./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/product-lines/minepump_spec2_product47.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_1e057b57-7de8-46d1-ac36-3ae617fb67bb/bin/ukojak/data/config -Xmx15G -Xms4m -jar /tmp/vcloud-vcloud-master/worker/run_dir_1e057b57-7de8-46d1-ac36-3ae617fb67bb/bin/ukojak/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/run_dir_1e057b57-7de8-46d1-ac36-3ae617fb67bb/bin/ukojak/data -tc /tmp/vcloud-vcloud-master/worker/run_dir_1e057b57-7de8-46d1-ac36-3ae617fb67bb/bin/ukojak/config/KojakReach.xml -i ../../sv-benchmarks/c/product-lines/minepump_spec2_product47.cil.c -s /tmp/vcloud-vcloud-master/worker/run_dir_1e057b57-7de8-46d1-ac36-3ae617fb67bb/bin/ukojak/config/svcomp-Reach-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/run_dir_1e057b57-7de8-46d1-ac36-3ae617fb67bb/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 fed47f8471b5c81afa3edb58ddb4d4213a39ce3e ......................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... 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 17:19:12,523 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-12-01 17:19:12,526 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-12-01 17:19:12,607 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-12-01 17:19:12,608 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-12-01 17:19:12,610 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-12-01 17:19:12,612 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-12-01 17:19:12,618 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-12-01 17:19:12,622 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-12-01 17:19:12,624 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-12-01 17:19:12,626 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-12-01 17:19:12,628 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-12-01 17:19:12,629 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-12-01 17:19:12,630 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-12-01 17:19:12,632 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-12-01 17:19:12,635 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-12-01 17:19:12,636 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-12-01 17:19:12,638 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-12-01 17:19:12,641 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-12-01 17:19:12,644 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-12-01 17:19:12,647 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-12-01 17:19:12,649 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-12-01 17:19:12,651 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-12-01 17:19:12,653 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-12-01 17:19:12,657 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2020-12-01 17:19:12,658 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2020-12-01 17:19:12,659 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2020-12-01 17:19:12,660 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2020-12-01 17:19:12,661 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2020-12-01 17:19:12,663 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2020-12-01 17:19:12,663 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-12-01 17:19:12,665 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-12-01 17:19:12,666 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-12-01 17:19:12,667 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-12-01 17:19:12,669 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-12-01 17:19:12,669 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-12-01 17:19:12,670 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-12-01 17:19:12,671 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-12-01 17:19:12,671 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-12-01 17:19:12,672 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-12-01 17:19:12,674 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-12-01 17:19:12,675 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/run_dir_1e057b57-7de8-46d1-ac36-3ae617fb67bb/bin/ukojak/config/svcomp-Reach-32bit-Kojak_Default.epf [2020-12-01 17:19:12,704 INFO L113 SettingsManager]: Loading preferences was successful [2020-12-01 17:19:12,705 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-12-01 17:19:12,706 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2020-12-01 17:19:12,706 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2020-12-01 17:19:12,707 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2020-12-01 17:19:12,707 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2020-12-01 17:19:12,708 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-12-01 17:19:12,708 INFO L138 SettingsManager]: * sizeof long=4 [2020-12-01 17:19:12,708 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2020-12-01 17:19:12,709 INFO L138 SettingsManager]: * sizeof POINTER=4 [2020-12-01 17:19:12,709 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-12-01 17:19:12,709 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2020-12-01 17:19:12,709 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-12-01 17:19:12,710 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2020-12-01 17:19:12,710 INFO L138 SettingsManager]: * sizeof long double=12 [2020-12-01 17:19:12,710 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2020-12-01 17:19:12,711 INFO L138 SettingsManager]: * Use constant arrays=true [2020-12-01 17:19:12,711 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2020-12-01 17:19:12,711 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2020-12-01 17:19:12,711 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2020-12-01 17:19:12,712 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-12-01 17:19:12,712 INFO L138 SettingsManager]: * To the following directory=./dump/ [2020-12-01 17:19:12,712 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2020-12-01 17:19:12,713 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-12-01 17:19:12,713 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2020-12-01 17:19:12,713 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2020-12-01 17:19:12,713 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2020-12-01 17:19:12,714 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-12-01 17:19:12,714 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2020-12-01 17:19:12,714 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_1e057b57-7de8-46d1-ac36-3ae617fb67bb/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud-vcloud-master/worker/run_dir_1e057b57-7de8-46d1-ac36-3ae617fb67bb/bin/ukojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> fed47f8471b5c81afa3edb58ddb4d4213a39ce3e [2020-12-01 17:19:12,977 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2020-12-01 17:19:13,009 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-12-01 17:19:13,012 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-12-01 17:19:13,013 INFO L271 PluginConnector]: Initializing CDTParser... [2020-12-01 17:19:13,017 INFO L275 PluginConnector]: CDTParser initialized [2020-12-01 17:19:13,019 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/run_dir_1e057b57-7de8-46d1-ac36-3ae617fb67bb/bin/ukojak/../../sv-benchmarks/c/product-lines/minepump_spec2_product47.cil.c [2020-12-01 17:19:13,109 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_1e057b57-7de8-46d1-ac36-3ae617fb67bb/bin/ukojak/data/f84a4650a/fffbacb58ae34e8bb8579ee39de068c7/FLAGfe0fdc5cd [2020-12-01 17:19:13,706 INFO L306 CDTParser]: Found 1 translation units. [2020-12-01 17:19:13,707 INFO L160 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/run_dir_1e057b57-7de8-46d1-ac36-3ae617fb67bb/sv-benchmarks/c/product-lines/minepump_spec2_product47.cil.c [2020-12-01 17:19:13,727 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_1e057b57-7de8-46d1-ac36-3ae617fb67bb/bin/ukojak/data/f84a4650a/fffbacb58ae34e8bb8579ee39de068c7/FLAGfe0fdc5cd [2020-12-01 17:19:14,013 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/run_dir_1e057b57-7de8-46d1-ac36-3ae617fb67bb/bin/ukojak/data/f84a4650a/fffbacb58ae34e8bb8579ee39de068c7 [2020-12-01 17:19:14,016 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-12-01 17:19:14,018 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2020-12-01 17:19:14,020 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-12-01 17:19:14,020 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-12-01 17:19:14,024 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-12-01 17:19:14,025 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 01.12 05:19:14" (1/1) ... [2020-12-01 17:19:14,028 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@190175e3 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 05:19:14, skipping insertion in model container [2020-12-01 17:19:14,029 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 01.12 05:19:14" (1/1) ... [2020-12-01 17:19:14,038 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-12-01 17:19:14,109 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-12-01 17:19:14,432 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-12-01 17:19:14,443 INFO L203 MainTranslator]: Completed pre-run [2020-12-01 17:19:14,576 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-12-01 17:19:14,626 INFO L208 MainTranslator]: Completed translation [2020-12-01 17:19:14,626 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 05:19:14 WrapperNode [2020-12-01 17:19:14,626 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-12-01 17:19:14,628 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2020-12-01 17:19:14,628 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2020-12-01 17:19:14,629 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2020-12-01 17:19:14,638 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 05:19:14" (1/1) ... [2020-12-01 17:19:14,673 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 05:19:14" (1/1) ... [2020-12-01 17:19:14,708 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2020-12-01 