./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/product-lines/minepump_spec2_product45.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_1cd3c810-e51e-4024-bd0c-749aaeb23cb3/bin/uautomizer-UnR33cPsHg/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1cd3c810-e51e-4024-bd0c-749aaeb23cb3/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_1cd3c810-e51e-4024-bd0c-749aaeb23cb3/bin/uautomizer-UnR33cPsHg/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1cd3c810-e51e-4024-bd0c-749aaeb23cb3/bin/uautomizer-UnR33cPsHg/config/AutomizerReach.xml -i ../../sv-benchmarks/c/product-lines/minepump_spec2_product45.cil.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1cd3c810-e51e-4024-bd0c-749aaeb23cb3/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_1cd3c810-e51e-4024-bd0c-749aaeb23cb3/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 69f20c6619059452dea710c235d91f0e8ca980fcacc48c7e37668ab8a6397c50 .................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... 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 09:36:04,140 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-10-28 09:36:04,144 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-10-28 09:36:04,190 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-10-28 09:36:04,191 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-10-28 09:36:04,193 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-10-28 09:36:04,196 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-10-28 09:36:04,199 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-10-28 09:36:04,203 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-10-28 09:36:04,204 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-10-28 09:36:04,206 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-10-28 09:36:04,209 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-10-28 09:36:04,210 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-10-28 09:36:04,212 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-10-28 09:36:04,214 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-10-28 09:36:04,216 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-10-28 09:36:04,218 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-10-28 09:36:04,221 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-10-28 09:36:04,224 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-10-28 09:36:04,228 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-10-28 09:36:04,231 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-10-28 09:36:04,233 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-10-28 09:36:04,235 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-10-28 09:36:04,237 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-10-28 09:36:04,242 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-10-28 09:36:04,243 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-10-28 09:36:04,243 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-10-28 09:36:04,245 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-10-28 09:36:04,246 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-10-28 09:36:04,248 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-10-28 09:36:04,248 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-10-28 09:36:04,250 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-10-28 09:36:04,251 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-10-28 09:36:04,253 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-10-28 09:36:04,255 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-10-28 09:36:04,255 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-10-28 09:36:04,257 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-10-28 09:36:04,258 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-10-28 09:36:04,259 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-10-28 09:36:04,261 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-10-28 09:36:04,265 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-10-28 09:36:04,266 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1cd3c810-e51e-4024-bd0c-749aaeb23cb3/bin/uautomizer-UnR33cPsHg/config/svcomp-Reach-32bit-Automizer_Default.epf [2021-10-28 09:36:04,320 INFO L113 SettingsManager]: Loading preferences was successful [2021-10-28 09:36:04,321 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-10-28 09:36:04,322 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2021-10-28 09:36:04,322 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2021-10-28 09:36:04,332 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-10-28 09:36:04,333 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-10-28 09:36:04,333 INFO L138 SettingsManager]: * Use SBE=true [2021-10-28 09:36:04,334 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-10-28 09:36:04,334 INFO L138 SettingsManager]: * sizeof long=4 [2021-10-28 09:36:04,334 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-10-28 09:36:04,336 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-10-28 09:36:04,336 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-10-28 09:36:04,337 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-10-28 09:36:04,337 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-10-28 09:36:04,337 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-10-28 09:36:04,338 INFO L138 SettingsManager]: * sizeof long double=12 [2021-10-28 09:36:04,338 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-10-28 09:36:04,338 INFO L138 SettingsManager]: * Use constant arrays=true [2021-10-28 09:36:04,338 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-10-28 09:36:04,339 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-10-28 09:36:04,339 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-10-28 09:36:04,339 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-10-28 09:36:04,340 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-10-28 09:36:04,340 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-10-28 09:36:04,340 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-10-28 09:36:04,341 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-10-28 09:36:04,341 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2021-10-28 09:36:04,341 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-10-28 09:36:04,341 INFO L138 SettingsManager]: * Large block encoding in concurrent analysis=OFF [2021-10-28 09:36:04,342 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2021-10-28 09:36:04,342 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-10-28 09:36:04,342 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-10-28 09:36:04,343 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_1cd3c810-e51e-4024-bd0c-749aaeb23cb3/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1cd3c810-e51e-4024-bd0c-749aaeb23cb3/bin/uautomizer-UnR33cPsHg Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 69f20c6619059452dea710c235d91f0e8ca980fcacc48c7e37668ab8a6397c50 [2021-10-28 09:36:04,697 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-10-28 09:36:04,724 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-10-28 09:36:04,727 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-10-28 09:36:04,729 INFO L271 PluginConnector]: Initializing CDTParser... [2021-10-28 09:36:04,730 INFO L275 PluginConnector]: CDTParser initialized [2021-10-28 09:36:04,732 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1cd3c810-e51e-4024-bd0c-749aaeb23cb3/bin/uautomizer-UnR33cPsHg/../../sv-benchmarks/c/product-lines/minepump_spec2_product45.cil.c [2021-10-28 09:36:04,830 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1cd3c810-e51e-4024-bd0c-749aaeb23cb3/bin/uautomizer-UnR33cPsHg/data/5e31787b8/2a6faf8c09f64bab83359ac7bbe18fd1/FLAG9255e211c [2021-10-28 09:36:05,462 INFO L306 CDTParser]: Found 1 translation units. [2021-10-28 09:36:05,464 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1cd3c810-e51e-4024-bd0c-749aaeb23cb3/sv-benchmarks/c/product-lines/minepump_spec2_product45.cil.c [2021-10-28 09:36:05,488 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1cd3c810-e51e-4024-bd0c-749aaeb23cb3/bin/uautomizer-UnR33cPsHg/data/5e31787b8/2a6faf8c09f64bab83359ac7bbe18fd1/FLAG9255e211c [2021-10-28 09:36:05,737 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1cd3c810-e51e-4024-bd0c-749aaeb23cb3/bin/uautomizer-UnR33cPsHg/data/5e31787b8/2a6faf8c09f64bab83359ac7bbe18fd1 [2021-10-28 09:36:05,742 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-10-28 09:36:05,746 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-10-28 09:36:05,751 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-10-28 09:36:05,751 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-10-28 09:36:05,758 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-10-28 09:36:05,759 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 28.10 09:36:05" (1/1) ... [2021-10-28 09:36:05,762 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@6aca978d and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 09:36:05, skipping insertion in model container [2021-10-28 09:36:05,762 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 28.10 09:36:05" (1/1) ... [2021-10-28 09:36:05,772 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-10-28 09:36:05,847 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-10-28 09:36:06,292 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_1cd3c810-e51e-4024-bd0c-749aaeb23cb3/sv-benchmarks/c/product-lines/minepump_spec2_product45.cil.c[11292,11305] [2021-10-28 09:36:06,351 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-10-28 09:36:06,365 INFO L203 MainTranslator]: Completed pre-run [2021-10-28 09:36:06,446 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_1cd3c810-e51e-4024-bd0c-749aaeb23cb3/sv-benchmarks/c/product-lines/minepump_spec2_product45.cil.c[11292,11305] [2021-10-28 09:36:06,477 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-10-28 09:36:06,504 INFO L208 MainTranslator]: Completed translation [2021-10-28 09:36:06,504 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 09:36:06 WrapperNode [2021-10-28 09:36:06,505 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-10-28 09:36:06,507 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-10-28 09:36:06,507 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-10-28 09:36:06,507 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-10-28 09:36:06,516 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 09:36:06" (1/1) ... [2021-10-28 09:36:06,549 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 09:36:06" (1/1) ... [2021-10-28 09:36:06,639 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-10-28 09:36:06,640 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-10-28 09:36:06,640 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-10-28 09:36:06,652 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-10-28 09:36:06,663 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 09:36:06" (1/1) ... [2021-10-28 09:36:06,663 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 09:36:06" (1/1) ... [2021-10-28 09:36:06,683 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 09:36:06" (1/1) ... [2021-10-28 09:36:06,683 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 09:36:06" (1/1) ... [2021-10-28 09:36:06,702 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 09:36:06" (1/1) ... [2021-10-28 09:36:06,712 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 09:36:06" (1/1) ... [2021-10-28 09:36:06,718 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 09:36:06" (1/1) ... [2021-10-28 09:36:06,725 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-10-28 09:36:06,726 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-10-28 09:36:06,727 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-10-28 09:36:06,727 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-10-28 09:36:06,728 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 09:36:06" (1/1) ... [2021-10-28 09:36:06,746 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-10-28 09:36:06,774 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1cd3c810-e51e-4024-bd0c-749aaeb23cb3/bin/uautomizer-UnR33cPsHg/z3 [2021-10-28 09:36:06,790 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1cd3c810-e51e-4024-bd0c-749aaeb23cb3/bin/uautomizer-UnR33cPsHg/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2021-10-28 09:36:06,795 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1cd3c810-e51e-4024-bd0c-749aaeb23cb3/bin/uautomizer-UnR33cPsHg/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2021-10-28 09:36:06,841 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-10-28 09:36:06,841 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-10-28 09:36:06,842 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-10-28 09:36:06,842 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-10-28 09:36:08,156 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-10-28 09:36:08,157 INFO L299 CfgBuilder]: Removed 194 assume(true) statements. [2021-10-28 09:36:08,160 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 28.10 09:36:08 BoogieIcfgContainer [2021-10-28 09:36:08,160 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-10-28 09:36:08,164 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2021-10-28 09:36:08,164 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2021-10-28 09:36:08,170 INFO L275 PluginConnector]: TraceAbstraction initialized [2021-10-28 09:36:08,171 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 28.10 09:36:05" (1/3) ... [2021-10-28 09:36:08,172 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@56b9f682 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 28.10 09:36:08, skipping insertion in model container [2021-10-28 09:36:08,173 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 09:36:06" (2/3) ... [2021-10-28 09:36:08,173 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@56b9f682 