./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/product-lines/minepump_spec3_product53.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_c4558c3f-4e69-40cc-9beb-11343ab31ddf/bin/uautomizer-GMMbpWq8iD/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c4558c3f-4e69-40cc-9beb-11343ab31ddf/bin/uautomizer-GMMbpWq8iD/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c4558c3f-4e69-40cc-9beb-11343ab31ddf/bin/uautomizer-GMMbpWq8iD/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c4558c3f-4e69-40cc-9beb-11343ab31ddf/bin/uautomizer-GMMbpWq8iD/config/AutomizerReach.xml -i ../../sv-benchmarks/c/product-lines/minepump_spec3_product53.cil.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c4558c3f-4e69-40cc-9beb-11343ab31ddf/bin/uautomizer-GMMbpWq8iD/config/svcomp-Reach-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c4558c3f-4e69-40cc-9beb-11343ab31ddf/bin/uautomizer-GMMbpWq8iD --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash e1c4d106eb612b91999bdca4bb49f57df1223b70f35ecd881d6daa6062cb1b0b ............................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................. Execution finished normally Writing output log to file Ultimate.log Result: TRUE --- Real Ultimate output --- This is Ultimate 0.2.1-dev-b2eff8b [2021-10-28 23:16:47,588 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-10-28 23:16:47,592 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-10-28 23:16:47,652 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-10-28 23:16:47,652 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-10-28 23:16:47,657 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-10-28 23:16:47,659 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-10-28 23:16:47,663 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-10-28 23:16:47,666 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-10-28 23:16:47,672 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-10-28 23:16:47,673 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-10-28 23:16:47,675 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-10-28 23:16:47,676 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-10-28 23:16:47,678 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-10-28 23:16:47,681 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-10-28 23:16:47,685 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-10-28 23:16:47,687 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-10-28 23:16:47,688 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-10-28 23:16:47,691 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-10-28 23:16:47,700 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-10-28 23:16:47,702 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-10-28 23:16:47,704 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-10-28 23:16:47,708 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-10-28 23:16:47,709 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-10-28 23:16:47,719 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-10-28 23:16:47,720 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-10-28 23:16:47,720 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-10-28 23:16:47,723 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-10-28 23:16:47,723 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-10-28 23:16:47,725 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-10-28 23:16:47,726 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-10-28 23:16:47,727 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-10-28 23:16:47,729 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-10-28 23:16:47,731 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-10-28 23:16:47,733 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-10-28 23:16:47,733 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-10-28 23:16:47,734 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-10-28 23:16:47,734 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-10-28 23:16:47,735 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-10-28 23:16:47,736 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-10-28 23:16:47,737 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-10-28 23:16:47,738 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c4558c3f-4e69-40cc-9beb-11343ab31ddf/bin/uautomizer-GMMbpWq8iD/config/svcomp-Reach-32bit-Automizer_Default.epf [2021-10-28 23:16:47,781 INFO L113 SettingsManager]: Loading preferences was successful [2021-10-28 23:16:47,781 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-10-28 23:16:47,782 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2021-10-28 23:16:47,783 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2021-10-28 23:16:47,790 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-10-28 23:16:47,791 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-10-28 23:16:47,791 INFO L138 SettingsManager]: * Use SBE=true [2021-10-28 23:16:47,791 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-10-28 23:16:47,791 INFO L138 SettingsManager]: * sizeof long=4 [2021-10-28 23:16:47,792 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-10-28 23:16:47,793 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-10-28 23:16:47,793 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-10-28 23:16:47,793 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-10-28 23:16:47,793 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-10-28 23:16:47,794 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-10-28 23:16:47,794 INFO L138 SettingsManager]: * sizeof long double=12 [2021-10-28 23:16:47,794 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-10-28 23:16:47,794 INFO L138 SettingsManager]: * Use constant arrays=true [2021-10-28 23:16:47,795 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-10-28 23:16:47,795 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-10-28 23:16:47,795 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-10-28 23:16:47,796 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-10-28 23:16:47,796 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-10-28 23:16:47,796 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-10-28 23:16:47,796 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-10-28 23:16:47,797 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-10-28 23:16:47,797 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2021-10-28 23:16:47,797 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-10-28 23:16:47,797 INFO L138 SettingsManager]: * Large block encoding in concurrent analysis=OFF [2021-10-28 23:16:47,799 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2021-10-28 23:16:47,799 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-10-28 23:16:47,800 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-10-28 23:16:47,800 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_c4558c3f-4e69-40cc-9beb-11343ab31ddf/bin/uautomizer-GMMbpWq8iD/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c4558c3f-4e69-40cc-9beb-11343ab31ddf/bin/uautomizer-GMMbpWq8iD Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> e1c4d106eb612b91999bdca4bb49f57df1223b70f35ecd881d6daa6062cb1b0b [2021-10-28 23:16:48,137 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-10-28 23:16:48,171 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-10-28 23:16:48,174 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-10-28 23:16:48,175 INFO L271 PluginConnector]: Initializing CDTParser... [2021-10-28 23:16:48,176 INFO L275 PluginConnector]: CDTParser initialized [2021-10-28 23:16:48,177 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c4558c3f-4e69-40cc-9beb-11343ab31ddf/bin/uautomizer-GMMbpWq8iD/../../sv-benchmarks/c/product-lines/minepump_spec3_product53.cil.c [2021-10-28 23:16:48,281 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c4558c3f-4e69-40cc-9beb-11343ab31ddf/bin/uautomizer-GMMbpWq8iD/data/123cde12e/1f538b744fd64d0d81ef8c0b5c53ff59/FLAG78d21f7d0 [2021-10-28 23:16:48,904 INFO L306 CDTParser]: Found 1 translation units. [2021-10-28 23:16:48,904 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c4558c3f-4e69-40cc-9beb-11343ab31ddf/sv-benchmarks/c/product-lines/minepump_spec3_product53.cil.c [2021-10-28 23:16:48,927 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c4558c3f-4e69-40cc-9beb-11343ab31ddf/bin/uautomizer-GMMbpWq8iD/data/123cde12e/1f538b744fd64d0d81ef8c0b5c53ff59/FLAG78d21f7d0 [2021-10-28 23:16:49,129 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c4558c3f-4e69-40cc-9beb-11343ab31ddf/bin/uautomizer-GMMbpWq8iD/data/123cde12e/1f538b744fd64d0d81ef8c0b5c53ff59 [2021-10-28 23:16:49,131 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-10-28 23:16:49,134 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-10-28 23:16:49,141 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-10-28 23:16:49,141 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-10-28 23:16:49,145 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-10-28 23:16:49,146 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 28.10 11:16:49" (1/1) ... [2021-10-28 23:16:49,147 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@767d1252 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 11:16:49, skipping insertion in model container [2021-10-28 23:16:49,147 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 28.10 11:16:49" (1/1) ... [2021-10-28 23:16:49,152 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-10-28 23:16:49,236 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-10-28 23:16:49,400 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_c4558c3f-4e69-40cc-9beb-11343ab31ddf/sv-benchmarks/c/product-lines/minepump_spec3_product53.cil.c[1605,1618] [2021-10-28 23:16:49,569 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-10-28 23:16:49,579 INFO L203 MainTranslator]: Completed pre-run [2021-10-28 23:16:49,592 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_c4558c3f-4e69-40cc-9beb-11343ab31ddf/sv-benchmarks/c/product-lines/minepump_spec3_product53.cil.c[1605,1618] [2021-10-28 23:16:49,652 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-10-28 23:16:49,671 INFO L208 MainTranslator]: Completed translation [2021-10-28 23:16:49,672 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 11:16:49 WrapperNode [2021-10-28 23:16:49,672 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-10-28 23:16:49,673 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-10-28 23:16:49,673 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-10-28 23:16:49,673 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-10-28 23:16:49,681 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 11:16:49" (1/1) ... [2021-10-28 23:16:49,700 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 11:16:49" (1/1) ... [2021-10-28 23:16:49,772 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-10-28 23:16:49,773 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-10-28 23:16:49,773 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-10-28 23:16:49,773 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-10-28 23:16:49,782 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 11:16:49" (1/1) ... [2021-10-28 23:16:49,782 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 11:16:49" (1/1) ... [2021-10-28 23:16:49,793 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 11:16:49" (1/1) ... [2021-10-28 23:16:49,793 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 11:16:49" (1/1) ... [2021-10-28 23:16:49,812 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 11:16:49" (1/1) ... [2021-10-28 23:16:49,822 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 11:16:49" (1/1) ... [2021-10-28 23:16:49,825 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 11:16:49" (1/1) ... [2021-10-28 23:16:49,832 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-10-28 23:16:49,833 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-10-28 23:16:49,833 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-10-28 23:16:49,833 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-10-28 23:16:49,835 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 11:16:49" (1/1) ... [2021-10-28 23:16:49,852 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-10-28 23:16:49,876 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c4558c3f-4e69-40cc-9beb-11343ab31ddf/bin/uautomizer-GMMbpWq8iD/z3 [2021-10-28 23:16:49,904 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c4558c3f-4e69-40cc-9beb-11343ab31ddf/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2021-10-28 23:16:49,910 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c4558c3f-4e69-40cc-9beb-11343ab31ddf/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2021-10-28 23:16:49,941 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-10-28 23:16:49,941 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-10-28 23:16:49,942 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-10-28 23:16:49,942 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-10-28 23:16:50,990 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-10-28 23:16:50,990 INFO L299 CfgBuilder]: Removed 282 assume(true) statements. [2021-10-28 23:16:50,992 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 28.10 11:16:50 BoogieIcfgContainer [2021-10-28 23:16:50,993 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-10-28 23:16:50,995 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2021-10-28 23:16:50,995 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2021-10-28 23:16:50,998 INFO L275 PluginConnector]: TraceAbstraction initialized [2021-10-28 23:16:50,999 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 28.10 11:16:49" (1/3) ... [2021-10-28 23:16:51,000 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@17bdd14f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 28.10 11:16:50, skipping insertion in model container [2021-10-28 23:16:51,000 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 11:16:49" (2/3) ... [2021-10-28 23:16:51,000 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@17bdd14f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 28.10 11:16:51, skipping insertion in model container [2021-10-28 23:16:51,000 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 28.10 11:16:50" (3/3) ... [2021-10-28 23:16:51,002 INFO L111 eAbstractionObserver]: Analyzing ICFG minepump_spec3_product53.cil.c [2021-10-28 23:16:51,008 INFO L204 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2021-10-28 23:16:51,008 INFO L163 ceAbstractionStarter]: Applying trace abstraction to program that has 3 error locations. [2021-10-28 23:16:51,059 INFO L338 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2021-10-28 23:16:51,065 INFO L339 AbstractCegarLoop]: Settings: SEPARATE_VIOLATION_CHECK=true, mInterprocedural=true, mMaxIterations=1000000, mWatchIteration=1000000, mArtifact=RCFG, mInterpolation=FPandBP, mInterpolantAutomaton=STRAIGHT_LINE, mDumpAutomata=false, mAutomataFormat=ATS_NUMERATE, mDumpPath=., mDeterminiation=PREDICATE_ABSTRACTION, mMinimize=MINIMIZE_SEVPA, mHoare=true, mAutomataTypeConcurrency=PETRI_NET, mHoareTripleChecks=INCREMENTAL, mHoareAnnotationPositions=LoopsAndPotentialCycles, mDumpOnlyReuseAutomata=false, mLimitTraceHistogram=0, mErrorLocTimeLimit=0, mLimitPathProgramCount=0, mCollectInterpolantStatistics=true, mHeuristicEmptinessCheck=false, mHeuristicEmptinessCheckAStarHeuristic=ZERO, mHeuristicEmptinessCheckAStarHeuristicRandomSeed=1337, mHeuristicEmptinessCheckSmtFeatureScoringMethod=DAGSIZE, mSMTFeatureExtraction=false, mSMTFeatureExtractionDumpPath=., mOverrideInterpolantAutomaton=false, mMcrInterpolantMethod=WP, mLoopAccelerationTechnique=FAST_UPR [2021-10-28 23:16:51,065 INFO L340 AbstractCegarLoop]: Starting to check reachability of 3 error locations. [2021-10-28 23:16:51,085 INFO L276 IsEmpty]: Start isEmpty. Operand has 195 states, 191 states have (on average 1.5549738219895288) internal successors, (297), 194 states have internal predecessors, (297), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-28 23:16:51,091 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-10-28 23:16:51,092 INFO L505 BasicCegarLoop]: Found error trace [2021-10-28 23:16:51,092 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 23:16:51,093 INFO L402 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION] === [2021-10-28 23:16:51,098 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-28 23:16:51,098 INFO L85 PathProgramCache]: Analyzing trace with hash 1201783907, now seen corresponding path program 1 times [2021-10-28 23:16:51,108 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-28 23:16:51,108 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [185270079] [2021-10-28 23:16:51,108 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-28 23:16:51,109 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-28 23:16:51,260 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-28 23:16:51,386 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-28 23:16:51,387 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-10-28 23:16:51,387 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [185270079] [2021-10-28 23:16:51,388 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [185270079] provided 1 perfect and 0 imperfect interpolant sequences [2021-10-28 23:16:51,388 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-10-28 23:16:51,389 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2021-10-28 23:16:51,390 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [167911115] [2021-10-28 23:16:51,395 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2021-10-28 23:16:51,396 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-10-28 23:16:51,408 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2021-10-28 23:16:51,409 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2021-10-28 23:16:51,412 INFO L87 Difference]: Start difference. First operand has 195 states, 191 states have (on average 1.5549738219895288) internal successors, (297), 194 states have internal predecessors, (297), 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 23:16:51,451 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-28 23:16:51,452 INFO L93 Difference]: Finished difference Result 384 states and 587 transitions. [2021-10-28 23:16:51,452 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-10-28 23:16:51,453 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 23:16:51,454 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-28 23:16:51,465 INFO L225 Difference]: With dead ends: 384 [2021-10-28 23:16:51,465 INFO L226 Difference]: Without dead ends: 191 [2021-10-28 23:16:51,469 INFO L786 BasicCegarLoop]: 0 DeclaredPredicates, 2 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2021-10-28 23:16:51,486 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 191 states. [2021-10-28 23:16:51,536 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 191 to 191. [2021-10-28 23:16:51,539 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 191 states, 188 states have (on average 1.5159574468085106) internal successors, (285), 190 states have internal predecessors, (285), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-28 23:16:51,549 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 191 states to 191 states and 285 transitions. [2021-10-28 23:16:51,551 INFO L78 Accepts]: Start accepts. Automaton has 191 states and 285 transitions. Word has length 18 [2021-10-28 23:16:51,551 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-28 23:16:51,552 INFO L470 AbstractCegarLoop]: Abstraction has 191 states and 285 transitions. [2021-10-28 23:16:51,553 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 23:16:51,553 INFO L276 IsEmpty]: Start isEmpty. Operand 191 states and 285 transitions. [2021-10-28 23:16:51,555 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2021-10-28 23:16:51,556 INFO L505 BasicCegarLoop]: Found error trace [2021-10-28 23:16:51,556 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 23:16:51,556 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2021-10-28 23:16:51,557 INFO L402 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION] === [2021-10-28 23:16:51,560 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-28 23:16:51,560 INFO L85 PathProgramCache]: Analyzing trace with hash 290753154, now seen corresponding path program 1 times [2021-10-28 23:16:51,560 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-28 23:16:51,561 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1913536296] [2021-10-28 23:16:51,561 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-28 23:16:51,561 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-28 23:16:51,645 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-28 23:16:51,734 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-28 23:16:51,735 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-10-28 23:16:51,735 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1913536296] [2021-10-28 23:16:51,736 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1913536296] provided 1 perfect and 0 imperfect interpolant sequences [2021-10-28 23:16:51,736 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-10-28 23:16:51,736 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-10-28 23:16:51,736 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [664147064] [2021-10-28 23:16:51,738 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2021-10-28 23:16:51,739 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-10-28 23:16:51,740 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-10-28 23:16:51,741 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-10-28 23:16:51,741 INFO L87 Difference]: Start difference. First operand 191 states and 285 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 23:16:51,773 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-28 23:16:51,775 INFO L93 Difference]: Finished difference Result 191 states and 285 transitions. [2021-10-28 23:16:51,776 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-10-28 