17:19:14,709 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2020-12-01 17:19:14,709 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2020-12-01 17:19:14,710 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2020-12-01 17:19:14,720 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 05:19:14" (1/1) ... [2020-12-01 17:19:14,720 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 05:19:14" (1/1) ... [2020-12-01 17:19:14,725 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 05:19:14" (1/1) ... [2020-12-01 17:19:14,725 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 05:19:14" (1/1) ... [2020-12-01 17:19:14,735 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 05:19:14" (1/1) ... [2020-12-01 17:19:14,740 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 05:19:14" (1/1) ... [2020-12-01 17:19:14,744 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 05:19:14" (1/1) ... [2020-12-01 17:19:14,748 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2020-12-01 17:19:14,749 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2020-12-01 17:19:14,750 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2020-12-01 17:19:14,750 INFO L275 PluginConnector]: RCFGBuilder initialized [2020-12-01 17:19:14,751 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 05:19:14" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_1e057b57-7de8-46d1-ac36-3ae617fb67bb/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 17:19:14,838 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2020-12-01 17:19:14,838 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__base [2020-12-01 17:19:14,838 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__base [2020-12-01 17:19:14,838 INFO L130 BoogieDeclarations]: Found specification of procedure timeShift [2020-12-01 17:19:14,838 INFO L138 BoogieDeclarations]: Found implementation of procedure timeShift [2020-12-01 17:19:14,839 INFO L130 BoogieDeclarations]: Found specification of procedure cleanup [2020-12-01 17:19:14,839 INFO L138 BoogieDeclarations]: Found implementation of procedure cleanup [2020-12-01 17:19:14,839 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneLevelCritical [2020-12-01 17:19:14,839 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneLevelCritical [2020-12-01 17:19:14,839 INFO L130 BoogieDeclarations]: Found specification of procedure waterRise [2020-12-01 17:19:14,840 INFO L138 BoogieDeclarations]: Found implementation of procedure waterRise [2020-12-01 17:19:14,840 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__methaneQuery [2020-12-01 17:19:14,840 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__methaneQuery [2020-12-01 17:19:14,840 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneAlarm [2020-12-01 17:19:14,840 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneAlarm [2020-12-01 17:19:14,841 INFO L130 BoogieDeclarations]: Found specification of procedure deactivatePump [2020-12-01 17:19:14,841 INFO L138 BoogieDeclarations]: Found implementation of procedure deactivatePump [2020-12-01 17:19:14,841 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2020-12-01 17:19:14,841 INFO L130 BoogieDeclarations]: Found specification of procedure changeMethaneLevel [2020-12-01 17:19:14,841 INFO L138 BoogieDeclarations]: Found implementation of procedure changeMethaneLevel [2020-12-01 17:19:14,841 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2020-12-01 17:19:14,842 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2020-12-01 17:19:16,325 INFO L293 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2020-12-01 17:19:16,326 INFO L298 CfgBuilder]: Removed 42 assume(true) statements. [2020-12-01 17:19:16,328 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 01.12 05:19:16 BoogieIcfgContainer [2020-12-01 17:19:16,329 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2020-12-01 17:19:16,330 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2020-12-01 17:19:16,330 INFO L271 PluginConnector]: Initializing CodeCheck... [2020-12-01 17:19:16,342 INFO L275 PluginConnector]: CodeCheck initialized [2020-12-01 17:19:16,343 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 01.12 05:19:16" (1/1) ... [2020-12-01 17:19:16,353 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-12-01 17:19:16,389 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 17:19:16,401 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 94 states to 70 states and 94 transitions. [2020-12-01 17:19:16,402 INFO L276 IsEmpty]: Start isEmpty. Operand 70 states and 94 transitions. [2020-12-01 17:19:16,409 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2020-12-01 17:19:16,409 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 17:19:16,575 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 17:19:16,703 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 17:19:16,722 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 17:19:16,745 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 92 states to 70 states and 92 transitions. [2020-12-01 17:19:16,745 INFO L276 IsEmpty]: Start isEmpty. Operand 70 states and 92 transitions. [2020-12-01 17:19:16,747 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2020-12-01 17:19:16,747 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 17:19:16,810 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 17:19:16,904 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 17:19:16,944 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 17:19:16,951 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 95 states to 72 states and 95 transitions. [2020-12-01 17:19:16,951 INFO L276 IsEmpty]: Start isEmpty. Operand 72 states and 95 transitions. [2020-12-01 17:19:16,955 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2020-12-01 17:19:16,955 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 17:19:17,036 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 17:19:17,109 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 17:19:17,296 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 17:19:17,299 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 116 states to 82 states and 116 transitions. [2020-12-01 17:19:17,299 INFO L276 IsEmpty]: Start isEmpty. Operand 82 states and 116 transitions. [2020-12-01 17:19:17,301 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2020-12-01 17:19:17,301 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 17:19:17,342 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 17:19:17,391 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 17:19:17,397 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 17:19:17,399 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 117 states to 83 states and 117 transitions. [2020-12-01 17:19:17,399 INFO L276 IsEmpty]: Start isEmpty. Operand 83 states and 117 transitions. [2020-12-01 17:19:17,401 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2020-12-01 17:19:17,401 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 17:19:17,442 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 17:19:17,492 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 17:19:17,501 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 17:19:17,503 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 118 states to 84 states and 118 transitions. [2020-12-01 17:19:17,503 INFO L276 IsEmpty]: Start isEmpty. Operand 84 states and 118 transitions. [2020-12-01 17:19:17,505 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2020-12-01 17:19:17,505 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 17:19:17,524 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 17:19:17,547 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 17:19:17,556 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 17:19:17,558 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 119 states to 85 states and 119 transitions. [2020-12-01 17:19:17,559 INFO L276 IsEmpty]: Start isEmpty. Operand 85 states and 119 transitions. [2020-12-01 17:19:17,560 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2020-12-01 17:19:17,560 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 17:19:17,580 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 17:19:17,680 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 17:19:18,376 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 17:19:18,378 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 157 states to 102 states and 157 transitions. [2020-12-01 17:19:18,378 INFO L276 IsEmpty]: Start isEmpty. Operand 102 states and 157 transitions. [2020-12-01 17:19:18,381 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2020-12-01 17:19:18,381 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 17:19:18,398 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 17:19:18,428 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 17:19:18,444 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 17:19:18,445 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 158 states to 103 states and 158 transitions. [2020-12-01 17:19:18,446 INFO L276 IsEmpty]: Start isEmpty. Operand 103 states and 158 transitions. [2020-12-01 17:19:18,453 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2020-12-01 17:19:18,454 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 17:19:18,480 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 17:19:18,548 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 17:19:19,747 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 17:19:19,750 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 203 states to 123 states and 203 transitions. [2020-12-01 17:19:19,750 INFO L276 IsEmpty]: Start isEmpty. Operand 123 states and 203 transitions. [2020-12-01 17:19:19,753 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2020-12-01 17:19:19,753 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 17:19:19,784 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 17:19:20,006 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 17:19:21,102 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 17:19:21,104 