./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/product-lines/minepump_spec2_product32.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_b7d7664c-3d2d-4093-9111-58aed0e40fac/bin/ukojak/data/config -Xmx15G -Xms4m -jar /tmp/vcloud-vcloud-master/worker/run_dir_b7d7664c-3d2d-4093-9111-58aed0e40fac/bin/ukojak/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/run_dir_b7d7664c-3d2d-4093-9111-58aed0e40fac/bin/ukojak/data -tc /tmp/vcloud-vcloud-master/worker/run_dir_b7d7664c-3d2d-4093-9111-58aed0e40fac/bin/ukojak/config/KojakReach.xml -i ../../sv-benchmarks/c/product-lines/minepump_spec2_product32.cil.c -s /tmp/vcloud-vcloud-master/worker/run_dir_b7d7664c-3d2d-4093-9111-58aed0e40fac/bin/ukojak/config/svcomp-Reach-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/run_dir_b7d7664c-3d2d-4093-9111-58aed0e40fac/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 22c7cf4a4cbd4c9d9a1437e76dac75349b25e74a ..................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... 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 17:22:02,640 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-12-01 17:22:02,644 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-12-01 17:22:02,700 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-12-01 17:22:02,701 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-12-01 17:22:02,712 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-12-01 17:22:02,715 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-12-01 17:22:02,723 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-12-01 17:22:02,726 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-12-01 17:22:02,735 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-12-01 17:22:02,737 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-12-01 17:22:02,739 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-12-01 17:22:02,739 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-12-01 17:22:02,742 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-12-01 17:22:02,745 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-12-01 17:22:02,746 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-12-01 17:22:02,747 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-12-01 17:22:02,753 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-12-01 17:22:02,756 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-12-01 17:22:02,760 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-12-01 17:22:02,765 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-12-01 17:22:02,767 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-12-01 17:22:02,769 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-12-01 17:22:02,770 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-12-01 17:22:02,776 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2020-12-01 17:22:02,777 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2020-12-01 17:22:02,777 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2020-12-01 17:22:02,779 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2020-12-01 17:22:02,780 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2020-12-01 17:22:02,781 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2020-12-01 17:22:02,782 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-12-01 17:22:02,783 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-12-01 17:22:02,786 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-12-01 17:22:02,787 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-12-01 17:22:02,788 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-12-01 17:22:02,788 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-12-01 17:22:02,789 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-12-01 17:22:02,790 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-12-01 17:22:02,790 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-12-01 17:22:02,791 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-12-01 17:22:02,792 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-12-01 17:22:02,794 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/run_dir_b7d7664c-3d2d-4093-9111-58aed0e40fac/bin/ukojak/config/svcomp-Reach-32bit-Kojak_Default.epf [2020-12-01 17:22:02,839 INFO L113 SettingsManager]: Loading preferences was successful [2020-12-01 17:22:02,842 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-12-01 17:22:02,843 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2020-12-01 17:22:02,844 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2020-12-01 17:22:02,844 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2020-12-01 17:22:02,845 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2020-12-01 17:22:02,845 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-12-01 17:22:02,845 INFO L138 SettingsManager]: * sizeof long=4 [2020-12-01 17:22:02,845 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2020-12-01 17:22:02,846 INFO L138 SettingsManager]: * sizeof POINTER=4 [2020-12-01 17:22:02,847 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-12-01 17:22:02,847 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2020-12-01 17:22:02,847 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-12-01 17:22:02,848 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2020-12-01 17:22:02,848 INFO L138 SettingsManager]: * sizeof long double=12 [2020-12-01 17:22:02,848 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2020-12-01 17:22:02,848 INFO L138 SettingsManager]: * Use constant arrays=true [2020-12-01 17:22:02,849 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2020-12-01 17:22:02,849 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2020-12-01 17:22:02,849 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2020-12-01 17:22:02,849 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-12-01 17:22:02,850 INFO L138 SettingsManager]: * To the following directory=./dump/ [2020-12-01 17:22:02,850 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2020-12-01 17:22:02,850 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-12-01 17:22:02,850 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2020-12-01 17:22:02,851 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2020-12-01 17:22:02,851 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2020-12-01 