./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/product-lines/minepump_spec4_product24.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_15d615dc-bf50-44d1-b963-7f06851912c6/bin/uautomizer-UnR33cPsHg/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_15d615dc-bf50-44d1-b963-7f06851912c6/bin/uautomizer-UnR33cPsHg/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_15d615dc-bf50-44d1-b963-7f06851912c6/bin/uautomizer-UnR33cPsHg/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_15d615dc-bf50-44d1-b963-7f06851912c6/bin/uautomizer-UnR33cPsHg/config/AutomizerReach.xml -i ../../sv-benchmarks/c/product-lines/minepump_spec4_product24.cil.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_15d615dc-bf50-44d1-b963-7f06851912c6/bin/uautomizer-UnR33cPsHg/config/svcomp-Reach-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_15d615dc-bf50-44d1-b963-7f06851912c6/bin/uautomizer-UnR33cPsHg --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 a933c7098679a6972748d486040a9bdf507acce33a33e1309286157bdff8c762 .............................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................. 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 09:41:42,075 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-10-28 09:41:42,079 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-10-28 09:41:42,134 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-10-28 09:41:42,135 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-10-28 09:41:42,136 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-10-28 09:41:42,139 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-10-28 09:41:42,143 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-10-28 09:41:42,146 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-10-28 09:41:42,148 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-10-28 09:41:42,150 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-10-28 09:41:42,153 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-10-28 09:41:42,154 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-10-28 09:41:42,156 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-10-28 09:41:42,158 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-10-28 09:41:42,160 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-10-28 09:41:42,162 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-10-28 09:41:42,164 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-10-28 09:41:42,167 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-10-28 09:41:42,171 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-10-28 09:41:42,174 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-10-28 09:41:42,176 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-10-28 09:41:42,178 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-10-28 09:41:42,180 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-10-28 09:41:42,185 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-10-28 09:41:42,186 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-10-28 09:41:42,187 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-10-28 09:41:42,188 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-10-28 09:41:42,189 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-10-28 09:41:42,191 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-10-28 09:41:42,194 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-10-28 09:41:42,196 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-10-28 09:41:42,198 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-10-28 09:41:42,200 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-10-28 09:41:42,203 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-10-28 09:41:42,204 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-10-28 09:41:42,205 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-10-28 09:41:42,206 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-10-28 09:41:42,206 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-10-28 09:41:42,208 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-10-28 09:41:42,210 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-10-28 09:41:42,211 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_15d615dc-bf50-44d1-b963-7f06851912c6/bin/uautomizer-UnR33cPsHg/config/svcomp-Reach-32bit-Automizer_Default.epf [2021-10-28 09:41:42,278 INFO L113 SettingsManager]: Loading preferences was successful [2021-10-28 09:41:42,279 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-10-28 09:41:42,280 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2021-10-28 09:41:42,280 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2021-10-28 09:41:42,290 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-10-28 09:41:42,290 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-10-28 09:41:42,291 INFO L138 SettingsManager]: * Use SBE=true [2021-10-28 09:41:42,291 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-10-28 09:41:42,292 INFO L138 SettingsManager]: * sizeof long=4 [2021-10-28 09:41:42,292 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-10-28 09:41:42,294 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-10-28 09:41:42,294 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-10-28 09:41:42,294 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-10-28 09:41:42,295 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-10-28 09:41:42,295 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-10-28 09:41:42,295 INFO L138 SettingsManager]: * sizeof long double=12 [2021-10-28 09:41:42,296 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-10-28 09:41:42,296 INFO L138 SettingsManager]: * Use constant arrays=true [2021-10-28 09:41:42,296 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-10-28 09:41:42,297 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-10-28 09:41:42,297 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-10-28 09:41:42,297 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-10-28 09:41:42,298 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-10-28 09:41:42,298 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-10-28 09:41:42,298 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-10-28 09:41:42,299 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-10-28 09:41:42,299 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2021-10-28 09:41:42,299 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-10-28 09:41:42,300 INFO L138 SettingsManager]: * Large block encoding in concurrent analysis=OFF [2021-10-28 09:41:42,302 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2021-10-28 09:41:42,303 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-10-28 09:41:42,303 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-10-28 09:41:42,304 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_15d615dc-bf50-44d1-b963-7f06851912c6/bin/uautomizer-UnR33cPsHg/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_15d615dc-bf50-44d1-b963-7f06851912c6/bin/uautomizer-UnR33cPsHg Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> a933c7098679a6972748d486040a9bdf507acce33a33e1309286157bdff8c762 [2021-10-28 09:41:42,658 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-10-28 09:41:42,686 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-10-28 09:41:42,690 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-10-28 09:41:42,691 INFO L271 PluginConnector]: Initializing CDTParser... [2021-10-28 09:41:42,693 INFO L275 PluginConnector]: CDTParser initialized [2021-10-28 09:41:42,694 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_15d615dc-bf50-44d1-b963-7f06851912c6/bin/uautomizer-UnR33cPsHg/../../sv-benchmarks/c/product-lines/minepump_spec4_product24.cil.c [2021-10-28 09:41:42,817 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_15d615dc-bf50-44d1-b963-7f06851912c6/bin/uautomizer-UnR33cPsHg/data/74dbf3543/122e0ed8a4124ea8b90c493f87878c37/FLAG0199fd5c2 [2021-10-28 09:41:43,456 INFO L306 CDTParser]: Found 1 translation units. [2021-10-28 09:41:43,457 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_15d615dc-bf50-44d1-b963-7f06851912c6/sv-benchmarks/c/product-lines/minepump_spec4_product24.cil.c [2021-10-28 09:41:43,471 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_15d615dc-bf50-44d1-b963-7f06851912c6/bin/uautomizer-UnR33cPsHg/data/74dbf3543/122e0ed8a4124ea8b90c493f87878c37/FLAG0199fd5c2 [2021-10-28 09:41:43,756 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_15d615dc-bf50-44d1-b963-7f06851912c6/bin/uautomizer-UnR33cPsHg/data/74dbf3543/122e0ed8a4124ea8b90c493f87878c37 [2021-10-28 09:41:43,759 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-10-28 09:41:43,760 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-10-28 09:41:43,766 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-10-28 09:41:43,766 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-10-28 09:41:43,774 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-10-28 09:41:43,776 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 28.10 09:41:43" (1/1) ... [2021-10-28 09:41:43,779 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@261e22af and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 09:41:43, skipping insertion in model container [2021-10-28 09:41:43,779 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 28.10 09:41:43" (1/1) ... [2021-10-28 09:41:43,788 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-10-28 