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 28.10 09:36:08, skipping insertion in model container [2021-10-28 09:36:08,174 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 28.10 09:36:08" (3/3) ... [2021-10-28 09:36:08,176 INFO L111 eAbstractionObserver]: Analyzing ICFG minepump_spec2_product45.cil.c [2021-10-28 09:36:08,190 INFO L204 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2021-10-28 09:36:08,190 INFO L163 ceAbstractionStarter]: Applying trace abstraction to program that has 3 error locations. [2021-10-28 09:36:08,270 INFO L338 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2021-10-28 09:36:08,278 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 09:36:08,278 INFO L340 AbstractCegarLoop]: Starting to check reachability of 3 error locations. [2021-10-28 09:36:08,313 INFO L276 IsEmpty]: Start isEmpty. Operand has 133 states, 129 states have (on average 1.5426356589147288) internal successors, (199), 132 states have internal predecessors, (199), 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 09:36:08,322 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-10-28 09:36:08,322 INFO L505 BasicCegarLoop]: Found error trace [2021-10-28 09:36:08,323 INFO L513 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-10-28 09:36:08,324 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 09:36:08,332 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-28 09:36:08,333 INFO L85 PathProgramCache]: Analyzing trace with hash 1990737743, now seen corresponding path program 1 times [2021-10-28 09:36:08,342 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-28 09:36:08,343 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1265887141] [2021-10-28 09:36:08,344 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-28 09:36:08,345 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-28 09:36:08,572 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-28 09:36:08,729 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 09:36:08,730 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-10-28 09:36:08,730 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1265887141] [2021-10-28 09:36:08,731 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1265887141] provided 1 perfect and 0 imperfect interpolant sequences [2021-10-28 09:36:08,732 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-10-28 09:36:08,732 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2021-10-28 09:36:08,734 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1637455230] [2021-10-28 09:36:08,741 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2021-10-28 09:36:08,742 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-10-28 09:36:08,758 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2021-10-28 09:36:08,759 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2021-10-28 09:36:08,763 INFO L87 Difference]: Start difference. First operand has 133 states, 129 states have (on average 1.5426356589147288) internal successors, (199), 132 states have internal predecessors, (199), 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 9.0) internal successors, (18), 2 states have internal predecessors, (18), 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 09:36:08,805 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-28 09:36:08,806 INFO L93 Difference]: Finished difference Result 259 states and 390 transitions. [2021-10-28 09:36:08,806 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-10-28 09:36:08,808 INFO L78 Accepts]: Start accepts. Automaton has has 2 states, 2 states have (on average 9.0) internal successors, (18), 2 states have internal predecessors, (18), 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 18 [2021-10-28 09:36:08,808 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-28 09:36:08,821 INFO L225 Difference]: With dead ends: 259 [2021-10-28 09:36:08,822 INFO L226 Difference]: Without dead ends: 129 [2021-10-28 09:36:08,826 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 09:36:08,848 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 129 states. [2021-10-28 09:36:08,876 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 129 to 129. [2021-10-28 09:36:08,879 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 129 states, 126 states have (on average 1.4841269841269842) internal successors, (187), 128 states have internal predecessors, (187), 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 09:36:08,882 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 129 states to 129 states and 187 transitions. [2021-10-28 09:36:08,884 INFO L78 Accepts]: Start accepts. Automaton has 129 states and 187 transitions. Word has length 18 [2021-10-28 09:36:08,885 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-28 09:36:08,885 INFO L470 AbstractCegarLoop]: Abstraction has 129 states and 187 transitions. [2021-10-28 09:36:08,886 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 9.0) internal successors, (18), 2 states have internal predecessors, (18), 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 09:36:08,886 INFO L276 IsEmpty]: Start isEmpty. Operand 129 states and 187 transitions. [2021-10-28 09:36:08,887 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2021-10-28 09:36:08,888 INFO L505 BasicCegarLoop]: Found error trace [2021-10-28 09:36:08,888 INFO L513 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-10-28 09:36:08,889 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2021-10-28 09:36:08,889 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 09:36:08,890 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-28 09:36:08,890 INFO L85 PathProgramCache]: Analyzing trace with hash 1480807491, now seen corresponding path program 1 times [2021-10-28 09:36:08,891 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-28 09:36:08,891 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1402726175] [2021-10-28 09:36:08,892 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-28 09:36:08,892 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-28 09:36:08,944 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-28 09:36:09,014 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 09:36:09,015 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-10-28 09:36:09,015 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1402726175] [2021-10-28 09:36:09,016 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1402726175] provided 1 perfect and 0 imperfect interpolant sequences [2021-10-28 09:36:09,016 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-10-28 09:36:09,016 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-10-28 09:36:09,017 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [876921487] [2021-10-28 09:36:09,018 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2021-10-28 09:36:09,019 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-10-28 09:36:09,020 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-10-28 09:36:09,021 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-10-28 09:36:09,021 INFO L87 Difference]: Start difference. First operand 129 states and 187 transitions. Second operand has 3 states, 3 states have (on average 6.333333333333333) internal successors, (19), 3 states have internal predecessors, (19), 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 09:36:09,036 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-28 09:36:09,046 INFO L93 Difference]: Finished difference Result 129 states and 187 transitions. [2021-10-28 09:36:09,047 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-10-28 09:36:09,047 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 6.333333333333333) internal successors, (19), 3 states have internal predecessors, (19), 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 19 [2021-10-28 09:36:09,048 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-28 09:36:09,049 INFO L225 Difference]: With dead ends: 129 [2021-10-28 09:36:09,050 INFO L226 Difference]: Without dead ends: 53 [2021-10-28 09:36:09,051 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 09:36:09,052 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 53 states. [2021-10-28 09:36:09,059 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 53 to 53. [2021-10-28 09:36:09,062 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 53 states, 52 states have (on average 1.4615384615384615) internal successors, (76), 52 states have internal predecessors, (76), 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 09:36:09,064 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 53 states to 53 states and 76 transitions. [2021-10-28 09:36:09,065 INFO L78 Accepts]: Start accepts. Automaton has 53 states and 76 transitions. Word has length 19 [2021-10-28 09:36:09,066 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-28 09:36:09,066 INFO L470 AbstractCegarLoop]: Abstraction has 53 states and 76 transitions. [2021-10-28 09:36:09,066 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 6.333333333333333) internal successors, (19), 3 states have internal predecessors, (19), 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 09:36:09,067 INFO L276 IsEmpty]: Start isEmpty. Operand 53 states and 76 transitions. [2021-10-28 09:36:09,069 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2021-10-28 09:36:09,070 INFO L505 BasicCegarLoop]: Found error trace [2021-10-28 09:36:09,071 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 09:36:09,071 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2021-10-28 09:36:09,071 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 09:36:09,075 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-28 09:36:09,075 INFO L85 PathProgramCache]: Analyzing trace with hash 1380156086, now seen corresponding path program 1 times [2021-10-28 09:36:09,076 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-28 09:36:09,076 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1727829355] [2021-10-28 09:36:09,077 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-28 09:36:09,078 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-28 09:36:09,141 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-28 09:36:09,292 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 09:36:09,293 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-10-28 09:36:09,293 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1727829355] [2021-10-28 09:36:09,293 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1727829355] provided 1 perfect and 0 imperfect interpolant sequences [2021-10-28 09:36:09,294 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-10-28 09:36:09,294 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2021-10-28 09:36:09,294 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1091959782] [2021-10-28 09:36:09,295 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2021-10-28 09:36:09,295 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-10-28 09:36:09,296 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2021-10-28 09:36:09,296 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=10, Invalid=20, Unknown=0, NotChecked=0, Total=30 [2021-10-28 09:36:09,297 INFO L87 Difference]: Start difference. First operand 53 states and 76 transitions. Second operand has 6 states, 6 states have (on average 4.0) internal successors, (24), 5 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 09:36:09,536 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-28 09:36:09,541 INFO L93 Difference]: Finished difference Result 99 states and 145 transitions. [2021-10-28 09:36:09,545 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-10-28 09:36:09,546 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 6 states have (on average 4.0) internal successors, (24), 5 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 09:36:09,546 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-28 09:36:09,548 INFO L225 Difference]: With dead ends: 99 [2021-10-28 09:36:09,548 INFO L226 Difference]: Without dead ends: 53 [2021-10-28 09:36:09,549 INFO L786 BasicCegarLoop]: 0 DeclaredPredicates, 7 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=22, Invalid=34, Unknown=0, NotChecked=0, Total=56 [2021-10-28 09:36:09,549 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 53 states. [2021-10-28 09:36:09,566 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 53 to 53. [2021-10-28 09:36:09,566 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 53 states, 52 states have (on average 1.4423076923076923) internal successors, (75), 52 states have internal predecessors, (75), 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 09:36:09,567 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 53 states to 53 states and 75 transitions. [2021-10-28 09:36:09,568 INFO L78 Accepts]: Start accepts. Automaton has 53 states and 75 transitions. Word has length 24 [2021-10-28 09:36:09,568 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-28 09:36:09,568 INFO L470 AbstractCegarLoop]: Abstraction has 53 states and 75 transitions. [2021-10-28 09:36:09,569 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 4.0) internal successors, (24), 5 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 09:36:09,569 INFO L276 IsEmpty]: Start isEmpty. Operand 53 states and 75 transitions. [2021-10-28 09:36:09,571 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2021-10-28 09:36:09,572 INFO L505 BasicCegarLoop]: Found error trace [2021-10-28 09:36:09,572 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, 1] [2021-10-28 09:36:09,572 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2021-10-28 09:36:09,573 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 09:36:09,575 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-28 09:36:09,575 INFO L85 PathProgramCache]: Analyzing trace with hash -1074913896, now seen corresponding