./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/product-lines/minepump_spec2_product64.cil.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 7b2dab56 Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_23351846-7d59-4777-b8ce-c8e78191f712/bin/uautomizer-Z5i5R5N3CC/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_23351846-7d59-4777-b8ce-c8e78191f712/bin/uautomizer-Z5i5R5N3CC/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_23351846-7d59-4777-b8ce-c8e78191f712/bin/uautomizer-Z5i5R5N3CC/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_23351846-7d59-4777-b8ce-c8e78191f712/bin/uautomizer-Z5i5R5N3CC/config/AutomizerReach.xml -i ../../sv-benchmarks/c/product-lines/minepump_spec2_product64.cil.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_23351846-7d59-4777-b8ce-c8e78191f712/bin/uautomizer-Z5i5R5N3CC/config/svcomp-Reach-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_23351846-7d59-4777-b8ce-c8e78191f712/bin/uautomizer-Z5i5R5N3CC --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 e54df5218807ebc1aaf13f5cda92067864bfb3d3 ......................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... Execution finished normally Writing output log to file Ultimate.log Result: TRUE --- Real Ultimate output --- This is Ultimate 0.2.0-7b2dab5 [2021-10-11 00:23:39,058 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-10-11 00:23:39,061 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-10-11 00:23:39,115 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-10-11 00:23:39,116 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-10-11 00:23:39,121 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-10-11 00:23:39,124 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-10-11 00:23:39,128 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-10-11 00:23:39,132 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-10-11 00:23:39,138 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-10-11 00:23:39,139 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-10-11 00:23:39,141 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-10-11 00:23:39,141 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-10-11 00:23:39,144 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-10-11 00:23:39,146 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-10-11 00:23:39,148 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-10-11 00:23:39,150 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-10-11 00:23:39,153 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-10-11 00:23:39,156 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-10-11 00:23:39,164 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-10-11 00:23:39,166 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-10-11 00:23:39,168 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-10-11 00:23:39,171 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-10-11 00:23:39,172 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-10-11 00:23:39,181 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-10-11 00:23:39,182 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-10-11 00:23:39,182 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-10-11 00:23:39,184 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-10-11 00:23:39,185 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-10-11 00:23:39,186 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-10-11 00:23:39,187 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-10-11 00:23:39,188 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-10-11 00:23:39,190 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-10-11 00:23:39,191 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-10-11 00:23:39,192 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-10-11 00:23:39,193 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-10-11 00:23:39,194 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-10-11 00:23:39,194 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-10-11 00:23:39,194 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-10-11 00:23:39,195 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-10-11 00:23:39,196 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-10-11 00:23:39,198 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_23351846-7d59-4777-b8ce-c8e78191f712/bin/uautomizer-Z5i5R5N3CC/config/svcomp-Reach-32bit-Automizer_Default.epf [2021-10-11 00:23:39,238 INFO L113 SettingsManager]: Loading preferences was successful [2021-10-11 00:23:39,239 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-10-11 00:23:39,241 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-10-11 00:23:39,241 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-10-11 00:23:39,241 INFO L138 SettingsManager]: * Use SBE=true [2021-10-11 00:23:39,241 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-10-11 00:23:39,242 INFO L138 SettingsManager]: * sizeof long=4 [2021-10-11 00:23:39,242 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-10-11 00:23:39,242 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-10-11 00:23:39,242 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-10-11 00:23:39,249 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-10-11 00:23:39,250 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-10-11 00:23:39,250 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-10-11 00:23:39,250 INFO L138 SettingsManager]: * sizeof long double=12 [2021-10-11 00:23:39,250 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-10-11 00:23:39,250 INFO L138 SettingsManager]: * Use constant arrays=true [2021-10-11 00:23:39,251 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-10-11 00:23:39,251 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-10-11 00:23:39,251 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-10-11 00:23:39,251 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-10-11 00:23:39,251 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-10-11 00:23:39,252 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-10-11 00:23:39,252 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-10-11 00:23:39,252 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-10-11 00:23:39,252 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2021-10-11 00:23:39,252 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-10-11 00:23:39,252 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-10-11 00:23:39,253 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-10-11 00:23:39,253 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_23351846-7d59-4777-b8ce-c8e78191f712/bin/uautomizer-Z5i5R5N3CC/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_23351846-7d59-4777-b8ce-c8e78191f712/bin/uautomizer-Z5i5R5N3CC Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> e54df5218807ebc1aaf13f5cda92067864bfb3d3 [2021-10-11 00:23:39,554 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-10-11 00:23:39,589 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-10-11 00:23:39,595 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-10-11 00:23:39,597 INFO L271 PluginConnector]: Initializing CDTParser... [2021-10-11 00:23:39,598 INFO L275 PluginConnector]: CDTParser initialized [2021-10-11 00:23:39,600 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_23351846-7d59-4777-b8ce-c8e78191f712/bin/uautomizer-Z5i5R5N3CC/../../sv-benchmarks/c/product-lines/minepump_spec2_product64.cil.c [2021-10-11 00:23:39,694 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_23351846-7d59-4777-b8ce-c8e78191f712/bin/uautomizer-Z5i5R5N3CC/data/5c2c6ab8b/e72e249cecd74167b9d526ec019495f0/FLAG16984efd4 [2021-10-11 00:23:40,365 INFO L306 CDTParser]: Found 1 translation units. [2021-10-11 00:23:40,372 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_23351846-7d59-4777-b8ce-c8e78191f712/sv-benchmarks/c/product-lines/minepump_spec2_product64.cil.c [2021-10-11 00:23:40,385 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_23351846-7d59-4777-b8ce-c8e78191f712/bin/uautomizer-Z5i5R5N3CC/data/5c2c6ab8b/e72e249cecd74167b9d526ec019495f0/FLAG16984efd4 [2021-10-11 00:23:40,610 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_23351846-7d59-4777-b8ce-c8e78191f712/bin/uautomizer-Z5i5R5N3CC/data/5c2c6ab8b/e72e249cecd74167b9d526ec019495f0 [2021-10-11 00:23:40,612 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-10-11 00:23:40,614 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-10-11 00:23:40,615 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-10-11 00:23:40,616 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-10-11 00:23:40,619 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-10-11 00:23:40,620 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 11.10 12:23:40" (1/1) ... [2021-10-11 00:23:40,622 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@367228f5 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 12:23:40, skipping insertion in model container [2021-10-11 00:23:40,623 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 11.10 12:23:40" (1/1) ... [2021-10-11 00:23:40,631 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-10-11 00:23:40,703 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-10-11 00:23:41,025 WARN L226 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_23351846-7d59-4777-b8ce-c8e78191f712/sv-benchmarks/c/product-lines/minepump_spec2_product64.cil.c[6499,6512] [2021-10-11 00:23:41,112 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-10-11 00:23:41,137 INFO L203 MainTranslator]: Completed pre-run [2021-10-11 00:23:41,196 WARN L226 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_23351846-7d59-4777-b8ce-c8e78191f712/sv-benchmarks/c/product-lines/minepump_spec2_product64.cil.c[6499,6512] [2021-10-11 00:23:41,273 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-10-11 00:23:41,320 INFO L208 MainTranslator]: Completed translation [2021-10-11 00:23:41,321 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 12:23:41 WrapperNode [2021-10-11 00:23:41,321 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-10-11 00:23:41,323 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-10-11 00:23:41,323 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-10-11 00:23:41,325 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-10-11 00:23:41,333 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 12:23:41" (1/1) ... [2021-10-11 00:23:41,363 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 12:23:41" (1/1) ... [2021-10-11 00:23:41,456 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-10-11 00:23:41,457 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-10-11 00:23:41,457 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-10-11 00:23:41,457 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-10-11 00:23:41,466 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 12:23:41" (1/1) ... [2021-10-11 00:23:41,467 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 12:23:41" (1/1) ... [2021-10-11 00:23:41,491 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 12:23:41" (1/1) ... [2021-10-11 00:23:41,500 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 12:23:41" (1/1) ... [2021-10-11 00:23:41,522 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 12:23:41" (1/1) ... [2021-10-11 00:23:41,532 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 12:23:41" (1/1) ... [2021-10-11 00:23:41,549 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 12:23:41" (1/1) ... [2021-10-11 00:23:41,556 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-10-11 00:23:41,570 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-10-11 00:23:41,570 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-10-11 00:23:41,571 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-10-11 00:23:41,572 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 12:23:41" (1/1) ... No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_23351846-7d59-4777-b8ce-c8e78191f712/bin/uautomizer-Z5i5R5N3CC/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-10-11 00:23:41,665 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-10-11 00:23:41,666 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-10-11 00:23:41,668 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-10-11 00:23:41,668 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-10-11 00:23:43,088 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-10-11 00:23:43,089 INFO L299 CfgBuilder]: Removed 356 assume(true) statements. [2021-10-11 00:23:43,091 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 11.10 12:23:43 BoogieIcfgContainer [2021-10-11 00:23:43,091 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-10-11 00:23:43,094 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2021-10-11 00:23:43,094 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2021-10-11 00:23:43,098 INFO L275 PluginConnector]: TraceAbstraction initialized [2021-10-11 00:23:43,099 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 11.10 12:23:40" (1/3) ... [2021-10-11 00:23:43,100 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@195a0675 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 11.10 12:23:43, skipping insertion in model container [2021-10-11 00:23:43,100 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 12:23:41" (2/3) ... [2021-10-11 00:23:43,100 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@195a0675 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 11.10 12:23:43, skipping insertion in model container [2021-10-11 00:23:43,100 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 11.10 12:23:43" (3/3) ... [2021-10-11 00:23:43,102 INFO L111 eAbstractionObserver]: Analyzing ICFG minepump_spec2_product64.cil.c [2021-10-11 00:23:43,120 INFO L180 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2021-10-11 00:23:43,124 INFO L192 ceAbstractionStarter]: Appying trace abstraction to program that has 3 error locations. [2021-10-11 00:23:43,138 INFO L253 AbstractCegarLoop]: Starting to check reachability of 3 error locations. [2021-10-11 00:23:43,170 INFO L377 AbstractCegarLoop]: Interprodecural is true [2021-10-11 00:23:43,171 INFO L378 AbstractCegarLoop]: Hoare is true [2021-10-11 00:23:43,171 INFO L379 AbstractCegarLoop]: Compute interpolants for FPandBP [2021-10-11 00:23:43,171 INFO L380 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2021-10-11 00:23:43,171 INFO L381 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2021-10-11 00:23:43,171 INFO L382 AbstractCegarLoop]: Difference is false [2021-10-11 00:23:43,172 INFO L383 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2021-10-11 00:23:43,172 INFO L387 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2021-10-11 00:23:43,197 INFO L276 IsEmpty]: Start isEmpty. Operand 231 states. [2021-10-11 00:23:43,205 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-10-11 00:23:43,205 INFO L414 BasicCegarLoop]: Found error trace [2021-10-11 00:23:43,206 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-10-11 00:23:43,207 INFO L429 AbstractCegarLoop]: === Iteration 1 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-10-11 00:23:43,214 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-11 00:23:43,214 INFO L82 PathProgramCache]: Analyzing trace with hash -420892511, now seen corresponding path program 1 times [2021-10-11 00:23:43,226 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-11 00:23:43,226 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1019492123] [2021-10-11 00:23:43,227 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-11 00:23:43,437 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-11 00:23:43,588 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-11 00:23:43,588 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1019492123] [2021-10-11 00:23:43,589 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-10-11 00:23:43,590 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2021-10-11 00:23:43,591 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [759012806] [2021-10-11 00:23:43,596 INFO L461 AbstractCegarLoop]: Interpolant automaton has 2 states [2021-10-11 00:23:43,597 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-10-11 00:23:43,612 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2021-10-11 00:23:43,613 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2021-10-11 