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 247 states to 136 states and 243 transitions. [2020-12-01 17:19:21,104 INFO L276 IsEmpty]: Start isEmpty. Operand 136 states and 243 transitions. [2020-12-01 17:19:21,105 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2020-12-01 17:19:21,106 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 17:19:21,121 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 17:19:21,140 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 17:19:21,330 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 17:19:21,337 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 249 states to 138 states and 245 transitions. [2020-12-01 17:19:21,338 INFO L276 IsEmpty]: Start isEmpty. Operand 138 states and 245 transitions. [2020-12-01 17:19:21,345 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2020-12-01 17:19:21,346 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 17:19:21,394 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 17:19:21,434 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 17:19:21,472 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 17:19:21,474 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 252 states to 139 states and 248 transitions. [2020-12-01 17:19:21,475 INFO L276 IsEmpty]: Start isEmpty. Operand 139 states and 248 transitions. [2020-12-01 17:19:21,476 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2020-12-01 17:19:21,476 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 17:19:21,506 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 17:19:21,528 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 17:19:21,636 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 17:19:21,637 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 253 states to 140 states and 249 transitions. [2020-12-01 17:19:21,638 INFO L276 IsEmpty]: Start isEmpty. Operand 140 states and 249 transitions. [2020-12-01 17:19:21,642 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2020-12-01 17:19:21,644 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 17:19:21,659 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 17:19:21,682 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 17:19:21,915 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 17:19:21,917 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 261 states to 145 states and 257 transitions. [2020-12-01 17:19:21,917 INFO L276 IsEmpty]: Start isEmpty. Operand 145 states and 257 transitions. [2020-12-01 17:19:21,918 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2020-12-01 17:19:21,919 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 17:19:21,934 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 17:19:21,952 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 17:19:22,190 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 17:19:22,192 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 264 states to 146 states and 260 transitions. [2020-12-01 17:19:22,192 INFO L276 IsEmpty]: Start isEmpty. Operand 146 states and 260 transitions. [2020-12-01 17:19:22,193 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2020-12-01 17:19:22,194 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 17:19:22,211 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 17:19:22,250 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 17:19:22,604 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 17:19:22,606 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 269 states to 150 states and 265 transitions. [2020-12-01 17:19:22,606 INFO L276 IsEmpty]: Start isEmpty. Operand 150 states and 265 transitions. [2020-12-01 17:19:22,607 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2020-12-01 17:19:22,607 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 17:19:22,623 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 17:19:22,644 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 17:19:22,894 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 17:19:22,895 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 278 states to 155 states and 274 transitions. [2020-12-01 17:19:22,896 INFO L276 IsEmpty]: Start isEmpty. Operand 155 states and 274 transitions. [2020-12-01 17:19:22,897 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 38 [2020-12-01 17:19:22,898 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 17:19:22,915 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 17:19:22,987 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 17:19:23,232 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 17:19:23,234 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 286 states to 158 states and 282 transitions. [2020-12-01 17:19:23,235 INFO L276 IsEmpty]: Start isEmpty. Operand 158 states and 282 transitions. [2020-12-01 17:19:23,236 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 41 [2020-12-01 17:19:23,236 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 17:19:23,252 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 17:19:23,269 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 17:19:23,553 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 17:19:23,556 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 294 states to 161 states and 290 transitions. [2020-12-01 17:19:23,556 INFO L276 IsEmpty]: Start isEmpty. Operand 161 states and 290 transitions. [2020-12-01 17:19:23,557 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 40 [2020-12-01 17:19:23,558 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 17:19:23,576 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 17:19:23,604 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 17:19:24,485 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 17:19:24,487 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 315 states to 170 states and 311 transitions. [2020-12-01 17:19:24,487 INFO L276 IsEmpty]: Start isEmpty. Operand 170 states and 311 transitions. [2020-12-01 17:19:24,489 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 43 [2020-12-01 17:19:24,489 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 17:19:24,505 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 17:19:24,535 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 17:19:24,556 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 17:19:24,558 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 316 states to 171 states and 312 transitions. [2020-12-01 17:19:24,558 INFO L276 IsEmpty]: Start isEmpty. Operand 171 states and 312 transitions. [2020-12-01 17:19:24,560 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 43 [2020-12-01 17:19:24,560 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 17:19:24,576 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 17:19:24,939 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 17:19:26,145 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 17:19:26,147 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 325 states to 174 states and 321 transitions. [2020-12-01 17:19:26,147 INFO L276 IsEmpty]: Start isEmpty. Operand 174 states and 321 transitions. [2020-12-01 17:19:26,149 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 43 [2020-12-01 17:19:26,149 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 17:19:26,171 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 17:19:26,201 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 17:19:26,503 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 17:19:26,505 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 337 states to 181 states and 333 transitions. [2020-12-01 17:19:26,505 INFO L276 IsEmpty]: Start isEmpty. Operand 181 states and 333 transitions. [2020-12-01 17:19:26,507 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2020-12-01 17:19:26,507 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 17:19:26,525 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 17:19:26,551 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 17:19:27,654 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 17:19:27,655 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 353 states to 188 states and 349 transitions. [2020-12-01 17:19:27,656 INFO L276 IsEmpty]: Start isEmpty. Operand 188 states and 349 transitions. [2020-12-01 17:19:27,657 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 47 [2020-12-01 17:19:27,657 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 17:19:27,673 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 17:19:27,701 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 17:19:27,726 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 17:19:27,728 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 354 states to 189 states and 350 transitions. [2020-12-01 17:19:27,729 INFO L276 IsEmpty]: Start isEmpty. Operand 189 states and 350 transitions. [2020-12-01 17:19:27,730 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2020-12-01 17:19:27,730 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 17:19:27,745 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 17:19:27,764 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 17:19:27,784 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 17:19:27,786 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 355 states to 190 states and 351 transitions. [2020-12-01 17:19:27,786 INFO L276 IsEmpty]: Start isEmpty. Operand 190 states and 351 transitions. [2020-12-01 17:19:27,787 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2020-12-01 17:19:27,787 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 17:19:27,802 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 17:19:27,824 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 17:19:27,834 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 17:19:27,836 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 355 states to 191 states and 351 transitions. [2020-12-01 17:19:27,836 INFO L276 IsEmpty]: Start isEmpty. Operand 191 states and 351 transitions. [2020-12-01 17:19:27,838 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 46 [2020-12-01 17:19:27,838 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 17:19:27,854 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 17:19:27,879 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 17:19:27,897 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 17:19:27,900 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 356 states to 192 states and 352 transitions. [2020-12-01 17:19:27,900 INFO L276 IsEmpty]: Start isEmpty. Operand 192 states and 352 transitions. [2020-12-01 17:19:27,901 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 46 [2020-12-01 17:19:27,902 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 17:19:27,917 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 17:19:27,939 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 14 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2020-12-01 17:19:29,030 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 17:19:29,032 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 381 states to 202 states and 373 transitions. [2020-12-01 17:19:29,032 INFO L276 IsEmpty]: Start isEmpty. Operand 202 states and 373 transitions. [2020-12-01 17:19:29,034 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 47 [2020-12-01 17:19:29,034 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 17:19:29,053 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 17:19:29,080 INFO L134 CoverageAnalysis]: Checked inductivity of 17 backedges. 