./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/product-lines/minepump_spec5_product58.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_3c533634-a54d-4344-827a-97b6c4e1225d/bin/uautomizer-Z5i5R5N3CC/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3c533634-a54d-4344-827a-97b6c4e1225d/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_3c533634-a54d-4344-827a-97b6c4e1225d/bin/uautomizer-Z5i5R5N3CC/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3c533634-a54d-4344-827a-97b6c4e1225d/bin/uautomizer-Z5i5R5N3CC/config/AutomizerReach.xml -i ../../sv-benchmarks/c/product-lines/minepump_spec5_product58.cil.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3c533634-a54d-4344-827a-97b6c4e1225d/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_3c533634-a54d-4344-827a-97b6c4e1225d/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 aa2e4c647ac78678e11a6f8d79cd56fa06ee0dfe .................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... 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 00:21:43,530 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-10-11 00:21:43,533 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-10-11 00:21:43,585 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-10-11 00:21:43,586 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-10-11 00:21:43,587 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-10-11 00:21:43,589 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-10-11 00:21:43,592 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-10-11 00:21:43,594 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-10-11 00:21:43,596 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-10-11 00:21:43,597 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-10-11 00:21:43,599 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-10-11 00:21:43,599 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-10-11 00:21:43,601 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-10-11 00:21:43,602 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-10-11 00:21:43,604 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-10-11 00:21:43,606 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-10-11 00:21:43,608 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-10-11 00:21:43,612 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-10-11 00:21:43,621 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-10-11 00:21:43,624 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-10-11 00:21:43,625 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-10-11 00:21:43,629 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-10-11 00:21:43,630 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-10-11 00:21:43,636 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-10-11 00:21:43,637 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-10-11 00:21:43,637 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-10-11 00:21:43,645 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-10-11 00:21:43,646 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-10-11 00:21:43,647 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-10-11 00:21:43,648 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-10-11 00:21:43,649 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-10-11 00:21:43,651 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-10-11 00:21:43,652 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-10-11 00:21:43,653 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-10-11 00:21:43,654 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-10-11 00:21:43,655 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-10-11 00:21:43,655 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-10-11 00:21:43,655 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-10-11 00:21:43,656 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-10-11 00:21:43,657 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-10-11 00:21:43,659 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3c533634-a54d-4344-827a-97b6c4e1225d/bin/uautomizer-Z5i5R5N3CC/config/svcomp-Reach-32bit-Automizer_Default.epf [2021-10-11 00:21:43,697 INFO L113 SettingsManager]: Loading preferences was successful [2021-10-11 00:21:43,697 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-10-11 00:21:43,701 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-10-11 00:21:43,702 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-10-11 00:21:43,703 INFO L138 SettingsManager]: * Use SBE=true [2021-10-11 00:21:43,703 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-10-11 00:21:43,703 INFO L138 SettingsManager]: * sizeof long=4 [2021-10-11 00:21:43,703 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-10-11 00:21:43,704 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-10-11 00:21:43,706 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-10-11 00:21:43,707 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-10-11 00:21:43,707 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-10-11 00:21:43,708 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-10-11 00:21:43,708 INFO L138 SettingsManager]: * sizeof long double=12 [2021-10-11 00:21:43,708 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-10-11 00:21:43,708 INFO L138 SettingsManager]: * Use constant arrays=true [2021-10-11 00:21:43,708 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-10-11 00:21:43,709 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-10-11 00:21:43,709 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-10-11 00:21:43,710 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-10-11 00:21:43,711 