00:23:43,616 INFO L87 Difference]: Start difference. First operand 231 states. Second operand 2 states. [2021-10-11 00:23:43,687 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-11 00:23:43,688 INFO L93 Difference]: Finished difference Result 455 states and 684 transitions. [2021-10-11 00:23:43,688 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-10-11 00:23:43,690 INFO L78 Accepts]: Start accepts. Automaton has 2 states. Word has length 18 [2021-10-11 00:23:43,690 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-11 00:23:43,716 INFO L225 Difference]: With dead ends: 455 [2021-10-11 00:23:43,725 INFO L226 Difference]: Without dead ends: 227 [2021-10-11 00:23:43,730 INFO L677 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 [2021-10-11 00:23:43,748 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 227 states. [2021-10-11 00:23:43,810 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 227 to 227. [2021-10-11 00:23:43,812 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 227 states. [2021-10-11 00:23:43,814 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 227 states to 227 states and 334 transitions. [2021-10-11 00:23:43,815 INFO L78 Accepts]: Start accepts. Automaton has 227 states and 334 transitions. Word has length 18 [2021-10-11 00:23:43,816 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-11 00:23:43,816 INFO L481 AbstractCegarLoop]: Abstraction has 227 states and 334 transitions. [2021-10-11 00:23:43,816 INFO L482 AbstractCegarLoop]: Interpolant automaton has 2 states. [2021-10-11 00:23:43,816 INFO L276 IsEmpty]: Start isEmpty. Operand 227 states and 334 transitions. [2021-10-11 00:23:43,823 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2021-10-11 00:23:43,823 INFO L414 BasicCegarLoop]: Found error trace [2021-10-11 00:23:43,823 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-10-11 00:23:43,823 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2021-10-11 00:23:43,824 INFO L429 AbstractCegarLoop]: === Iteration 2 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-10-11 00:23:43,826 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-11 00:23:43,827 INFO L82 PathProgramCache]: Analyzing trace with hash -568929405, now seen corresponding path program 1 times [2021-10-11 00:23:43,827 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-11 00:23:43,827 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1949092569] [2021-10-11 00:23:43,827 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-11 00:23:43,905 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-11 00:23:44,007 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-11 00:23:44,007 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1949092569] [2021-10-11 00:23:44,008 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-10-11 00:23:44,008 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-10-11 00:23:44,008 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1980908088] [2021-10-11 00:23:44,010 INFO L461 AbstractCegarLoop]: Interpolant automaton has 3 states [2021-10-11 00:23:44,012 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-10-11 00:23:44,013 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-10-11 00:23:44,013 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-10-11 00:23:44,013 INFO L87 Difference]: Start difference. First operand 227 states and 334 transitions. Second operand 3 states. [2021-10-11 00:23:44,043 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-11 00:23:44,044 INFO L93 Difference]: Finished difference Result 227 states and 334 transitions. [2021-10-11 00:23:44,054 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-10-11 00:23:44,054 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 19 [2021-10-11 00:23:44,054 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-11 00:23:44,055 INFO L225 Difference]: With dead ends: 227 [2021-10-11 00:23:44,056 INFO L226 Difference]: Without dead ends: 87 [2021-10-11 00:23:44,057 INFO L677 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 [2021-10-11 00:23:44,061 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 87 states. [2021-10-11 00:23:44,067 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 87 to 87. [2021-10-11 00:23:44,067 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 87 states. [2021-10-11 00:23:44,068 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 87 states to 87 states and 127 transitions. [2021-10-11 00:23:44,068 INFO L78 Accepts]: Start accepts. Automaton has 87 states and 127 transitions. Word has length 19 [2021-10-11 00:23:44,068 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-11 00:23:44,068 INFO L481 AbstractCegarLoop]: Abstraction has 87 states and 127 transitions. [2021-10-11 00:23:44,069 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2021-10-11 00:23:44,069 INFO L276 IsEmpty]: Start isEmpty. Operand 87 states and 127 transitions. [2021-10-11 00:23:44,070 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2021-10-11 00:23:44,070 INFO L414 BasicCegarLoop]: Found error trace [2021-10-11 00:23:44,070 INFO L422 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] [2021-10-11 00:23:44,070 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2021-10-11 00:23:44,071 INFO L429 AbstractCegarLoop]: === Iteration 3 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-10-11 00:23:44,071 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-11 00:23:44,071 INFO L82 PathProgramCache]: Analyzing trace with hash -2011512384, now seen corresponding path program 1 times [2021-10-11 00:23:44,072 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-11 00:23:44,072 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [870454541] [2021-10-11 00:23:44,072 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-11 00:23:44,139 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-11 00:23:44,210 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-11 00:23:44,211 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [870454541] [2021-10-11 00:23:44,211 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-10-11 00:23:44,212 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-10-11 00:23:44,212 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1837067013] [2021-10-11 00:23:44,213 INFO L461 AbstractCegarLoop]: Interpolant automaton has 3 states [2021-10-11 00:23:44,213 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-10-11 00:23:44,214 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-10-11 00:23:44,215 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-10-11 00:23:44,219 INFO L87 Difference]: Start difference. First operand 87 states and 127 transitions. Second operand 3 states. [2021-10-11 00:23:44,273 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-11 00:23:44,274 INFO L93 Difference]: Finished difference Result 247 states and 367 transitions. [2021-10-11 00:23:44,276 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-10-11 00:23:44,277 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 24 [2021-10-11 00:23:44,278 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-11 00:23:44,281 INFO L225 Difference]: With dead ends: 247 [2021-10-11 00:23:44,282 INFO L226 Difference]: Without dead ends: 167 [2021-10-11 00:23:44,286 INFO L677 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 [2021-10-11 00:23:44,287 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 167 states. [2021-10-11 00:23:44,315 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 167 to 163. [2021-10-11 00:23:44,315 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 163 states. [2021-10-11 00:23:44,316 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 163 states to 163 states and 242 transitions. [2021-10-11 00:23:44,316 INFO L78 Accepts]: Start accepts. Automaton has 163 states and 242 transitions. Word has length 24 [2021-10-11 00:23:44,317 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-11 00:23:44,317 INFO L481 AbstractCegarLoop]: Abstraction has 163 states and 242 transitions. [2021-10-11 00:23:44,317 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2021-10-11 00:23:44,317 INFO L276 IsEmpty]: Start isEmpty. Operand 163 states and 242 transitions. [2021-10-11 00:23:44,319 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-10-11 00:23:44,319 INFO L414 BasicCegarLoop]: Found error trace [2021-10-11 00:23:44,319 INFO L422 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] [2021-10-11 00:23:44,319 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2021-10-11 00:23:44,319 INFO L429 AbstractCegarLoop]: === Iteration 4 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-10-11 00:23:44,320 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-11 00:23:44,320 INFO L82 PathProgramCache]: Analyzing trace with hash 1543064518, now seen corresponding path program 1 times [2021-10-11 00:23:44,320 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-11 00:23:44,321 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [266783377] [2021-10-11 00:23:44,321 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-11 00:23:44,367 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-11 00:23:44,423 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-11 00:23:44,424 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [266783377] [2021-10-11 00:23:44,424 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-10-11 00:23:44,424 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2021-10-11 00:23:44,425 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1951337893] [2021-10-11 00:23:44,426 INFO L461 AbstractCegarLoop]: Interpolant automaton has 3 states [2021-10-11 00:23:44,426 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-10-11 00:23:44,428 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-10-11 00:23:44,429 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-10-11 00:23:44,429 INFO L87 Difference]: Start difference. First operand 163 states and 242 transitions. Second operand 3 states. [2021-10-11 00:23:44,500 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-11 00:23:44,500 INFO L93 Difference]: Finished difference Result 332 states and 499 transitions. [2021-10-11 00:23:44,501 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-10-11 00:23:44,501 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 27 [2021-10-11 00:23:44,501 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-11 00:23:44,502 INFO L225 Difference]: With dead ends: 332 [2021-10-11 00:23:44,503 INFO L226 Difference]: Without dead ends: 176 [2021-10-11 00:23:44,505 INFO L677 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 [2021-10-11 00:23:44,506 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 176 states. [2021-10-11 00:23:44,519 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 176 to 174. [2021-10-11 00:23:44,521 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 174 states. [2021-10-11 00:23:44,522 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 174 states to 174 states and 252 transitions. [2021-10-11 00:23:44,523 INFO L78 Accepts]: Start accepts. Automaton has 174 states and 252 transitions. Word has length 27 [2021-10-11 00:23:44,523 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-11 00:23:44,523 INFO L481 AbstractCegarLoop]: Abstraction has 174 states and 252 transitions. [2021-10-11 00:23:44,523 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2021-10-11 00:23:44,523 INFO L276 IsEmpty]: Start isEmpty. Operand 174 states and 252 transitions. [2021-10-11 00:23:44,526 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-10-11 00:23:44,526 INFO L414 BasicCegarLoop]: Found error trace [2021-10-11 00:23:44,526 INFO L422 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] [2021-10-11 00:23:44,526 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2021-10-11 00:23:44,526 INFO L429 AbstractCegarLoop]: === Iteration 5 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-10-11 00:23:44,527 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-11 00:23:44,527 INFO L82 PathProgramCache]: Analyzing trace with hash 447177737, now seen corresponding path program 1 times [2021-10-11 00:23:44,527 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-11 00:23:44,527 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1958875858] [2021-10-11 00:23:44,528 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-11 00:23:44,563 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-11 00:23:44,624 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-11 00:23:44,625 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1958875858] [2021-10-11 00:23:44,625 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-10-11 00:23:44,625 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2021-10-11 00:23:44,625 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [606675124] [2021-10-11 00:23:44,626 INFO L461 AbstractCegarLoop]: Interpolant automaton has 5 states [2021-10-11 00:23:44,626 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-10-11 00:23:44,627 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2021-10-11 00:23:44,628 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2021-10-11 00:23:44,630 INFO L87 Difference]: Start difference. First operand 174 states and 252 transitions. Second operand 5 states. [2021-10-11 00:23:44,786 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-11 00:23:44,786 INFO L93 Difference]: Finished difference Result 859 states and 1254 transitions. [2021-10-11 00:23:44,787 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-10-11 00:23:44,787 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 27 [2021-10-11 00:23:44,787 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-11 00:23:44,791 INFO L225 Difference]: With dead ends: 859 [2021-10-11 00:23:44,792 INFO L226 Difference]: Without dead ends: 692 [2021-10-11 00:23:44,793 INFO L677 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 [2021-10-11 00:23:44,794 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 692 states. [2021-10-11 00:23:44,815 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 692 to 327. [2021-10-11 00:23:44,815 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 327 states. [2021-10-11 00:23:44,817 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 327 states to 327 states and 468 transitions. [2021-10-11 00:23:44,817 INFO L78 Accepts]: Start accepts. Automaton has 327 states and 468 transitions. Word has length 27 [2021-10-11 00:23:44,818 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-11 00:23:44,818 INFO L481 AbstractCegarLoop]: Abstraction has 327 states and 468 transitions. [2021-10-11 00:23:44,818 INFO L482 AbstractCegarLoop]: Interpolant automaton has 5 states. [2021-10-11 00:23:44,818 INFO L276 IsEmpty]: Start isEmpty. Operand 327 states and 468 transitions. [2021-10-11 00:23:44,819 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2021-10-11 00:23:44,820 INFO L414 BasicCegarLoop]: Found error trace [2021-10-11 00:23:44,820 INFO L422 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] [2021-10-11 00:23:44,820 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2021-10-11 00:23:44,820 INFO L429 AbstractCegarLoop]: === Iteration 6 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-10-11 00:23:44,821 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-11 00:23:44,821 INFO L82 PathProgramCache]: Analyzing trace with hash -986967423, now seen corresponding path program 1 times [2021-10-11 00:23:44,821 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-11 00:23:44,821 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [360788916] [2021-10-11 00:23:44,822 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-11 00:23:44,839 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-11 00:23:44,882 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-11 00:23:44,883 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [360788916] [2021-10-11 00:23:44,883 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-10-11 00:23:44,883 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2021-10-11 00:23:44,883 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1148276707] [2021-10-11 00:23:44,885 INFO L461 AbstractCegarLoop]: Interpolant automaton has 5 states [2021-10-11 00:23:44,885 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-10-11 00:23:44,886 