./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/product-lines/minepump_spec4_product23.cil.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version a4ecdabc Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud-vcloud-master/worker/run_dir_f5451dfc-fa56-4961-b1fd-8568e519fadb/bin/ukojak/data/config -Xmx15G -Xms4m -jar /tmp/vcloud-vcloud-master/worker/run_dir_f5451dfc-fa56-4961-b1fd-8568e519fadb/bin/ukojak/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/run_dir_f5451dfc-fa56-4961-b1fd-8568e519fadb/bin/ukojak/data -tc /tmp/vcloud-vcloud-master/worker/run_dir_f5451dfc-fa56-4961-b1fd-8568e519fadb/bin/ukojak/config/KojakReach.xml -i ../../sv-benchmarks/c/product-lines/minepump_spec4_product23.cil.c -s /tmp/vcloud-vcloud-master/worker/run_dir_f5451dfc-fa56-4961-b1fd-8568e519fadb/bin/ukojak/config/svcomp-Reach-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/run_dir_f5451dfc-fa56-4961-b1fd-8568e519fadb/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 956eb56d08f0603eaf047516e2a5f6a4b389e052 ........................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................ Execution finished normally Writing output log to file Ultimate.log Result: TRUE --- Real Ultimate output --- This is Ultimate 0.2.0-a4ecdab [2020-11-28 04:44:15,575 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-11-28 04:44:15,579 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-11-28 04:44:15,645 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-11-28 04:44:15,669 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-11-28 04:44:15,671 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-11-28 04:44:15,673 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-11-28 04:44:15,676 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-11-28 04:44:15,679 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-11-28 04:44:15,680 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-11-28 04:44:15,682 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-11-28 04:44:15,686 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-11-28 04:44:15,687 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-11-28 04:44:15,698 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-11-28 04:44:15,701 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-11-28 04:44:15,703 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-11-28 04:44:15,706 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-11-28 04:44:15,708 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-11-28 04:44:15,717 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-11-28 04:44:15,720 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-11-28 04:44:15,729 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-11-28 04:44:15,730 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-11-28 04:44:15,734 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-11-28 04:44:15,736 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-11-28 04:44:15,740 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2020-11-28 04:44:15,743 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2020-11-28 04:44:15,743 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2020-11-28 04:44:15,745 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2020-11-28 04:44:15,747 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2020-11-28 04:44:15,748 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2020-11-28 04:44:15,749 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-11-28 04:44:15,750 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-11-28 04:44:15,752 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-11-28 04:44:15,754 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-11-28 04:44:15,755 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-11-28 04:44:15,756 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-11-28 04:44:15,757 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-11-28 04:44:15,757 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-11-28 04:44:15,758 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-11-28 04:44:15,759 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-11-28 04:44:15,760 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-11-28 04:44:15,763 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/run_dir_f5451dfc-fa56-4961-b1fd-8568e519fadb/bin/ukojak/config/svcomp-Reach-32bit-Kojak_Default.epf [2020-11-28 04:44:15,815 INFO L113 SettingsManager]: Loading preferences was successful [2020-11-28 04:44:15,816 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-11-28 04:44:15,818 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2020-11-28 04:44:15,818 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2020-11-28 04:44:15,819 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2020-11-28 04:44:15,820 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2020-11-28 04:44:15,820 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-11-28 04:44:15,820 INFO L138 SettingsManager]: * sizeof long=4 [2020-11-28 04:44:15,820 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2020-11-28 04:44:15,821 INFO L138 SettingsManager]: * sizeof POINTER=4 [2020-11-28 04:44:15,822 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-11-28 04:44:15,823 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2020-11-28 04:44:15,823 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-11-28 04:44:15,823 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2020-11-28 04:44:15,823 INFO L138 SettingsManager]: * sizeof long double=12 [2020-11-28 04:44:15,824 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2020-11-28 04:44:15,824 INFO L138 SettingsManager]: * Use constant arrays=true [2020-11-28 04:44:15,825 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2020-11-28 04:44:15,825 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2020-11-28 04:44:15,825 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2020-11-28 04:44:15,826 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-11-28 04:44:15,826 INFO L138 SettingsManager]: * To the following directory=./dump/ [2020-11-28 04:44:15,826 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2020-11-28 04:44:15,826 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-11-28 04:44:15,827 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2020-11-28 04:44:15,827 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2020-11-28 04:44:15,827 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2020-11-28 04:44:15,828 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-11-28 04:44:15,828 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2020-11-28 04:44:15,828 