path program 1 times [2021-10-28 09:36:09,576 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-28 09:36:09,584 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1496303566] [2021-10-28 09:36:09,585 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-28 09:36:09,585 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-28 09:36:09,619 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-28 09:36:09,675 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 09:36:09,676 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-10-28 09:36:09,676 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1496303566] [2021-10-28 09:36:09,676 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1496303566] provided 1 perfect and 0 imperfect interpolant sequences [2021-10-28 09:36:09,677 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-10-28 09:36:09,677 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2021-10-28 09:36:09,677 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [581405613] [2021-10-28 09:36:09,678 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2021-10-28 09:36:09,678 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-10-28 09:36:09,679 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-10-28 09:36:09,679 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-10-28 09:36:09,680 INFO L87 Difference]: Start difference. First operand 53 states and 75 transitions. Second operand has 3 states, 3 states have (on average 8.666666666666666) internal successors, (26), 2 states have internal predecessors, (26), 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 09:36:09,717 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-28 09:36:09,718 INFO L93 Difference]: Finished difference Result 121 states and 175 transitions. [2021-10-28 09:36:09,718 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-10-28 09:36:09,719 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 8.666666666666666) internal successors, (26), 2 states have internal predecessors, (26), 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 26 [2021-10-28 09:36:09,719 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-28 09:36:09,720 INFO L225 Difference]: With dead ends: 121 [2021-10-28 09:36:09,720 INFO L226 Difference]: Without dead ends: 75 [2021-10-28 09:36:09,721 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 09:36:09,722 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 75 states. [2021-10-28 09:36:09,730 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 75 to 73. [2021-10-28 09:36:09,731 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 73 states, 72 states have (on average 1.4305555555555556) internal successors, (103), 72 states have internal predecessors, (103), 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 09:36:09,745 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 73 states to 73 states and 103 transitions. [2021-10-28 09:36:09,745 INFO L78 Accepts]: Start accepts. Automaton has 73 states and 103 transitions. Word has length 26 [2021-10-28 09:36:09,745 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-28 09:36:09,746 INFO L470 AbstractCegarLoop]: Abstraction has 73 states and 103 transitions. [2021-10-28 09:36:09,746 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 8.666666666666666) internal successors, (26), 2 states have internal predecessors, (26), 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 09:36:09,746 INFO L276 IsEmpty]: Start isEmpty. Operand 73 states and 103 transitions. [2021-10-28 09:36:09,747 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2021-10-28 09:36:09,747 INFO L505 BasicCegarLoop]: Found error trace [2021-10-28 09:36:09,748 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, 1, 1, 1, 1, 1, 1, 1] [2021-10-28 09:36:09,748 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2021-10-28 09:36:09,748 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 09:36:09,749 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-28 09:36:09,749 INFO L85 PathProgramCache]: Analyzing trace with hash -989359546, now seen corresponding path program 1 times [2021-10-28 09:36:09,749 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-28 09:36:09,750 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [526774949] [2021-10-28 09:36:09,750 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-28 09:36:09,750 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-28 09:36:09,823 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-28 09:36:09,913 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 09:36:09,913 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-10-28 09:36:09,913 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [526774949] [2021-10-28 09:36:09,914 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [526774949] provided 1 perfect and 0 imperfect interpolant sequences [2021-10-28 09:36:09,914 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-10-28 09:36:09,914 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2021-10-28 09:36:09,914 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [51089656] [2021-10-28 09:36:09,916 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2021-10-28 09:36:09,916 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-10-28 09:36:09,917 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2021-10-28 09:36:09,917 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2021-10-28 09:36:09,917 INFO L87 Difference]: Start difference. First operand 73 states and 103 transitions. Second operand has 4 states, 4 states have (on average 8.0) internal successors, (32), 4 states have internal predecessors, (32), 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 09:36:09,998 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-28 09:36:09,998 INFO L93 Difference]: Finished difference Result 203 states and 291 transitions. [2021-10-28 09:36:09,999 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-10-28 09:36:09,999 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 8.0) internal successors, (32), 4 states have internal predecessors, (32), 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 32 [2021-10-28 09:36:09,999 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-28 09:36:10,001 INFO L225 Difference]: With dead ends: 203 [2021-10-28 09:36:10,001 INFO L226 Difference]: Without dead ends: 137 [2021-10-28 09:36:10,002 INFO L786 BasicCegarLoop]: 0 DeclaredPredicates, 6 GetRequests, 3 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 09:36:10,003 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 137 states. [2021-10-28 09:36:10,015 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 137 to 77. [2021-10-28 09:36:10,016 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 77 states, 76 states have (on average 1.4078947368421053) internal successors, (107), 76 states have internal predecessors, (107), 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 09:36:10,017 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 77 states to 77 states and 107 transitions. [2021-10-28 09:36:10,017 INFO L78 Accepts]: Start accepts. Automaton has 77 states and 107 transitions. Word has length 32 [2021-10-28 09:36:10,017 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-28 09:36:10,018 INFO L470 AbstractCegarLoop]: Abstraction has 77 states and 107 transitions. [2021-10-28 09:36:10,018 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 8.0) internal successors, (32), 4 states have internal predecessors, (32), 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 09:36:10,018 INFO L276 IsEmpty]: Start isEmpty. Operand 77 states and 107 transitions. [2021-10-28 09:36:10,019 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2021-10-28 09:36:10,020 INFO L505 BasicCegarLoop]: Found error trace [2021-10-28 09:36:10,020 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, 1, 1, 1, 1, 1, 1, 1] [2021-10-28 09:36:10,020 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2021-10-28 09:36:10,021 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 09:36:10,021 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-28 09:36:10,021 INFO L85 PathProgramCache]: Analyzing trace with hash -1690424124, now seen corresponding path program 1 times [2021-10-28 09:36:10,022 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-28 09:36:10,022 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1331859081] [2021-10-28 09:36:10,022 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-28 09:36:10,023 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-28 09:36:10,052 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-28 09:36:10,111 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 09:36:10,111 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-10-28 09:36:10,112 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1331859081] [2021-10-28 09:36:10,112 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1331859081] provided 1 perfect and 0 imperfect interpolant sequences [2021-10-28 09:36:10,112 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-10-28 09:36:10,113 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2021-10-28 09:36:10,113 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [322899751] [2021-10-28 09:36:10,114 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2021-10-28 09:36:10,114 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-10-28 09:36:10,115 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2021-10-28 09:36:10,115 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2021-10-28 09:36:10,115 INFO L87 Difference]: Start difference. First operand 77 states and 107 transitions. Second operand has 5 states, 5 states have (on average 6.4) internal successors, (32), 4 states have internal predecessors, (32), 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 09:36:10,304 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-28 09:36:10,305 INFO L93 Difference]: Finished difference Result 364 states and 517 transitions. [2021-10-28 09:36:10,306 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-10-28 09:36:10,306 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 6.4) internal successors, (32), 4 states have internal predecessors, (32), 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 32 [2021-10-28 09:36:10,308 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-28 09:36:10,321 INFO L225 Difference]: With dead ends: 364 [2021-10-28 09:36:10,324 INFO L226 Difference]: Without dead ends: 294 [2021-10-28 09:36:10,325 INFO L786 BasicCegarLoop]: 0 DeclaredPredicates, 8 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 5 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=27, Invalid=45, Unknown=0, NotChecked=0, Total=72 [2021-10-28 09:36:10,329 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 294 states. [2021-10-28 09:36:10,386 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 294 to 139. [2021-10-28 09:36:10,388 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 139 states, 138 states have (on average 1.391304347826087) internal successors, (192), 138 states have internal predecessors, (192), 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 09:36:10,394 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 139 states to 139 states and 192 transitions. [2021-10-28 09:36:10,396 INFO L78 Accepts]: Start accepts. Automaton has 139 states and 192 transitions. Word has length 32 [2021-10-28 09:36:10,396 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-28 09:36:10,397 INFO L470 AbstractCegarLoop]: Abstraction has 139 states and 192 transitions. [2021-10-28 09:36:10,397 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 6.4) internal successors, (32), 4 states have internal predecessors, (32), 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 09:36:10,397 INFO L276 IsEmpty]: Start isEmpty. Operand 139 states and 192 transitions. [2021-10-28 09:36:10,403 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 34 [2021-10-28 09:36:10,403 INFO L505 BasicCegarLoop]: Found error trace [2021-10-28 09:36:10,404 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, 1, 1, 1, 1, 1, 1, 1, 1] [2021-10-28 09:36:10,404 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5 [2021-10-28 09:36:10,405 INFO L402 AbstractCegarLoop]: === Iteration 7 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION] === [2021-10-28 09:36:10,409 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-28 09:36:10,411 INFO L85 PathProgramCache]: Analyzing trace with hash -1690580660, now seen corresponding path program 1 times [2021-10-28 09:36:10,411 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-28 09:36:10,412 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [384844779] [2021-10-28 09:36:10,413 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-28 09:36:10,413 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-28 09:36:10,445 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-28 09:36:10,518 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 09:36:10,519 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-10-28 09:36:10,519 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [384844779] [2021-10-28 09:36:10,519 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [384844779] provided 1 perfect and 0 imperfect interpolant sequences [2021-10-28 09:36:10,520 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-10-28 09:36:10,520 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2021-10-28 09:36:10,521 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [150783663] [2021-10-28 09:36:10,521 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2021-10-28 09:36:10,523 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-10-28 09:36:10,524 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2021-10-28 09:36:10,525 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2021-10-28 