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2021-10-11 00:23:44,886 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2021-10-11 00:23:44,887 INFO L87 Difference]: Start difference. First operand 327 states and 468 transitions. Second operand 5 states. [2021-10-11 00:23:45,093 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-11 00:23:45,093 INFO L93 Difference]: Finished difference Result 1273 states and 1823 transitions. [2021-10-11 00:23:45,094 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2021-10-11 00:23:45,094 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 28 [2021-10-11 00:23:45,094 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-11 00:23:45,100 INFO L225 Difference]: With dead ends: 1273 [2021-10-11 00:23:45,100 INFO L226 Difference]: Without dead ends: 953 [2021-10-11 00:23:45,101 INFO L677 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 [2021-10-11 00:23:45,103 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 953 states. [2021-10-11 00:23:45,132 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 953 to 325. [2021-10-11 00:23:45,132 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 325 states. [2021-10-11 00:23:45,134 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 325 states to 325 states and 462 transitions. [2021-10-11 00:23:45,134 INFO L78 Accepts]: Start accepts. Automaton has 325 states and 462 transitions. Word has length 28 [2021-10-11 00:23:45,135 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-11 00:23:45,135 INFO L481 AbstractCegarLoop]: Abstraction has 325 states and 462 transitions. [2021-10-11 00:23:45,135 INFO L482 AbstractCegarLoop]: Interpolant automaton has 5 states. [2021-10-11 00:23:45,135 INFO L276 IsEmpty]: Start isEmpty. Operand 325 states and 462 transitions. [2021-10-11 00:23:45,137 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 38 [2021-10-11 00:23:45,137 INFO L414 BasicCegarLoop]: Found error trace [2021-10-11 00:23:45,137 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-10-11 00:23:45,138 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5 [2021-10-11 00:23:45,138 INFO L429 AbstractCegarLoop]: === Iteration 7 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-10-11 00:23:45,138 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-11 00:23:45,138 INFO L82 PathProgramCache]: Analyzing trace with hash -192809145, now seen corresponding path program 1 times [2021-10-11 00:23:45,139 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-11 00:23:45,139 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1681178360] [2021-10-11 00:23:45,139 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-11 00:23:45,163 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-11 00:23:45,217 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-11 00:23:45,217 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1681178360] [2021-10-11 00:23:45,217 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-10-11 00:23:45,218 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2021-10-11 00:23:45,218 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [171508269] [2021-10-11 00:23:45,219 INFO L461 AbstractCegarLoop]: Interpolant automaton has 4 states [2021-10-11 00:23:45,219 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-10-11 00:23:45,220 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2021-10-11 00:23:45,220 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2021-10-11 00:23:45,221 INFO L87 Difference]: Start difference. First operand 325 states and 462 transitions. Second operand 4 states. [2021-10-11 00:23:45,317 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-11 00:23:45,317 INFO L93 Difference]: Finished difference Result 949 states and 1348 transitions. [2021-10-11 00:23:45,317 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-10-11 00:23:45,318 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 37 [2021-10-11 00:23:45,319 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-11 00:23:45,323 INFO L225 Difference]: With dead ends: 949 [2021-10-11 00:23:45,324 INFO L226 Difference]: Without dead ends: 631 [2021-10-11 00:23:45,326 INFO L677 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 [2021-10-11 00:23:45,327 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 631 states. [2021-10-11 00:23:45,364 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 631 to 349. [2021-10-11 00:23:45,364 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 349 states. [2021-10-11 00:23:45,366 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 349 states to 349 states and 486 transitions. [2021-10-11 00:23:45,366 INFO L78 Accepts]: Start accepts. Automaton has 349 states and 486 transitions. Word has length 37 [2021-10-11 00:23:45,366 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-11 00:23:45,366 INFO L481 AbstractCegarLoop]: Abstraction has 349 states and 486 transitions. [2021-10-11 00:23:45,367 INFO L482 AbstractCegarLoop]: Interpolant automaton has 4 states. [2021-10-11 00:23:45,367 INFO L276 IsEmpty]: Start isEmpty. Operand 349 states and 486 transitions. [2021-10-11 00:23:45,369 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 38 [2021-10-11 00:23:45,369 INFO L414 BasicCegarLoop]: Found error trace [2021-10-11 00:23:45,370 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-10-11 00:23:45,370 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6 [2021-10-11 00:23:45,370 INFO L429 AbstractCegarLoop]: === Iteration 8 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-10-11 00:23:45,371 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-11 00:23:45,371 INFO L82 PathProgramCache]: Analyzing trace with hash 818308105, now seen corresponding path program 1 times [2021-10-11 00:23:45,371 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-11 00:23:45,372 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2011428472] [2021-10-11 00:23:45,372 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-11 00:23:45,394 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-11 00:23:45,442 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-11 00:23:45,443 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2011428472] [2021-10-11 00:23:45,443 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-10-11 00:23:45,443 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2021-10-11 00:23:45,444 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [507935066] [2021-10-11 00:23:45,444 INFO L461 AbstractCegarLoop]: Interpolant automaton has 5 states [2021-10-11 00:23:45,444 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-10-11 00:23:45,445 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2021-10-11 00:23:45,445 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2021-10-11 00:23:45,445 INFO L87 Difference]: Start difference. First operand 349 states and 486 transitions. Second operand 5 states. [2021-10-11 00:23:45,566 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-11 00:23:45,566 INFO L93 Difference]: Finished difference Result 891 states and 1229 transitions. [2021-10-11 00:23:45,566 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-10-11 00:23:45,567 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 37 [2021-10-11 00:23:45,567 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-11 00:23:45,570 INFO L225 Difference]: With dead ends: 891 [2021-10-11 00:23:45,570 INFO L226 Difference]: Without dead ends: 549 [2021-10-11 00:23:45,571 INFO L677 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 [2021-10-11 00:23:45,572 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 549 states. [2021-10-11 00:23:45,603 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 549 to 385. [2021-10-11 00:23:45,603 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 385 states. [2021-10-11 00:23:45,605 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 385 states to 385 states and 522 transitions. [2021-10-11 00:23:45,605 INFO L78 Accepts]: Start accepts. Automaton has 385 states and 522 transitions. Word has length 37 [2021-10-11 00:23:45,606 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-11 00:23:45,606 INFO L481 AbstractCegarLoop]: Abstraction has 385 states and 522 transitions. [2021-10-11 00:23:45,606 INFO L482 AbstractCegarLoop]: Interpolant automaton has 5 states. [2021-10-11 00:23:45,606 INFO L276 IsEmpty]: Start isEmpty. Operand 385 states and 522 transitions. [2021-10-11 00:23:45,607 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 38 [2021-10-11 00:23:45,607 INFO L414 BasicCegarLoop]: Found error trace [2021-10-11 00:23:45,608 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-10-11 00:23:45,608 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable7 [2021-10-11 00:23:45,608 INFO L429 AbstractCegarLoop]: === Iteration 9 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-10-11 00:23:45,609 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-11 00:23:45,609 INFO L82 PathProgramCache]: Analyzing trace with hash -1213877499, now seen corresponding path program 1 times [2021-10-11 00:23:45,609 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-11 00:23:45,609 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1210060204] [2021-10-11 00:23:45,610 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-11 00:23:45,626 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-11 00:23:45,655 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-11 00:23:45,655 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1210060204] [2021-10-11 00:23:45,656 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-10-11 00:23:45,656 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2021-10-11 00:23:45,656 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1167553553] [2021-10-11 00:23:45,656 INFO L461 AbstractCegarLoop]: Interpolant automaton has 3 states [2021-10-11 00:23:45,657 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-10-11 00:23:45,657 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-10-11 00:23:45,657 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-10-11 00:23:45,658 INFO L87 Difference]: Start difference. First operand 385 states and 522 transitions. Second operand 3 states. [2021-10-11 00:23:45,716 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-11 00:23:45,716 INFO L93 Difference]: Finished difference Result 871 states and 1175 transitions. [2021-10-11 00:23:45,717 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-10-11 00:23:45,717 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 37 [2021-10-11 00:23:45,717 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-11 00:23:45,720 INFO L225 Difference]: With dead ends: 871 [2021-10-11 00:23:45,720 INFO L226 Difference]: Without dead ends: 493 [2021-10-11 00:23:45,721 INFO L677 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 [2021-10-11 00:23:45,722 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 493 states. [2021-10-11 00:23:45,762 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 493 to 493. [2021-10-11 00:23:45,762 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 493 states. [2021-10-11 00:23:45,764 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 493 states to 493 states and 652 transitions. [2021-10-11 00:23:45,764 INFO L78 Accepts]: Start accepts. Automaton has 493 states and 652 transitions. Word has length 37 [2021-10-11 00:23:45,765 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-11 00:23:45,765 INFO L481 AbstractCegarLoop]: Abstraction has 493 states and 652 transitions. [2021-10-11 00:23:45,765 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2021-10-11 00:23:45,765 INFO L276 IsEmpty]: Start isEmpty. Operand 493 states and 652 transitions. [2021-10-11 00:23:45,766 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 39 [2021-10-11 00:23:45,766 INFO L414 BasicCegarLoop]: Found error trace [2021-10-11 00:23:45,767 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-10-11 00:23:45,767 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable8 [2021-10-11 00:23:45,767 INFO L429 AbstractCegarLoop]: === Iteration 10 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-10-11 00:23:45,767 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-11 00:23:45,768 INFO L82 PathProgramCache]: Analyzing trace with hash 321920453, now seen corresponding path program 1 times [2021-10-11 00:23:45,768 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-11 00:23:45,768 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2083959893] [2021-10-11 00:23:45,768 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-11 00:23:45,785 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-11 00:23:45,815 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-11 00:23:45,815 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2083959893] [2021-10-11 00:23:45,815 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-10-11 00:23:45,816 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-10-11 00:23:45,816 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1417214121] [2021-10-11 00:23:45,816 INFO L461 AbstractCegarLoop]: Interpolant automaton has 3 states [2021-10-11 00:23:45,817 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-10-11 00:23:45,817 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-10-11 00:23:45,818 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-10-11 00:23:45,818 INFO L87 Difference]: Start difference. First operand 493 states and 652 transitions. Second operand 3 states. [2021-10-11 00:23:45,918 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-11 00:23:45,919 INFO L93 Difference]: Finished difference Result 807 states and 1075 transitions. [2021-10-11 00:23:45,926 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-10-11 00:23:45,926 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 38 [2021-10-11 00:23:45,926 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-11 00:23:45,931 INFO L225 Difference]: With dead ends: 807 [2021-10-11 00:23:45,931 INFO L226 Difference]: Without dead ends: 805 [2021-10-11 00:23:45,932 INFO L677 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 [2021-10-11 00:23:45,933 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 805 states. [2021-10-11 00:23:46,005 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 805 to 622. [2021-10-11 00:23:46,006 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 622 states. [2021-10-11 00:23:46,008 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 622 states to 622 states and 840 transitions. [2021-10-11 00:23:46,008 INFO L78 Accepts]: Start accepts. Automaton has 622 states and 840 transitions. Word has length 38 [2021-10-11 00:23:46,009 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-11 00:23:46,009 INFO L481 AbstractCegarLoop]: Abstraction has 622 states and 840 transitions. [2021-10-11 00:23:46,009 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2021-10-11 00:23:46,009 INFO L276 IsEmpty]: Start isEmpty. Operand 622 states and 840 transitions. [2021-10-11 00:23:46,011 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 60 [2021-10-11 00:23:46,011 INFO L414 BasicCegarLoop]: Found error trace [2021-10-11 00:23:46,011 INFO L422 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, 1, 1, 1, 1, 1, 1, 1, 1] [2021-10-11 00:23:46,011 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable9 [2021-10-11 00:23:46,011 INFO L429 AbstractCegarLoop]: === Iteration 11 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-10-11 00:23:46,012 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-11 00:23:46,012 INFO L82 PathProgramCache]: Analyzing trace with hash -922916945, now seen corresponding path program 1 times [2021-10-11 00:23:46,012 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-11 00:23:46,012 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1593792353] [2021-10-11 00:23:46,013 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-11 00:23:46,036 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-11 00:23:46,085 INFO L134 CoverageAnalysis]: Checked inductivity of 17 backedges. 