15 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2020-12-01 17:19:29,526 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 17:19:29,528 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 403 states to 209 states and 393 transitions. [2020-12-01 17:19:29,528 INFO L276 IsEmpty]: Start isEmpty. Operand 209 states and 393 transitions. [2020-12-01 17:19:29,530 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 47 [2020-12-01 17:19:29,530 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 17:19:29,548 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 17:19:29,569 INFO L134 CoverageAnalysis]: Checked inductivity of 17 backedges. 15 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2020-12-01 17:19:29,581 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 17:19:29,583 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 403 states to 210 states and 393 transitions. [2020-12-01 17:19:29,584 INFO L276 IsEmpty]: Start isEmpty. Operand 210 states and 393 transitions. [2020-12-01 17:19:29,585 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2020-12-01 17:19:29,585 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 17:19:29,631 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 17:19:29,785 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 16 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2020-12-01 17:19:32,329 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 17:19:32,332 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 432 states to 220 states and 419 transitions. [2020-12-01 17:19:32,332 INFO L276 IsEmpty]: Start isEmpty. Operand 220 states and 419 transitions. [2020-12-01 17:19:32,333 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 49 [2020-12-01 17:19:32,334 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 17:19:32,363 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 17:19:32,383 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 14 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2020-12-01 17:19:32,402 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 17:19:32,404 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 433 states to 221 states and 420 transitions. [2020-12-01 17:19:32,404 INFO L276 IsEmpty]: Start isEmpty. Operand 221 states and 420 transitions. [2020-12-01 17:19:32,412 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 50 [2020-12-01 17:19:32,413 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 17:19:32,429 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 17:19:32,453 INFO L134 CoverageAnalysis]: Checked inductivity of 17 backedges. 15 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2020-12-01 17:19:32,475 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 17:19:32,477 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 434 states to 222 states and 421 transitions. [2020-12-01 17:19:32,477 INFO L276 IsEmpty]: Start isEmpty. Operand 222 states and 421 transitions. [2020-12-01 17:19:32,479 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 49 [2020-12-01 17:19:32,480 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 17:19:32,496 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 17:19:32,519 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 17:19:35,949 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 17:19:35,957 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 485 states to 238 states and 466 transitions. [2020-12-01 17:19:35,957 INFO L276 IsEmpty]: Start isEmpty. Operand 238 states and 466 transitions. [2020-12-01 17:19:35,959 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2020-12-01 17:19:35,959 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 17:19:35,976 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 17:19:36,025 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 17:19:36,054 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 17:19:36,057 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 486 states to 239 states and 467 transitions. [2020-12-01 17:19:36,057 INFO L276 IsEmpty]: Start isEmpty. Operand 239 states and 467 transitions. [2020-12-01 17:19:36,059 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2020-12-01 17:19:36,059 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 17:19:36,076 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 17:19:36,097 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 17:19:36,898 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 17:19:36,901 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 496 states to 243 states and 477 transitions. [2020-12-01 17:19:36,901 INFO L276 IsEmpty]: Start isEmpty. Operand 243 states and 477 transitions. [2020-12-01 17:19:36,903 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 53 [2020-12-01 17:19:36,903 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 17:19:36,919 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 17:19:36,944 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 9 proven. 0 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2020-12-01 17:19:38,022 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 17:19:38,025 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 527 states to 251 states and 504 transitions. [2020-12-01 17:19:38,025 INFO L276 IsEmpty]: Start isEmpty. Operand 251 states and 504 transitions. [2020-12-01 17:19:38,027 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 67 [2020-12-01 17:19:38,028 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 17:19:38,044 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 17:19:38,080 INFO L134 CoverageAnalysis]: Checked inductivity of 22 backedges. 5 proven. 3 refuted. 0 times theorem prover too weak. 14 trivial. 0 not checked. [2020-12-01 17:19:39,623 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 17:19:39,625 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 559 states to 260 states and 532 transitions. [2020-12-01 17:19:39,626 INFO L276 IsEmpty]: Start isEmpty. Operand 260 states and 532 transitions. [2020-12-01 17:19:39,628 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 59 [2020-12-01 17:19:39,628 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 17:19:39,641 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 17:19:39,658 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 13 proven. 0 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2020-12-01 17:19:41,204 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 17:19:41,206 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 575 states to 268 states and 548 transitions. [2020-12-01 17:19:41,206 INFO L276 IsEmpty]: Start isEmpty. Operand 268 states and 548 transitions. [2020-12-01 17:19:41,209 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 57 [2020-12-01 17:19:41,209 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 17:19:41,226 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 17:19:41,245 INFO L134 CoverageAnalysis]: Checked inductivity of 17 backedges. 15 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2020-12-01 17:19:41,482 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 17:19:41,485 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 582 states to 273 states and 555 transitions. [2020-12-01 17:19:41,485 INFO L276 IsEmpty]: Start isEmpty. Operand 273 states and 555 transitions. [2020-12-01 17:19:41,488 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 56 [2020-12-01 17:19:41,488 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 17:19:41,503 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 17:19:41,527 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 9 proven. 0 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2020-12-01 17:19:41,551 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 17:19:41,554 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 583 states to 274 states and 556 transitions. [2020-12-01 17:19:41,554 INFO L276 IsEmpty]: Start isEmpty. Operand 274 states and 556 transitions. [2020-12-01 17:19:41,557 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 56 [2020-12-01 17:19:41,557 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 17:19:41,571 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 17:19:41,590 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 13 proven. 