./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 b2eff8ba Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6f1ab6de-709e-4d9e-9acc-678c265d6cef/bin/uautomizer-GMMbpWq8iD/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6f1ab6de-709e-4d9e-9acc-678c265d6cef/bin/uautomizer-GMMbpWq8iD/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6f1ab6de-709e-4d9e-9acc-678c265d6cef/bin/uautomizer-GMMbpWq8iD/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6f1ab6de-709e-4d9e-9acc-678c265d6cef/bin/uautomizer-GMMbpWq8iD/config/AutomizerReach.xml -i ../../sv-benchmarks/c/product-lines/minepump_spec4_product23.cil.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6f1ab6de-709e-4d9e-9acc-678c265d6cef/bin/uautomizer-GMMbpWq8iD/config/svcomp-Reach-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6f1ab6de-709e-4d9e-9acc-678c265d6cef/bin/uautomizer-GMMbpWq8iD --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 Automizer --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 0dcc4ef6dcb698eb4a1aa5e679ef93d9117968bf5497c48d873f573e0e790860 .............................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................. Execution finished normally Writing output log to file Ultimate.log Result: TRUE --- Real Ultimate output --- This is Ultimate 0.2.1-dev-b2eff8b [2021-10-28 23:15:08,829 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-10-28 23:15:08,832 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-10-28 23:15:08,875 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-10-28 23:15:08,875 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-10-28 23:15:08,877 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-10-28 23:15:08,879 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-10-28 23:15:08,881 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-10-28 23:15:08,883 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-10-28 23:15:08,885 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-10-28 23:15:08,886 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-10-28 23:15:08,887 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-10-28 23:15:08,888 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-10-28 23:15:08,889 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-10-28 23:15:08,891 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-10-28 23:15:08,893 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-10-28 23:15:08,894 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-10-28 23:15:08,896 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-10-28 23:15:08,898 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-10-28 23:15:08,901 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-10-28 23:15:08,904 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-10-28 23:15:08,906 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-10-28 23:15:08,908 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-10-28 23:15:08,913 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-10-28 23:15:08,920 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-10-28 23:15:08,920 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-10-28 23:15:08,921 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-10-28 23:15:08,922 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-10-28 23:15:08,922 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-10-28 23:15:08,924 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-10-28 23:15:08,924 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-10-28 23:15:08,925 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-10-28 23:15:08,926 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-10-28 23:15:08,927 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-10-28 23:15:08,936 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-10-28 23:15:08,937 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-10-28 23:15:08,938 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-10-28 23:15:08,939 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-10-28 23:15:08,939 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-10-28 23:15:08,940 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-10-28 23:15:08,941 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-10-28 23:15:08,942 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6f1ab6de-709e-4d9e-9acc-678c265d6cef/bin/uautomizer-GMMbpWq8iD/config/svcomp-Reach-32bit-Automizer_Default.epf [2021-10-28 23:15:08,995 INFO L113 SettingsManager]: Loading preferences was successful [2021-10-28 23:15:08,996 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-10-28 23:15:08,996 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2021-10-28 23:15:08,996 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2021-10-28 23:15:08,997 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-10-28 23:15:08,998 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-10-28 23:15:08,998 INFO L138 SettingsManager]: * Use SBE=true [2021-10-28 23:15:08,998 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-10-28 23:15:08,998 INFO L138 SettingsManager]: * sizeof long=4 [2021-10-28 23:15:08,999 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-10-28 23:15:08,999 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-10-28 23:15:08,999 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-10-28 23:15:08,999 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-10-28 23:15:08,999 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-10-28 23:15:09,000 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-10-28 23:15:09,007 INFO L138 SettingsManager]: * sizeof long double=12 [2021-10-28 23:15:09,007 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-10-28 23:15:09,007 INFO L138 SettingsManager]: * Use constant arrays=true [2021-10-28 23:15:09,007 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-10-28 23:15:09,008 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-10-28 23:15:09,008 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-10-28 23:15:09,008 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-10-28 23:15:09,008 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-10-28 23:15:09,009 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-10-28 23:15:09,009 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-10-28 23:15:09,010 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-10-28 23:15:09,010 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2021-10-28 23:15:09,010 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-10-28 23:15:09,011 INFO L138 SettingsManager]: * Large block encoding in concurrent analysis=OFF [2021-10-28 23:15:09,012 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2021-10-28 23:15:09,013 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-10-28 23:15:09,013 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-10-28 23:15:09,013 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_worker_vcloud-master_on_vcloud-master/run_dir_6f1ab6de-709e-4d9e-9acc-678c265d6cef/bin/uautomizer-GMMbpWq8iD/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6f1ab6de-709e-4d9e-9acc-678c265d6cef/bin/uautomizer-GMMbpWq8iD Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 0dcc4ef6dcb698eb4a1aa5e679ef93d9117968bf5497c48d873f573e0e790860 [2021-10-28 23:15:09,293 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-10-28 23:15:09,321 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-10-28 23:15:09,323 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-10-28 23:15:09,324 INFO L271 PluginConnector]: Initializing CDTParser... [2021-10-28 23:15:09,325 INFO L275 PluginConnector]: CDTParser initialized [2021-10-28 23:15:09,326 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6f1ab6de-709e-4d9e-9acc-678c265d6cef/bin/uautomizer-GMMbpWq8iD/../../sv-benchmarks/c/product-lines/minepump_spec4_product23.cil.c [2021-10-28 23:15:09,400 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6f1ab6de-709e-4d9e-9acc-678c265d6cef/bin/uautomizer-GMMbpWq8iD/data/4e2c3dd5c/80c90dba87114d3389d59a69f95a766e/FLAG51b13d885 [2021-10-28 23:15:10,030 INFO L306 CDTParser]: Found 1 translation units. [2021-10-28 23:15:10,031 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6f1ab6de-709e-4d9e-9acc-678c265d6cef/sv-benchmarks/c/product-lines/minepump_spec4_product23.cil.c [2021-10-28 23:15:10,047 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6f1ab6de-709e-4d9e-9acc-678c265d6cef/bin/uautomizer-GMMbpWq8iD/data/4e2c3dd5c/80c90dba87114d3389d59a69f95a766e/FLAG51b13d885 [2021-10-28 23:15:10,347 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6f1ab6de-709e-4d9e-9acc-678c265d6cef/bin/uautomizer-GMMbpWq8iD/data/4e2c3dd5c/80c90dba87114d3389d59a69f95a766e [2021-10-28 23:15:10,349 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-10-28 23:15:10,351 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-10-28 23:15:10,353 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-10-28 23:15:10,353 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-10-28 23:15:10,359 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-10-28 23:15:10,359 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 28.10 11:15:10" (1/1) ... [2021-10-28 23:15:10,361 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@5f2ba6d4 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 11:15:10, skipping insertion in model container [2021-10-28 23:15:10,361 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 28.10 11:15:10" (1/1) ... [2021-10-28 23:15:10,380 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-10-28 23:15:10,431 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-10-28 23:15:10,603 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6f1ab6de-709e-4d9e-9acc-678c265d6cef/sv-benchmarks/c/product-lines/minepump_spec4_product23.cil.c[1605,1618] [2021-10-28 23:15:10,769 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-10-28 23:15:10,789 INFO L203 MainTranslator]: Completed pre-run [2021-10-28 23:15:10,824 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6f1ab6de-709e-4d9e-9acc-678c265d6cef/sv-benchmarks/c/product-lines/minepump_spec4_product23.cil.c[1605,1618] [2021-10-28 23:15:10,922 