09:41:43,841 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-10-28 09:41:44,278 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_15d615dc-bf50-44d1-b963-7f06851912c6/sv-benchmarks/c/product-lines/minepump_spec4_product24.cil.c[18260,18273] [2021-10-28 09:41:44,282 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-10-28 09:41:44,296 INFO L203 MainTranslator]: Completed pre-run [2021-10-28 09:41:44,409 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_15d615dc-bf50-44d1-b963-7f06851912c6/sv-benchmarks/c/product-lines/minepump_spec4_product24.cil.c[18260,18273] [2021-10-28 09:41:44,416 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-10-28 09:41:44,441 INFO L208 MainTranslator]: Completed translation [2021-10-28 09:41:44,442 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 09:41:44 WrapperNode [2021-10-28 09:41:44,442 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-10-28 09:41:44,444 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-10-28 09:41:44,444 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-10-28 09:41:44,444 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-10-28 09:41:44,455 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 09:41:44" (1/1) ... [2021-10-28 09:41:44,477 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 09:41:44" (1/1) ... [2021-10-28 09:41:44,558 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-10-28 09:41:44,570 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-10-28 09:41:44,570 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-10-28 09:41:44,571 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-10-28 09:41:44,582 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 09:41:44" (1/1) ... [2021-10-28 09:41:44,583 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 09:41:44" (1/1) ... [2021-10-28 09:41:44,602 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 09:41:44" (1/1) ... [2021-10-28 09:41:44,610 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 09:41:44" (1/1) ... [2021-10-28 09:41:44,625 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 09:41:44" (1/1) ... [2021-10-28 09:41:44,634 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 09:41:44" (1/1) ... [2021-10-28 09:41:44,637 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 09:41:44" (1/1) ... [2021-10-28 09:41:44,643 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-10-28 09:41:44,644 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-10-28 09:41:44,644 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-10-28 09:41:44,644 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-10-28 09:41:44,646 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 09:41:44" (1/1) ... [2021-10-28 09:41:44,656 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-10-28 09:41:44,673 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_15d615dc-bf50-44d1-b963-7f06851912c6/bin/uautomizer-UnR33cPsHg/z3 [2021-10-28 09:41:44,700 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_15d615dc-bf50-44d1-b963-7f06851912c6/bin/uautomizer-UnR33cPsHg/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2021-10-28 09:41:44,746 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_15d615dc-bf50-44d1-b963-7f06851912c6/bin/uautomizer-UnR33cPsHg/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2021-10-28 09:41:44,769 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-10-28 09:41:44,770 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-10-28 09:41:44,770 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-10-28 09:41:44,770 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-10-28 09:41:45,993 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-10-28 09:41:45,994 INFO L299 CfgBuilder]: Removed 162 assume(true) statements. [2021-10-28 09:41:45,998 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 28.10 09:41:45 BoogieIcfgContainer [2021-10-28 09:41:45,998 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-10-28 09:41:46,001 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2021-10-28 09:41:46,001 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2021-10-28 09:41:46,006 INFO L275 PluginConnector]: TraceAbstraction initialized [2021-10-28 09:41:46,008 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 28.10 09:41:43" (1/3) ... [2021-10-28 09:41:46,009 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@6dc9ff1b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 28.10 09:41:46, skipping insertion in model container [2021-10-28 09:41:46,010 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 09:41:44" (2/3) ... [2021-10-28 09:41:46,011 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@6dc9ff1b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 28.10 09:41:46, skipping insertion in model container [2021-10-28 09:41:46,011 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 28.10 09:41:45" (3/3) ... [2021-10-28 09:41:46,014 INFO L111 eAbstractionObserver]: Analyzing ICFG minepump_spec4_product24.cil.c [2021-10-28 09:41:46,028 INFO L204 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2021-10-28 09:41:46,029 INFO L163 ceAbstractionStarter]: Applying trace abstraction to program that has 3 error locations. [2021-10-28 09:41:46,113 INFO L338 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2021-10-28 09:41:46,124 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 09:41:46,124 INFO L340 AbstractCegarLoop]: Starting to check reachability of 3 error locations. [2021-10-28 09:41:46,154 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 09:41:46,164 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-10-28 09:41:46,164 INFO L505 BasicCegarLoop]: Found error trace [2021-10-28 09:41:46,165 INFO L513 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-10-28 09:41:46,166 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 09:41:46,174 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-28 09:41:46,175 INFO L85 PathProgramCache]: Analyzing trace with hash 1528758621, now seen corresponding path program 1 times [2021-10-28 09:41:46,189 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-28 09:41:46,190 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2115410573] [2021-10-28 09:41:46,190 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-28 09:41:46,192 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-28 09:41:46,407 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-28 09:41:46,522 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 09:41:46,523 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-10-28 09:41:46,523 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2115410573] [2021-10-28 09:41:46,524 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2115410573] provided 1 perfect and 0 imperfect interpolant sequences [2021-10-28 09:41:46,524 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-10-28 09:41:46,525 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2021-10-28 09:41:46,527 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1366345583] [2021-10-28 09:41:46,540 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2021-10-28 09:41:46,543 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-10-28 09:41:46,567 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2021-10-28 09:41:46,568 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2021-10-28 09:41:46,573 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 09:41:46,612 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-28 09:41:46,613 INFO L93 Difference]: Finished difference Result 208 states and 311 transitions. [2021-10-28 09:41:46,613 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-10-28 09:41:46,615 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 09:41:46,615 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-28 09:41:46,628 INFO L225 Difference]: With dead ends: 208 [2021-10-28 09:41:46,629 INFO L226 Difference]: Without dead ends: 103 [2021-10-28 09:41:46,633 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 09:41:46,654 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 103 states. [2021-10-28 09:41:46,682 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 103 to 103. [2021-10-28 09:41:46,684 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 09:41:46,688 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 103 states to 103 states and 147 transitions. [2021-10-28 09:41:46,689 INFO L78 Accepts]: Start accepts. Automaton has 103 states and 147 transitions. Word has length 16 [2021-10-28 09:41:46,690 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-28 09:41:46,690 INFO L470 AbstractCegarLoop]: Abstraction has 103 states and 147 transitions. [2021-10-28 09:41:46,691 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 09:41:46,691 INFO L276 IsEmpty]: Start isEmpty. Operand 103 states and 147 transitions. [2021-10-28 09:41:46,692 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2021-10-28 09:41:46,693 INFO L505 BasicCegarLoop]: Found error trace [2021-10-28 09:41:46,693 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 09:41:46,694 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2021-10-28 09:41:46,694 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 09:41:46,695 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-28 09:41:46,696 INFO L85 PathProgramCache]: Analyzing trace with hash 512126731, now seen