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_f5451dfc-fa56-4961-b1fd-8568e519fadb/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud-vcloud-master/worker/run_dir_f5451dfc-fa56-4961-b1fd-8568e519fadb/bin/ukojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 956eb56d08f0603eaf047516e2a5f6a4b389e052 [2020-11-28 04:44:16,113 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2020-11-28 04:44:16,137 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-11-28 04:44:16,140 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-11-28 04:44:16,141 INFO L271 PluginConnector]: Initializing CDTParser... [2020-11-28 04:44:16,142 INFO L275 PluginConnector]: CDTParser initialized [2020-11-28 04:44:16,143 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/run_dir_f5451dfc-fa56-4961-b1fd-8568e519fadb/bin/ukojak/../../sv-benchmarks/c/product-lines/minepump_spec4_product23.cil.c [2020-11-28 04:44:16,211 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_f5451dfc-fa56-4961-b1fd-8568e519fadb/bin/ukojak/data/329604f7d/244d0437a8c14bab900b5eb7755a39e7/FLAGb483fcdc8 [2020-11-28 04:44:16,792 INFO L306 CDTParser]: Found 1 translation units. [2020-11-28 04:44:16,793 INFO L160 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/run_dir_f5451dfc-fa56-4961-b1fd-8568e519fadb/sv-benchmarks/c/product-lines/minepump_spec4_product23.cil.c [2020-11-28 04:44:16,808 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_f5451dfc-fa56-4961-b1fd-8568e519fadb/bin/ukojak/data/329604f7d/244d0437a8c14bab900b5eb7755a39e7/FLAGb483fcdc8 [2020-11-28 04:44:17,133 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/run_dir_f5451dfc-fa56-4961-b1fd-8568e519fadb/bin/ukojak/data/329604f7d/244d0437a8c14bab900b5eb7755a39e7 [2020-11-28 04:44:17,135 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-11-28 04:44:17,137 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2020-11-28 04:44:17,138 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-11-28 04:44:17,139 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-11-28 04:44:17,143 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-11-28 04:44:17,144 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 28.11 04:44:17" (1/1) ... [2020-11-28 04:44:17,146 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@4c2d2ff1 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 04:44:17, skipping insertion in model container [2020-11-28 04:44:17,147 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 28.11 04:44:17" (1/1) ... [2020-11-28 04:44:17,156 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-11-28 04:44:17,218 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-11-28 04:44:17,593 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-11-28 04:44:17,606 INFO L203 MainTranslator]: Completed pre-run [2020-11-28 04:44:17,732 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-11-28 04:44:17,787 INFO L208 MainTranslator]: Completed translation [2020-11-28 04:44:17,788 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 04:44:17 WrapperNode [2020-11-28 04:44:17,789 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-11-28 04:44:17,790 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2020-11-28 04:44:17,790 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2020-11-28 04:44:17,791 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2020-11-28 04:44:17,800 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 04:44:17" (1/1) ... [2020-11-28 04:44:17,837 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 04:44:17" (1/1) ... [2020-11-28 04:44:17,874 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2020-11-28 04:44:17,876 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2020-11-28 04:44:17,877 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2020-11-28 04:44:17,878 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2020-11-28 04:44:17,887 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 04:44:17" (1/1) ... [2020-11-28 04:44:17,888 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 04:44:17" (1/1) ... [2020-11-28 04:44:17,907 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 04:44:17" (1/1) ... [2020-11-28 04:44:17,908 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 04:44:17" (1/1) ... [2020-11-28 04:44:17,918 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 04:44:17" (1/1) ... [2020-11-28 04:44:17,924 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 04:44:17" (1/1) ... [2020-11-28 04:44:17,928 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 04:44:17" (1/1) ... [2020-11-28 04:44:17,932 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2020-11-28 04:44:17,933 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2020-11-28 04:44:17,933 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2020-11-28 04:44:17,934 INFO L275 PluginConnector]: RCFGBuilder initialized [2020-11-28 04:44:17,935 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 04:44:17" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_f5451dfc-fa56-4961-b1fd-8568e519fadb/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 [2020-11-28 04:44:18,035 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2020-11-28 04:44:18,036 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__base [2020-11-28 04:44:18,036 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__base [2020-11-28 04:44:18,036 INFO L130 BoogieDeclarations]: Found specification of procedure cleanup [2020-11-28 04:44:18,036 INFO L138 BoogieDeclarations]: Found implementation of procedure cleanup [2020-11-28 04:44:18,036 INFO L130 BoogieDeclarations]: Found specification of procedure timeShift [2020-11-28 04:44:18,037 INFO L138 BoogieDeclarations]: Found implementation of procedure timeShift [2020-11-28 04:44:18,037 INFO L130 BoogieDeclarations]: Found specification of procedure waterRise [2020-11-28 04:44:18,037 INFO L138 BoogieDeclarations]: Found implementation of procedure waterRise [2020-11-28 04:44:18,037 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__lowWaterSensor [2020-11-28 04:44:18,037 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__lowWaterSensor [2020-11-28 04:44:18,038 INFO L130 BoogieDeclarations]: Found specification of procedure deactivatePump [2020-11-28 04:44:18,038 INFO L138 BoogieDeclarations]: Found implementation of procedure deactivatePump [2020-11-28 04:44:18,038 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2020-11-28 04:44:18,038 INFO L130 BoogieDeclarations]: Found specification of procedure changeMethaneLevel [2020-11-28 04:44:18,038 INFO L138 BoogieDeclarations]: Found implementation of procedure changeMethaneLevel [2020-11-28 04:44:18,038 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2020-11-28 