17:22:02,851 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-12-01 17:22:02,851 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2020-12-01 17:22:02,851 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_b7d7664c-3d2d-4093-9111-58aed0e40fac/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud-vcloud-master/worker/run_dir_b7d7664c-3d2d-4093-9111-58aed0e40fac/bin/ukojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 22c7cf4a4cbd4c9d9a1437e76dac75349b25e74a [2020-12-01 17:22:03,093 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2020-12-01 17:22:03,121 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-12-01 17:22:03,125 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-12-01 17:22:03,126 INFO L271 PluginConnector]: Initializing CDTParser... [2020-12-01 17:22:03,128 INFO L275 PluginConnector]: CDTParser initialized [2020-12-01 17:22:03,129 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/run_dir_b7d7664c-3d2d-4093-9111-58aed0e40fac/bin/ukojak/../../sv-benchmarks/c/product-lines/minepump_spec2_product32.cil.c [2020-12-01 17:22:03,212 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_b7d7664c-3d2d-4093-9111-58aed0e40fac/bin/ukojak/data/0a7accc5a/8478b4aef68a4c3bb647d04f3c671f32/FLAG6b2c2e66b [2020-12-01 17:22:03,744 INFO L306 CDTParser]: Found 1 translation units. [2020-12-01 17:22:03,745 INFO L160 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/run_dir_b7d7664c-3d2d-4093-9111-58aed0e40fac/sv-benchmarks/c/product-lines/minepump_spec2_product32.cil.c [2020-12-01 17:22:03,762 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_b7d7664c-3d2d-4093-9111-58aed0e40fac/bin/ukojak/data/0a7accc5a/8478b4aef68a4c3bb647d04f3c671f32/FLAG6b2c2e66b [2020-12-01 17:22:04,053 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/run_dir_b7d7664c-3d2d-4093-9111-58aed0e40fac/bin/ukojak/data/0a7accc5a/8478b4aef68a4c3bb647d04f3c671f32 [2020-12-01 17:22:04,055 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-12-01 17:22:04,057 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2020-12-01 17:22:04,060 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-12-01 17:22:04,060 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-12-01 17:22:04,064 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-12-01 17:22:04,065 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 01.12 05:22:04" (1/1) ... [2020-12-01 17:22:04,067 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@27e6c34a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 05:22:04, skipping insertion in model container [2020-12-01 17:22:04,067 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 01.12 05:22:04" (1/1) ... [2020-12-01 17:22:04,074 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-12-01 17:22:04,114 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-12-01 17:22:04,481 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-12-01 17:22:04,492 INFO L203 MainTranslator]: Completed pre-run [2020-12-01 17:22:04,631 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-12-01 17:22:04,662 INFO L208 MainTranslator]: Completed translation [2020-12-01 17:22:04,663 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 05:22:04 WrapperNode [2020-12-01 17:22:04,663 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-12-01 17:22:04,664 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2020-12-01 17:22:04,664 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2020-12-01 17:22:04,665 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2020-12-01 17:22:04,674 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 05:22:04" (1/1) ... [2020-12-01 17:22:04,691 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 05:22:04" (1/1) ... [2020-12-01 17:22:04,723 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2020-12-01 17:22:04,724 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2020-12-01 17:22:04,724 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2020-12-01 17:22:04,724 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2020-12-01 17:22:04,740 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 05:22:04" (1/1) ... [2020-12-01 17:22:04,741 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 05:22:04" (1/1) ... [2020-12-01 17:22:04,757 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 05:22:04" (1/1) ... [2020-12-01 17:22:04,758 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 05:22:04" (1/1) ... [2020-12-01 17:22:04,766 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 05:22:04" (1/1) ... [2020-12-01 17:22:04,791 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 05:22:04" (1/1) ... [2020-12-01 17:22:04,794 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 05:22:04" (1/1) ... [2020-12-01 17:22:04,798 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2020-12-01 17:22:04,799 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2020-12-01 17:22:04,799 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2020-12-01 17:22:04,799 INFO L275 PluginConnector]: RCFGBuilder initialized [2020-12-01 17:22:04,800 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 05:22:04" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_b7d7664c-3d2d-4093-9111-58aed0e40fac/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 17:22:04,860 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2020-12-01 17:22:04,860 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__base [2020-12-01 17:22:04,861 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__base [2020-12-01 17:22:04,862 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneLevelCritical [2020-12-01 17:22:04,862 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneLevelCritical [2020-12-01 17:22:04,862 INFO L130 BoogieDeclarations]: Found specification of procedure cleanup [2020-12-01 17:22:04,863 INFO L138 BoogieDeclarations]: Found implementation of procedure cleanup [2020-12-01 17:22:04,863 INFO L130 BoogieDeclarations]: Found specification of procedure timeShift [2020-12-01 17:22:04,863 INFO L138 BoogieDeclarations]: Found implementation of procedure timeShift [2020-12-01 17:22:04,866 INFO L130 BoogieDeclarations]: Found specification of procedure waterRise [2020-12-01 17:22:04,866 INFO L138 