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-10-28 23:15:10,955 INFO L208 MainTranslator]: Completed translation [2021-10-28 23:15:10,955 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 11:15:10 WrapperNode [2021-10-28 23:15:10,956 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-10-28 23:15:10,957 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-10-28 23:15:10,957 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-10-28 23:15:10,957 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-10-28 23:15:10,966 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 11:15:10" (1/1) ... [2021-10-28 23:15:10,990 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 11:15:10" (1/1) ... [2021-10-28 23:15:11,050 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-10-28 23:15:11,050 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-10-28 23:15:11,051 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-10-28 23:15:11,051 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-10-28 23:15:11,063 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 11:15:10" (1/1) ... [2021-10-28 23:15:11,063 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 11:15:10" (1/1) ... [2021-10-28 23:15:11,068 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 11:15:10" (1/1) ... [2021-10-28 23:15:11,069 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 11:15:10" (1/1) ... [2021-10-28 23:15:11,096 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 11:15:10" (1/1) ... [2021-10-28 23:15:11,118 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 11:15:10" (1/1) ... [2021-10-28 23:15:11,130 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 11:15:10" (1/1) ... [2021-10-28 23:15:11,134 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-10-28 23:15:11,135 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-10-28 23:15:11,135 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-10-28 23:15:11,136 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-10-28 23:15:11,137 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 11:15:10" (1/1) ... [2021-10-28 23:15:11,150 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-10-28 23:15:11,168 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6f1ab6de-709e-4d9e-9acc-678c265d6cef/bin/uautomizer-GMMbpWq8iD/z3 [2021-10-28 23:15:11,181 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6f1ab6de-709e-4d9e-9acc-678c265d6cef/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2021-10-28 23:15:11,195 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6f1ab6de-709e-4d9e-9acc-678c265d6cef/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2021-10-28 23:15:11,239 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-10-28 23:15:11,240 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-10-28 23:15:11,240 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-10-28 23:15:11,240 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-10-28 23:15:12,195 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-10-28 23:15:12,196 INFO L299 CfgBuilder]: Removed 160 assume(true) statements. [2021-10-28 23:15:12,198 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 28.10 11:15:12 BoogieIcfgContainer [2021-10-28 23:15:12,198 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-10-28 23:15:12,200 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2021-10-28 23:15:12,200 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2021-10-28 23:15:12,204 INFO L275 PluginConnector]: TraceAbstraction initialized [2021-10-28 23:15:12,204 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 28.10 11:15:10" (1/3) ... [2021-10-28 23:15:12,205 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@70987889 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 28.10 11:15:12, skipping insertion in model container [2021-10-28 23:15:12,205 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 11:15:10" (2/3) ... [2021-10-28 23:15:12,206 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@70987889 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 28.10 11:15:12, skipping insertion in model container [2021-10-28 23:15:12,206 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 28.10 11:15:12" (3/3) ... [2021-10-28 23:15:12,207 INFO L111 eAbstractionObserver]: Analyzing ICFG minepump_spec4_product23.cil.c [2021-10-28 23:15:12,213 INFO L204 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2021-10-28 23:15:12,214 INFO L163 ceAbstractionStarter]: Applying trace abstraction to program that has 3 error locations. [2021-10-28 23:15:12,266 INFO L338 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2021-10-28 23:15:12,272 INFO L339 AbstractCegarLoop]: Settings: SEPARATE_VIOLATION_CHECK=true, mInterprocedural=true, mMaxIterations=1000000, mWatchIteration=1000000, mArtifact=RCFG, mInterpolation=FPandBP, mInterpolantAutomaton=STRAIGHT_LINE, mDumpAutomata=false, mAutomataFormat=ATS_NUMERATE, mDumpPath=., mDeterminiation=PREDICATE_ABSTRACTION, mMinimize=MINIMIZE_SEVPA, mHoare=true, mAutomataTypeConcurrency=PETRI_NET, mHoareTripleChecks=INCREMENTAL, mHoareAnnotationPositions=LoopsAndPotentialCycles, mDumpOnlyReuseAutomata=false, mLimitTraceHistogram=0, mErrorLocTimeLimit=0, mLimitPathProgramCount=0, mCollectInterpolantStatistics=true, mHeuristicEmptinessCheck=false, mHeuristicEmptinessCheckAStarHeuristic=ZERO, mHeuristicEmptinessCheckAStarHeuristicRandomSeed=1337, mHeuristicEmptinessCheckSmtFeatureScoringMethod=DAGSIZE, mSMTFeatureExtraction=false, mSMTFeatureExtractionDumpPath=., mOverrideInterpolantAutomaton=false, mMcrInterpolantMethod=WP, mLoopAccelerationTechnique=FAST_UPR [2021-10-28 23:15:12,273 INFO L340 AbstractCegarLoop]: Starting to check reachability of 3 error locations. [2021-10-28 23:15:12,292 INFO L276 IsEmpty]: Start isEmpty. Operand has 107 states, 103 states have (on average 1.5436893203883495) internal successors, (159), 106 states have internal predecessors, (159), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-28 23:15:12,298 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-10-28 23:15:12,299 INFO L505 BasicCegarLoop]: Found error trace [2021-10-28 23:15:12,299 INFO L513 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-10-28 23:15:12,300 INFO L402 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION] === [2021-10-28 23:15:12,306 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-28 23:15:12,306 INFO L85 PathProgramCache]: Analyzing trace with hash 872829117, now seen corresponding path program 1 times [2021-10-28 23:15:12,316 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-28 23:15:12,317 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2101698618] [2021-10-28 23:15:12,317 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-28 23:15:12,318 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-28 23:15:12,547 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-28 23:15:12,684 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-28 23:15:12,684 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-10-28 23:15:12,685 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2101698618] [2021-10-28 23:15:12,685 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2101698618] provided 1 perfect and 0 imperfect interpolant sequences [2021-10-28 23:15:12,686 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-10-28 23:15:12,686 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2021-10-28 23:15:12,697 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1022731814] [2021-10-28 23:15:12,704 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2021-10-28 23:15:12,704 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-10-28 23:15:12,724 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2021-10-28 23:15:12,726 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2021-10-28 23:15:12,729 INFO L87 Difference]: Start difference. First operand has 107 states, 103 states have (on average 1.5436893203883495) internal successors, (159), 106 states have internal predecessors, (159), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Second operand has 2 states, 2 states have (on average 8.0) internal successors, (16), 2 states have internal predecessors, (16), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-28 23:15:12,786 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-28 23:15:12,787 INFO L93 Difference]: Finished difference Result 208 states and 311 transitions. [2021-10-28 23:15:12,787 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-10-28 23:15:12,788 INFO L78 Accepts]: Start accepts. Automaton has has 2 states, 2 states have (on average 8.0) internal successors, (16), 2 states have internal predecessors, (16), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 16 [2021-10-28 23:15:12,789 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-28 23:15:12,804 INFO L225 Difference]: With dead ends: 208 [2021-10-28 23:15:12,804 INFO L226 Difference]: Without dead ends: 103 [2021-10-28 23:15:12,809 INFO L786 BasicCegarLoop]: 0 DeclaredPredicates, 2 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2021-10-28 23:15:12,826 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 103 states. [2021-10-28 23:15:12,855 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 103 to 103. [2021-10-28 23:15:12,859 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 103 states, 100 states have (on average 1.47) internal successors, (147), 102 states have internal predecessors, (147), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-28 23:15:12,865 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 103 states to 103 states and 147 transitions. [2021-10-28 23:15:12,867 INFO L78 Accepts]: Start accepts. Automaton has 103 states and 147 transitions. Word has length 16 [2021-10-28 23:15:12,868 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-28 23:15:12,869 INFO L470 AbstractCegarLoop]: Abstraction has 103 states and 147 transitions. [2021-10-28 23:15:12,869 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 8.0) internal successors, (16), 2 states have internal predecessors, (16), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-28 23:15:12,869 INFO L276 IsEmpty]: Start isEmpty. Operand 103 states and 147 transitions. [2021-10-28 23:15:12,874 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2021-10-28 23:15:12,874 INFO L505 BasicCegarLoop]: Found error trace [2021-10-28 23:15:12,874 INFO L513 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-10-28 23:15:12,875 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2021-10-28 23:15:12,875 INFO L402 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION] === [2021-10-28 23:15:12,879 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-28 23:15:12,879 INFO L85 PathProgramCache]: Analyzing trace with hash -340316278, now seen corresponding path program 1 times [2021-10-28 23:15:12,879 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-28 23:15:12,880 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1955894931] [2021-10-28 23:15:12,880 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-28 23:15:12,880 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-28 23:15:12,948 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-28 23:15:13,012 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-28 23:15:13,013 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-10-28 23:15:13,013 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1955894931] [2021-10-28 23:15:13,013 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1955894931] provided 1 perfect and 0 imperfect interpolant sequences [2021-10-28 23:15:13,014 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-10-28 23:15:13,014 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-10-28 23:15:13,014 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [595685778] [2021-10-28 23:15:13,018 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2021-10-28 23:15:13,019 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-10-28 23:15:13,020 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-10-28 23:15:13,020 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-10-28 23:15:13,020 INFO L87 Difference]: Start difference. First operand 103 states and 147 transitions. Second operand has 3 states, 3 states have (on average 5.666666666666667) internal successors, (17), 3 states have internal predecessors, (17), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-28 23:15:13,048 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-28 23:15:13,048 INFO L93 Difference]: Finished difference Result 103 states and 147 transitions. [2021-10-28 23:15:13,049 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-10-28 23:15:13,049 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 5.666666666666667) internal successors, (17), 3 states have internal predecessors, (17), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 17 [2021-10-28 23:15:13,049 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-28 23:15:13,051 INFO L225 Difference]: With dead ends: 103 [2021-10-28 23:15:13,051 INFO L226 Difference]: Without dead ends: 45 [2021-10-28 23:15:13,053 INFO L786 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-10-28 23:15:13,053 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 45 states. [2021-10-28 23:15:13,064 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 45 to 45. [2021-10-28 23:15:13,065 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 45 states, 44 states have (on average 1.4545454545454546) internal successors, (64), 44 states have internal predecessors, (64), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-28 23:15:13,066 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 45 states to 45 states and 64 transitions. [2021-10-28 23:15:13,066 INFO L78 Accepts]: Start accepts. Automaton has 45 states and 64 transitions. Word has length 17 [2021-10-28 23:15:13,066 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-28 23:15:13,067 INFO L470 AbstractCegarLoop]: Abstraction has 45 states and 64 transitions. [2021-10-28 23:15:13,067 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 5.666666666666667) internal successors, (17), 3 states have internal predecessors, (17), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-28 23:15:13,067 INFO L276 IsEmpty]: Start isEmpty. Operand 45 states and 64 transitions. [2021-10-28 23:15:13,069 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2021-10-28 23:15:13,069 INFO L505 BasicCegarLoop]: Found error trace [2021-10-28 23:15:13,070 INFO L513 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-10-28 23:15:13,070 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2021-10-28 23:15:13,070 INFO L402 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION] === [2021-10-28 23:15:13,077 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-28 23:15:13,082 INFO L85 PathProgramCache]: Analyzing trace with hash 1163144762, now seen corresponding path program 1 times [2021-10-28 23:15:13,083 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-28 23:15:13,083 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1509461546] [2021-10-28 23:15:13,083 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-28 23:15:13,084 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-28 23:15:13,112 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-28 23:15:13,172 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-28 23:15:13,173 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-10-28 23:15:13,173 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1509461546] [2021-10-28 23:15:13,174 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1509461546] provided 1 perfect and 0 imperfect interpolant sequences [2021-10-28 23:15:13,174 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-10-28 23:15:13,174 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2021-10-28 23:15:13,174 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [772784041] [2021-10-28 23:15:13,175 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2021-10-28 23:15:13,175 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-10-28 23:15:13,176 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2021-10-28 23:15:13,176 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=10, Invalid=20, Unknown=0, NotChecked=0, Total=30 [2021-10-28 23:15:13,177 INFO L87 Difference]: Start difference. First operand 45 states and 64 transitions. Second operand has 6 states, 6 states have (on average 3.6666666666666665) internal successors, (22), 5 states have internal predecessors, (22), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-28 23:15:13,351 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-28 23:15:13,351 INFO L93 Difference]: Finished difference Result 146 states and 214 transitions. [2021-10-28 23:15:13,351 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-10-28 23:15:13,352 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 6 states have (on average 3.6666666666666665) internal successors, (22), 5 states have internal predecessors, (22), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 22 [2021-10-28 23:15:13,352 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-28 23:15:13,353 INFO L225 Difference]: With dead ends: 146 [2021-10-28 23:15:13,353 INFO L226 Difference]: Without dead ends: 107 [2021-10-28 23:15:13,354 INFO L786 BasicCegarLoop]: 0 DeclaredPredicates, 7 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=22, Invalid=34, Unknown=0, NotChecked=0, Total=56 [2021-10-28 23:15:13,355 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 107 states. [2021-10-28 23:15:13,363 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 107 to 64. [2021-10-28 23:15:13,364 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 64 states, 63 states have (on average 1.4761904761904763) internal successors, (93), 63 states have internal predecessors, (93), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-28 23:15:13,364 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 64 states to 64 states and 93 transitions. [2021-10-28 23:15:13,365 INFO L78 Accepts]: Start accepts. Automaton has 64 states and 93 transitions. Word has length 22 [2021-10-28 23:15:13,365 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-28 23:15:13,365 INFO L470 AbstractCegarLoop]: Abstraction has 64 states and 93 transitions. [2021-10-28 23:15:13,365 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 3.6666666666666665) internal successors, (22), 5 states have internal predecessors, (22), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-28 23:15:13,366 INFO L276 IsEmpty]: Start isEmpty. Operand 64 states and 93 transitions. [2021-10-28 23:15:13,367 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2021-10-28 23:15:13,367 INFO L505 BasicCegarLoop]: Found error trace [2021-10-28 23:15:13,367 INFO L513 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-10-28 23:15:13,367 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2021-10-28 23:15:13,368 INFO L402 AbstractCegarLoop]: === Iteration 4 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION] === [2021-10-28 23:15:13,368 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-28 23:15:13,369 INFO L85 PathProgramCache]: Analyzing trace with hash -1300420088, now seen corresponding path program 1 times [2021-10-28 23:15:13,369 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-28 23:15:13,369 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [279708054] [2021-10-28 23:15:13,369 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-28 23:15:13,370 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-28 23:15:13,395 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-28 23:15:13,481 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-28 23:15:13,481 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-10-28 23:15:13,482 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [279708054] [2021-10-28 23:15:13,482 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [279708054] provided 1 perfect and 0 imperfect interpolant sequences [2021-10-28 23:15:13,482 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-10-28 23:15:13,482 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2021-10-28 23:15:13,483 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1773792037] [2021-10-28 23:15:13,483 