11 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2021-10-11 00:23:46,086 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1593792353] [2021-10-11 00:23:46,086 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-10-11 00:23:46,086 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-10-11 00:23:46,086 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [960714993] [2021-10-11 00:23:46,087 INFO L461 AbstractCegarLoop]: Interpolant automaton has 3 states [2021-10-11 00:23:46,087 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-10-11 00:23:46,089 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-10-11 00:23:46,089 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-10-11 00:23:46,089 INFO L87 Difference]: Start difference. First operand 622 states and 840 transitions. Second operand 3 states. [2021-10-11 00:23:46,207 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-11 00:23:46,207 INFO L93 Difference]: Finished difference Result 1014 states and 1365 transitions. [2021-10-11 00:23:46,207 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-10-11 00:23:46,208 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 59 [2021-10-11 00:23:46,208 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-11 00:23:46,210 INFO L225 Difference]: With dead ends: 1014 [2021-10-11 00:23:46,210 INFO L226 Difference]: Without dead ends: 399 [2021-10-11 00:23:46,212 INFO L677 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 [2021-10-11 00:23:46,212 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 399 states. [2021-10-11 00:23:46,245 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 399 to 387. [2021-10-11 00:23:46,245 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 387 states. [2021-10-11 00:23:46,247 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 387 states to 387 states and 514 transitions. [2021-10-11 00:23:46,247 INFO L78 Accepts]: Start accepts. Automaton has 387 states and 514 transitions. Word has length 59 [2021-10-11 00:23:46,247 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-11 00:23:46,247 INFO L481 AbstractCegarLoop]: Abstraction has 387 states and 514 transitions. [2021-10-11 00:23:46,248 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2021-10-11 00:23:46,248 INFO L276 IsEmpty]: Start isEmpty. Operand 387 states and 514 transitions. [2021-10-11 00:23:46,249 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 67 [2021-10-11 00:23:46,249 INFO L414 BasicCegarLoop]: Found error trace [2021-10-11 00:23:46,249 INFO L422 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, 1, 1, 1, 1, 1, 1] [2021-10-11 00:23:46,250 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable10 [2021-10-11 00:23:46,250 INFO L429 AbstractCegarLoop]: === Iteration 12 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-10-11 00:23:46,250 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-11 00:23:46,250 INFO L82 PathProgramCache]: Analyzing trace with hash 1937733665, now seen corresponding path program 1 times [2021-10-11 00:23:46,251 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-11 00:23:46,251 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [540200201] [2021-10-11 00:23:46,251 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-11 00:23:46,272 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-11 00:23:46,333 INFO L134 CoverageAnalysis]: Checked inductivity of 17 backedges. 12 proven. 4 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-10-11 00:23:46,333 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [540200201] [2021-10-11 00:23:46,334 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1877677109] [2021-10-11 00:23:46,334 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_23351846-7d59-4777-b8ce-c8e78191f712/bin/uautomizer-Z5i5R5N3CC/z3 Starting monitored process 2 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 2 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-10-11 00:23:46,490 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-11 00:23:46,494 INFO L263 TraceCheckSpWp]: Trace formula consists of 480 conjuncts, 7 conjunts are in the unsatisfiable core [2021-10-11 00:23:46,502 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-10-11 00:23:46,766 INFO L134 CoverageAnalysis]: Checked inductivity of 17 backedges. 11 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2021-10-11 00:23:46,766 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 1 imperfect interpolant sequences. [2021-10-11 00:23:46,767 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [8] total 12 [2021-10-11 00:23:46,768 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1199873143] [2021-10-11 00:23:46,768 INFO L461 AbstractCegarLoop]: Interpolant automaton has 6 states [2021-10-11 00:23:46,771 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-10-11 00:23:46,771 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2021-10-11 00:23:46,772 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=26, Invalid=106, Unknown=0, NotChecked=0, Total=132 [2021-10-11 00:23:46,772 INFO L87 Difference]: Start difference. First operand 387 states and 514 transitions. Second operand 6 states. [2021-10-11 00:23:47,259 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-11 00:23:47,259 INFO L93 Difference]: Finished difference Result 1197 states and 1573 transitions. [2021-10-11 00:23:47,259 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2021-10-11 00:23:47,259 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 66 [2021-10-11 00:23:47,261 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-11 00:23:47,266 INFO L225 Difference]: With dead ends: 1197 [2021-10-11 00:23:47,266 INFO L226 Difference]: Without dead ends: 817 [2021-10-11 00:23:47,268 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 85 GetRequests, 67 SyntacticMatches, 0 SemanticMatches, 18 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 48 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=94, Invalid=286, Unknown=0, NotChecked=0, Total=380 [2021-10-11 00:23:47,269 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 817 states. [2021-10-11 00:23:47,331 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 817 to 354. [2021-10-11 00:23:47,332 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 354 states. [2021-10-11 00:23:47,333 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 354 states to 354 states and 460 transitions. [2021-10-11 00:23:47,334 INFO L78 Accepts]: Start accepts. Automaton has 354 states and 460 transitions. Word has length 66 [2021-10-11 00:23:47,335 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-11 00:23:47,335 INFO L481 AbstractCegarLoop]: Abstraction has 354 states and 460 transitions. [2021-10-11 00:23:47,335 INFO L482 AbstractCegarLoop]: Interpolant automaton has 6 states. [2021-10-11 00:23:47,336 INFO L276 IsEmpty]: Start isEmpty. Operand 354 states and 460 transitions. [2021-10-11 00:23:47,337 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 92 [2021-10-11 00:23:47,337 INFO L414 BasicCegarLoop]: Found error trace [2021-10-11 00:23:47,337 INFO L422 BasicCegarLoop]: trace histogram [3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-10-11 00:23:47,566 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable11 [2021-10-11 00:23:47,566 INFO L429 AbstractCegarLoop]: === Iteration 13 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-10-11 00:23:47,566 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-11 00:23:47,566 INFO L82 PathProgramCache]: Analyzing trace with hash -1840487417, now seen corresponding path program 1 times [2021-10-11 00:23:47,567 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-11 00:23:47,567 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2127421788] [2021-10-11 00:23:47,567 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-11 00:23:47,593 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-11 00:23:47,679 INFO L134 CoverageAnalysis]: Checked inductivity of 56 backedges. 35 proven. 2 refuted. 0 times theorem prover too weak. 19 trivial. 0 not checked. [2021-10-11 00:23:47,680 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2127421788] [2021-10-11 00:23:47,680 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [17589628] [2021-10-11 00:23:47,680 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_23351846-7d59-4777-b8ce-c8e78191f712/bin/uautomizer-Z5i5R5N3CC/z3 Starting monitored process 3 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 3 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-10-11 00:23:47,864 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-11 00:23:47,867 INFO L263 TraceCheckSpWp]: Trace formula consists of 558 conjuncts, 7 conjunts are in the unsatisfiable core [2021-10-11 00:23:47,875 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-10-11 00:23:48,014 INFO L134 CoverageAnalysis]: Checked inductivity of 56 backedges. 37 proven. 0 refuted. 0 times theorem prover too weak. 19 trivial. 0 not checked. [2021-10-11 00:23:48,014 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 1 imperfect interpolant sequences. [2021-10-11 00:23:48,014 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [7] total 11 [2021-10-11 00:23:48,015 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [342364361] [2021-10-11 00:23:48,015 INFO L461 AbstractCegarLoop]: Interpolant automaton has 6 states [2021-10-11 00:23:48,015 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-10-11 00:23:48,016 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2021-10-11 00:23:48,017 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=23, Invalid=87, Unknown=0, NotChecked=0, Total=110 [2021-10-11 00:23:48,017 INFO L87 Difference]: Start difference. First operand 354 states and 460 transitions. Second operand 6 states. [2021-10-11 00:23:48,370 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-11 00:23:48,370 INFO L93 Difference]: Finished difference Result 868 states and 1119 transitions. [2021-10-11 00:23:48,370 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2021-10-11 00:23:48,372 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 91 [2021-10-11 00:23:48,373 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-11 00:23:48,373 INFO L225 Difference]: With dead ends: 868 [2021-10-11 00:23:48,373 INFO L226 Difference]: Without dead ends: 0 [2021-10-11 00:23:48,376 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 114 GetRequests, 97 SyntacticMatches, 0 SemanticMatches, 17 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 40 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=95, Invalid=247, Unknown=0, NotChecked=0, Total=342 [2021-10-11 00:23:48,376 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2021-10-11 00:23:48,376 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2021-10-11 00:23:48,376 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states. [2021-10-11 00:23:48,377 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2021-10-11 00:23:48,377 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 91 [2021-10-11 00:23:48,377 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-11 00:23:48,377 INFO L481 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2021-10-11 00:23:48,377 INFO L482 AbstractCegarLoop]: Interpolant automaton has 6 states. [2021-10-11 00:23:48,378 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2021-10-11 00:23:48,378 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2021-10-11 00:23:48,601 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 3 z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable12 [2021-10-11 00:23:48,603 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2021-10-11 00:23:48,947 WARN L197 SmtUtils]: Spent 229.00 ms on a formula simplification. DAG size of input: 117 DAG size of output: 92 [2021-10-11 00:23:49,085 WARN L197 SmtUtils]: Spent 114.00 ms on a formula simplification. DAG size of input: 112 DAG size of output: 85 [2021-10-11 00:23:49,255 WARN L197 SmtUtils]: Spent 123.00 ms on a formula simplification. DAG size of input: 120 DAG size of output: 78 [2021-10-11 00:23:49,852 WARN L197 SmtUtils]: Spent 593.00 ms on a formula simplification. DAG size of input: 185 DAG size of output: 141 [2021-10-11 00:23:50,236 WARN L197 SmtUtils]: Spent 377.00 ms on a formula simplification. DAG size of input: 194 DAG size of output: 154 [2021-10-11 00:23:50,665 WARN L197 SmtUtils]: Spent 382.00 ms on a formula simplification. DAG size of input: 182 DAG size of output: 136 [2021-10-11 00:23:50,785 WARN L197 SmtUtils]: Spent 117.00 ms on a formula simplification. DAG size of input: 107 DAG size of output: 68 [2021-10-11 00:23:50,961 WARN L197 SmtUtils]: Spent 175.00 ms on a formula simplification. DAG size of input: 117 DAG size of output: 102 [2021-10-11 00:23:51,398 WARN L197 SmtUtils]: Spent 431.00 ms on a formula simplification. DAG size of input: 198 DAG size of output: 158 [2021-10-11 00:23:51,557 WARN L197 SmtUtils]: Spent 113.00 ms on a formula simplification. DAG size of input: 120 DAG size of output: 78 [2021-10-11 00:23:51,688 WARN L197 SmtUtils]: Spent 123.00 ms on a formula simplification. DAG size of input: 43 DAG size of output: 21 [2021-10-11 00:23:52,176 WARN L197 SmtUtils]: Spent 377.00 ms on a formula simplification. DAG size of input: 91 DAG size of output: 13 [2021-10-11 00:23:52,650 WARN L197 SmtUtils]: Spent 377.00 ms on a formula simplification. DAG size of input: 82 DAG size of output: 25 [2021-10-11 00:23:53,148 WARN L197 SmtUtils]: Spent 281.00 ms on a formula simplification. DAG size of input: 70 DAG size of output: 28 [2021-10-11 00:23:53,796 WARN L197 SmtUtils]: Spent 643.00 ms on a formula simplification. DAG size of input: 139 DAG size of output: 24 [2021-10-11 00:23:54,510 WARN L197 SmtUtils]: Spent 696.00 ms on a formula simplification. DAG size of input: 152 DAG size of output: 24 [2021-10-11 00:23:54,637 WARN L197 SmtUtils]: Spent 123.00 ms on a formula simplification. DAG size of input: 46 DAG size of output: 19 [2021-10-11 00:23:55,394 WARN L197 SmtUtils]: Spent 648.00 ms on a formula simplification. DAG size of input: 131 DAG size of output: 24 [2021-10-11 00:23:55,635 WARN L197 SmtUtils]: Spent 238.00 ms on a formula simplification. DAG size of input: 65 DAG size of output: 27 [2021-10-11 00:23:56,138 WARN L197 SmtUtils]: Spent 501.00 ms on a formula simplification. DAG size of input: 100 DAG size of output: 30 [2021-10-11 00:23:56,993 WARN L197 SmtUtils]: Spent 836.00 ms on a formula simplification. DAG size of input: 157 DAG size of output: 31 [2021-10-11 00:23:57,306 WARN L197 SmtUtils]: Spent 221.00 ms on a formula simplification. DAG size of input: 70 DAG size of output: 28 [2021-10-11 00:23:57,309 INFO L262 CegarLoopResult]: For program point ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION(line 432) no Hoare annotation was computed. [2021-10-11 00:23:57,309 INFO L262 CegarLoopResult]: For program point L432(line 432) no Hoare annotation was computed. [2021-10-11 00:23:57,309 INFO L262 CegarLoopResult]: For program point L432-1(line 432) no Hoare annotation was computed. [2021-10-11 00:23:57,310 INFO L262 CegarLoopResult]: For program point L432-2(line 432) no Hoare annotation was computed. [2021-10-11 00:23:57,310 INFO L258 CegarLoopResult]: At program point L565(lines 556 569) the Hoare annotation is: (and (= 1 ~systemActive~0) (= ~methaneLevelCritical~0 0) (= |ULTIMATE.start_isMethaneLevelCritical_#res| 0) (= ~pumpRunning~0 0) (= ULTIMATE.start_test_~splverifierCounter~0 0)) [2021-10-11 00:23:57,310 INFO L258 CegarLoopResult]: At program point L565-1(lines 556 569) the Hoare annotation is: (and (= 1 ~systemActive~0) (= ~methaneLevelCritical~0 0) (= |ULTIMATE.start_isMethaneLevelCritical_#res| 0) (= ~pumpRunning~0 0) (= ULTIMATE.start_test_~splverifierCounter~0 0)) [2021-10-11 00:23:57,310 INFO L258 CegarLoopResult]: At program point L565-2(lines 556 569) the Hoare annotation is: false [2021-10-11 00:23:57,311 INFO L258 CegarLoopResult]: At program point L565-3(lines 556 569) the Hoare annotation is: (let ((.cse0 (= 1 ~systemActive~0)) (.cse1 (= ~pumpRunning~0 0)) (.cse2 (= ULTIMATE.start_test_~splverifierCounter~0 0)) (.cse3 (<= 1 ~methaneLevelCritical~0))) (or (and .cse0 (= ~methaneLevelCritical~0 0) .cse1 .cse2) (and .cse3 (or (and .cse0 .cse1 .cse2 (= ~methAndRunningLastTime~0 0)) (and (<= 1 |ULTIMATE.start_isMethaneAlarm_#res|) .cse0 .cse1 .cse2 (<= 1 |ULTIMATE.start_isMethaneLevelCritical_#res|)))) (and .cse0 .cse1 .cse2 (= |ULTIMATE.start_isHighWaterSensorDry_#res| 1) .cse3))) [2021-10-11 00:23:57,311 INFO L258 CegarLoopResult]: At program point L565-4(lines 556 569) the Hoare annotation is: false [2021-10-11 