BoogieDeclarations]: Found implementation of procedure waterRise [2020-12-01 17:22:04,866 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__methaneQuery [2020-12-01 17:22:04,866 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__methaneQuery [2020-12-01 17:22:04,866 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneAlarm [2020-12-01 17:22:04,867 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneAlarm [2020-12-01 17:22:04,867 INFO L130 BoogieDeclarations]: Found specification of procedure deactivatePump [2020-12-01 17:22:04,867 INFO L138 BoogieDeclarations]: Found implementation of procedure deactivatePump [2020-12-01 17:22:04,867 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2020-12-01 17:22:04,867 INFO L130 BoogieDeclarations]: Found specification of procedure changeMethaneLevel [2020-12-01 17:22:04,867 INFO L138 BoogieDeclarations]: Found implementation of procedure changeMethaneLevel [2020-12-01 17:22:04,867 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2020-12-01 17:22:04,867 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2020-12-01 17:22:06,144 INFO L293 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2020-12-01 17:22:06,144 INFO L298 CfgBuilder]: Removed 40 assume(true) statements. [2020-12-01 17:22:06,146 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 01.12 05:22:06 BoogieIcfgContainer [2020-12-01 17:22:06,147 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2020-12-01 17:22:06,148 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2020-12-01 17:22:06,148 INFO L271 PluginConnector]: Initializing CodeCheck... [2020-12-01 17:22:06,159 INFO L275 PluginConnector]: CodeCheck initialized [2020-12-01 17:22:06,159 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 01.12 05:22:06" (1/1) ... [2020-12-01 17:22:06,173 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-12-01 17:22:06,224 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 17:22:06,235 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 93 states to 69 states and 93 transitions. [2020-12-01 17:22:06,235 INFO L276 IsEmpty]: Start isEmpty. Operand 69 states and 93 transitions. [2020-12-01 17:22:06,241 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2020-12-01 17:22:06,241 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 17:22:06,441 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 17:22:06,586 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 17:22:06,609 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 17:22:06,614 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 91 states to 69 states and 91 transitions. [2020-12-01 17:22:06,614 INFO L276 IsEmpty]: Start isEmpty. Operand 69 states and 91 transitions. [2020-12-01 17:22:06,616 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2020-12-01 17:22:06,617 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 17:22:06,707 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 17:22:06,821 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 17:22:06,870 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 17:22:06,873 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 94 states to 71 states and 94 transitions. [2020-12-01 17:22:06,873 INFO L276 IsEmpty]: Start isEmpty. Operand 71 states and 94 transitions. [2020-12-01 17:22:06,874 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2020-12-01 17:22:06,875 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 17:22:06,931 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 17:22:07,005 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 17:22:07,119 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 17:22:07,122 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 100 states to 74 states and 100 transitions. [2020-12-01 17:22:07,122 INFO L276 IsEmpty]: Start isEmpty. Operand 74 states and 100 transitions. [2020-12-01 17:22:07,123 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2020-12-01 17:22:07,123 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 17:22:07,146 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 17:22:07,183 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 17:22:07,487 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 17:22:07,492 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 114 states to 82 states and 114 transitions. [2020-12-01 17:22:07,492 INFO L276 IsEmpty]: Start isEmpty. Operand 82 states and 114 transitions. [2020-12-01 17:22:07,496 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2020-12-01 17:22:07,498 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 17:22:07,538 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 17:22:07,575 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 17:22:07,584 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 17:22:07,586 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 115 states to 83 states and 115 transitions. [2020-12-01 17:22:07,587 INFO L276 IsEmpty]: Start isEmpty. Operand 83 states and 115 transitions. [2020-12-01 17:22:07,588 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2020-12-01 17:22:07,588 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 17:22:07,611 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 17:22:07,649 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 17:22:07,658 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 17:22:07,660 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 116 states to 84 states and 116 transitions. [2020-12-01 17:22:07,660 INFO L276 IsEmpty]: Start isEmpty. Operand 84 states and 116 transitions. [2020-12-01 17:22:07,661 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2020-12-01 17:22:07,661 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 17:22:07,678 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 17:22:07,808 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 17:22:08,571 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 17:22:08,577 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 152 states to 101 states and 152 transitions. [2020-12-01 17:22:08,577 INFO L276 IsEmpty]: Start isEmpty. Operand 101 states and 152 transitions. [2020-12-01 17:22:08,586 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2020-12-01 17:22:08,586 