04:44:18,040 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2020-11-28 04:44:19,603 INFO L293 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2020-11-28 04:44:19,604 INFO L298 CfgBuilder]: Removed 42 assume(true) statements. [2020-11-28 04:44:19,606 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 28.11 04:44:19 BoogieIcfgContainer [2020-11-28 04:44:19,607 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2020-11-28 04:44:19,608 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2020-11-28 04:44:19,608 INFO L271 PluginConnector]: Initializing CodeCheck... [2020-11-28 04:44:19,622 INFO L275 PluginConnector]: CodeCheck initialized [2020-11-28 04:44:19,622 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 28.11 04:44:19" (1/1) ... [2020-11-28 04:44:19,637 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-11-28 04:44:19,675 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-28 04:44:19,687 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 80 states to 58 states and 80 transitions. [2020-11-28 04:44:19,688 INFO L276 IsEmpty]: Start isEmpty. Operand 58 states and 80 transitions. [2020-11-28 04:44:19,694 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2020-11-28 04:44:19,694 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-28 04:44:19,916 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-28 04:44:20,089 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-11-28 04:44:20,104 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-28 04:44:20,106 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 78 states to 58 states and 78 transitions. [2020-11-28 04:44:20,106 INFO L276 IsEmpty]: Start isEmpty. Operand 58 states and 78 transitions. [2020-11-28 04:44:20,107 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2020-11-28 04:44:20,107 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-28 04:44:20,157 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-28 04:44:20,241 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-11-28 04:44:20,270 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-28 04:44:20,272 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 81 states to 60 states and 81 transitions. [2020-11-28 04:44:20,273 INFO L276 IsEmpty]: Start isEmpty. Operand 60 states and 81 transitions. [2020-11-28 04:44:20,275 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2020-11-28 04:44:20,276 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-28 04:44:20,329 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-28 04:44:20,390 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-11-28 04:44:20,586 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-28 04:44:20,588 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 102 states to 70 states and 102 transitions. [2020-11-28 04:44:20,588 INFO L276 IsEmpty]: Start isEmpty. Operand 70 states and 102 transitions. [2020-11-28 04:44:20,589 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2020-11-28 04:44:20,589 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-28 04:44:20,629 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-28 04:44:20,655 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-11-28 04:44:20,662 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-28 04:44:20,665 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 103 states to 71 states and 103 transitions. [2020-11-28 04:44:20,667 INFO L276 IsEmpty]: Start isEmpty. Operand 71 states and 103 transitions. [2020-11-28 04:44:20,668 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2020-11-28 04:44:20,668 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-28 04:44:20,688 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-28 04:44:20,721 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-11-28 04:44:20,735 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-28 04:44:20,737 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 104 states to 72 states and 104 transitions. [2020-11-28 04:44:20,737 INFO L276 IsEmpty]: Start isEmpty. Operand 72 states and 104 transitions. [2020-11-28 04:44:20,738 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2020-11-28 04:44:20,738 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-28 04:44:20,767 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-28 04:44:20,791 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-11-28 04:44:20,800 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-28 04:44:20,802 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 105 states to 73 states and 105 transitions. [2020-11-28 04:44:20,802 INFO L276 IsEmpty]: Start isEmpty. Operand 73 states and 105 transitions. [2020-11-28 04:44:20,803 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2020-11-28 04:44:20,804 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-28 04:44:20,820 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-28 04:44:20,900 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-11-28 04:44:21,359 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-28 04:44:21,361 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 140 states to 89 states and 140 transitions. [2020-11-28 04:44:21,361 INFO L276 IsEmpty]: Start isEmpty. Operand 89 states and 140 transitions. [2020-11-28 04:44:21,362 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2020-11-28 04:44:21,362 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-28 04:44:21,392 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-28 04:44:21,428 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-11-28 04:44:21,474 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-28 04:44:21,476 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 148 states to 93 states and 148 transitions. [2020-11-28 04:44:21,476 INFO L276 IsEmpty]: Start isEmpty. Operand 93 states and 148 transitions. [2020-11-28 04:44:21,478 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2020-11-28 04:44:21,478 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-28 04:44:21,500 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-28 04:44:21,521 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-11-28 04:44:21,535 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-28 04:44:21,536 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 149 states to 94 states and 149 transitions. [2020-11-28 04:44:21,536 INFO L276 IsEmpty]: Start isEmpty. Operand 94 states and 149 transitions. [2020-11-28 04:44:21,540 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2020-11-28 04:44:21,541 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-28 04:44:21,562 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-28 04:44:21,589 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-11-28 