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-10-11 00:21:43,714 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-10-11 00:21:43,714 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-10-11 00:21:43,719 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-10-11 00:21:43,719 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2021-10-11 00:21:43,719 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-10-11 00:21:43,719 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-10-11 00:21:43,720 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-10-11 00:21:43,720 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_3c533634-a54d-4344-827a-97b6c4e1225d/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3c533634-a54d-4344-827a-97b6c4e1225d/bin/uautomizer-Z5i5R5N3CC Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> aa2e4c647ac78678e11a6f8d79cd56fa06ee0dfe [2021-10-11 00:21:43,982 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-10-11 00:21:44,013 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-10-11 00:21:44,017 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-10-11 00:21:44,019 INFO L271 PluginConnector]: Initializing CDTParser... [2021-10-11 00:21:44,020 INFO L275 PluginConnector]: CDTParser initialized [2021-10-11 00:21:44,021 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3c533634-a54d-4344-827a-97b6c4e1225d/bin/uautomizer-Z5i5R5N3CC/../../sv-benchmarks/c/product-lines/minepump_spec5_product58.cil.c [2021-10-11 00:21:44,102 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3c533634-a54d-4344-827a-97b6c4e1225d/bin/uautomizer-Z5i5R5N3CC/data/db2245948/fba3a568eb974819a40679e3fd57fd06/FLAG203620830 [2021-10-11 00:21:44,648 INFO L306 CDTParser]: Found 1 translation units. [2021-10-11 00:21:44,649 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3c533634-a54d-4344-827a-97b6c4e1225d/sv-benchmarks/c/product-lines/minepump_spec5_product58.cil.c [2021-10-11 00:21:44,668 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3c533634-a54d-4344-827a-97b6c4e1225d/bin/uautomizer-Z5i5R5N3CC/data/db2245948/fba3a568eb974819a40679e3fd57fd06/FLAG203620830 [2021-10-11 00:21:44,961 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3c533634-a54d-4344-827a-97b6c4e1225d/bin/uautomizer-Z5i5R5N3CC/data/db2245948/fba3a568eb974819a40679e3fd57fd06 [2021-10-11 00:21:44,963 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-10-11 00:21:44,965 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-10-11 00:21:44,966 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-10-11 00:21:44,966 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-10-11 00:21:44,969 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-10-11 00:21:44,970 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 11.10 12:21:44" (1/1) ... [2021-10-11 00:21:44,972 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@1a1ae404 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 12:21:44, skipping insertion in model container [2021-10-11 00:21:44,972 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 11.10 12:21:44" (1/1) ... [2021-10-11 00:21:44,977 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-10-11 00:21:45,027 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-10-11 00:21:45,302 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_3c533634-a54d-4344-827a-97b6c4e1225d/sv-benchmarks/c/product-lines/minepump_spec5_product58.cil.c[14611,14624] [2021-10-11 00:21:45,330 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-10-11 00:21:45,341 INFO L203 MainTranslator]: Completed pre-run [2021-10-11 00:21:45,414 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_3c533634-a54d-4344-827a-97b6c4e1225d/sv-benchmarks/c/product-lines/minepump_spec5_product58.cil.c[14611,14624] [2021-10-11 00:21:45,433 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-10-11 00:21:45,475 INFO L208 MainTranslator]: Completed translation [2021-10-11 00:21:45,476 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 12:21:45 WrapperNode [2021-10-11 00:21:45,476 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-10-11 00:21:45,479 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-10-11 00:21:45,479 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-10-11 00:21:45,479 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-10-11 00:21:45,488 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 12:21:45" (1/1) ... [2021-10-11 00:21:45,508 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 12:21:45" (1/1) ... [2021-10-11 00:21:45,572 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-10-11 00:21:45,573 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-10-11 00:21:45,573 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-10-11 00:21:45,574 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-10-11 00:21:45,585 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 12:21:45" (1/1) ... [2021-10-11 00:21:45,586 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 12:21:45" (1/1) ... [2021-10-11 00:21:45,594 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 12:21:45" (1/1) ... [2021-10-11 00:21:45,595 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 12:21:45" (1/1) ... [2021-10-11 00:21:45,648 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 12:21:45" (1/1) ... [2021-10-11 00:21:45,664 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 12:21:45" (1/1) ... [2021-10-11 00:21:45,669 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 12:21:45" (1/1) ... [2021-10-11 00:21:45,701 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-10-11 00:21:45,702 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-10-11 00:21:45,702 