0 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2020-12-01 17:19:42,010 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 17:19:42,012 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 587 states to 276 states and 560 transitions. [2020-12-01 17:19:42,012 INFO L276 IsEmpty]: Start isEmpty. Operand 276 states and 560 transitions. [2020-12-01 17:19:42,015 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 57 [2020-12-01 17:19:42,015 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 17:19:42,029 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 17:19:42,045 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 17:19:42,055 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 17:19:42,057 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 589 states to 277 states and 562 transitions. [2020-12-01 17:19:42,057 INFO L276 IsEmpty]: Start isEmpty. Operand 277 states and 562 transitions. [2020-12-01 17:19:42,059 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 59 [2020-12-01 17:19:42,060 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 17:19:42,072 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 17:19:42,089 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 13 proven. 0 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2020-12-01 17:19:42,108 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 17:19:42,110 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 590 states to 278 states and 563 transitions. [2020-12-01 17:19:42,110 INFO L276 IsEmpty]: Start isEmpty. Operand 278 states and 563 transitions. [2020-12-01 17:19:42,113 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 60 [2020-12-01 17:19:42,113 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 17:19:42,127 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 17:19:42,148 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 17:19:42,450 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 17:19:42,453 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 599 states to 283 states and 572 transitions. [2020-12-01 17:19:42,453 INFO L276 IsEmpty]: Start isEmpty. Operand 283 states and 572 transitions. [2020-12-01 17:19:42,456 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 60 [2020-12-01 17:19:42,456 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 17:19:42,474 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 17:19:42,496 INFO L134 CoverageAnalysis]: Checked inductivity of 17 backedges. 15 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2020-12-01 17:19:42,675 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 17:19:42,678 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 604 states to 286 states and 577 transitions. [2020-12-01 17:19:42,678 INFO L276 IsEmpty]: Start isEmpty. Operand 286 states and 577 transitions. [2020-12-01 17:19:42,680 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 56 [2020-12-01 17:19:42,681 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 17:19:42,727 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 17:19:42,748 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 17:19:43,496 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 17:19:43,498 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 608 states to 288 states and 581 transitions. [2020-12-01 17:19:43,499 INFO L276 IsEmpty]: Start isEmpty. Operand 288 states and 581 transitions. [2020-12-01 17:19:43,501 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 63 [2020-12-01 17:19:43,501 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 17:19:43,516 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 17:19:43,538 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 17:19:43,561 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 17:19:43,563 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 609 states to 289 states and 582 transitions. [2020-12-01 17:19:43,564 INFO L276 IsEmpty]: Start isEmpty. Operand 289 states and 582 transitions. [2020-12-01 17:19:43,566 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 60 [2020-12-01 17:19:43,566 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 17:19:43,580 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 17:19:43,598 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 17:19:43,610 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 17:19:43,612 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 611 states to 290 states and 584 transitions. [2020-12-01 17:19:43,612 INFO L276 IsEmpty]: Start isEmpty. Operand 290 states and 584 transitions. [2020-12-01 17:19:43,615 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2020-12-01 17:19:43,615 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 17:19:43,629 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 17:19:43,652 INFO L134 CoverageAnalysis]: Checked inductivity of 38 backedges. 12 proven. 0 refuted. 0 times theorem prover too weak. 26 trivial. 0 not checked. [2020-12-01 17:19:44,051 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 17:19:44,053 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 622 states to 295 states and 595 transitions. [2020-12-01 17:19:44,053 INFO L276 IsEmpty]: Start isEmpty. Operand 295 states and 595 transitions. [2020-12-01 17:19:44,056 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 59 [2020-12-01 17:19:44,056 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 17:19:44,069 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 17:19:44,126 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 17:19:44,139 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 17:19:44,141 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 622 states to 296 states and 595 transitions. [2020-12-01 17:19:44,142 INFO L276 IsEmpty]: Start isEmpty. Operand 296 states and 595 transitions. [2020-12-01 17:19:44,144 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 63 [2020-12-01 17:19:44,145 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 17:19:44,159 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 17:19:44,176 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 17:19:44,197 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 17:19:44,199 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 623 states to 297 states and 596 transitions. [2020-12-01 17:19:44,200 INFO L276 IsEmpty]: Start isEmpty. Operand 297 states and 596 transitions. [2020-12-01 17:19:44,202 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 61 [2020-12-01 17:19:44,202 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 17:19:44,215 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 17:19:44,234 INFO L134 CoverageAnalysis]: Checked inductivity of 38 backedges. 12 proven. 0 refuted. 0 times theorem prover too weak. 26 trivial. 0 not checked. [2020-12-01 17:19:44,255 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 17:19:44,257 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 624 states to 298 states and 597 transitions. [2020-12-01 17:19:44,258 INFO L276 IsEmpty]: Start isEmpty. Operand 298 states and 597 transitions. [2020-12-01 17:19:44,260 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 61 [2020-12-01 17:19:44,260 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 17:19:44,273 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 17:19:44,290 INFO L134 CoverageAnalysis]: Checked inductivity of 38 backedges. 12 proven. 0 refuted. 0 times theorem prover too weak. 26 trivial. 0 not checked. [2020-12-01 17:19:44,850 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 17:19:44,852 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 627 states to 299 states and 600 transitions. [2020-12-01 17:19:44,852 INFO L276 IsEmpty]: Start isEmpty. Operand 299 states and 600 transitions. [2020-12-01 17:19:44,854 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 62 [2020-12-01 17:19:44,855 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 17:19:44,867 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 17:19:44,885 INFO L134 CoverageAnalysis]: Checked inductivity of 39 backedges. 13 proven. 0 refuted. 0 times theorem prover too weak. 26 trivial. 0 not checked. [2020-12-01 17:19:45,116 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 17:19:45,119 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 630 states to 301 states and 603 transitions. [2020-12-01 17:19:45,119 INFO L276 IsEmpty]: Start isEmpty. Operand 301 states and 603 transitions. [2020-12-01 17:19:45,125 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 63 [2020-12-01 17:19:45,125 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 17:19:45,145 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 17:19:45,167 INFO L134 CoverageAnalysis]: Checked inductivity of 41 backedges. 14 proven. 0 refuted. 0 times theorem prover too weak. 27 trivial. 0 not checked. [2020-12-01 17:19:45,196 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 17:19:45,199 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 634 states to 304 states and 607 transitions. [2020-12-01 17:19:45,199 INFO L276 IsEmpty]: Start isEmpty. Operand 304 states and 607 transitions. [2020-12-01 17:19:45,202 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 62 [2020-12-01 17:19:45,202 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 17:19:45,218 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 17:19:45,239 INFO L134 CoverageAnalysis]: Checked inductivity of 21 backedges. 15 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2020-12-01 17:19:45,710 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 17:19:45,713 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 637 states to 307 states and 610 transitions. [2020-12-01 17:19:45,713 INFO L276 IsEmpty]: Start isEmpty. Operand 307 states and 610 transitions. [2020-12-01 17:19:45,716 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 63 [2020-12-01 17:19:45,716 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 17:19:45,731 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 17:19:45,754 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 17:19:45,771 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 17:19:45,773 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 637 states to 308 states and 610 transitions. [2020-12-01 17:19:45,774 INFO L276 IsEmpty]: Start isEmpty. Operand 308 states and 610 transitions. [2020-12-01 17:19:45,776 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 61 [2020-12-01 17:19:45,776 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 17:19:45,791 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 17:19:45,819 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 8 proven. 