04:44:21,603 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-28 04:44:21,604 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 150 states to 95 states and 150 transitions. [2020-11-28 04:44:21,604 INFO L276 IsEmpty]: Start isEmpty. Operand 95 states and 150 transitions. [2020-11-28 04:44:21,606 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2020-11-28 04:44:21,606 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-28 04:44:21,632 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-28 04:44:21,730 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-11-28 04:44:22,544 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-28 04:44:22,546 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 186 states to 109 states and 186 transitions. [2020-11-28 04:44:22,546 INFO L276 IsEmpty]: Start isEmpty. Operand 109 states and 186 transitions. [2020-11-28 04:44:22,547 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2020-11-28 04:44:22,547 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-28 04:44:22,569 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-28 04:44:22,603 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-11-28 04:44:22,634 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-28 04:44:22,635 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 187 states to 110 states and 187 transitions. [2020-11-28 04:44:22,636 INFO L276 IsEmpty]: Start isEmpty. Operand 110 states and 187 transitions. [2020-11-28 04:44:22,637 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2020-11-28 04:44:22,637 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-28 04:44:22,667 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-28 04:44:22,733 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-11-28 04:44:22,829 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-28 04:44:22,830 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 199 states to 112 states and 195 transitions. [2020-11-28 04:44:22,830 INFO L276 IsEmpty]: Start isEmpty. Operand 112 states and 195 transitions. [2020-11-28 04:44:22,831 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2020-11-28 04:44:22,832 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-28 04:44:22,848 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-28 04:44:22,902 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-11-28 04:44:23,138 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-28 04:44:23,140 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 207 states to 114 states and 200 transitions. [2020-11-28 04:44:23,140 INFO L276 IsEmpty]: Start isEmpty. Operand 114 states and 200 transitions. [2020-11-28 04:44:23,141 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2020-11-28 04:44:23,141 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-28 04:44:23,155 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-28 04:44:23,174 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-11-28 04:44:23,195 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-28 04:44:23,196 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 208 states to 112 states and 194 transitions. [2020-11-28 04:44:23,196 INFO L276 IsEmpty]: Start isEmpty. Operand 112 states and 194 transitions. [2020-11-28 04:44:23,197 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2020-11-28 04:44:23,197 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-28 04:44:23,211 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-28 04:44:23,227 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2020-11-28 04:44:23,562 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-28 04:44:23,563 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 228 states to 121 states and 214 transitions. [2020-11-28 04:44:23,564 INFO L276 IsEmpty]: Start isEmpty. Operand 121 states and 214 transitions. [2020-11-28 04:44:23,566 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 34 [2020-11-28 04:44:23,567 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-28 04:44:23,585 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-28 04:44:23,618 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2020-11-28 04:44:23,796 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-28 04:44:23,799 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 240 states to 127 states and 226 transitions. [2020-11-28 04:44:23,799 INFO L276 IsEmpty]: Start isEmpty. Operand 127 states and 226 transitions. [2020-11-28 04:44:23,802 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 34 [2020-11-28 04:44:23,802 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-28 04:44:23,817 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-28 04:44:23,862 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2020-11-28 04:44:23,907 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-28 04:44:23,909 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 241 states to 128 states and 227 transitions. [2020-11-28 04:44:23,909 INFO L276 IsEmpty]: Start isEmpty. Operand 128 states and 227 transitions. [2020-11-28 04:44:23,912 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 40 [2020-11-28 04:44:23,912 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-28 04:44:23,932 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-28 04:44:23,952 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2020-11-28 04:44:23,991 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-28 04:44:23,993 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 242 states to 129 states and 228 transitions. [2020-11-28 04:44:23,994 INFO L276 IsEmpty]: Start isEmpty. Operand 129 states and 228 transitions. [2020-11-28 04:44:23,996 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2020-11-28 04:44:23,996 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-28 04:44:24,025 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-28 04:44:24,044 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2020-11-28 04:44:24,069 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-28 04:44:24,072 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 243 states to 130 states and 229 transitions. [2020-11-28 04:44:24,072 INFO L276 IsEmpty]: Start isEmpty. Operand 130 states and 229 transitions. [2020-11-28 04:44:24,075 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 34 [2020-11-28 04:44:24,077 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-28 04:44:24,097 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-28 04:44:24,126 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 0 proven. 