23:16:51,776 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 23:16:51,777 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-28 23:16:51,779 INFO L225 Difference]: With dead ends: 191 [2021-10-28 23:16:51,781 INFO L226 Difference]: Without dead ends: 73 [2021-10-28 23:16:51,782 INFO L786 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-10-28 23:16:51,782 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 73 states. [2021-10-28 23:16:51,787 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 73 to 73. [2021-10-28 23:16:51,787 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 73 states, 72 states have (on average 1.5) internal successors, (108), 72 states have internal predecessors, (108), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-28 23:16:51,788 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 73 states to 73 states and 108 transitions. [2021-10-28 23:16:51,788 INFO L78 Accepts]: Start accepts. Automaton has 73 states and 108 transitions. Word has length 19 [2021-10-28 23:16:51,788 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-28 23:16:51,789 INFO L470 AbstractCegarLoop]: Abstraction has 73 states and 108 transitions. [2021-10-28 23:16:51,789 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 23:16:51,789 INFO L276 IsEmpty]: Start isEmpty. Operand 73 states and 108 transitions. [2021-10-28 23:16:51,790 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2021-10-28 23:16:51,790 INFO L505 BasicCegarLoop]: Found error trace [2021-10-28 23:16:51,790 INFO L513 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-10-28 23:16:51,791 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2021-10-28 23:16:51,791 INFO L402 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION] === [2021-10-28 23:16:51,792 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-28 23:16:51,792 INFO L85 PathProgramCache]: Analyzing trace with hash -2129855336, now seen corresponding path program 1 times [2021-10-28 23:16:51,792 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-28 23:16:51,792 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [445727996] [2021-10-28 23:16:51,793 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-28 23:16:51,793 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-28 23:16:51,822 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-28 23:16:51,884 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-28 23:16:51,885 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-10-28 23:16:51,885 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [445727996] [2021-10-28 23:16:51,885 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [445727996] provided 1 perfect and 0 imperfect interpolant sequences [2021-10-28 23:16:51,886 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-10-28 23:16:51,886 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2021-10-28 23:16:51,886 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [383002313] [2021-10-28 23:16:51,887 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2021-10-28 23:16:51,887 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-10-28 23:16:51,888 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2021-10-28 23:16:51,888 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=10, Invalid=20, Unknown=0, NotChecked=0, Total=30 [2021-10-28 23:16:51,888 INFO L87 Difference]: Start difference. First operand 73 states and 108 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 23:16:52,027 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-28 23:16:52,028 INFO L93 Difference]: Finished difference Result 140 states and 210 transitions. [2021-10-28 23:16:52,028 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-10-28 23:16:52,029 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 23:16:52,029 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-28 23:16:52,030 INFO L225 Difference]: With dead ends: 140 [2021-10-28 23:16:52,030 INFO L226 Difference]: Without dead ends: 73 [2021-10-28 23:16:52,031 INFO L786 BasicCegarLoop]: 0 DeclaredPredicates, 7 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=22, Invalid=34, Unknown=0, NotChecked=0, Total=56 [2021-10-28 23:16:52,031 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 73 states. [2021-10-28 23:16:52,036 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 73 to 73. [2021-10-28 23:16:52,037 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 73 states, 72 states have (on average 1.4861111111111112) internal successors, (107), 72 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 23:16:52,037 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 73 states to 73 states and 107 transitions. [2021-10-28 23:16:52,038 INFO L78 Accepts]: Start accepts. Automaton has 73 states and 107 transitions. Word has length 24 [2021-10-28 23:16:52,038 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-28 23:16:52,038 INFO L470 AbstractCegarLoop]: Abstraction has 73 states and 107 transitions. [2021-10-28 23:16:52,038 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 23:16:52,039 INFO L276 IsEmpty]: Start isEmpty. Operand 73 states and 107 transitions. [2021-10-28 23:16:52,040 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-10-28 23:16:52,040 INFO L505 BasicCegarLoop]: Found error trace [2021-10-28 23:16:52,040 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] [2021-10-28 23:16:52,040 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2021-10-28 23:16:52,041 INFO L402 AbstractCegarLoop]: === Iteration 4 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION] === [2021-10-28 23:16:52,041 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-28 23:16:52,041 INFO L85 PathProgramCache]: Analyzing trace with hash 1287566232, now seen corresponding path program 1 times [2021-10-28 23:16:52,042 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-28 23:16:52,042 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1322986464] [2021-10-28 23:16:52,042 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-28 23:16:52,043 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-28 23:16:52,067 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-28 23:16:52,099 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-28 23:16:52,099 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-10-28 23:16:52,100 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1322986464] [2021-10-28 23:16:52,100 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1322986464] provided 1 perfect and 0 imperfect interpolant sequences [2021-10-28 23:16:52,100 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-10-28 23:16:52,100 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2021-10-28 23:16:52,101 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [935173871] [2021-10-28 23:16:52,101 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2021-10-28 23:16:52,101 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-10-28 23:16:52,102 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-10-28 23:16:52,102 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-10-28 23:16:52,102 INFO L87 Difference]: Start difference. First operand 73 states and 107 transitions. Second operand has 3 states, 3 states have (on average 9.0) internal successors, (27), 2 states have internal predecessors, (27), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-28 23:16:52,155 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-28 23:16:52,155 INFO L93 Difference]: Finished difference Result 151 states and 223 transitions. [2021-10-28 23:16:52,156 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-10-28 23:16:52,156 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 9.0) internal successors, (27), 2 states have internal predecessors, (27), 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 27 [2021-10-28 23:16:52,156 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-28 23:16:52,157 INFO L225 Difference]: With dead ends: 151 [2021-10-28 23:16:52,157 INFO L226 Difference]: Without dead ends: 84 [2021-10-28 23:16:52,158 INFO L786 BasicCegarLoop]: 0 DeclaredPredicates, 2 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-10-28 23:16:52,158 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 84 states. [2021-10-28 23:16:52,165 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 84 to 82. [2021-10-28 23:16:52,166 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 82 states, 81 states have (on average 1.4320987654320987) internal successors, (116), 81 states have internal predecessors, (116), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-28 23:16:52,166 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 82 states to 82 states and 116 transitions. [2021-10-28 23:16:52,167 INFO L78 Accepts]: Start accepts. Automaton has 82 states and 116 transitions. Word has length 27 [2021-10-28 23:16:52,167 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-28 23:16:52,167 INFO L470 AbstractCegarLoop]: Abstraction has 82 states and 116 transitions. [2021-10-28 23:16:52,168 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 9.0) internal successors, (27), 2 states have internal predecessors, (27), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-28 23:16:52,168 INFO L276 IsEmpty]: Start isEmpty. Operand 82 states and 116 transitions. [2021-10-28 23:16:52,169 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 34 [2021-10-28 23:16:52,169 INFO L505 BasicCegarLoop]: Found error trace [2021-10-28 23:16:52,169 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 23:16:52,170 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2021-10-28 23:16:52,170 INFO L402 AbstractCegarLoop]: === Iteration 5 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION] === [2021-10-28 23:16:52,170 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-28 23:16:52,171 INFO L85 PathProgramCache]: Analyzing trace with hash 1887369033, now seen corresponding path program 1 times [2021-10-28 23:16:52,171 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-28 23:16:52,171 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1700009769] [2021-10-28 23:16:52,171 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-28 23:16:52,172 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-28 23:16:52,192 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-28 23:16:52,235 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-28 23:16:52,235 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-10-28 23:16:52,236 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1700009769] [2021-10-28 23:16:52,236 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1700009769] provided 1 perfect and 0 imperfect interpolant sequences [2021-10-28 23:16:52,236 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-10-28 23:16:52,236 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2021-10-28 23:16:52,236 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1327910042] [2021-10-28 23:16:52,237 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2021-10-28 23:16:52,237 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-10-28 23:16:52,238 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2021-10-28 23:16:52,238 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2021-10-28 23:16:52,238 INFO L87 Difference]: Start difference. First operand 82 states and 116 transitions. Second operand has 5 states, 5 states have (on average 6.6) internal successors, (33), 5 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 23:16:52,314 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-28 23:16:52,315 INFO L93 Difference]: Finished difference Result 216 states and 303 transitions. [2021-10-28 23:16:52,315 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-10-28 23:16:52,316 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 6.6) internal successors, (33), 5 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 23:16:52,316 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-28 23:16:52,317 INFO L225 Difference]: With dead ends: 216 [2021-10-28 23:16:52,317 INFO L226 Difference]: Without dead ends: 140 [2021-10-28 23:16:52,318 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 23:16:52,318 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 140 states. [2021-10-28 23:16:52,325 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 140 to 91. [2021-10-28 23:16:52,326 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 91 states, 90 states have (on average 1.3888888888888888) internal successors, (125), 90 states have internal predecessors, (125), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-28 23:16:52,326 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 91 states to 91 states and 125 transitions. [2021-10-28 23:16:52,326 INFO L78 Accepts]: Start accepts. Automaton has 91 states and 125 transitions. Word has length 33 [2021-10-28 23:16:52,327 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-28 23:16:52,327 INFO L470 AbstractCegarLoop]: Abstraction has 91 states and 125 transitions. [2021-10-28 23:16:52,327 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 6.6) internal successors, (33), 5 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 23:16:52,327 INFO L276 IsEmpty]: Start isEmpty. Operand 91 states and 125 transitions. [2021-10-28 23:16:52,328 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 34 [2021-10-28 23:16:52,329 INFO L505 BasicCegarLoop]: Found error trace [2021-10-28 23:16:52,329 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 23:16:52,329 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2021-10-28 23:16:52,329 INFO L402 AbstractCegarLoop]: === Iteration 6 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION] === [2021-10-28 23:16:52,330 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-28 23:16:52,330 INFO L85 PathProgramCache]: Analyzing trace with hash 759972940, now seen corresponding path program 1 times [2021-10-28 23:16:52,330 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-28 23:16:52,330 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1193349615] [2021-10-28 23:16:52,331 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-28 23:16:52,331 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-28 23:16:52,349 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-28 23:16:52,392 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-28 23:16:52,392 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-10-28 23:16:52,393 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1193349615] [2021-10-28 23:16:52,393 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1193349615] provided 1 perfect and 0 imperfect interpolant sequences [2021-10-28 23:16:52,393 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-10-28 23:16:52,393 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2021-10-28 23:16:52,394 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [162435791] [2021-10-28 23:16:52,394 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2021-10-28 23:16:52,396 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-10-28 23:16:52,398 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2021-10-28 23:16:52,398 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2021-10-28 23:16:52,399 INFO L87 Difference]: Start difference. First operand 91 states and 125 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 23:16:52,511 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-28 23:16:52,511 INFO L93 Difference]: Finished difference Result 444 states and 625 transitions. [2021-10-28 23:16:52,512 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-10-28 23:16:52,512 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 23:16:52,513 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-28 23:16:52,522 INFO L225 Difference]: With dead ends: 444 [2021-10-28 23:16:52,522 INFO L226 Difference]: Without dead ends: 359 [2021-10-28 23:16:52,523 INFO L786 BasicCegarLoop]: 0 DeclaredPredicates, 7 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=22, Invalid=34, Unknown=0, NotChecked=0, Total=56 [2021-10-28 23:16:52,524 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 359 states. [2021-10-28 23:16:52,548 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 359 to 139. [2021-10-28 23:16:52,551 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 139 states, 138 states have (on average 1.3623188405797102) internal successors, (188), 138 states have internal predecessors, (188), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-28 23:16:52,552 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 139 states to 139 states and 188 transitions. [2021-10-28 23:16:52,552 INFO L78 Accepts]: Start accepts. Automaton has 139 states and 188 transitions. Word has length 33 [2021-10-28 23:16:52,554 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-28 23:16:52,554 INFO L470 AbstractCegarLoop]: Abstraction has 139 states and 188 transitions. [2021-10-28 23:16:52,555 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 23:16:52,555 INFO L276 IsEmpty]: Start isEmpty. Operand 139 states and 188 transitions. [2021-10-28 23:16:52,561 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2021-10-28 23:16:52,561 INFO L505 BasicCegarLoop]: Found error trace [2021-10-28 23:16:52,562 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] [2021-10-28 23:16:52,562 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5 [2021-10-28 23:16:52,562 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 23:16:52,563 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-28 23:16:52,563 INFO L85 PathProgramCache]: Analyzing trace with hash 1917268878, now seen corresponding path program 1 times [2021-10-28 23:16:52,563 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-28 23:16:52,568 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2029359910] [2021-10-28 23:16:52,568 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-28 23:16:52,568 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-28 23:16:52,617 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-28 23:16:52,675 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 23:16:52,676 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-10-28 23:16:52,676 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2029359910] [2021-10-28 23:16:52,676 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2029359910] provided 1 perfect and 0 imperfect interpolant sequences [2021-10-28 23:16:52,677 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-10-28 23:16:52,677 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-10-28 23:16:52,678 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1549222668] [2021-10-28 23:16:52,678 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2021-10-28 23:16:52,678 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-10-28 23:16:52,679 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2021-10-28 23:16:52,680 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2021-10-28 23:16:52,680 INFO L87 Difference]: Start difference. First operand 139 states and 188 transitions. Second operand has 4 states, 4 states have (on average 8.5) internal successors, (34), 3 states have internal predecessors, (34), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-28 23:16:52,796 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-28 23:16:52,796 INFO L93 Difference]: Finished difference Result 294 states and 403 transitions. [2021-10-28 23:16:52,796 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-10-28 23:16:52,797 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 8.5) internal successors, (34), 3 states have internal predecessors, (34), 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 34 [2021-10-28 23:16:52,797 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-28 23:16:52,798 INFO L225 Difference]: With dead ends: 294 [2021-10-28 23:16:52,799 INFO L226 Difference]: Without dead ends: 209 [2021-10-28 23:16:52,800 INFO L786 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2021-10-28 23:16:52,800 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 209 states. [2021-10-28 23:16:52,823 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 209 to 206. [2021-10-28 23:16:52,824 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 206 states, 205 states have (on average 1.3560975609756099) internal successors, (278), 205 states have internal predecessors, (278), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-28 23:16:52,825 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 206 states to 206 states and 278 transitions. [2021-10-28 23:16:52,825 INFO L78 Accepts]: Start accepts. Automaton has 206 states and 278 transitions. Word has length 34 [2021-10-28 23:16:52,825 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-28 23:16:52,826 INFO L470 AbstractCegarLoop]: Abstraction has 206 states and 278 transitions. [2021-10-28 23:16:52,826 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 8.5) internal successors, (34), 3 states have internal predecessors, (34), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-28 23:16:52,826 INFO L276 IsEmpty]: Start isEmpty. Operand 206 states and 278 transitions. [2021-10-28 23:16:52,827 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2021-10-28 23:16:52,827 INFO L505 BasicCegarLoop]: Found error trace [2021-10-28 23:16:52,828 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] [2021-10-28 23:16:52,828 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6 [2021-10-28 23:16:52,828 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 23:16:52,829 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-28 23:16:52,829 INFO L85 PathProgramCache]: Analyzing trace with hash 906151628, now seen corresponding path program 1 times [2021-10-28 23:16:52,829 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-28 23:16:52,830 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1514044384] [2021-10-28 23:16:52,831 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-28 23:16:52,831 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-28 23:16:52,856 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-28 