0 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2020-12-01 17:19:45,856 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 17:19:45,859 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 638 states to 309 states and 611 transitions. [2020-12-01 17:19:45,859 INFO L276 IsEmpty]: Start isEmpty. Operand 309 states and 611 transitions. [2020-12-01 17:19:45,861 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 63 [2020-12-01 17:19:45,862 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 17:19:45,905 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 17:19:47,155 INFO L134 CoverageAnalysis]: Checked inductivity of 22 backedges. 16 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2020-12-01 17:19:55,299 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 17:19:55,303 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 714 states to 328 states and 655 transitions. [2020-12-01 17:19:55,303 INFO L276 IsEmpty]: Start isEmpty. Operand 328 states and 655 transitions. [2020-12-01 17:19:55,305 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 64 [2020-12-01 17:19:55,306 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 17:19:55,348 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 17:19:55,401 INFO L134 CoverageAnalysis]: Checked inductivity of 23 backedges. 17 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2020-12-01 17:19:55,434 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 17:19:55,437 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 715 states to 329 states and 656 transitions. [2020-12-01 17:19:55,437 INFO L276 IsEmpty]: Start isEmpty. Operand 329 states and 656 transitions. [2020-12-01 17:19:55,439 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 66 [2020-12-01 17:19:55,439 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 17:19:55,493 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 17:19:56,982 INFO L134 CoverageAnalysis]: Checked inductivity of 22 backedges. 16 proven. 2 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2020-12-01 17:20:04,175 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 17:20:04,177 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 768 states to 340 states and 668 transitions. [2020-12-01 17:20:04,177 INFO L276 IsEmpty]: Start isEmpty. Operand 340 states and 668 transitions. [2020-12-01 17:20:04,179 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 66 [2020-12-01 17:20:04,180 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 17:20:04,194 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 17:20:04,213 INFO L134 CoverageAnalysis]: Checked inductivity of 41 backedges. 14 proven. 0 refuted. 0 times theorem prover too weak. 27 trivial. 0 not checked. [2020-12-01 17:20:04,239 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 17:20:04,242 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 769 states to 341 states and 669 transitions. [2020-12-01 17:20:04,243 INFO L276 IsEmpty]: Start isEmpty. Operand 341 states and 669 transitions. [2020-12-01 17:20:04,245 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 64 [2020-12-01 17:20:04,245 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 17:20:04,260 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 17:20:04,912 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 7 proven. 9 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2020-12-01 17:20:09,315 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 17:20:09,317 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 815 states to 354 states and 696 transitions. [2020-12-01 17:20:09,318 INFO L276 IsEmpty]: Start isEmpty. Operand 354 states and 696 transitions. [2020-12-01 17:20:09,320 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 64 [2020-12-01 17:20:09,320 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 17:20:09,336 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 17:20:09,357 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 14 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2020-12-01 17:20:09,391 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 17:20:09,394 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 816 states to 355 states and 697 transitions. [2020-12-01 17:20:09,394 INFO L276 IsEmpty]: Start isEmpty. Operand 355 states and 697 transitions. [2020-12-01 17:20:09,397 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 67 [2020-12-01 17:20:09,397 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 17:20:09,413 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 17:20:09,435 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 14 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2020-12-01 17:20:09,463 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 17:20:09,466 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 817 states to 356 states and 698 transitions. [2020-12-01 17:20:09,466 INFO L276 IsEmpty]: Start isEmpty. Operand 356 states and 698 transitions. [2020-12-01 17:20:09,468 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 68 [2020-12-01 17:20:09,468 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 17:20:09,483 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 17:20:09,925 INFO L134 CoverageAnalysis]: Checked inductivity of 31 backedges. 11 proven. 1 refuted. 0 times theorem prover too weak. 19 trivial. 0 not checked. [2020-12-01 17:20:10,685 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 17:20:10,688 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 826 states to 363 states and 707 transitions. [2020-12-01 17:20:10,688 INFO L276 IsEmpty]: Start isEmpty. Operand 363 states and 707 transitions. [2020-12-01 17:20:10,690 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 71 [2020-12-01 17:20:10,691 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 17:20:10,707 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 17:20:10,732 INFO L134 CoverageAnalysis]: Checked inductivity of 31 backedges. 15 proven. 0 refuted. 0 times theorem prover too weak. 16 trivial. 0 not checked. [2020-12-01 17:20:11,931 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 17:20:11,933 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 848 states to 371 states and 720 transitions. [2020-12-01 17:20:11,934 INFO L276 IsEmpty]: Start isEmpty. Operand 371 states and 720 transitions. [2020-12-01 17:20:11,936 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 80 [2020-12-01 17:20:11,937 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 17:20:11,954 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 17:20:11,979 INFO L134 CoverageAnalysis]: Checked inductivity of 51 backedges. 14 proven. 0 refuted. 0 times theorem prover too weak. 37 trivial. 0 not checked. [2020-12-01 17:20:12,011 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 17:20:12,014 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 853 states to 374 states and 725 transitions. [2020-12-01 17:20:12,014 INFO L276 IsEmpty]: Start isEmpty. Operand 374 states and 725 transitions. [2020-12-01 17:20:12,017 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 73 [2020-12-01 17:20:12,017 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 17:20:12,033 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 17:20:12,057 INFO L134 CoverageAnalysis]: Checked inductivity of 35 backedges. 10 proven. 0 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2020-12-01 17:20:13,446 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 17:20:13,449 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 853 states to 370 states and 707 transitions. [2020-12-01 17:20:13,449 INFO L276 IsEmpty]: Start isEmpty. Operand 370 states and 707 transitions. [2020-12-01 17:20:13,452 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 85 [2020-12-01 17:20:13,452 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 17:20:13,468 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 17:20:13,491 INFO L134 CoverageAnalysis]: Checked inductivity of 52 backedges. 13 proven. 0 refuted. 0 times theorem prover too weak. 39 trivial. 0 not checked. [2020-12-01 17:20:13,538 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 17:20:13,540 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 854 states to 371 states and 708 transitions. [2020-12-01 17:20:13,540 INFO L276 IsEmpty]: Start isEmpty. Operand 371 states and 708 transitions. [2020-12-01 17:20:13,542 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 86 [2020-12-01 17:20:13,542 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 17:20:13,559 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 17:20:13,587 INFO L134 CoverageAnalysis]: Checked inductivity of 54 backedges. 14 proven. 0 refuted. 0 times theorem prover too weak. 40 trivial. 0 not checked. [2020-12-01 17:20:13,622 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 17:20:13,624 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 855 states to 372 states and 709 transitions. [2020-12-01 17:20:13,624 INFO L276 IsEmpty]: Start isEmpty. Operand 372 states and 709 transitions. [2020-12-01 17:20:13,627 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 76 [2020-12-01 17:20:13,627 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 17:20:13,643 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 17:20:13,665 INFO L134 CoverageAnalysis]: Checked inductivity of 44 backedges. 12 proven. 0 refuted. 0 times theorem prover too weak. 32 trivial. 0 not checked. [2020-12-01 17:20:14,671 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 17:20:14,673 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 872 states to 380 states and 726 transitions. [2020-12-01 17:20:14,673 INFO L276 IsEmpty]: Start isEmpty. Operand 380 states and 726 transitions. [2020-12-01 17:20:14,675 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 79 [2020-12-01 17:20:14,675 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 17:20:14,690 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 17:20:14,710 INFO L134 CoverageAnalysis]: Checked inductivity of 44 backedges. 