09:36:10,525 INFO L87 Difference]: Start difference. First operand 139 states and 192 transitions. Second operand has 5 states, 5 states have (on average 6.6) internal successors, (33), 4 states have internal predecessors, (33), 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 09:36:10,694 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-28 09:36:10,695 INFO L93 Difference]: Finished difference Result 526 states and 731 transitions. [2021-10-28 09:36:10,695 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2021-10-28 09:36:10,695 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 6.6) internal successors, (33), 4 states have internal predecessors, (33), 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 33 [2021-10-28 09:36:10,698 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-28 09:36:10,702 INFO L225 Difference]: With dead ends: 526 [2021-10-28 09:36:10,702 INFO L226 Difference]: Without dead ends: 394 [2021-10-28 09:36:10,705 INFO L786 BasicCegarLoop]: 0 DeclaredPredicates, 8 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 5 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=27, Invalid=45, Unknown=0, NotChecked=0, Total=72 [2021-10-28 09:36:10,706 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 394 states. [2021-10-28 09:36:10,745 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 394 to 138. [2021-10-28 09:36:10,746 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 138 states, 137 states have (on average 1.3795620437956204) internal successors, (189), 137 states have internal predecessors, (189), 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 09:36:10,747 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 138 states to 138 states and 189 transitions. [2021-10-28 09:36:10,748 INFO L78 Accepts]: Start accepts. Automaton has 138 states and 189 transitions. Word has length 33 [2021-10-28 09:36:10,749 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-28 09:36:10,749 INFO L470 AbstractCegarLoop]: Abstraction has 138 states and 189 transitions. [2021-10-28 09:36:10,750 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 6.6) internal successors, (33), 4 states have internal predecessors, (33), 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 09:36:10,751 INFO L276 IsEmpty]: Start isEmpty. Operand 138 states and 189 transitions. [2021-10-28 09:36:10,758 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2021-10-28 09:36:10,759 INFO L505 BasicCegarLoop]: Found error trace [2021-10-28 09:36:10,759 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-10-28 09:36:10,759 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6 [2021-10-28 09:36:10,760 INFO L402 AbstractCegarLoop]: === Iteration 8 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION] === [2021-10-28 09:36:10,761 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-28 09:36:10,761 INFO L85 PathProgramCache]: Analyzing trace with hash 1651164780, now seen corresponding path program 1 times [2021-10-28 09:36:10,761 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-28 09:36:10,762 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [250497266] [2021-10-28 09:36:10,762 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-28 09:36:10,762 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-28 09:36:10,806 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-28 09:36:10,881 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 09:36:10,881 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-10-28 09:36:10,882 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [250497266] [2021-10-28 09:36:10,882 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [250497266] provided 1 perfect and 0 imperfect interpolant sequences [2021-10-28 09:36:10,882 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-10-28 09:36:10,882 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2021-10-28 09:36:10,883 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [29939147] [2021-10-28 09:36:10,883 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2021-10-28 09:36:10,884 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-10-28 09:36:10,885 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2021-10-28 09:36:10,886 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2021-10-28 09:36:10,886 INFO L87 Difference]: Start difference. First operand 138 states and 189 transitions. Second operand has 5 states, 5 states have (on average 7.2) internal successors, (36), 5 states have internal predecessors, (36), 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 09:36:10,971 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-28 09:36:10,972 INFO L93 Difference]: Finished difference Result 355 states and 485 transitions. [2021-10-28 09:36:10,972 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-10-28 09:36:10,973 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 7.2) internal successors, (36), 5 states have internal predecessors, (36), 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 36 [2021-10-28 09:36:10,973 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-28 09:36:10,975 INFO L225 Difference]: With dead ends: 355 [2021-10-28 09:36:10,975 INFO L226 Difference]: Without dead ends: 224 [2021-10-28 09:36:10,977 INFO L786 BasicCegarLoop]: 0 DeclaredPredicates, 9 GetRequests, 4 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=17, Invalid=25, Unknown=0, NotChecked=0, Total=42 [2021-10-28 09:36:10,978 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 224 states. [2021-10-28 09:36:11,005 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 224 to 150. [2021-10-28 09:36:11,006 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 150 states, 149 states have (on average 1.348993288590604) internal successors, (201), 149 states have internal predecessors, (201), 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 09:36:11,008 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 150 states to 150 states and 201 transitions. [2021-10-28 09:36:11,008 INFO L78 Accepts]: Start accepts. Automaton has 150 states and 201 transitions. Word has length 36 [2021-10-28 09:36:11,009 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-28 09:36:11,009 INFO L470 AbstractCegarLoop]: Abstraction has 150 states and 201 transitions. [2021-10-28 09:36:11,009 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 7.2) internal successors, (36), 5 states have internal predecessors, (36), 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 09:36:11,010 INFO L276 IsEmpty]: Start isEmpty. Operand 150 states and 201 transitions. [2021-10-28 09:36:11,014 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2021-10-28 09:36:11,014 INFO L505 BasicCegarLoop]: Found error trace [2021-10-28 09:36:11,015 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-10-28 09:36:11,016 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable7 [2021-10-28 09:36:11,017 INFO L402 AbstractCegarLoop]: === Iteration 9 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION] === [2021-10-28 09:36:11,018 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-28 09:36:11,018 INFO L85 PathProgramCache]: Analyzing trace with hash -381020824, now seen corresponding path program 1 times [2021-10-28 09:36:11,018 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-28 09:36:11,019 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2137400659] [2021-10-28 09:36:11,019 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-28 09:36:11,019 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-28 09:36:11,071 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-28 09:36:11,127 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 09:36:11,127 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-10-28 09:36:11,128 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2137400659] [2021-10-28 09:36:11,128 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2137400659] provided 1 perfect and 0 imperfect interpolant sequences [2021-10-28 09:36:11,128 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-10-28 09:36:11,129 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2021-10-28 09:36:11,129 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1692967972] [2021-10-28 09:36:11,131 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2021-10-28 09:36:11,131 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-10-28 09:36:11,132 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-10-28 09:36:11,133 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-10-28 09:36:11,133 INFO L87 Difference]: Start difference. First operand 150 states and 201 transitions. Second operand has 3 states, 3 states have (on average 12.0) internal successors, (36), 2 states have internal predecessors, (36), 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 09:36:11,189 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-28 09:36:11,194 INFO L93 Difference]: Finished difference Result 343 states and 459 transitions. [2021-10-28 09:36:11,195 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-10-28 09:36:11,196 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 12.0) internal successors, (36), 2 states have internal predecessors, (36), 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 36 [2021-10-28 09:36:11,198 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-28 09:36:11,200 INFO L225 Difference]: With dead ends: 343 [2021-10-28 09:36:11,200 INFO L226 Difference]: Without dead ends: 200 [2021-10-28 09:36:11,206 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 09:36:11,206 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 200 states. [2021-10-28 09:36:11,234 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 200 to 200. [2021-10-28 09:36:11,237 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 200 states, 199 states have (on average 1.3115577889447236) internal successors, (261), 199 states have internal predecessors, (261), 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 09:36:11,239 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 200 states to 200 states and 261 transitions. [2021-10-28 09:36:11,239 INFO L78 Accepts]: Start accepts. Automaton has 200 states and 261 transitions. Word has length 36 [2021-10-28 09:36:11,240 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-28 09:36:11,240 INFO L470 AbstractCegarLoop]: Abstraction has 200 states and 261 transitions. [2021-10-28 09:36:11,240 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 12.0) internal successors, (36), 2 states have internal predecessors, (36), 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 09:36:11,241 INFO L276 IsEmpty]: Start isEmpty. Operand 200 states and 261 transitions. [2021-10-28 09:36:11,241 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 38 [2021-10-28 09:36:11,242 INFO L505 BasicCegarLoop]: Found error trace [2021-10-28 09:36:11,242 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-10-28 09:36:11,243 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable8 [2021-10-28 09:36:11,243 INFO L402 AbstractCegarLoop]: === Iteration 10 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION] === [2021-10-28 09:36:11,244 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-28 09:36:11,244 INFO L85 PathProgramCache]: Analyzing trace with hash -1855499608, now seen corresponding path program 1 times [2021-10-28 09:36:11,244 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-28 09:36:11,246 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [752531343] [2021-10-28 09:36:11,247 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-28 09:36:11,248 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-28 09:36:11,290 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-28 09:36:11,388 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 09:36:11,388 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-10-28 09:36:11,388 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [752531343] [2021-10-28 09:36:11,389 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [752531343] provided 1 perfect and 0 imperfect interpolant sequences [2021-10-28 09:36:11,389 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-10-28 09:36:11,389 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2021-10-28 09:36:11,389 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [210022514] [2021-10-28 09:36:11,390 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 8 states [2021-10-28 09:36:11,390 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-10-28 09:36:11,391 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2021-10-28 09:36:11,391 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=13, Invalid=43, Unknown=0, NotChecked=0, Total=56 [2021-10-28 09:36:11,391 INFO L87 Difference]: Start difference. First operand 200 states and 261 transitions. Second operand has 8 states, 8 states have (on average 4.625) internal successors, (37), 8 states have internal predecessors, (37), 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 09:36:12,090 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-28 09:36:12,090 INFO L93 Difference]: Finished difference Result 767 states and 997 transitions. [2021-10-28 09:36:12,091 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2021-10-28 09:36:12,091 INFO L78 Accepts]: Start accepts. Automaton has has 8 states, 8 states have (on average 4.625) internal successors, (37), 8 states have internal predecessors, (37), 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 37 [2021-10-28 09:36:12,091 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-28 09:36:12,096 INFO L225 Difference]: With dead ends: 767 [2021-10-28 09:36:12,096 INFO L226 Difference]: Without dead ends: 574 [2021-10-28 09:36:12,098 INFO L786 BasicCegarLoop]: 0 DeclaredPredicates, 33 GetRequests, 11 SyntacticMatches, 0 SemanticMatches, 22 