00:23:57,311 INFO L258 CegarLoopResult]: At program point L565-5(lines 556 569) the Hoare annotation is: false [2021-10-11 00:23:57,311 INFO L258 CegarLoopResult]: At program point L565-6(lines 556 569) the Hoare annotation is: false [2021-10-11 00:23:57,311 INFO L258 CegarLoopResult]: At program point L565-7(lines 556 569) the Hoare annotation is: false [2021-10-11 00:23:57,311 INFO L258 CegarLoopResult]: At program point L565-8(lines 556 569) the Hoare annotation is: false [2021-10-11 00:23:57,311 INFO L258 CegarLoopResult]: At program point L565-9(lines 556 569) the Hoare annotation is: false [2021-10-11 00:23:57,312 INFO L258 CegarLoopResult]: At program point L565-10(lines 556 569) the Hoare annotation is: false [2021-10-11 00:23:57,312 INFO L258 CegarLoopResult]: At program point L565-11(lines 556 569) the Hoare annotation is: false [2021-10-11 00:23:57,312 INFO L262 CegarLoopResult]: For program point L303(lines 303 307) no Hoare annotation was computed. [2021-10-11 00:23:57,312 INFO L262 CegarLoopResult]: For program point L303-2(lines 303 307) no Hoare annotation was computed. [2021-10-11 00:23:57,312 INFO L262 CegarLoopResult]: For program point L303-3(lines 303 307) no Hoare annotation was computed. [2021-10-11 00:23:57,312 INFO L262 CegarLoopResult]: For program point L303-5(lines 303 307) no Hoare annotation was computed. [2021-10-11 00:23:57,312 INFO L262 CegarLoopResult]: For program point L303-6(lines 303 307) no Hoare annotation was computed. [2021-10-11 00:23:57,313 INFO L262 CegarLoopResult]: For program point L303-8(lines 303 307) no Hoare annotation was computed. [2021-10-11 00:23:57,313 INFO L262 CegarLoopResult]: For program point L303-9(lines 303 307) no Hoare annotation was computed. [2021-10-11 00:23:57,313 INFO L262 CegarLoopResult]: For program point L303-11(lines 303 307) no Hoare annotation was computed. [2021-10-11 00:23:57,313 INFO L262 CegarLoopResult]: For program point L303-12(lines 303 307) no Hoare annotation was computed. [2021-10-11 00:23:57,313 INFO L262 CegarLoopResult]: For program point L303-14(lines 303 307) no Hoare annotation was computed. [2021-10-11 00:23:57,313 INFO L262 CegarLoopResult]: For program point L303-15(lines 303 307) no Hoare annotation was computed. [2021-10-11 00:23:57,313 INFO L262 CegarLoopResult]: For program point L303-17(lines 303 307) no Hoare annotation was computed. [2021-10-11 00:23:57,314 INFO L262 CegarLoopResult]: For program point L303-18(lines 303 307) no Hoare annotation was computed. [2021-10-11 00:23:57,314 INFO L262 CegarLoopResult]: For program point L303-20(lines 303 307) no Hoare annotation was computed. [2021-10-11 00:23:57,314 INFO L262 CegarLoopResult]: For program point L303-21(lines 303 307) no Hoare annotation was computed. [2021-10-11 00:23:57,314 INFO L262 CegarLoopResult]: For program point L303-23(lines 303 307) no Hoare annotation was computed. [2021-10-11 00:23:57,314 INFO L262 CegarLoopResult]: For program point L303-24(lines 303 307) no Hoare annotation was computed. [2021-10-11 00:23:57,314 INFO L262 CegarLoopResult]: For program point L303-26(lines 303 307) no Hoare annotation was computed. [2021-10-11 00:23:57,314 INFO L262 CegarLoopResult]: For program point L303-27(lines 303 307) no Hoare annotation was computed. [2021-10-11 00:23:57,315 INFO L262 CegarLoopResult]: For program point L370(lines 369 418) no Hoare annotation was computed. [2021-10-11 00:23:57,315 INFO L262 CegarLoopResult]: For program point L303-29(lines 303 307) no Hoare annotation was computed. [2021-10-11 00:23:57,315 INFO L262 CegarLoopResult]: For program point L303-30(lines 303 307) no Hoare annotation was computed. [2021-10-11 00:23:57,315 INFO L262 CegarLoopResult]: For program point L303-32(lines 303 307) no Hoare annotation was computed. [2021-10-11 00:23:57,315 INFO L262 CegarLoopResult]: For program point L303-33(lines 303 307) no Hoare annotation was computed. [2021-10-11 00:23:57,315 INFO L262 CegarLoopResult]: For program point L303-35(lines 303 307) no Hoare annotation was computed. [2021-10-11 00:23:57,315 INFO L262 CegarLoopResult]: For program point L371(lines 371 375) no Hoare annotation was computed. [2021-10-11 00:23:57,316 INFO L258 CegarLoopResult]: At program point L107(lines 107 113) the Hoare annotation is: (let ((.cse4 (<= 1 ~methaneLevelCritical~0)) (.cse0 (= 1 ~systemActive~0)) (.cse1 (= ~methaneLevelCritical~0 0)) (.cse5 (= 0 ~systemActive~0)) (.cse2 (= ~pumpRunning~0 0)) (.cse3 (= ULTIMATE.start_test_~splverifierCounter~0 0))) (or (and .cse0 .cse1 .cse2 .cse3) (and .cse0 .cse2 .cse3 .cse4) (and .cse5 .cse2 .cse3 .cse4) (and .cse0 .cse1 (= |ULTIMATE.start_isMethaneLevelCritical_#res| 0) .cse3) (and .cse1 .cse5 .cse2 .cse3))) [2021-10-11 00:23:57,316 INFO L258 CegarLoopResult]: At program point L107-1(lines 107 113) the Hoare annotation is: false [2021-10-11 00:23:57,316 INFO L258 CegarLoopResult]: At program point L107-2(lines 107 113) the Hoare annotation is: false [2021-10-11 00:23:57,316 INFO L258 CegarLoopResult]: At program point L639(lines 635 641) the Hoare annotation is: (and (= ~waterLevel~0 1) (= 1 ~systemActive~0) (= ~methaneLevelCritical~0 0) (= ~pumpRunning~0 0) (= ~methAndRunningLastTime~0 0)) [2021-10-11 00:23:57,316 INFO L262 CegarLoopResult]: For program point L507(lines 507 511) no Hoare annotation was computed. [2021-10-11 00:23:57,316 INFO L258 CegarLoopResult]: At program point L309(lines 294 312) the Hoare annotation is: (and (= 1 ~systemActive~0) (= ~methaneLevelCritical~0 0) (= |ULTIMATE.start_isMethaneLevelCritical_#res| 0) (= ~pumpRunning~0 0) (= ULTIMATE.start_test_~splverifierCounter~0 0)) [2021-10-11 00:23:57,317 INFO L258 CegarLoopResult]: At program point L309-1(lines 294 312) the Hoare annotation is: (and (= 1 ~systemActive~0) (= ~methaneLevelCritical~0 0) (= |ULTIMATE.start_isMethaneLevelCritical_#res| 0) (= ~pumpRunning~0 0) (= ULTIMATE.start_test_~splverifierCounter~0 0)) [2021-10-11 00:23:57,317 INFO L258 CegarLoopResult]: At program point L309-2(lines 294 312) the Hoare annotation is: false [2021-10-11 00:23:57,317 INFO L258 CegarLoopResult]: At program point L309-3(lines 294 312) the Hoare annotation is: (let ((.cse0 (= 1 ~systemActive~0)) (.cse1 (= ~pumpRunning~0 0)) (.cse2 (= ULTIMATE.start_test_~splverifierCounter~0 0)) (.cse3 (<= 1 ~methaneLevelCritical~0))) (or (and .cse0 (= ~methaneLevelCritical~0 0) .cse1 .cse2) (and (or (and .cse0 .cse1 .cse2 (= ~methAndRunningLastTime~0 0)) (and (<= 1 |ULTIMATE.start_isMethaneAlarm_#res|) .cse0 .cse1 (<= 1 |ULTIMATE.start_isMethaneLevelCritical_#res|) .cse2)) .cse3) (and .cse0 (= |ULTIMATE.start_isHighWaterLevel_#res| 0) .cse1 (= ULTIMATE.start_isHighWaterLevel_~tmp___0~0 0) .cse2 .cse3))) [2021-10-11 00:23:57,317 INFO L258 CegarLoopResult]: At program point L309-4(lines 294 312) the Hoare annotation is: false [2021-10-11 00:23:57,317 INFO L258 CegarLoopResult]: At program point L309-5(lines 294 312) the Hoare annotation is: false [2021-10-11 00:23:57,317 INFO L258 CegarLoopResult]: At program point L309-6(lines 294 312) the Hoare annotation is: false [2021-10-11 00:23:57,318 INFO L258 CegarLoopResult]: At program point L309-7(lines 294 312) the Hoare annotation is: false [2021-10-11 00:23:57,318 INFO L258 CegarLoopResult]: At program point L309-8(lines 294 312) the Hoare annotation is: false [2021-10-11 00:23:57,318 INFO L258 CegarLoopResult]: At program point L309-9(lines 294 312) the Hoare annotation is: false [2021-10-11 00:23:57,318 INFO L258 CegarLoopResult]: At program point L309-10(lines 294 312) the Hoare annotation is: false [2021-10-11 00:23:57,318 INFO L258 CegarLoopResult]: At program point L309-11(lines 294 312) the Hoare annotation is: false [2021-10-11 00:23:57,318 INFO L258 CegarLoopResult]: At program point L575(lines 570 578) the Hoare annotation is: (and (= 1 ~systemActive~0) (= ~methaneLevelCritical~0 0) (= |ULTIMATE.start_isMethaneLevelCritical_#res| 0) (= ULTIMATE.start_test_~splverifierCounter~0 0)) [2021-10-11 00:23:57,319 INFO L258 CegarLoopResult]: At program point L575-1(lines 570 578) the Hoare annotation is: false [2021-10-11 00:23:57,319 INFO L258 CegarLoopResult]: At program point L575-2(lines 570 578) the Hoare annotation is: false [2021-10-11 00:23:57,319 INFO L258 CegarLoopResult]: At program point L575-3(lines 570 578) the Hoare annotation is: false [2021-10-11 00:23:57,319 INFO L258 CegarLoopResult]: At program point L443(lines 438 445) the Hoare annotation is: (and (= ~waterLevel~0 1) (= 1 ~systemActive~0) (= ~methaneLevelCritical~0 0) (= ~pumpRunning~0 0) (= ~methAndRunningLastTime~0 0)) [2021-10-11 00:23:57,319 INFO L258 CegarLoopResult]: At program point L575-4(lines 570 578) the Hoare annotation is: false [2021-10-11 00:23:57,319 INFO L258 CegarLoopResult]: At program point L575-5(lines 570 578) the Hoare annotation is: false [2021-10-11 00:23:57,320 INFO L258 CegarLoopResult]: At program point L245(lines 238 248) the Hoare annotation is: (let ((.cse0 (= 1 ~systemActive~0)) (.cse1 (= ULTIMATE.start_test_~splverifierCounter~0 0))) (or (and (<= 1 |ULTIMATE.start_isMethaneAlarm_#res|) .cse0 (<= 1 |ULTIMATE.start_isMethaneLevelCritical_#res|) .cse1 (<= 1 ~methaneLevelCritical~0) (= ~methAndRunningLastTime~0 0)) (and .cse0 (= ~methaneLevelCritical~0 0) (= |ULTIMATE.start_isMethaneLevelCritical_#res| 0) .cse1))) [2021-10-11 00:23:57,320 INFO L258 CegarLoopResult]: At program point L245-1(lines 238 248) the Hoare annotation is: (and (= 1 ~systemActive~0) (= ~methaneLevelCritical~0 0) (= |ULTIMATE.start_isMethaneLevelCritical_#res| 0) (= ~pumpRunning~0 0) (= ULTIMATE.start_test_~splverifierCounter~0 0)) [2021-10-11 00:23:57,320 INFO L258 CegarLoopResult]: At program point L245-2(lines 238 248) the Hoare annotation is: (and (= 1 ~systemActive~0) (= ~methaneLevelCritical~0 0) (= |ULTIMATE.start_isMethaneLevelCritical_#res| 0) (= ~pumpRunning~0 0) (= ULTIMATE.start_test_~splverifierCounter~0 0)) [2021-10-11 00:23:57,320 INFO L258 CegarLoopResult]: At program point L245-3(lines 238 248) the Hoare annotation is: false [2021-10-11 00:23:57,320 INFO L258 CegarLoopResult]: At program point L245-4(lines 238 248) the Hoare annotation is: (let ((.cse0 (= 1 ~systemActive~0)) (.cse1 (= ~pumpRunning~0 0)) (.cse2 (= ULTIMATE.start_test_~splverifierCounter~0 0))) (or (and (<= 1 |ULTIMATE.start_isMethaneAlarm_#res|) .cse0 .cse1 .cse2 (<= 1 |ULTIMATE.start_isMethaneLevelCritical_#res|) (<= 1 ~methaneLevelCritical~0)) (and .cse0 (= ~methaneLevelCritical~0 0) (= |ULTIMATE.start_isMethaneLevelCritical_#res| 0) .cse1 .cse2))) [2021-10-11 00:23:57,320 INFO L258 CegarLoopResult]: At program point L245-5(lines 238 248) the Hoare annotation is: false [2021-10-11 00:23:57,321 INFO L258 CegarLoopResult]: At program point L245-6(lines 238 248) the Hoare annotation is: false [2021-10-11 00:23:57,321 INFO L258 CegarLoopResult]: At program point L245-7(lines 238 248) the Hoare annotation is: false [2021-10-11 00:23:57,321 INFO L258 CegarLoopResult]: At program point L245-8(lines 238 248) the Hoare annotation is: false [2021-10-11 00:23:57,321 INFO L258 CegarLoopResult]: At program point L245-9(lines 238 248) the Hoare annotation is: false [2021-10-11 00:23:57,321 INFO L258 CegarLoopResult]: At program point L245-10(lines 238 248) the Hoare annotation is: false [2021-10-11 00:23:57,321 INFO L258 CegarLoopResult]: At program point L245-11(lines 238 248) the Hoare annotation is: false [2021-10-11 00:23:57,321 INFO L258 CegarLoopResult]: At program point L245-12(lines 238 248) the Hoare annotation is: false [2021-10-11 00:23:57,322 INFO L258 CegarLoopResult]: At program point L245-13(lines 238 248) the Hoare annotation is: false [2021-10-11 00:23:57,322 INFO L258 CegarLoopResult]: At program point L245-14(lines 238 248) the Hoare annotation is: false [2021-10-11 00:23:57,322 INFO L262 CegarLoopResult]: For program point L379(lines 379 385) no Hoare annotation was computed. [2021-10-11 00:23:57,322 INFO L258 CegarLoopResult]: At program point L379-1(lines 379 385) the Hoare annotation is: (let ((.cse1 (= ULTIMATE.start___utac_acc__Specification2_spec__2_~tmp~7 0)) (.cse3 (= |ULTIMATE.start_isMethaneLevelCritical_#res| 0)) (.cse2 (= 0 ~systemActive~0)) (.cse0 (= ~methaneLevelCritical~0 0)) (.cse7 (= 1 ~systemActive~0)) (.cse4 (= ~pumpRunning~0 0)) (.cse5 (= ULTIMATE.start_test_~splverifierCounter~0 0)) (.cse8 (<= 1 |ULTIMATE.start_isMethaneLevelCritical_#res|)) (.cse9 (<= 1 ~methaneLevelCritical~0)) (.cse6 (= ~methAndRunningLastTime~0 0))) (or (and .cse0 .cse1 .cse2 .cse3 .cse4 .cse5 .cse6) (and .cse7 .cse0 .cse1 .cse3 .cse5 .cse6) (and .cse2 .cse4 .cse5 .cse8 .cse9 .cse6) (and .cse7 .cse0 .cse4 .cse5 .cse6) (and .cse7 .cse4 .cse5 .cse8 .cse9 .cse6))) [2021-10-11 00:23:57,322 INFO L262 CegarLoopResult]: For program point L184(lines 184 201) no Hoare annotation was computed. [2021-10-11 00:23:57,322 INFO L262 CegarLoopResult]: For program point L184-1(lines 184 201) no Hoare annotation was computed. [2021-10-11 00:23:57,323 INFO L262 CegarLoopResult]: For program point L184-2(lines 184 201) no Hoare annotation was computed. [2021-10-11 00:23:57,323 INFO L258 CegarLoopResult]: At program point L254(lines 249 257) the Hoare annotation is: (let ((.cse0 (= |ULTIMATE.start_isPumpRunning_#res| 0)) (.cse1 (= ~pumpRunning~0 0)) (.cse2 (= ULTIMATE.start_test_~splverifierCounter~0 0)) (.cse3 (<= 1 |ULTIMATE.start_isMethaneLevelCritical_#res|)) (.cse4 (<= 1 ~methaneLevelCritical~0))) (or (and (= 1 ~systemActive~0) .cse0 .cse1 .cse2 .cse3 .cse4) (and (= 0 ~systemActive~0) .cse0 .cse1 .cse2 .cse3 .cse4))) [2021-10-11 00:23:57,323 INFO L258 CegarLoopResult]: At program point L254-1(lines 249 257) the Hoare annotation is: false [2021-10-11 00:23:57,323 INFO L262 CegarLoopResult]: For program point L188(lines 188 196) no Hoare annotation was computed. [2021-10-11 00:23:57,323 INFO L258 CegarLoopResult]: At program point L254-2(lines 249 257) the Hoare annotation is: false [2021-10-11 00:23:57,323 INFO L262 CegarLoopResult]: For program point L188-1(lines 188 196) no Hoare annotation was computed. [2021-10-11 00:23:57,323 INFO L262 CegarLoopResult]: For program point L188-2(lines 188 196) no Hoare annotation was computed. [2021-10-11 00:23:57,324 INFO L258 CegarLoopResult]: At program point L520(lines 515 523) the Hoare annotation is: (let ((.cse0 (= 1 ~systemActive~0)) (.cse1 (= ULTIMATE.start_test_~splverifierCounter~0 0))) (or (and .cse0 (<= 1 |ULTIMATE.start_isMethaneLevelCritical_#res|) .cse1 (<= 1 ~methaneLevelCritical~0) (= ~methAndRunningLastTime~0 0)) (and .cse0 (= ~methaneLevelCritical~0 0) (= |ULTIMATE.start_isMethaneLevelCritical_#res| 0) .cse1))) [2021-10-11 00:23:57,324 INFO L258 CegarLoopResult]: At program point L520-1(lines 515 523) the Hoare annotation is: (and (= 1 ~systemActive~0) (= ~methaneLevelCritical~0 0) (= |ULTIMATE.start_isMethaneLevelCritical_#res| 0) (= ~pumpRunning~0 0) (= ULTIMATE.start_test_~splverifierCounter~0 0)) [2021-10-11 00:23:57,324 INFO L258 CegarLoopResult]: At program point L520-2(lines 515 523) the Hoare annotation is: (and (= 1 ~systemActive~0) (= ~methaneLevelCritical~0 0) (= |ULTIMATE.start_isMethaneLevelCritical_#res| 0) (= ~pumpRunning~0 0) (= ULTIMATE.start_test_~splverifierCounter~0 0)) [2021-10-11 00:23:57,324 INFO L262 CegarLoopResult]: For program point L454(lines 454 471) no Hoare annotation was computed. [2021-10-11 00:23:57,324 INFO L258 CegarLoopResult]: At program point L520-3(lines 515 523) the Hoare annotation is: false [2021-10-11 00:23:57,325 INFO L258 CegarLoopResult]: At program point L454-1(lines 1 1041) the Hoare annotation is: (let ((.cse1 (= ULTIMATE.start___utac_acc__Specification2_spec__2_~tmp~7 0)) (.cse3 (= |ULTIMATE.start_isMethaneLevelCritical_#res| 0)) (.cse2 (= 0 ~systemActive~0)) (.cse0 (= ~methaneLevelCritical~0 0)) (.cse7 (= 1 ~systemActive~0)) (.cse4 (= ~pumpRunning~0 0)) (.cse5 (= ULTIMATE.start_test_~splverifierCounter~0 0)) (.cse8 (<= 1 |ULTIMATE.start_isMethaneLevelCritical_#res|)) (.cse9 (<= 1 ~methaneLevelCritical~0)) (.cse6 (= ~methAndRunningLastTime~0 0))) (or (and .cse0 .cse1 .cse2 .cse3 .cse4 .cse5 .cse6) (and .cse7 .cse0 .cse1 .cse3 .cse5 .cse6) (and .cse2 .cse4 .cse5 .cse8 .cse9 .cse6) (and .cse7 .cse0 .cse4 .cse5 .cse6) (and .cse7 .cse4 .cse5 .cse8 .cse9 .cse6))) [2021-10-11 00:23:57,325 INFO L258 CegarLoopResult]: At program point