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 17:22:08,622 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 17:22:08,666 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 17:22:08,687 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 17:22:08,690 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 153 states to 102 states and 153 transitions. [2020-12-01 17:22:08,690 INFO L276 IsEmpty]: Start isEmpty. Operand 102 states and 153 transitions. [2020-12-01 17:22:08,695 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2020-12-01 17:22:08,696 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 17:22:08,724 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 17:22:08,829 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 17:22:10,580 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 17:22:10,582 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 192 states to 121 states and 192 transitions. [2020-12-01 17:22:10,582 INFO L276 IsEmpty]: Start isEmpty. Operand 121 states and 192 transitions. [2020-12-01 17:22:10,584 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2020-12-01 17:22:10,585 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 17:22:10,615 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 17:22:10,650 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 17:22:10,703 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 17:22:10,706 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 202 states to 126 states and 202 transitions. [2020-12-01 17:22:10,707 INFO L276 IsEmpty]: Start isEmpty. Operand 126 states and 202 transitions. [2020-12-01 17:22:10,709 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2020-12-01 17:22:10,709 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 17:22:10,735 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 17:22:10,768 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 17:22:10,957 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 17:22:10,958 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 208 states to 130 states and 208 transitions. [2020-12-01 17:22:10,959 INFO L276 IsEmpty]: Start isEmpty. Operand 130 states and 208 transitions. [2020-12-01 17:22:10,961 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 34 [2020-12-01 17:22:10,961 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 17:22:10,978 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 17:22:11,056 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 17:22:11,206 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 17:22:11,207 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 227 states to 136 states and 223 transitions. [2020-12-01 17:22:11,208 INFO L276 IsEmpty]: Start isEmpty. Operand 136 states and 223 transitions. [2020-12-01 17:22:11,209 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2020-12-01 17:22:11,209 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 17:22:11,225 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 17:22:11,244 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 17:22:11,257 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 17:22:11,259 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 228 states to 137 states and 224 transitions. [2020-12-01 17:22:11,259 INFO L276 IsEmpty]: Start isEmpty. Operand 137 states and 224 transitions. [2020-12-01 17:22:11,261 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2020-12-01 17:22:11,261 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 17:22:11,278 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 17:22:11,363 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 17:22:11,704 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 17:22:11,705 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 236 states to 139 states and 229 transitions. [2020-12-01 17:22:11,706 INFO L276 IsEmpty]: Start isEmpty. Operand 139 states and 229 transitions. [2020-12-01 17:22:11,707 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2020-12-01 17:22:11,707 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 17:22:11,721 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 17:22:11,743 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 17:22:11,759 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 17:22:11,761 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 237 states to 137 states and 223 transitions. [2020-12-01 17:22:11,761 INFO L276 IsEmpty]: Start isEmpty. Operand 137 states and 223 transitions. [2020-12-01 17:22:11,762 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2020-12-01 17:22:11,762 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 17:22:11,776 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 17:22:11,794 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 17:22:11,835 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 17:22:11,836 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 246 states to 141 states and 232 transitions. [2020-12-01 17:22:11,837 INFO L276 IsEmpty]: Start isEmpty. Operand 141 states and 232 transitions. [2020-12-01 17:22:11,838 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 40 [2020-12-01 17:22:11,838 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 17:22:11,851 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 17:22:11,869 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 17:22:12,518 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 17:22:12,520 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 264 states to 150 states and 250 transitions. [2020-12-01 17:22:12,520 INFO L276 IsEmpty]: Start isEmpty. Operand 150 states and 250 transitions. [2020-12-01 17:22:12,522 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 43 [2020-12-01 17:22:12,523 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 17:22:12,562 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 17:22:12,579 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 17:22:12,596 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 17:22:12,598 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 265 states to 151 states and 251 transitions. [2020-12-01 17:22:12,598 INFO L276 IsEmpty]: Start isEmpty. Operand 151 states and 251 transitions. [2020-12-01 17:22:12,600 