23:16:52,910 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-28 23:16:52,911 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-10-28 23:16:52,912 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1514044384] [2021-10-28 23:16:52,912 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1514044384] provided 1 perfect and 0 imperfect interpolant sequences [2021-10-28 23:16:52,912 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-10-28 23:16:52,913 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2021-10-28 23:16:52,913 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2107346161] [2021-10-28 23:16:52,914 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2021-10-28 23:16:52,914 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-10-28 23:16:52,914 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2021-10-28 23:16:52,915 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2021-10-28 23:16:52,915 INFO L87 Difference]: Start difference. First operand 206 states and 278 transitions. Second operand has 4 states, 4 states have (on average 8.5) internal successors, (34), 4 states have internal predecessors, (34), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-28 23:16:52,991 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-28 23:16:52,992 INFO L93 Difference]: Finished difference Result 484 states and 665 transitions. [2021-10-28 23:16:52,992 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-10-28 23:16:52,992 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 8.5) internal successors, (34), 4 states have internal predecessors, (34), 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 34 [2021-10-28 23:16:52,993 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-28 23:16:52,996 INFO L225 Difference]: With dead ends: 484 [2021-10-28 23:16:52,996 INFO L226 Difference]: Without dead ends: 331 [2021-10-28 23:16:52,997 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 23:16:52,997 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 331 states. [2021-10-28 23:16:53,015 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 331 to 197. [2021-10-28 23:16:53,016 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 197 states, 196 states have (on average 1.3571428571428572) internal successors, (266), 196 states have internal predecessors, (266), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-28 23:16:53,017 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 197 states to 197 states and 266 transitions. [2021-10-28 23:16:53,017 INFO L78 Accepts]: Start accepts. Automaton has 197 states and 266 transitions. Word has length 34 [2021-10-28 23:16:53,018 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-28 23:16:53,018 INFO L470 AbstractCegarLoop]: Abstraction has 197 states and 266 transitions. [2021-10-28 23:16:53,018 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 8.5) internal successors, (34), 4 states have internal predecessors, (34), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-28 23:16:53,019 INFO L276 IsEmpty]: Start isEmpty. Operand 197 states and 266 transitions. [2021-10-28 23:16:53,020 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2021-10-28 23:16:53,020 INFO L505 BasicCegarLoop]: Found error trace [2021-10-28 23:16:53,020 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, 1, 1] [2021-10-28 23:16:53,020 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable7 [2021-10-28 23:16:53,021 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 23:16:53,021 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-28 23:16:53,021 INFO L85 PathProgramCache]: Analyzing trace with hash -2003254137, now seen corresponding path program 1 times [2021-10-28 23:16:53,022 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-28 23:16:53,022 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1547294066] [2021-10-28 23:16:53,022 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-28 23:16:53,022 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-28 23:16:53,056 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-28 23:16:53,128 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-28 23:16:53,128 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-10-28 23:16:53,128 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1547294066] [2021-10-28 23:16:53,129 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1547294066] provided 1 perfect and 0 imperfect interpolant sequences [2021-10-28 23:16:53,129 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-10-28 23:16:53,129 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2021-10-28 23:16:53,129 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [561438619] [2021-10-28 23:16:53,131 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2021-10-28 23:16:53,131 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-10-28 23:16:53,132 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2021-10-28 23:16:53,136 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=31, Unknown=0, NotChecked=0, Total=42 [2021-10-28 23:16:53,137 INFO L87 Difference]: Start difference. First operand 197 states and 266 transitions. Second operand has 7 states, 7 states have (on average 4.857142857142857) internal successors, (34), 7 states have internal predecessors, (34), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-28 23:16:53,442 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-28 23:16:53,444 INFO L93 Difference]: Finished difference Result 555 states and 763 transitions. [2021-10-28 23:16:53,445 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2021-10-28 23:16:53,445 INFO L78 Accepts]: Start accepts. Automaton has has 7 states, 7 states have (on average 4.857142857142857) internal successors, (34), 7 states have internal predecessors, (34), 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 34 [2021-10-28 23:16:53,446 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-28 23:16:53,448 INFO L225 Difference]: With dead ends: 555 [2021-10-28 23:16:53,448 INFO L226 Difference]: Without dead ends: 364 [2021-10-28 23:16:53,449 INFO L786 BasicCegarLoop]: 0 DeclaredPredicates, 22 GetRequests, 9 SyntacticMatches, 0 SemanticMatches, 13 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 16 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=74, Invalid=136, Unknown=0, NotChecked=0, Total=210 [2021-10-28 23:16:53,450 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 364 states. [2021-10-28 23:16:53,470 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 364 to 161. [2021-10-28 23:16:53,471 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 161 states, 160 states have (on average 1.3125) internal successors, (210), 160 states have internal predecessors, (210), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-28 23:16:53,471 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 161 states to 161 states and 210 transitions. [2021-10-28 23:16:53,472 INFO L78 Accepts]: Start accepts. Automaton has 161 states and 210 transitions. Word has length 34 [2021-10-28 23:16:53,473 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-28 23:16:53,474 INFO L470 AbstractCegarLoop]: Abstraction has 161 states and 210 transitions. [2021-10-28 23:16:53,474 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 7 states have (on average 4.857142857142857) internal successors, (34), 7 states have internal predecessors, (34), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-28 23:16:53,474 INFO L276 IsEmpty]: Start isEmpty. Operand 161 states and 210 transitions. [2021-10-28 23:16:53,475 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2021-10-28 23:16:53,475 INFO L505 BasicCegarLoop]: Found error trace [2021-10-28 23:16:53,475 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] [2021-10-28 23:16:53,476 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable8 [2021-10-28 23:16:53,476 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 23:16:53,477 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-28 23:16:53,477 INFO L85 PathProgramCache]: Analyzing trace with hash 1164317066, now seen corresponding path program 1 times [2021-10-28 23:16:53,477 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-28 23:16:53,478 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1278283443] [2021-10-28 23:16:53,479 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-28 23:16:53,479 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-28 23:16:53,496 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-28 23:16:53,570 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-28 23:16:53,571 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-10-28 23:16:53,571 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1278283443] [2021-10-28 23:16:53,571 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1278283443] provided 1 perfect and 0 imperfect interpolant sequences [2021-10-28 23:16:53,571 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-10-28 23:16:53,571 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2021-10-28 23:16:53,572 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [221586890] [2021-10-28 23:16:53,572 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2021-10-28 23:16:53,572 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-10-28 23:16:53,573 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2021-10-28 23:16:53,573 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=31, Unknown=0, NotChecked=0, Total=42 [2021-10-28 23:16:53,574 INFO L87 Difference]: Start difference. First operand 161 states and 210 transitions. Second operand has 7 states, 7 states have (on average 4.857142857142857) internal successors, (34), 7 states have internal predecessors, (34), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-28 23:16:53,657 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-28 23:16:53,657 INFO L93 Difference]: Finished difference Result 413 states and 547 transitions. [2021-10-28 23:16:53,658 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-10-28 23:16:53,658 INFO L78 Accepts]: Start accepts. Automaton has has 7 states, 7 states have (on average 4.857142857142857) internal successors, (34), 7 states have internal predecessors, (34), 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 34 [2021-10-28 23:16:53,658 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-28 23:16:53,660 INFO L225 Difference]: With dead ends: 413 [2021-10-28 23:16:53,660 INFO L226 Difference]: Without dead ends: 258 [2021-10-28 23:16:53,661 INFO L786 BasicCegarLoop]: 0 DeclaredPredicates, 15 GetRequests, 6 SyntacticMatches, 0 SemanticMatches, 9 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=39, Invalid=71, Unknown=0, NotChecked=0, Total=110 [2021-10-28 23:16:53,661 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 258 states. [2021-10-28 23:16:53,690 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 258 to 149. [2021-10-28 23:16:53,691 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 149 states, 148 states have (on average 1.2905405405405406) internal successors, (191), 148 states have internal predecessors, (191), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-28 23:16:53,692 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 149 states to 149 states and 191 transitions. [2021-10-28 23:16:53,693 INFO L78 Accepts]: Start accepts. Automaton has 149 states and 191 transitions. Word has length 34 [2021-10-28 23:16:53,693 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-28 23:16:53,693 INFO L470 AbstractCegarLoop]: Abstraction has 149 states and 191 transitions. [2021-10-28 23:16:53,693 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 7 states have (on average 4.857142857142857) internal successors, (34), 7 states have internal predecessors, (34), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-28 23:16:53,694 INFO L276 IsEmpty]: Start isEmpty. Operand 149 states and 191 transitions. [2021-10-28 23:16:53,695 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-10-28 23:16:53,695 INFO L505 BasicCegarLoop]: Found error trace [2021-10-28 23:16:53,695 INFO L513 BasicCegarLoop]: trace histogram [2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-10-28 23:16:53,696 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable9 [2021-10-28 23:16:53,696 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 23:16:53,696 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-28 23:16:53,696 INFO L85 PathProgramCache]: Analyzing trace with hash 602597855, now seen corresponding path program 1 times [2021-10-28 23:16:53,697 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-28 23:16:53,699 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [599815353] [2021-10-28 23:16:53,699 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-28 23:16:53,700 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-28 23:16:53,718 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-28 23:16:53,772 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 11 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-10-28 23:16:53,772 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-10-28 23:16:53,772 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [599815353] [2021-10-28 23:16:53,772 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [599815353] provided 1 perfect and 0 imperfect interpolant sequences [2021-10-28 23:16:53,773 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-10-28 23:16:53,773 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2021-10-28 23:16:53,773 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1737711691] [2021-10-28 23:16:53,773 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2021-10-28 23:16:53,774 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-10-28 23:16:53,774 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2021-10-28 23:16:53,775 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2021-10-28 23:16:53,776 INFO L87 Difference]: Start difference. First operand 149 states and 191 transitions. Second operand has 4 states, 4 states have (on average 12.25) internal successors, (49), 4 states have internal predecessors, (49), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-28 23:16:53,813 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-28 23:16:53,813 INFO L93 Difference]: Finished difference Result 301 states and 393 transitions. [2021-10-28 23:16:53,814 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-10-28 23:16:53,814 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 12.25) internal successors, (49), 4 states have internal predecessors, (49), 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 51 [2021-10-28 23:16:53,815 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-28 23:16:53,816 INFO L225 Difference]: With dead ends: 301 [2021-10-28 23:16:53,816 INFO L226 Difference]: Without dead ends: 185 [2021-10-28 23:16:53,817 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 23:16:53,818 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 185 states. [2021-10-28 23:16:53,831 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 185 to 133. [2021-10-28 23:16:53,832 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 133 states, 132 states have (on average 1.2954545454545454) internal successors, (171), 132 states have internal predecessors, (171), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-28 23:16:53,833 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 133 states to 133 states and 171 transitions. [2021-10-28 23:16:53,833 INFO L78 Accepts]: Start accepts. Automaton has 133 states and 171 transitions. Word has length 51 [2021-10-28 23:16:53,833 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-28 23:16:53,833 INFO L470 AbstractCegarLoop]: Abstraction has 133 states and 171 transitions. [2021-10-28 23:16:53,834 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 12.25) internal successors, (49), 4 states have internal predecessors, (49), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-28 23:16:53,834 INFO L276 IsEmpty]: Start isEmpty. Operand 133 states and 171 transitions. [2021-10-28 23:16:53,834 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 53 [2021-10-28 23:16:53,834 INFO L505 BasicCegarLoop]: Found error trace [2021-10-28 23:16:53,835 INFO L513 BasicCegarLoop]: trace histogram [2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-10-28 23:16:53,835 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable10 [2021-10-28 23:16:53,835 INFO L402 AbstractCegarLoop]: === Iteration 12 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION] === [2021-10-28 23:16:53,836 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-28 23:16:53,836 INFO L85 PathProgramCache]: Analyzing trace with hash 99994719, now seen corresponding path program 1 times [2021-10-28 23:16:53,836 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-28 23:16:53,836 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [118470720] [2021-10-28 23:16:53,836 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-28 23:16:53,837 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-28 23:16:53,867 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-28 23:16:53,939 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 14 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-28 23:16:53,940 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-10-28 23:16:53,940 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [118470720] [2021-10-28 23:16:53,940 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [118470720] provided 1 perfect and 0 imperfect interpolant sequences [2021-10-28 23:16:53,940 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-10-28 23:16:53,940 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2021-10-28 23:16:53,941 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1962473167] [2021-10-28 23:16:53,942 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2021-10-28 23:16:53,942 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-10-28 23:16:53,942 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2021-10-28 23:16:53,943 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2021-10-28 23:16:53,943 INFO L87 Difference]: Start difference. First operand 133 states and 171 transitions. Second operand has 5 states, 5 states have (on average 10.4) internal successors, (52), 4 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 23:16:54,069 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-28 23:16:54,070 INFO L93 Difference]: Finished difference Result 684 states and 873 transitions. [2021-10-28 23:16:54,070 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-10-28 23:16:54,070 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 10.4) internal successors, (52), 4 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 52 [2021-10-28 23:16:54,071 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-28 23:16:54,076 INFO L225 Difference]: With dead ends: 684 [2021-10-28 23:16:54,077 INFO L226 Difference]: Without dead ends: 557 [2021-10-28 23:16:54,077 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 23:16:54,078 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 557 states. [2021-10-28 23:16:54,113 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 557 to 258. [2021-10-28 23:16:54,114 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 258 states, 257 states have (on average 1.2684824902723735) internal successors, (326), 257 states have internal predecessors, (326), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-28 23:16:54,115 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 258 states to 258 states and 326 transitions. [2021-10-28 23:16:54,115 INFO L78 Accepts]: Start accepts. Automaton has 258 states and 326 transitions. Word has length 52 [2021-10-28 23:16:54,116 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-28 23:16:54,117 INFO L470 AbstractCegarLoop]: Abstraction has 258 states and 326 transitions. [2021-10-28 23:16:54,117 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 10.4) internal successors, (52), 4 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 23:16:54,117 INFO L276 IsEmpty]: Start isEmpty. Operand 258 states and 326 transitions. [2021-10-28 23:16:54,118 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2021-10-28 23:16:54,118 INFO L505 BasicCegarLoop]: Found error trace [2021-10-28 23:16:54,118 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] [2021-10-28 23:16:54,118 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable11 [2021-10-28 23:16:54,119 INFO L402 AbstractCegarLoop]: === Iteration 13 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION] === [2021-10-28 23:16:54,120 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-28 23:16:54,120 INFO L85 PathProgramCache]: Analyzing trace with hash -42529499, now seen corresponding path program 1 times [2021-10-28 23:16:54,120 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-28 23:16:54,120 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [13896083] [2021-10-28 23:16:54,120 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-28 23:16:54,121 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-28 23:16:54,154 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-28 23:16:54,217 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 6 proven. 2 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2021-10-28 23:16:54,218 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-10-28 23:16:54,218 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [13896083] [2021-10-28 23:16:54,218 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [13896083] provided 0 perfect and 1 imperfect interpolant sequences [2021-10-28 23:16:54,218 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1884942841] [2021-10-28 23:16:54,219 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-28 23:16:54,219 INFO L170 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-10-28 23:16:54,220 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c4558c3f-4e69-40cc-9beb-11343ab31ddf/bin/uautomizer-GMMbpWq8iD/z3 [2021-10-28 23:16:54,223 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c4558c3f-4e69-40cc-9beb-11343ab31ddf/bin/uautomizer-GMMbpWq8iD/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-10-28 23:16:54,231 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c4558c3f-4e69-40cc-9beb-11343ab31ddf/bin/uautomizer-GMMbpWq8iD/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Waiting until timeout for monitored process [2021-10-28 23:16:54,363 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-28 23:16:54,367 INFO L263 TraceCheckSpWp]: Trace formula consists of 432 conjuncts, 5 conjunts are in the unsatisfiable core [2021-10-28 23:16:54,373 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-10-28 23:16:54,602 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 6 proven. 