L520-4(lines 515 523) the Hoare annotation is: (let ((.cse0 (= 1 ~systemActive~0)) (.cse1 (= ~pumpRunning~0 0)) (.cse2 (= ULTIMATE.start_test_~splverifierCounter~0 0))) (or (and .cse0 (= ~methaneLevelCritical~0 0) (= |ULTIMATE.start_isMethaneLevelCritical_#res| 0) .cse1 .cse2) (and .cse0 .cse1 (<= 1 |ULTIMATE.start_isMethaneLevelCritical_#res|) .cse2 (<= 1 ~methaneLevelCritical~0)))) [2021-10-11 00:23:57,325 INFO L262 CegarLoopResult]: For program point L454-2(lines 454 471) no Hoare annotation was computed. [2021-10-11 00:23:57,325 INFO L258 CegarLoopResult]: At program point L520-5(lines 515 523) the Hoare annotation is: (let ((.cse0 (= 1 ~systemActive~0)) (.cse5 (= ~methaneLevelCritical~0 0)) (.cse7 (= |ULTIMATE.start_isMethaneLevelCritical_#res| 0)) (.cse6 (= 0 ~systemActive~0)) (.cse1 (= ~pumpRunning~0 0)) (.cse2 (= ULTIMATE.start_test_~splverifierCounter~0 0)) (.cse3 (<= 1 |ULTIMATE.start_isMethaneLevelCritical_#res|)) (.cse4 (<= 1 ~methaneLevelCritical~0))) (or (and .cse0 .cse1 .cse2 .cse3 .cse4) (and .cse5 .cse6 .cse7 .cse1 .cse2) (and .cse0 .cse5 .cse7 .cse2) (and .cse6 .cse1 .cse2 .cse3 .cse4))) [2021-10-11 00:23:57,325 INFO L258 CegarLoopResult]: At program point L454-3(lines 1 1041) the Hoare annotation is: false [2021-10-11 00:23:57,326 INFO L262 CegarLoopResult]: For program point L322(lines 322 326) no Hoare annotation was computed. [2021-10-11 00:23:57,326 INFO L258 CegarLoopResult]: At program point L520-6(lines 515 523) the Hoare annotation is: false [2021-10-11 00:23:57,326 INFO L262 CegarLoopResult]: For program point L454-4(lines 454 471) no Hoare annotation was computed. [2021-10-11 00:23:57,326 INFO L258 CegarLoopResult]: At program point L520-7(lines 515 523) the Hoare annotation is: false [2021-10-11 00:23:57,326 INFO L258 CegarLoopResult]: At program point L454-5(lines 1 1041) the Hoare annotation is: false [2021-10-11 00:23:57,326 INFO L262 CegarLoopResult]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2021-10-11 00:23:57,327 INFO L262 CegarLoopResult]: For program point L322-2(lines 322 326) no Hoare annotation was computed. [2021-10-11 00:23:57,327 INFO L258 CegarLoopResult]: At program point L520-8(lines 515 523) the Hoare annotation is: false [2021-10-11 00:23:57,327 INFO L262 CegarLoopResult]: For program point L322-3(lines 322 326) no Hoare annotation was computed. [2021-10-11 00:23:57,327 INFO L258 CegarLoopResult]: At program point L520-9(lines 515 523) the Hoare annotation is: false [2021-10-11 00:23:57,327 INFO L258 CegarLoopResult]: At program point L520-10(lines 515 523) the Hoare annotation is: false [2021-10-11 00:23:57,327 INFO L262 CegarLoopResult]: For program point L322-5(lines 322 326) no Hoare annotation was computed. [2021-10-11 00:23:57,328 INFO L258 CegarLoopResult]: At program point L520-11(lines 515 523) the Hoare annotation is: false [2021-10-11 00:23:57,328 INFO L262 CegarLoopResult]: For program point L322-6(lines 322 326) no Hoare annotation was computed. [2021-10-11 00:23:57,328 INFO L258 CegarLoopResult]: At program point L520-12(lines 515 523) the Hoare annotation is: false [2021-10-11 00:23:57,328 INFO L258 CegarLoopResult]: At program point L520-13(lines 515 523) the Hoare annotation is: false [2021-10-11 00:23:57,328 INFO L262 CegarLoopResult]: For program point L322-8(lines 322 326) no Hoare annotation was computed. [2021-10-11 00:23:57,328 INFO L258 CegarLoopResult]: At program point L520-14(lines 515 523) the Hoare annotation is: false [2021-10-11 00:23:57,328 INFO L262 CegarLoopResult]: For program point L322-9(lines 322 326) no Hoare annotation was computed. [2021-10-11 00:23:57,329 INFO L258 CegarLoopResult]: At program point L520-15(lines 515 523) the Hoare annotation is: false [2021-10-11 00:23:57,329 INFO L258 CegarLoopResult]: At program point L520-16(lines 515 523) the Hoare annotation is: false [2021-10-11 00:23:57,329 INFO L262 CegarLoopResult]: For program point L322-11(lines 322 326) no Hoare annotation was computed. [2021-10-11 00:23:57,329 INFO L258 CegarLoopResult]: At program point L520-17(lines 515 523) the Hoare annotation is: false [2021-10-11 00:23:57,329 INFO L262 CegarLoopResult]: For program point L322-12(lines 322 326) no Hoare annotation was computed. [2021-10-11 00:23:57,329 INFO L262 CegarLoopResult]: For program point L322-14(lines 322 326) no Hoare annotation was computed. [2021-10-11 00:23:57,329 INFO L262 CegarLoopResult]: For program point L322-15(lines 322 326) no Hoare annotation was computed. [2021-10-11 00:23:57,330 INFO L262 CegarLoopResult]: For program point L322-17(lines 322 326) no Hoare annotation was computed. [2021-10-11 00:23:57,330 INFO L262 CegarLoopResult]: For program point L389(lines 389 395) no Hoare annotation was computed. [2021-10-11 00:23:57,330 INFO L258 CegarLoopResult]: At program point L389-1(lines 389 395) the Hoare annotation is: (let ((.cse1 (= 0 ~systemActive~0)) (.cse2 (= ~pumpRunning~0 0)) (.cse6 (<= 1 ~methaneLevelCritical~0)) (.cse4 (= ~methAndRunningLastTime~0 0)) (.cse5 (= 1 ~systemActive~0)) (.cse0 (= ~methaneLevelCritical~0 0)) (.cse3 (= ULTIMATE.start_test_~splverifierCounter~0 0))) (or (and .cse0 .cse1 .cse2 .cse3 .cse4) (and .cse5 .cse3 .cse6 .cse4) (and .cse1 .cse2 .cse3 .cse6 .cse4) (and .cse5 .cse0 .cse3))) [2021-10-11 00:23:57,330 INFO L262 CegarLoopResult]: For program point L458(lines 458 468) no Hoare annotation was computed. [2021-10-11 00:23:57,330 INFO L262 CegarLoopResult]: For program point L458-2(lines 458 468) no Hoare annotation was computed. [2021-10-11 00:23:57,331 INFO L262 CegarLoopResult]: For program point L458-4(lines 458 468) no Hoare annotation was computed. [2021-10-11 00:23:57,331 INFO L258 CegarLoopResult]: At program point L591-2(lines 591 605) the Hoare annotation is: false [2021-10-11 00:23:57,331 INFO L262 CegarLoopResult]: For program point L459(lines 459 465) no Hoare annotation was computed. [2021-10-11 00:23:57,331 INFO L262 CegarLoopResult]: For program point L459-2(lines 459 465) no Hoare annotation was computed. [2021-10-11 00:23:57,331 INFO L262 CegarLoopResult]: For program point L459-4(lines 459 465) no Hoare annotation was computed. [2021-10-11 00:23:57,331 INFO L262 CegarLoopResult]: For program point L592(line 592) no Hoare annotation was computed. [2021-10-11 00:23:57,332 INFO L258 CegarLoopResult]: At program point L328(lines 313 331) the Hoare annotation is: (and (= 1 ~systemActive~0) (= ~methaneLevelCritical~0 0) (= |ULTIMATE.start_isMethaneLevelCritical_#res| 0) (= ULTIMATE.start_test_~splverifierCounter~0 0)) [2021-10-11 00:23:57,332 INFO L258 CegarLoopResult]: At program point L328-1(lines 313 331) the Hoare annotation is: false [2021-10-11 00:23:57,332 INFO L258 CegarLoopResult]: At program point L328-2(lines 313 331) the Hoare annotation is: false [2021-10-11 00:23:57,332 INFO L258 CegarLoopResult]: At program point L328-3(lines 313 331) the Hoare annotation is: false [2021-10-11 00:23:57,332 INFO L258 CegarLoopResult]: At program point L328-4(lines 313 331) the Hoare annotation is: false [2021-10-11 00:23:57,332 INFO L258 CegarLoopResult]: At program point L328-5(lines 313 331) the Hoare annotation is: false [2021-10-11 00:23:57,333 INFO L262 CegarLoopResult]: For program point L-1(line -1) no Hoare annotation was computed. [2021-10-11 00:23:57,333 INFO L262 CegarLoopResult]: For program point ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION(line 432) no Hoare annotation was computed. [2021-10-11 00:23:57,333 INFO L262 CegarLoopResult]: For program point L132(lines 132 149) no Hoare annotation was computed. [2021-10-11 00:23:57,333 INFO L262 CegarLoopResult]: For program point L132-1(lines 132 149) no Hoare annotation was computed. [2021-10-11 00:23:57,333 INFO L262 CegarLoopResult]: For program point L132-2(lines 132 149) no Hoare annotation was computed. [2021-10-11 00:23:57,333 INFO L262 CegarLoopResult]: For program point L132-3(lines 132 149) no Hoare annotation was computed. [2021-10-11 00:23:57,334 INFO L262 CegarLoopResult]: For program point L132-4(lines 132 149) no Hoare annotation was computed. [2021-10-11 00:23:57,334 INFO L262 CegarLoopResult]: For program point L132-5(lines 132 149) no Hoare annotation was computed. [2021-10-11 00:23:57,334 INFO L262 CegarLoopResult]: For program point L132-6(lines 132 149) no Hoare annotation was computed. [2021-10-11 00:23:57,334 INFO L262 CegarLoopResult]: For program point L132-7(lines 132 149) no Hoare annotation was computed. [2021-10-11 00:23:57,334 INFO L262 CegarLoopResult]: For program point L132-8(lines 132 149) no Hoare annotation was computed. [2021-10-11 00:23:57,334 INFO L262 CegarLoopResult]: For program point L132-9(lines 132 149) no Hoare annotation was computed. [2021-10-11 00:23:57,334 INFO L262 CegarLoopResult]: For program point L132-10(lines 132 149) no Hoare annotation was computed. [2021-10-11 00:23:57,335 INFO L262 CegarLoopResult]: For program point L132-11(lines 132 149) no Hoare annotation was computed. [2021-10-11 00:23:57,335 INFO L262 CegarLoopResult]: For program point L595(lines 595 599) no Hoare annotation was computed. [2021-10-11 00:23:57,335 INFO L262 CegarLoopResult]: For program point L595-1(lines 100 106) no Hoare annotation was computed. [2021-10-11 00:23:57,335 INFO L258 CegarLoopResult]: At program point L67(lines 1 1041) the Hoare annotation is: (and (= ~waterLevel~0 1) (= 1 ~systemActive~0) (= ~methaneLevelCritical~0 0) (= ~pumpRunning~0 0) (= ~methAndRunningLastTime~0 0)) [2021-10-11 00:23:57,335 INFO L262 CegarLoopResult]: For program point L663(lines 663 670) no Hoare annotation was computed. [2021-10-11 00:23:57,335 INFO L265 CegarLoopResult]: At program point L663-1(lines 663 670) the Hoare annotation is: true [2021-10-11 00:23:57,336 INFO L262 CegarLoopResult]: For program point L399(lines 399 414) no Hoare annotation was computed. [2021-10-11 00:23:57,336 INFO L262 CegarLoopResult]: For program point L136(lines 136 144) no Hoare annotation was computed. [2021-10-11 00:23:57,336 INFO L262 CegarLoopResult]: For program point L136-1(lines 136 144) no Hoare annotation was computed. [2021-10-11 00:23:57,336 INFO L262 CegarLoopResult]: For program point L136-2(lines 136 144) no Hoare annotation was computed. [2021-10-11 00:23:57,336 INFO L262 CegarLoopResult]: For program point L136-3(lines 136 144) no Hoare annotation was computed. [2021-10-11 00:23:57,336 INFO L262 CegarLoopResult]: For program point L136-4(lines 136 144) no Hoare annotation was computed. [2021-10-11 00:23:57,336 INFO L262 CegarLoopResult]: For program point L136-5(lines 136 144) no Hoare annotation was computed. [2021-10-11 00:23:57,337 INFO L262 CegarLoopResult]: For program point L136-6(lines 136 144) no Hoare annotation was computed. [2021-10-11 00:23:57,337 INFO L262 CegarLoopResult]: For program point L136-7(lines 136 144) no Hoare annotation was computed. [2021-10-11 00:23:57,337 INFO L262 CegarLoopResult]: For program point L136-8(lines 136 144) no Hoare annotation was computed. [2021-10-11 00:23:57,337 INFO L262 CegarLoopResult]: For program point L136-9(lines 136 144) no Hoare annotation was computed. [2021-10-11 00:23:57,337 INFO L262 CegarLoopResult]: For program point L136-10(lines 136 144) no Hoare annotation was computed. [2021-10-11 00:23:57,337 INFO L262 CegarLoopResult]: For program point L136-11(lines 136 144) no Hoare annotation was computed. [2021-10-11 00:23:57,337 INFO L262 CegarLoopResult]: For program point L336(lines 336 342) no Hoare annotation was computed. [2021-10-11 00:23:57,338 INFO L258 CegarLoopResult]: At program point L336-1(lines 336 342) the Hoare annotation is: (let ((.cse0 (= ~pumpRunning~0 0)) (.cse1 (= ULTIMATE.start_test_~splverifierCounter~0 0))) (or (and .cse0 .cse1 (<= 1 ~methaneLevelCritical~0)) (and (= ~methaneLevelCritical~0 0) .cse0 .cse1))) [2021-10-11 00:23:57,338 INFO L258 CegarLoopResult]: At program point L75(lines 70 78) the Hoare annotation is: (and (= ~waterLevel~0 1) (= 1 ~systemActive~0) (= ~methaneLevelCritical~0 0) (= ~pumpRunning~0 0) (= ~methAndRunningLastTime~0 0)) [2021-10-11 00:23:57,338 INFO L262 CegarLoopResult]: For program point ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION(line 432) no Hoare annotation was computed. [2021-10-11 00:23:57,338 INFO L262 CegarLoopResult]: For program point L407(lines 407 413) no Hoare annotation was computed. [2021-10-11 00:23:57,338 INFO L258 CegarLoopResult]: At program point L407-1(lines 100 106) the Hoare annotation is: (let ((.cse0 (= 1 ~systemActive~0)) (.cse2 (<= 1 ~methaneLevelCritical~0)) (.cse3 (= ~methaneLevelCritical~0 0)) (.cse4 (= 0 ~systemActive~0)) (.cse5 (= ~pumpRunning~0 0)) (.cse1 (= ULTIMATE.start_test_~splverifierCounter~0 0))) (or (and .cse0 .cse1 .cse2 (= ~methAndRunningLastTime~0 0)) (and .cse0 .cse3 .cse1) (and .cse4 .cse5 .cse1 .cse2) (and .cse3 .cse4 .cse5 .cse1))) [2021-10-11 00:23:57,339 INFO L265 CegarLoopResult]: At program point L672(lines 653 675) the Hoare annotation is: true [2021-10-11 00:23:57,339 INFO L262 CegarLoopResult]: For program point ULTIMATE.startENTRY(line -1) no Hoare annotation was computed. [2021-10-11 00:23:57,339 INFO L262 CegarLoopResult]: For program point L483(lines 483 487) no Hoare annotation was computed. [2021-10-11 00:23:57,339 INFO L262 CegarLoopResult]: For program point L483-3(lines 483 487) no Hoare annotation was computed. [2021-10-11 00:23:57,339 INFO L262 CegarLoopResult]: For program point L483-6(lines 483 487) no Hoare annotation was computed. [2021-10-11 00:23:57,339 INFO L262 CegarLoopResult]: For program point L220(lines 220 226) no Hoare annotation was computed. [2021-10-11 00:23:57,339 INFO L262 CegarLoopResult]: For program point L220-2(lines 220 226) no Hoare annotation was computed. [2021-10-11 00:23:57,340 INFO L262 CegarLoopResult]: For program point L220-4(lines 220 226) no Hoare annotation was computed. [2021-10-11 00:23:57,340 INFO L262 CegarLoopResult]: For program point L220-6(lines 220 226) no Hoare annotation was computed. [2021-10-11 00:23:57,340 INFO L262 CegarLoopResult]: For program point L220-8(lines 220 226) no Hoare annotation was computed. [2021-10-11 00:23:57,340 INFO L262 CegarLoopResult]: For program point L220-10(lines 220 226) no Hoare annotation was computed. [2021-10-11 00:23:57,340 INFO L262 CegarLoopResult]: For program point L220-12(lines 220 226) no Hoare annotation was computed. [2021-10-11 00:23:57,340 INFO L262 CegarLoopResult]: For program point L220-14(lines 220 226) no Hoare annotation was computed. [2021-10-11 00:23:57,340 INFO L262 CegarLoopResult]: For program point L220-16(lines 220 226) no Hoare annotation was computed. [2021-10-11 00:23:57,341 INFO L262 CegarLoopResult]: For program point L220-18(lines 220 226) no Hoare annotation was computed. [2021-10-11 00:23:57,341 INFO L262 CegarLoopResult]: For program point L220-20(lines 220 226) no Hoare annotation was computed. [2021-10-11 00:23:57,341 INFO L262 CegarLoopResult]: For program point L220-22(lines 220 226) no Hoare annotation was computed. [2021-10-11 00:23:57,341 INFO L258 CegarLoopResult]: At program point L419(lines 368 420) the Hoare annotation is: false [2021-10-11 00:23:57,341 INFO L262 CegarLoopResult]: For program point L158(lines 158 175) no Hoare annotation was computed. [2021-10-11 00:23:57,341 INFO L262 CegarLoopResult]: For program point L158-1(lines 158 175) no Hoare annotation was computed. [2021-10-11 00:23:57,341 INFO L262 CegarLoopResult]: For program point L158-2(lines 158 175) no Hoare annotation was computed. [2021-10-11 00:23:57,342 INFO L262 CegarLoopResult]: For program point L158-3(lines 158 175) no Hoare annotation was computed. [2021-10-11 00:23:57,342 INFO L262 CegarLoopResult]: For program point L158-4(lines 158 175) no Hoare annotation was computed. [2021-10-11 00:23:57,342 INFO L262 CegarLoopResult]: For program point L158-5(lines 158 175) no Hoare annotation was computed. [2021-10-11 00:23:57,342 INFO L262 CegarLoopResult]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2021-10-11 00:23:57,342 INFO L262 CegarLoopResult]: For program point L162(lines 162 170) no Hoare annotation was computed. [2021-10-11 00:23:57,342 INFO L262 CegarLoopResult]: For program point L162-1(lines 162 170) no Hoare annotation was computed. [2021-10-11 00:23:57,342 INFO L262 CegarLoopResult]: For program point L162-2(lines 