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-10-11 00:21:45,703 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-10-11 00:21:45,704 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 12:21:45" (1/1) ... No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3c533634-a54d-4344-827a-97b6c4e1225d/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 00:21:45,812 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-10-11 00:21:45,812 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-10-11 00:21:45,813 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-10-11 00:21:45,813 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-10-11 00:21:46,996 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-10-11 00:21:46,997 INFO L299 CfgBuilder]: Removed 208 assume(true) statements. [2021-10-11 00:21:46,998 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 11.10 12:21:46 BoogieIcfgContainer [2021-10-11 00:21:46,999 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-10-11 00:21:47,000 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2021-10-11 00:21:47,001 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2021-10-11 00:21:47,004 INFO L275 PluginConnector]: TraceAbstraction initialized [2021-10-11 00:21:47,004 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 11.10 12:21:44" (1/3) ... [2021-10-11 00:21:47,005 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@7d4adfc7 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 11.10 12:21:47, skipping insertion in model container [2021-10-11 00:21:47,005 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 12:21:45" (2/3) ... [2021-10-11 00:21:47,006 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@7d4adfc7 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 11.10 12:21:47, skipping insertion in model container [2021-10-11 00:21:47,006 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 11.10 12:21:46" (3/3) ... [2021-10-11 00:21:47,007 INFO L111 eAbstractionObserver]: Analyzing ICFG minepump_spec5_product58.cil.c [2021-10-11 00:21:47,022 INFO L180 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2021-10-11 00:21:47,026 INFO L192 ceAbstractionStarter]: Appying trace abstraction to program that has 3 error locations. [2021-10-11 00:21:47,036 INFO L253 AbstractCegarLoop]: Starting to check reachability of 3 error locations. [2021-10-11 00:21:47,066 INFO L377 AbstractCegarLoop]: Interprodecural is true [2021-10-11 00:21:47,066 INFO L378 AbstractCegarLoop]: Hoare is true [2021-10-11 00:21:47,066 INFO L379 AbstractCegarLoop]: Compute interpolants for FPandBP [2021-10-11 00:21:47,066 INFO L380 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2021-10-11 00:21:47,067 INFO L381 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2021-10-11 00:21:47,067 INFO L382 AbstractCegarLoop]: Difference is false [2021-10-11 00:21:47,067 INFO L383 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2021-10-11 00:21:47,067 INFO L387 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2021-10-11 00:21:47,088 INFO L276 IsEmpty]: Start isEmpty. Operand 144 states. [2021-10-11 00:21:47,095 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2021-10-11 00:21:47,095 INFO L414 BasicCegarLoop]: Found error trace [2021-10-11 00:21:47,096 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 00:21:47,097 INFO L429 AbstractCegarLoop]: === Iteration 1 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-10-11 00:21:47,103 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-11 00:21:47,103 INFO L82 PathProgramCache]: Analyzing trace with hash -2088069929, now seen corresponding path program 1 times [2021-10-11 00:21:47,113 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-11 00:21:47,113 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [37132078] [2021-10-11 00:21:47,114 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-11 00:21:47,328 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-11 00:21:47,479 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 00:21:47,480 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [37132078] [2021-10-11 00:21:47,481 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-10-11 00:21:47,482 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2021-10-11 00:21:47,483 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [402534858] [2021-10-11 00:21:47,488 INFO L461 AbstractCegarLoop]: Interpolant automaton has 2 states [2021-10-11 00:21:47,489 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-10-11 00:21:47,509 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2021-10-11 00:21:47,510 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2021-10-11 00:21:47,512 INFO L87 Difference]: Start difference. First operand 144 states. Second operand 2 states. [2021-10-11 00:21:47,584 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-11 00:21:47,585 INFO L93 Difference]: Finished difference Result 281 states and 418 transitions. [2021-10-11 00:21:47,585 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-10-11 00:21:47,586 INFO L78 Accepts]: Start accepts. Automaton has 2 states. Word has length 19 [2021-10-11 00:21:47,586 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-11 00:21:47,601 INFO L225 Difference]: With dead ends: 281 [2021-10-11 00:21:47,602 INFO L226 Difference]: Without dead ends: 140 [2021-10-11 00:21:47,610 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 00:21:47,628 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 140 states. [2021-10-11 00:21:47,655 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 140 to 140. [2021-10-11 00:21:47,657 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 140 