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 43 [2020-12-01 17:22:12,600 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 17:22:12,614 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 17:22:12,980 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 17:22:13,827 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 17:22:13,828 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 272 states to 154 states and 258 transitions. [2020-12-01 17:22:13,829 INFO L276 IsEmpty]: Start isEmpty. Operand 154 states and 258 transitions. [2020-12-01 17:22:13,830 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2020-12-01 17:22:13,830 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 17:22:13,847 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 17:22:13,867 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 17:22:14,619 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 17:22:14,622 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 287 states to 161 states and 273 transitions. [2020-12-01 17:22:14,623 INFO L276 IsEmpty]: Start isEmpty. Operand 161 states and 273 transitions. [2020-12-01 17:22:14,626 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 46 [2020-12-01 17:22:14,626 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 17:22:14,649 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 17:22:14,672 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 17:22:14,713 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 17:22:14,715 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 289 states to 162 states and 275 transitions. [2020-12-01 17:22:14,715 INFO L276 IsEmpty]: Start isEmpty. Operand 162 states and 275 transitions. [2020-12-01 17:22:14,717 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 50 [2020-12-01 17:22:14,717 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 17:22:14,741 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 17:22:14,865 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 17:22:14,891 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 17:22:14,893 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 291 states to 163 states and 277 transitions. [2020-12-01 17:22:14,893 INFO L276 IsEmpty]: Start isEmpty. Operand 163 states and 277 transitions. [2020-12-01 17:22:14,895 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2020-12-01 17:22:14,895 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 17:22:14,914 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 17:22:14,942 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 17:22:15,121 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 17:22:15,125 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 303 states to 171 states and 289 transitions. [2020-12-01 17:22:15,125 INFO L276 IsEmpty]: Start isEmpty. Operand 171 states and 289 transitions. [2020-12-01 17:22:15,127 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 47 [2020-12-01 17:22:15,128 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 17:22:15,146 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 17:22:15,176 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 17:22:15,193 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 17:22:15,195 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 304 states to 172 states and 290 transitions. [2020-12-01 17:22:15,195 INFO L276 IsEmpty]: Start isEmpty. Operand 172 states and 290 transitions. [2020-12-01 17:22:15,197 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 47 [2020-12-01 17:22:15,197 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 17:22:15,216 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 17:22:15,253 INFO L134 CoverageAnalysis]: Checked inductivity of 17 backedges. 0 proven. 6 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2020-12-01 17:22:17,028 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 17:22:17,030 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 349 states to 189 states and 329 transitions. [2020-12-01 17:22:17,030 INFO L276 IsEmpty]: Start isEmpty. Operand 189 states and 329 transitions. [2020-12-01 17:22:17,032 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2020-12-01 17:22:17,032 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 17:22:17,049 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 17:22:17,097 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 0 proven. 7 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2020-12-01 17:22:18,689 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 17:22:18,692 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 380 states to 201 states and 357 transitions. [2020-12-01 17:22:18,692 INFO L276 IsEmpty]: Start isEmpty. Operand 201 states and 357 transitions. [2020-12-01 17:22:18,693 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 50 [2020-12-01 17:22:18,693 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 17:22:18,708 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 17:22:18,730 INFO L134 CoverageAnalysis]: Checked inductivity of 17 backedges. 0 proven. 6 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2020-12-01 17:22:18,748 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 17:22:18,749 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 381 states to 202 states and 358 transitions. [2020-12-01 17:22:18,750 INFO L276 IsEmpty]: Start isEmpty. Operand 202 states and 358 transitions. [2020-12-01 17:22:18,751 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 49 [2020-12-01 17:22:18,751 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 17:22:18,764 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 17:22:18,782 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 17:22:18,809 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 17:22:18,811 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 384 states to 205 states and 361 transitions. [2020-12-01 17:22:18,811 INFO L276 IsEmpty]: Start isEmpty. Operand 205 states and 361 transitions. [2020-12-01 17:22:18,812 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2020-12-01 17:22:18,812 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 17:22:18,826 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 17:22:18,848 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 0 proven. 