162 170) no Hoare annotation was computed. [2021-10-11 00:23:57,343 INFO L262 CegarLoopResult]: For program point L162-3(lines 162 170) no Hoare annotation was computed. [2021-10-11 00:23:57,343 INFO L262 CegarLoopResult]: For program point L162-4(lines 162 170) no Hoare annotation was computed. [2021-10-11 00:23:57,343 INFO L262 CegarLoopResult]: For program point L162-5(lines 162 170) no Hoare annotation was computed. [2021-10-11 00:23:57,343 INFO L262 CegarLoopResult]: For program point L560(lines 560 566) no Hoare annotation was computed. [2021-10-11 00:23:57,343 INFO L262 CegarLoopResult]: For program point L560-1(lines 560 566) no Hoare annotation was computed. [2021-10-11 00:23:57,343 INFO L262 CegarLoopResult]: For program point L560-2(lines 560 566) no Hoare annotation was computed. [2021-10-11 00:23:57,343 INFO L262 CegarLoopResult]: For program point L560-3(lines 560 566) no Hoare annotation was computed. [2021-10-11 00:23:57,343 INFO L262 CegarLoopResult]: For program point L560-4(lines 560 566) no Hoare annotation was computed. [2021-10-11 00:23:57,344 INFO L262 CegarLoopResult]: For program point L560-5(lines 560 566) no Hoare annotation was computed. [2021-10-11 00:23:57,344 INFO L262 CegarLoopResult]: For program point L560-6(lines 560 566) no Hoare annotation was computed. [2021-10-11 00:23:57,344 INFO L262 CegarLoopResult]: For program point L560-7(lines 560 566) no Hoare annotation was computed. [2021-10-11 00:23:57,344 INFO L262 CegarLoopResult]: For program point L560-8(lines 560 566) no Hoare annotation was computed. [2021-10-11 00:23:57,344 INFO L262 CegarLoopResult]: For program point L560-9(lines 560 566) no Hoare annotation was computed. [2021-10-11 00:23:57,344 INFO L262 CegarLoopResult]: For program point L560-10(lines 560 566) no Hoare annotation was computed. [2021-10-11 00:23:57,344 INFO L262 CegarLoopResult]: For program point L560-11(lines 560 566) no Hoare annotation was computed. [2021-10-11 00:23:57,345 INFO L262 CegarLoopResult]: For program point L495(lines 495 499) no Hoare annotation was computed. [2021-10-11 00:23:57,345 INFO L258 CegarLoopResult]: At program point L100(lines 99 118) the Hoare annotation is: (let ((.cse0 (= 1 ~systemActive~0)) (.cse3 (<= 1 ~methaneLevelCritical~0)) (.cse4 (= ~methaneLevelCritical~0 0)) (.cse5 (= 0 ~systemActive~0)) (.cse1 (= ~pumpRunning~0 0)) (.cse2 (= ULTIMATE.start_test_~splverifierCounter~0 0))) (or (and (<= 1 |ULTIMATE.start_isMethaneAlarm_#res|) .cse0 .cse1 .cse2 (<= 1 |ULTIMATE.start_isMethaneLevelCritical_#res|) .cse3) (and .cse0 .cse2 .cse3 (= ~methAndRunningLastTime~0 0)) (and .cse0 .cse4 .cse2) (and .cse5 .cse1 .cse2 .cse3) (and .cse4 .cse5 .cse1 .cse2))) [2021-10-11 00:23:57,345 INFO L262 CegarLoopResult]: For program point L100-1(lines 100 106) no Hoare annotation was computed. [2021-10-11 00:23:57,345 INFO L258 CegarLoopResult]: At program point L100-2(lines 99 118) the Hoare annotation is: false [2021-10-11 00:23:57,345 INFO L258 CegarLoopResult]: At program point L100-3(lines 99 118) the Hoare annotation is: false [2021-10-11 00:23:57,384 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 11.10 12:23:57 BoogieIcfgContainer [2021-10-11 00:23:57,384 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2021-10-11 00:23:57,385 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2021-10-11 00:23:57,385 INFO L271 PluginConnector]: Initializing Witness Printer... [2021-10-11 00:23:57,385 INFO L275 PluginConnector]: Witness Printer initialized [2021-10-11 00:23:57,386 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 11.10 12:23:43" (3/4) ... [2021-10-11 00:23:57,390 INFO L137 WitnessPrinter]: Generating witness for correct program [2021-10-11 00:23:57,421 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 41 nodes and edges [2021-10-11 00:23:57,424 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 21 nodes and edges [2021-10-11 00:23:57,426 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 10 nodes and edges [2021-10-11 00:23:57,429 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 5 nodes and edges [2021-10-11 00:23:57,431 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 2 nodes and edges [2021-10-11 00:23:57,434 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2021-10-11 00:23:57,436 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2021-10-11 00:23:57,464 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((((((((methaneLevelCritical == 0 && tmp == 0) && 0 == systemActive) && \result == 0) && pumpRunning == 0) && splverifierCounter == 0) && methAndRunningLastTime == 0) || (((((1 == systemActive && methaneLevelCritical == 0) && tmp == 0) && \result == 0) && splverifierCounter == 0) && methAndRunningLastTime == 0)) || (((((0 == systemActive && pumpRunning == 0) && splverifierCounter == 0) && 1 <= \result) && 1 <= methaneLevelCritical) && methAndRunningLastTime == 0)) || ((((1 == systemActive && methaneLevelCritical == 0) && pumpRunning == 0) && splverifierCounter == 0) && methAndRunningLastTime == 0)) || (((((1 == systemActive && pumpRunning == 0) && splverifierCounter == 0) && 1 <= \result) && 1 <= methaneLevelCritical) && methAndRunningLastTime == 0) [2021-10-11 00:23:57,464 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((((((((methaneLevelCritical == 0 && tmp == 0) && 0 == systemActive) && \result == 0) && pumpRunning == 0) && splverifierCounter == 0) && methAndRunningLastTime == 0) || (((((1 == systemActive && methaneLevelCritical == 0) && tmp == 0) && \result == 0) && splverifierCounter == 0) && methAndRunningLastTime == 0)) || (((((0 == systemActive && pumpRunning == 0) && splverifierCounter == 0) && 1 <= \result) && 1 <= methaneLevelCritical) && methAndRunningLastTime == 0)) || ((((1 == systemActive && methaneLevelCritical == 0) && pumpRunning == 0) && splverifierCounter == 0) && methAndRunningLastTime == 0)) || (((((1 == systemActive && pumpRunning == 0) && splverifierCounter == 0) && 1 <= \result) && 1 <= methaneLevelCritical) && methAndRunningLastTime == 0) [2021-10-11 00:23:57,466 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((((((1 <= \result && 1 == systemActive) && pumpRunning == 0) && splverifierCounter == 0) && 1 <= \result) && 1 <= methaneLevelCritical) || (((1 == systemActive && splverifierCounter == 0) && 1 <= methaneLevelCritical) && methAndRunningLastTime == 0)) || ((1 == systemActive && methaneLevelCritical == 0) && splverifierCounter == 0)) || (((0 == systemActive && pumpRunning == 0) && splverifierCounter == 0) && 1 <= methaneLevelCritical)) || (((methaneLevelCritical == 0 && 0 == systemActive) && pumpRunning == 0) && splverifierCounter == 0) [2021-10-11 00:23:57,466 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((((1 == systemActive && methaneLevelCritical == 0) && pumpRunning == 0) && splverifierCounter == 0) || (((1 == systemActive && pumpRunning == 0) && splverifierCounter == 0) && 1 <= methaneLevelCritical)) || (((0 == systemActive && pumpRunning == 0) && splverifierCounter == 0) && 1 <= methaneLevelCritical)) || (((1 == systemActive && methaneLevelCritical == 0) && \result == 0) && splverifierCounter == 0)) || (((methaneLevelCritical == 0 && 0 == systemActive) && pumpRunning == 0) && splverifierCounter == 0) [2021-10-11 00:23:57,468 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((((1 == systemActive && pumpRunning == 0) && splverifierCounter == 0) && 1 <= \result) && 1 <= methaneLevelCritical) || ((((methaneLevelCritical == 0 && 0 == systemActive) && \result == 0) && pumpRunning == 0) && splverifierCounter == 0)) || (((1 == systemActive && methaneLevelCritical == 0) && \result == 0) && splverifierCounter == 0)) || ((((0 == systemActive && pumpRunning == 0) && splverifierCounter == 0) && 1 <= \result) && 1 <= methaneLevelCritical) [2021-10-11 00:23:57,469 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((1 == systemActive && 1 <= \result) && splverifierCounter == 0) && 1 <= methaneLevelCritical) && methAndRunningLastTime == 0) || (((1 == systemActive && methaneLevelCritical == 0) && \result == 0) && splverifierCounter == 0) [2021-10-11 00:23:57,470 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((((1 <= \result && 1 == systemActive) && 1 <= \result) && splverifierCounter == 0) && 1 <= methaneLevelCritical) && methAndRunningLastTime == 0) || (((1 == systemActive && methaneLevelCritical == 0) && \result == 0) && splverifierCounter == 0) [2021-10-11 00:23:57,471 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((((1 == systemActive && \result == 0) && pumpRunning == 0) && splverifierCounter == 0) && 1 <= \result) && 1 <= methaneLevelCritical) || (((((0 == systemActive && \result == 0) && pumpRunning == 0) && splverifierCounter == 0) && 1 <= \result) && 1 <= methaneLevelCritical) [2021-10-11 00:23:57,471 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((1 == systemActive && methaneLevelCritical == 0) && pumpRunning == 0) && splverifierCounter == 0) || (1 <= methaneLevelCritical && ((((1 == systemActive && pumpRunning == 0) && splverifierCounter == 0) && methAndRunningLastTime == 0) || ((((1 <= \result && 1 == systemActive) && pumpRunning == 0) && splverifierCounter == 0) && 1 <= \result)))) || ((((1 == systemActive && pumpRunning == 0) && splverifierCounter == 0) && \result == 1) && 1 <= methaneLevelCritical) [2021-10-11 00:23:57,473 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((1 == systemActive && methaneLevelCritical == 0) && pumpRunning == 0) && splverifierCounter == 0) || (((((1 == systemActive && pumpRunning == 0) && splverifierCounter == 0) && methAndRunningLastTime == 0) || ((((1 <= \result && 1 == systemActive) && pumpRunning == 0) && 1 <= \result) && splverifierCounter == 0)) && 1 <= methaneLevelCritical)) || (((((1 == systemActive && \result == 0) && pumpRunning == 0) && tmp___0 == 0) && splverifierCounter == 0) && 1 <= methaneLevelCritical) [2021-10-11 00:23:57,474 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((1 == systemActive && methaneLevelCritical == 0) && \result == 0) && splverifierCounter == 0 [2021-10-11 00:23:57,475 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((1 == systemActive && methaneLevelCritical == 0) && \result == 0) && pumpRunning == 0) && splverifierCounter == 0 [2021-10-11 00:23:57,476 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((1 == systemActive && methaneLevelCritical == 0) && \result == 0) && splverifierCounter == 0 [2021-10-11 00:23:57,477 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((1 == systemActive && methaneLevelCritical == 0) && \result == 0) && pumpRunning == 0) && splverifierCounter == 0) || ((((1 == systemActive && pumpRunning == 0) && 1 <= \result) && splverifierCounter == 0) && 1 <= methaneLevelCritical) [2021-10-11 00:23:57,477 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((1 == systemActive && methaneLevelCritical == 0) && \result == 0) && pumpRunning == 0) && splverifierCounter == 0 [2021-10-11 00:23:57,477 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((((1 <= \result && 1 == systemActive) && pumpRunning == 0) && splverifierCounter == 0) && 1 <= \result) && 1 <= methaneLevelCritical) || ((((1 == systemActive && methaneLevelCritical == 0) && \result == 0) && pumpRunning == 0) && splverifierCounter == 0) [2021-10-11 00:23:57,479 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((1 == systemActive && methaneLevelCritical == 0) && \result == 0) && pumpRunning == 0) && splverifierCounter == 0 [2021-10-11 00:23:57,479 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((1 == systemActive && methaneLevelCritical == 0) && \result == 0) && pumpRunning == 0) && splverifierCounter == 0 [2021-10-11 00:23:57,480 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((1 == systemActive && methaneLevelCritical == 0) && \result == 0) && pumpRunning == 0) && splverifierCounter == 0 [2021-10-11 00:23:57,480 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((1 == systemActive && methaneLevelCritical == 0) && \result == 0) && pumpRunning == 0) && splverifierCounter == 0 [2021-10-11 00:23:57,481 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((1 == systemActive && methaneLevelCritical == 0) && \result == 0) && pumpRunning == 0) && splverifierCounter == 0 [2021-10-11 00:23:57,481 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((1 == systemActive && methaneLevelCritical == 0) && \result == 0) && pumpRunning == 0) && splverifierCounter == 0 [2021-10-11 00:23:57,609 INFO L141 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_23351846-7d59-4777-b8ce-c8e78191f712/bin/uautomizer-Z5i5R5N3CC/witness.graphml [2021-10-11 00:23:57,609 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2021-10-11 00:23:57,610 INFO L168 Benchmark]: Toolchain (without parser) took 16996.06 ms. Allocated memory was 123.7 MB in the beginning and 377.5 MB in the end (delta: 253.8 MB). Free memory was 87.8 MB in the beginning and 286.9 MB in the end (delta: -199.1 MB). Peak memory consumption was 54.2 MB. Max. memory is 16.1 GB. [2021-10-11 00:23:57,610 INFO L168 Benchmark]: CDTParser took 0.60 ms. Allocated memory is still 123.7 MB. Free memory was 95.3 MB in the beginning and 95.3 MB in the end (delta: 26.8 kB). There was no memory consumed. Max. memory is 16.1 GB. [2021-10-11 00:23:57,611 INFO L168 Benchmark]: CACSL2BoogieTranslator took 706.29 ms. Allocated memory is still 123.7 MB. Free memory was 87.5 MB in the beginning and 86.4 MB in the end (delta: 1.1 MB). Peak memory consumption was 10.5 MB. Max. memory is 16.1 GB. [2021-10-11 00:23:57,611 INFO L168 Benchmark]: Boogie Procedure Inliner took 133.13 ms. Allocated memory is still 123.7 MB. Free memory was 86.4 MB in the beginning and 80.8 MB in the end (delta: 5.6 MB). Peak memory consumption was 6.3 MB. Max. memory is 16.1 GB. [2021-10-11 00:23:57,612 INFO L168 Benchmark]: Boogie Preprocessor took 112.37 ms. Allocated memory is still 123.7 MB. Free memory was 80.8 MB in the beginning and 76.6 MB in the end (delta: 4.2 MB). Peak memory consumption was 4.2 MB. Max. memory is 16.1 GB. [2021-10-11 00:23:57,612 INFO L168 Benchmark]: RCFGBuilder took 1521.48 ms. Allocated memory was 123.7 MB in the beginning and 180.4 MB in the end (delta: 56.6 MB). Free memory was 76.6 MB in the beginning and 149.0 MB in the end (delta: -72.4 MB). Peak memory consumption was 53.0 MB. Max. memory is 16.1 GB. [2021-10-11 00:23:57,613 INFO L168 Benchmark]: TraceAbstraction took 14290.98 ms. Allocated memory was 180.4 MB in the beginning and 377.5 MB in the end (delta: 197.1 MB). Free memory was 148.0 MB in the beginning and 306.8 MB in the end (delta: -158.8 MB). Peak memory consumption was 223.9 MB. Max. memory is 16.1 GB. [2021-10-11 00:23:57,613 INFO L168 Benchmark]: Witness Printer took 223.96 ms. Allocated memory is still 377.5 MB. Free memory was 306.8 MB in the beginning and 286.9 MB in the end (delta: 19.9 MB). Peak memory consumption was 18.9 MB. Max. memory is 16.1 GB. [2021-10-11 00:23:57,617 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.60 ms. Allocated memory is still 123.7 MB. Free memory was 95.3 MB in the beginning and 95.3 MB in the end (delta: 26.8 kB). There was no memory consumed. Max. memory is 16.1 GB. * CACSL2BoogieTranslator took 706.29 ms. Allocated memory is still 123.7 MB. Free memory was 87.5 MB in the beginning and 86.4 MB in the end (delta: 1.1 MB). Peak memory consumption was 10.5 MB. Max. memory is 16.1 GB. * Boogie Procedure Inliner took 133.13 ms. Allocated memory is still 123.7 MB. Free memory was 86.4 MB in the beginning and 80.8 MB in the end (delta: 5.6 MB). Peak memory consumption was 6.3 MB. Max. memory is 16.1 GB. * Boogie Preprocessor took 112.37 ms. Allocated memory is still 123.7 MB. Free memory was 80.8 MB in the beginning and 76.6 MB in the end (delta: 4.2 MB). Peak memory consumption was 4.2 MB. Max. memory is 16.1 GB. * RCFGBuilder took 1521.48 ms. Allocated memory was 123.7 MB in the beginning and 180.4 MB in the end (delta: 56.6 MB). Free memory was 76.6 MB in the beginning and 149.0 MB in the end (delta: -72.4 MB). Peak memory consumption was 53.0 MB. Max. memory is 16.1 GB. * TraceAbstraction took 14290.98 ms. Allocated memory was 180.4 MB in the beginning and 377.5 MB in the end (delta: 197.1 MB). Free memory was 148.0 MB in the beginning and 306.8 MB in the end (delta: -158.8 MB). Peak memory consumption was 223.9 MB. Max. memory is 16.1 GB. * Witness Printer took 223.96 ms. Allocated memory is still 377.5 MB. Free memory was 306.8 MB in the beginning and 286.9 MB in the end (delta: 19.9 MB). Peak memory consumption was 18.9 MB. Max. memory is 16.