corresponding path program 1 times [2021-10-28 09:41:46,696 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-28 09:41:46,696 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1475539076] [2021-10-28 09:41:46,697 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-28 09:41:46,697 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-28 09:41:46,755 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-28 09:41:46,826 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 09:41:46,826 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-10-28 09:41:46,827 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1475539076] [2021-10-28 09:41:46,827 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1475539076] provided 1 perfect and 0 imperfect interpolant sequences [2021-10-28 09:41:46,827 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-10-28 09:41:46,828 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-10-28 09:41:46,828 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1601703542] [2021-10-28 09:41:46,830 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2021-10-28 09:41:46,830 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-10-28 09:41:46,831 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-10-28 09:41:46,832 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-10-28 09:41:46,832 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 09:41:46,847 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-28 09:41:46,848 INFO L93 Difference]: Finished difference Result 103 states and 147 transitions. [2021-10-28 09:41:46,849 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-10-28 09:41:46,849 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 09:41:46,850 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-28 09:41:46,851 INFO L225 Difference]: With dead ends: 103 [2021-10-28 09:41:46,851 INFO L226 Difference]: Without dead ends: 45 [2021-10-28 09:41:46,852 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 09:41:46,853 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 45 states. [2021-10-28 09:41:46,859 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 45 to 45. [2021-10-28 09:41:46,859 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 09:41:46,861 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 45 states to 45 states and 64 transitions. [2021-10-28 09:41:46,861 INFO L78 Accepts]: Start accepts. Automaton has 45 states and 64 transitions. Word has length 17 [2021-10-28 09:41:46,862 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-28 09:41:46,862 INFO L470 AbstractCegarLoop]: Abstraction has 45 states and 64 transitions. [2021-10-28 09:41:46,862 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 09:41:46,863 INFO L276 IsEmpty]: Start isEmpty. Operand 45 states and 64 transitions. [2021-10-28 09:41:46,864 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2021-10-28 09:41:46,864 INFO L505 BasicCegarLoop]: Found error trace [2021-10-28 09:41:46,865 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 09:41:46,865 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2021-10-28 09:41:46,865 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 09:41:46,866 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-28 09:41:46,866 INFO L85 PathProgramCache]: Analyzing trace with hash -471925062, now seen corresponding path program 1 times [2021-10-28 09:41:46,867 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-28 09:41:46,867 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1883475752] [2021-10-28 09:41:46,868 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-28 09:41:46,868 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-28 09:41:46,915 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-28 09:41:46,997 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 09:41:46,998 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-10-28 09:41:46,998 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1883475752] [2021-10-28 09:41:46,999 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1883475752] provided 1 perfect and 0 imperfect interpolant sequences [2021-10-28 09:41:46,999 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-10-28 09:41:46,999 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2021-10-28 09:41:46,999 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1646133100] [2021-10-28 09:41:47,000 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2021-10-28 09:41:47,001 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-10-28 09:41:47,001 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2021-10-28 09:41:47,002 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2021-10-28 09:41:47,002 INFO L87 Difference]: Start difference. First operand 45 states and 64 transitions. Second operand has 5 states, 5 states have (on average 4.4) 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 09:41:47,078 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-28 09:41:47,078 INFO L93 Difference]: Finished difference Result 107 states and 156 transitions. [2021-10-28 09:41:47,079 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-10-28 09:41:47,079 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 4.4) 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 09:41:47,080 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-28 09:41:47,081 INFO L225 Difference]: With dead ends: 107 [2021-10-28 09:41:47,081 INFO L226 Difference]: Without dead ends: 68 [2021-10-28 09:41:47,082 INFO L786 BasicCegarLoop]: 0 DeclaredPredicates, 11 GetRequests, 5 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=22, Invalid=34, Unknown=0, NotChecked=0, Total=56 [2021-10-28 09:41:47,083 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 68 states. [2021-10-28 09:41:47,093 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 68 to 64. [2021-10-28 09:41:47,094 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 09:41:47,095 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 64 states to 64 states and 93 transitions. [2021-10-28 09:41:47,096 INFO L78 Accepts]: Start accepts. Automaton has 64 states and 93 transitions. Word has length 22 [2021-10-28 09:41:47,096 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-28 09:41:47,096 INFO L470 AbstractCegarLoop]: Abstraction has 64 states and 93 transitions. [2021-10-28 09:41:47,097 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 4.4) 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 09:41:47,097 INFO L276 IsEmpty]: Start isEmpty. Operand 64 states and 93 transitions. [2021-10-28 09:41:47,098 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2021-10-28 09:41:47,099 INFO L505 BasicCegarLoop]: Found error trace [2021-10-28 09:41:47,099 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 09:41:47,099 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2021-10-28 09:41:47,100 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 09:41:47,100 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-28 09:41:47,101 INFO L85 PathProgramCache]: Analyzing trace with hash -644490584, now seen corresponding path program 1 times [2021-10-28 09:41:47,101 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-28 09:41:47,101 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1574732374] [2021-10-28 09:41:47,102 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-28 09:41:47,102 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-28 09:41:47,144 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-28 09:41:47,291 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 09:41:47,291 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-10-28 09:41:47,292 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1574732374] [2021-10-28 09:41:47,296 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1574732374] provided 1 perfect and 0 imperfect interpolant sequences [2021-10-28 09:41:47,297 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-10-28 09:41:47,298 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2021-10-28 09:41:47,298 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1197286523] [2021-10-28 09:41:47,299 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 8 states [2021-10-28 09:41:47,300 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-10-28 09:41:47,302 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2021-10-28 09:41:47,303 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=14, Invalid=42, Unknown=0, NotChecked=0, Total=56 [2021-10-28 09:41:47,303 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 09:41:47,877 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-28 09:41:47,878 INFO L93 Difference]: Finished difference Result 425 states and 651 transitions. [2021-10-28 09:41:47,878 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2021-10-28 09:41:47,879 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 09:41:47,880 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-28 09:41:47,889 INFO L225 Difference]: With dead ends: 425 [2021-10-28 09:41:47,890 INFO L226 Difference]: Without dead ends: 367 [2021-10-28 09:41:47,897 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 09:41:47,900 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 367 states. [2021-10-28 09:41:47,966 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 367 to 166. [2021-10-28 09:41:47,969 