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 87 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=174, Invalid=378, Unknown=0, NotChecked=0, Total=552 [2021-10-28 09:36:12,099 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 574 states. [2021-10-28 09:36:12,131 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 574 to 200. [2021-10-28 09:36:12,132 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 200 states, 199 states have (on average 1.2864321608040201) internal successors, (256), 199 states have internal predecessors, (256), 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 09:36:12,133 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 200 states to 200 states and 256 transitions. [2021-10-28 09:36:12,134 INFO L78 Accepts]: Start accepts. Automaton has 200 states and 256 transitions. Word has length 37 [2021-10-28 09:36:12,134 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-28 09:36:12,134 INFO L470 AbstractCegarLoop]: Abstraction has 200 states and 256 transitions. [2021-10-28 09:36:12,135 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 8 states, 8 states have (on average 4.625) internal successors, (37), 8 states have internal predecessors, (37), 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 09:36:12,135 INFO L276 IsEmpty]: Start isEmpty. Operand 200 states and 256 transitions. [2021-10-28 09:36:12,137 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 57 [2021-10-28 09:36:12,137 INFO L505 BasicCegarLoop]: Found error trace [2021-10-28 09:36:12,137 INFO L513 BasicCegarLoop]: trace histogram [2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 09:36:12,138 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable9 [2021-10-28 09:36:12,139 INFO L402 AbstractCegarLoop]: === Iteration 11 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION] === [2021-10-28 09:36:12,139 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-28 09:36:12,139 INFO L85 PathProgramCache]: Analyzing trace with hash -1441402284, now seen corresponding path program 1 times [2021-10-28 09:36:12,140 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-28 09:36:12,143 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [829195754] [2021-10-28 09:36:12,143 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-28 09:36:12,143 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-28 09:36:12,182 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-28 09:36:12,303 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 8 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2021-10-28 09:36:12,303 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-10-28 09:36:12,303 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [829195754] [2021-10-28 09:36:12,303 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [829195754] provided 1 perfect and 0 imperfect interpolant sequences [2021-10-28 09:36:12,304 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-10-28 09:36:12,304 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2021-10-28 09:36:12,304 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1279140436] [2021-10-28 09:36:12,305 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 8 states [2021-10-28 09:36:12,305 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-10-28 09:36:12,306 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2021-10-28 09:36:12,306 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=13, Invalid=43, Unknown=0, NotChecked=0, Total=56 [2021-10-28 09:36:12,306 INFO L87 Difference]: Start difference. First operand 200 states and 256 transitions. Second operand has 8 states, 8 states have (on average 6.5) internal successors, (52), 8 states have internal predecessors, (52), 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 09:36:12,862 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-28 09:36:12,862 INFO L93 Difference]: Finished difference Result 520 states and 670 transitions. [2021-10-28 09:36:12,863 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2021-10-28 09:36:12,863 INFO L78 Accepts]: Start accepts. Automaton has has 8 states, 8 states have (on average 6.5) internal successors, (52), 8 states have internal predecessors, (52), 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 56 [2021-10-28 09:36:12,865 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-28 09:36:12,865 INFO L225 Difference]: With dead ends: 520 [2021-10-28 09:36:12,866 INFO L226 Difference]: Without dead ends: 0 [2021-10-28 09:36:12,867 INFO L786 BasicCegarLoop]: 0 DeclaredPredicates, 33 GetRequests, 15 SyntacticMatches, 0 SemanticMatches, 18 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 44 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=122, Invalid=258, Unknown=0, NotChecked=0, Total=380 [2021-10-28 09:36:12,867 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2021-10-28 09:36:12,868 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2021-10-28 09:36:12,868 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 09:36:12,868 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2021-10-28 09:36:12,868 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 56 [2021-10-28 09:36:12,869 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-28 09:36:12,869 INFO L470 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2021-10-28 09:36:12,869 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 8 states, 8 states have (on average 6.5) internal successors, (52), 8 states have internal predecessors, (52), 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 09:36:12,870 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2021-10-28 09:36:12,870 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2021-10-28 09:36:12,873 INFO L764 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION [2021-10-28 09:36:12,874 INFO L764 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION [2021-10-28 09:36:12,875 INFO L764 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION [2021-10-28 09:36:12,876 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable10 [2021-10-28 09:36:12,879 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2021-10-28 09:36:12,885 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 09:36:12,889 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 09:36:12,894 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 09:36:12,896 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 09:36:12,945 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 09:36:12,947 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 09:36:12,947 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 09:36:12,948 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 09:36:12,957 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 09:36:13,243 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 09:36:13,246 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 09:36:13,341 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 09:36:13,343 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 09:36:13,439 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 09:36:13,440 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 09:36:13,441 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 09:36:13,464 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 09:36:13,466 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 09:36:13,467 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 09:36:13,481 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 09:36:13,482 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 09:36:13,484 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 09:36:13,485 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 09:36:13,488 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 09:36:13,504 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 09:36:13,505 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 09:36:13,514 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 09:36:13,516 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 09:36:13,517 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 09:36:13,518 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 09:36:13,519 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 09:36:13,529 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 09:36:13,531 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 09:36:13,532 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 09:36:13,554 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 09:36:13,821 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 09:36:13,832 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 09:36:13,833 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 09:36:13,853 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 09:36:14,053 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 09:36:14,055 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 09:36:14,057 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 09:36:14,058 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 09:36:14,254 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 09:36:14,255 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 09:36:14,256 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 09:36:14,425 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 09:36:14,426 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 09:36:14,427 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 09:36:14,428 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 09:36:14,428 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 09:36:14,429 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 09:36:14,488 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 09:36:14,490 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 09:36:14,491 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 09:36:18,267 INFO L853 garLoopResultBuilder]: At program point L729(lines 714 732) the Hoare annotation is: (and (= ULTIMATE.start_test_~splverifierCounter~0 0) (= ~pumpRunning~0 0) (= |ULTIMATE.start_valid_product_#res| ~systemActive~0) (= |ULTIMATE.start_isMethaneLevelCritical_#res| 0) (= ~methaneLevelCritical~0 0) (= 1 ~systemActive~0) (= ULTIMATE.start_main_~tmp~3 ~systemActive~0)) [2021-10-28 09:36:18,268 INFO L857 garLoopResultBuilder]: For program point ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION(line 420) no Hoare annotation was computed. [2021-10-28 09:36:18,268 INFO L853 garLoopResultBuilder]: At program point L729-1(lines 714 732) the Hoare annotation is: (and (= ULTIMATE.start_test_~splverifierCounter~0 0) (= ~pumpRunning~0 0) (= |ULTIMATE.start_valid_product_#res| ~systemActive~0) (= 1 ~systemActive~0) (= ULTIMATE.start_main_~tmp~3 ~systemActive~0)) [2021-10-28 09:36:18,268 INFO L853 garLoopResultBuilder]: At program point L729-2(lines 714 732) the Hoare annotation is: false [2021-10-28 09:36:18,268 INFO L853 garLoopResultBuilder]: At program point L729-3(lines 714 732) the Hoare annotation is: false [2021-10-28 09:36:18,269 INFO L853 garLoopResultBuilder]: At program point L729-4(lines 714 732) the Hoare annotation is: false [2021-10-28 09:36:18,269 INFO L853 garLoopResultBuilder]: At program point L729-5(lines 714 732) the Hoare annotation is: false [2021-10-28 09:36:18,269 INFO L857 garLoopResultBuilder]: For program point L830(lines 830 834) no Hoare annotation was computed. [2021-10-28 09:36:18,269 INFO L857 garLoopResultBuilder]: For program point L764(lines 764 770) no Hoare annotation was computed. [2021-10-28 09:36:18,269 INFO L853 garLoopResultBuilder]: At program point L764-1(lines 764 770) the Hoare annotation is: (and (= ULTIMATE.start_test_~splverifierCounter~0 0) (= |ULTIMATE.start_valid_product_#res| ~systemActive~0) (= 1 ~systemActive~0) (= ULTIMATE.start_main_~tmp~3 ~systemActive~0)) [2021-10-28 09:36:18,270 INFO L853 garLoopResultBuilder]: At program point L665(lines 658 668) the Hoare annotation is: (let ((.cse0 (= ULTIMATE.start_test_~splverifierCounter~0 0)) (.cse1 (= |ULTIMATE.start_isMethaneLevelCritical_#res| 0)) (.cse2 (= ~methaneLevelCritical~0 0)) (.cse3 (= ULTIMATE.start_main_~tmp~3 ~systemActive~0)) (.cse4 (= |ULTIMATE.start_valid_product_#res| 1))) (or (and .cse0 .cse1 .cse2 (= 1 ~systemActive~0) .cse3 .cse4) (and .cse0 (= ULTIMATE.start_main_~tmp~3 1) (not (= |ULTIMATE.start_isMethaneAlarm_#res| 0)) (not .cse1) (not .cse2) .cse3 .cse4))) [2021-10-28 09:36:18,270 INFO L853 garLoopResultBuilder]: At program point L665-1(lines 658 668) the Hoare annotation is: (and (= ULTIMATE.start_test_~splverifierCounter~0 0) (= ~pumpRunning~0 0) (= |ULTIMATE.start_valid_product_#res| ~systemActive~0) (= |ULTIMATE.start_isMethaneLevelCritical_#res| 0) (= ~methaneLevelCritical~0 0) (= 1 ~systemActive~0) (= ULTIMATE.start_main_~tmp~3 ~systemActive~0)) [2021-10-28 09:36:18,270 INFO L853 garLoopResultBuilder]: At program point L665-2(lines 658 668) the Hoare annotation is: (let ((.cse0 (= ULTIMATE.start_test_~splverifierCounter~0 0)) (.cse1 (= ~pumpRunning~0 0)) (.cse2 (= |ULTIMATE.start_isMethaneLevelCritical_#res| 0)) (.cse3 (= ~methaneLevelCritical~0 0)) (.cse4 (= ULTIMATE.start_main_~tmp~3 ~systemActive~0)) (.cse5 (= |ULTIMATE.start_valid_product_#res| 1))) (or (and .cse0 .cse1 .cse2 .cse3 (= 1 ~systemActive~0) .cse4 .cse5) (and .cse0 .cse1 (= ULTIMATE.start_main_~tmp~3 1) (not (= |ULTIMATE.start_isMethaneAlarm_#res| 0)) (not .cse2) (not .cse3) .cse4 .cse5))) [2021-10-28 09:36:18,270 INFO L853 garLoopResultBuilder]: At program point L665-3(lines 658 668) the Hoare annotation is: false [2021-10-28 09:36:18,271 INFO L853 garLoopResultBuilder]: At program point L665-4(lines 658 668) the Hoare annotation is: false [2021-10-28 09:36:18,271 INFO L853 garLoopResultBuilder]: At program point L665-5(lines 658 668) the Hoare annotation is: false [2021-10-28 09:36:18,271 INFO L853 garLoopResultBuilder]: At program point L665-6(lines 658 