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - PositiveResult [Line: 432]: call to reach_error is unreachable For all program executions holds that call to reach_error is unreachable at this location - PositiveResult [Line: 432]: call to reach_error is unreachable For all program executions holds that call to reach_error is unreachable at this location - PositiveResult [Line: 432]: call to reach_error is unreachable For all program executions holds that call to reach_error is unreachable at this location - AllSpecificationsHoldResult: All specifications hold 3 specifications checked. All of them hold - InvariantResult [Line: 238]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 515]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 238]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 515]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 238]: Loop Invariant Derived loop invariant: (((((1 <= \result && 1 == systemActive) && pumpRunning == 0) && splverifierCounter == 0) && 1 <= \result) && 1 <= methaneLevelCritical) || ((((1 == systemActive && methaneLevelCritical == 0) && \result == 0) && pumpRunning == 0) && splverifierCounter == 0) - InvariantResult [Line: 515]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 238]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 653]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 238]: Loop Invariant Derived loop invariant: (((1 == systemActive && methaneLevelCritical == 0) && \result == 0) && pumpRunning == 0) && splverifierCounter == 0 - InvariantResult [Line: 635]: Loop Invariant Derived loop invariant: (((waterLevel == 1 && 1 == systemActive) && methaneLevelCritical == 0) && pumpRunning == 0) && methAndRunningLastTime == 0 - InvariantResult [Line: 238]: Loop Invariant Derived loop invariant: (((1 == systemActive && methaneLevelCritical == 0) && \result == 0) && pumpRunning == 0) && splverifierCounter == 0 - InvariantResult [Line: 238]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 515]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 238]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 515]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 238]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 515]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 238]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 515]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 238]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 515]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 336]: Loop Invariant Derived loop invariant: ((pumpRunning == 0 && splverifierCounter == 0) && 1 <= methaneLevelCritical) || ((methaneLevelCritical == 0 && pumpRunning == 0) && splverifierCounter == 0) - InvariantResult [Line: 515]: Loop Invariant Derived loop invariant: ((((1 == systemActive && methaneLevelCritical == 0) && \result == 0) && pumpRunning == 0) && splverifierCounter == 0) || ((((1 == systemActive && pumpRunning == 0) && 1 <= \result) && splverifierCounter == 0) && 1 <= methaneLevelCritical) - InvariantResult [Line: 1]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 515]: Loop Invariant Derived loop invariant: ((((((1 == systemActive && pumpRunning == 0) && splverifierCounter == 0) && 1 <= \result) && 1 <= methaneLevelCritical) || ((((methaneLevelCritical == 0 && 0 == systemActive) && \result == 0) && pumpRunning == 0) && splverifierCounter == 0)) || (((1 == systemActive && methaneLevelCritical == 0) && \result == 0) && splverifierCounter == 0)) || ((((0 == systemActive && pumpRunning == 0) && splverifierCounter == 0) && 1 <= \result) && 1 <= methaneLevelCritical) - InvariantResult [Line: 515]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 1]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 515]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 515]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 107]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 515]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 238]: Loop Invariant Derived loop invariant: (((((1 <= \result && 1 == systemActive) && 1 <= \result) && splverifierCounter == 0) && 1 <= methaneLevelCritical) && methAndRunningLastTime == 0) || (((1 == systemActive && methaneLevelCritical == 0) && \result == 0) && splverifierCounter == 0) - InvariantResult [Line: 570]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 515]: Loop Invariant Derived loop invariant: ((((1 == systemActive && 1 <= \result) && splverifierCounter == 0) && 1 <= methaneLevelCritical) && methAndRunningLastTime == 0) || (((1 == systemActive && methaneLevelCritical == 0) && \result == 0) && splverifierCounter == 0) - InvariantResult [Line: 570]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 515]: Loop Invariant Derived loop invariant: (((1 == systemActive && methaneLevelCritical == 0) && \result == 0) && pumpRunning == 0) && splverifierCounter == 0 - InvariantResult [Line: 570]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 515]: Loop Invariant Derived loop invariant: (((1 == systemActive && methaneLevelCritical == 0) && \result == 0) && pumpRunning == 0) && splverifierCounter == 0 - InvariantResult [Line: 438]: Loop Invariant Derived loop invariant: (((waterLevel == 1 && 1 == systemActive) && methaneLevelCritical == 0) && pumpRunning == 0) && methAndRunningLastTime == 0 - InvariantResult [Line: 570]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 515]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 1]: Loop Invariant Derived loop invariant: (((((((((methaneLevelCritical == 0 && tmp == 0) && 0 == systemActive) && \result == 0) && pumpRunning == 0) && splverifierCounter == 0) && methAndRunningLastTime == 0) || (((((1 == systemActive && methaneLevelCritical == 0) && tmp == 0) && \result == 0) && splverifierCounter == 0) && methAndRunningLastTime == 0)) || (((((0 == systemActive && pumpRunning == 0) && splverifierCounter == 0) && 1 <= \result) && 1 <= methaneLevelCritical) && methAndRunningLastTime == 0)) || ((((1 == systemActive && methaneLevelCritical == 0) && pumpRunning == 0) && splverifierCounter == 0) && methAndRunningLastTime == 0)) || (((((1 == systemActive && pumpRunning == 0) && splverifierCounter == 0) && 1 <= \result) && 1 <= methaneLevelCritical) && methAndRunningLastTime == 0) - InvariantResult [Line: 570]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 389]: Loop Invariant Derived loop invariant: ((((((methaneLevelCritical == 0 && 0 == systemActive) && pumpRunning == 0) && splverifierCounter == 0) && methAndRunningLastTime == 0) || (((1 == systemActive && splverifierCounter == 0) && 1 <= methaneLevelCritical) && methAndRunningLastTime == 0)) || ((((0 == systemActive && pumpRunning == 0) && splverifierCounter == 0) && 1 <= methaneLevelCritical) && methAndRunningLastTime == 0)) || ((1 == systemActive && methaneLevelCritical == 0) && splverifierCounter == 0) - InvariantResult [Line: 556]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 294]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 556]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 294]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 249]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 556]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 294]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 663]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 249]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 100]: Loop Invariant Derived loop invariant: (((((1 == systemActive && splverifierCounter == 0) && 1 <= methaneLevelCritical) && methAndRunningLastTime == 0) || ((1 == systemActive && methaneLevelCritical == 0) && splverifierCounter == 0)) || (((0 == systemActive && pumpRunning == 0) && splverifierCounter == 0) && 1 <= methaneLevelCritical)) || (((methaneLevelCritical == 0 && 0 == systemActive) && pumpRunning == 0) && splverifierCounter == 0) - InvariantResult [Line: 556]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 294]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 249]: Loop Invariant Derived loop invariant: (((((1 == systemActive && \result == 0) && pumpRunning == 0) && splverifierCounter == 0) && 1 <= \result) && 1 <= methaneLevelCritical) || (((((0 == systemActive && \result == 0) && pumpRunning == 0) && splverifierCounter == 0) && 1 <= \result) && 1 <= methaneLevelCritical) - InvariantResult [Line: 556]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 294]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 570]: Loop Invariant Derived loop invariant: ((1 == systemActive && methaneLevelCritical == 0) && \result == 0) && splverifierCounter == 0 - InvariantResult [Line: 556]: Loop Invariant Derived loop invariant: (((1 == systemActive && methaneLevelCritical == 0) && \result == 0) && pumpRunning == 0) && splverifierCounter == 0 - InvariantResult [Line: 294]: Loop Invariant Derived loop invariant: (((1 == systemActive && methaneLevelCritical == 0) && \result == 0) && pumpRunning == 0) && splverifierCounter == 0 - InvariantResult [Line: 107]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 556]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 294]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 107]: Loop Invariant Derived loop invariant: ((((((1 == systemActive && methaneLevelCritical == 0) && pumpRunning == 0) && splverifierCounter == 0) || (((1 == systemActive && pumpRunning == 0) && splverifierCounter == 0) && 1 <= methaneLevelCritical)) || (((0 == systemActive && pumpRunning == 0) && splverifierCounter == 0) && 1 <= methaneLevelCritical)) || (((1 == systemActive && methaneLevelCritical == 0) && \result == 0) && splverifierCounter == 0)) || (((methaneLevelCritical == 0 && 0 == systemActive) && pumpRunning == 0) && splverifierCounter == 0) - InvariantResult [Line: 99]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 556]: Loop Invariant Derived loop invariant: ((((1 == systemActive && methaneLevelCritical == 0) && pumpRunning == 0) && splverifierCounter == 0) || (1 <= methaneLevelCritical && ((((1 == systemActive && pumpRunning == 0) && splverifierCounter == 0) && methAndRunningLastTime == 0) || ((((1 <= \result && 1 == systemActive) && pumpRunning == 0) && splverifierCounter == 0) && 1 <= \result)))) || ((((1 == systemActive && pumpRunning == 0) && splverifierCounter == 0) && \result == 1) && 1 <= methaneLevelCritical) - InvariantResult [Line: 294]: Loop Invariant Derived loop invariant: ((((1 == systemActive && methaneLevelCritical == 0) && pumpRunning == 0) && splverifierCounter == 0) || (((((1 == systemActive && pumpRunning == 0) && splverifierCounter == 0) && methAndRunningLastTime == 0) || ((((1 <= \result && 1 == systemActive) && pumpRunning == 0) && 1 <= \result) && splverifierCounter == 0)) && 1 <= methaneLevelCritical)) || (((((1 == systemActive && \result == 0) && pumpRunning == 0) && tmp___0 == 0) && splverifierCounter == 0) && 1 <= methaneLevelCritical) - InvariantResult [Line: 99]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 556]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 294]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 1]: Loop Invariant Derived loop invariant: (((waterLevel == 1 && 1 == systemActive) && methaneLevelCritical == 0) && pumpRunning == 0) && methAndRunningLastTime == 0 - InvariantResult [Line: 556]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 294]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 99]: Loop Invariant Derived loop invariant: ((((((((1 <= \result && 1 == systemActive) && pumpRunning == 0) && splverifierCounter == 0) && 1 <= \result) && 1 <= methaneLevelCritical) || (((1 == systemActive && splverifierCounter == 0) && 1 <= methaneLevelCritical) && methAndRunningLastTime == 0)) || ((1 == systemActive && methaneLevelCritical == 0) && splverifierCounter == 0)) || (((0 == systemActive && pumpRunning == 0) && splverifierCounter == 0) && 1 <= methaneLevelCritical)) || (((methaneLevelCritical == 0 && 0 == systemActive) && pumpRunning == 0) && splverifierCounter == 0) - InvariantResult [Line: 556]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 294]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 313]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 368]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 313]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 591]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 238]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 238]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 556]: Loop Invariant Derived loop invariant: (((1 == systemActive && methaneLevelCritical == 0) && \result == 0) && pumpRunning == 0) && splverifierCounter == 0 - InvariantResult [Line: 294]: Loop Invariant Derived loop invariant: (((1 == systemActive && methaneLevelCritical == 0) && \result == 0) && pumpRunning == 0) && splverifierCounter == 0 - InvariantResult [Line: 238]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 70]: Loop Invariant Derived loop invariant: (((waterLevel == 1 && 1 == systemActive) && methaneLevelCritical == 0) && pumpRunning == 0) && methAndRunningLastTime == 0 - InvariantResult [Line: 313]: Loop Invariant Derived loop invariant: ((1 == systemActive && methaneLevelCritical == 0) && \result == 0) && splverifierCounter == 0 - InvariantResult [Line: 313]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 313]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 313]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 379]: Loop Invariant Derived loop invariant: (((((((((methaneLevelCritical == 0 && tmp == 0) && 0 == systemActive) && \result == 0) && pumpRunning == 0) && splverifierCounter == 0) && methAndRunningLastTime == 0) || (((((1 == systemActive && methaneLevelCritical == 0) && tmp == 0) && \result == 0) && splverifierCounter == 0) && methAndRunningLastTime == 0)) || (((((0 == systemActive && pumpRunning == 0) && splverifierCounter == 0) && 1 <= \result) && 1 <= methaneLevelCritical) && methAndRunningLastTime == 0)) || ((((1 == systemActive && methaneLevelCritical == 0) && pumpRunning == 0) && splverifierCounter == 0) && methAndRunningLastTime == 0)) || (((((1 == systemActive && pumpRunning == 0) && splverifierCounter == 0) && 1 <= \result) && 1 <= methaneLevelCritical) && methAndRunningLastTime == 0) - StatisticsResult: Ultimate Automizer benchmark data CFG has 1 procedures, 231 locations, 3 error locations. Started 1 CEGAR loops. VerificationResult: SAFE, OverallTime: 5.4s, OverallIterations: 13, TraceHistogramMax: 3, AutomataDifference: 2.1s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 8.7s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 2056 SDtfs, 2257 SDslu, 3169 SDs, 0 SdLazy, 440 SolverSat, 98 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 0.6s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 248 GetRequests, 185 SyntacticMatches, 0 SemanticMatches, 63 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 98 ImplicationChecksByTransitivity, 0.4s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=622occurred in iteration=10, 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, 13 MinimizatonAttempts, 2103 StatesRemovedByMinimization, 9 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 93 LocationsWithAnnotation, 93 PreInvPairs, 359 NumberOfFragments, 1100 HoareAnnotationTreeSize, 93 FomulaSimplifications, 1486736 FormulaSimplificationTreeSizeReduction, 2.9s HoareSimplificationTime, 93 FomulaSimplificationsInter, 192350 FormulaSimplificationTreeSizeReductionInter, 5.7s HoareSimplificationTimeInter, RefinementEngineStatistics: TRACE_CHECK: 0.1s SsaConstructionTime, 0.5s SatisfiabilityAnalysisTime, 1.2s InterpolantComputationTime, 665 NumberOfCodeBlocks, 665 NumberOfCodeBlocksAsserted, 15 NumberOfCheckSat, 650 ConstructedInterpolants, 0 QuantifiedInterpolants, 57827 SizeOfPredicates, 10 NumberOfNonLiveVariables, 1038 ConjunctsInSsa, 14 ConjunctsInUnsatCore, 15 InterpolantComputations, 13 PerfectInterpolantSequences, 157/163 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 RESULT: Ultimate proved your program to be correct! Received shutdown request...