7 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2020-12-01 17:22:18,865 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 17:22:18,866 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 385 states to 206 states and 362 transitions. [2020-12-01 17:22:18,867 INFO L276 IsEmpty]: Start isEmpty. Operand 206 states and 362 transitions. [2020-12-01 17:22:18,868 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 55 [2020-12-01 17:22:18,868 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 17:22:18,881 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 17:22:18,901 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 17:22:19,389 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 17:22:19,390 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 387 states to 206 states and 360 transitions. [2020-12-01 17:22:19,391 INFO L276 IsEmpty]: Start isEmpty. Operand 206 states and 360 transitions. [2020-12-01 17:22:19,392 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 59 [2020-12-01 17:22:19,392 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 17:22:19,433 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 17:22:19,455 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 17:22:19,896 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 17:22:19,897 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 396 states to 211 states and 365 transitions. [2020-12-01 17:22:19,898 INFO L276 IsEmpty]: Start isEmpty. Operand 211 states and 365 transitions. [2020-12-01 17:22:19,899 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 56 [2020-12-01 17:22:19,899 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 17:22:19,912 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 17:22:19,937 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 14 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2020-12-01 17:22:20,826 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 17:22:20,828 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 413 states to 217 states and 376 transitions. [2020-12-01 17:22:20,828 INFO L276 IsEmpty]: Start isEmpty. Operand 217 states and 376 transitions. [2020-12-01 17:22:20,830 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 62 [2020-12-01 17:22:20,830 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 17:22:20,842 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 17:22:20,863 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 17:22:20,883 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 17:22:20,885 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 414 states to 218 states and 377 transitions. [2020-12-01 17:22:20,885 INFO L276 IsEmpty]: Start isEmpty. Operand 218 states and 377 transitions. [2020-12-01 17:22:20,886 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 59 [2020-12-01 17:22:20,886 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 17:22:20,899 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 17:22:20,919 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 17:22:21,108 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 17:22:21,109 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 423 states to 224 states and 386 transitions. [2020-12-01 17:22:21,110 INFO L276 IsEmpty]: Start isEmpty. Operand 224 states and 386 transitions. [2020-12-01 17:22:21,111 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 62 [2020-12-01 17:22:21,111 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 17:22:21,151 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 17:22:21,178 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 17:22:21,198 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 17:22:21,200 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 424 states to 225 states and 387 transitions. [2020-12-01 17:22:21,200 INFO L276 IsEmpty]: Start isEmpty. Operand 225 states and 387 transitions. [2020-12-01 17:22:21,202 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 62 [2020-12-01 17:22:21,202 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 17:22:21,218 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 17:22:21,241 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 17:22:21,609 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 17:22:21,611 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 427 states to 226 states and 390 transitions. [2020-12-01 17:22:21,611 INFO L276 IsEmpty]: Start isEmpty. Operand 226 states and 390 transitions. [2020-12-01 17:22:21,612 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 63 [2020-12-01 17:22:21,613 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 17:22:21,625 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 17:22:21,645 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 17:22:21,672 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 17:22:21,674 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 430 states to 229 states and 393 transitions. [2020-12-01 17:22:21,674 INFO L276 IsEmpty]: Start isEmpty. Operand 229 states and 393 transitions. [2020-12-01 17:22:21,675 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 64 [2020-12-01 17:22:21,676 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 17:22:21,692 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 17:22:21,730 INFO L134 CoverageAnalysis]: Checked inductivity of 42 backedges. 14 proven. 0 refuted. 0 times theorem prover too weak. 28 trivial. 0 not checked. [2020-12-01 17:22:21,748 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 17:22:21,749 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 434 states to 232 states and 397 transitions. [2020-12-01 17:22:21,749 INFO L276 IsEmpty]: Start isEmpty. Operand 232 states and 397 transitions. [2020-12-01 17:22:21,751 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 67 [2020-12-01 17:22:21,751 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 17:22:21,766 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 17:22:21,790 INFO L134 CoverageAnalysis]: Checked inductivity of 42 backedges. 14 proven. 0 refuted. 0 times theorem prover too weak. 28 trivial. 