12 proven. 0 refuted. 0 times theorem prover too weak. 32 trivial. 0 not checked. [2020-12-01 17:20:14,739 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 17:20:14,741 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 873 states to 381 states and 727 transitions. [2020-12-01 17:20:14,741 INFO L276 IsEmpty]: Start isEmpty. Operand 381 states and 727 transitions. [2020-12-01 17:20:14,743 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 79 [2020-12-01 17:20:14,743 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 17:20:14,758 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 17:20:14,784 INFO L134 CoverageAnalysis]: Checked inductivity of 44 backedges. 18 proven. 15 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2020-12-01 17:20:14,835 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 17:20:14,837 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 875 states to 382 states and 729 transitions. [2020-12-01 17:20:14,837 INFO L276 IsEmpty]: Start isEmpty. Operand 382 states and 729 transitions. [2020-12-01 17:20:14,839 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 80 [2020-12-01 17:20:14,839 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 17:20:14,854 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 17:20:14,874 INFO L134 CoverageAnalysis]: Checked inductivity of 45 backedges. 13 proven. 0 refuted. 0 times theorem prover too weak. 32 trivial. 0 not checked. [2020-12-01 17:20:15,535 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 17:20:15,541 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 887 states to 388 states and 741 transitions. [2020-12-01 17:20:15,542 INFO L276 IsEmpty]: Start isEmpty. Operand 388 states and 741 transitions. [2020-12-01 17:20:15,544 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 88 [2020-12-01 17:20:15,544 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 17:20:15,559 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 17:20:15,580 INFO L134 CoverageAnalysis]: Checked inductivity of 61 backedges. 12 proven. 0 refuted. 0 times theorem prover too weak. 49 trivial. 0 not checked. [2020-12-01 17:20:15,623 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 17:20:15,624 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 888 states to 389 states and 742 transitions. [2020-12-01 17:20:15,624 INFO L276 IsEmpty]: Start isEmpty. Operand 389 states and 742 transitions. [2020-12-01 17:20:15,626 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 87 [2020-12-01 17:20:15,626 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 17:20:15,684 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 17:20:15,706 INFO L134 CoverageAnalysis]: Checked inductivity of 58 backedges. 13 proven. 0 refuted. 0 times theorem prover too weak. 45 trivial. 0 not checked. [2020-12-01 17:20:15,756 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 17:20:15,758 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 889 states to 390 states and 743 transitions. [2020-12-01 17:20:15,758 INFO L276 IsEmpty]: Start isEmpty. Operand 390 states and 743 transitions. [2020-12-01 17:20:15,760 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 84 [2020-12-01 17:20:15,760 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 17:20:15,793 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 17:20:15,839 INFO L134 CoverageAnalysis]: Checked inductivity of 58 backedges. 30 proven. 8 refuted. 0 times theorem prover too weak. 20 trivial. 0 not checked. [2020-12-01 17:20:20,258 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 17:20:20,259 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 931 states to 401 states and 775 transitions. [2020-12-01 17:20:20,260 INFO L276 IsEmpty]: Start isEmpty. Operand 401 states and 775 transitions. [2020-12-01 17:20:20,262 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 85 [2020-12-01 17:20:20,262 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 17:20:20,293 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 17:20:20,335 INFO L134 CoverageAnalysis]: Checked inductivity of 59 backedges. 31 proven. 8 refuted. 0 times theorem prover too weak. 20 trivial. 0 not checked. [2020-12-01 17:20:20,379 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 17:20:20,381 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 932 states to 402 states and 776 transitions. [2020-12-01 17:20:20,381 INFO L276 IsEmpty]: Start isEmpty. Operand 402 states and 776 transitions. [2020-12-01 17:20:20,383 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 87 [2020-12-01 17:20:20,383 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 17:20:20,416 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 17:20:20,440 INFO L134 CoverageAnalysis]: Checked inductivity of 58 backedges. 39 proven. 0 refuted. 0 times theorem prover too weak. 19 trivial. 0 not checked. [2020-12-01 17:20:20,529 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 17:20:20,531 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 924 states to 400 states and 768 transitions. [2020-12-01 17:20:20,531 INFO L276 IsEmpty]: Start isEmpty. Operand 400 states and 768 transitions. [2020-12-01 17:20:20,533 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 97 [2020-12-01 17:20:20,533 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 17:20:20,565 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 17:20:20,909 INFO L134 CoverageAnalysis]: Checked inductivity of 71 backedges. 35 proven. 0 refuted. 0 times theorem prover too weak. 36 trivial. 0 not checked. [2020-12-01 17:20:23,060 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 17:20:23,061 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 932 states to 405 states and 774 transitions. [2020-12-01 17:20:23,061 INFO L276 IsEmpty]: Start isEmpty. Operand 405 states and 774 transitions. [2020-12-01 17:20:23,062 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 97 [2020-12-01 17:20:23,062 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 17:20:23,095 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 17:20:23,119 INFO L134 CoverageAnalysis]: Checked inductivity of 71 backedges. 35 proven. 0 refuted. 0 times theorem prover too weak. 36 trivial. 0 not checked. [2020-12-01 17:20:25,543 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 17:20:25,544 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 941 states to 402 states and 769 transitions. [2020-12-01 17:20:25,544 INFO L276 IsEmpty]: Start isEmpty. Operand 402 states and 769 transitions. [2020-12-01 17:20:25,545 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 97 [2020-12-01 17:20:25,546 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 17:20:25,574 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 17:20:25,598 INFO L134 CoverageAnalysis]: Checked inductivity of 71 backedges. 35 proven. 0 refuted. 0 times theorem prover too weak. 36 trivial. 0 not checked. [2020-12-01 17:20:27,552 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 17:20:27,553 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 947 states to 398 states and 759 transitions. [2020-12-01 17:20:27,553 INFO L276 IsEmpty]: Start isEmpty. Operand 398 states and 759 transitions. [2020-12-01 17:20:27,554 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 97 [2020-12-01 17:20:27,554 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 17:20:27,581 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 17:20:27,605 INFO L134 CoverageAnalysis]: Checked inductivity of 71 backedges. 35 proven. 0 refuted. 0 times theorem prover too weak. 36 trivial. 0 not checked. [2020-12-01 17:20:29,459 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 17:20:29,460 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 953 states to 389 states and 739 transitions. [2020-12-01 17:20:29,460 INFO L276 IsEmpty]: Start isEmpty. Operand 389 states and 739 transitions. [2020-12-01 17:20:29,462 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 122 [2020-12-01 17:20:29,462 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 17:20:29,477 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 17:20:29,507 INFO L134 CoverageAnalysis]: Checked inductivity of 138 backedges. 64 proven. 8 refuted. 0 times theorem prover too weak. 66 trivial. 0 not checked. [2020-12-01 17:20:32,313 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 17:20:32,314 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 969 states to 393 states and 746 transitions. [2020-12-01 17:20:32,314 INFO L276 IsEmpty]: Start isEmpty. Operand 393 states and 746 transitions. [2020-12-01 17:20:32,316 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 122 [2020-12-01 17:20:32,316 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 17:20:32,330 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 17:20:32,362 INFO L134 CoverageAnalysis]: Checked inductivity of 138 backedges. 64 proven. 8 refuted. 0 times theorem prover too weak. 66 trivial. 