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 8 states [2021-10-28 23:15:13,483 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-10-28 23:15:13,484 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2021-10-28 23:15:13,484 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=14, Invalid=42, Unknown=0, NotChecked=0, Total=56 [2021-10-28 23:15:13,484 INFO L87 Difference]: Start difference. First operand 64 states and 93 transitions. Second operand has 8 states, 8 states have (on average 3.0) internal successors, (24), 7 states have internal predecessors, (24), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-28 23:15:13,856 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-28 23:15:13,856 INFO L93 Difference]: Finished difference Result 425 states and 651 transitions. [2021-10-28 23:15:13,857 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2021-10-28 23:15:13,857 INFO L78 Accepts]: Start accepts. Automaton has has 8 states, 8 states have (on average 3.0) internal successors, (24), 7 states have internal predecessors, (24), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 24 [2021-10-28 23:15:13,857 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-28 23:15:13,862 INFO L225 Difference]: With dead ends: 425 [2021-10-28 23:15:13,862 INFO L226 Difference]: Without dead ends: 367 [2021-10-28 23:15:13,867 INFO L786 BasicCegarLoop]: 0 DeclaredPredicates, 15 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 14 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 23 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=71, Invalid=169, Unknown=0, NotChecked=0, Total=240 [2021-10-28 23:15:13,869 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 367 states. [2021-10-28 23:15:13,914 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 367 to 166. [2021-10-28 23:15:13,915 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 166 states, 165 states have (on average 1.4606060606060607) internal successors, (241), 165 states have internal predecessors, (241), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-28 23:15:13,916 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 166 states to 166 states and 241 transitions. [2021-10-28 23:15:13,916 INFO L78 Accepts]: Start accepts. Automaton has 166 states and 241 transitions. Word has length 24 [2021-10-28 23:15:13,917 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-28 23:15:13,917 INFO L470 AbstractCegarLoop]: Abstraction has 166 states and 241 transitions. [2021-10-28 23:15:13,917 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 8 states, 8 states have (on average 3.0) internal successors, (24), 7 states have internal predecessors, (24), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-28 23:15:13,917 INFO L276 IsEmpty]: Start isEmpty. Operand 166 states and 241 transitions. [2021-10-28 23:15:13,923 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2021-10-28 23:15:13,924 INFO L505 BasicCegarLoop]: Found error trace [2021-10-28 23:15:13,924 INFO L513 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-10-28 23:15:13,924 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2021-10-28 23:15:13,925 INFO L402 AbstractCegarLoop]: === Iteration 5 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION] === [2021-10-28 23:15:13,926 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-28 23:15:13,928 INFO L85 PathProgramCache]: Analyzing trace with hash 1375176786, now seen corresponding path program 1 times [2021-10-28 23:15:13,928 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-28 23:15:13,928 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1726327600] [2021-10-28 23:15:13,929 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-28 23:15:13,929 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-28 23:15:13,966 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-28 23:15:14,025 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-28 23:15:14,026 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-10-28 23:15:14,026 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1726327600] [2021-10-28 23:15:14,026 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1726327600] provided 1 perfect and 0 imperfect interpolant sequences [2021-10-28 23:15:14,026 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-10-28 23:15:14,027 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2021-10-28 23:15:14,027 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1689129024] [2021-10-28 23:15:14,028 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2021-10-28 23:15:14,028 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-10-28 23:15:14,029 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-10-28 23:15:14,029 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-10-28 23:15:14,029 INFO L87 Difference]: Start difference. First operand 166 states and 241 transitions. Second operand has 3 states, 3 states have (on average 8.333333333333334) internal successors, (25), 2 states have internal predecessors, (25), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-28 23:15:14,056 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-28 23:15:14,056 INFO L93 Difference]: Finished difference Result 278 states and 406 transitions. [2021-10-28 23:15:14,057 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-10-28 23:15:14,057 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 8.333333333333334) internal successors, (25), 2 states have internal predecessors, (25), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 25 [2021-10-28 23:15:14,057 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-28 23:15:14,058 INFO L225 Difference]: With dead ends: 278 [2021-10-28 23:15:14,058 INFO L226 Difference]: Without dead ends: 118 [2021-10-28 23:15:14,060 INFO L786 BasicCegarLoop]: 0 DeclaredPredicates, 2 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-10-28 23:15:14,060 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 118 states. [2021-10-28 23:15:14,082 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 118 to 118. [2021-10-28 23:15:14,082 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 118 states, 117 states have (on average 1.3333333333333333) internal successors, (156), 117 states have internal predecessors, (156), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-28 23:15:14,083 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 118 states to 118 states and 156 transitions. [2021-10-28 23:15:14,083 INFO L78 Accepts]: Start accepts. Automaton has 118 states and 156 transitions. Word has length 25 [2021-10-28 23:15:14,084 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-28 23:15:14,084 INFO L470 AbstractCegarLoop]: Abstraction has 118 states and 156 transitions. [2021-10-28 23:15:14,084 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 8.333333333333334) internal successors, (25), 2 states have internal predecessors, (25), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-28 23:15:14,084 INFO L276 IsEmpty]: Start isEmpty. Operand 118 states and 156 transitions. [2021-10-28 23:15:14,088 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 41 [2021-10-28 23:15:14,088 INFO L505 BasicCegarLoop]: Found error trace [2021-10-28 23:15:14,088 INFO L513 BasicCegarLoop]: trace histogram [2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-10-28 23:15:14,088 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2021-10-28 23:15:14,089 INFO L402 AbstractCegarLoop]: === Iteration 6 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION] === [2021-10-28 23:15:14,089 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-28 23:15:14,089 INFO L85 PathProgramCache]: Analyzing trace with hash 1574439088, now seen corresponding path program 1 times [2021-10-28 23:15:14,089 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-28 23:15:14,090 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [453542995] [2021-10-28 23:15:14,090 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-28 23:15:14,090 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-28 23:15:14,149 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-28 23:15:14,210 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 9 proven. 5 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-28 23:15:14,211 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-10-28 23:15:14,211 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [453542995] [2021-10-28 23:15:14,211 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [453542995] provided 0 perfect and 1 imperfect interpolant sequences [2021-10-28 23:15:14,211 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [553244515] [2021-10-28 23:15:14,212 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-28 23:15:14,212 INFO L170 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-10-28 23:15:14,212 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6f1ab6de-709e-4d9e-9acc-678c265d6cef/bin/uautomizer-GMMbpWq8iD/z3 [2021-10-28 23:15:14,221 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6f1ab6de-709e-4d9e-9acc-678c265d6cef/bin/uautomizer-GMMbpWq8iD/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-10-28 23:15:14,236 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6f1ab6de-709e-4d9e-9acc-678c265d6cef/bin/uautomizer-GMMbpWq8iD/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Waiting until timeout for monitored process [2021-10-28 23:15:14,371 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-28 23:15:14,374 INFO L263 TraceCheckSpWp]: Trace formula consists of 382 conjuncts, 3 conjunts are in the unsatisfiable core [2021-10-28 23:15:14,380 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-10-28 23:15:14,558 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 14 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-28 23:15:14,558 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [553244515] provided 1 perfect and 0 imperfect interpolant sequences [2021-10-28 23:15:14,558 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 1 imperfect interpolant sequences. [2021-10-28 23:15:14,558 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [3] total 4 [2021-10-28 23:15:14,559 