states. [2021-10-11 00:21:47,660 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 140 states to 140 states and 201 transitions. [2021-10-11 00:21:47,662 INFO L78 Accepts]: Start accepts. Automaton has 140 states and 201 transitions. Word has length 19 [2021-10-11 00:21:47,662 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-11 00:21:47,662 INFO L481 AbstractCegarLoop]: Abstraction has 140 states and 201 transitions. [2021-10-11 00:21:47,662 INFO L482 AbstractCegarLoop]: Interpolant automaton has 2 states. [2021-10-11 00:21:47,662 INFO L276 IsEmpty]: Start isEmpty. Operand 140 states and 201 transitions. [2021-10-11 00:21:47,663 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2021-10-11 00:21:47,663 INFO L414 BasicCegarLoop]: Found error trace [2021-10-11 00:21:47,663 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] [2021-10-11 00:21:47,663 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2021-10-11 00:21:47,664 INFO L429 AbstractCegarLoop]: === Iteration 2 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-10-11 00:21:47,664 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-11 00:21:47,664 INFO L82 PathProgramCache]: Analyzing trace with hash -282050376, now seen corresponding path program 1 times [2021-10-11 00:21:47,665 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-11 00:21:47,665 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2053116423] [2021-10-11 00:21:47,665 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-11 00:21:47,744 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-11 00:21:47,826 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-11 00:21:47,826 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2053116423] [2021-10-11 00:21:47,826 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-10-11 00:21:47,826 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-10-11 00:21:47,827 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [991583702] [2021-10-11 00:21:47,828 INFO L461 AbstractCegarLoop]: Interpolant automaton has 3 states [2021-10-11 00:21:47,828 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-10-11 00:21:47,829 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-10-11 00:21:47,830 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-10-11 00:21:47,830 INFO L87 Difference]: Start difference. First operand 140 states and 201 transitions. Second operand 3 states. [2021-10-11 00:21:47,844 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-11 00:21:47,844 INFO L93 Difference]: Finished difference Result 140 states and 201 transitions. [2021-10-11 00:21:47,844 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-10-11 00:21:47,845 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 20 [2021-10-11 00:21:47,845 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-11 00:21:47,846 INFO L225 Difference]: With dead ends: 140 [2021-10-11 00:21:47,846 INFO L226 Difference]: Without dead ends: 57 [2021-10-11 00:21:47,848 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 00:21:47,848 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 57 states. [2021-10-11 00:21:47,855 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 57 to 57. [2021-10-11 00:21:47,855 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 57 states. [2021-10-11 00:21:47,856 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 57 states to 57 states and 81 transitions. [2021-10-11 00:21:47,856 INFO L78 Accepts]: Start accepts. Automaton has 57 states and 81 transitions. Word has length 20 [2021-10-11 00:21:47,856 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-11 00:21:47,857 INFO L481 AbstractCegarLoop]: Abstraction has 57 states and 81 transitions. [2021-10-11 00:21:47,857 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2021-10-11 00:21:47,857 INFO L276 IsEmpty]: Start isEmpty. Operand 57 states and 81 transitions. [2021-10-11 00:21:47,858 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2021-10-11 00:21:47,858 INFO L414 BasicCegarLoop]: Found error trace [2021-10-11 00:21:47,858 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] [2021-10-11 00:21:47,859 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2021-10-11 00:21:47,859 INFO L429 AbstractCegarLoop]: === Iteration 3 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-10-11 00:21:47,860 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-11 00:21:47,860 INFO L82 PathProgramCache]: Analyzing trace with hash 699838073, now seen corresponding path program 1 times [2021-10-11 00:21:47,860 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-11 00:21:47,860 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [23969716] [2021-10-11 00:21:47,861 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-11 00:21:47,919 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-11 00:21:48,007 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 00:21:48,008 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [23969716] [2021-10-11 00:21:48,008 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-10-11 00:21:48,009 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-10-11 00:21:48,009 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [508518526] [2021-10-11 00:21:48,010 INFO L461 AbstractCegarLoop]: Interpolant automaton has 3 states [2021-10-11 00:21:48,011 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-10-11 00:21:48,012 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-10-11 00:21:48,015 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-10-11 00:21:48,015 INFO L87 Difference]: Start difference. First operand 57 states and 81 transitions. Second operand 3 states. [2021-10-11 00:21:48,057 