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 09:41:47,973 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 166 states to 166 states and 241 transitions. [2021-10-28 09:41:47,975 INFO L78 Accepts]: Start accepts. Automaton has 166 states and 241 transitions. Word has length 24 [2021-10-28 09:41:47,976 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-28 09:41:47,977 INFO L470 AbstractCegarLoop]: Abstraction has 166 states and 241 transitions. [2021-10-28 09:41:47,977 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 09:41:47,978 INFO L276 IsEmpty]: Start isEmpty. Operand 166 states and 241 transitions. [2021-10-28 09:41:47,981 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2021-10-28 09:41:47,982 INFO L505 BasicCegarLoop]: Found error trace [2021-10-28 09:41:47,982 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 09:41:47,982 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2021-10-28 09:41:47,983 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 09:41:47,985 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-28 09:41:47,985 INFO L85 PathProgramCache]: Analyzing trace with hash 234154931, now seen corresponding path program 1 times [2021-10-28 09:41:47,985 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-28 09:41:47,986 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [119819682] [2021-10-28 09:41:47,987 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-28 09:41:47,987 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-28 09:41:48,020 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-28 09:41:48,062 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 09:41:48,063 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-10-28 09:41:48,063 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [119819682] [2021-10-28 09:41:48,063 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [119819682] provided 1 perfect and 0 imperfect interpolant sequences [2021-10-28 09:41:48,063 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-10-28 09:41:48,064 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2021-10-28 09:41:48,064 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [673188374] [2021-10-28 09:41:48,064 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2021-10-28 09:41:48,065 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-10-28 09:41:48,065 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-10-28 09:41:48,066 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-10-28 09:41:48,066 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 09:41:48,092 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-28 09:41:48,092 INFO L93 Difference]: Finished difference Result 278 states and 406 transitions. [2021-10-28 09:41:48,093 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-10-28 09:41:48,093 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 09:41:48,094 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-28 09:41:48,095 INFO L225 Difference]: With dead ends: 278 [2021-10-28 09:41:48,095 INFO L226 Difference]: Without dead ends: 118 [2021-10-28 09:41:48,097 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 09:41:48,097 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 118 states. [2021-10-28 09:41:48,123 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 118 to 118. [2021-10-28 09:41:48,124 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 09:41:48,125 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 118 states to 118 states and 156 transitions. [2021-10-28 09:41:48,125 INFO L78 Accepts]: Start accepts. Automaton has 118 states and 156 transitions. Word has length 25 [2021-10-28 09:41:48,126 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-28 09:41:48,126 INFO L470 AbstractCegarLoop]: Abstraction has 118 states and 156 transitions. [2021-10-28 09:41:48,126 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 09:41:48,127 INFO L276 IsEmpty]: Start isEmpty. Operand 118 states and 156 transitions. [2021-10-28 09:41:48,129 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2021-10-28 09:41:48,129 INFO L505 BasicCegarLoop]: Found error trace [2021-10-28 09:41:48,129 INFO L513 BasicCegarLoop]: trace histogram [2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-10-28 09:41:48,130 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2021-10-28 09:41:48,130 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 09:41:48,131 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-28 09:41:48,131 INFO L85 PathProgramCache]: Analyzing trace with hash 1927989650, now seen corresponding path program 1 times [2021-10-28 09:41:48,131 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-28 09:41:48,132 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1665651110] [2021-10-28 09:41:48,132 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-28 09:41:48,132 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-28 09:41:48,181 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-28 09:41:48,248 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 11 proven. 5 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-28 09:41:48,249 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-10-28 09:41:48,249 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1665651110] [2021-10-28 09:41:48,249 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1665651110] provided 0 perfect and 1 imperfect interpolant sequences [2021-10-28 09:41:48,250 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [228749077] [2021-10-28 09:41:48,250 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-28 09:41:48,251 INFO L170 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-10-28 09:41:48,252 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_15d615dc-bf50-44d1-b963-7f06851912c6/bin/uautomizer-UnR33cPsHg/z3 [2021-10-28 09:41:48,258 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_15d615dc-bf50-44d1-b963-7f06851912c6/bin/uautomizer-UnR33cPsHg/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-10-28 09:41:48,280 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_15d615dc-bf50-44d1-b963-7f06851912c6/bin/uautomizer-UnR33cPsHg/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Waiting until timeout for monitored process [2021-10-28 09:41:48,435 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-28 09:41:48,439 INFO L263 TraceCheckSpWp]: Trace formula consists of 382 conjuncts, 3 conjunts are in the unsatisfiable core [2021-10-28 09:41:48,446 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-10-28 09:41:48,752 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 16 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-28 09:41:48,753 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [228749077] provided 1 perfect and 0 imperfect interpolant sequences [2021-10-28 09:41:48,753 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 1 imperfect interpolant sequences. [2021-10-28 09:41:48,753 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [3] total 4 [2021-10-28 09:41:48,754 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1628317337] [2021-10-28 09:41:48,754 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2021-10-28 09:41:48,755 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-10-28 09:41:48,755 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2021-10-28 09:41:48,756 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2021-10-28 09:41:48,756 INFO L87 Difference]: Start difference. First operand 118 states and 156 transitions. Second operand has 4 states, 4 states have (on average 10.25) internal successors, (41), 3 states have internal predecessors, (41), 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 09:41:48,902 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-28 09:41:48,902 INFO L93 Difference]: Finished difference Result 154 states and 205 transitions. [2021-10-28 09:41:48,903 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-10-28 09:41:48,903 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 10.25) internal successors, (41), 3 states have internal predecessors, (41), 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 41 [2021-10-28 09:41:48,904 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-28 09:41:48,904 INFO L225 Difference]: With dead ends: 154 [2021-10-28 09:41:48,904 INFO L226 Difference]: Without dead ends: 0 [2021-10-28 09:41:48,905 INFO L786 BasicCegarLoop]: 0 DeclaredPredicates, 43 GetRequests, 40 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 09:41:48,905 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2021-10-28 09:41:48,905 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2021-10-28 09:41:48,906 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 09:41:48,906 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2021-10-28 09:41:48,906 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 41 [2021-10-28 09:41:48,906 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-28 09:41:48,907 INFO L470 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2021-10-28 09:41:48,907 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 10.25) internal successors, (41), 3 states have internal predecessors, (41), 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 09:41:48,907 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2021-10-28 09:41:48,907 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2021-10-28 