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [953938201] [2021-10-28 23:15:14,559 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2021-10-28 23:15:14,559 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-10-28 23:15:14,560 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2021-10-28 23:15:14,560 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2021-10-28 23:15:14,560 INFO L87 Difference]: Start difference. First operand 118 states and 156 transitions. Second operand has 4 states, 4 states have (on average 10.0) internal successors, (40), 3 states have internal predecessors, (40), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-28 23:15:14,660 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-28 23:15:14,660 INFO L93 Difference]: Finished difference Result 154 states and 205 transitions. [2021-10-28 23:15:14,661 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-10-28 23:15:14,661 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 10.0) internal successors, (40), 3 states have internal predecessors, (40), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 40 [2021-10-28 23:15:14,661 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-28 23:15:14,661 INFO L225 Difference]: With dead ends: 154 [2021-10-28 23:15:14,662 INFO L226 Difference]: Without dead ends: 0 [2021-10-28 23:15:14,662 INFO L786 BasicCegarLoop]: 0 DeclaredPredicates, 42 GetRequests, 39 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2021-10-28 23:15:14,662 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2021-10-28 23:15:14,662 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2021-10-28 23:15:14,663 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 0 states, 0 states have (on average 0.0) internal successors, (0), 0 states have internal predecessors, (0), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-28 23:15:14,663 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2021-10-28 23:15:14,663 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 40 [2021-10-28 23:15:14,663 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-28 23:15:14,663 INFO L470 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2021-10-28 23:15:14,664 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 10.0) internal successors, (40), 3 states have internal predecessors, (40), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-28 23:15:14,664 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2021-10-28 23:15:14,664 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2021-10-28 23:15:14,666 INFO L764 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION [2021-10-28 23:15:14,667 INFO L764 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION [2021-10-28 23:15:14,667 INFO L764 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION [2021-10-28 23:15:14,711 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6f1ab6de-709e-4d9e-9acc-678c265d6cef/bin/uautomizer-GMMbpWq8iD/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Forceful destruction successful, exit code 0 [2021-10-28 23:15:14,888 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6f1ab6de-709e-4d9e-9acc-678c265d6cef/bin/uautomizer-GMMbpWq8iD/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable5 [2021-10-28 23:15:14,890 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2021-10-28 23:15:14,893 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 23:15:14,896 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 23:15:14,897 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 23:15:14,898 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 23:15:14,900 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 23:15:14,902 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 23:15:14,903 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 23:15:14,904 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 23:15:14,905 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 23:15:14,906 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 23:15:14,907 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 23:15:14,907 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 23:15:14,925 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 23:15:14,925 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 23:15:14,926 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 23:15:14,927 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 23:15:14,927 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 23:15:14,928 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 23:15:14,929 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 23:15:14,930 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 23:15:14,931 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 23:15:14,932 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 23:15:14,933 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 23:15:14,933 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 23:15:14,934 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 23:15:14,947 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 23:15:14,952 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 23:15:14,953 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 23:15:14,961 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 23:15:14,962 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 23:15:14,963 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 23:15:14,973 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 23:15:14,974 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 23:15:14,975 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 23:15:14,975 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 23:15:14,976 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 23:15:14,976 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 23:15:14,977 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 23:15:14,984 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 23:15:14,985 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 23:15:14,985 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 23:15:14,996 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 23:15:15,005 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 23:15:15,005 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 23:15:15,550 INFO L857 garLoopResultBuilder]: For program point ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION(line 54) no Hoare annotation was computed. [2021-10-28 23:15:15,550 INFO L853 garLoopResultBuilder]: At program point L864-2(lines 864 878) the Hoare annotation is: false [2021-10-28 23:15:15,550 INFO L857 garLoopResultBuilder]: For program point L699(lines 699 716) no Hoare annotation was computed. [2021-10-28 23:15:15,550 INFO L857 garLoopResultBuilder]: For program point L699-1(lines 699 716) no Hoare annotation was computed. [2021-10-28 23:15:15,551 INFO L857 garLoopResultBuilder]: For program point L699-2(lines 699 716) no Hoare annotation was computed. [2021-10-28 23:15:15,551 INFO L857 garLoopResultBuilder]: For program point L865(line 865) no Hoare annotation was computed. [2021-10-28 23:15:15,551 INFO L857 garLoopResultBuilder]: For program point L602(lines 602 615) no Hoare annotation was computed. [2021-10-28 23:15:15,551 INFO L857 garLoopResultBuilder]: For program point L801(lines 801 805) no Hoare annotation was computed. [2021-10-28 23:15:15,551 INFO L857 garLoopResultBuilder]: For program point L801-2(lines 801 805) no Hoare annotation was computed. [2021-10-28 23:15:15,551 INFO L857 garLoopResultBuilder]: For program point L801-3(lines 801 805) no Hoare annotation was computed. [2021-10-28 23:15:15,552 INFO L857 garLoopResultBuilder]: For program point L801-5(lines 801 805) no Hoare annotation was computed. [2021-10-28 23:15:15,552 INFO L857 garLoopResultBuilder]: For program point L801-6(lines 801 805) no Hoare annotation was computed. [2021-10-28 23:15:15,552 INFO L857 garLoopResultBuilder]: For program point L801-8(lines 801 805) no Hoare annotation was computed. [2021-10-28 23:15:15,552 INFO L857 garLoopResultBuilder]: For program point L801-9(lines 801 805) no Hoare annotation was computed. [2021-10-28 23:15:15,552 INFO L857 garLoopResultBuilder]: For program point L438(lines 438 442) no Hoare annotation was computed. [2021-10-28 23:15:15,552 INFO L857 garLoopResultBuilder]: For program point L801-11(lines 801 805) no Hoare annotation was computed. [2021-10-28 23:15:15,553 INFO L857 garLoopResultBuilder]: For program point L801-12(lines 801 805) no Hoare annotation was computed. [2021-10-28 23:15:15,553 INFO L857 garLoopResultBuilder]: For program point L438-3(lines 438 442) no Hoare annotation was computed. [2021-10-28 23:15:15,553 INFO L857 garLoopResultBuilder]: For program point L801-14(lines 801 805) no Hoare annotation was computed. [2021-10-28 23:15:15,553 INFO L857 garLoopResultBuilder]: For program point L801-15(lines 801 805) no Hoare annotation was computed. [2021-10-28 23:15:15,553 INFO L857 garLoopResultBuilder]: For program point L438-6(lines 438 442) no Hoare annotation was computed. [2021-10-28 23:15:15,554 INFO L857 garLoopResultBuilder]: For program point L801-17(lines 801 805) no Hoare annotation was computed. [2021-10-28 23:15:15,554 INFO L857 garLoopResultBuilder]: For program point L868(lines 868 872) no Hoare annotation was computed. [2021-10-28 23:15:15,554 INFO L857 garLoopResultBuilder]: For program point L835(lines 835 848) no Hoare annotation was computed. [2021-10-28 23:15:15,554 INFO L857 garLoopResultBuilder]: For program point L868-1(lines 641 647) no Hoare annotation was computed. [2021-10-28 23:15:15,554 INFO L853 garLoopResultBuilder]: At program point L835-1(lines 1 947) the Hoare annotation is: (let ((.cse2 (not (= ULTIMATE.start___utac_acc__Specification4_spec__1_~tmp~7 0))) (.cse3 (not (= |ULTIMATE.start_getWaterLevel_#res| 0))) (.cse0 (= ULTIMATE.start_test_~splverifierCounter~0 0)) (.cse1 (= ~pumpRunning~0 0)) (.cse4 (= |ULTIMATE.start_valid_product_#res| ~waterLevel~0)) (.cse5 (= ULTIMATE.start_main_~tmp~8 ~waterLevel~0)) (.cse6 (= ~waterLevel~0 1))) (or (and .cse0 .cse1 .cse2 .cse3 .cse4 .cse5 .cse6) (and .cse0 .cse1 .cse2 (<= 2 ~waterLevel~0) .cse3) (and .cse0 .cse1 .cse4 .cse5 .cse6 (not (= 0 ~systemActive~0))))) [2021-10-28 23:15:15,555 INFO L857 garLoopResultBuilder]: For program point L835-2(lines 835 848) no Hoare annotation was computed. [2021-10-28 23:15:15,555 INFO L853 garLoopResultBuilder]: At program point L835-3(lines 1 947) the Hoare annotation is: false [2021-10-28 23:15:15,555 INFO L857 garLoopResultBuilder]: For program point L703(lines 703 711) no Hoare annotation was computed. [2021-10-28 23:15:15,555 INFO L857 garLoopResultBuilder]: For program point L835-4(lines 835 848) no Hoare annotation was computed. [2021-10-28 23:15:15,555 INFO L857 garLoopResultBuilder]: For program point L703-1(lines 703 711) no Hoare annotation was computed. [2021-10-28 23:15:15,556 INFO L853 garLoopResultBuilder]: At program point L835-5(lines 1 947) the Hoare annotation is: false [2021-10-28 23:15:15,561 INFO L857 garLoopResultBuilder]: For program point L703-2(lines 703 711) no Hoare annotation was computed. [2021-10-28 23:15:15,561 INFO L857 garLoopResultBuilder]: For program point ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION(line 54) no Hoare annotation was computed. [2021-10-28 23:15:15,561 INFO L857 garLoopResultBuilder]: For program point L935(lines 935 942) no Hoare annotation was computed. [2021-10-28 23:15:15,562 INFO L860 garLoopResultBuilder]: At program point L935-1(lines 935 942) the Hoare annotation is: true [2021-10-28 23:15:15,562 INFO L857 garLoopResultBuilder]: For program point L573(lines 572 619) no Hoare annotation was computed. [2021-10-28 23:15:15,562 INFO L853 garLoopResultBuilder]: At program point L507(lines 502 510) the Hoare annotation is: (let ((.cse0 (= ULTIMATE.start_test_~splverifierCounter~0 0)) (.cse1 (= ~pumpRunning~0 0)) (.cse2 (not (= |ULTIMATE.start_getWaterLevel_#res| 0)))) (or (and .cse0 .cse1 .cse2 (= |ULTIMATE.start_valid_product_#res| ~waterLevel~0) (= ULTIMATE.start_main_~tmp~8 ~waterLevel~0) (= ~waterLevel~0 1)) (and .cse0 .cse1 (<= 2 ~waterLevel~0) .cse2))) [2021-10-28 23:15:15,562 INFO L853 garLoopResultBuilder]: At program point L507-1(lines 502 510) the Hoare annotation is: false [2021-10-28 23:15:15,562 INFO L853 garLoopResultBuilder]: At program point L507-2(lines 502 510) the Hoare annotation is: false [2021-10-28 23:15:15,563 INFO L857 garLoopResultBuilder]: For program point L673(lines 673 690) no Hoare annotation was computed. [2021-10-28 23:15:15,563 INFO L857 garLoopResultBuilder]: For program point L673-1(lines 673 690) no Hoare annotation was computed. [2021-10-28 23:15:15,563 INFO L857 garLoopResultBuilder]: For program point L673-2(lines 673 690) no Hoare annotation was computed. [2021-10-28 23:15:15,563 INFO L857 garLoopResultBuilder]: For program point L574(lines 574 578) no Hoare annotation was computed. [2021-10-28 23:15:15,563 INFO L857 garLoopResultBuilder]: For program point L673-3(lines 673 690) no Hoare annotation was computed. [2021-10-28 23:15:15,563 INFO L857 garLoopResultBuilder]: For program point L673-4(lines 673 690) no Hoare annotation was computed. [2021-10-28 23:15:15,564 INFO L857 garLoopResultBuilder]: For program point L673-5(lines 673 690) no Hoare annotation was computed. [2021-10-28 23:15:15,564 INFO L853 garLoopResultBuilder]: At program point L475(lines 470 478) the Hoare annotation is: false [2021-10-28 23:15:15,564 INFO L853 garLoopResultBuilder]: At program point L475-1(lines 470 478) the Hoare annotation is: false [2021-10-28 23:15:15,564 INFO L853 garLoopResultBuilder]: At program point L475-2(lines 470 478) the Hoare annotation is: false [2021-10-28 23:15:15,564 INFO L857 garLoopResultBuilder]: For program point L839(lines 839 845) no Hoare annotation was computed. [2021-10-28 23:15:15,564 INFO L857 garLoopResultBuilder]: For program point L839-2(lines 839 845) no Hoare annotation was computed. [2021-10-28 23:15:15,565 INFO L857 garLoopResultBuilder]: For program point L839-4(lines 839 845) no Hoare annotation was computed. [2021-10-28 23:15:15,565 INFO L853 garLoopResultBuilder]: At program point L641(lines 640 659) the Hoare annotation is: (let ((.cse0 (= ULTIMATE.start_test_~splverifierCounter~0 0)) (.cse1 (= ~pumpRunning~0 0))) (or (and .cse0 .cse1 (<= 2 ~waterLevel~0)) (and .cse0 .cse1 (= |ULTIMATE.start_valid_product_#res| ~waterLevel~0) (= ULTIMATE.start_main_~tmp~8 ~waterLevel~0) (= ~waterLevel~0 1)))) [2021-10-28 23:15:15,565 INFO L857 garLoopResultBuilder]: For program point L608(lines 608 614) no Hoare annotation was computed. [2021-10-28 23:15:15,565 INFO L857 garLoopResultBuilder]: For program point L641-1(lines 641 647) no Hoare annotation was computed. [2021-10-28 23:15:15,566 INFO L853 garLoopResultBuilder]: At program point L608-1(lines 641 647) the Hoare annotation is: (let ((.cse0 (= ULTIMATE.start_test_~splverifierCounter~0 0)) (.cse1 (= ~pumpRunning~0 0))) (or (and .cse0 .cse1 (<= 2 ~waterLevel~0)) (and .cse0 .cse1 (= |ULTIMATE.start_valid_product_#res| ~waterLevel~0) (= ULTIMATE.start_main_~tmp~8 ~waterLevel~0) (= ~waterLevel~0 1)))) [2021-10-28 23:15:15,566 INFO L853 garLoopResultBuilder]: At program point L641-2(lines 640 659) the Hoare annotation is: false [2021-10-28 23:15:15,566 INFO L853 garLoopResultBuilder]: At program point L641-3(lines 640 659) the Hoare annotation is: false [2021-10-28 23:15:15,566 INFO L853 garLoopResultBuilder]: At program point L807(lines 792 810) the Hoare annotation is: false [2021-10-28 23:15:15,566 INFO L853 garLoopResultBuilder]: At program point L807-1(lines 792 810) the Hoare annotation is: false [2021-10-28 23:15:15,566 INFO L853 garLoopResultBuilder]: At program point L807-2(lines 792 810) the Hoare annotation is: false [2021-10-28 23:15:15,567 INFO L853 garLoopResultBuilder]: At program point L807-3(lines 792 810) the Hoare annotation is: false [2021-10-28 23:15:15,567 INFO L853 garLoopResultBuilder]: At program point L807-4(lines 792 810) the Hoare annotation is: false [2021-10-28 23:15:15,567 INFO L853 garLoopResultBuilder]: At program point L807-5(lines 792 810) the Hoare annotation is: false [2021-10-28 23:15:15,567 INFO L853 garLoopResultBuilder]: At program point L743(lines 736 746) the Hoare annotation is: false [2021-10-28 23:15:15,567 INFO L853 garLoopResultBuilder]: At program point L743-1(lines 736 746) the Hoare annotation is: false [2021-10-28 23:15:15,567 INFO L857 garLoopResultBuilder]: For program point L677(lines 677 685) no Hoare annotation was computed. [2021-10-28 23:15:15,568 INFO L853 garLoopResultBuilder]: At program point L743-2(lines 736 746) the Hoare annotation is: false [2021-10-28 23:15:15,568 INFO L857 garLoopResultBuilder]: For program point L677-1(lines 677 685) no Hoare annotation was computed. [2021-10-28 23:15:15,568 INFO L857 garLoopResultBuilder]: For program point L677-2(lines 677 685) no Hoare annotation was computed. [2021-10-28 23:15:15,568 INFO L857 garLoopResultBuilder]: For program point L677-3(lines 677 685) no Hoare annotation was computed. [2021-10-28 23:15:15,568 INFO L857 garLoopResultBuilder]: For program point L677-4(lines 677 685) no Hoare annotation was computed. [2021-10-28 23:15:15,568 INFO L857 garLoopResultBuilder]: For program point L677-5(lines 677 685) no Hoare annotation was computed. [2021-10-28 23:15:15,569 INFO L853 garLoopResultBuilder]: At program point L546(lines 1 947) the Hoare annotation is: (and (= ~pumpRunning~0 0) (= 1 ~systemActive~0) (= ~waterLevel~0 1)) [2021-10-28 23:15:15,569 INFO L860 garLoopResultBuilder]: At program point L944(lines 925 947) the Hoare annotation is: true [2021-10-28 23:15:15,569 INFO L857 garLoopResultBuilder]: For program point ULTIMATE.startENTRY(line -1) no Hoare annotation was computed. [2021-10-28 23:15:15,569 INFO L853 garLoopResultBuilder]: At program point L912(lines 908 914) the Hoare annotation is: (and (= ~pumpRunning~0 0) (= |ULTIMATE.start_valid_product_#res| ~waterLevel~0) (= ULTIMATE.start_main_~tmp~8 ~waterLevel~0) (= ULTIMATE.start_main_~tmp~8 ~systemActive~0) (= ~waterLevel~0 1)) [2021-10-28 23:15:15,570 INFO L853 garLoopResultBuilder]: At program point L648(lines 648 654) the Hoare annotation is: (let ((.cse0 (= ULTIMATE.start_test_~splverifierCounter~0 0)) (.cse1 (= ~pumpRunning~0 0))) (or (and .cse0 .cse1 (<= 2 ~waterLevel~0)) (and .cse0 .cse1 (= |ULTIMATE.start_valid_product_#res| ~waterLevel~0) (= ULTIMATE.start_main_~tmp~8 ~waterLevel~0) (= ~waterLevel~0 1)))) [2021-10-28 23:15:15,570 INFO L853 garLoopResultBuilder]: At program point L648-1(lines 648 654) the Hoare annotation is: false [2021-10-28 23:15:15,570 INFO L857 garLoopResultBuilder]: For program point L582(lines 582 588) no Hoare annotation was computed. [2021-10-28 23:15:15,570 INFO L853 garLoopResultBuilder]: At program point L648-2(lines 648 654) the Hoare annotation is: false [2021-10-28 23:15:15,570 INFO L853 garLoopResultBuilder]: At program point L582-1(lines 582 588) the Hoare annotation is: (let ((.cse0 (= ULTIMATE.start_test_~splverifierCounter~0 0)) (.cse1 (= ~pumpRunning~0 0)) (.cse2 (= |ULTIMATE.start_valid_product_#res| ~waterLevel~0)) (.cse3 (= ULTIMATE.start_main_~tmp~8 ~waterLevel~0)) (.cse4 (= ~waterLevel~0 1))) (or (and .cse0 .cse1 (not (= ULTIMATE.start___utac_acc__Specification4_spec__1_~tmp~7 0)) (not (= |ULTIMATE.start_getWaterLevel_#res| 0)) .cse2 .cse3 .cse4) (and .cse0 .cse1 (<= 2 ~waterLevel~0)) (and .cse0 .cse1 .cse2 .cse3 .cse4 (not (= 0 ~systemActive~0))))) [2021-10-28 23:15:15,571 INFO L853 garLoopResultBuilder]: At program point L516(lines 511 519) the Hoare annotation is: false [2021-10-28 23:15:15,571 INFO L853 garLoopResultBuilder]: At program point L516-1(lines 511 519) the Hoare annotation is: false [2021-10-28 23:15:15,571 INFO L857 garLoopResultBuilder]: For program point L450(lines 450 454) no Hoare annotation was computed. [2021-10-28 23:15:15,571 INFO L853 garLoopResultBuilder]: At program point L516-2(lines 511 519) the Hoare annotation is: false [2021-10-28 23:15:15,571 INFO L853 garLoopResultBuilder]: At program point L516-3(lines 511 519) the Hoare annotation is: false [2021-10-28 23:15:15,571 INFO L853 garLoopResultBuilder]: At program point L516-4(lines 