0 not checked. [2020-12-01 17:22:21,809 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 17:22:21,812 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 435 states to 233 states and 398 transitions. [2020-12-01 17:22:21,812 INFO L276 IsEmpty]: Start isEmpty. Operand 233 states and 398 transitions. [2020-12-01 17:22:21,814 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 78 [2020-12-01 17:22:21,814 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 17:22:21,830 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 17:22:21,870 INFO L134 CoverageAnalysis]: Checked inductivity of 50 backedges. 14 proven. 0 refuted. 0 times theorem prover too weak. 36 trivial. 0 not checked. [2020-12-01 17:22:21,889 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 17:22:21,891 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 440 states to 236 states and 403 transitions. [2020-12-01 17:22:21,891 INFO L276 IsEmpty]: Start isEmpty. Operand 236 states and 403 transitions. [2020-12-01 17:22:21,893 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 80 [2020-12-01 17:22:21,893 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 17:22:21,913 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 17:22:21,940 INFO L134 CoverageAnalysis]: Checked inductivity of 51 backedges. 13 proven. 0 refuted. 0 times theorem prover too weak. 38 trivial. 0 not checked. [2020-12-01 17:22:21,971 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 17:22:21,973 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 441 states to 237 states and 404 transitions. [2020-12-01 17:22:21,973 INFO L276 IsEmpty]: Start isEmpty. Operand 237 states and 404 transitions. [2020-12-01 17:22:21,975 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 81 [2020-12-01 17:22:21,975 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 17:22:21,991 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 17:22:22,034 INFO L134 CoverageAnalysis]: Checked inductivity of 50 backedges. 14 proven. 0 refuted. 0 times theorem prover too weak. 36 trivial. 0 not checked. [2020-12-01 17:22:22,055 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 17:22:22,056 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 442 states to 100 states and 133 transitions. [2020-12-01 17:22:22,056 INFO L276 IsEmpty]: Start isEmpty. Operand 100 states and 133 transitions. [2020-12-01 17:22:22,056 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2020-12-01 17:22:22,056 WARN L425 CodeCheckObserver]: This Program is SAFE, Check terminated with 43 iterations. [2020-12-01 17:22:22,065 INFO L765 CodeCheckObserver]: All specifications hold 1 specifications checked. All of them hold [2020-12-01 17:22:22,433 INFO L569 CodeCheckObserver]: Invariant with dag size 1 [2020-12-01 17:22:22,437 INFO L569 CodeCheckObserver]: Invariant with dag size 1 [2020-12-01 17:22:22,438 INFO L569 CodeCheckObserver]: Invariant with dag size 1 [2020-12-01 17:22:22,438 INFO L569 CodeCheckObserver]: Invariant with dag size 11 [2020-12-01 17:22:22,446 INFO L569 CodeCheckObserver]: Invariant with dag size 1 [2020-12-01 17:22:22,447 INFO L569 CodeCheckObserver]: Invariant with dag size 7 [2020-12-01 17:22:22,448 INFO L569 CodeCheckObserver]: Invariant with dag size 1 [2020-12-01 17:22:22,448 INFO L569 CodeCheckObserver]: Invariant with dag size 3 [2020-12-01 17:22:22,450 INFO L569 CodeCheckObserver]: Invariant with dag size 15 [2020-12-01 17:22:22,452 INFO L569 CodeCheckObserver]: Invariant with dag size 1 [2020-12-01 17:22:22,452 INFO L569 CodeCheckObserver]: Invariant with dag size 1 [2020-12-01 17:22:22,452 INFO L569 CodeCheckObserver]: Invariant with dag size 1 [2020-12-01 17:22:22,452 INFO L569 CodeCheckObserver]: Invariant with dag size 1 [2020-12-01 17:22:22,453 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 01.12 05:22:22 ImpRootNode [2020-12-01 17:22:22,453 INFO L132 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2020-12-01 17:22:22,453 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2020-12-01 17:22:22,453 INFO L271 PluginConnector]: Initializing Witness Printer... [2020-12-01 17:22:22,454 INFO L275 PluginConnector]: Witness Printer initialized [2020-12-01 17:22:22,454 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 01.12 05:22:06" (3/4) ... [2020-12-01 17:22:22,459 INFO L137 WitnessPrinter]: Generating witness for correct program [2020-12-01 17:22:22,464 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure deactivatePump [2020-12-01 17:22:22,464 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure processEnvironment__wrappee__base [2020-12-01 17:22:22,464 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure changeMethaneLevel [2020-12-01 17:22:22,464 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure isMethaneLevelCritical [2020-12-01 17:22:22,464 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure cleanup [2020-12-01 17:22:22,464 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure timeShift [2020-12-01 17:22:22,465 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure waterRise [2020-12-01 17:22:22,465 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure processEnvironment__wrappee__methaneQuery [2020-12-01 17:22:22,465 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure isMethaneAlarm [2020-12-01 17:22:22,480 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 61 nodes and edges [2020-12-01 17:22:22,480 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 22 nodes and edges [2020-12-01 17:22:22,481 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 11 nodes and edges [2020-12-01 17:22:22,482 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 5 nodes and edges [2020-12-01 17:22:22,483 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 2 nodes and edges [2020-12-01 17:22:22,483 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2020-12-01 17:22:22,484 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2020-12-01 17:22:22,515 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((!(pumpRunning == 0) && !(0 == systemActive)) || pumpRunning == \old(pumpRunning)) || (!(pumpRunning == 0) && !