668) the Hoare annotation is: false [2021-10-28 09:36:18,271 INFO L853 garLoopResultBuilder]: At program point L665-7(lines 658 668) the Hoare annotation is: false [2021-10-28 09:36:18,271 INFO L853 garLoopResultBuilder]: At program point L665-8(lines 658 668) the Hoare annotation is: false [2021-10-28 09:36:18,271 INFO L853 garLoopResultBuilder]: At program point L437-2(lines 437 451) the Hoare annotation is: false [2021-10-28 09:36:18,272 INFO L857 garLoopResultBuilder]: For program point L438(line 438) no Hoare annotation was computed. [2021-10-28 09:36:18,272 INFO L857 garLoopResultBuilder]: For program point L604(lines 604 621) no Hoare annotation was computed. [2021-10-28 09:36:18,272 INFO L857 garLoopResultBuilder]: For program point L604-1(lines 604 621) no Hoare annotation was computed. [2021-10-28 09:36:18,272 INFO L857 garLoopResultBuilder]: For program point L604-2(lines 604 621) no Hoare annotation was computed. [2021-10-28 09:36:18,272 INFO L857 garLoopResultBuilder]: For program point ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION(line 420) no Hoare annotation was computed. [2021-10-28 09:36:18,273 INFO L853 garLoopResultBuilder]: At program point L935(lines 930 937) the Hoare annotation is: (and (= ~pumpRunning~0 0) (= ~methaneLevelCritical~0 0) (= 1 ~systemActive~0) (= ULTIMATE.start_main_~tmp~3 ~systemActive~0) (= |ULTIMATE.start_valid_product_#res| 1) (= ~waterLevel~0 1)) [2021-10-28 09:36:18,273 INFO L857 garLoopResultBuilder]: For program point L441(lines 441 445) no Hoare annotation was computed. [2021-10-28 09:36:18,273 INFO L857 garLoopResultBuilder]: For program point L441-1(lines 546 552) no Hoare annotation was computed. [2021-10-28 09:36:18,273 INFO L857 garLoopResultBuilder]: For program point L640(lines 640 646) no Hoare annotation was computed. [2021-10-28 09:36:18,273 INFO L857 garLoopResultBuilder]: For program point L640-2(lines 640 646) no Hoare annotation was computed. [2021-10-28 09:36:18,274 INFO L857 garLoopResultBuilder]: For program point L640-4(lines 640 646) no Hoare annotation was computed. [2021-10-28 09:36:18,274 INFO L857 garLoopResultBuilder]: For program point L640-6(lines 640 646) no Hoare annotation was computed. [2021-10-28 09:36:18,274 INFO L857 garLoopResultBuilder]: For program point L640-8(lines 640 646) no Hoare annotation was computed. [2021-10-28 09:36:18,274 INFO L857 garLoopResultBuilder]: For program point L640-10(lines 640 646) no Hoare annotation was computed. [2021-10-28 09:36:18,274 INFO L857 garLoopResultBuilder]: For program point L806(lines 806 810) no Hoare annotation was computed. [2021-10-28 09:36:18,274 INFO L857 garLoopResultBuilder]: For program point L806-3(lines 806 810) no Hoare annotation was computed. [2021-10-28 09:36:18,275 INFO L853 garLoopResultBuilder]: At program point L674(lines 669 677) the Hoare annotation is: (and (= ULTIMATE.start_test_~splverifierCounter~0 0) (= ~pumpRunning~0 0) (= |ULTIMATE.start_isPumpRunning_#res| 0) (not (= |ULTIMATE.start_isMethaneLevelCritical_#res| 0)) (= 1 ~systemActive~0) (not (= ~methaneLevelCritical~0 0)) (= ULTIMATE.start_main_~tmp~3 ~systemActive~0) (= |ULTIMATE.start_valid_product_#res| 1)) [2021-10-28 09:36:18,275 INFO L853 garLoopResultBuilder]: At program point L674-1(lines 669 677) the Hoare annotation is: false [2021-10-28 09:36:18,275 INFO L857 garLoopResultBuilder]: For program point L608(lines 608 616) no Hoare annotation was computed. [2021-10-28 09:36:18,275 INFO L857 garLoopResultBuilder]: For program point L806-6(lines 806 810) no Hoare annotation was computed. [2021-10-28 09:36:18,275 INFO L853 garLoopResultBuilder]: At program point L674-2(lines 669 677) the Hoare annotation is: false [2021-10-28 09:36:18,276 INFO L857 garLoopResultBuilder]: For program point L608-1(lines 608 616) no Hoare annotation was computed. [2021-10-28 09:36:18,276 INFO L857 garLoopResultBuilder]: For program point L608-2(lines 608 616) no Hoare annotation was computed. [2021-10-28 09:36:18,276 INFO L857 garLoopResultBuilder]: For program point L774(lines 774 785) no Hoare annotation was computed. [2021-10-28 09:36:18,276 INFO L857 garLoopResultBuilder]: For program point L578(lines 578 595) no Hoare annotation was computed. [2021-10-28 09:36:18,276 INFO L857 garLoopResultBuilder]: For program point L578-1(lines 578 595) no Hoare annotation was computed. [2021-10-28 09:36:18,276 INFO L857 garLoopResultBuilder]: For program point L578-2(lines 578 595) no Hoare annotation was computed. [2021-10-28 09:36:18,277 INFO L857 garLoopResultBuilder]: For program point L578-3(lines 578 595) no Hoare annotation was computed. [2021-10-28 09:36:18,277 INFO L857 garLoopResultBuilder]: For program point L578-4(lines 578 595) no Hoare annotation was computed. [2021-10-28 09:36:18,277 INFO L857 garLoopResultBuilder]: For program point L578-5(lines 578 595) no Hoare annotation was computed. [2021-10-28 09:36:18,277 INFO L853 garLoopResultBuilder]: At program point L843(lines 838 846) the Hoare annotation is: (let ((.cse0 (= ULTIMATE.start_test_~splverifierCounter~0 0)) (.cse1 (= |ULTIMATE.start_isMethaneLevelCritical_#res| 0)) (.cse2 (= ~methaneLevelCritical~0 0)) (.cse3 (= ULTIMATE.start_main_~tmp~3 ~systemActive~0)) (.cse4 (= |ULTIMATE.start_valid_product_#res| 1))) (or (and .cse0 .cse1 .cse2 (= 1 ~systemActive~0) .cse3 .cse4) (and .cse0 (= ULTIMATE.start_main_~tmp~3 1) (not .cse1) (not .cse2) .cse3 .cse4))) [2021-10-28 09:36:18,277 INFO L853 garLoopResultBuilder]: At program point L843-1(lines 838 846) the Hoare annotation is: (and (= ULTIMATE.start_test_~splverifierCounter~0 0) (= ~pumpRunning~0 0) (= |ULTIMATE.start_valid_product_#res| ~systemActive~0) (= |ULTIMATE.start_isMethaneLevelCritical_#res| 0) (= ~methaneLevelCritical~0 0) (= 1 ~systemActive~0) (= ULTIMATE.start_main_~tmp~3 ~systemActive~0)) [2021-10-28 09:36:18,278 INFO L853 garLoopResultBuilder]: At program point L843-2(lines 838 846) the Hoare annotation is: (let ((.cse0 (= ULTIMATE.start_test_~splverifierCounter~0 0)) (.cse1 (= ~pumpRunning~0 0)) (.cse2 (= |ULTIMATE.start_isMethaneLevelCritical_#res| 0)) (.cse3 (= ~methaneLevelCritical~0 0)) (.cse4 (= ULTIMATE.start_main_~tmp~3 ~systemActive~0)) (.cse5 (= |ULTIMATE.start_valid_product_#res| 1))) (or (and .cse0 .cse1 .cse2 .cse3 (= 1 ~systemActive~0) .cse4 .cse5) (and .cse0 .cse1 (= ULTIMATE.start_main_~tmp~3 1) (not .cse2) (not .cse3) .cse4 .cse5))) [2021-10-28 09:36:18,278 INFO L853 garLoopResultBuilder]: At program point L843-3(lines 838 846) the Hoare annotation is: (let ((.cse0 (= ULTIMATE.start_test_~splverifierCounter~0 0)) (.cse1 (= |ULTIMATE.start_isMethaneLevelCritical_#res| 0)) (.cse2 (= ~methaneLevelCritical~0 0)) (.cse3 (= ULTIMATE.start_main_~tmp~3 ~systemActive~0)) (.cse4 (= |ULTIMATE.start_valid_product_#res| 1))) (or (and .cse0 (= ULTIMATE.start_main_~tmp~3 1) .cse1 .cse2 .cse3 .cse4) (and .cse0 (= ~pumpRunning~0 0) (not .cse1) (= 1 ~systemActive~0) (not .cse2) .cse3 .cse4))) [2021-10-28 09:36:18,278 INFO L853 garLoopResultBuilder]: At program point L843-4(lines 838 846) the Hoare annotation is: false [2021-10-28 09:36:18,278 INFO L853 garLoopResultBuilder]: At program point L843-5(lines 838 846) the Hoare annotation is: false [2021-10-28 09:36:18,278 INFO L853 garLoopResultBuilder]: At program point L843-6(lines 838 846) the Hoare annotation is: false [2021-10-28 09:36:18,278 INFO L853 garLoopResultBuilder]: At program point L843-7(lines 838 846) the Hoare annotation is: false [2021-10-28 09:36:18,279 INFO L853 garLoopResultBuilder]: At program point L843-8(lines 838 846) the Hoare annotation is: false [2021-10-28 09:36:18,279 INFO L853 garLoopResultBuilder]: At program point L546(lines 545 564) the Hoare annotation is: (and (= ULTIMATE.start_test_~splverifierCounter~0 0) (= |ULTIMATE.start_valid_product_#res| ~systemActive~0) (= 1 ~systemActive~0) (= ULTIMATE.start_main_~tmp~3 ~systemActive~0)) [2021-10-28 09:36:18,279 INFO L853 garLoopResultBuilder]: At program point L843-9(lines 838 846) the Hoare annotation is: false [2021-10-28 09:36:18,279 INFO L857 garLoopResultBuilder]: For program point L546-1(lines 546 552) no Hoare annotation was computed. [2021-10-28 09:36:18,279 INFO L853 garLoopResultBuilder]: At program point L843-10(lines 838 846) the Hoare annotation is: false [2021-10-28 09:36:18,279 INFO L853 garLoopResultBuilder]: At program point L546-2(lines 545 564) the Hoare annotation is: false [2021-10-28 09:36:18,280 INFO L853 garLoopResultBuilder]: At program point L843-11(lines 838 846) the Hoare annotation is: false [2021-10-28 09:36:18,280 INFO L853 garLoopResultBuilder]: At program point L546-3(lines 545 564) the Hoare annotation is: false [2021-10-28 09:36:18,280 INFO L857 garLoopResultBuilder]: For program point L745(lines 744 789) no Hoare annotation was computed. [2021-10-28 09:36:18,280 INFO L857 garLoopResultBuilder]: For program point L746(lines 746 750) no Hoare annotation was computed. [2021-10-28 09:36:18,280 INFO L857 garLoopResultBuilder]: For program point ULTIMATE.startENTRY(line -1) no Hoare annotation was computed. [2021-10-28 09:36:18,280 INFO L857 garLoopResultBuilder]: For program point L780(lines 780 784) no Hoare annotation was computed. [2021-10-28 09:36:18,281 INFO L857 garLoopResultBuilder]: For program point L780-2(lines 546 552) no Hoare annotation was computed. [2021-10-28 09:36:18,281 INFO L857 garLoopResultBuilder]: For program point L582(lines 582 590) no Hoare annotation was computed. [2021-10-28 09:36:18,281 INFO L857 garLoopResultBuilder]: For program point L582-1(lines 582 590) no Hoare annotation was computed. [2021-10-28 09:36:18,282 INFO L857 garLoopResultBuilder]: For program point L582-2(lines 582 590) no Hoare annotation was computed. [2021-10-28 09:36:18,282 INFO L857 garLoopResultBuilder]: For program point L582-3(lines 582 590) no Hoare annotation was computed. [2021-10-28 09:36:18,282 INFO L857 garLoopResultBuilder]: For program point L582-4(lines 582 590) no Hoare annotation was computed. [2021-10-28 09:36:18,282 INFO L857 garLoopResultBuilder]: For program point L582-5(lines 582 590) no Hoare annotation was computed. [2021-10-28 09:36:18,282 INFO L857 garLoopResultBuilder]: For program point L946(lines 946 963) no Hoare annotation was computed. [2021-10-28 09:36:18,283 INFO L853 garLoopResultBuilder]: At program point L946-1(lines 1 966) the Hoare annotation is: (let ((.cse2 (= ~methaneLevelCritical~0 0)) (.cse5 (= |ULTIMATE.start_valid_product_#res| 1)) (.cse0 (= ULTIMATE.start_test_~splverifierCounter~0 0)) (.cse1 (= ~pumpRunning~0 0)) (.cse6 (= |ULTIMATE.start_isMethaneLevelCritical_#res| 0)) (.cse3 (= 1 ~systemActive~0)) (.cse4 (= ULTIMATE.start_main_~tmp~3 ~systemActive~0))) (or (and .cse0 .cse1 .cse2 .cse3 .cse4 .cse5) (and .cse0 .cse6 .cse2 (= ULTIMATE.start___utac_acc__Specification2_spec__2_~tmp~9 0) .cse3 .cse4 .cse5) (and .cse0 .cse1 (= |ULTIMATE.start_valid_product_#res| ~systemActive~0) (not .cse6) .cse3 .cse4))) [2021-10-28 09:36:18,283 INFO L857 garLoopResultBuilder]: For program point L946-2(lines 946 963) no Hoare annotation was computed. [2021-10-28 09:36:18,283 INFO L853 garLoopResultBuilder]: At program point L946-3(lines 1 966) the Hoare annotation is: false [2021-10-28 09:36:18,283 INFO L857 garLoopResultBuilder]: For program point L946-4(lines 946 963) no Hoare annotation was computed. [2021-10-28 09:36:18,284 INFO L853 garLoopResultBuilder]: At program point L946-5(lines 1 966) the Hoare annotation is: false [2021-10-28 09:36:18,284 INFO L857 garLoopResultBuilder]: For program point L517(lines 517 524) no Hoare annotation was computed. [2021-10-28 09:36:18,284 INFO L860 garLoopResultBuilder]: At program point L517-1(lines 517 524) the Hoare annotation is: true [2021-10-28 09:36:18,284 INFO L857 garLoopResultBuilder]: For program point L420(line 420) no Hoare annotation was computed. [2021-10-28 09:36:18,288 INFO L857 garLoopResultBuilder]: For program point L420-1(line 420) no Hoare annotation was computed. [2021-10-28 09:36:18,288 INFO L857 garLoopResultBuilder]: For program point L420-2(line 420) no Hoare annotation was computed. [2021-10-28 09:36:18,290 INFO L853 garLoopResultBuilder]: At program point L916(lines 1 966) the Hoare annotation is: (and (= ~pumpRunning~0 0) (= ~methaneLevelCritical~0 0) (= 1 ~systemActive~0) (= ~waterLevel~0 1)) [2021-10-28 09:36:18,291 INFO L857 garLoopResultBuilder]: For program point L883(lines 883 889) no Hoare annotation was computed. [2021-10-28 09:36:18,291 INFO L857 garLoopResultBuilder]: For program point L883-1(lines 883 889) no Hoare annotation was computed. [2021-10-28 09:36:18,291 INFO L857 garLoopResultBuilder]: For program point L883-2(lines 883 889) no Hoare annotation was computed. [2021-10-28 09:36:18,291 INFO L857 garLoopResultBuilder]: For program point L883-3(lines 883 889) no Hoare annotation was computed. [2021-10-28 09:36:18,291 INFO L857 garLoopResultBuilder]: For program point L883-4(lines 883 889) no Hoare annotation was computed. [2021-10-28 09:36:18,291 INFO L857 garLoopResultBuilder]: For program point L883-5(lines 883 889) no Hoare annotation was computed. [2021-10-28 09:36:18,292 INFO L853 garLoopResultBuilder]: At program point L553(lines 553 559) the Hoare annotation is: (let ((.cse0 (= ULTIMATE.start_test_~splverifierCounter~0 0)) (.cse1 (= |ULTIMATE.start_valid_product_#res| ~systemActive~0)) (.cse2 (= 1 ~systemActive~0)) (.cse3 (= ULTIMATE.start_main_~tmp~3 ~systemActive~0))) (or (and .cse0 (= ~pumpRunning~0 0) .cse1 .cse2 .cse3) (and .cse0 .cse1 (= |ULTIMATE.start_isMethaneLevelCritical_#res| 0) (= ~methaneLevelCritical~0 0) .cse2 .cse3))) [2021-10-28 09:36:18,292 INFO L853 garLoopResultBuilder]: At program point L553-1(lines 553 559) the Hoare annotation is: false [2021-10-28 09:36:18,292 INFO L853 garLoopResultBuilder]: At program point L553-2(lines 553 559) the Hoare annotation