2 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2021-10-28 23:16:54,603 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1884942841] provided 0 perfect and 1 imperfect interpolant sequences [2021-10-28 23:16:54,603 INFO L186 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-10-28 23:16:54,603 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [7, 5] total 10 [2021-10-28 23:16:54,603 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [475071561] [2021-10-28 23:16:54,604 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 10 states [2021-10-28 23:16:54,604 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-10-28 23:16:54,604 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2021-10-28 23:16:54,605 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=20, Invalid=70, Unknown=0, NotChecked=0, Total=90 [2021-10-28 23:16:54,605 INFO L87 Difference]: Start difference. First operand 258 states and 326 transitions. Second operand has 10 states, 10 states have (on average 8.5) internal successors, (85), 10 states have internal predecessors, (85), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-28 23:16:54,888 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-28 23:16:54,888 INFO L93 Difference]: Finished difference Result 634 states and 796 transitions. [2021-10-28 23:16:54,889 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2021-10-28 23:16:54,889 INFO L78 Accepts]: Start accepts. Automaton has has 10 states, 10 states have (on average 8.5) internal successors, (85), 10 states have internal predecessors, (85), 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 53 [2021-10-28 23:16:54,889 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-28 23:16:54,892 INFO L225 Difference]: With dead ends: 634 [2021-10-28 23:16:54,892 INFO L226 Difference]: Without dead ends: 382 [2021-10-28 23:16:54,893 INFO L786 BasicCegarLoop]: 0 DeclaredPredicates, 68 GetRequests, 54 SyntacticMatches, 0 SemanticMatches, 14 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 19 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=73, Invalid=167, Unknown=0, NotChecked=0, Total=240 [2021-10-28 23:16:54,894 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 382 states. [2021-10-28 23:16:54,922 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 382 to 244. [2021-10-28 23:16:54,923 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 244 states, 243 states have (on average 1.2304526748971194) internal successors, (299), 243 states have internal predecessors, (299), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-28 23:16:54,924 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 244 states to 244 states and 299 transitions. [2021-10-28 23:16:54,925 INFO L78 Accepts]: Start accepts. Automaton has 244 states and 299 transitions. Word has length 53 [2021-10-28 23:16:54,925 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-28 23:16:54,925 INFO L470 AbstractCegarLoop]: Abstraction has 244 states and 299 transitions. [2021-10-28 23:16:54,925 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 10 states, 10 states have (on average 8.5) internal successors, (85), 10 states have internal predecessors, (85), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-28 23:16:54,926 INFO L276 IsEmpty]: Start isEmpty. Operand 244 states and 299 transitions. [2021-10-28 23:16:54,926 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 55 [2021-10-28 23:16:54,927 INFO L505 BasicCegarLoop]: Found error trace [2021-10-28 23:16:54,927 INFO L513 BasicCegarLoop]: trace histogram [2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-10-28 23:16:54,968 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c4558c3f-4e69-40cc-9beb-11343ab31ddf/bin/uautomizer-GMMbpWq8iD/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Forceful destruction successful, exit code 0 [2021-10-28 23:16:55,142 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable12,2 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c4558c3f-4e69-40cc-9beb-11343ab31ddf/bin/uautomizer-GMMbpWq8iD/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-10-28 23:16:55,143 INFO L402 AbstractCegarLoop]: === Iteration 14 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION] === [2021-10-28 23:16:55,143 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-28 23:16:55,143 INFO L85 PathProgramCache]: Analyzing trace with hash 280626892, now seen corresponding path program 1 times [2021-10-28 23:16:55,143 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-28 23:16:55,143 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [932882152] [2021-10-28 23:16:55,144 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-28 23:16:55,144 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-28 23:16:55,171 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-28 23:16:55,253 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 5 proven. 0 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2021-10-28 23:16:55,253 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-10-28 23:16:55,254 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [932882152] [2021-10-28 23:16:55,254 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [932882152] provided 1 perfect and 0 imperfect interpolant sequences [2021-10-28 23:16:55,254 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-10-28 23:16:55,254 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2021-10-28 23:16:55,255 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [532211585] [2021-10-28 23:16:55,255 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2021-10-28 23:16:55,256 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-10-28 23:16:55,257 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2021-10-28 23:16:55,257 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2021-10-28 23:16:55,257 INFO L87 Difference]: Start difference. First operand 244 states and 299 transitions. Second operand has 6 states, 6 states have (on average 7.666666666666667) internal successors, (46), 5 states have internal predecessors, (46), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-28 23:16:55,455 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-28 23:16:55,455 INFO L93 Difference]: Finished difference Result 863 states and 1069 transitions. [2021-10-28 23:16:55,456 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2021-10-28 23:16:55,456 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 6 states have (on average 7.666666666666667) internal successors, (46), 5 states have internal predecessors, (46), 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 54 [2021-10-28 23:16:55,456 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-28 23:16:55,460 INFO L225 Difference]: With dead ends: 863 [2021-10-28 23:16:55,460 INFO L226 Difference]: Without dead ends: 677 [2021-10-28 23:16:55,461 INFO L786 BasicCegarLoop]: 0 DeclaredPredicates, 12 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 11 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 20 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=51, Invalid=105, Unknown=0, NotChecked=0, Total=156 [2021-10-28 23:16:55,462 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 677 states. [2021-10-28 23:16:55,516 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 677 to 244. [2021-10-28 23:16:55,517 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 244 states, 243 states have (on average 1.2263374485596708) internal successors, (298), 243 states have internal predecessors, (298), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-28 23:16:55,518 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 244 states to 244 states and 298 transitions. [2021-10-28 23:16:55,519 INFO L78 Accepts]: Start accepts. Automaton has 244 states and 298 transitions. Word has length 54 [2021-10-28 23:16:55,519 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-28 23:16:55,519 INFO L470 AbstractCegarLoop]: Abstraction has 244 states and 298 transitions. [2021-10-28 23:16:55,519 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 7.666666666666667) internal successors, (46), 5 states have internal predecessors, (46), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-28 23:16:55,520 INFO L276 IsEmpty]: Start isEmpty. Operand 244 states and 298 transitions. [2021-10-28 23:16:55,521 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 61 [2021-10-28 23:16:55,521 INFO L505 BasicCegarLoop]: Found error trace [2021-10-28 23:16:55,521 INFO L513 BasicCegarLoop]: trace histogram [2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-10-28 23:16:55,521 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable13 [2021-10-28 23:16:55,522 INFO L402 AbstractCegarLoop]: === Iteration 15 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION] === [2021-10-28 23:16:55,522 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-28 23:16:55,522 INFO L85 PathProgramCache]: Analyzing trace with hash -1697794280, now seen corresponding path program 1 times [2021-10-28 23:16:55,522 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-28 23:16:55,523 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [978531843] [2021-10-28 23:16:55,523 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-28 23:16:55,523 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-28 23:16:55,559 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-28 23:16:55,608 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 5 proven. 0 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2021-10-28 23:16:55,608 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-10-28 23:16:55,608 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [978531843] [2021-10-28 23:16:55,609 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [978531843] provided 1 perfect and 0 imperfect interpolant sequences [2021-10-28 23:16:55,609 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-10-28 23:16:55,609 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2021-10-28 23:16:55,611 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1991309415] [2021-10-28 23:16:55,612 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2021-10-28 23:16:55,614 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-10-28 23:16:55,615 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2021-10-28 23:16:55,615 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2021-10-28 23:16:55,616 INFO L87 Difference]: Start difference. First operand 244 states and 298 transitions. Second operand has 5 states, 5 states have (on average 10.4) internal successors, (52), 5 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 23:16:55,728 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-28 23:16:55,728 INFO L93 Difference]: Finished difference Result 740 states and 922 transitions. [2021-10-28 23:16:55,728 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-10-28 23:16:55,729 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 10.4) internal successors, (52), 5 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 60 [2021-10-28 23:16:55,729 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-28 23:16:55,732 INFO L225 Difference]: With dead ends: 740 [2021-10-28 23:16:55,732 INFO L226 Difference]: Without dead ends: 554 [2021-10-28 23:16:55,734 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 23:16:55,735 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 554 states. [2021-10-28 23:16:55,768 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 554 to 250. [2021-10-28 23:16:55,769 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 250 states, 249 states have (on average 1.2208835341365463) internal successors, (304), 249 states have internal predecessors, (304), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-28 23:16:55,770 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 250 states to 250 states and 304 transitions. [2021-10-28 23:16:55,770 INFO L78 Accepts]: Start accepts. Automaton has 250 states and 304 transitions. Word has length 60 [2021-10-28 23:16:55,771 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-28 23:16:55,771 INFO L470 AbstractCegarLoop]: Abstraction has 250 states and 304 transitions. [2021-10-28 23:16:55,771 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 10.4) internal successors, (52), 5 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 23:16:55,771 INFO L276 IsEmpty]: Start isEmpty. Operand 250 states and 304 transitions. [2021-10-28 23:16:55,772 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 61 [2021-10-28 23:16:55,772 INFO L505 BasicCegarLoop]: Found error trace [2021-10-28 23:16:55,773 INFO L513 BasicCegarLoop]: trace histogram [2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-10-28 23:16:55,773 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable14 [2021-10-28 23:16:55,773 INFO L402 AbstractCegarLoop]: === Iteration 16 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION] === [2021-10-28 23:16:55,774 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-28 23:16:55,774 INFO L85 PathProgramCache]: Analyzing trace with hash -1439628842, now seen corresponding path program 1 times [2021-10-28 23:16:55,774 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-28 23:16:55,774 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [925818099] [2021-10-28 23:16:55,774 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-28 23:16:55,775 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-28 23:16:55,809 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-28 23:16:55,874 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 5 proven. 6 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2021-10-28 23:16:55,875 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-10-28 23:16:55,875 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [925818099] [2021-10-28 23:16:55,875 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [925818099] provided 0 perfect and 1 imperfect interpolant sequences [2021-10-28 23:16:55,875 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [839266233] [2021-10-28 23:16:55,875 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-28 23:16:55,876 INFO L170 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-10-28 23:16:55,876 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c4558c3f-4e69-40cc-9beb-11343ab31ddf/bin/uautomizer-GMMbpWq8iD/z3 [2021-10-28 23:16:55,879 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c4558c3f-4e69-40cc-9beb-11343ab31ddf/bin/uautomizer-GMMbpWq8iD/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-10-28 23:16:55,903 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c4558c3f-4e69-40cc-9beb-11343ab31ddf/bin/uautomizer-GMMbpWq8iD/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Waiting until timeout for monitored process [2021-10-28 23:16:56,039 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-28 23:16:56,041 INFO L263 TraceCheckSpWp]: Trace formula consists of 462 conjuncts, 7 conjunts are in the unsatisfiable core [2021-10-28 23:16:56,044 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-10-28 23:16:56,294 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 5 proven. 6 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2021-10-28 23:16:56,294 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [839266233] provided 0 perfect and 1 imperfect interpolant sequences [2021-10-28 23:16:56,295 INFO L186 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-10-28 23:16:56,295 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [6, 5] total 6 [2021-10-28 23:16:56,295 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1438455910] [2021-10-28 23:16:56,295 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2021-10-28 23:16:56,296 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-10-28 23:16:56,296 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2021-10-28 23:16:56,297 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=14, Invalid=28, Unknown=0, NotChecked=0, Total=42 [2021-10-28 23:16:56,297 INFO L87 Difference]: Start difference. First operand 250 states and 304 transitions. Second operand has 7 states, 7 states have (on average 9.571428571428571) internal successors, (67), 6 states have internal predecessors, (67), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-28 23:16:56,514 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-28 23:16:56,515 INFO L93 Difference]: Finished difference Result 874 states and 1084 transitions. [2021-10-28 23:16:56,515 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2021-10-28 23:16:56,515 INFO L78 Accepts]: Start accepts. Automaton has has 7 states, 7 states have (on average 9.571428571428571) internal successors, (67), 6 states have internal predecessors, (67), 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 60 [2021-10-28 23:16:56,516 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-28 23:16:56,516 INFO L225 Difference]: With dead ends: 874 [2021-10-28 23:16:56,516 INFO L226 Difference]: Without dead ends: 0 [2021-10-28 23:16:56,517 INFO L786 BasicCegarLoop]: 0 DeclaredPredicates, 71 GetRequests, 60 SyntacticMatches, 0 SemanticMatches, 11 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 19 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=59, Invalid=97, Unknown=0, NotChecked=0, Total=156 [2021-10-28 23:16:56,517 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2021-10-28 23:16:56,517 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2021-10-28 23:16:56,518 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 0 states, 0 states have (on average 0.0) internal successors, (0), 0 states have internal predecessors, (0), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-28 23:16:56,518 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2021-10-28 23:16:56,518 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 60 [2021-10-28 23:16:56,518 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-28 23:16:56,519 INFO L470 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2021-10-28 23:16:56,519 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 7 states have (on average 9.571428571428571) internal successors, (67), 6 states have internal predecessors, (67), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-28 23:16:56,519 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2021-10-28 23:16:56,519 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2021-10-28 23:16:56,522 INFO L764 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION [2021-10-28 23:16:56,522 INFO L764 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION [2021-10-28 23:16:56,523 INFO L764 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION [2021-10-28 23:16:56,562 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c4558c3f-4e69-40cc-9beb-11343ab31ddf/bin/uautomizer-GMMbpWq8iD/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Forceful destruction successful, exit code 0 [2021-10-28 23:16:56,750 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 3 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c4558c3f-4e69-40cc-9beb-11343ab31ddf/bin/uautomizer-GMMbpWq8iD/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable15 [2021-10-28 23:16:56,752 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2021-10-28 23:16:56,756 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 23:16:56,758 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 23:16:56,912 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 23:16:56,913 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 23:16:57,167 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 23:16:57,168 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 23:16:57,169 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 23:16:57,170 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 23:16:57,171 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 23:16:57,171 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 23:16:57,172 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 23:16:57,253 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 23:16:57,264 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 23:16:57,265 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 23:16:57,265 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 23:16:57,266 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 23:16:57,322 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 23:16:57,323 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 23:16:57,324 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 23:16:57,324 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 23:16:57,325 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 23:16:57,326 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 23:16:57,327 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 23:16:58,293 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 23:16:58,918 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 23:16:58,919 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 23:16:58,919 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 23:16:58,921 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 23:16:58,921 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 23:16:58,922 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 23:16:58,922 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 