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-11 00:21:48,057 INFO L93 Difference]: Finished difference Result 107 states and 155 transitions. [2021-10-11 00:21:48,058 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-10-11 00:21:48,058 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 26 [2021-10-11 00:21:48,058 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-11 00:21:48,059 INFO L225 Difference]: With dead ends: 107 [2021-10-11 00:21:48,060 INFO L226 Difference]: Without dead ends: 57 [2021-10-11 00:21:48,060 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 00:21:48,061 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 57 states. [2021-10-11 00:21:48,082 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 57 to 57. [2021-10-11 00:21:48,083 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 57 states. [2021-10-11 00:21:48,084 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 57 states to 57 states and 80 transitions. [2021-10-11 00:21:48,088 INFO L78 Accepts]: Start accepts. Automaton has 57 states and 80 transitions. Word has length 26 [2021-10-11 00:21:48,088 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-11 00:21:48,088 INFO L481 AbstractCegarLoop]: Abstraction has 57 states and 80 transitions. [2021-10-11 00:21:48,089 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2021-10-11 00:21:48,089 INFO L276 IsEmpty]: Start isEmpty. Operand 57 states and 80 transitions. [2021-10-11 00:21:48,090 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2021-10-11 00:21:48,090 INFO L414 BasicCegarLoop]: Found error trace [2021-10-11 00:21:48,090 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 00:21:48,091 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2021-10-11 00:21:48,091 INFO L429 AbstractCegarLoop]: === Iteration 4 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-10-11 00:21:48,094 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-11 00:21:48,094 INFO L82 PathProgramCache]: Analyzing trace with hash -649900478, now seen corresponding path program 1 times [2021-10-11 00:21:48,095 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-11 00:21:48,095 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [728319905] [2021-10-11 00:21:48,095 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-11 00:21:48,156 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-11 00:21:48,194 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 00:21:48,194 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [728319905] [2021-10-11 00:21:48,195 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-10-11 00:21:48,195 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2021-10-11 00:21:48,195 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1768007229] [2021-10-11 00:21:48,196 INFO L461 AbstractCegarLoop]: Interpolant automaton has 3 states [2021-10-11 00:21:48,196 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-10-11 00:21:48,197 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-10-11 00:21:48,197 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-10-11 00:21:48,197 INFO L87 Difference]: Start difference. First operand 57 states and 80 transitions. Second operand 3 states. [2021-10-11 00:21:48,234 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-11 00:21:48,235 INFO L93 Difference]: Finished difference Result 131 states and 187 transitions. [2021-10-11 00:21:48,235 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-10-11 00:21:48,236 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 28 [2021-10-11 00:21:48,236 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-11 00:21:48,237 INFO L225 Difference]: With dead ends: 131 [2021-10-11 00:21:48,237 INFO L226 Difference]: Without dead ends: 81 [2021-10-11 00:21:48,238 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 00:21:48,239 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 81 states. [2021-10-11 00:21:48,247 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 81 to 79. [2021-10-11 00:21:48,247 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 79 states. [2021-10-11 00:21:48,248 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 79 states to 79 states and 110 transitions. [2021-10-11 00:21:48,248 INFO L78 Accepts]: Start accepts. Automaton has 79 states and 110 transitions. Word has length 28 [2021-10-11 00:21:48,249 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-11 00:21:48,249 INFO L481 AbstractCegarLoop]: Abstraction has 79 states and 110 transitions. [2021-10-11 00:21:48,249 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2021-10-11 00:21:48,249 INFO L276 IsEmpty]: Start isEmpty. Operand 79 states and 110 transitions. [2021-10-11 00:21:48,250 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2021-10-11 00:21:48,251 INFO L414 BasicCegarLoop]: Found error trace [2021-10-11 00:21:48,251 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] [2021-10-11 00:21:48,251 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2021-10-11 00:21:48,251 INFO L429 AbstractCegarLoop]: === Iteration 5 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-10-11 00:21:48,252 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-11 00:21:48,252 INFO L82 PathProgramCache]: Analyzing trace with hash 33266286, now seen corresponding path program 1 times [2021-10-11 00:21:48,252 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-11 00:21:48,253 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1075686276] [2021-10-11 00:21:48,253 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-11 00:21:48,279 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-11 00:21:48,351 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 