is: false [2021-10-28 09:36:18,292 INFO L857 garLoopResultBuilder]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2021-10-28 09:36:18,292 INFO L857 garLoopResultBuilder]: For program point L950(lines 950 960) no Hoare annotation was computed. [2021-10-28 09:36:18,293 INFO L857 garLoopResultBuilder]: For program point L950-2(lines 950 960) no Hoare annotation was computed. [2021-10-28 09:36:18,293 INFO L857 garLoopResultBuilder]: For program point L818(lines 818 822) no Hoare annotation was computed. [2021-10-28 09:36:18,293 INFO L857 garLoopResultBuilder]: For program point L950-4(lines 950 960) no Hoare annotation was computed. [2021-10-28 09:36:18,294 INFO L853 garLoopResultBuilder]: At program point L488(lines 484 490) the Hoare annotation is: (and (= ~pumpRunning~0 0) (= ~methaneLevelCritical~0 0) (= 1 ~systemActive~0) (= ULTIMATE.start_main_~tmp~3 ~systemActive~0) (= |ULTIMATE.start_valid_product_#res| 1) (= ~waterLevel~0 1)) [2021-10-28 09:36:18,294 INFO L857 garLoopResultBuilder]: For program point L951(lines 951 957) no Hoare annotation was computed. [2021-10-28 09:36:18,294 INFO L857 garLoopResultBuilder]: For program point L951-2(lines 951 957) no Hoare annotation was computed. [2021-10-28 09:36:18,294 INFO L857 garLoopResultBuilder]: For program point L951-4(lines 951 957) no Hoare annotation was computed. [2021-10-28 09:36:18,294 INFO L857 garLoopResultBuilder]: For program point L754(lines 754 760) no Hoare annotation was computed. [2021-10-28 09:36:18,295 INFO L853 garLoopResultBuilder]: At program point L754-1(lines 754 760) the Hoare annotation is: (let ((.cse2 (= ~methaneLevelCritical~0 0)) (.cse5 (= |ULTIMATE.start_valid_product_#res| 1)) (.cse0 (= ULTIMATE.start_test_~splverifierCounter~0 0)) (.cse1 (= ~pumpRunning~0 0)) (.cse6 (= |ULTIMATE.start_isMethaneLevelCritical_#res| 0)) (.cse3 (= 1 ~systemActive~0)) (.cse4 (= ULTIMATE.start_main_~tmp~3 ~systemActive~0))) (or (and .cse0 .cse1 .cse2 .cse3 .cse4 .cse5) (and .cse0 .cse6 .cse2 (= ULTIMATE.start___utac_acc__Specification2_spec__2_~tmp~9 0) .cse3 .cse4 .cse5) (and .cse0 .cse1 (= |ULTIMATE.start_valid_product_#res| ~systemActive~0) (not .cse6) .cse3 .cse4))) [2021-10-28 09:36:18,295 INFO L857 garLoopResultBuilder]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2021-10-28 09:36:18,295 INFO L853 garLoopResultBuilder]: At program point L888(lines 879 892) the Hoare annotation is: (and (= ULTIMATE.start_test_~splverifierCounter~0 0) (= ~pumpRunning~0 0) (= |ULTIMATE.start_isMethaneLevelCritical_#res| 0) (= ~methaneLevelCritical~0 0) (= 1 ~systemActive~0) (= ULTIMATE.start_main_~tmp~3 ~systemActive~0) (= |ULTIMATE.start_valid_product_#res| 1)) [2021-10-28 09:36:18,295 INFO L853 garLoopResultBuilder]: At program point L888-1(lines 879 892) the Hoare annotation is: (and (= ULTIMATE.start_test_~splverifierCounter~0 0) (= ~pumpRunning~0 0) (= 1 ~systemActive~0) (= ULTIMATE.start_main_~tmp~3 ~systemActive~0) (= |ULTIMATE.start_valid_product_#res| 1)) [2021-10-28 09:36:18,295 INFO L853 garLoopResultBuilder]: At program point L888-2(lines 879 892) the Hoare annotation is: false [2021-10-28 09:36:18,296 INFO L853 garLoopResultBuilder]: At program point L888-3(lines 879 892) the Hoare annotation is: false [2021-10-28 09:36:18,296 INFO L853 garLoopResultBuilder]: At program point L888-4(lines 879 892) the Hoare annotation is: false [2021-10-28 09:36:18,296 INFO L857 garLoopResultBuilder]: For program point L723(lines 723 727) no Hoare annotation was computed. [2021-10-28 09:36:18,296 INFO L853 garLoopResultBuilder]: At program point L888-5(lines 879 892) the Hoare annotation is: false [2021-10-28 09:36:18,296 INFO L857 garLoopResultBuilder]: For program point L723-2(lines 723 727) no Hoare annotation was computed. [2021-10-28 09:36:18,296 INFO L857 garLoopResultBuilder]: For program point L723-3(lines 723 727) no Hoare annotation was computed. [2021-10-28 09:36:18,297 INFO L857 garLoopResultBuilder]: For program point L723-5(lines 723 727) no Hoare annotation was computed. [2021-10-28 09:36:18,297 INFO L857 garLoopResultBuilder]: For program point L723-6(lines 723 727) no Hoare annotation was computed. [2021-10-28 09:36:18,297 INFO L857 garLoopResultBuilder]: For program point L723-8(lines 723 727) no Hoare annotation was computed. [2021-10-28 09:36:18,297 INFO L857 garLoopResultBuilder]: For program point L723-9(lines 723 727) no Hoare annotation was computed. [2021-10-28 09:36:18,297 INFO L857 garLoopResultBuilder]: For program point L723-11(lines 723 727) no Hoare annotation was computed. [2021-10-28 09:36:18,297 INFO L857 garLoopResultBuilder]: For program point L723-12(lines 723 727) no Hoare annotation was computed. [2021-10-28 09:36:18,298 INFO L857 garLoopResultBuilder]: For program point L723-14(lines 723 727) no Hoare annotation was computed. [2021-10-28 09:36:18,298 INFO L857 garLoopResultBuilder]: For program point L723-15(lines 723 727) no Hoare annotation was computed. [2021-10-28 09:36:18,298 INFO L857 garLoopResultBuilder]: For program point L723-17(lines 723 727) no Hoare annotation was computed. [2021-10-28 09:36:18,298 INFO L853 garLoopResultBuilder]: At program point L790(lines 743 791) the Hoare annotation is: false [2021-10-28 09:36:18,298 INFO L860 garLoopResultBuilder]: At program point L526(lines 507 529) the Hoare annotation is: true [2021-10-28 09:36:18,298 INFO L857 garLoopResultBuilder]: For program point L-1(line -1) no Hoare annotation was computed. [2021-10-28 09:36:18,299 INFO L853 garLoopResultBuilder]: At program point L924(lines 919 927) the Hoare annotation is: (and (= ~pumpRunning~0 0) (= ~methaneLevelCritical~0 0) (= 1 ~systemActive~0) (= |ULTIMATE.start_valid_product_#res| 1) (= ~waterLevel~0 1)) [2021-10-28 09:36:18,300 INFO L857 garLoopResultBuilder]: For program point ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION(line 420) no Hoare annotation was computed. [2021-10-28 09:36:18,304 INFO L731 BasicCegarLoop]: Path program histogram: [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-10-28 09:36:18,306 INFO L179 ceAbstractionStarter]: Computing trace abstraction results [2021-10-28 09:36:18,356 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 28.10 09:36:18 BoogieIcfgContainer [2021-10-28 09:36:18,357 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2021-10-28 09:36:18,357 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2021-10-28 09:36:18,357 INFO L271 PluginConnector]: Initializing Witness Printer... [2021-10-28 09:36:18,358 INFO L275 PluginConnector]: Witness Printer initialized [2021-10-28 09:36:18,358 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 28.10 09:36:08" (3/4) ... [2021-10-28 09:36:18,369 INFO L137 WitnessPrinter]: Generating witness for correct program [2021-10-28 09:36:18,403 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 41 nodes and edges [2021-10-28 09:36:18,405 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 21 nodes and edges [2021-10-28 09:36:18,407 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 10 nodes and edges [2021-10-28 09:36:18,408 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 5 nodes and edges [2021-10-28 09:36:18,410 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 2 nodes and edges [2021-10-28 09:36:18,412 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2021-10-28 09:36:18,413 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2021-10-28 09:36:18,449 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((pumpRunning == 0 && methaneLevelCritical == 0) && 1 == systemActive) && \result == 1) && waterLevel == 1 [2021-10-28 09:36:18,449 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((pumpRunning == 0 && methaneLevelCritical == 0) && 1 == systemActive) && tmp == systemActive) && \result == 1) && waterLevel == 1 [2021-10-28 09:36:18,449 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((pumpRunning == 0 && methaneLevelCritical == 0) && 1 == systemActive) && tmp == systemActive) && \result == 1) && waterLevel == 1 [2021-10-28 09:36:18,450 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((((splverifierCounter == 0 && pumpRunning == 0) && methaneLevelCritical == 0) && 1 == systemActive) && tmp == systemActive) && \result == 1) || ((((((splverifierCounter == 0 && \result == 0) && methaneLevelCritical == 0) && tmp == 0) && 1 == systemActive) && tmp == systemActive) && \result == 1)) || (((((splverifierCounter == 0 && pumpRunning == 0) && \result == systemActive) && !(\result == 0)) && 1 == systemActive) && tmp == systemActive) [2021-10-28 09:36:18,451 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((((splverifierCounter == 0 && pumpRunning == 0) && methaneLevelCritical == 0) && 1 == systemActive) && tmp == systemActive) && \result == 1) || ((((((splverifierCounter == 0 && \result == 0) && methaneLevelCritical == 0) && tmp == 0) && 1 == systemActive) && tmp == systemActive) && \result == 1)) || (((((splverifierCounter == 0 && pumpRunning == 0) && \result == systemActive) && !(\result == 0)) && 1 == systemActive) && tmp == systemActive) [2021-10-28 09:36:18,452 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((splverifierCounter == 0 && \result == systemActive) && 1 == systemActive) && tmp == systemActive [2021-10-28 09:36:18,453 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((splverifierCounter == 0 && \result == systemActive) && 1 == systemActive) && tmp == systemActive [2021-10-28 09:36:18,454 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((splverifierCounter == 0 && pumpRunning == 0) && \result == systemActive) && 1 == systemActive) && tmp == systemActive) || (((((splverifierCounter == 0 && \result == systemActive) && \result == 0) && methaneLevelCritical == 0) && 1 == systemActive) && tmp == systemActive) [2021-10-28 09:36:18,456 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((((splverifierCounter == 0 && tmp == 1) && \result == 0) && methaneLevelCritical == 0) && tmp == systemActive) && \result == 1) || ((((((splverifierCounter == 0 && pumpRunning == 0) && !(\result == 0)) && 1 == systemActive) && !(methaneLevelCritical == 0)) && tmp == systemActive) && \result == 1) [2021-10-28 09:36:18,457 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((((splverifierCounter == 0 && \result == 0) && methaneLevelCritical == 0) && 1 == systemActive) && tmp == systemActive) && \result == 1) || (((((splverifierCounter == 0 && tmp == 1) && !(\result == 0)) && !(methaneLevelCritical == 0)) && tmp == systemActive) && \result == 1) [2021-10-28 09:36:18,458 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((((splverifierCounter == 0 && \result == 0) && methaneLevelCritical == 0) && 1 == systemActive) && tmp == systemActive) && \result == 1) || ((((((splverifierCounter == 0 && tmp == 1) && !(\result == 0)) && !(\result == 0)) && !(methaneLevelCritical == 0)) && tmp == systemActive) && \result == 1) [2021-10-28 09:36:18,463 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((splverifierCounter == 0 && pumpRunning == 0) && 1 == systemActive) && tmp == systemActive) && \result == 1 [2021-10-28 09:36:18,463 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((((splverifierCounter == 0 && pumpRunning == 0) && \result == 0) && !(\result == 0)) && 1 == systemActive) && !(methaneLevelCritical == 0)) && tmp == systemActive) && \result == 1 [2021-10-28 09:36:18,468 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((splverifierCounter == 0 && pumpRunning == 0) && \result == systemActive) && 1 == systemActive) && tmp == systemActive [2021-10-28 09:36:18,472 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((((splverifierCounter == 0 && pumpRunning == 0) && \result == 0) && methaneLevelCritical == 0) && 1 == systemActive) && tmp == systemActive) && \result == 1 [2021-10-28 09:36:18,472 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((((splverifierCounter == 0 && pumpRunning == 0) && \result == 0) && methaneLevelCritical == 0) && 1 == systemActive) && tmp == systemActive) && \result == 1) || ((((((splverifierCounter == 0 && pumpRunning == 0) && tmp == 1) && !(\result == 0)) && !(methaneLevelCritical == 0)) && tmp == systemActive) && \result == 1) [2021-10-28 09:36:18,473 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((((splverifierCounter == 0 && pumpRunning == 0) && \result == systemActive) && \result == 0) && methaneLevelCritical == 0) && 1 == systemActive) && tmp == systemActive [2021-10-28 09:36:18,473 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((((splverifierCounter == 0 && pumpRunning == 0) && \result == 0) && methaneLevelCritical == 0) && 1 == systemActive) && tmp == systemActive) && \result == 1) || (((((((splverifierCounter == 0 && pumpRunning == 0) && tmp == 1) && !(\result == 0)) && !(\result == 0)) && !