511 519) the Hoare annotation is: false [2021-10-28 23:15:15,572 INFO L853 garLoopResultBuilder]: At program point L516-5(lines 511 519) the Hoare annotation is: false [2021-10-28 23:15:15,577 INFO L857 garLoopResultBuilder]: For program point L54(line 54) no Hoare annotation was computed. [2021-10-28 23:15:15,577 INFO L857 garLoopResultBuilder]: For program point L54-1(line 54) no Hoare annotation was computed. [2021-10-28 23:15:15,577 INFO L857 garLoopResultBuilder]: For program point L54-2(line 54) no Hoare annotation was computed. [2021-10-28 23:15:15,577 INFO L857 garLoopResultBuilder]: For program point L815(lines 815 821) no Hoare annotation was computed. [2021-10-28 23:15:15,578 INFO L853 garLoopResultBuilder]: At program point L815-1(lines 815 821) the Hoare annotation is: (let ((.cse0 (= ULTIMATE.start_test_~splverifierCounter~0 0)) (.cse1 (= ~pumpRunning~0 0))) (or (and .cse0 .cse1 (<= 2 ~waterLevel~0)) (and .cse0 .cse1 (= |ULTIMATE.start_valid_product_#res| ~waterLevel~0) (= ULTIMATE.start_main_~tmp~8 ~waterLevel~0) (= ~waterLevel~0 1)))) [2021-10-28 23:15:15,578 INFO L857 garLoopResultBuilder]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2021-10-28 23:15:15,578 INFO L853 garLoopResultBuilder]: At program point L752(lines 747 755) the Hoare annotation is: false [2021-10-28 23:15:15,578 INFO L853 garLoopResultBuilder]: At program point L752-1(lines 747 755) the Hoare annotation is: false [2021-10-28 23:15:15,578 INFO L853 garLoopResultBuilder]: At program point L752-2(lines 747 755) the Hoare annotation is: false [2021-10-28 23:15:15,579 INFO L853 garLoopResultBuilder]: At program point L620(lines 571 621) the Hoare annotation is: false [2021-10-28 23:15:15,579 INFO L853 garLoopResultBuilder]: At program point L554(lines 549 557) the Hoare annotation is: (and (= ~pumpRunning~0 0) (= |ULTIMATE.start_valid_product_#res| ~waterLevel~0) (= 1 ~systemActive~0) (= ~waterLevel~0 1)) [2021-10-28 23:15:15,579 INFO L857 garLoopResultBuilder]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2021-10-28 23:15:15,579 INFO L857 garLoopResultBuilder]: For program point L592(lines 592 598) no Hoare annotation was computed. [2021-10-28 23:15:15,579 INFO L853 garLoopResultBuilder]: At program point L592-1(lines 592 598) the Hoare annotation is: (let ((.cse0 (= ULTIMATE.start_test_~splverifierCounter~0 0)) (.cse1 (= ~pumpRunning~0 0)) (.cse2 (= |ULTIMATE.start_valid_product_#res| ~waterLevel~0)) (.cse3 (= ULTIMATE.start_main_~tmp~8 ~waterLevel~0)) (.cse4 (= ~waterLevel~0 1))) (or (and .cse0 .cse1 (not (= ULTIMATE.start___utac_acc__Specification4_spec__1_~tmp~7 0)) (not (= |ULTIMATE.start_getWaterLevel_#res| 0)) .cse2 .cse3 .cse4) (and .cse0 .cse1 (<= 2 ~waterLevel~0)) (and .cse0 .cse1 .cse2 .cse3 .cse4 (not (= 0 ~systemActive~0))))) [2021-10-28 23:15:15,580 INFO L857 garLoopResultBuilder]: For program point L-1(line -1) no Hoare annotation was computed. [2021-10-28 23:15:15,585 INFO L857 garLoopResultBuilder]: For program point ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION(line 54) no Hoare annotation was computed. [2021-10-28 23:15:15,585 INFO L857 garLoopResultBuilder]: For program point L462(lines 462 466) no Hoare annotation was computed. [2021-10-28 23:15:15,589 INFO L731 BasicCegarLoop]: Path program histogram: [1, 1, 1, 1, 1, 1] [2021-10-28 23:15:15,590 INFO L179 ceAbstractionStarter]: Computing trace abstraction results [2021-10-28 23:15:15,645 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 28.10 11:15:15 BoogieIcfgContainer [2021-10-28 23:15:15,645 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2021-10-28 23:15:15,645 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2021-10-28 23:15:15,646 INFO L271 PluginConnector]: Initializing Witness Printer... [2021-10-28 23:15:15,646 INFO L275 PluginConnector]: Witness Printer initialized [2021-10-28 23:15:15,646 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 28.10 11:15:12" (3/4) ... [2021-10-28 23:15:15,649 INFO L137 WitnessPrinter]: Generating witness for correct program [2021-10-28 23:15:15,688 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 41 nodes and edges [2021-10-28 23:15:15,690 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 21 nodes and edges [2021-10-28 23:15:15,691 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 10 nodes and edges [2021-10-28 23:15:15,692 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 5 nodes and edges [2021-10-28 23:15:15,693 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 2 nodes and edges [2021-10-28 23:15:15,694 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2021-10-28 23:15:15,695 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2021-10-28 23:15:15,726 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((pumpRunning == 0 && \result == waterLevel) && 1 == systemActive) && waterLevel == 1 [2021-10-28 23:15:15,727 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((pumpRunning == 0 && \result == waterLevel) && tmp == waterLevel) && tmp == systemActive) && waterLevel == 1 [2021-10-28 23:15:15,727 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((((((splverifierCounter == 0 && pumpRunning == 0) && !(tmp == 0)) && !(\result == 0)) && \result == waterLevel) && tmp == waterLevel) && waterLevel == 1) || ((((splverifierCounter == 0 && pumpRunning == 0) && !(tmp == 0)) && 2 <= waterLevel) && !(\result == 0))) || (((((splverifierCounter == 0 && pumpRunning == 0) && \result == waterLevel) && tmp == waterLevel) && waterLevel == 1) && !(0 == systemActive)) [2021-10-28 23:15:15,727 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((((((splverifierCounter == 0 && pumpRunning == 0) && !(tmp == 0)) && !(\result == 0)) && \result == waterLevel) && tmp == waterLevel) && waterLevel == 1) || ((splverifierCounter == 0 && pumpRunning == 0) && 2 <= waterLevel)) || (((((splverifierCounter == 0 && pumpRunning == 0) && \result == waterLevel) && tmp == waterLevel) && waterLevel == 1) && !(0 == systemActive)) [2021-10-28 23:15:15,728 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((((((splverifierCounter == 0 && pumpRunning == 0) && !(tmp == 0)) && !(\result == 0)) && \result == waterLevel) && tmp == waterLevel) && waterLevel == 1) || ((splverifierCounter == 0 && pumpRunning == 0) && 2 <= waterLevel)) || (((((splverifierCounter == 0 && pumpRunning == 0) && \result == waterLevel) && tmp == waterLevel) && waterLevel == 1) && !(0 == systemActive)) [2021-10-28 23:15:15,728 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((splverifierCounter == 0 && pumpRunning == 0) && 2 <= waterLevel) || ((((splverifierCounter == 0 && pumpRunning == 0) && \result == waterLevel) && tmp == waterLevel) && waterLevel == 1) [2021-10-28 23:15:15,729 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((splverifierCounter == 0 && pumpRunning == 0) && 2 <= waterLevel) || ((((splverifierCounter == 0 && pumpRunning == 0) && \result == waterLevel) && tmp == waterLevel) && waterLevel == 1) [2021-10-28 23:15:15,729 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((splverifierCounter == 0 && pumpRunning == 0) && 2 <= waterLevel) || ((((splverifierCounter == 0 && pumpRunning == 0) && \result == waterLevel) && tmp == waterLevel) && waterLevel == 1) [2021-10-28 23:15:15,729 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((splverifierCounter == 0 && pumpRunning == 0) && 2 <= waterLevel) || ((((splverifierCounter == 0 && pumpRunning == 0) && \result == waterLevel) && tmp == waterLevel) && waterLevel == 1) [2021-10-28 23:15:15,730 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((((splverifierCounter == 0 && pumpRunning == 0) && !(\result == 0)) && \result == waterLevel) && tmp == waterLevel) && waterLevel == 1) || (((splverifierCounter == 0 && pumpRunning == 0) && 2 <= waterLevel) && !(\result == 0)) [2021-10-28 23:15:15,810 INFO L141 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6f1ab6de-709e-4d9e-9acc-678c265d6cef/bin/uautomizer-GMMbpWq8iD/witness.graphml [2021-10-28 23:15:15,810 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2021-10-28 23:15:15,812 INFO L168 Benchmark]: Toolchain (without parser) took 5460.13 ms. Allocated memory was 90.2 MB in the beginning and 146.8 MB in the end (delta: 56.6 MB). Free memory was 54.2 MB in the beginning and 92.0 MB in the end (delta: -37.9 MB). Peak memory consumption was 19.4 MB. Max. memory is 16.1 GB. [2021-10-28 23:15:15,812 INFO L168 Benchmark]: CDTParser took 0.25 ms. Allocated memory is still 90.2 MB. Free memory is still 71.2 MB. There was no memory consumed. Max. memory is 16.1 GB. [2021-10-28 23:15:15,813 INFO L168 Benchmark]: CACSL2BoogieTranslator took 603.46 ms. Allocated memory was 90.2 MB in the beginning and 121.6 MB in the end (delta: 31.5 MB). Free memory was 53.9 MB in the beginning and 90.3 MB in the end (delta: -36.4 MB). Peak memory consumption was 12.6 MB. Max. memory is 16.1 GB. [2021-10-28 23:15:15,813 INFO L168 Benchmark]: Boogie Procedure Inliner took 92.85 ms. Allocated memory is still 121.6 MB. Free memory was 90.3 MB in the beginning and 86.8 MB in the end (delta: 3.6 MB). Peak memory consumption was 4.2 MB. Max. memory is 16.1 GB. [2021-10-28 23:15:15,814 INFO L168 Benchmark]: Boogie Preprocessor took 84.01 ms. Allocated memory is still 121.6 MB. Free memory was 86.8 MB in the beginning and 84.1 MB in the end (delta: 2.6 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. [2021-10-28 23:15:15,814 INFO L168 Benchmark]: RCFGBuilder took 1063.05 ms. Allocated memory is still 121.6 MB. Free memory was 84.1 MB in the beginning and 88.9 MB in the end (delta: -4.8 MB). Peak memory consumption was 41.5 MB. Max. memory is 16.1 GB. [2021-10-28 23:15:15,815 INFO L168 Benchmark]: TraceAbstraction took 3444.75 ms. Allocated memory was 121.6 MB in the beginning and 146.8 MB in the end (delta: 25.2 MB). Free memory was 88.3 MB in the beginning and 100.5 MB in the end (delta: -12.2 MB). Peak memory consumption was 50.0 MB. Max. memory is 16.1 GB. [2021-10-28 23:15:15,815 INFO L168 Benchmark]: Witness Printer took 165.16 ms. Allocated memory is still 146.8 MB. Free memory was 100.5 MB in the beginning and 92.0 MB in the end (delta: 8.5 