23:16:58,923 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 23:16:59,064 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 23:16:59,065 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 23:16:59,180 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 23:16:59,505 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 23:16:59,506 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 23:16:59,507 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 23:16:59,507 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 23:16:59,508 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 23:16:59,509 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 23:16:59,509 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 23:16:59,511 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 23:16:59,512 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 23:16:59,513 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 23:16:59,513 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 23:16:59,514 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 23:16:59,516 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 23:16:59,553 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 23:16:59,553 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 23:16:59,554 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 23:16:59,555 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 23:16:59,555 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 23:16:59,695 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 23:16:59,696 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 23:16:59,697 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 23:16:59,697 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 23:16:59,698 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 23:16:59,698 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 23:16:59,699 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 23:16:59,741 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 23:16:59,741 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 23:16:59,743 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 23:16:59,744 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 23:17:00,029 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 23:17:00,030 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 23:17:00,030 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 23:17:00,030 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 23:17:00,031 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 23:17:08,024 INFO L857 garLoopResultBuilder]: For program point ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION(line 54) no Hoare annotation was computed. [2021-10-28 23:17:08,024 INFO L853 garLoopResultBuilder]: At program point L498(lines 493 501) the Hoare annotation is: (let ((.cse0 (= ULTIMATE.start_test_~splverifierCounter~0 0)) (.cse1 (not (= ~pumpRunning~0 0))) (.cse2 (<= ~waterLevel~0 1)) (.cse3 (not (= |ULTIMATE.start_isHighWaterLevel_#res| 0))) (.cse4 (= 1 ~systemActive~0)) (.cse5 (not (= ULTIMATE.start_isHighWaterLevel_~tmp___0~1 0))) (.cse6 (= |ULTIMATE.start_valid_product_#res| 1)) (.cse7 (= ULTIMATE.start_isHighWaterLevel_~tmp~4 0)) (.cse8 (= ULTIMATE.start_main_~tmp~10 1)) (.cse9 (= ULTIMATE.start_processEnvironment_~tmp~3 0))) (or (and .cse0 .cse1 (= |ULTIMATE.start_isMethaneLevelCritical_#res| 0) (= ~methaneLevelCritical~0 0) .cse2 .cse3 .cse4 .cse5 .cse6 .cse7 .cse8 .cse9 (= |ULTIMATE.start_isMethaneAlarm_#res| 0)) (and .cse0 (<= 1 ~methaneLevelCritical~0) .cse1 .cse2 .cse3 .cse4 .cse5 .cse6 (<= 1 |ULTIMATE.start_isMethaneLevelCritical_#res|) .cse7 .cse8 .cse9))) [2021-10-28 23:17:08,024 INFO L853 garLoopResultBuilder]: At program point L498-1(lines 493 501) the Hoare annotation is: false [2021-10-28 23:17:08,025 INFO L853 garLoopResultBuilder]: At program point L498-2(lines 493 501) the Hoare annotation is: false [2021-10-28 23:17:08,025 INFO L853 garLoopResultBuilder]: At program point L498-3(lines 493 501) the Hoare annotation is: false [2021-10-28 23:17:08,025 INFO L853 garLoopResultBuilder]: At program point L498-4(lines 493 501) the Hoare annotation is: false [2021-10-28 23:17:08,025 INFO L853 garLoopResultBuilder]: At program point L498-5(lines 493 501) the Hoare annotation is: false [2021-10-28 23:17:08,026 INFO L857 garLoopResultBuilder]: For program point L267(lines 267 284) no Hoare annotation was computed. [2021-10-28 23:17:08,026 INFO L857 garLoopResultBuilder]: For program point L267-1(lines 267 284) no Hoare annotation was computed. [2021-10-28 23:17:08,026 INFO L857 garLoopResultBuilder]: For program point L267-2(lines 267 284) no Hoare annotation was computed. [2021-10-28 23:17:08,026 INFO L860 garLoopResultBuilder]: At program point L994(lines 975 997) the Hoare annotation is: true [2021-10-28 23:17:08,026 INFO L853 garLoopResultBuilder]: At program point L962(lines 958 964) the Hoare annotation is: (and (= ~pumpRunning~0 0) (= ~methaneLevelCritical~0 0) (= 1 ~systemActive~0) (= |ULTIMATE.start_valid_product_#res| 1) (= ULTIMATE.start_main_~tmp~10 1) (= ~waterLevel~0 1)) [2021-10-28 23:17:08,026 INFO L857 garLoopResultBuilder]: For program point L369(lines 369 373) no Hoare annotation was computed. [2021-10-28 23:17:08,027 INFO L857 garLoopResultBuilder]: For program point L369-2(lines 369 373) no Hoare annotation was computed. [2021-10-28 23:17:08,027 INFO L857 garLoopResultBuilder]: For program point L369-3(lines 369 373) no Hoare annotation was computed. [2021-10-28 23:17:08,027 INFO L857 garLoopResultBuilder]: For program point L369-5(lines 369 373) no Hoare annotation was computed. [2021-10-28 23:17:08,027 INFO L857 garLoopResultBuilder]: For program point L369-6(lines 369 373) no Hoare annotation was computed. [2021-10-28 23:17:08,027 INFO L857 garLoopResultBuilder]: For program point L369-8(lines 369 373) no Hoare annotation was computed. [2021-10-28 23:17:08,027 INFO L857 garLoopResultBuilder]: For program point L369-9(lines 369 373) no Hoare annotation was computed. [2021-10-28 23:17:08,028 INFO L857 garLoopResultBuilder]: For program point L369-11(lines 369 373) no Hoare annotation was computed. [2021-10-28 23:17:08,028 INFO L857 garLoopResultBuilder]: For program point L369-12(lines 369 373) no Hoare annotation was computed. [2021-10-28 23:17:08,028 INFO L857 garLoopResultBuilder]: For program point L369-14(lines 369 373) no Hoare annotation was computed. [2021-10-28 23:17:08,028 INFO L857 garLoopResultBuilder]: For program point L369-15(lines 369 373) no Hoare annotation was computed. [2021-10-28 23:17:08,028 INFO L857 garLoopResultBuilder]: For program point L369-17(lines 369 373) no Hoare annotation was computed. [2021-10-28 23:17:08,028 INFO L857 garLoopResultBuilder]: For program point L369-18(lines 369 373) no Hoare annotation was computed. [2021-10-28 23:17:08,029 INFO L857 garLoopResultBuilder]: For program point L369-20(lines 369 373) no Hoare annotation was computed. [2021-10-28 23:17:08,029 INFO L857 garLoopResultBuilder]: For program point L369-21(lines 369 373) no Hoare annotation was computed. [2021-10-28 23:17:08,029 INFO L857 garLoopResultBuilder]: For program point L369-23(lines 369 373) no Hoare annotation was computed. [2021-10-28 23:17:08,029 INFO L857 garLoopResultBuilder]: For program point L369-24(lines 369 373) no Hoare annotation was computed. [2021-10-28 23:17:08,029 INFO L857 garLoopResultBuilder]: For program point L369-26(lines 369 373) no Hoare annotation was computed. [2021-10-28 23:17:08,029 INFO L857 garLoopResultBuilder]: For program point L369-27(lines 369 373) no Hoare annotation was computed. [2021-10-28 23:17:08,030 INFO L857 garLoopResultBuilder]: For program point L369-29(lines 369 373) no Hoare annotation was computed. [2021-10-28 23:17:08,030 INFO L857 garLoopResultBuilder]: For program point L369-30(lines 369 373) no Hoare annotation was computed. [2021-10-28 23:17:08,030 INFO L857 garLoopResultBuilder]: For program point L369-32(lines 369 373) no Hoare annotation was computed. [2021-10-28 23:17:08,030 INFO L857 garLoopResultBuilder]: For program point L369-33(lines 369 373) no Hoare annotation was computed. [2021-10-28 23:17:08,030 INFO L857 garLoopResultBuilder]: For program point L271(lines 271 279) no Hoare annotation was computed. [2021-10-28 23:17:08,030 INFO L857 garLoopResultBuilder]: For program point L271-1(lines 271 279) no Hoare annotation was computed. [2021-10-28 23:17:08,031 INFO L857 garLoopResultBuilder]: For program point L369-35(lines 369 373) no Hoare annotation was computed. [2021-10-28 23:17:08,031 INFO L857 garLoopResultBuilder]: For program point L271-2(lines 271 279) no Hoare annotation was computed. [2021-10-28 23:17:08,031 INFO L857 garLoopResultBuilder]: For program point L141(lines 141 152) no Hoare annotation was computed. [2021-10-28 23:17:08,031 INFO L857 garLoopResultBuilder]: For program point ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION(line 54) no Hoare annotation was computed. [2021-10-28 23:17:08,031 INFO L857 garLoopResultBuilder]: For program point L406(lines 406 410) no Hoare annotation was computed. [2021-10-28 23:17:08,031 INFO L857 garLoopResultBuilder]: For program point L406-3(lines 406 410) no Hoare annotation was computed. [2021-10-28 23:17:08,032 INFO L857 garLoopResultBuilder]: For program point L241(lines 241 258) no Hoare annotation was computed. [2021-10-28 23:17:08,032 INFO L857 garLoopResultBuilder]: For program point L241-1(lines 241 258) no Hoare annotation was computed. [2021-10-28 23:17:08,032 INFO L857 garLoopResultBuilder]: For program point L406-6(lines 406 410) no Hoare annotation was computed. [2021-10-28 23:17:08,032 INFO L857 garLoopResultBuilder]: For program point L241-2(lines 241 258) no Hoare annotation was computed. [2021-10-28 23:17:08,032 INFO L857 garLoopResultBuilder]: For program point L241-3(lines 241 258) no Hoare annotation was computed. [2021-10-28 23:17:08,032 INFO L857 garLoopResultBuilder]: For program point L241-4(lines 241 258) no Hoare annotation was computed. [2021-10-28 23:17:08,033 INFO L857 garLoopResultBuilder]: For program point L241-5(lines 241 258) no Hoare annotation was computed. [2021-10-28 23:17:08,033 INFO L853 garLoopResultBuilder]: At program point L375(lines 360 378) the Hoare annotation is: false [2021-10-28 23:17:08,033 INFO L853 garLoopResultBuilder]: At program point L375-1(lines 360 378) the Hoare annotation is: false [2021-10-28 23:17:08,033 INFO L853 garLoopResultBuilder]: At program point L375-2(lines 360 378) the Hoare annotation is: false [2021-10-28 23:17:08,033 INFO L853 garLoopResultBuilder]: At program point L375-3(lines 360 378) the Hoare annotation is: (let ((.cse1 (= ULTIMATE.start_isHighWaterLevel_~tmp___0~1 0)) (.cse7 (= |ULTIMATE.start_isHighWaterLevel_#res| 0))) (let ((.cse3 (= |ULTIMATE.start_valid_product_#res| ~systemActive~0)) (.cse11 (= ~methaneLevelCritical~0 0)) (.cse5 (<= ~waterLevel~0 1)) (.cse6 (= ULTIMATE.start_isHighWaterLevel_~tmp~4 1)) (.cse8 (= |ULTIMATE.start_isHighWaterSensorDry_#res| 1)) (.cse0 (= ULTIMATE.start_test_~splverifierCounter~0 0)) (.cse2 (= ~pumpRunning~0 0)) (.cse4 (<= 1 ~methaneLevelCritical~0)) (.cse12 (<= 2 ~waterLevel~0)) (.cse13 (not .cse7)) (.cse9 (= 1 ~systemActive~0)) (.cse14 (<= ~waterLevel~0 2)) (.cse15 (not .cse1)) (.cse16 (= |ULTIMATE.start_valid_product_#res| 1)) (.cse17 (= ULTIMATE.start_isHighWaterLevel_~tmp~4 0)) (.cse18 (= |ULTIMATE.start_isHighWaterSensorDry_#res| 0)) (.cse10 (= ULTIMATE.start_main_~tmp~10 1))) (or (and .cse0 .cse1 .cse2 .cse3 .cse4 .cse5 .cse6 .cse7 .cse8 .cse9 .cse10) (and .cse0 .cse2 .cse11 .cse12 .cse13 .cse9 .cse14 .cse15 .cse16 .cse17 .cse18 .cse10) (and .cse0 .cse1 .cse2 .cse3 .cse11 .cse5 .cse6 .cse7 .cse8 .cse9 .cse10) (and .cse0 .cse2 .cse4 .cse12 .cse13 .cse9 .cse14 .cse15 .cse16 .cse17 .cse18 .cse10)))) [2021-10-28 23:17:08,034 INFO L853 garLoopResultBuilder]: At program point L375-4(lines 360 378) the Hoare annotation is: false [2021-10-28 23:17:08,034 INFO L853 garLoopResultBuilder]: At program point L375-5(lines 360 378) the Hoare annotation is: false [2021-10-28 23:17:08,034 INFO L853 garLoopResultBuilder]: At program point L375-6(lines 360 378) the Hoare annotation is: false [2021-10-28 23:17:08,034 INFO L853 garLoopResultBuilder]: At program point L375-7(lines 360 378) the Hoare annotation is: false [2021-10-28 23:17:08,034 INFO L853 garLoopResultBuilder]: At program point L375-8(lines 360 378) the Hoare annotation is: false [2021-10-28 23:17:08,035 INFO L853 garLoopResultBuilder]: At program point L375-9(lines 360 378) the Hoare annotation is: false [2021-10-28 23:17:08,035 INFO L853 garLoopResultBuilder]: At program point L375-10(lines 360 378) the Hoare annotation is: false [2021-10-28 23:17:08,035 INFO L853 garLoopResultBuilder]: At program point L375-11(lines 360 378) the Hoare annotation is: false [2021-10-28 23:17:08,035 INFO L853 garLoopResultBuilder]: At program point L475(lines 470 478) the Hoare annotation is: (let ((.cse5 (not (= |ULTIMATE.start_isHighWaterLevel_#res| 0))) (.cse7 (not (= ULTIMATE.start_isHighWaterLevel_~tmp___0~1 0))) (.cse8 (= ULTIMATE.start_isHighWaterLevel_~tmp~4 0)) (.cse0 (<= |ULTIMATE.start_getWaterLevel_#res| 1)) (.cse1 (= ULTIMATE.start_test_~splverifierCounter~0 0)) (.cse11 (= ~pumpRunning~0 0)) (.cse2 (= |ULTIMATE.start_isMethaneLevelCritical_#res| 0)) (.cse3 (= ~methaneLevelCritical~0 0)) (.cse4 (<= ~waterLevel~0 1)) (.cse6 (= 1 ~systemActive~0)) (.cse12 (= |ULTIMATE.start_valid_product_#res| 1)) (.cse9 (= ULTIMATE.start___utac_acc__Specification3_spec__1_~tmp~6 0)) (.cse10 (= ULTIMATE.start_main_~tmp~10 1))) (or (and .cse0 .cse1 (= |ULTIMATE.start_valid_product_#res| ~systemActive~0) .cse2 .cse3 .cse4 .cse5 .cse6 .cse7 .cse8 .cse9 .cse10 (= ULTIMATE.start_processEnvironment_~tmp~3 0) (= |ULTIMATE.start_isMethaneAlarm_#res| 0) (= ULTIMATE.start_processEnvironment__wrappee__lowWaterSensor_~tmp~2 0)) (and .cse1 (not .cse11) .cse2 .cse3 (<= 2 ~waterLevel~0) .cse5 .cse6 (<= ~waterLevel~0 2) .cse7 .cse12 .cse8 .cse9 (= |ULTIMATE.start_isHighWaterSensorDry_#res| 0) .cse10 (not (= ULTIMATE.start_processEnvironment__wrappee__highWaterSensor_~tmp~1 0))) (and .cse0 .cse1 .cse11 .cse2 .cse3 .cse4 .cse6 .cse12 .cse9 .cse10))) [2021-10-28 23:17:08,035 INFO L853 garLoopResultBuilder]: At program point L475-1(lines 470 478) the Hoare annotation is: false [2021-10-28 23:17:08,036 INFO L853 garLoopResultBuilder]: At program point L475-2(lines 470 478) the Hoare annotation is: false [2021-10-28 23:17:08,036 INFO L857 garLoopResultBuilder]: For program point L112(lines 111 156) no Hoare annotation was computed. [2021-10-28 23:17:08,036 INFO L853 garLoopResultBuilder]: At program point L443(lines 438 446) the Hoare annotation is: (let ((.cse0 (= ULTIMATE.start_test_~splverifierCounter~0 0)) (.cse1 (not (= ~pumpRunning~0 0))) (.cse2 (<= ~waterLevel~0 1)) (.cse3 (not (= |ULTIMATE.start_isHighWaterLevel_#res| 0))) (.cse4 (= 1 ~systemActive~0)) (.cse5 (not (= ULTIMATE.start_isHighWaterLevel_~tmp___0~1 0))) (.cse6 (= |ULTIMATE.start_valid_product_#res| 1)) (.cse7 (= ULTIMATE.start_isHighWaterLevel_~tmp~4 0)) (.cse8 (= ULTIMATE.start_main_~tmp~10 1))) (or (and .cse0 .cse1 (= |ULTIMATE.start_isMethaneLevelCritical_#res| 0) (= ~methaneLevelCritical~0 0) .cse2 .cse3 .cse4 .cse5 .cse6 .cse7 .cse8) (and .cse0 (<= 1 ~methaneLevelCritical~0) .cse1 .cse2 .cse3 .cse4 .cse5 .cse6 (<= 1 |ULTIMATE.start_isMethaneLevelCritical_#res|) .cse7 .cse8))) [2021-10-28 23:17:08,036 INFO L853 garLoopResultBuilder]: At program point L443-1(lines 438 446) the Hoare annotation is: (let ((.cse19 (= ~pumpRunning~0 0))) (let ((.cse4 (<= 2 ~waterLevel~0)) (.cse7 (<= ~waterLevel~0 2)) (.cse11 (= |ULTIMATE.start_isHighWaterSensorDry_#res| 0)) (.cse13 (not (= ULTIMATE.start_processEnvironment__wrappee__highWaterSensor_~tmp~1 0))) (.cse14 (<= 1 ~methaneLevelCritical~0)) (.cse16 (<= 1 |ULTIMATE.start_isMethaneLevelCritical_#res|)) (.cse20 (= |ULTIMATE.start_valid_product_#res| ~systemActive~0)) (.cse0 (= ULTIMATE.start_test_~splverifierCounter~0 0)) (.cse1 (not .cse19)) (.cse2 (= |ULTIMATE.start_isMethaneLevelCritical_#res| 0)) (.cse3 (= ~methaneLevelCritical~0 0)) (.cse15 (<= ~waterLevel~0 1)) (.cse5 (not (= |ULTIMATE.start_isHighWaterLevel_#res| 0))) (.cse6 (= 1 ~systemActive~0)) (.cse8 (not (= ULTIMATE.start_isHighWaterLevel_~tmp___0~1 0))) (.cse9 (= |ULTIMATE.start_valid_product_#res| 1)) (.cse10 (= ULTIMATE.start_isHighWaterLevel_~tmp~4 0)) (.cse12 (= ULTIMATE.start_main_~tmp~10 1)) (.cse17 (= ULTIMATE.start_processEnvironment_~tmp~3 0)) (.cse18 (= ULTIMATE.start_processEnvironment__wrappee__lowWaterSensor_~tmp~2 0))) (or (and .cse0 .cse1 .cse2 .cse3 .cse4 .cse5 .cse6 .cse7 .cse8 .cse9 .cse10 .cse11 .cse12 .cse13) (and .cse0 .cse14 .cse1 .cse15 .cse5 .cse6 .cse8 .cse9 .cse16 .cse10 .cse12 .cse17 .cse18) (and .cse0 .cse14 .cse1 .cse4 .cse5 .cse6 .cse7 .cse8 .cse9 .cse16 .cse10 .cse11 .cse12 .cse13) (and .cse0 .cse19 .cse20 .cse14 .cse15 .cse6 .cse16 .cse12) (and .cse0 .cse19 .cse20 .cse2 .cse3 .cse15 .cse6 .cse12) (and .cse0 .cse1 .cse2 .cse3 .cse15 .cse5 .cse6 .cse8 .cse9 .cse10 .cse12 .cse17 (= |ULTIMATE.start_isMethaneAlarm_#res| 0) .cse18)))) [2021-10-28 23:17:08,037 INFO L853 garLoopResultBuilder]: At program point L443-2(lines 438 446) the Hoare annotation is: false [2021-10-28 23:17:08,037 INFO L853 garLoopResultBuilder]: At program point L443-3(lines 438 446) the Hoare annotation is: false [2021-10-28 23:17:08,037 INFO L853 garLoopResultBuilder]: At program point L311(lines 304 314) the Hoare annotation is: (let ((.cse0 (= ULTIMATE.start_test_~splverifierCounter~0 0)) (.cse1 (not (= ~pumpRunning~0 0))) (.cse2 (<= ~waterLevel~0 1)) (.cse3 (not (= |ULTIMATE.start_isHighWaterLevel_#res| 0))) (.cse4 (= 1 ~systemActive~0)) (.cse5 (not (= ULTIMATE.start_isHighWaterLevel_~tmp___0~1 0))) (.cse6 (= |ULTIMATE.start_valid_product_#res| 1)) (.cse7 (= ULTIMATE.start_isHighWaterLevel_~tmp~4 0)) (.cse8 (= ULTIMATE.start_main_~tmp~10 1))) (or (and .cse0 .cse1 (= |ULTIMATE.start_isMethaneLevelCritical_#res| 0) (= ~methaneLevelCritical~0 0) .cse2 .cse3 .cse4 .cse5 .cse6 .cse7 .cse8 (= |ULTIMATE.start_isMethaneAlarm_#res| 0)) (and .cse0 (<= 1 ~methaneLevelCritical~0) .cse1 .cse2 .cse3 .cse4 .cse5 .cse6 (<= 1 |ULTIMATE.start_isMethaneLevelCritical_#res|) .cse7 .cse8))) [2021-10-28 23:17:08,037 INFO L853 garLoopResultBuilder]: At program point L443-4(lines 438 446) the Hoare annotation is: false [2021-10-28 23:17:08,037 INFO L853 garLoopResultBuilder]: At program point L311-1(lines 304 314) the Hoare annotation is: false [2021-10-28 23:17:08,037 INFO L853 garLoopResultBuilder]: At program point L443-5(lines 438 446) the Hoare annotation is: false [2021-10-28 23:17:08,038 INFO L857 garLoopResultBuilder]: For program point L245(lines 245 253) no Hoare annotation was computed. [2021-10-28 23:17:08,038 INFO L853 garLoopResultBuilder]: At program point L311-2(lines 304 314) the Hoare annotation is: false [2021-10-28 23:17:08,038 INFO L857 garLoopResultBuilder]: For program point L245-1(lines 245 253) no Hoare annotation was computed. [2021-10-28 23:17:08,038 INFO L857 garLoopResultBuilder]: For program point L245-2(lines 245 253) no Hoare annotation was computed. [2021-10-28 23:17:08,038 INFO L857 garLoopResultBuilder]: For program point L245-3(lines 245 253) no Hoare annotation was computed. [2021-10-28 23:17:08,038 INFO L857 garLoopResultBuilder]: For program point L113(lines 113 117) no Hoare annotation was computed. [2021-10-28 23:17:08,039 INFO L857 garLoopResultBuilder]: For program point L245-4(lines 245 253) no Hoare annotation was computed. [2021-10-28 23:17:08,039 INFO L857 garLoopResultBuilder]: For program point L245-5(lines 245 253) no Hoare annotation was computed. [2021-10-28 23:17:08,039 INFO L857 garLoopResultBuilder]: For program point L147(lines 147 151) no Hoare annotation was computed. [2021-10-28 23:17:08,039 INFO L857 garLoopResultBuilder]: For program point L147-2(lines 183 189) no Hoare annotation was computed. [2021-10-28 23:17:08,039 INFO L857 garLoopResultBuilder]: For program point L512(lines 512 532) no Hoare annotation was computed. [2021-10-28 23:17:08,039 INFO L857 garLoopResultBuilder]: For program point L512-2(lines 512 532) no Hoare annotation was computed. [2021-10-28 23:17:08,040 INFO L857 garLoopResultBuilder]: For program point L512-4(lines 512 532) no Hoare annotation was computed. [2021-10-28 23:17:08,040 INFO L857 garLoopResultBuilder]: For program point L215(lines 215 232) no Hoare annotation was computed. [2021-10-28 23:17:08,040 INFO L857 garLoopResultBuilder]: For program point L215-1(lines 215 232) no Hoare annotation was computed. [2021-10-28 23:17:08,040 INFO L857 garLoopResultBuilder]: For program point L215-2(lines 215 232) no Hoare annotation was computed. [2021-10-28 23:17:08,040 INFO L857 garLoopResultBuilder]: For program point L215-3(lines 215 232) no Hoare annotation was computed. [2021-10-28 23:17:08,040 INFO L857 garLoopResultBuilder]: For program point L215-4(lines 215 232) no Hoare annotation was computed. [2021-10-28 23:17:08,041 INFO L857 garLoopResultBuilder]: For program point L215-5(lines 215 232) no Hoare annotation was computed. [2021-10-28 23:17:08,041 INFO L857 garLoopResultBuilder]: For program point L215-6(lines 215 232) no Hoare annotation was computed. [2021-10-28 23:17:08,041 INFO L857 garLoopResultBuilder]: For program point L215-7(lines 215 232) no Hoare annotation was computed. [2021-10-28 23:17:08,041 INFO L857 garLoopResultBuilder]: For program point L215-8(lines 215 232) no Hoare annotation was computed. [2021-10-28 23:17:08,041 INFO L857 garLoopResultBuilder]: For program point L215-9(lines 215 232) no Hoare annotation was computed. [2021-10-28 23:17:08,041 INFO L857 garLoopResultBuilder]: For program point L215-10(lines 215 232) no Hoare annotation was computed. [2021-10-28 23:17:08,042 INFO L857 garLoopResultBuilder]: For program point L215-11(lines 215 232) no Hoare annotation was computed. [2021-10-28 23:17:08,042 INFO L853 garLoopResultBuilder]: At program point L183(lines 182 201) the Hoare annotation is: (let ((.cse10 (= ~pumpRunning~0 0))) (let ((.cse11 (= |ULTIMATE.start_valid_product_#res| ~systemActive~0)) (.cse12 (= ULTIMATE.start_main_~tmp~10 ~systemActive~0)) (.cse2 (= ~methaneLevelCritical~0 0)) (.cse14 (<= ~waterLevel~0 2)) (.cse0 (= ULTIMATE.start_test_~splverifierCounter~0 0)) (.cse13 (<= 1 ~methaneLevelCritical~0)) (.cse1 (not .cse10)) (.cse3 (<= ~waterLevel~0 1)) (.cse4 (not (= |ULTIMATE.start_isHighWaterLevel_#res| 0))) (.cse5 (= 1 ~systemActive~0)) (.cse6 (not (= ULTIMATE.start_isHighWaterLevel_~tmp___0~1 0))) (.cse7 (= |ULTIMATE.start_valid_product_#res| 1)) (.cse8 (= ULTIMATE.start_isHighWaterLevel_~tmp~4 0)) (.cse9 (= ULTIMATE.start_main_~tmp~10 1))) (or (and .cse0 .cse1 .cse2 .cse3 .cse4 .cse5 .cse6 .cse7 .cse8 .cse9) (and .cse0 .cse10 .cse11 .cse12 .cse13 .cse5 .cse14) (and .cse0 .cse10 .cse11 .cse12 .cse2 .cse5 .cse14) (and .cse0 .cse13 .cse1 .cse3 .cse4 .cse5 .cse6 .cse7 .cse8 .cse9)))) [2021-10-28 23:17:08,042 INFO L857 garLoopResultBuilder]: For program point L183-1(lines 183 189) no Hoare annotation was computed. [2021-10-28 23:17:08,042 INFO L853 garLoopResultBuilder]: At program point L183-2(lines 182 201) the Hoare annotation is: false [2021-10-28 23:17:08,042 INFO L853 garLoopResultBuilder]: At program point L84(lines 1 997) the Hoare annotation is: (and (= ~pumpRunning~0 0) (= ~methaneLevelCritical~0 0) (= 1 ~systemActive~0) (= ~waterLevel~0 1)) [2021-10-28 23:17:08,043 INFO L853 garLoopResultBuilder]: At program point L183-3(lines 182 201) the Hoare annotation is: false [2021-10-28 23:17:08,043 INFO L857 garLoopResultBuilder]: For program point ULTIMATE.startENTRY(line -1) no Hoare annotation was computed. [2021-10-28 23:17:08,043 INFO L857 garLoopResultBuilder]: For program point L483(lines 483 489) no Hoare annotation was computed. [2021-10-28 23:17:08,043 INFO L857 garLoopResultBuilder]: For program point L483-1(lines 483 489) no Hoare annotation was computed. [2021-10-28 23:17:08,043 INFO L857 garLoopResultBuilder]: For program point L483-2(lines 483 489) no Hoare annotation was computed. [2021-10-28 23:17:08,043 INFO L857 garLoopResultBuilder]: For program point L483-3(lines 483 489) no Hoare annotation was computed. [2021-10-28 23:17:08,044 INFO L857 garLoopResultBuilder]: For program point L483-4(lines 483 489) no Hoare annotation was computed. [2021-10-28 23:17:08,044 INFO L857 garLoopResultBuilder]: For program point L483-5(lines 483 489) no Hoare annotation was computed. [2021-10-28 23:17:08,044 INFO L857 garLoopResultBuilder]: For program point L483-6(lines 483 489) no Hoare annotation was computed. [2021-10-28 23:17:08,044 INFO L857 garLoopResultBuilder]: For program point L483-7(lines 483 489) no Hoare annotation was computed. [2021-10-28 23:17:08,044 INFO L857 garLoopResultBuilder]: For program point L219(lines 219 227) no Hoare annotation was computed. [2021-10-28 23:17:08,045 INFO L857 garLoopResultBuilder]: For program point L483-8(lines 483 489) no Hoare annotation was computed. [2021-10-28 23:17:08,045 INFO L857 garLoopResultBuilder]: For program point L219-1(lines 219 227) no Hoare annotation was computed. [2021-10-28 23:17:08,045 INFO L857 garLoopResultBuilder]: For program point L483-9(lines 483 489) no Hoare annotation was computed. [2021-10-28 23:17:08,045 INFO L857 garLoopResultBuilder]: For program point L219-2(lines 219 227) no Hoare annotation was computed. [2021-10-28 23:17:08,045 INFO L857 garLoopResultBuilder]: For program point L483-10(lines 483 489) no Hoare annotation was computed. [2021-10-28 23:17:08,045 INFO L857 garLoopResultBuilder]: For program point L219-3(lines 219 227) no Hoare annotation was computed. [2021-10-28 23:17:08,046 INFO L857 garLoopResultBuilder]: For program point L483-11(lines 483 489) no Hoare annotation was computed. [2021-10-28 23:17:08,046 INFO L857 garLoopResultBuilder]: For program point L219-4(lines 219 227) no Hoare annotation was computed. [2021-10-28 23:17:08,046 INFO L857 garLoopResultBuilder]: For program point L54(line 54) no Hoare annotation was computed. [2021-10-28 23:17:08,046 INFO L857 garLoopResultBuilder]: For program point L219-5(lines 219 227) no Hoare annotation was computed. [2021-10-28 23:17:08,046 INFO L857 garLoopResultBuilder]: For program point L219-6(lines 219 227) no Hoare annotation was computed. [2021-10-28 23:17:08,046 INFO L857 garLoopResultBuilder]: For program point L54-1(line 54) no Hoare annotation was computed. [2021-10-28 23:17:08,047 INFO L857 garLoopResultBuilder]: For program point L219-7(lines 219 227) no Hoare annotation was computed. [2021-10-28 23:17:08,047 INFO L857 garLoopResultBuilder]: For program point L54-2(line 54) no Hoare annotation was computed. [2021-10-28 23:17:08,047 INFO L857 garLoopResultBuilder]: For program point L219-8(lines 219 227) no Hoare annotation was computed. [2021-10-28 23:17:08,047 INFO L857 garLoopResultBuilder]: For program point L219-9(lines 219 227) no Hoare annotation was computed. [2021-10-28 23:17:08,047 INFO L857 garLoopResultBuilder]: For program point L219-10(lines 219 227) no Hoare annotation was computed. [2021-10-28 23:17:08,047 INFO L857 garLoopResultBuilder]: For program point L219-11(lines 219 227) no Hoare annotation was computed. [2021-10-28 23:17:08,048 INFO L857 garLoopResultBuilder]: For program point L418(lines 418 422) no Hoare annotation was computed. [2021-10-28 23:17:08,048 INFO L857 garLoopResultBuilder]: For program point L121(lines 121 127) no Hoare annotation was computed. [2021-10-28 23:17:08,048 INFO L853 garLoopResultBuilder]: At program point L121-1(lines 121 127) the Hoare annotation is: (let ((.cse2 (= ~pumpRunning~0 0))) (let ((.cse22 (<= 2 ~waterLevel~0)) (.cse1 (= ULTIMATE.start_test_~splverifierCounter~0 0)) (.cse12 (not .cse2)) (.cse7 (= 1 ~systemActive~0)) (.cse18 (= ULTIMATE.start_isHighWaterLevel_~tmp~4 0)) (.cse24 (= ~waterLevel~0 1))) (let ((.cse23 (or (and .cse1 .cse12 .cse22 .cse7 .cse18) (and .cse1 .cse12 .cse7 .cse18 .cse24))) (.cse3 (= |ULTIMATE.start_valid_product_#res| ~systemActive~0)) (.cse4 (= ULTIMATE.start_main_~tmp~10 ~systemActive~0)) (.cse11 (<= 1 ~methaneLevelCritical~0)) (.cse13 (<= 1 ULTIMATE.start___utac_acc__Specification3_spec__1_~tmp~6)) (.cse17 (<= 1 |ULTIMATE.start_isMethaneLevelCritical_#res|)) (.cse0 (<= |ULTIMATE.start_getWaterLevel_#res| 1)) (.cse5 (= |ULTIMATE.start_isMethaneLevelCritical_#res| 0)) (.cse6 (= ~methaneLevelCritical~0 0)) (.cse14 (not (= |ULTIMATE.start_isHighWaterLevel_#res| 0))) (.cse8 (<= ~waterLevel~0 2)) (.cse15 (not (= ULTIMATE.start_isHighWaterLevel_~tmp___0~1 0))) (.cse16 (= |ULTIMATE.start_valid_product_#res| 1)) (.cse9 (= ULTIMATE.start___utac_acc__Specification3_spec__1_~tmp~6 0)) (.cse19 (= ULTIMATE.start_main_~tmp~10 1)) (.cse20 (= ULTIMATE.start_processEnvironment_~tmp~3 0)) (.cse10 (<= ULTIMATE.start___utac_acc__Specification3_spec__1_~tmp___0~3 1)) (.cse21 (= ULTIMATE.start_processEnvironment__wrappee__lowWaterSensor_~tmp~2 0))) (or (and .cse0 .cse1 .cse2 .cse3 .cse4 .cse5 .cse6 .cse7 .cse8 .cse9 .cse10) (and .cse1 .cse11 .cse12 .cse13 .cse14 .cse7 .cse8 .cse15 .cse16 .cse17 .cse18 .cse19 .cse20 .cse21) (and .cse1 .cse2 .cse3 .cse4 .cse11 .cse13 .cse22 .cse7 .cse8 .cse17) (and .cse5 .cse6 .cse23 .cse14 .cse8 .cse15 .cse16 .cse9 .cse19) (and .cse1 .cse2 .cse3 .cse4 .cse6 .cse7 .cse24) (and .cse11 .cse13 .cse23 .cse14 .cse8 .cse15 .cse16 .cse17 .cse19) (and .cse1 .cse2 .cse3 .cse4 .cse6 .cse22 .cse7 .cse8) (and .cse1 .cse2 .cse3 .cse4 .cse11 .cse13 (<= ~waterLevel~0 1) .cse7 .cse17) (and .cse0 .cse1 .cse12 .cse5 .cse6 .cse14 .cse7 .cse8 .cse15 .cse16 .cse18 .cse9 .cse19 .cse20 (= |ULTIMATE.start_isMethaneAlarm_#res| 0) .cse10 .cse21))))) [2021-10-28 23:17:08,048 INFO L853 garLoopResultBuilder]: At program point L914-2(lines 914 928) the Hoare annotation is: false [2021-10-28 23:17:08,048 INFO L857 garLoopResultBuilder]: For program point L518(lines 518 531) no Hoare annotation was computed. [2021-10-28 23:17:08,049 INFO L853 garLoopResultBuilder]: At program point L518-1(lines 1 997) the Hoare annotation is: (let ((.cse1 (= ~pumpRunning~0 0))) (let ((.cse9 (<= |ULTIMATE.start_getWaterLevel_#res| 1)) (.cse13 (<= ULTIMATE.start___utac_acc__Specification3_spec__1_~tmp___0~3 1)) (.cse14 (= |ULTIMATE.start_valid_product_#res| ~systemActive~0)) (.cse15 (= ULTIMATE.start_main_~tmp~10 ~systemActive~0)) (.cse2 (<= 1 ~methaneLevelCritical~0)) (.cse3 (<= 1 ULTIMATE.start___utac_acc__Specification3_spec__1_~tmp~6)) (.cse4 (<= ~waterLevel~0 1)) (.cse7 (<= 1 |ULTIMATE.start_isMethaneLevelCritical_#res|)) (.cse20 (= ULTIMATE.start_processEnvironment_~tmp~3 0)) (.cse21 (= ULTIMATE.start_processEnvironment__wrappee__lowWaterSensor_~tmp~2 0)) (.cse0 (= ULTIMATE.start_test_~splverifierCounter~0 0)) (.cse16 (not .cse1)) (.cse10 (= |ULTIMATE.start_isMethaneLevelCritical_#res| 0)) (.cse11 (= ~methaneLevelCritical~0 0)) (.cse22 (<= 2 ~waterLevel~0)) (.cse17 (not (= |ULTIMATE.start_isHighWaterLevel_#res| 0))) (.cse5 (= 1 ~systemActive~0)) (.cse23 (<= ~waterLevel~0 2)) (.cse18 (not (= ULTIMATE.start_isHighWaterLevel_~tmp___0~1 0))) (.cse6 (= |ULTIMATE.start_valid_product_#res| 1)) (.cse19 (= ULTIMATE.start_isHighWaterLevel_~tmp~4 0)) (.cse12 (= ULTIMATE.start___utac_acc__Specification3_spec__1_~tmp~6 0)) (.cse24 (= |ULTIMATE.start_isHighWaterSensorDry_#res| 0)) (.cse8 (= ULTIMATE.start_main_~tmp~10 1)) (.cse25 (not (= ULTIMATE.start_processEnvironment__wrappee__highWaterSensor_~tmp~1 0)))) (or (and .cse0 .cse1 .cse2 .cse3 .cse4 .cse5 .cse6 .cse7 .cse8) (and .cse9 .cse0 .cse1 .cse10 .cse11 .cse4 .cse5 .cse6 .cse12 .cse8 .cse13) (and .cse0 .cse1 .cse11 .cse5 .cse6 .cse8 (= ~waterLevel~0 1)) (and .cse9 .cse0 .cse14 .cse15 .cse16 .cse10 .cse11 .cse4 .cse17 .cse5 .cse18 .cse19 .cse12 .cse20 (= |ULTIMATE.start_isMethaneAlarm_#res| 0) .cse13 .cse21) (and .cse0 .cse2 .cse16 .cse3 .cse22 .cse17 .cse5 .cse23 .cse18 .cse6 .cse7 .cse19 .cse24 .cse8 .cse25) (and .cse0 .cse14 .cse15 .cse2 .cse16 .cse3 .cse4 .cse17 .cse5 .cse18 .cse7 .cse19 .cse20 .cse21) (and .cse0 .cse16 .cse10 .cse11 .cse22 .cse17 .cse5 .cse23 .cse18 .cse6 .cse19 .cse12 .cse24 .cse8 .cse25)))) [2021-10-28 23:17:08,049 INFO L857 garLoopResultBuilder]: For program point L518-2(lines 518 531) no Hoare annotation was computed. [2021-10-28 23:17:08,049 INFO L853 garLoopResultBuilder]: At program point L518-3(lines 1 997) the Hoare annotation is: false [2021-10-28 23:17:08,049 INFO L857 garLoopResultBuilder]: For program point L518-4(lines 518 531) no Hoare annotation was computed. [2021-10-28 23:17:08,049 INFO L853 garLoopResultBuilder]: At program point L518-5(lines 1 997) the Hoare annotation is: false [2021-10-28 23:17:08,050 INFO L853 garLoopResultBuilder]: At program point L320(lines 315 323) the Hoare annotation is: (and (= ULTIMATE.start_test_~splverifierCounter~0 0) (not (= ~pumpRunning~0 0)) (= |ULTIMATE.start_isMethaneLevelCritical_#res| 0) (not (= |ULTIMATE.start_isPumpRunning_#res| 0)) (= ~methaneLevelCritical~0 0) (<= 2 ~waterLevel~0) (not (= |ULTIMATE.start_isHighWaterLevel_#res| 0)) (= 1 ~systemActive~0) (<= ~waterLevel~0 2) (not (= ULTIMATE.start_isHighWaterLevel_~tmp___0~1 0)) (= |ULTIMATE.start_valid_product_#res| 1) (= ULTIMATE.start_isHighWaterLevel_~tmp~4 0) (= ULTIMATE.start___utac_acc__Specification3_spec__1_~tmp~6 0) (= |ULTIMATE.start_isHighWaterSensorDry_#res| 0) (= ULTIMATE.start_main_~tmp~10 1) (not (= ULTIMATE.start_processEnvironment__wrappee__highWaterSensor_~tmp~1 0))) [2021-10-28 23:17:08,050 INFO L853 garLoopResultBuilder]: At program point L320-1(lines 315 323) the Hoare annotation is: false [2021-10-28 23:17:08,051 INFO L853 garLoopResultBuilder]: At program point L320-2(lines 315 323) the Hoare annotation is: false [2021-10-28 23:17:08,051 INFO L857 garLoopResultBuilder]: For program point L915(line 915) no Hoare annotation was computed. [2021-10-28 23:17:08,052 INFO L857 garLoopResultBuilder]: For program point L388(lines 388 392) no Hoare annotation was computed. [2021-10-28 23:17:08,052 INFO L857 garLoopResultBuilder]: For program point L388-2(lines 388 392) no Hoare annotation was computed. [2021-10-28 23:17:08,052 INFO L857 garLoopResultBuilder]: For program point L388-3(lines 388 392) no Hoare annotation was computed. [2021-10-28 23:17:08,052 INFO L857 garLoopResultBuilder]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2021-10-28 23:17:08,052 INFO L857 garLoopResultBuilder]: For program point L388-5(lines 388 392) no Hoare annotation was computed. [2021-10-28 23:17:08,053 INFO L853 garLoopResultBuilder]: At program point L190(lines 190 196) the Hoare annotation is: (let ((.cse18 (= ~pumpRunning~0 0))) (let ((.cse2 (= ~methaneLevelCritical~0 0)) (.cse13 (= |ULTIMATE.start_valid_product_#res| ~systemActive~0)) (.cse14 (= ULTIMATE.start_main_~tmp~10 ~systemActive~0)) (.cse15 (<= ~waterLevel~0 1)) (.cse16 (= ULTIMATE.start_processEnvironment_~tmp~3 0)) (.cse17 (= ULTIMATE.start_processEnvironment__wrappee__lowWaterSensor_~tmp~2 0)) (.cse0 (= ULTIMATE.start_test_~splverifierCounter~0 0)) (.cse19 (<= 1 ~methaneLevelCritical~0)) (.cse1 (not .cse18)) (.cse3 (<= 2 ~waterLevel~0)) (.cse4 (not (= |ULTIMATE.start_isHighWaterLevel_#res| 0))) (.cse5 (= 1 ~systemActive~0)) (.cse6 (<= ~waterLevel~0 2)) (.cse7 (not (= ULTIMATE.start_isHighWaterLevel_~tmp___0~1 0))) (.cse8 (= |ULTIMATE.start_valid_product_#res| 1)) (.cse9 (= ULTIMATE.start_isHighWaterLevel_~tmp~4 0)) (.cse10 (= |ULTIMATE.start_isHighWaterSensorDry_#res| 0)) (.cse11 (= ULTIMATE.start_main_~tmp~10 1)) (.cse12 (not (= ULTIMATE.start_processEnvironment__wrappee__highWaterSensor_~tmp~1 0)))) (or (and .cse0 .cse1 .cse2 .cse3 .cse4 .cse5 .cse6 .cse7 .cse8 .cse9 .cse10 .cse11 .cse12) (and .cse0 .cse13 .cse14 .cse1 (= |ULTIMATE.start_isMethaneLevelCritical_#res| 0) .cse2 .cse15 .cse4 .cse5 .cse7 .cse9 .cse16 (= |ULTIMATE.start_isMethaneAlarm_#res| 0) .cse17) (and .cse0 .cse18 .cse13 .cse14 .cse19 .cse15 .cse5) (and .cse0 .cse18 .cse13 .cse14 .cse2 .cse15 .cse5) (and .cse0 .cse13 .cse14 .cse19 .cse1 .cse15 .cse4 .cse5 .cse7 (<= 1 |ULTIMATE.start_isMethaneLevelCritical_#res|) .cse9 .cse16 .cse17) (and .cse0 .cse19 .cse1 .cse3 .cse4 .cse5 .cse6 .cse7 .cse8 .cse9 .cse10 .cse11 .cse12)))) [2021-10-28 23:17:08,053 INFO L857 garLoopResultBuilder]: For program point L388-6(lines 388 392) no Hoare annotation was computed. [2021-10-28 23:17:08,053 INFO L853 garLoopResultBuilder]: At program point L157(lines 110 158) the Hoare annotation is: false [2021-10-28 23:17:08,053 INFO L853 garLoopResultBuilder]: At program point L190-1(lines 190 196) the Hoare annotation is: false [2021-10-28 23:17:08,053 INFO L857 garLoopResultBuilder]: For program point L388-8(lines 388 392) no Hoare annotation was computed. [2021-10-28 23:17:08,053 INFO L853 garLoopResultBuilder]: At program point L190-2(lines 190 196) the Hoare annotation is: false [2021-10-28 23:17:08,054 INFO L857 garLoopResultBuilder]: For program point L388-9(lines 388 392) no Hoare annotation was computed. [2021-10-28 23:17:08,054 INFO L857 garLoopResultBuilder]: For program point L388-11(lines 388 392) no Hoare annotation was computed. [2021-10-28 23:17:08,054 INFO L857 garLoopResultBuilder]: For program point L388-12(lines 388 392) no Hoare annotation was computed. [2021-10-28 23:17:08,054 INFO L857 garLoopResultBuilder]: For program point L388-14(lines 388 392) no Hoare annotation was computed. [2021-10-28 23:17:08,054 INFO L857 garLoopResultBuilder]: For program point L388-15(lines 388 392) no Hoare annotation was computed. [2021-10-28 23:17:08,054 INFO L857 garLoopResultBuilder]: For program point L388-17(lines 388 392) no Hoare annotation was computed. [2021-10-28 23:17:08,055 INFO L853 garLoopResultBuilder]: At program point L488(lines 479 492) the Hoare annotation is: false [2021-10-28 23:17:08,055 INFO L853 garLoopResultBuilder]: At program point L488-1(lines 479 492) the Hoare annotation is: false [2021-10-28 23:17:08,055 INFO L853 garLoopResultBuilder]: At program point L488-2(lines 479 492) the Hoare annotation is: false [2021-10-28 23:17:08,055 INFO L853 garLoopResultBuilder]: At program point L488-3(lines 479 492) the Hoare annotation is: (let ((.cse3 (<= 2 ~waterLevel~0)) (.cse5 (<= ~waterLevel~0 2)) (.cse6 (= |ULTIMATE.start_valid_product_#res| 1)) (.cse7 (= |ULTIMATE.start_isHighWaterSensorDry_#res| 0)) (.cse9 (<= 1 ~methaneLevelCritical~0)) (.cse0 (= ULTIMATE.start_test_~splverifierCounter~0 0)) (.cse1 (= ~pumpRunning~0 0)) (.cse10 (= |ULTIMATE.start_valid_product_#res| ~systemActive~0)) (.cse2 (= ~methaneLevelCritical~0 0)) (.cse11 (<= ~waterLevel~0 1)) (.cse12 (= |ULTIMATE.start_isHighWaterSensorDry_#res| 1)) (.cse4 (= 1 ~systemActive~0)) (.cse8 (= ULTIMATE.start_main_~tmp~10 1))) (or (and .cse0 .cse1 .cse2 .cse3 .cse4 .cse5 .cse6 .cse7 .cse8) (and .cse0 .cse1 .cse9 .cse3 .cse4 .cse5 .cse6 .cse7 .cse8) (and .cse0 .cse1 .cse10 .cse9 .cse11 .cse12 .cse4 .cse8) (and .cse0 .cse1 .cse10 .cse2 .cse11 .cse12 .cse4 .cse8))) [2021-10-28 23:17:08,055 INFO L853 garLoopResultBuilder]: At program point L488-4(lines 479 492) the Hoare annotation is: false [2021-10-28 23:17:08,056 INFO L853 garLoopResultBuilder]: At program point L488-5(lines 479 492) the Hoare annotation is: false [2021-10-28 23:17:08,056 INFO L853 garLoopResultBuilder]: At program point L488-6(lines 479 492) the Hoare annotation is: false [2021-10-28 23:17:08,056 INFO L853 garLoopResultBuilder]: At program point L488-7(lines 479 492) the Hoare annotation is: false [2021-10-28 23:17:08,056 INFO L853 garLoopResultBuilder]: At program point L488-8(lines 479 492) the Hoare annotation is: false [2021-10-28 23:17:08,056 INFO L853 garLoopResultBuilder]: At program point L488-9(lines 479 492) the Hoare annotation is: false [2021-10-28 23:17:08,056 INFO L853 garLoopResultBuilder]: At program point L488-10(lines 479 492) the Hoare annotation is: false [2021-10-28 23:17:08,057 INFO L853 garLoopResultBuilder]: At program point L488-11(lines 479 492) the Hoare annotation is: false [2021-10-28 23:17:08,057 INFO L853 garLoopResultBuilder]: At program point L92(lines 87 95) 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 23:17:08,057 INFO L857 garLoopResultBuilder]: For program point L918(lines 918 922) no Hoare annotation was computed. [2021-10-28 23:17:08,057 INFO L857 garLoopResultBuilder]: For program point L918-1(lines 183 189) no Hoare annotation was computed. [2021-10-28 23:17:08,057 INFO L857 garLoopResultBuilder]: For program point L522(lines 522 528) no Hoare annotation was computed. [2021-10-28 23:17:08,057 INFO L857 garLoopResultBuilder]: For program point L522-2(lines 522 528) no Hoare annotation was computed. [2021-10-28 23:17:08,058 INFO L857 garLoopResultBuilder]: For program point L522-4(lines 522 528) no Hoare annotation was computed. [2021-10-28 23:17:08,058 INFO L857 garLoopResultBuilder]: For program point L985(lines 985 992) no Hoare annotation was computed. [2021-10-28 23:17:08,058 INFO L860 garLoopResultBuilder]: At program point L985-1(lines 985 992) the Hoare annotation is: true [2021-10-28 23:17:08,058 INFO L857 garLoopResultBuilder]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2021-10-28 23:17:08,058 INFO L853 garLoopResultBuilder]: At program point L394(lines 379 397) the Hoare annotation is: (let ((.cse0 (= ULTIMATE.start_test_~splverifierCounter~0 0)) (.cse1 (not (= ~pumpRunning~0 0))) (.cse2 (<= ~waterLevel~0 1)) (.cse3 (not (= |ULTIMATE.start_isHighWaterLevel_#res| 0))) (.cse4 (= 1 ~systemActive~0)) (.cse5 (not (= ULTIMATE.start_isHighWaterLevel_~tmp___0~1 0))) (.cse6 (= |ULTIMATE.start_valid_product_#res| 1)) (.cse7 (= ULTIMATE.start_isHighWaterLevel_~tmp~4 0)) (.cse8 (= ULTIMATE.start_main_~tmp~10 1)) (.cse9 (= ULTIMATE.start_processEnvironment_~tmp~3 0))) (or (and .cse0 .cse1 (= |ULTIMATE.start_isMethaneLevelCritical_#res| 0) (= ~methaneLevelCritical~0 0) .cse2 .cse3 .cse4 .cse5 .cse6 .cse7 .cse8 .cse9 (= |ULTIMATE.start_isMethaneAlarm_#res| 0)) (and .cse0 (<= 1 ~methaneLevelCritical~0) .cse1 .cse2 .cse3 .cse4 .cse5 .cse6 (<= 1 |ULTIMATE.start_isMethaneLevelCritical_#res|) .cse7 .cse8 .cse9))) [2021-10-28 23:17:08,059 INFO L853 garLoopResultBuilder]: At program point L394-1(lines 379 397) the Hoare annotation is: false [2021-10-28 23:17:08,059 INFO L853 garLoopResultBuilder]: At program point L394-2(lines 379 397) the Hoare annotation is: false [2021-10-28 23:17:08,059 INFO L853 garLoopResultBuilder]: At program point L394-3(lines 379 397) the Hoare annotation is: false [2021-10-28 23:17:08,059 INFO L853 garLoopResultBuilder]: At program point L394-4(lines 379 397) the Hoare annotation is: false [2021-10-28 23:17:08,059 INFO L853 garLoopResultBuilder]: At program point L394-5(lines 379 397) the Hoare annotation is: false [2021-10-28 23:17:08,059 INFO L857 garLoopResultBuilder]: For program point L131(lines 131 137) no Hoare annotation was computed. [2021-10-28 23:17:08,060 INFO L853 garLoopResultBuilder]: At program point L131-1(lines 131 137) the Hoare annotation is: (let ((.cse14 (= ~pumpRunning~0 0))) (let ((.cse7 (= ULTIMATE.start_test_~splverifierCounter~0 0)) (.cse8 (not .cse14)) (.cse10 (= 1 ~systemActive~0)) (.cse11 (= ULTIMATE.start_isHighWaterLevel_~tmp~4 0))) (let ((.cse15 (= |ULTIMATE.start_valid_product_#res| ~systemActive~0)) (.cse16 (= ULTIMATE.start_main_~tmp~10 ~systemActive~0)) (.cse0 (= ~methaneLevelCritical~0 0)) (.cse1 (or (and .cse7 .cse8 (<= 2 ~waterLevel~0) .cse10 .cse11) (and .cse7 .cse8 .cse10 .cse11 (= ~waterLevel~0 1)))) (.cse3 (<= ~waterLevel~0 2)) (.cse17 (<= 1 ~methaneLevelCritical~0)) (.cse9 (<= ~waterLevel~0 1)) (.cse2 (not (= |ULTIMATE.start_isHighWaterLevel_#res| 0))) (.cse4 (not (= ULTIMATE.start_isHighWaterLevel_~tmp___0~1 0))) (.cse5 (= |ULTIMATE.start_valid_product_#res| 1)) (.cse6 (= ULTIMATE.start_main_~tmp~10 1)) (.cse12 (= ULTIMATE.start_processEnvironment_~tmp~3 0)) (.cse13 (= ULTIMATE.start_processEnvironment__wrappee__lowWaterSensor_~tmp~2 0))) (or (and .cse0 .cse1 .cse2 .cse3 .cse4 .cse5 .cse6) (and .cse7 .cse8 .cse0 .cse9 .cse2 .cse10 .cse4 .cse5 .cse11 .cse6 .cse12 .cse13) (and .cse7 .cse14 .cse15 .cse16 .cse17 .cse10 .cse3) (and .cse7 .cse14 .cse15 .cse16 .cse0 .cse10 .cse3) (and .cse17 .cse1 .cse2 .cse3 .cse4 .cse5 .cse6) (and .cse7 .cse17 .cse8 .cse9 .cse2 .cse10 .cse4 .cse5 .cse11 .cse6 .cse12 .cse13))))) [2021-10-28 23:17:08,060 INFO L857 garLoopResultBuilder]: For program point L-1(line -1) no Hoare annotation was computed. [2021-10-28 23:17:08,060 INFO L857 garLoopResultBuilder]: For program point ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION(line 54) no Hoare annotation was computed. [2021-10-28 23:17:08,060 INFO L857 garLoopResultBuilder]: For program point L430(lines 430 434) no Hoare annotation was computed. [2021-10-28 23:17:08,064 INFO L731 BasicCegarLoop]: Path program histogram: [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-10-28 23:17:08,065 INFO L179 ceAbstractionStarter]: Computing trace abstraction results [2021-10-28 23:17:08,113 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 28.10 11:17:08 BoogieIcfgContainer [2021-10-28 23:17:08,113 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2021-10-28 23:17:08,114 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2021-10-28 23:17:08,114 INFO L271 PluginConnector]: Initializing Witness Printer... [2021-10-28 23:17:08,114 INFO L275 PluginConnector]: Witness Printer initialized [2021-10-28 23:17:08,115 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 28.10 11:16:50" (3/4) ... [2021-10-28 23:17:08,118 INFO L137 WitnessPrinter]: Generating witness for correct program [2021-10-28 23:17:08,150 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 41 nodes and edges [2021-10-28 23:17:08,152 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 21 nodes and edges [2021-10-28 23:17:08,154 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 10 nodes and edges [2021-10-28 23:17:08,156 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 5 nodes and edges [2021-10-28 23:17:08,158 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 2 nodes and edges [2021-10-28 23:17:08,160 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2021-10-28 23:17:08,162 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2021-10-28 23:17:08,189 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((pumpRunning == 0 && methaneLevelCritical == 0) && 1 == systemActive) && \result == 1) && waterLevel == 1 [2021-10-28 23:17:08,189 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((pumpRunning == 0 && methaneLevelCritical == 0) && 1 == systemActive) && \result == 1) && tmp == 1) && waterLevel == 1 [2021-10-28 23:17:08,190 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((((((((((((splverifierCounter == 0 && pumpRunning == 0) && 1 <= methaneLevelCritical) && 1 <= tmp) && waterLevel <= 1) && 1 == systemActive) && \result == 1) && 1 <= \result) && tmp == 1) || ((((((((((\result <= 1 && splverifierCounter == 0) && pumpRunning == 0) && \result == 0) && methaneLevelCritical == 0) && waterLevel <= 1) && 1 == systemActive) && \result == 1) && tmp == 0) && tmp == 1) && tmp___0 <= 1)) || ((((((splverifierCounter == 0 && pumpRunning == 0) && methaneLevelCritical == 0) && 1 == systemActive) && \result == 1) && tmp == 1) && waterLevel == 1)) || ((((((((((((((((\result <= 1 && splverifierCounter == 0) && \result == systemActive) && tmp == systemActive) && !(pumpRunning == 0)) && \result == 0) && methaneLevelCritical == 0) && waterLevel <= 1) && !(\result == 0)) && 1 == systemActive) && !(tmp___0 == 0)) && tmp == 0) && tmp == 0) && tmp == 0) && \result == 0) && tmp___0 <= 1) && tmp == 0)) || ((((((((((((((splverifierCounter == 0 && 1 <= methaneLevelCritical) && !(pumpRunning == 0)) && 1 <= tmp) && 2 <= waterLevel) && !(\result == 0)) && 1 == systemActive) && waterLevel <= 2) && !(tmp___0 == 0)) && \result == 1) && 1 <= \result) && tmp == 0) && \result == 0) && tmp == 1) && !(tmp == 0))) || (((((((((((((splverifierCounter == 0 && \result == systemActive) && tmp == systemActive) && 1 <= methaneLevelCritical) && !(pumpRunning == 0)) && 1 <= tmp) && waterLevel <= 1) && !(\result == 0)) && 1 == systemActive) && !(tmp___0 == 0)) && 1 <= \result) && tmp == 0) && tmp == 0) && tmp == 0)) || ((((((((((((((splverifierCounter == 0 && !(pumpRunning == 0)) && \result == 0) && methaneLevelCritical == 0) && 2 <= waterLevel) && !(\result == 0)) && 1 == systemActive) && waterLevel <= 2) && !(tmp___0 == 0)) && \result == 1) && tmp == 0) && tmp == 0) && \result == 0) && tmp == 1) && !(tmp == 0)) [2021-10-28 23:17:08,190 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((((((((((((((((\result <= 1 && splverifierCounter == 0) && pumpRunning == 0) && \result == systemActive) && tmp == systemActive) && \result == 0) && methaneLevelCritical == 0) && 1 == systemActive) && waterLevel <= 2) && tmp == 0) && tmp___0 <= 1) || (((((((((((((splverifierCounter == 0 && 1 <= methaneLevelCritical) && !(pumpRunning == 0)) && 1 <= tmp) && !(\result == 0)) && 1 == systemActive) && waterLevel <= 2) && !(tmp___0 == 0)) && \result == 1) && 1 <= \result) && tmp == 0) && tmp == 1) && tmp == 0) && tmp == 0)) || (((((((((splverifierCounter == 0 && pumpRunning == 0) && \result == systemActive) && tmp == systemActive) && 1 <= methaneLevelCritical) && 1 <= tmp) && 2 <= waterLevel) && 1 == systemActive) && waterLevel <= 2) && 1 <= \result)) || ((((((((\result == 0 && methaneLevelCritical == 0) && (((((splverifierCounter == 0 && !(pumpRunning == 0)) && 2 <= waterLevel) && 1 == systemActive) && tmp == 0) || ((((splverifierCounter == 0 && !(pumpRunning == 0)) && 1 == systemActive) && tmp == 0) && waterLevel == 1))) && !(\result == 0)) && waterLevel <= 2) && !(tmp___0 == 0)) && \result == 1) && tmp == 0) && tmp == 1)) || ((((((splverifierCounter == 0 && pumpRunning == 0) && \result == systemActive) && tmp == systemActive) && methaneLevelCritical == 0) && 1 == systemActive) && waterLevel == 1)) || ((((((((1 <= methaneLevelCritical && 1 <= tmp) && (((((splverifierCounter == 0 && !(pumpRunning == 0)) && 2 <= waterLevel) && 1 == systemActive) && tmp == 0) || ((((splverifierCounter == 0 && !(pumpRunning == 0)) && 1 == systemActive) && tmp == 0) && waterLevel == 1))) && !(\result == 0)) && waterLevel <= 2) && !(tmp___0 == 0)) && \result == 1) && 1 <= \result) && tmp == 1)) || (((((((splverifierCounter == 0 && pumpRunning == 0) && \result == systemActive) && tmp == systemActive) && methaneLevelCritical == 0) && 2 <= waterLevel) && 1 == systemActive) && waterLevel <= 2)) || ((((((((splverifierCounter == 0 && pumpRunning == 0) && \result == systemActive) && tmp == systemActive) && 1 <= methaneLevelCritical) && 1 <= tmp) && waterLevel <= 1) && 1 == systemActive) && 1 <= \result)) || ((((((((((((((((\result <= 1 && splverifierCounter == 0) && !(pumpRunning == 0)) && \result == 0) && methaneLevelCritical == 0) && !(\result == 0)) && 1 == systemActive) && waterLevel <= 2) && !(tmp___0 == 0)) && \result == 1) && tmp == 0) && tmp == 0) && tmp == 1) && tmp == 0) && \result == 0) && tmp___0 <= 1) && tmp == 0) [2021-10-28 23:17:08,191 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((((((((methaneLevelCritical == 0 && (((((splverifierCounter == 0 && !(pumpRunning == 0)) && 2 <= waterLevel) && 1 == systemActive) && tmp == 0) || ((((splverifierCounter == 0 && !(pumpRunning == 0)) && 1 == systemActive) && tmp == 0) && waterLevel == 1))) && !(\result == 0)) && waterLevel <= 2) && !(tmp___0 == 0)) && \result == 1) && tmp == 1) || (((((((((((splverifierCounter == 0 && !(pumpRunning == 0)) && methaneLevelCritical == 0) && waterLevel <= 1) && !(\result == 0)) && 1 == systemActive) && !(tmp___0 == 0)) && \result == 1) && tmp == 0) && tmp == 1) && tmp == 0) && tmp == 0)) || ((((((splverifierCounter == 0 && pumpRunning == 0) && \result == systemActive) && tmp == systemActive) && 1 <= methaneLevelCritical) && 1 == systemActive) && waterLevel <= 2)) || ((((((splverifierCounter == 0 && pumpRunning == 0) && \result == systemActive) && tmp == systemActive) && methaneLevelCritical == 0) && 1 == systemActive) && waterLevel <= 2)) || ((((((1 <= methaneLevelCritical && (((((splverifierCounter == 0 && !(pumpRunning == 0)) && 2 <= waterLevel) && 1 == systemActive) && tmp == 0) || ((((splverifierCounter == 0 && !(pumpRunning == 0)) && 1 == systemActive) && tmp == 0) && waterLevel == 1))) && !(\result == 0)) && waterLevel <= 2) && !(tmp___0 == 0)) && \result == 1) && tmp == 1)) || (((((((((((splverifierCounter == 0 && 1 <= methaneLevelCritical) && !(pumpRunning == 0)) && waterLevel <= 1) && !(\result == 0)) && 1 == systemActive) && !(tmp___0 == 0)) && \result == 1) && tmp == 0) && tmp == 1) && tmp == 0) && tmp == 0) [2021-10-28 23:17:08,192 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((((((((((splverifierCounter == 0 && !(pumpRunning == 0)) && methaneLevelCritical == 0) && waterLevel <= 1) && !(\result == 0)) && 1 == systemActive) && !(tmp___0 == 0)) && \result == 1) && tmp == 0) && tmp == 1) || ((((((splverifierCounter == 0 && pumpRunning == 0) && \result == systemActive) && tmp == systemActive) && 1 <= methaneLevelCritical) && 1 == systemActive) && waterLevel <= 2)) || ((((((splverifierCounter == 0 && pumpRunning == 0) && \result == systemActive) && tmp == systemActive) && methaneLevelCritical == 0) && 1 == systemActive) && waterLevel <= 2)) || (((((((((splverifierCounter == 0 && 1 <= methaneLevelCritical) && !(pumpRunning == 0)) && waterLevel <= 1) && !(\result == 0)) && 1 == systemActive) && !(tmp___0 == 0)) && \result == 1) && tmp == 0) && tmp == 1) [2021-10-28 23:17:08,192 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((((((((((((((splverifierCounter == 0 && !(pumpRunning == 0)) && methaneLevelCritical == 0) && 2 <= waterLevel) && !(\result == 0)) && 1 == systemActive) && waterLevel <= 2) && !(tmp___0 == 0)) && \result == 1) && tmp == 0) && \result == 0) && tmp == 1) && !(tmp == 0)) || (((((((((((((splverifierCounter == 0 && \result == systemActive) && tmp == systemActive) && !(pumpRunning == 0)) && \result == 0) && methaneLevelCritical == 0) && waterLevel <= 1) && !(\result == 0)) && 1 == systemActive) && !(tmp___0 == 0)) && tmp == 0) && tmp == 0) && \result == 0) && tmp == 0)) || ((((((splverifierCounter == 0 && pumpRunning == 0) && \result == systemActive) && tmp == systemActive) && 1 <= methaneLevelCritical) && waterLevel <= 1) && 1 == systemActive)) || ((((((splverifierCounter == 0 && pumpRunning == 0) && \result == systemActive) && tmp == systemActive) && methaneLevelCritical == 0) && waterLevel <= 1) && 1 == systemActive)) || ((((((((((((splverifierCounter == 0 && \result == systemActive) && tmp == systemActive) && 1 <= methaneLevelCritical) && !(pumpRunning == 0)) && waterLevel <= 1) && !(\result == 0)) && 1 == systemActive) && !(tmp___0 == 0)) && 1 <= \result) && tmp == 0) && tmp == 0) && tmp == 0)) || ((((((((((((splverifierCounter == 0 && 1 <= methaneLevelCritical) && !(pumpRunning == 0)) && 2 <= waterLevel) && !(\result == 0)) && 1 == systemActive) && waterLevel <= 2) && !(tmp___0 == 0)) && \result == 1) && tmp == 0) && \result == 0) && tmp == 1) && !(tmp == 0)) [2021-10-28 23:17:08,194 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((((((((((((((((splverifierCounter == 0 && !(pumpRunning == 0)) && \result == 0) && methaneLevelCritical == 0) && 2 <= waterLevel) && !(\result == 0)) && 1 == systemActive) && waterLevel <= 2) && !(tmp___0 == 0)) && \result == 1) && tmp == 0) && \result == 0) && tmp == 1) && !(tmp == 0)) || ((((((((((((splverifierCounter == 0 && 1 <= methaneLevelCritical) && !(pumpRunning == 0)) && waterLevel <= 1) && !(\result == 0)) && 1 == systemActive) && !(tmp___0 == 0)) && \result == 1) && 1 <= \result) && tmp == 0) && tmp == 1) && tmp == 0) && tmp == 0)) || (((((((((((((splverifierCounter == 0 && 1 <= methaneLevelCritical) && !(pumpRunning == 0)) && 2 <= waterLevel) && !(\result == 0)) && 1 == systemActive) && waterLevel <= 2) && !(tmp___0 == 0)) && \result == 1) && 1 <= \result) && tmp == 0) && \result == 0) && tmp == 1) && !(tmp == 0))) || (((((((splverifierCounter == 0 && pumpRunning == 0) && \result == systemActive) && 1 <= methaneLevelCritical) && waterLevel <= 1) && 1 == systemActive) && 1 <= \result) && tmp == 1)) || (((((((splverifierCounter == 0 && pumpRunning == 0) && \result == systemActive) && \result == 0) && methaneLevelCritical == 0) && waterLevel <= 1) && 1 == systemActive) && tmp == 1)) || (((((((((((((splverifierCounter == 0 && !(pumpRunning == 0)) && \result == 0) && methaneLevelCritical == 0) && waterLevel <= 1) && !(\result == 0)) && 1 == systemActive) && !(tmp___0 == 0)) && \result == 1) && tmp == 0) && tmp == 1) && tmp == 0) && \result == 0) && tmp == 0) [2021-10-28 23:17:08,194 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((((((((splverifierCounter == 0 && !(pumpRunning == 0)) && \result == 0) && methaneLevelCritical == 0) && waterLevel <= 1) && !(\result == 0)) && 1 == systemActive) && !(tmp___0 == 0)) && \result == 1) && tmp == 0) && tmp == 1) || ((((((((((splverifierCounter == 0 && 1 <= methaneLevelCritical) && !(pumpRunning == 0)) && waterLevel <= 1) && !(\result == 0)) && 1 == systemActive) && !(tmp___0 == 0)) && \result == 1) && 1 <= \result) && tmp == 0) && tmp == 1) [2021-10-28 23:17:08,195 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((((((((((splverifierCounter == 0 && !(pumpRunning == 0)) && \result == 0) && methaneLevelCritical == 0) && waterLevel <= 1) && !(\result == 0)) && 1 == systemActive) && !(tmp___0 == 0)) && \result == 1) && tmp == 0) && tmp == 1) && \result == 0) || ((((((((((splverifierCounter == 0 && 1 <= methaneLevelCritical) && !(pumpRunning == 0)) && waterLevel <= 1) && !(\result == 0)) && 1 == systemActive) && !(tmp___0 == 0)) && \result == 1) && 1 <= \result) && tmp == 0) && tmp == 1) [2021-10-28 23:17:08,196 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((((((((((((((\result <= 1 && splverifierCounter == 0) && \result == systemActive) && \result == 0) && methaneLevelCritical == 0) && waterLevel <= 1) && !(\result == 0)) && 1 == systemActive) && !(tmp___0 == 0)) && tmp == 0) && tmp == 0) && tmp == 1) && tmp == 0) && \result == 0) && tmp == 0) || ((((((((((((((splverifierCounter == 0 && !(pumpRunning == 0)) && \result == 0) && methaneLevelCritical == 0) && 2 <= waterLevel) && !(\result == 0)) && 1 == systemActive) && waterLevel <= 2) && !(tmp___0 == 0)) && \result == 1) && tmp == 0) && tmp == 0) && \result == 0) && tmp == 1) && !(tmp == 0))) || (((((((((\result <= 1 && splverifierCounter == 0) && pumpRunning == 0) && \result == 0) && methaneLevelCritical == 0) && waterLevel <= 1) && 1 == systemActive) && \result == 1) && tmp == 0) && tmp == 1) [2021-10-28 23:17:08,197 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((((((((splverifierCounter == 0 && pumpRunning == 0) && methaneLevelCritical == 0) && 2 <= waterLevel) && 1 == systemActive) && waterLevel <= 2) && \result == 1) && \result == 0) && tmp == 1) || ((((((((splverifierCounter == 0 && pumpRunning == 0) && 1 <= methaneLevelCritical) && 2 <= waterLevel) && 1 == systemActive) && waterLevel <= 2) && \result == 1) && \result == 0) && tmp == 1)) || (((((((splverifierCounter == 0 && pumpRunning == 0) && \result == systemActive) && 1 <= methaneLevelCritical) && waterLevel <= 1) && \result == 1) && 1 == systemActive) && tmp == 1)) || (((((((splverifierCounter == 0 && pumpRunning == 0) && \result == systemActive) && methaneLevelCritical == 0) && waterLevel <= 1) && \result == 1) && 1 == systemActive) && tmp == 1) [2021-10-28 23:17:08,198 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((((((((((splverifierCounter == 0 && tmp___0 == 0) && pumpRunning == 0) && \result == systemActive) && 1 <= methaneLevelCritical) && waterLevel <= 1) && tmp == 1) && \result == 0) && \result == 1) && 1 == systemActive) && tmp == 1) || (((((((((((splverifierCounter == 0 && pumpRunning == 0) && methaneLevelCritical == 0) && 2 <= waterLevel) && !(\result == 0)) && 1 == systemActive) && waterLevel <= 2) && !(tmp___0 == 0)) && \result == 1) && tmp == 0) && \result == 0) && tmp == 1)) || ((((((((((splverifierCounter == 0 && tmp___0 == 0) && pumpRunning == 0) && \result == systemActive) && methaneLevelCritical == 0) && waterLevel <= 1) && tmp == 1) && \result == 0) && \result == 1) && 1 == systemActive) && tmp == 1)) || (((((((((((splverifierCounter == 0 && pumpRunning == 0) && 1 <= methaneLevelCritical) && 2 <= waterLevel) && !(\result == 0)) && 1 == systemActive) && waterLevel <= 2) && !(tmp___0 == 0)) && \result == 1) && tmp == 0) && \result == 0) && tmp == 1) [2021-10-28 23:17:08,199 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((((((((((((splverifierCounter == 0 && !(pumpRunning == 0)) && \result == 0) && !(\result == 0)) && methaneLevelCritical == 0) && 2 <= waterLevel) && !(\result == 0)) && 1 == systemActive) && waterLevel <= 2) && !(tmp___0 == 0)) && \result == 1) && tmp == 0) && tmp == 0) && \result == 0) && tmp == 1) && !(tmp == 0) [2021-10-28 23:17:08,200 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((((((((((splverifierCounter == 0 && !(pumpRunning == 0)) && \result == 0) && methaneLevelCritical == 0) && waterLevel <= 1) && !(\result == 0)) && 1 == systemActive) && !(tmp___0 == 0)) && \result == 1) && tmp == 0) && tmp == 1) && tmp == 0) && \result == 0) || (((((((((((splverifierCounter == 0 && 1 <= methaneLevelCritical) && !(pumpRunning == 0)) && waterLevel <= 1) && !(\result == 0)) && 1 == systemActive) && !(tmp___0 == 0)) && \result == 1) && 1 <= \result) && tmp == 0) && tmp == 1) && tmp == 0) [2021-10-28 23:17:08,201 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((((((((((splverifierCounter == 0 && !(pumpRunning == 0)) && \result == 0) && methaneLevelCritical == 0) && waterLevel <= 1) && !(\result == 0)) && 1 == systemActive) && !(tmp___0 == 0)) && \result == 1) && tmp == 0) && tmp == 1) && tmp == 0) && \result == 0) || (((((((((((splverifierCounter == 0 && 1 <= methaneLevelCritical) && !(pumpRunning == 0)) && waterLevel <= 1) && !(\result == 0)) && 1 == systemActive) && !(tmp___0 == 0)) && \result == 1) && 1 <= \result) && tmp == 0) && tmp == 1) && tmp == 0) [2021-10-28 23:17:08,303 INFO L141 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c4558c3f-4e69-40cc-9beb-11343ab31ddf/bin/uautomizer-GMMbpWq8iD/witness.graphml [2021-10-28 23:17:08,304 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2021-10-28 23:17:08,305 INFO L168 Benchmark]: Toolchain (without parser) took 19170.17 ms. Allocated memory was 88.1 MB in the beginning and 255.9 MB in the end (delta: 167.8 MB). Free memory was 51.5 MB in the beginning and 196.6 MB in the end (delta: -145.0 MB). Peak memory consumption was 22.3 MB. Max. memory is 16.1 GB. [2021-10-28 23:17:08,306 INFO L168 Benchmark]: CDTParser took 0.17 ms. Allocated memory is still 88.1 MB. Free memory is still 68.6 MB. There was no memory consumed. Max. memory is 16.1 GB. [2021-10-28 23:17:08,307 INFO L168 Benchmark]: CACSL2BoogieTranslator took 531.46 ms. Allocated memory was 88.1 MB in the beginning and 111.1 MB in the end (delta: 23.1 MB). Free memory was 51.3 MB in the beginning and 76.9 MB in the end (delta: -25.6 MB). Peak memory consumption was 8.4 MB. Max. memory is 16.1 GB. [2021-10-28 23:17:08,307 INFO L168 Benchmark]: Boogie Procedure Inliner took 99.29 ms. Allocated memory is still 111.1 MB. Free memory was 76.9 MB in the beginning and 71.6 MB in the end (delta: 5.2 MB). Peak memory consumption was 6.3 MB. Max. memory is 16.1 GB. [2021-10-28 23:17:08,307 INFO L168 Benchmark]: Boogie Preprocessor took 59.10 ms. Allocated memory is still 111.1 MB. Free memory was 71.6 MB in the beginning and 68.0 MB in the end (delta: 3.7 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. [2021-10-28 23:17:08,308 INFO L168 Benchmark]: RCFGBuilder took 1160.00 ms. Allocated memory is still 111.1 MB. Free memory was 68.0 MB in the beginning and 61.3 MB in the end (delta: 6.6 MB). Peak memory consumption was 35.7 MB. Max. memory is 16.1 GB. [2021-10-28 23:17:08,308 INFO L168 Benchmark]: TraceAbstraction took 17118.73 ms. Allocated memory was 111.1 MB in the beginning and 255.9 MB in the end (delta: 144.7 MB). Free memory was 60.4 MB in the beginning and 212.3 MB in the end (delta: -151.9 MB). Peak memory consumption was 135.2 MB. Max. memory is 16.1 GB. [2021-10-28 23:17:08,309 INFO L168 Benchmark]: Witness Printer took 189.92 ms. Allocated memory is still 255.9 MB. Free memory was 212.3 MB in the beginning and 196.6 MB in the end (delta: 15.7 MB). Peak memory consumption was 14.7 MB. Max. memory is 16.1 GB. [2021-10-28 23:17:08,311 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.17 ms. Allocated memory is still 88.1 MB. Free memory is still 68.6 MB. There was no memory consumed. Max. memory is 16.1 GB. * CACSL2BoogieTranslator took 531.46 ms. Allocated memory was 88.1 MB in the beginning and 111.1 MB in the end (delta: 23.1 MB). Free memory was 51.3 MB in the beginning and 76.9 MB in the end (delta: -25.6 MB). Peak memory consumption was 8.4 MB. Max. memory is 16.1 GB. * Boogie Procedure Inliner took 99.29 ms. Allocated memory is still 111.1 MB. Free memory was 76.9 MB in the beginning and 71.6 MB in the end (delta: 5.2 MB). Peak memory consumption was 6.3 MB. Max. memory is 16.1 GB. * Boogie Preprocessor took 59.10 ms. Allocated memory is still 111.1 MB. Free memory was 71.6 MB in the beginning and 68.0 MB in the end (delta: 3.7 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. * RCFGBuilder took 1160.00 ms. Allocated memory is still 111.1 MB. Free memory was 68.0 MB in the beginning and 61.3 MB in the end (delta: 6.6 MB). Peak memory consumption was 35.7 MB. Max. memory is 16.1 GB. * TraceAbstraction took 17118.73 ms. Allocated memory was 111.1 MB in the beginning and 255.9 MB in the end (delta: 144.7 MB). Free memory was 60.4 MB in the beginning and 212.3 MB in the end (delta: -151.9 MB). Peak memory consumption was 135.2 MB. Max. memory is 16.1 GB. * Witness Printer took 189.92 ms. Allocated memory is still 255.9 MB. Free memory was 212.3 MB in the beginning and 196.6 MB in the end (delta: 15.7 MB). Peak memory consumption was 14.7 MB. Max. memory is 16.