(methaneLevelCritical == 0)) && tmp == systemActive) && \result == 1) [2021-10-28 09:36:18,473 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((((splverifierCounter == 0 && pumpRunning == 0) && \result == systemActive) && \result == 0) && methaneLevelCritical == 0) && 1 == systemActive) && tmp == systemActive [2021-10-28 09:36:18,474 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((((splverifierCounter == 0 && pumpRunning == 0) && \result == systemActive) && \result == 0) && methaneLevelCritical == 0) && 1 == systemActive) && tmp == systemActive [2021-10-28 09:36:18,567 INFO L141 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1cd3c810-e51e-4024-bd0c-749aaeb23cb3/bin/uautomizer-UnR33cPsHg/witness.graphml [2021-10-28 09:36:18,567 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2021-10-28 09:36:18,569 INFO L168 Benchmark]: Toolchain (without parser) took 12822.00 ms. Allocated memory was 123.7 MB in the beginning and 155.2 MB in the end (delta: 31.5 MB). Free memory was 89.2 MB in the beginning and 68.1 MB in the end (delta: 21.2 MB). Peak memory consumption was 53.3 MB. Max. memory is 16.1 GB. [2021-10-28 09:36:18,570 INFO L168 Benchmark]: CDTParser took 0.39 ms. Allocated memory is still 88.1 MB. Free memory was 60.5 MB in the beginning and 60.5 MB in the end (delta: 29.7 kB). There was no memory consumed. Max. memory is 16.1 GB. [2021-10-28 09:36:18,571 INFO L168 Benchmark]: CACSL2BoogieTranslator took 755.00 ms. Allocated memory is still 123.7 MB. Free memory was 89.2 MB in the beginning and 90.3 MB in the end (delta: -1.1 MB). Peak memory consumption was 8.4 MB. Max. memory is 16.1 GB. [2021-10-28 09:36:18,571 INFO L168 Benchmark]: Boogie Procedure Inliner took 132.57 ms. Allocated memory is still 123.7 MB. Free memory was 90.3 MB in the beginning and 86.1 MB in the end (delta: 4.2 MB). Peak memory consumption was 4.2 MB. Max. memory is 16.1 GB. [2021-10-28 09:36:18,572 INFO L168 Benchmark]: Boogie Preprocessor took 85.33 ms. Allocated memory is still 123.7 MB. Free memory was 86.1 MB in the beginning and 83.4 MB in the end (delta: 2.7 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. [2021-10-28 09:36:18,572 INFO L168 Benchmark]: RCFGBuilder took 1434.23 ms. Allocated memory is still 123.7 MB. Free memory was 83.4 MB in the beginning and 92.0 MB in the end (delta: -8.7 MB). Peak memory consumption was 48.5 MB. Max. memory is 16.1 GB. [2021-10-28 09:36:18,573 INFO L168 Benchmark]: TraceAbstraction took 10192.96 ms. Allocated memory was 123.7 MB in the beginning and 155.2 MB in the end (delta: 31.5 MB). Free memory was 91.5 MB in the beginning and 80.8 MB in the end (delta: 10.8 MB). Peak memory consumption was 87.5 MB. Max. memory is 16.1 GB. [2021-10-28 09:36:18,573 INFO L168 Benchmark]: Witness Printer took 210.01 ms. Allocated memory is still 155.2 MB. Free memory was 80.8 MB in the beginning and 68.1 MB in the end (delta: 12.7 MB). Peak memory consumption was 12.6 MB. Max. memory is 16.1 GB. [2021-10-28 09:36:18,576 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.39 ms. Allocated memory is still 88.1 MB. Free memory was 60.5 MB in the beginning and 60.5 MB in the end (delta: 29.7 kB). There was no memory consumed. Max. memory is 16.1 GB. * CACSL2BoogieTranslator took 755.00 ms. Allocated memory is still 123.7 MB. Free memory was 89.2 MB in the beginning and 90.3 MB in the end (delta: -1.1 MB). Peak memory consumption was 8.4 MB. Max. memory is 16.1 GB. * Boogie Procedure Inliner took 132.57 ms. Allocated memory is still 123.7 MB. Free memory was 90.3 MB in the beginning and 86.1 MB in the end (delta: 4.2 MB). Peak memory consumption was 4.2 MB. Max. memory is 16.1 GB. * Boogie Preprocessor took 85.33 ms. Allocated memory is still 123.7 MB. Free memory was 86.1 MB in the beginning and 83.4 MB in the end (delta: 2.7 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. * RCFGBuilder took 1434.23 ms. Allocated memory is still 123.7 MB. Free memory was 83.4 MB in the beginning and 92.0 MB in the end (delta: -8.7 MB). Peak memory consumption was 48.5 MB. Max. memory is 16.1 GB. * TraceAbstraction took 10192.96 ms. Allocated memory was 123.7 MB in the beginning and 155.2 MB in the end (delta: 31.5 MB). Free memory was 91.5 MB in the beginning and 80.8 MB in the end (delta: 10.8 MB). Peak memory consumption was 87.5 MB. Max. memory is 16.1 GB. * Witness Printer took 210.01 ms. Allocated memory is still 155.2 MB. Free memory was 80.8 MB in the beginning and 68.1 MB in the end (delta: 12.7 MB). Peak memory consumption was 12.6 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: 420]: call to reach_error is unreachable For all program executions holds that call to reach_error is unreachable at this location - PositiveResult [Line: 420]: call to reach_error is unreachable For all program executions holds that call to reach_error is unreachable at this location - PositiveResult [Line: 420]: 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, 133 locations, 3 error locations. Started 1 CEGAR loops. OverallTime: 10.0s, OverallIterations: 11, TraceHistogramMax: 2, PathProgramHistogramMax: 1, EmptinessCheckTime: 0.0s, AutomataDifference: 2.3s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 5.3s, InitialAbstractionConstructionTime: 0.0s, PartialOrderReductionTime: 0.0s, HoareTripleCheckerStatistics: 1290 SDtfs, 1977 SDslu, 2309 SDs, 0 SdLazy, 380 SolverSat, 70 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 0.8s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 113 GetRequests, 42 SyntacticMatches, 0 SemanticMatches, 71 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 141 ImplicationChecksByTransitivity, 0.8s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=200occurred in iteration=9, InterpolantAutomatonStates: 77, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: 0.3s AutomataMinimizationTime, 11 MinimizatonAttempts, 921 StatesRemovedByMinimization, 6 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 55 LocationsWithAnnotation, 55 PreInvPairs, 193 NumberOfFragments, 662 HoareAnnotationTreeSize, 55 FomulaSimplifications, 497481 FormulaSimplificationTreeSizeReduction, 1.6s HoareSimplificationTime, 55 FomulaSimplificationsInter, 170220 FormulaSimplificationTreeSizeReductionInter, 3.7s HoareSimplificationTimeInter, RefinementEngineStatistics: TRACE_CHECK: 0.0s SsaConstructionTime, 0.4s SatisfiabilityAnalysisTime, 0.9s InterpolantComputationTime, 349 NumberOfCodeBlocks, 349 NumberOfCodeBlocksAsserted, 11 NumberOfCheckSat, 338 ConstructedInterpolants, 0 QuantifiedInterpolants, 666 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 11 InterpolantComputations, 11 PerfectInterpolantSequences, 14/14 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: 743]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 930]: Loop Invariant Derived loop invariant: ((((pumpRunning == 0 && methaneLevelCritical == 0) && 1 == systemActive) && tmp == systemActive) && \result == 1) && waterLevel == 1 - InvariantResult [Line: 669]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 838]: Loop Invariant Derived loop invariant: (((((splverifierCounter == 0 && \result == 0) && methaneLevelCritical == 0) && 1 == systemActive) && tmp == systemActive) && \result == 1) || (((((splverifierCounter == 0 && tmp == 1) && !(\result == 0)) && !(methaneLevelCritical == 0)) && tmp == systemActive) && \result == 1) - InvariantResult [Line: 838]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 553]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 838]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 714]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 553]: Loop Invariant Derived loop invariant: ((((splverifierCounter == 0 && pumpRunning == 0) && \result == systemActive) && 1 == systemActive) && tmp == systemActive) || (((((splverifierCounter == 0 && \result == systemActive) && \result == 0) && methaneLevelCritical == 0) && 1 == systemActive) && tmp == systemActive) - InvariantResult [Line: 838]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 1]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 1]: Loop Invariant Derived loop invariant: ((((((splverifierCounter == 0 && pumpRunning == 0) && methaneLevelCritical == 0) && 1 == systemActive) && tmp == systemActive) && \result == 1) || ((((((splverifierCounter == 0 && \result == 0) && methaneLevelCritical == 0) && tmp == 0) && 1 == systemActive) && tmp == systemActive) && \result == 1)) || (((((splverifierCounter == 0 && pumpRunning == 0) && \result == systemActive) && !(\result == 0)) && 1 == systemActive) && tmp == systemActive) - InvariantResult [Line: 754]: Loop Invariant Derived loop invariant: ((((((splverifierCounter == 0 && pumpRunning == 0) && methaneLevelCritical == 0) && 1 == systemActive) && tmp == systemActive) && \result == 1) || ((((((splverifierCounter == 0 && \result == 0) && methaneLevelCritical == 0) && tmp == 0) && 1 == systemActive) && tmp == systemActive) && \result == 1)) || (((((splverifierCounter == 0 && pumpRunning == 0) && \result == systemActive) && !(\result == 0)) && 1 == systemActive) && tmp == systemActive) - InvariantResult [Line: 658]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 658]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 669]: Loop Invariant Derived loop invariant: ((((((splverifierCounter == 0 && pumpRunning == 0) && \result == 0) && !(\result == 0)) && 1 == systemActive) && !(methaneLevelCritical == 0)) && tmp == systemActive) && \result == 1 - InvariantResult [Line: 919]: Loop Invariant Derived loop invariant: (((pumpRunning == 0 && methaneLevelCritical == 0) && 1 == systemActive) && \result == 1) && waterLevel == 1 - InvariantResult [Line: 658]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 879]: Loop Invariant Derived loop invariant: (((((splverifierCounter == 0 && pumpRunning == 0) && \result == 0) && methaneLevelCritical == 0) && 1 == systemActive) && tmp == systemActive) && \result == 1 - InvariantResult [Line: 714]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 545]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 517]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 553]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 658]: Loop Invariant Derived loop invariant: (((((splverifierCounter == 0 && \result == 0) && methaneLevelCritical == 0) && 1 == systemActive) && tmp == systemActive) && \result == 1) || ((((((splverifierCounter == 0 && tmp == 1) && !(\result == 0)) && !(\result == 0)) && !(methaneLevelCritical == 0)) && tmp == systemActive) && \result == 1) - InvariantResult [Line: 507]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 838]: Loop Invariant Derived loop invariant: (((((splverifierCounter == 0 && pumpRunning == 0) && \result == systemActive) && \result == 0) && methaneLevelCritical == 0) && 1 == systemActive) && tmp == systemActive - InvariantResult [Line: 838]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 838]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 714]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 658]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 1]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 658]: Loop Invariant Derived loop invariant: (((((splverifierCounter == 0 && pumpRunning == 0) && \result == systemActive) && \result == 0) && methaneLevelCritical == 0) && 1 == systemActive) && tmp == systemActive - InvariantResult [Line: 838]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 838]: Loop Invariant Derived loop invariant: ((((((splverifierCounter == 0 && pumpRunning == 0) && \result == 0) && methaneLevelCritical == 0) && 1 == systemActive) && tmp == systemActive) && \result == 1) || ((((((splverifierCounter == 0 && pumpRunning == 0) && tmp == 1) && !(\result == 0)) && !(methaneLevelCritical == 0)) && tmp == systemActive) && \result == 1) - InvariantResult [Line: 545]: Loop Invariant Derived loop invariant: ((splverifierCounter == 0 && \result == systemActive) && 1 == systemActive) && tmp == systemActive - InvariantResult [Line: 714]: Loop Invariant Derived loop invariant: (((((splverifierCounter == 0 && pumpRunning == 0) && \result == systemActive) && \result == 0) && methaneLevelCritical == 0) && 1 == systemActive) && tmp == systemActive - InvariantResult [Line: 879]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 658]: Loop Invariant Derived loop invariant: ((((((splverifierCounter == 0 && pumpRunning == 0) && \result == 0) && methaneLevelCritical == 0) && 1 == systemActive) && tmp == systemActive) && \result == 1) || (((((((splverifierCounter == 0 && pumpRunning == 0) && tmp == 1) && !(\result == 0)) && !(\result == 0)) && !(methaneLevelCritical == 0)) && tmp == systemActive) && \result == 1) - InvariantResult [Line: 764]: Loop Invariant Derived loop invariant: ((splverifierCounter == 0 && \result == systemActive) && 1 == systemActive) && tmp == systemActive - InvariantResult [Line: 437]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 879]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 545]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 714]: Loop Invariant Derived loop invariant: (((splverifierCounter == 0 && pumpRunning == 0) && \result == systemActive) && 1 == systemActive) && tmp == systemActive - InvariantResult [Line: 1]: Loop Invariant Derived loop invariant: ((pumpRunning == 0 && methaneLevelCritical == 0) && 1 == systemActive) && waterLevel == 1 - InvariantResult [Line: 669]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 879]: Loop Invariant Derived loop invariant: (((splverifierCounter == 0 && pumpRunning == 0) && 1 == systemActive) && tmp == systemActive) && \result == 1 - InvariantResult [Line: 658]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 658]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 714]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 879]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 838]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 838]: Loop Invariant Derived loop invariant: (((((splverifierCounter == 0 && tmp == 1) && \result == 0) && methaneLevelCritical == 0) && tmp == systemActive) && \result == 1) || ((((((splverifierCounter == 0 && pumpRunning == 0) && !(\result == 0)) && 1 == systemActive) && !(methaneLevelCritical == 0)) && tmp == systemActive) && \result == 1) - InvariantResult [Line: 838]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 484]: Loop Invariant Derived loop invariant: ((((pumpRunning == 0 && methaneLevelCritical == 0) && 1 == systemActive) && tmp == systemActive) && \result == 1) && waterLevel == 1 - InvariantResult [Line: 879]: Loop Invariant Derived loop invariant: 0 RESULT: Ultimate proved your program to be correct! [2021-10-28 09:36:18,684 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1cd3c810-e51e-4024-bd0c-749aaeb23cb3/bin/uautomizer-UnR33cPsHg/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Forceful destruction successful, exit code 0 Received shutdown request...