4 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2020-11-28 04:44:24,664 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-28 04:44:24,665 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 280 states to 141 states and 265 transitions. [2020-11-28 04:44:24,666 INFO L276 IsEmpty]: Start isEmpty. Operand 141 states and 265 transitions. [2020-11-28 04:44:24,667 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2020-11-28 04:44:24,667 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-28 04:44:24,687 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-28 04:44:24,716 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 0 proven. 4 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2020-11-28 04:44:24,728 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-28 04:44:24,730 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 280 states to 142 states and 265 transitions. [2020-11-28 04:44:24,730 INFO L276 IsEmpty]: Start isEmpty. Operand 142 states and 265 transitions. [2020-11-28 04:44:24,731 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2020-11-28 04:44:24,732 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-28 04:44:24,758 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-28 04:44:24,992 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 13 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-11-28 04:44:26,618 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-28 04:44:26,619 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 308 states to 150 states and 292 transitions. [2020-11-28 04:44:26,620 INFO L276 IsEmpty]: Start isEmpty. Operand 150 states and 292 transitions. [2020-11-28 04:44:26,621 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2020-11-28 04:44:26,621 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-28 04:44:26,641 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-28 04:44:26,693 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 0 proven. 4 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2020-11-28 04:44:26,734 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-28 04:44:26,736 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 309 states to 151 states and 293 transitions. [2020-11-28 04:44:26,737 INFO L276 IsEmpty]: Start isEmpty. Operand 151 states and 293 transitions. [2020-11-28 04:44:26,738 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2020-11-28 04:44:26,738 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-28 04:44:26,749 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-28 04:44:26,766 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 0 proven. 4 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2020-11-28 04:44:26,787 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-28 04:44:26,789 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 310 states to 152 states and 294 transitions. [2020-11-28 04:44:26,789 INFO L276 IsEmpty]: Start isEmpty. Operand 152 states and 294 transitions. [2020-11-28 04:44:26,790 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 38 [2020-11-28 04:44:26,790 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-28 04:44:26,803 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-28 04:44:26,823 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 0 proven. 5 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2020-11-28 04:44:27,093 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-28 04:44:27,096 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 310 states to 153 states and 294 transitions. [2020-11-28 04:44:27,096 INFO L276 IsEmpty]: Start isEmpty. Operand 153 states and 294 transitions. [2020-11-28 04:44:27,098 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 43 [2020-11-28 04:44:27,098 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-28 04:44:27,113 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-28 04:44:27,279 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 12 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-11-28 04:44:28,633 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-28 04:44:28,635 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 339 states to 158 states and 313 transitions. [2020-11-28 04:44:28,635 INFO L276 IsEmpty]: Start isEmpty. Operand 158 states and 313 transitions. [2020-11-28 04:44:28,637 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 46 [2020-11-28 04:44:28,637 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-28 04:44:28,655 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-28 04:44:28,680 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 12 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-11-28 04:44:29,197 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-28 04:44:29,199 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 354 states to 161 states and 328 transitions. [2020-11-28 04:44:29,201 INFO L276 IsEmpty]: Start isEmpty. Operand 161 states and 328 transitions. [2020-11-28 04:44:29,203 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 46 [2020-11-28 04:44:29,209 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-28 04:44:29,240 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-28 04:44:29,263 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 12 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-11-28 04:44:29,530 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-28 04:44:29,532 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 361 states to 163 states and 334 transitions. [2020-11-28 04:44:29,532 INFO L276 IsEmpty]: Start isEmpty. Operand 163 states and 334 transitions. [2020-11-28 04:44:29,534 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 46 [2020-11-28 04:44:29,536 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-28 04:44:29,549 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-28 04:44:29,565 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 12 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-11-28 04:44:29,790 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-28 04:44:29,792 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 364 states to 163 states and 333 transitions. [2020-11-28 04:44:29,793 INFO L276 IsEmpty]: Start isEmpty. Operand 163 states and 333 transitions. [2020-11-28 04:44:29,796 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 47 [2020-11-28 04:44:29,796 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-28 04:44:29,808 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-28 04:44:29,822 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 13 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-11-28 04:44:30,119 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-28 04:44:30,121 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 364 states to 164 states and 331 transitions. [2020-11-28 04:44:30,121 INFO L276 IsEmpty]: Start isEmpty. Operand 164 states and 331 transitions. [2020-11-28 04:44:30,123 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2020-11-28 04:44:30,123 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-28 04:44:30,134 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-28 04:44:30,150 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 13 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-11-28 04:44:31,023 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-28 04:44:31,025 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 373 states to 167 states and 337 transitions. [2020-11-28 04:44:31,026 INFO L276 IsEmpty]: Start isEmpty. Operand 167 states and 337 transitions. [2020-11-28 04:44:31,027 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2020-11-28 04:44:31,027 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-28 04:44:31,041 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-28 04:44:31,061 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 2 proven. 