-1, traceCheckStatistics: 0.2s SsaConstructionTime, 0.9s SatisfiabilityAnalysisTime, 2.4s InterpolantComputationTime, 2079 NumberOfCodeBlocks, 2079 NumberOfCodeBlocksAsserted, 48 NumberOfCheckSat, 2031 ConstructedInterpolants, 0 QuantifiedInterpolants, 177052 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 48 InterpolantComputations, 42 PerfectInterpolantSequences, 710/738 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: 3]: 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: 836]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 660]: Loop Invariant Derived loop invariant: methaneLevelCritical == tmp || !(0 == tmp) - InvariantResult [Line: 660]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 761]: Loop Invariant Derived loop invariant: (((!(0 == systemActive) && !(1 == systemActive)) || (!(pumpRunning == 0) && 1 == systemActive)) || pumpRunning == \old(pumpRunning)) || (!(pumpRunning == 0) && !(methaneLevelCritical == 0)) - InvariantResult [Line: 769]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: -1]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 1]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 54]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 693]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 44]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 134]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 134]: Loop Invariant Derived loop invariant: (1 == systemActive && methaneLevelCritical == 0) && pumpRunning == 0 - InvariantResult [Line: 694]: Loop Invariant Derived loop invariant: 1 * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.34 ms. Allocated memory is still 104.9 MB. Free memory is still 62.2 MB. There was no memory consumed. Max. memory is 16.1 GB. * CACSL2BoogieTranslator took 637.72 ms. Allocated memory was 104.9 MB in the beginning and 136.3 MB in the end (delta: 31.5 MB). Free memory was 77.4 MB in the beginning and 102.8 MB in the end (delta: -25.4 MB). Peak memory consumption was 10.5 MB. Max. memory is 16.1 GB. * Boogie Procedure Inliner took 78.84 ms. Allocated memory is still 136.3 MB. Free memory was 102.3 MB in the beginning and 100.2 MB in the end (delta: 2.1 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. * Boogie Preprocessor took 80.63 ms. Allocated memory is still 136.3 MB. Free memory was 100.2 MB in the beginning and 98.1 MB in the end (delta: 2.1 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. * RCFGBuilder took 1606.96 ms. Allocated memory is still 136.3 MB. Free memory was 98.1 MB in the beginning and 93.5 MB in the end (delta: 4.6 MB). Peak memory consumption was 53.1 MB. Max. memory is 16.1 GB. * CodeCheck took 23344.97 ms. Allocated memory was 136.3 MB in the beginning and 434.1 MB in the end (delta: 297.8 MB). Free memory was 93.5 MB in the beginning and 255.2 MB in the end (delta: -161.7 MB). Peak memory consumption was 135.8 MB. Max. memory is 16.1 GB. * Witness Printer took 117.41 ms. Allocated memory is still 434.1 MB. Free memory was 254.2 MB in the beginning and 250.0 MB in the end (delta: 4.2 MB). Peak memory consumption was 4.2 MB. Max. memory is 16.1 GB. RESULT: Ultimate proved your program to be correct! Received shutdown request...