0 not checked. [2020-12-01 17:20:33,536 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 17:20:33,537 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 976 states to 196 states and 289 transitions. [2020-12-01 17:20:33,537 INFO L276 IsEmpty]: Start isEmpty. Operand 196 states and 289 transitions. [2020-12-01 17:20:33,537 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2020-12-01 17:20:33,538 WARN L425 CodeCheckObserver]: This Program is SAFE, Check terminated with 89 iterations. [2020-12-01 17:20:33,544 INFO L765 CodeCheckObserver]: All specifications hold 1 specifications checked. All of them hold [2020-12-01 17:20:34,402 INFO L569 CodeCheckObserver]: Invariant with dag size 1 [2020-12-01 17:20:34,406 INFO L569 CodeCheckObserver]: Invariant with dag size 1 [2020-12-01 17:20:34,407 INFO L569 CodeCheckObserver]: Invariant with dag size 1 [2020-12-01 17:20:34,407 INFO L569 CodeCheckObserver]: Invariant with dag size 1 [2020-12-01 17:20:34,407 INFO L569 CodeCheckObserver]: Invariant with dag size 1 [2020-12-01 17:20:34,407 INFO L569 CodeCheckObserver]: Invariant with dag size 29 [2020-12-01 17:20:34,413 INFO L569 CodeCheckObserver]: Invariant with dag size 1 [2020-12-01 17:20:34,413 INFO L569 CodeCheckObserver]: Invariant with dag size 1 [2020-12-01 17:20:34,413 INFO L569 CodeCheckObserver]: Invariant with dag size 3 [2020-12-01 17:20:34,414 INFO L569 CodeCheckObserver]: Invariant with dag size 1 [2020-12-01 17:20:34,414 INFO L569 CodeCheckObserver]: Invariant with dag size 1 [2020-12-01 17:20:34,414 INFO L569 CodeCheckObserver]: Invariant with dag size 11 [2020-12-01 17:20:34,415 INFO L569 CodeCheckObserver]: Invariant with dag size 1 [2020-12-01 17:20:34,415 INFO L569 CodeCheckObserver]: Invariant with dag size 7 [2020-12-01 17:20:34,416 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 01.12 05:20:34 ImpRootNode [2020-12-01 17:20:34,416 INFO L132 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2020-12-01 17:20:34,417 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2020-12-01 17:20:34,417 INFO L271 PluginConnector]: Initializing Witness Printer... [2020-12-01 17:20:34,417 INFO L275 PluginConnector]: Witness Printer initialized [2020-12-01 17:20:34,418 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 01.12 05:19:16" (3/4) ... [2020-12-01 17:20:34,421 INFO L137 WitnessPrinter]: Generating witness for correct program [2020-12-01 17:20:34,443 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure deactivatePump [2020-12-01 17:20:34,443 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure processEnvironment__wrappee__base [2020-12-01 17:20:34,444 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure changeMethaneLevel [2020-12-01 17:20:34,444 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure timeShift [2020-12-01 17:20:34,444 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure cleanup [2020-12-01 17:20:34,444 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure isMethaneLevelCritical [2020-12-01 17:20:34,444 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure waterRise [2020-12-01 17:20:34,445 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure processEnvironment__wrappee__methaneQuery [2020-12-01 17:20:34,445 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure isMethaneAlarm [2020-12-01 17:20:34,455 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 62 nodes and edges [2020-12-01 17:20:34,456 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 23 nodes and edges [2020-12-01 17:20:34,457 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 11 nodes and edges [2020-12-01 17:20:34,457 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 5 nodes and edges [2020-12-01 17:20:34,458 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 2 nodes and edges [2020-12-01 17:20:34,458 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2020-12-01 17:20:34,459 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2020-12-01 17:20:34,488 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((!(0 == systemActive) && !(1 == systemActive)) || (!(methAndRunningLastTime == 0) && !(methaneLevelCritical == 0))) || (!(pumpRunning == 0) && 1 == systemActive)) || ((waterLevel == 1 || \old(waterLevel) == waterLevel) && pumpRunning == \old(pumpRunning))) || (pumpRunning == \old(pumpRunning) && 0 == systemActive) [2020-12-01 17:20:34,490 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: pumpRunning == \old(pumpRunning) [2020-12-01 17:20:34,538 INFO L141 WitnessManager]: Wrote witness to /tmp/vcloud-vcloud-master/worker/run_dir_1e057b57-7de8-46d1-ac36-3ae617fb67bb/bin/ukojak/witness.graphml [2020-12-01 17:20:34,541 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2020-12-01 17:20:34,542 INFO L168 Benchmark]: Toolchain (without parser) took 80523.83 ms. Allocated memory was 88.1 MB in the beginning and 1.3 GB in the end (delta: 1.2 GB). Free memory was 59.6 MB in the beginning and 997.6 MB in the end (delta: -938.0 MB). Peak memory consumption was 276.5 MB. Max. memory is 16.1 GB. [2020-12-01 17:20:34,543 INFO L168 Benchmark]: CDTParser took 0.30 ms. Allocated memory is still 88.1 MB. Free memory is still 44.7 MB. There was no memory consumed. Max. memory is 16.1 GB. [2020-12-01 17:20:34,543 INFO L168 Benchmark]: CACSL2BoogieTranslator took 607.11 ms. Allocated memory is still 88.1 MB. Free memory was 59.4 MB in the beginning and 54.6 MB in the end (delta: 4.7 MB). Peak memory consumption was 8.4 MB. Max. memory is 16.1 GB. [2020-12-01 17:20:34,544 INFO L168 Benchmark]: Boogie Procedure Inliner took 80.33 ms. Allocated memory is still 88.1 MB. Free memory was 54.6 MB in the beginning and 52.2 MB in the end (delta: 2.5 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. [2020-12-01 17:20:34,544 INFO L168 Benchmark]: Boogie Preprocessor took 39.28 ms. Allocated memory is still 88.1 MB. Free memory was 52.2 MB in the beginning and 50.1 MB in the end (delta: 2.1 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. [2020-12-01 17:20:34,546 INFO L168 Benchmark]: RCFGBuilder took 1579.67 ms. Allocated memory was 88.1 MB in the beginning and 107.0 MB in the end (delta: 18.9 MB). Free memory was 50.1 MB in the beginning and 52.7 MB in the end (delta: -2.7 MB). Peak memory consumption was 21.7 MB. Max. memory is 16.1 GB. [2020-12-01 17:20:34,546 INFO L168 Benchmark]: CodeCheck took 78086.22 ms. Allocated memory was 107.0 MB in the beginning and 1.3 GB in the end (delta: 1.2 GB). Free memory was 52.7 MB in the beginning and 1.0 GB in the end (delta: -951.1 MB). Peak memory consumption was 245.0 MB. Max. memory is 16.1 GB. [2020-12-01 17:20:34,546 INFO L168 Benchmark]: Witness Printer took 124.52 ms. Allocated memory is still 1.3 GB. Free memory was 1.0 GB in the beginning and 997.6 MB in the end (delta: 6.3 MB). Peak memory consumption was 6.3 MB. Max. memory is 16.1 GB. [2020-12-01 17:20:34,549 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 10 procedures, 70 locations, 1 error locations. Started 1 CEGAR loops. VerificationResult: SAFE, OverallTime: 77.1s, OverallIterations: 89, TraceHistogramMax: 0, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 872656152 SDtfs, -1901603438 SDslu, 104509448 SDs, 0 SdLazy, 195550804 SolverSat, -1017521998 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 164.3s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 57801 GetRequests, 57051 SyntacticMatches, 83 SemanticMatches, 667 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 220007 ImplicationChecksByTransitivity, 65.8s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=-1occurred in iteration=-1, traceCheckStatistics: 0.3s SsaConstructionTime, 1.5s SatisfiabilityAnalysisTime, 6.9s InterpolantComputationTime, 4965 NumberOfCodeBlocks, 4965 NumberOfCodeBlocksAsserted, 88 NumberOfCheckSat, 4877 ConstructedInterpolants, 0 QuantifiedInterpolants, 607211 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 88 InterpolantComputations, 78 PerfectInterpolantSequences, 2250/2313 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: 474]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 498]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: -1]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 955]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 734]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 705]: Loop Invariant Derived loop invariant: ((((!(0 == systemActive) && !(1 == systemActive)) || (!(methAndRunningLastTime == 0) && !(methaneLevelCritical == 0))) || (!(pumpRunning == 0) && 1 == systemActive)) || ((waterLevel == 1 || \old(waterLevel) == waterLevel) && pumpRunning == \old(pumpRunning))) || (pumpRunning == \old(pumpRunning) && 0 == systemActive) - InvariantResult [Line: 713]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 918]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 738]: Loop Invariant Derived loop invariant: pumpRunning == \old(pumpRunning) - InvariantResult [Line: 508]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 919]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 584]: Loop Invariant Derived loop invariant: ((waterLevel == 1 && 1 == systemActive) && methaneLevelCritical == 0) && pumpRunning == 0 - InvariantResult [Line: 584]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 474]: Loop Invariant Derived loop invariant: methaneLevelCritical == 0 || !(0 == tmp) * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.30 ms. Allocated memory is still 88.1 MB. Free memory is still 44.7 MB. There was no memory consumed. Max. memory is 16.1 GB. * CACSL2BoogieTranslator took 607.11 ms. Allocated memory is still 88.1 MB. Free memory was 59.4 MB in the beginning and 54.6 MB in the end (delta: 4.7 MB). Peak memory consumption was 8.4 MB. Max. memory is 16.1 GB. * Boogie Procedure Inliner took 80.33 ms. Allocated memory is still 88.1 MB. Free memory was 54.6 MB in the beginning and 52.2 MB in the end (delta: 2.5 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. * Boogie Preprocessor took 39.28 ms. Allocated memory is still 88.1 MB. Free memory was 52.2 MB in the beginning and 50.1 MB in the end (delta: 2.1 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. * RCFGBuilder took 1579.67 ms. Allocated memory was 88.1 MB in the beginning and 107.0 MB in the end (delta: 18.9 MB). Free memory was 50.1 MB in the beginning and 52.7 MB in the end (delta: -2.7 MB). Peak memory consumption was 21.7 MB. Max. memory is 16.1 GB. * CodeCheck took 78086.22 ms. Allocated memory was 107.0 MB in the beginning and 1.3 GB in the end (delta: 1.2 GB). Free memory was 52.7 MB in the beginning and 1.0 GB in the end (delta: -951.1 MB). Peak memory consumption was 245.0 MB. Max. memory is 16.1 GB. * Witness Printer took 124.52 ms. Allocated memory is still 1.3 GB. Free memory was 1.0 GB in the beginning and 997.6 MB in the end (delta: 6.3 MB). Peak memory consumption was 6.3 MB. Max. memory is 16.1 GB. RESULT: Ultimate proved your program to be correct! Received shutdown request...