3 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2020-11-28 04:44:31,623 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-28 04:44:31,625 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 374 states to 167 states and 334 transitions. [2020-11-28 04:44:31,626 INFO L276 IsEmpty]: Start isEmpty. Operand 167 states and 334 transitions. [2020-11-28 04:44:31,628 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 45 [2020-11-28 04:44:31,628 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-28 04:44:31,657 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-28 04:44:31,680 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 2 proven. 3 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2020-11-28 04:44:32,860 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-28 04:44:32,863 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 386 states to 169 states and 336 transitions. [2020-11-28 04:44:32,870 INFO L276 IsEmpty]: Start isEmpty. Operand 169 states and 336 transitions. [2020-11-28 04:44:32,871 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 46 [2020-11-28 04:44:32,871 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-28 04:44:32,885 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-28 04:44:32,944 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 14 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-11-28 04:44:33,868 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-28 04:44:33,871 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 387 states to 169 states and 335 transitions. [2020-11-28 04:44:33,871 INFO L276 IsEmpty]: Start isEmpty. Operand 169 states and 335 transitions. [2020-11-28 04:44:33,873 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 46 [2020-11-28 04:44:33,873 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-28 04:44:33,898 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-28 04:44:33,919 INFO L134 CoverageAnalysis]: Checked inductivity of 15 backedges. 13 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2020-11-28 04:44:34,538 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-28 04:44:34,540 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 396 states to 171 states and 339 transitions. [2020-11-28 04:44:34,540 INFO L276 IsEmpty]: Start isEmpty. Operand 171 states and 339 transitions. [2020-11-28 04:44:34,541 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 45 [2020-11-28 04:44:34,542 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-28 04:44:34,555 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-28 04:44:34,577 INFO L134 CoverageAnalysis]: Checked inductivity of 26 backedges. 8 proven. 0 refuted. 0 times theorem prover too weak. 18 trivial. 0 not checked. [2020-11-28 04:44:34,602 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-28 04:44:34,604 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 405 states to 176 states and 348 transitions. [2020-11-28 04:44:34,604 INFO L276 IsEmpty]: Start isEmpty. Operand 176 states and 348 transitions. [2020-11-28 04:44:34,606 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 46 [2020-11-28 04:44:34,606 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-28 04:44:34,622 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-28 04:44:34,639 INFO L134 CoverageAnalysis]: Checked inductivity of 27 backedges. 8 proven. 0 refuted. 0 times theorem prover too weak. 19 trivial. 0 not checked. [2020-11-28 04:44:34,650 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-28 04:44:34,651 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 405 states to 177 states and 348 transitions. [2020-11-28 04:44:34,652 INFO L276 IsEmpty]: Start isEmpty. Operand 177 states and 348 transitions. [2020-11-28 04:44:34,653 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2020-11-28 04:44:34,653 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-28 04:44:34,682 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-28 04:44:34,699 INFO L134 CoverageAnalysis]: Checked inductivity of 26 backedges. 8 proven. 0 refuted. 0 times theorem prover too weak. 18 trivial. 0 not checked. [2020-11-28 04:44:34,729 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-28 04:44:34,731 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 406 states to 178 states and 349 transitions. [2020-11-28 04:44:34,731 INFO L276 IsEmpty]: Start isEmpty. Operand 178 states and 349 transitions. [2020-11-28 04:44:34,732 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2020-11-28 04:44:34,733 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-28 04:44:34,747 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-28 04:44:34,765 INFO L134 CoverageAnalysis]: Checked inductivity of 26 backedges. 8 proven. 0 refuted. 0 times theorem prover too weak. 18 trivial. 0 not checked. [2020-11-28 04:44:34,788 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-28 04:44:34,790 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 407 states to 179 states and 350 transitions. [2020-11-28 04:44:34,790 INFO L276 IsEmpty]: Start isEmpty. Operand 179 states and 350 transitions. [2020-11-28 04:44:34,792 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 60 [2020-11-28 04:44:34,792 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-28 04:44:34,806 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-28 04:44:34,830 INFO L134 CoverageAnalysis]: Checked inductivity of 35 backedges. 8 proven. 0 refuted. 0 times theorem prover too weak. 27 trivial. 