MB). Peak memory consumption was 8.4 MB. Max. memory is 16.1 GB. [2021-10-28 23:15:15,817 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.25 ms. Allocated memory is still 90.2 MB. Free memory is still 71.2 MB. There was no memory consumed. Max. memory is 16.1 GB. * CACSL2BoogieTranslator took 603.46 ms. Allocated memory was 90.2 MB in the beginning and 121.6 MB in the end (delta: 31.5 MB). Free memory was 53.9 MB in the beginning and 90.3 MB in the end (delta: -36.4 MB). Peak memory consumption was 12.6 MB. Max. memory is 16.1 GB. * Boogie Procedure Inliner took 92.85 ms. Allocated memory is still 121.6 MB. Free memory was 90.3 MB in the beginning and 86.8 MB in the end (delta: 3.6 MB). Peak memory consumption was 4.2 MB. Max. memory is 16.1 GB. * Boogie Preprocessor took 84.01 ms. Allocated memory is still 121.6 MB. Free memory was 86.8 MB in the beginning and 84.1 MB in the end (delta: 2.6 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. * RCFGBuilder took 1063.05 ms. Allocated memory is still 121.6 MB. Free memory was 84.1 MB in the beginning and 88.9 MB in the end (delta: -4.8 MB). Peak memory consumption was 41.5 MB. Max. memory is 16.1 GB. * TraceAbstraction took 3444.75 ms. Allocated memory was 121.6 MB in the beginning and 146.8 MB in the end (delta: 25.2 MB). Free memory was 88.3 MB in the beginning and 100.5 MB in the end (delta: -12.2 MB). Peak memory consumption was 50.0 MB. Max. memory is 16.1 GB. * Witness Printer took 165.16 ms. Allocated memory is still 146.8 MB. Free memory was 100.5 MB in the beginning and 92.0 MB in the end (delta: 8.5 MB). Peak memory consumption was 8.4 MB. Max. memory is 16.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: ErrorAutomatonStatistics NumberErrorTraces: 0, NumberStatementsAllTraces: 0, NumberRelevantStatements: 0, 0.0s ErrorAutomatonConstructionTimeTotal, 0.0s FaulLocalizationTime, NumberStatementsFirstTrace: -1, TraceLengthAvg: 0, 0.0s ErrorAutomatonConstructionTimeAvg, 0.0s ErrorAutomatonDifferenceTimeAvg, 0.0s ErrorAutomatonDifferenceTimeTotal, NumberOfNoEnhancement: 0, NumberOfFiniteEnhancement: 0, NumberOfInfiniteEnhancement: 0 - PositiveResult [Line: 54]: call to reach_error is unreachable For all program executions holds that call to reach_error is unreachable at this location - PositiveResult [Line: 54]: call to reach_error is unreachable For all program executions holds that call to reach_error is unreachable at this location - PositiveResult [Line: 54]: call to reach_error is unreachable For all program executions holds that call to reach_error is unreachable at this location - StatisticsResult: Ultimate Automizer benchmark data CFG has 1 procedures, 107 locations, 3 error locations. Started 1 CEGAR loops. OverallTime: 3.3s, OverallIterations: 6, TraceHistogramMax: 2, PathProgramHistogramMax: 1, EmptinessCheckTime: 0.0s, AutomataDifference: 0.8s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.6s, InitialAbstractionConstructionTime: 0.0s, PartialOrderReductionTime: 0.0s, HoareTripleCheckerStatistics: 460 SDtfs, 868 SDslu, 870 SDs, 0 SdLazy, 135 SolverSat, 21 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 0.3s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 71 GetRequests, 46 SyntacticMatches, 0 SemanticMatches, 25 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 23 ImplicationChecksByTransitivity, 0.1s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=166occurred in iteration=4, InterpolantAutomatonStates: 31, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: 0.1s AutomataMinimizationTime, 6 MinimizatonAttempts, 244 StatesRemovedByMinimization, 2 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 44 LocationsWithAnnotation, 44 PreInvPairs, 76 NumberOfFragments, 388 HoareAnnotationTreeSize, 44 FomulaSimplifications, 1373 FormulaSimplificationTreeSizeReduction, 0.1s HoareSimplificationTime, 44 FomulaSimplificationsInter, 128 FormulaSimplificationTreeSizeReductionInter, 0.5s HoareSimplificationTimeInter, RefinementEngineStatistics: TRACE_CHECK: 0.0s SsaConstructionTime, 0.3s SatisfiabilityAnalysisTime, 0.6s InterpolantComputationTime, 184 NumberOfCodeBlocks, 184 NumberOfCodeBlocksAsserted, 7 NumberOfCheckSat, 177 ConstructedInterpolants, 0 QuantifiedInterpolants, 414 SizeOfPredicates, 0 NumberOfNonLiveVariables, 382 ConjunctsInSsa, 3 ConjunctsInUnsatCore, 7 InterpolantComputations, 6 PerfectInterpolantSequences, 23/28 InterpolantCoveringCapability, INVARIANT_SYNTHESIS: No data available, INTERPOLANT_CONSOLIDATION: No data available, ABSTRACT_INTERPRETATION: No data available, PDR: No data available, ACCELERATED_INTERPOLATION: No data available, SIFA: No data available, ReuseStatistics: No data available - AllSpecificationsHoldResult: All specifications hold 3 specifications checked. All of them hold - InvariantResult [Line: 736]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 511]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 1]: Loop Invariant Derived loop invariant: (pumpRunning == 0 && 1 == systemActive) && waterLevel == 1 - InvariantResult [Line: 640]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 747]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 747]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 470]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 925]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 792]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 648]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 792]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 640]: Loop Invariant Derived loop invariant: ((splverifierCounter == 0 && pumpRunning == 0) && 2 <= waterLevel) || ((((splverifierCounter == 0 && pumpRunning == 0) && \result == waterLevel) && tmp == waterLevel) && waterLevel == 1) - InvariantResult [Line: 511]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 792]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 792]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 935]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 511]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 908]: Loop Invariant Derived loop invariant: (((pumpRunning == 0 && \result == waterLevel) && tmp == waterLevel) && tmp == systemActive) && waterLevel == 1 - InvariantResult [Line: 470]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 864]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 1]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 648]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 502]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 511]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 641]: Loop Invariant Derived loop invariant: ((splverifierCounter == 0 && pumpRunning == 0) && 2 <= waterLevel) || ((((splverifierCounter == 0 && pumpRunning == 0) && \result == waterLevel) && tmp == waterLevel) && waterLevel == 1) - InvariantResult [Line: 502]: Loop Invariant Derived loop invariant: (((((splverifierCounter == 0 && pumpRunning == 0) && !(\result == 0)) && \result == waterLevel) && tmp == waterLevel) && waterLevel == 1) || (((splverifierCounter == 0 && pumpRunning == 0) && 2 <= waterLevel) && !(\result == 0)) - InvariantResult [Line: 571]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 640]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 1]: Loop Invariant Derived loop invariant: (((((((splverifierCounter == 0 && pumpRunning == 0) && !(tmp == 0)) && !(\result == 0)) && \result == waterLevel) && tmp == waterLevel) && waterLevel == 1) || ((((splverifierCounter == 0 && pumpRunning == 0) && !(tmp == 0)) && 2 <= waterLevel) && !(\result == 0))) || (((((splverifierCounter == 0 && pumpRunning == 0) && \result == waterLevel) && tmp == waterLevel) && waterLevel == 1) && !(0 == systemActive)) - InvariantResult [Line: 792]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 592]: Loop Invariant Derived loop invariant: (((((((splverifierCounter == 0 && pumpRunning == 0) && !(tmp == 0)) && !(\result == 0)) && \result == waterLevel) && tmp == waterLevel) && waterLevel == 1) || ((splverifierCounter == 0 && pumpRunning == 0) && 2 <= waterLevel)) || (((((splverifierCounter == 0 && pumpRunning == 0) && \result == waterLevel) && tmp == waterLevel) && waterLevel == 1) && !(0 == systemActive)) - InvariantResult [Line: 1]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 736]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 747]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 736]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 511]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 502]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 815]: Loop Invariant Derived loop invariant: ((splverifierCounter == 0 && pumpRunning == 0) && 2 <= waterLevel) || ((((splverifierCounter == 0 && pumpRunning == 0) && \result == waterLevel) && tmp == waterLevel) && waterLevel == 1) - InvariantResult [Line: 470]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 511]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 582]: Loop Invariant Derived loop invariant: (((((((splverifierCounter == 0 && pumpRunning == 0) && !(tmp == 0)) && !(\result == 0)) && \result == waterLevel) && tmp == waterLevel) && waterLevel == 1) || ((splverifierCounter == 0 && pumpRunning == 0) && 2 <= waterLevel)) || (((((splverifierCounter == 0 && pumpRunning == 0) && \result == waterLevel) && tmp == waterLevel) && waterLevel == 1) && !(0 == systemActive)) - InvariantResult [Line: 792]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 648]: Loop Invariant Derived loop invariant: ((splverifierCounter == 0 && pumpRunning == 0) && 2 <= waterLevel) || ((((splverifierCounter == 0 && pumpRunning == 0) && \result == waterLevel) && tmp == waterLevel) && waterLevel == 1) - InvariantResult [Line: 549]: Loop Invariant Derived loop invariant: ((pumpRunning == 0 && \result == waterLevel) && 1 == systemActive) && waterLevel == 1 RESULT: Ultimate proved your program to be correct! [2021-10-28 23:15:15,881 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6f1ab6de-709e-4d9e-9acc-678c265d6cef/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Ended with exit code 0 Received shutdown request...