09:41:48,911 INFO L764 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION [2021-10-28 09:41:48,911 INFO L764 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION [2021-10-28 09:41:48,912 INFO L764 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION [2021-10-28 09:41:48,975 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_15d615dc-bf50-44d1-b963-7f06851912c6/bin/uautomizer-UnR33cPsHg/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Ended with exit code 0 [2021-10-28 09:41:49,138 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5,2 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_15d615dc-bf50-44d1-b963-7f06851912c6/bin/uautomizer-UnR33cPsHg/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-10-28 09:41:49,141 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2021-10-28 09:41:49,147 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 09:41:49,149 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 09:41:49,150 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 09:41:49,201 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 09:41:49,239 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 09:41:49,241 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 09:41:49,242 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 09:41:49,263 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 09:41:49,264 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 09:41:49,265 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 09:41:49,266 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 09:41:49,271 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 09:41:49,272 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 09:41:49,275 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 09:41:49,276 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 09:41:49,278 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 09:41:49,319 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 09:41:49,323 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 09:41:49,325 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 09:41:49,327 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 09:41:49,329 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 09:41:49,330 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 09:41:49,333 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 09:41:49,335 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 09:41:49,367 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 09:41:49,368 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 09:41:49,369 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 09:41:49,370 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 09:41:49,371 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 09:41:49,372 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 09:41:49,373 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 09:41:49,374 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 09:41:49,374 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 09:41:49,375 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 09:41:49,376 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 09:41:49,385 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 09:41:49,386 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 09:41:49,387 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 09:41:49,388 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 09:41:49,389 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 09:41:49,400 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 09:41:49,401 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 09:41:49,423 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 09:41:49,424 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 09:41:50,266 INFO L857 garLoopResultBuilder]: For program point ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION(line 956) no Hoare annotation was computed. [2021-10-28 09:41:50,266 INFO L857 garLoopResultBuilder]: For program point L664(lines 664 681) no Hoare annotation was computed. [2021-10-28 09:41:50,266 INFO L857 garLoopResultBuilder]: For program point L664-1(lines 664 681) no Hoare annotation was computed. [2021-10-28 09:41:50,267 INFO L857 garLoopResultBuilder]: For program point L664-2(lines 664 681) no Hoare annotation was computed. [2021-10-28 09:41:50,267 INFO L857 garLoopResultBuilder]: For program point L533(lines 532 581) no Hoare annotation was computed. [2021-10-28 09:41:50,267 INFO L857 garLoopResultBuilder]: For program point L831(lines 831 835) no Hoare annotation was computed. [2021-10-28 09:41:50,267 INFO L857 garLoopResultBuilder]: For program point L534(lines 534 538) no Hoare annotation was computed. [2021-10-28 09:41:50,267 INFO L857 garLoopResultBuilder]: For program point L766(lines 766 770) no Hoare annotation was computed. [2021-10-28 09:41:50,267 INFO L857 garLoopResultBuilder]: For program point L766-2(lines 766 770) no Hoare annotation was computed. [2021-10-28 09:41:50,268 INFO L857 garLoopResultBuilder]: For program point L766-3(lines 766 770) no Hoare annotation was computed. [2021-10-28 09:41:50,268 INFO L857 garLoopResultBuilder]: For program point L766-5(lines 766 770) no Hoare annotation was computed. [2021-10-28 09:41:50,268 INFO L857 garLoopResultBuilder]: For program point L766-6(lines 766 770) no Hoare annotation was computed. [2021-10-28 09:41:50,268 INFO L857 garLoopResultBuilder]: For program point L766-8(lines 766 770) no Hoare annotation was computed. [2021-10-28 09:41:50,268 INFO L857 garLoopResultBuilder]: For program point L766-9(lines 766 770) no Hoare annotation was computed. [2021-10-28 09:41:50,268 INFO L857 garLoopResultBuilder]: For program point L766-11(lines 766 770) no Hoare annotation was computed. [2021-10-28 09:41:50,268 INFO L857 garLoopResultBuilder]: For program point L766-12(lines 766 770) no Hoare annotation was computed. [2021-10-28 09:41:50,269 INFO L857 garLoopResultBuilder]: For program point L766-14(lines 766 770) no Hoare annotation was computed. [2021-10-28 09:41:50,269 INFO L857 garLoopResultBuilder]: For program point L766-15(lines 766 770) no Hoare annotation was computed. [2021-10-28 09:41:50,269 INFO L857 garLoopResultBuilder]: For program point L766-17(lines 766 770) no Hoare annotation was computed. [2021-10-28 09:41:50,269 INFO L857 garLoopResultBuilder]: For program point L899(lines 899 912) no Hoare annotation was computed. [2021-10-28 09:41:50,269 INFO L853 garLoopResultBuilder]: At program point L899-1(lines 1 959) the Hoare annotation is: (let ((.cse5 (= ULTIMATE.start_main_~tmp~0 ~waterLevel~0)) (.cse6 (= ~waterLevel~0 1)) (.cse0 (= ULTIMATE.start_test_~splverifierCounter~0 0)) (.cse1 (= ~pumpRunning~0 0)) (.cse2 (not (= |ULTIMATE.start_getWaterLevel_#res| 0))) (.cse3 (not (= ULTIMATE.start___utac_acc__Specification4_spec__1_~tmp~8 0))) (.cse4 (= |ULTIMATE.start_valid_product_#res| 1))) (or (and .cse0 .cse1 .cse2 .cse3 .cse4 .cse5 .cse6) (and .cse0 .cse1 .cse4 .cse5 .cse6 (not (= 0 ~systemActive~0))) (and (= ULTIMATE.start_main_~tmp~0 1) .cse0 .cse1 (<= 2 ~waterLevel~0) .cse2 .cse3 .cse4))) [2021-10-28 09:41:50,270 INFO L857 garLoopResultBuilder]: For program point L899-2(lines 899 912) no Hoare annotation was computed. [2021-10-28 09:41:50,270 INFO L853 garLoopResultBuilder]: At program point L899-3(lines 1 959) the Hoare annotation is: false [2021-10-28 09:41:50,270 INFO L857 garLoopResultBuilder]: For program point L899-4(lines 899 912) no Hoare annotation was computed. [2021-10-28 09:41:50,270 INFO L853 garLoopResultBuilder]: At program point L899-5(lines 1 959) the Hoare annotation is: false [2021-10-28 09:41:50,270 INFO L857 garLoopResultBuilder]: For program point L668(lines 668 676) no Hoare annotation was computed. [2021-10-28 09:41:50,270 INFO L857 garLoopResultBuilder]: For program point L668-1(lines 668 676) no Hoare annotation was computed. [2021-10-28 09:41:50,271 INFO L857 garLoopResultBuilder]: For program point L668-2(lines 668 676) no Hoare annotation was computed. [2021-10-28 09:41:50,271 INFO L857 garLoopResultBuilder]: For program point L140(lines 140 147) no Hoare annotation was computed. [2021-10-28 09:41:50,271 INFO L860 garLoopResultBuilder]: At program point L140-1(lines 140 147) the Hoare annotation is: true [2021-10-28 09:41:50,271 INFO L857 garLoopResultBuilder]: For program point L570(lines 570 576) no Hoare annotation was computed. [2021-10-28 09:41:50,271 INFO L853 garLoopResultBuilder]: At program point L570-1(lines 606 612) the Hoare annotation is: (let ((.cse0 (= ULTIMATE.start_test_~splverifierCounter~0 0)) (.cse1 (= ~pumpRunning~0 0)) (.cse2 (= |ULTIMATE.start_valid_product_#res| 1))) (or (and (= ULTIMATE.start_main_~tmp~0 1) .cse0 .cse1 (<= 2 ~waterLevel~0) .cse2) (and .cse0 .cse1 .cse2 (= ULTIMATE.start_main_~tmp~0 ~waterLevel~0) (= ~waterLevel~0 1)))) [2021-10-28 09:41:50,271 INFO L857 garLoopResultBuilder]: For program point ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION(line 956) no Hoare annotation was computed. [2021-10-28 09:41:50,272 INFO L857 garLoopResultBuilder]: For program point L638(lines 638 655) no Hoare annotation was computed. [2021-10-28 09:41:50,272 INFO L857 garLoopResultBuilder]: For program point L638-1(lines 638 655) no Hoare annotation was computed. [2021-10-28 09:41:50,272 INFO L857 garLoopResultBuilder]: For program point L638-2(lines 638 655) no Hoare annotation was computed. [2021-10-28 09:41:50,272 INFO L857 garLoopResultBuilder]: For program point L638-3(lines 638 655) no Hoare annotation was computed. [2021-10-28 09:41:50,272 INFO L857 garLoopResultBuilder]: For program point L638-4(lines 638 655) no Hoare annotation was computed. [2021-10-28 09:41:50,272 INFO L857 garLoopResultBuilder]: For program point L638-5(lines 638 655) no Hoare annotation was computed. [2021-10-28 09:41:50,273 INFO L857 garLoopResultBuilder]: For program point L903(lines 903 909) no Hoare annotation was computed. [2021-10-28 09:41:50,273 INFO L857 garLoopResultBuilder]: For program point L903-2(lines 903 909) no Hoare annotation was computed. [2021-10-28 09:41:50,273 INFO L857 garLoopResultBuilder]: For program point L903-4(lines 903 909) no Hoare annotation was computed. [2021-10-28 09:41:50,273 INFO L853 garLoopResultBuilder]: At program point L606(lines 605 624) the Hoare annotation is: (let ((.cse0 (= ULTIMATE.start_test_~splverifierCounter~0 0)) (.cse1 (= ~pumpRunning~0 0)) (.cse2 (= |ULTIMATE.start_valid_product_#res| 1))) (or (and (= ULTIMATE.start_main_~tmp~0 1) .cse0 .cse1 (<= 2 ~waterLevel~0) .cse2) (and .cse0 .cse1 .cse2 (= ULTIMATE.start_main_~tmp~0 ~waterLevel~0) (= ~waterLevel~0 1)))) [2021-10-28 09:41:50,273 INFO L857 garLoopResultBuilder]: For program point L606-1(lines 606 612) no Hoare annotation was computed. [2021-10-28 09:41:50,273 INFO L853 garLoopResultBuilder]: At program point L606-2(lines 605 624) the Hoare annotation is: false [2021-10-28 09:41:50,274 INFO L853 garLoopResultBuilder]: At program point L606-3(lines 605 624) the Hoare annotation is: false [2021-10-28 09:41:50,274 INFO L853 garLoopResultBuilder]: At program point L772(lines 757 775) the Hoare annotation is: false [2021-10-28 09:41:50,279 INFO L853 garLoopResultBuilder]: At program point L772-1(lines 757 775) the Hoare annotation is: false [2021-10-28 09:41:50,279 INFO L853 garLoopResultBuilder]: At program point L772-2(lines 757 775) the Hoare annotation is: false [2021-10-28 09:41:50,279 INFO L853 garLoopResultBuilder]: At program point L772-3(lines 757 775) the Hoare annotation is: false [2021-10-28 09:41:50,280 INFO L853 garLoopResultBuilder]: At program point L772-4(lines 757 775) the Hoare annotation is: false [2021-10-28 09:41:50,280 INFO L853 garLoopResultBuilder]: At program point L772-5(lines 757 775) the Hoare annotation is: false [2021-10-28 09:41:50,280 INFO L857 garLoopResultBuilder]: For program point L542(lines 542 548) no Hoare annotation was computed. [2021-10-28 09:41:50,281 INFO L853 garLoopResultBuilder]: At program point L542-1(lines 542 548) the Hoare annotation is: (let ((.cse3 (= ULTIMATE.start_main_~tmp~0 ~waterLevel~0)) (.cse4 (= ~waterLevel~0 1)) (.cse0 (= ULTIMATE.start_test_~splverifierCounter~0 0)) (.cse1 (= ~pumpRunning~0 0)) (.cse2 (= |ULTIMATE.start_valid_product_#res| 1))) (or (and .cse0 .cse1 (not (= |ULTIMATE.start_getWaterLevel_#res| 0)) (not (= ULTIMATE.start___utac_acc__Specification4_spec__1_~tmp~8 0)) .cse2 .cse3 .cse4) (and .cse0 .cse1 .cse2 .cse3 .cse4 (not (= 0 ~systemActive~0))) (and (= ULTIMATE.start_main_~tmp~0 1) .cse0 .cse1 (<= 2 ~waterLevel~0) .cse2))) [2021-10-28 09:41:50,291 INFO L853 garLoopResultBuilder]: At program point L113(lines 109 115) the Hoare annotation is: (and (= ~pumpRunning~0 0) (= |ULTIMATE.start_valid_product_#res| 1) (= ULTIMATE.start_main_~tmp~0 ~waterLevel~0) (= ~waterLevel~0 1) (not (= 0 ~systemActive~0))) [2021-10-28 09:41:50,291 INFO L853 garLoopResultBuilder]: At program point L939(lines 1 959) the Hoare annotation is: (and (= ~pumpRunning~0 0) (= ~waterLevel~0 1) (not (= 0 ~systemActive~0))) [2021-10-28 09:41:50,291 INFO L857 garLoopResultBuilder]: For program point L807(lines 807 811) no Hoare annotation was computed. [2021-10-28 09:41:50,292 INFO L853 garLoopResultBuilder]: At program point L708(lines 701 711) the Hoare annotation is: false [2021-10-28 09:41:50,292 INFO L857 garLoopResultBuilder]: For program point L807-3(lines 807 811) no Hoare annotation was computed. [2021-10-28 09:41:50,292 INFO L853 garLoopResultBuilder]: At program point L708-1(lines 701 711) the Hoare annotation is: false [2021-10-28 09:41:50,292 INFO L857 garLoopResultBuilder]: For program point L642(lines 642 650) no Hoare annotation was computed. [2021-10-28 09:41:50,293 INFO L853 garLoopResultBuilder]: At program point L708-2(lines 701 711) the Hoare annotation is: false [2021-10-28 09:41:50,293 INFO L857 garLoopResultBuilder]: For program point L642-1(lines 642 650) no Hoare annotation was computed. [2021-10-28 09:41:50,293 INFO L857 garLoopResultBuilder]: For program point L807-6(lines 807 811) no Hoare annotation was computed. [2021-10-28 09:41:50,293 INFO L857 garLoopResultBuilder]: For program point L642-2(lines 642 650) no Hoare annotation was computed. [2021-10-28 09:41:50,293 INFO L857 garLoopResultBuilder]: For program point L642-3(lines 642 650) no Hoare annotation was computed. [2021-10-28 09:41:50,294 INFO L857 garLoopResultBuilder]: For program point L642-4(lines 642 650) no Hoare annotation was computed. [2021-10-28 09:41:50,294 INFO L857 garLoopResultBuilder]: For program point L642-5(lines 642 650) no Hoare annotation was computed. [2021-10-28 09:41:50,294 INFO L860 garLoopResultBuilder]: At program point L149(lines 130 152) the Hoare annotation is: true [2021-10-28 09:41:50,294 INFO L853 garLoopResultBuilder]: At program point L876(lines 871 879) the Hoare annotation is: (let ((.cse0 (= ULTIMATE.start_test_~splverifierCounter~0 0)) (.cse1 (= ~pumpRunning~0 0)) (.cse2 (not (= |ULTIMATE.start_getWaterLevel_#res| 0))) (.cse3 (= |ULTIMATE.start_valid_product_#res| 1))) (or (and (= ULTIMATE.start_main_~tmp~0 1) .cse0 .cse1 (<= 2 ~waterLevel~0) .cse2 .cse3) (and .cse0 .cse1 .cse2 .cse3 (= ULTIMATE.start_main_~tmp~0 ~waterLevel~0) (= ~waterLevel~0 1)))) [2021-10-28 09:41:50,295 INFO L853 garLoopResultBuilder]: At program point L876-1(lines 871 879) the Hoare annotation is: false [2021-10-28 09:41:50,295 INFO L853 garLoopResultBuilder]: At program point L876-2(lines 871 879) the Hoare annotation is: false [2021-10-28 09:41:50,296 INFO L853 garLoopResultBuilder]: At program point L844(lines 839 847) the Hoare annotation is: false [2021-10-28 09:41:50,297 INFO L853 garLoopResultBuilder]: At program point L844-1(lines 839 847) the Hoare annotation is: false [2021-10-28 09:41:50,297 INFO L853 garLoopResultBuilder]: At program point L844-2(lines 839 847) the Hoare annotation is: false [2021-10-28 09:41:50,297 INFO L853 garLoopResultBuilder]: At program point L613(lines 613 619) the Hoare annotation is: (let ((.cse0 (= ULTIMATE.start_test_~splverifierCounter~0 0)) (.cse1 (= ~pumpRunning~0 0)) (.cse2 (= |ULTIMATE.start_valid_product_#res| 1))) (or (and (= ULTIMATE.start_main_~tmp~0 1) .cse0 .cse1 (<= 2 ~waterLevel~0) .cse2) (and .cse0 .cse1 .cse2 (= ULTIMATE.start_main_~tmp~0 ~waterLevel~0) (= ~waterLevel~0 1)))) [2021-10-28 09:41:50,297 INFO L853 garLoopResultBuilder]: At program point L613-1(lines 613 619) the Hoare annotation is: false [2021-10-28 09:41:50,298 INFO L853 garLoopResultBuilder]: At program point L613-2(lines 613 619) the Hoare annotation is: false [2021-10-28 09:41:50,299 INFO L857 garLoopResultBuilder]: For program point ULTIMATE.startENTRY(line -1) no Hoare annotation was computed. [2021-10-28 09:41:50,299 INFO L857 garLoopResultBuilder]: For program point L780(lines 780 786) no Hoare annotation was computed. [2021-10-28 09:41:50,300 INFO L853 garLoopResultBuilder]: At program point L780-1(lines 780 786) the Hoare annotation is: (let ((.cse0 (= ULTIMATE.start_test_~splverifierCounter~0 0)) (.cse1 (= ~pumpRunning~0 0)) (.cse2 (= |ULTIMATE.start_valid_product_#res| 1))) (or (and (= ULTIMATE.start_main_~tmp~0 1) .cse0 .cse1 (<= 2 ~waterLevel~0) .cse2) (and .cse0 .cse1 .cse2 (= ULTIMATE.start_main_~tmp~0 ~waterLevel~0) (= ~waterLevel~0 1)))) [2021-10-28 09:41:50,300 INFO L853 garLoopResultBuilder]: At program point L582(lines 531 583) the Hoare annotation is: false [2021-10-28 09:41:50,300 INFO L853 garLoopResultBuilder]: At program point L947(lines 942 950) the Hoare annotation is: (and (= ~pumpRunning~0 0) (= |ULTIMATE.start_valid_product_#res| 1) (= ~waterLevel~0 1) (not (= 0 ~systemActive~0))) [2021-10-28 09:41:50,301 INFO L853 garLoopResultBuilder]: At program point L717(lines 712 720) the Hoare annotation is: false [2021-10-28 09:41:50,301 INFO L853 garLoopResultBuilder]: At program point L717-1(lines 712 720) the Hoare annotation is: false [2021-10-28 09:41:50,301 INFO L853 garLoopResultBuilder]: At program point L717-2(lines 712 720) the Hoare annotation is: false [2021-10-28 09:41:50,301 INFO L857 garLoopResultBuilder]: For program point L552(lines 552 558) no Hoare annotation was computed. [2021-10-28 09:41:50,302 INFO L853 garLoopResultBuilder]: At program point L552-1(lines 552 558) the Hoare annotation is: (let ((.cse3 (= ULTIMATE.start_main_~tmp~0 ~waterLevel~0)) (.cse4 (= ~waterLevel~0 1)) (.cse0 (= ULTIMATE.start_test_~splverifierCounter~0 0)) (.cse1 (= ~pumpRunning~0 0)) (.cse2 (= |ULTIMATE.start_valid_product_#res| 1))) (or (and .cse0 .cse1 (not (= |ULTIMATE.start_getWaterLevel_#res| 0)) (not (= ULTIMATE.start___utac_acc__Specification4_spec__1_~tmp~8 0)) .cse2 .cse3 .cse4) (and .cse0 .cse1 .cse2 .cse3 .cse4 (not (= 0 ~systemActive~0))) (and (= ULTIMATE.start_main_~tmp~0 1) .cse0 .cse1 (<= 2 ~waterLevel~0) .cse2))) [2021-10-28 09:41:50,302 INFO L857 garLoopResultBuilder]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2021-10-28 09:41:50,302 INFO L853 garLoopResultBuilder]: At program point L885(lines 880 888) the Hoare annotation is: false [2021-10-28 09:41:50,302 INFO L853 garLoopResultBuilder]: At program point L885-1(lines 880 888) the Hoare annotation is: false [2021-10-28 09:41:50,302 INFO L857 garLoopResultBuilder]: For program point L819(lines 819 823) no Hoare annotation was computed. [2021-10-28 09:41:50,303 INFO L853 garLoopResultBuilder]: At program point L885-2(lines 880 888) the Hoare annotation is: false [2021-10-28 09:41:50,303 INFO L853 garLoopResultBuilder]: At program point L885-3(lines 880 888) the Hoare annotation is: false [2021-10-28 09:41:50,303 INFO L853 garLoopResultBuilder]: At program point L885-4(lines 880 888) the Hoare annotation is: false [2021-10-28 09:41:50,303 INFO L853 garLoopResultBuilder]: At program point L885-5(lines 880 888) the Hoare annotation is: false [2021-10-28 09:41:50,304 INFO L857 garLoopResultBuilder]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2021-10-28 09:41:50,304 INFO L853 garLoopResultBuilder]: At program point L62-2(lines 62 76) the Hoare annotation is: false [2021-10-28 09:41:50,304 INFO L857 garLoopResultBuilder]: For program point L63(line 63) no Hoare annotation was computed. [2021-10-28 09:41:50,304 INFO L857 garLoopResultBuilder]: For program point L956(line 956) no Hoare annotation was computed. [2021-10-28 09:41:50,304 INFO L857 garLoopResultBuilder]: For program point L956-1(line 956) no Hoare annotation was computed. [2021-10-28 09:41:50,309 INFO L857 garLoopResultBuilder]: For program point L956-2(line 956) no Hoare annotation was computed. [2021-10-28 09:41:50,310 INFO L857 garLoopResultBuilder]: For program point L-1(line -1) no Hoare annotation was computed. [2021-10-28 09:41:50,310 INFO L857 garLoopResultBuilder]: For program point ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION(line 956) no Hoare annotation was computed. [2021-10-28 09:41:50,310 INFO L857 garLoopResultBuilder]: For program point L66(lines 66 70) no Hoare annotation was computed. [2021-10-28 09:41:50,312 INFO L857 garLoopResultBuilder]: For program point L66-1(lines 606 612) no Hoare annotation was computed. [2021-10-28 09:41:50,316 INFO L857 garLoopResultBuilder]: For program point L562(lines 562 577) no Hoare annotation was computed. [2021-10-28 09:41:50,321 INFO L731 BasicCegarLoop]: Path program histogram: [1, 1, 1, 1, 1, 1] [2021-10-28 09:41:50,323 INFO L179 ceAbstractionStarter]: Computing trace abstraction results [2021-10-28 09:41:50,389 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 28.10 09:41:50 BoogieIcfgContainer [2021-10-28 09:41:50,402 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2021-10-28 09:41:50,403 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2021-10-28 09:41:50,403 INFO L271 PluginConnector]: Initializing Witness Printer... [2021-10-28 09:41:50,403 INFO L275 PluginConnector]: Witness Printer initialized [2021-10-28 09:41:50,404 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 28.10 09:41:45" (3/4) ... [2021-10-28 09:41:50,408 INFO L137 WitnessPrinter]: Generating witness for correct program [2021-10-28 09:41:50,450 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 41 nodes and edges [2021-10-28 09:41:50,455 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 21 nodes and edges [2021-10-28 09:41:50,457 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 10 nodes and edges [2021-10-28 09:41:50,458 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 5 nodes and edges [2021-10-28 09:41:50,459 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 2 nodes and edges [2021-10-28 09:41:50,461 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2021-10-28 09:41:50,462 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2021-10-28 09:41:50,491 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((pumpRunning == 0 && \result == 1) && waterLevel == 1) && !(0 == systemActive) [2021-10-28 09:41:50,492 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((pumpRunning == 0 && \result == 1) && tmp == waterLevel) && waterLevel == 1) && !(0 == systemActive) [2021-10-28 09:41:50,492 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((((((splverifierCounter == 0 && pumpRunning == 0) && !(\result == 0)) && !(tmp == 0)) && \result == 1) && tmp == waterLevel) && waterLevel == 1) || (((((splverifierCounter == 0 && pumpRunning == 0) && \result == 1) && tmp == waterLevel) && waterLevel == 1) && !(0 == systemActive))) || ((((((tmp == 1 && splverifierCounter == 0) && pumpRunning == 0) && 2 <= waterLevel) && !(\result == 0)) && !(tmp == 0)) && \result == 1) [2021-10-28 09:41:50,493 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((((((splverifierCounter == 0 && pumpRunning == 0) && !(\result == 0)) && !(tmp == 0)) && \result == 1) && tmp == waterLevel) && waterLevel == 1) || (((((splverifierCounter == 0 && pumpRunning == 0) && \result == 1) && tmp == waterLevel) && waterLevel == 1) && !(0 == systemActive))) || ((((tmp == 1 && splverifierCounter == 0) && pumpRunning == 0) && 2 <= waterLevel) && \result == 1) [2021-10-28 09:41:50,494 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((((((splverifierCounter == 0 && pumpRunning == 0) && !(\result == 0)) && !(tmp == 0)) && \result == 1) && tmp == waterLevel) && waterLevel == 1) || (((((splverifierCounter == 0 && pumpRunning == 0) && \result == 1) && tmp == waterLevel) && waterLevel == 1) && !(0 == systemActive))) || ((((tmp == 1 && splverifierCounter == 0) && pumpRunning == 0) && 2 <= waterLevel) && \result == 1) [2021-10-28 09:41:50,495 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((tmp == 1 && splverifierCounter == 0) && pumpRunning == 0) && 2 <= waterLevel) && \result == 1) || ((((splverifierCounter == 0 && pumpRunning == 0) && \result == 1) && tmp == waterLevel) && waterLevel == 1) [2021-10-28 09:41:50,495 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((tmp == 1 && splverifierCounter == 0) && pumpRunning == 0) && 2 <= waterLevel) && \result == 1) || ((((splverifierCounter == 0 && pumpRunning == 0) && \result == 1) && tmp == waterLevel) && waterLevel == 1) [2021-10-28 09:41:50,496 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((tmp == 1 && splverifierCounter == 0) && pumpRunning == 0) && 2 <= waterLevel) && \result == 1) || ((((splverifierCounter == 0 && pumpRunning == 0) && \result == 1) && tmp == waterLevel) && waterLevel == 1) [2021-10-28 09:41:50,496 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((tmp == 1 && splverifierCounter == 0) && pumpRunning == 0) && 2 <= waterLevel) && \result == 1) || ((((splverifierCounter == 0 && pumpRunning == 0) && \result == 1) && tmp == waterLevel) && waterLevel == 1) [2021-10-28 09:41:50,498 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((((tmp == 1 && splverifierCounter == 0) && pumpRunning == 0) && 2 <= waterLevel) && !(\result == 0)) && \result == 1) || (((((splverifierCounter == 0 && pumpRunning == 0) && !(\result == 0)) && \result == 1) && tmp == waterLevel) && waterLevel == 1) [2021-10-28 09:41:50,574 INFO L141 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_15d615dc-bf50-44d1-b963-7f06851912c6/bin/uautomizer-UnR33cPsHg/witness.graphml [2021-10-28 09:41:50,574 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2021-10-28 09:41:50,576 INFO L168 Benchmark]: Toolchain (without parser) took 6814.59 ms. Allocated memory was 98.6 MB in the beginning and 157.3 MB in the end (delta: 58.7 MB). Free memory was 64.0 MB in the beginning and 75.1 MB in the end (delta: -11.2 MB). Peak memory consumption was 48.6 MB. Max. memory is 16.1 GB. [2021-10-28 09:41:50,577 INFO L168 Benchmark]: CDTParser took 0.45 ms. Allocated memory is still 98.6 MB. Free memory is still 54.3 MB. There was no memory consumed. Max. memory is 16.1 GB. [2021-10-28 09:41:50,577 INFO L168 Benchmark]: CACSL2BoogieTranslator took 677.17 ms. Allocated memory is still 98.6 MB. Free memory was 63.8 MB in the beginning and 65.4 MB in the end (delta: -1.6 MB). Peak memory consumption was 8.4 MB. Max. memory is 16.1 GB. [2021-10-28 09:41:50,577 INFO L168 Benchmark]: Boogie Procedure Inliner took 125.20 ms. Allocated memory is still 98.6 MB. Free memory was 65.4 MB in the beginning and 61.6 MB in the end (delta: 3.8 MB). Peak memory consumption was 4.2 MB. Max. memory is 16.1 GB. [2021-10-28 09:41:50,578 INFO L168 Benchmark]: Boogie Preprocessor took 73.15 ms. Allocated memory is still 98.6 MB. Free memory was 61.6 MB in the beginning and 59.2 MB in the end (delta: 2.4 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. [2021-10-28 09:41:50,578 INFO L168 Benchmark]: RCFGBuilder took 1354.91 ms. Allocated memory was 98.6 MB in the beginning and 130.0 MB in the end (delta: 31.5 MB). Free memory was 59.2 MB in the beginning and 74.6 MB in the end (delta: -15.4 MB). Peak memory consumption was 20.9 MB. Max. memory is 16.1 GB. [2021-10-28 09:41:50,579 INFO L168 Benchmark]: TraceAbstraction took 4401.38 ms. Allocated memory was 130.0 MB in the beginning and 157.3 MB in the end (delta: 27.3 MB). Free memory was 74.0 MB in the beginning and 84.6 MB in the end (delta: -10.6 