0 not checked. [2020-11-28 04:44:34,850 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-28 04:44:34,852 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 407 states to 180 states and 350 transitions. [2020-11-28 04:44:34,852 INFO L276 IsEmpty]: Start isEmpty. Operand 180 states and 350 transitions. [2020-11-28 04:44:34,853 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2020-11-28 04:44:34,853 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-28 04:44:34,869 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-28 04:44:34,893 INFO L134 CoverageAnalysis]: Checked inductivity of 38 backedges. 35 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2020-11-28 04:44:35,298 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-28 04:44:35,300 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 418 states to 187 states and 361 transitions. [2020-11-28 04:44:35,301 INFO L276 IsEmpty]: Start isEmpty. Operand 187 states and 361 transitions. [2020-11-28 04:44:35,303 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 59 [2020-11-28 04:44:35,303 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-28 04:44:35,321 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-28 04:44:35,345 INFO L134 CoverageAnalysis]: Checked inductivity of 39 backedges. 36 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2020-11-28 04:44:35,363 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-28 04:44:35,365 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 420 states to 188 states and 363 transitions. [2020-11-28 04:44:35,366 INFO L276 IsEmpty]: Start isEmpty. Operand 188 states and 363 transitions. [2020-11-28 04:44:35,367 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 61 [2020-11-28 04:44:35,367 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-28 04:44:35,387 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-28 04:44:35,410 INFO L134 CoverageAnalysis]: Checked inductivity of 38 backedges. 35 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2020-11-28 04:44:35,437 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-28 04:44:35,439 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 421 states to 189 states and 364 transitions. [2020-11-28 04:44:35,440 INFO L276 IsEmpty]: Start isEmpty. Operand 189 states and 364 transitions. [2020-11-28 04:44:35,444 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 61 [2020-11-28 04:44:35,444 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-28 04:44:35,459 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-28 04:44:35,480 INFO L134 CoverageAnalysis]: Checked inductivity of 38 backedges. 35 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2020-11-28 04:44:35,502 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-28 04:44:35,503 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 422 states to 87 states and 125 transitions. [2020-11-28 04:44:35,503 INFO L276 IsEmpty]: Start isEmpty. Operand 87 states and 125 transitions. [2020-11-28 04:44:35,504 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2020-11-28 04:44:35,504 WARN L425 CodeCheckObserver]: This Program is SAFE, Check terminated with 46 iterations. [2020-11-28 04:44:35,515 INFO L765 CodeCheckObserver]: All specifications hold 1 specifications checked. All of them hold [2020-11-28 04:44:35,871 INFO L569 CodeCheckObserver]: Invariant with dag size 1 [2020-11-28 04:44:35,875 INFO L569 CodeCheckObserver]: Invariant with dag size 1 [2020-11-28 04:44:35,876 INFO L569 CodeCheckObserver]: Invariant with dag size 1 [2020-11-28 04:44:35,876 INFO L569 CodeCheckObserver]: Invariant with dag size 1 [2020-11-28 04:44:35,876 INFO L569 CodeCheckObserver]: Invariant with dag size 1 [2020-11-28 04:44:35,877 INFO L569 CodeCheckObserver]: Invariant with dag size 1 [2020-11-28 04:44:35,877 INFO L569 CodeCheckObserver]: Invariant with dag size 1 [2020-11-28 04:44:35,877 INFO L569 CodeCheckObserver]: Invariant with dag size 17 [2020-11-28 04:44:35,883 INFO L569 CodeCheckObserver]: Invariant with dag size 1 [2020-11-28 04:44:35,884 INFO L569 CodeCheckObserver]: Invariant with dag size 3 [2020-11-28 04:44:35,887 INFO L569 CodeCheckObserver]: Invariant with dag size 1 [2020-11-28 04:44:35,887 INFO L569 CodeCheckObserver]: Invariant with dag size 18 [2020-11-28 04:44:35,889 INFO L569 CodeCheckObserver]: Invariant with dag size 1 [2020-11-28 04:44:35,890 INFO L569 CodeCheckObserver]: Invariant with dag size 9 [2020-11-28 04:44:35,891 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 28.11 04:44:35 ImpRootNode [2020-11-28 04:44:35,891 INFO L132 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2020-11-28 04:44:35,891 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2020-11-28 04:44:35,891 INFO L271 PluginConnector]: Initializing Witness Printer... [2020-11-28 04:44:35,892 INFO L275 PluginConnector]: Witness Printer initialized [2020-11-28 04:44:35,892 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 28.11 04:44:19" (3/4) ... [2020-11-28 04:44:35,905 INFO L137 WitnessPrinter]: Generating witness for correct program [2020-11-28 04:44:35,913 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure deactivatePump [2020-11-28 04:44:35,914 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure processEnvironment__wrappee__base [2020-11-28 04:44:35,914 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure changeMethaneLevel [2020-11-28 04:44:35,914 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure cleanup [2020-11-28 04:44:35,914 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure timeShift [2020-11-28 04:44:35,915 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure waterRise [2020-11-28 04:44:35,915 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure processEnvironment__wrappee__lowWaterSensor [2020-11-28 04:44:35,930 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 60 nodes and edges [2020-11-28 04:44:35,931 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 23 nodes and edges [2020-11-28 04:44:35,932 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 11 nodes and edges [2020-11-28 04:44:35,933 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 5 nodes and edges [2020-11-28 04:44:35,934 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 2 nodes and edges [2020-11-28 04:44:35,936 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2020-11-28 04:44:35,937 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2020-11-28 04:44:35,966 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((\old(waterLevel) == waterLevel && pumpRunning == \old(pumpRunning)) || ((!(waterLevel == 1) && 1 == systemActive) && pumpRunning == \old(pumpRunning))) || !(pumpRunning == 0) [2020-11-28 04:44:35,967 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (!(pumpRunning == 0) || ((\old(waterLevel) == waterLevel && pumpRunning == \old(pumpRunning)) && !(0 == systemActive))) || ((!(waterLevel == 1) && pumpRunning == \old(pumpRunning)) && !