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: ErrorAutomatonStatistics NumberErrorTraces: 0, NumberStatementsAllTraces: 0, NumberRelevantStatements: 0, 0.0s ErrorAutomatonConstructionTimeTotal, 0.0s FaulLocalizationTime, NumberStatementsFirstTrace: -1, TraceLengthAvg: 0, 0.0s ErrorAutomatonConstructionTimeAvg, 0.0s ErrorAutomatonDifferenceTimeAvg, 0.0s ErrorAutomatonDifferenceTimeTotal, NumberOfNoEnhancement: 0, NumberOfFiniteEnhancement: 0, NumberOfInfiniteEnhancement: 0 - PositiveResult [Line: 54]: call to reach_error is unreachable For all program executions holds that call to reach_error is unreachable at this location - PositiveResult [Line: 54]: call to reach_error is unreachable For all program executions holds that call to reach_error is unreachable at this location - PositiveResult [Line: 54]: call to reach_error is unreachable For all program executions holds that call to reach_error is unreachable at this location - StatisticsResult: Ultimate Automizer benchmark data CFG has 1 procedures, 195 locations, 3 error locations. Started 1 CEGAR loops. OverallTime: 17.0s, OverallIterations: 16, TraceHistogramMax: 2, PathProgramHistogramMax: 1, EmptinessCheckTime: 0.0s, AutomataDifference: 2.1s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 11.2s, InitialAbstractionConstructionTime: 0.0s, PartialOrderReductionTime: 0.0s, HoareTripleCheckerStatistics: 2084 SDtfs, 3519 SDslu, 3642 SDs, 0 SdLazy, 534 SolverSat, 98 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 0.7s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 250 GetRequests, 153 SyntacticMatches, 0 SemanticMatches, 97 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 81 ImplicationChecksByTransitivity, 0.5s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=258occurred in iteration=12, InterpolantAutomatonStates: 104, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: 0.4s AutomataMinimizationTime, 16 MinimizatonAttempts, 1946 StatesRemovedByMinimization, 12 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 69 LocationsWithAnnotation, 69 PreInvPairs, 288 NumberOfFragments, 2317 HoareAnnotationTreeSize, 69 FomulaSimplifications, 66681105 FormulaSimplificationTreeSizeReduction, 3.2s HoareSimplificationTime, 69 FomulaSimplificationsInter, 8650276 FormulaSimplificationTreeSizeReductionInter, 7.9s HoareSimplificationTimeInter, RefinementEngineStatistics: TRACE_CHECK: 0.1s SsaConstructionTime, 0.5s SatisfiabilityAnalysisTime, 1.5s InterpolantComputationTime, 733 NumberOfCodeBlocks, 733 NumberOfCodeBlocksAsserted, 18 NumberOfCheckSat, 715 ConstructedInterpolants, 0 QuantifiedInterpolants, 1496 SizeOfPredicates, 6 NumberOfNonLiveVariables, 894 ConjunctsInSsa, 12 ConjunctsInUnsatCore, 18 InterpolantComputations, 14 PerfectInterpolantSequences, 104/120 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: 360]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 470]: Loop Invariant Derived loop invariant: (((((((((((((((\result <= 1 && splverifierCounter == 0) && \result == systemActive) && \result == 0) && methaneLevelCritical == 0) && waterLevel <= 1) && !(\result == 0)) && 1 == systemActive) && !(tmp___0 == 0)) && tmp == 0) && tmp == 0) && tmp == 1) && tmp == 0) && \result == 0) && tmp == 0) || ((((((((((((((splverifierCounter == 0 && !(pumpRunning == 0)) && \result == 0) && methaneLevelCritical == 0) && 2 <= waterLevel) && !(\result == 0)) && 1 == systemActive) && waterLevel <= 2) && !(tmp___0 == 0)) && \result == 1) && tmp == 0) && tmp == 0) && \result == 0) && tmp == 1) && !(tmp == 0))) || (((((((((\result <= 1 && splverifierCounter == 0) && pumpRunning == 0) && \result == 0) && methaneLevelCritical == 0) && waterLevel <= 1) && 1 == systemActive) && \result == 1) && tmp == 0) && tmp == 1) - InvariantResult [Line: 110]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 479]: Loop Invariant Derived loop invariant: ((((((((((splverifierCounter == 0 && pumpRunning == 0) && methaneLevelCritical == 0) && 2 <= waterLevel) && 1 == systemActive) && waterLevel <= 2) && \result == 1) && \result == 0) && tmp == 1) || ((((((((splverifierCounter == 0 && pumpRunning == 0) && 1 <= methaneLevelCritical) && 2 <= waterLevel) && 1 == systemActive) && waterLevel <= 2) && \result == 1) && \result == 0) && tmp == 1)) || (((((((splverifierCounter == 0 && pumpRunning == 0) && \result == systemActive) && 1 <= methaneLevelCritical) && waterLevel <= 1) && \result == 1) && 1 == systemActive) && tmp == 1)) || (((((((splverifierCounter == 0 && pumpRunning == 0) && \result == systemActive) && methaneLevelCritical == 0) && waterLevel <= 1) && \result == 1) && 1 == systemActive) && tmp == 1) - InvariantResult [Line: 479]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 479]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 315]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 379]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 479]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 360]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 379]: Loop Invariant Derived loop invariant: ((((((((((((splverifierCounter == 0 && !(pumpRunning == 0)) && \result == 0) && methaneLevelCritical == 0) && waterLevel <= 1) && !(\result == 0)) && 1 == systemActive) && !(tmp___0 == 0)) && \result == 1) && tmp == 0) && tmp == 1) && tmp == 0) && \result == 0) || (((((((((((splverifierCounter == 0 && 1 <= methaneLevelCritical) && !(pumpRunning == 0)) && waterLevel <= 1) && !(\result == 0)) && 1 == systemActive) && !(tmp___0 == 0)) && \result == 1) && 1 <= \result) && tmp == 0) && tmp == 1) && tmp == 0) - InvariantResult [Line: 315]: Loop Invariant Derived loop invariant: ((((((((((((((splverifierCounter == 0 && !(pumpRunning == 0)) && \result == 0) && !(\result == 0)) && methaneLevelCritical == 0) && 2 <= waterLevel) && !(\result == 0)) && 1 == systemActive) && waterLevel <= 2) && !(tmp___0 == 0)) && \result == 1) && tmp == 0) && tmp == 0) && \result == 0) && tmp == 1) && !(tmp == 0) - InvariantResult [Line: 438]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 360]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 479]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 493]: Loop Invariant Derived loop invariant: ((((((((((((splverifierCounter == 0 && !(pumpRunning == 0)) && \result == 0) && methaneLevelCritical == 0) && waterLevel <= 1) && !(\result == 0)) && 1 == systemActive) && !(tmp___0 == 0)) && \result == 1) && tmp == 0) && tmp == 1) && tmp == 0) && \result == 0) || (((((((((((splverifierCounter == 0 && 1 <= methaneLevelCritical) && !(pumpRunning == 0)) && waterLevel <= 1) && !(\result == 0)) && 1 == systemActive) && !(tmp___0 == 0)) && \result == 1) && 1 <= \result) && tmp == 0) && tmp == 1) && tmp == 0) - InvariantResult [Line: 493]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 479]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 360]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 360]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 958]: Loop Invariant Derived loop invariant: ((((pumpRunning == 0 && methaneLevelCritical == 0) && 1 == systemActive) && \result == 1) && tmp == 1) && waterLevel == 1 - InvariantResult [Line: 315]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 131]: Loop Invariant Derived loop invariant: ((((((((((methaneLevelCritical == 0 && (((((splverifierCounter == 0 && !(pumpRunning == 0)) && 2 <= waterLevel) && 1 == systemActive) && tmp == 0) || ((((splverifierCounter == 0 && !(pumpRunning == 0)) && 1 == systemActive) && tmp == 0) && waterLevel == 1))) && !(\result == 0)) && waterLevel <= 2) && !(tmp___0 == 0)) && \result == 1) && tmp == 1) || (((((((((((splverifierCounter == 0 && !(pumpRunning == 0)) && methaneLevelCritical == 0) && waterLevel <= 1) && !(\result == 0)) && 1 == systemActive) && !(tmp___0 == 0)) && \result == 1) && tmp == 0) && tmp == 1) && tmp == 0) && tmp == 0)) || ((((((splverifierCounter == 0 && pumpRunning == 0) && \result == systemActive) && tmp == systemActive) && 1 <= methaneLevelCritical) && 1 == systemActive) && waterLevel <= 2)) || ((((((splverifierCounter == 0 && pumpRunning == 0) && \result == systemActive) && tmp == systemActive) && methaneLevelCritical == 0) && 1 == systemActive) && waterLevel <= 2)) || ((((((1 <= methaneLevelCritical && (((((splverifierCounter == 0 && !(pumpRunning == 0)) && 2 <= waterLevel) && 1 == systemActive) && tmp == 0) || ((((splverifierCounter == 0 && !(pumpRunning == 0)) && 1 == systemActive) && tmp == 0) && waterLevel == 1))) && !(\result == 0)) && waterLevel <= 2) && !(tmp___0 == 0)) && \result == 1) && tmp == 1)) || (((((((((((splverifierCounter == 0 && 1 <= methaneLevelCritical) && !(pumpRunning == 0)) && waterLevel <= 1) && !(\result == 0)) && 1 == systemActive) && !(tmp___0 == 0)) && \result == 1) && tmp == 0) && tmp == 1) && tmp == 0) && tmp == 0) - InvariantResult [Line: 182]: Loop Invariant Derived loop invariant: (((((((((((splverifierCounter == 0 && !(pumpRunning == 0)) && methaneLevelCritical == 0) && waterLevel <= 1) && !(\result == 0)) && 1 == systemActive) && !(tmp___0 == 0)) && \result == 1) && tmp == 0) && tmp == 1) || ((((((splverifierCounter == 0 && pumpRunning == 0) && \result == systemActive) && tmp == systemActive) && 1 <= methaneLevelCritical) && 1 == systemActive) && waterLevel <= 2)) || ((((((splverifierCounter == 0 && pumpRunning == 0) && \result == systemActive) && tmp == systemActive) && methaneLevelCritical == 0) && 1 == systemActive) && waterLevel <= 2)) || (((((((((splverifierCounter == 0 && 1 <= methaneLevelCritical) && !(pumpRunning == 0)) && waterLevel <= 1) && !(\result == 0)) && 1 == systemActive) && !(tmp___0 == 0)) && \result == 1) && tmp == 0) && tmp == 1) - InvariantResult [Line: 470]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 190]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 438]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 1]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 304]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 360]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 1]: Loop Invariant Derived loop invariant: (((((((((((((splverifierCounter == 0 && pumpRunning == 0) && 1 <= methaneLevelCritical) && 1 <= tmp) && waterLevel <= 1) && 1 == systemActive) && \result == 1) && 1 <= \result) && tmp == 1) || ((((((((((\result <= 1 && splverifierCounter == 0) && pumpRunning == 0) && \result == 0) && methaneLevelCritical == 0) && waterLevel <= 1) && 1 == systemActive) && \result == 1) && tmp == 0) && tmp == 1) && tmp___0 <= 1)) || ((((((splverifierCounter == 0 && pumpRunning == 0) && methaneLevelCritical == 0) && 1 == systemActive) && \result == 1) && tmp == 1) && waterLevel == 1)) || ((((((((((((((((\result <= 1 && splverifierCounter == 0) && \result == systemActive) && tmp == systemActive) && !(pumpRunning == 0)) && \result == 0) && methaneLevelCritical == 0) && waterLevel <= 1) && !(\result == 0)) && 1 == systemActive) && !(tmp___0 == 0)) && tmp == 0) && tmp == 0) && tmp == 0) && \result == 0) && tmp___0 <= 1) && tmp == 0)) || ((((((((((((((splverifierCounter == 0 && 1 <= methaneLevelCritical) && !(pumpRunning == 0)) && 1 <= tmp) && 2 <= waterLevel) && !(\result == 0)) && 1 == systemActive) && waterLevel <= 2) && !(tmp___0 == 0)) && \result == 1) && 1 <= \result) && tmp == 0) && \result == 0) && tmp == 1) && !(tmp == 0))) || (((((((((((((splverifierCounter == 0 && \result == systemActive) && tmp == systemActive) && 1 <= methaneLevelCritical) && !(pumpRunning == 0)) && 1 <= tmp) && waterLevel <= 1) && !(\result == 0)) && 1 == systemActive) && !(tmp___0 == 0)) && 1 <= \result) && tmp == 0) && tmp == 0) && tmp == 0)) || ((((((((((((((splverifierCounter == 0 && !(pumpRunning == 0)) && \result == 0) && methaneLevelCritical == 0) && 2 <= waterLevel) && !(\result == 0)) && 1 == systemActive) && waterLevel <= 2) && !(tmp___0 == 0)) && \result == 1) && tmp == 0) && tmp == 0) && \result == 0) && tmp == 1) && !(tmp == 0)) - InvariantResult [Line: 914]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 379]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 438]: Loop Invariant Derived loop invariant: (((((((((((((((((splverifierCounter == 0 && !(pumpRunning == 0)) && \result == 0) && methaneLevelCritical == 0) && 2 <= waterLevel) && !(\result == 0)) && 1 == systemActive) && waterLevel <= 2) && !(tmp___0 == 0)) && \result == 1) && tmp == 0) && \result == 0) && tmp == 1) && !(tmp == 0)) || ((((((((((((splverifierCounter == 0 && 1 <= methaneLevelCritical) && !(pumpRunning == 0)) && waterLevel <= 1) && !(\result == 0)) && 1 == systemActive) && !(tmp___0 == 0)) && \result == 1) && 1 <= \result) && tmp == 0) && tmp == 1) && tmp == 0) && tmp == 0)) || (((((((((((((splverifierCounter == 0 && 1 <= methaneLevelCritical) && !(pumpRunning == 0)) && 2 <= waterLevel) && !(\result == 0)) && 1 == systemActive) && waterLevel <= 2) && !(tmp___0 == 0)) && \result == 1) && 1 <= \result) && tmp == 0) && \result == 0) && tmp == 1) && !(tmp == 0))) || (((((((splverifierCounter == 0 && pumpRunning == 0) && \result == systemActive) && 1 <= methaneLevelCritical) && waterLevel <= 1) && 1 == systemActive) && 1 <= \result) && tmp == 1)) || (((((((splverifierCounter == 0 && pumpRunning == 0) && \result == systemActive) && \result == 0) && methaneLevelCritical == 0) && waterLevel <= 1) && 1 == systemActive) && tmp == 1)) || (((((((((((((splverifierCounter == 0 && !(pumpRunning == 0)) && \result == 0) && methaneLevelCritical == 0) && waterLevel <= 1) && !(\result == 0)) && 1 == systemActive) && !(tmp___0 == 0)) && \result == 1) && tmp == 0) && tmp == 1) && tmp == 0) && \result == 0) && tmp == 0) - InvariantResult [Line: 121]: Loop Invariant Derived loop invariant: (((((((((((((((((\result <= 1 && splverifierCounter == 0) && pumpRunning == 0) && \result == systemActive) && tmp == systemActive) && \result == 0) && methaneLevelCritical == 0) && 1 == systemActive) && waterLevel <= 2) && tmp == 0) && tmp___0 <= 1) || (((((((((((((splverifierCounter == 0 && 1 <= methaneLevelCritical) && !(pumpRunning == 0)) && 1 <= tmp) && !(\result == 0)) && 1 == systemActive) && waterLevel <= 2) && !(tmp___0 == 0)) && \result == 1) && 1 <= \result) && tmp == 0) && tmp == 1) && tmp == 0) && tmp == 0)) || (((((((((splverifierCounter == 0 && pumpRunning == 0) && \result == systemActive) && tmp == systemActive) && 1 <= methaneLevelCritical) && 1 <= tmp) && 2 <= waterLevel) && 1 == systemActive) && waterLevel <= 2) && 1 <= \result)) || ((((((((\result == 0 && methaneLevelCritical == 0) && (((((splverifierCounter == 0 && !(pumpRunning == 0)) && 2 <= waterLevel) && 1 == systemActive) && tmp == 0) || ((((splverifierCounter == 0 && !(pumpRunning == 0)) && 1 == systemActive) && tmp == 0) && waterLevel == 1))) && !(\result == 0)) && waterLevel <= 2) && !(tmp___0 == 0)) && \result == 1) && tmp == 0) && tmp == 1)) || ((((((splverifierCounter == 0 && pumpRunning == 0) && \result == systemActive) && tmp == systemActive) && methaneLevelCritical == 0) && 1 == systemActive) && waterLevel == 1)) || ((((((((1 <= methaneLevelCritical && 1 <= tmp) && (((((splverifierCounter == 0 && !(pumpRunning == 0)) && 2 <= waterLevel) && 1 == systemActive) && tmp == 0) || ((((splverifierCounter == 0 && !(pumpRunning == 0)) && 1 == systemActive) && tmp == 0) && waterLevel == 1))) && !(\result == 0)) && waterLevel <= 2) && !(tmp___0 == 0)) && \result == 1) && 1 <= \result) && tmp == 1)) || (((((((splverifierCounter == 0 && pumpRunning == 0) && \result == systemActive) && tmp == systemActive) && methaneLevelCritical == 0) && 2 <= waterLevel) && 1 == systemActive) && waterLevel <= 2)) || ((((((((splverifierCounter == 0 && pumpRunning == 0) && \result == systemActive) && tmp == systemActive) && 1 <= methaneLevelCritical) && 1 <= tmp) && waterLevel <= 1) && 1 == systemActive) && 1 <= \result)) || ((((((((((((((((\result <= 1 && splverifierCounter == 0) && !(pumpRunning == 0)) && \result == 0) && methaneLevelCritical == 0) && !(\result == 0)) && 1 == systemActive) && waterLevel <= 2) && !(tmp___0 == 0)) && \result == 1) && tmp == 0) && tmp == 0) && tmp == 1) && tmp == 0) && \result == 0) && tmp___0 <= 1) && tmp == 0) - InvariantResult [Line: 182]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 1]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 379]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 479]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 360]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 190]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 360]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 87]: Loop Invariant Derived loop invariant: (((pumpRunning == 0 && methaneLevelCritical == 0) && 1 == systemActive) && \result == 1) && waterLevel == 1 - InvariantResult [Line: 985]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 975]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 493]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 379]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 470]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 304]: Loop Invariant Derived loop invariant: (((((((((((splverifierCounter == 0 && !(pumpRunning == 0)) && \result == 0) && methaneLevelCritical == 0) && waterLevel <= 1) && !(\result == 0)) && 1 == systemActive) && !(tmp___0 == 0)) && \result == 1) && tmp == 0) && tmp == 1) && \result == 0) || ((((((((((splverifierCounter == 0 && 1 <= methaneLevelCritical) && !(pumpRunning == 0)) && waterLevel <= 1) && !(\result == 0)) && 1 == systemActive) && !(tmp___0 == 0)) && \result == 1) && 1 <= \result) && tmp == 0) && tmp == 1) - InvariantResult [Line: 1]: Loop Invariant Derived loop invariant: ((pumpRunning == 0 && methaneLevelCritical == 0) && 1 == systemActive) && waterLevel == 1 - InvariantResult [Line: 479]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 182]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 479]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 360]: Loop Invariant Derived loop invariant: ((((((((((((splverifierCounter == 0 && tmp___0 == 0) && pumpRunning == 0) && \result == systemActive) && 1 <= methaneLevelCritical) && waterLevel <= 1) && tmp == 1) && \result == 0) && \result == 1) && 1 == systemActive) && tmp == 1) || (((((((((((splverifierCounter == 0 && pumpRunning == 0) && methaneLevelCritical == 0) && 2 <= waterLevel) && !(\result == 0)) && 1 == systemActive) && waterLevel <= 2) && !(tmp___0 == 0)) && \result == 1) && tmp == 0) && \result == 0) && tmp == 1)) || ((((((((((splverifierCounter == 0 && tmp___0 == 0) && pumpRunning == 0) && \result == systemActive) && methaneLevelCritical == 0) && waterLevel <= 1) && tmp == 1) && \result == 0) && \result == 1) && 1 == systemActive) && tmp == 1)) || (((((((((((splverifierCounter == 0 && pumpRunning == 0) && 1 <= methaneLevelCritical) && 2 <= waterLevel) && !(\result == 0)) && 1 == systemActive) && waterLevel <= 2) && !(tmp___0 == 0)) && \result == 1) && tmp == 0) && \result == 0) && tmp == 1) - InvariantResult [Line: 438]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 360]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 438]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 360]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 304]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 438]: Loop Invariant Derived loop invariant: ((((((((((splverifierCounter == 0 && !(pumpRunning == 0)) && \result == 0) && methaneLevelCritical == 0) && waterLevel <= 1) && !(\result == 0)) && 1 == systemActive) && !(tmp___0 == 0)) && \result == 1) && tmp == 0) && tmp == 1) || ((((((((((splverifierCounter == 0 && 1 <= methaneLevelCritical) && !(pumpRunning == 0)) && waterLevel <= 1) && !(\result == 0)) && 1 == systemActive) && !(tmp___0 == 0)) && \result == 1) && 1 <= \result) && tmp == 0) && tmp == 1) - InvariantResult [Line: 493]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 190]: Loop Invariant Derived loop invariant: ((((((((((((((((splverifierCounter == 0 && !(pumpRunning == 0)) && methaneLevelCritical == 0) && 2 <= waterLevel) && !(\result == 0)) && 1 == systemActive) && waterLevel <= 2) && !(tmp___0 == 0)) && \result == 1) && tmp == 0) && \result == 0) && tmp == 1) && !(tmp == 0)) || (((((((((((((splverifierCounter == 0 && \result == systemActive) && tmp == systemActive) && !(pumpRunning == 0)) && \result == 0) && methaneLevelCritical == 0) && waterLevel <= 1) && !(\result == 0)) && 1 == systemActive) && !(tmp___0 == 0)) && tmp == 0) && tmp == 0) && \result == 0) && tmp == 0)) || ((((((splverifierCounter == 0 && pumpRunning == 0) && \result == systemActive) && tmp == systemActive) && 1 <= methaneLevelCritical) && waterLevel <= 1) && 1 == systemActive)) || ((((((splverifierCounter == 0 && pumpRunning == 0) && \result == systemActive) && tmp == systemActive) && methaneLevelCritical == 0) && waterLevel <= 1) && 1 == systemActive)) || ((((((((((((splverifierCounter == 0 && \result == systemActive) && tmp == systemActive) && 1 <= methaneLevelCritical) && !(pumpRunning == 0)) && waterLevel <= 1) && !(\result == 0)) && 1 == systemActive) && !(tmp___0 == 0)) && 1 <= \result) && tmp == 0) && tmp == 0) && tmp == 0)) || ((((((((((((splverifierCounter == 0 && 1 <= methaneLevelCritical) && !(pumpRunning == 0)) && 2 <= waterLevel) && !(\result == 0)) && 1 == systemActive) && waterLevel <= 2) && !(tmp___0 == 0)) && \result == 1) && tmp == 0) && \result == 0) && tmp == 1) && !(tmp == 0)) - InvariantResult [Line: 479]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 479]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 493]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 379]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 360]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 493]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 479]: Loop Invariant Derived loop invariant: 0 RESULT: Ultimate proved your program to be correct! [2021-10-28 23:17:08,413 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c4558c3f-4e69-40cc-9beb-11343ab31ddf/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Forceful destruction successful, exit code 0 Received shutdown request...