MB). Peak memory consumption was 34.7 MB. Max. memory is 16.1 GB. [2021-10-28 09:41:50,579 INFO L168 Benchmark]: Witness Printer took 171.48 ms. Allocated memory is still 157.3 MB. Free memory was 84.6 MB in the beginning and 75.1 MB in the end (delta: 9.4 MB). Peak memory consumption was 8.4 MB. Max. memory is 16.1 GB. [2021-10-28 09:41:50,582 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.45 ms. Allocated memory is still 98.6 MB. Free memory is still 54.3 MB. There was no memory consumed. Max. memory is 16.1 GB. * CACSL2BoogieTranslator took 677.17 ms. Allocated memory is still 98.6 MB. Free memory was 63.8 MB in the beginning and 65.4 MB in the end (delta: -1.6 MB). Peak memory consumption was 8.4 MB. Max. memory is 16.1 GB. * Boogie Procedure Inliner took 125.20 ms. Allocated memory is still 98.6 MB. Free memory was 65.4 MB in the beginning and 61.6 MB in the end (delta: 3.8 MB). Peak memory consumption was 4.2 MB. Max. memory is 16.1 GB. * Boogie Preprocessor took 73.15 ms. Allocated memory is still 98.6 MB. Free memory was 61.6 MB in the beginning and 59.2 MB in the end (delta: 2.4 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. * RCFGBuilder took 1354.91 ms. Allocated memory was 98.6 MB in the beginning and 130.0 MB in the end (delta: 31.5 MB). Free memory was 59.2 MB in the beginning and 74.6 MB in the end (delta: -15.4 MB). Peak memory consumption was 20.9 MB. Max. memory is 16.1 GB. * TraceAbstraction took 4401.38 ms. Allocated memory was 130.0 MB in the beginning and 157.3 MB in the end (delta: 27.3 MB). Free memory was 74.0 MB in the beginning and 84.6 MB in the end (delta: -10.6 MB). Peak memory consumption was 34.7 MB. Max. memory is 16.1 GB. * Witness Printer took 171.48 ms. Allocated memory is still 157.3 MB. Free memory was 84.6 MB in the beginning and 75.1 MB in the end (delta: 9.4 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: 956]: call to reach_error is unreachable For all program executions holds that call to reach_error is unreachable at this location - PositiveResult [Line: 956]: call to reach_error is unreachable For all program executions holds that call to reach_error is unreachable at this location - PositiveResult [Line: 956]: 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: 4.2s, OverallIterations: 6, TraceHistogramMax: 2, PathProgramHistogramMax: 1, EmptinessCheckTime: 0.0s, AutomataDifference: 0.9s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 1.1s, InitialAbstractionConstructionTime: 0.0s, PartialOrderReductionTime: 0.0s, HoareTripleCheckerStatistics: 460 SDtfs, 843 SDslu, 644 SDs, 0 SdLazy, 123 SolverSat, 21 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 0.4s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 76 GetRequests, 51 SyntacticMatches, 0 SemanticMatches, 25 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 25 ImplicationChecksByTransitivity, 0.2s 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, 205 StatesRemovedByMinimization, 2 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 44 LocationsWithAnnotation, 44 PreInvPairs, 76 NumberOfFragments, 439 HoareAnnotationTreeSize, 44 FomulaSimplifications, 1154 FormulaSimplificationTreeSizeReduction, 0.2s HoareSimplificationTime, 44 FomulaSimplificationsInter, 191 FormulaSimplificationTreeSizeReductionInter, 0.8s HoareSimplificationTimeInter, RefinementEngineStatistics: TRACE_CHECK: 0.0s SsaConstructionTime, 0.3s SatisfiabilityAnalysisTime, 0.8s InterpolantComputationTime, 186 NumberOfCodeBlocks, 186 NumberOfCodeBlocksAsserted, 7 NumberOfCheckSat, 179 ConstructedInterpolants, 0 QuantifiedInterpolants, 381 SizeOfPredicates, 0 NumberOfNonLiveVariables, 382 ConjunctsInSsa, 3 ConjunctsInUnsatCore, 7 InterpolantComputations, 6 PerfectInterpolantSequences, 27/32 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: 605]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 757]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 780]: Loop Invariant Derived loop invariant: ((((tmp == 1 && splverifierCounter == 0) && pumpRunning == 0) && 2 <= waterLevel) && \result == 1) || ((((splverifierCounter == 0 && pumpRunning == 0) && \result == 1) && tmp == waterLevel) && waterLevel == 1) - InvariantResult [Line: 613]: Loop Invariant Derived loop invariant: ((((tmp == 1 && splverifierCounter == 0) && pumpRunning == 0) && 2 <= waterLevel) && \result == 1) || ((((splverifierCounter == 0 && pumpRunning == 0) && \result == 1) && tmp == waterLevel) && waterLevel == 1) - InvariantResult [Line: 757]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 839]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 552]: Loop Invariant Derived loop invariant: (((((((splverifierCounter == 0 && pumpRunning == 0) && !(\result == 0)) && !(tmp == 0)) && \result == 1) && tmp == waterLevel) && waterLevel == 1) || (((((splverifierCounter == 0 && pumpRunning == 0) && \result == 1) && tmp == waterLevel) && waterLevel == 1) && !(0 == systemActive))) || ((((tmp == 1 && splverifierCounter == 0) && pumpRunning == 0) && 2 <= waterLevel) && \result == 1) - InvariantResult [Line: 701]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 109]: Loop Invariant Derived loop invariant: (((pumpRunning == 0 && \result == 1) && tmp == waterLevel) && waterLevel == 1) && !(0 == systemActive) - InvariantResult [Line: 1]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 757]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 140]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 757]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 757]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 880]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 605]: Loop Invariant Derived loop invariant: ((((tmp == 1 && splverifierCounter == 0) && pumpRunning == 0) && 2 <= waterLevel) && \result == 1) || ((((splverifierCounter == 0 && pumpRunning == 0) && \result == 1) && tmp == waterLevel) && waterLevel == 1) - InvariantResult [Line: 613]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 942]: Loop Invariant Derived loop invariant: ((pumpRunning == 0 && \result == 1) && waterLevel == 1) && !(0 == systemActive) - InvariantResult [Line: 757]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 880]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 1]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 712]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 871]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 613]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 542]: Loop Invariant Derived loop invariant: (((((((splverifierCounter == 0 && pumpRunning == 0) && !(\result == 0)) && !(tmp == 0)) && \result == 1) && tmp == waterLevel) && waterLevel == 1) || (((((splverifierCounter == 0 && pumpRunning == 0) && \result == 1) && tmp == waterLevel) && waterLevel == 1) && !(0 == systemActive))) || ((((tmp == 1 && splverifierCounter == 0) && pumpRunning == 0) && 2 <= waterLevel) && \result == 1) - InvariantResult [Line: 880]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 880]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 605]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 701]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 712]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 130]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 839]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 839]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 701]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 871]: Loop Invariant Derived loop invariant: (((((tmp == 1 && splverifierCounter == 0) && pumpRunning == 0) && 2 <= waterLevel) && !(\result == 0)) && \result == 1) || (((((splverifierCounter == 0 && pumpRunning == 0) && !(\result == 0)) && \result == 1) && tmp == waterLevel) && waterLevel == 1) - InvariantResult [Line: 871]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 531]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 880]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 62]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 606]: Loop Invariant Derived loop invariant: ((((tmp == 1 && splverifierCounter == 0) && pumpRunning == 0) && 2 <= waterLevel) && \result == 1) || ((((splverifierCounter == 0 && pumpRunning == 0) && \result == 1) && tmp == waterLevel) && waterLevel == 1) - InvariantResult [Line: 880]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 1]: Loop Invariant Derived loop invariant: (((((((splverifierCounter == 0 && pumpRunning == 0) && !(\result == 0)) && !(tmp == 0)) && \result == 1) && tmp == waterLevel) && waterLevel == 1) || (((((splverifierCounter == 0 && pumpRunning == 0) && \result == 1) && tmp == waterLevel) && waterLevel == 1) && !(0 == systemActive))) || ((((((tmp == 1 && splverifierCounter == 0) && pumpRunning == 0) && 2 <= waterLevel) && !(\result == 0)) && !(tmp == 0)) && \result == 1) - InvariantResult [Line: 1]: Loop Invariant Derived loop invariant: (pumpRunning == 0 && waterLevel == 1) && !(0 == systemActive) - InvariantResult [Line: 712]: Loop Invariant Derived loop invariant: 0 RESULT: Ultimate proved your program to be correct! [2021-10-28 09:41:50,673 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_15d615dc-bf50-44d1-b963-7f06851912c6/bin/uautomizer-UnR33cPsHg/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Forceful destruction successful, exit code 0 Received shutdown request...