(0 == systemActive)) [2020-11-28 04:44:35,968 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: pumpRunning == \old(pumpRunning) [2020-11-28 04:44:36,018 INFO L141 WitnessManager]: Wrote witness to /tmp/vcloud-vcloud-master/worker/run_dir_f5451dfc-fa56-4961-b1fd-8568e519fadb/bin/ukojak/witness.graphml [2020-11-28 04:44:36,019 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2020-11-28 04:44:36,020 INFO L168 Benchmark]: Toolchain (without parser) took 18882.96 ms. Allocated memory was 109.1 MB in the beginning and 314.6 MB in the end (delta: 205.5 MB). Free memory was 77.1 MB in the beginning and 145.7 MB in the end (delta: -68.6 MB). Peak memory consumption was 136.6 MB. Max. memory is 16.1 GB. [2020-11-28 04:44:36,021 INFO L168 Benchmark]: CDTParser took 0.31 ms. Allocated memory is still 75.5 MB. Free memory was 35.2 MB in the beginning and 35.2 MB in the end (delta: 39.4 kB). There was no memory consumed. Max. memory is 16.1 GB. [2020-11-28 04:44:36,021 INFO L168 Benchmark]: CACSL2BoogieTranslator took 650.56 ms. Allocated memory is still 109.1 MB. Free memory was 76.9 MB in the beginning and 75.3 MB in the end (delta: 1.6 MB). Peak memory consumption was 10.5 MB. Max. memory is 16.1 GB. [2020-11-28 04:44:36,022 INFO L168 Benchmark]: Boogie Procedure Inliner took 85.71 ms. Allocated memory is still 109.1 MB. Free memory was 75.3 MB in the beginning and 73.1 MB in the end (delta: 2.1 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. [2020-11-28 04:44:36,022 INFO L168 Benchmark]: Boogie Preprocessor took 55.75 ms. Allocated memory is still 109.1 MB. Free memory was 73.1 MB in the beginning and 71.1 MB in the end (delta: 2.0 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. [2020-11-28 04:44:36,023 INFO L168 Benchmark]: RCFGBuilder took 1673.72 ms. Allocated memory is still 109.1 MB. Free memory was 71.1 MB in the beginning and 52.3 MB in the end (delta: 18.8 MB). Peak memory consumption was 42.4 MB. Max. memory is 16.1 GB. [2020-11-28 04:44:36,023 INFO L168 Benchmark]: CodeCheck took 16283.09 ms. Allocated memory was 109.1 MB in the beginning and 314.6 MB in the end (delta: 205.5 MB). Free memory was 52.3 MB in the beginning and 151.0 MB in the end (delta: -98.7 MB). Peak memory consumption was 105.4 MB. Max. memory is 16.1 GB. [2020-11-28 04:44:36,024 INFO L168 Benchmark]: Witness Printer took 127.43 ms. Allocated memory is still 314.6 MB. Free memory was 151.0 MB in the beginning and 145.7 MB in the end (delta: 5.2 MB). Peak memory consumption was 6.3 MB. Max. memory is 16.1 GB. [2020-11-28 04:44:36,026 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck: - StatisticsResult: Ultimate CodeCheck benchmark data CFG has 8 procedures, 58 locations, 1 error locations. Started 1 CEGAR loops. VerificationResult: SAFE, OverallTime: 15.8s, OverallIterations: 46, TraceHistogramMax: 0, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: -219151988 SDtfs, -1293383812 SDslu, 264825916 SDs, 0 SdLazy, -839560500 SolverSat, -1703986708 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 38.0s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 18242 GetRequests, 17979 SyntacticMatches, 35 SemanticMatches, 228 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 22821 ImplicationChecksByTransitivity, 10.7s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=-1occurred in iteration=-1, traceCheckStatistics: 0.1s SsaConstructionTime, 0.8s SatisfiabilityAnalysisTime, 1.7s InterpolantComputationTime, 1626 NumberOfCodeBlocks, 1626 NumberOfCodeBlocksAsserted, 45 NumberOfCheckSat, 1581 ConstructedInterpolants, 0 QuantifiedInterpolants, 131153 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 45 InterpolantComputations, 38 PerfectInterpolantSequences, 500/527 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: 856]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 600]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: -1]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 846]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 827]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 827]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 563]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 632]: Loop Invariant Derived loop invariant: ((\old(waterLevel) == waterLevel && pumpRunning == \old(pumpRunning)) || ((!(waterLevel == 1) && 1 == systemActive) && pumpRunning == \old(pumpRunning))) || !(pumpRunning == 0) - InvariantResult [Line: 640]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 665]: Loop Invariant Derived loop invariant: pumpRunning == \old(pumpRunning) - InvariantResult [Line: 927]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 691]: Loop Invariant Derived loop invariant: (!(pumpRunning == 0) || ((\old(waterLevel) == waterLevel && pumpRunning == \old(pumpRunning)) && !(0 == systemActive))) || ((!(waterLevel == 1) && pumpRunning == \old(pumpRunning)) && !(0 == systemActive)) - InvariantResult [Line: 564]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 927]: Loop Invariant Derived loop invariant: (waterLevel == 1 && 1 == systemActive) && pumpRunning == 0 * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.31 ms. Allocated memory is still 75.5 MB. Free memory was 35.2 MB in the beginning and 35.2 MB in the end (delta: 39.4 kB). There was no memory consumed. Max. memory is 16.1 GB. * CACSL2BoogieTranslator took 650.56 ms. Allocated memory is still 109.1 MB. Free memory was 76.9 MB in the beginning and 75.3 MB in the end (delta: 1.6 MB). Peak memory consumption was 10.5 MB. Max. memory is 16.1 GB. * Boogie Procedure Inliner took 85.71 ms. Allocated memory is still 109.1 MB. Free memory was 75.3 MB in the beginning and 73.1 MB in the end (delta: 2.1 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. * Boogie Preprocessor took 55.75 ms. Allocated memory is still 109.1 MB. Free memory was 73.1 MB in the beginning and 71.1 MB in the end (delta: 2.0 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. * RCFGBuilder took 1673.72 ms. Allocated memory is still 109.1 MB. Free memory was 71.1 MB in the beginning and 52.3 MB in the end (delta: 18.8 MB). Peak memory consumption was 42.4 MB. Max. memory is 16.1 GB. * CodeCheck took 16283.09 ms. Allocated memory was 109.1 MB in the beginning and 314.6 MB in the end (delta: 205.5 MB). Free memory was 52.3 MB in the beginning and 151.0 MB in the end (delta: -98.7 MB). Peak memory consumption was 105.4 MB. Max. memory is 16.1 GB. * Witness Printer took 127.43 ms. Allocated memory is still 314.6 MB. Free memory was 151.0 MB in the beginning and 145.7 MB in the end (delta: 5.2 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...