(methaneLevelCritical == 0)) [2020-12-01 17:22:22,517 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: pumpRunning == \old(pumpRunning) [2020-12-01 17:22:22,580 INFO L141 WitnessManager]: Wrote witness to /tmp/vcloud-vcloud-master/worker/run_dir_b7d7664c-3d2d-4093-9111-58aed0e40fac/bin/ukojak/witness.graphml [2020-12-01 17:22:22,580 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2020-12-01 17:22:22,582 INFO L168 Benchmark]: Toolchain (without parser) took 18524.55 ms. Allocated memory was 102.8 MB in the beginning and 339.7 MB in the end (delta: 237.0 MB). Free memory was 69.0 MB in the beginning and 230.4 MB in the end (delta: -161.3 MB). Peak memory consumption was 73.9 MB. Max. memory is 16.1 GB. [2020-12-01 17:22:22,583 INFO L168 Benchmark]: CDTParser took 0.24 ms. Allocated memory is still 71.3 MB. Free memory was 29.4 MB in the beginning and 29.4 MB in the end (delta: 34.4 kB). There was no memory consumed. Max. memory is 16.1 GB. [2020-12-01 17:22:22,584 INFO L168 Benchmark]: CACSL2BoogieTranslator took 603.27 ms. Allocated memory is still 102.8 MB. Free memory was 68.8 MB in the beginning and 68.3 MB in the end (delta: 583.0 kB). Peak memory consumption was 8.4 MB. Max. memory is 16.1 GB. [2020-12-01 17:22:22,584 INFO L168 Benchmark]: Boogie Procedure Inliner took 59.19 ms. Allocated memory is still 102.8 MB. Free memory was 68.3 MB in the beginning and 65.6 MB in the end (delta: 2.6 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. [2020-12-01 17:22:22,584 INFO L168 Benchmark]: Boogie Preprocessor took 74.19 ms. Allocated memory is still 102.8 MB. Free memory was 65.6 MB in the beginning and 64.1 MB in the end (delta: 1.5 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. [2020-12-01 17:22:22,585 INFO L168 Benchmark]: RCFGBuilder took 1347.83 ms. Allocated memory is still 102.8 MB. Free memory was 64.1 MB in the beginning and 40.4 MB in the end (delta: 23.7 MB). Peak memory consumption was 36.1 MB. Max. memory is 16.1 GB. [2020-12-01 17:22:22,585 INFO L168 Benchmark]: CodeCheck took 16305.31 ms. Allocated memory was 102.8 MB in the beginning and 339.7 MB in the end (delta: 237.0 MB). Free memory was 40.4 MB in the beginning and 235.6 MB in the end (delta: -195.2 MB). Peak memory consumption was 42.4 MB. Max. memory is 16.1 GB. [2020-12-01 17:22:22,586 INFO L168 Benchmark]: Witness Printer took 127.36 ms. Allocated memory is still 339.7 MB. Free memory was 235.6 MB in the beginning and 230.4 MB in the end (delta: 5.2 MB). Peak memory consumption was 4.2 MB. Max. memory is 16.1 GB. [2020-12-01 17:22:22,588 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, 69 locations, 1 error locations. Started 1 CEGAR loops. VerificationResult: SAFE, OverallTime: 15.8s, OverallIterations: 43, TraceHistogramMax: 0, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: -1405699548 SDtfs, 740445868 SDslu, -882845220 SDs, 0 SdLazy, 1914914140 SolverSat, 1641947572 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 40.4s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 18385 GetRequests, 18158 SyntacticMatches, 1 SemanticMatches, 226 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 20781 ImplicationChecksByTransitivity, 10.5s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=-1occurred in iteration=-1, traceCheckStatistics: 0.1s SsaConstructionTime, 0.7s SatisfiabilityAnalysisTime, 2.0s InterpolantComputationTime, 1852 NumberOfCodeBlocks, 1852 NumberOfCodeBlocksAsserted, 42 NumberOfCheckSat, 1810 ConstructedInterpolants, 0 QuantifiedInterpolants, 173380 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 42 InterpolantComputations, 37 PerfectInterpolantSequences, 620/647 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: 67]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 66]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: -1]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 440]: Loop Invariant Derived loop invariant: ((methaneLevelCritical == 0 && tmp == systemActive) && tmp == 1) && pumpRunning == 0 - InvariantResult [Line: 440]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 596]: Loop Invariant Derived loop invariant: methaneLevelCritical == tmp || !(0 == tmp) - InvariantResult [Line: 596]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 174]: Loop Invariant Derived loop invariant: pumpRunning == \old(pumpRunning) - InvariantResult [Line: 141]: Loop Invariant Derived loop invariant: ((!(pumpRunning == 0) && !(0 == systemActive)) || pumpRunning == \old(pumpRunning)) || (!(pumpRunning == 0) && !(methaneLevelCritical == 0)) - InvariantResult [Line: 149]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 1]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 364]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 354]: Loop Invariant Derived loop invariant: 1 * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.24 ms. Allocated memory is still 71.3 MB. Free memory was 29.4 MB in the beginning and 29.4 MB in the end (delta: 34.4 kB). There was no memory consumed. Max. memory is 16.1 GB. * CACSL2BoogieTranslator took 603.27 ms. Allocated memory is still 102.8 MB. Free memory was 68.8 MB in the beginning and 68.3 MB in the end (delta: 583.0 kB). Peak memory consumption was 8.4 MB. Max. memory is 16.1 GB. * Boogie Procedure Inliner took 59.19 ms. Allocated memory is still 102.8 MB. Free memory was 68.3 MB in the beginning and 65.6 MB in the end (delta: 2.6 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. * Boogie Preprocessor took 74.19 ms. Allocated memory is still 102.8 MB. Free memory was 65.6 MB in the beginning and 64.1 MB in the end (delta: 1.5 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. * RCFGBuilder took 1347.83 ms. Allocated memory is still 102.8 MB. Free memory was 64.1 MB in the beginning and 40.4 MB in the end (delta: 23.7 MB). Peak memory consumption was 36.1 MB. Max. memory is 16.1 GB. * CodeCheck took 16305.31 ms. Allocated memory was 102.8 MB in the beginning and 339.7 MB in the end (delta: 237.0 MB). Free memory was 40.4 MB in the beginning and 235.6 MB in the end (delta: -195.2 MB). Peak memory consumption was 42.4 MB. Max. memory is 16.1 GB. * Witness Printer took 127.36 ms. Allocated memory is still 339.7 MB. Free memory was 235.6 MB in the beginning and 230.4 MB in the end (delta: 5.2 MB). Peak memory consumption was 4.2 MB. Max. memory is 16.1 GB. RESULT: Ultimate proved your program to be correct! Received shutdown request...