00:21:48,351 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1075686276] [2021-10-11 00:21:48,351 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-10-11 00:21:48,351 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2021-10-11 00:21:48,352 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [407381561] [2021-10-11 00:21:48,352 INFO L461 AbstractCegarLoop]: Interpolant automaton has 5 states [2021-10-11 00:21:48,352 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-10-11 00:21:48,353 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2021-10-11 00:21:48,353 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2021-10-11 00:21:48,353 INFO L87 Difference]: Start difference. First operand 79 states and 110 transitions. Second operand 5 states. [2021-10-11 00:21:48,588 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-11 00:21:48,589 INFO L93 Difference]: Finished difference Result 266 states and 375 transitions. [2021-10-11 00:21:48,589 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2021-10-11 00:21:48,589 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 34 [2021-10-11 00:21:48,590 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-11 00:21:48,592 INFO L225 Difference]: With dead ends: 266 [2021-10-11 00:21:48,592 INFO L226 Difference]: Without dead ends: 194 [2021-10-11 00:21:48,593 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 00:21:48,594 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 194 states. [2021-10-11 00:21:48,606 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 194 to 78. [2021-10-11 00:21:48,606 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 78 states. [2021-10-11 00:21:48,607 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 78 states to 78 states and 107 transitions. [2021-10-11 00:21:48,607 INFO L78 Accepts]: Start accepts. Automaton has 78 states and 107 transitions. Word has length 34 [2021-10-11 00:21:48,608 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-11 00:21:48,608 INFO L481 AbstractCegarLoop]: Abstraction has 78 states and 107 transitions. [2021-10-11 00:21:48,608 INFO L482 AbstractCegarLoop]: Interpolant automaton has 5 states. [2021-10-11 00:21:48,608 INFO L276 IsEmpty]: Start isEmpty. Operand 78 states and 107 transitions. [2021-10-11 00:21:48,609 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 38 [2021-10-11 00:21:48,609 INFO L414 BasicCegarLoop]: Found error trace [2021-10-11 00:21:48,610 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 00:21:48,610 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2021-10-11 00:21:48,610 INFO L429 AbstractCegarLoop]: === Iteration 6 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-10-11 00:21:48,611 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-11 00:21:48,611 INFO L82 PathProgramCache]: Analyzing trace with hash 1851586710, now seen corresponding path program 1 times [2021-10-11 00:21:48,611 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-11 00:21:48,611 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1233011367] [2021-10-11 00:21:48,612 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-11 00:21:48,635 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-11 00:21:48,699 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 00:21:48,699 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1233011367] [2021-10-11 00:21:48,699 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-10-11 00:21:48,700 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2021-10-11 00:21:48,700 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [310455351] [2021-10-11 00:21:48,700 INFO L461 AbstractCegarLoop]: Interpolant automaton has 5 states [2021-10-11 00:21:48,701 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-10-11 00:21:48,701 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2021-10-11 00:21:48,702 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2021-10-11 00:21:48,702 INFO L87 Difference]: Start difference. First operand 78 states and 107 transitions. Second operand 5 states. [2021-10-11 00:21:48,845 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-11 00:21:48,845 INFO L93 Difference]: Finished difference Result 198 states and 272 transitions. [2021-10-11 00:21:48,846 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-10-11 00:21:48,846 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 37 [2021-10-11 00:21:48,846 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-11 00:21:48,848 INFO L225 Difference]: With dead ends: 198 [2021-10-11 00:21:48,853 INFO L226 Difference]: Without dead ends: 127 [2021-10-11 00:21:48,854 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 00:21:48,855 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 127 states. [2021-10-11 00:21:48,865 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 127 to 84. [2021-10-11 00:21:48,865 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 84 states. [2021-10-11 00:21:48,866 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 84 states to 84 states and 113 transitions. [2021-10-11 00:21:48,866 INFO L78 Accepts]: Start accepts. Automaton has 84 states and 113 transitions. Word has length 37 [2021-10-11 00:21:48,867 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-11 00:21:48,867 INFO L481 AbstractCegarLoop]: Abstraction has 84 states and 113 transitions. [2021-10-11 00:21:48,867 INFO L482 AbstractCegarLoop]: Interpolant automaton has 5 states. [2021-10-11 00:21:48,867 INFO L276 IsEmpty]: Start isEmpty. Operand 84 states and 113 transitions. [2021-10-11 00:21:48,869 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 38 [2021-10-11 00:21:48,872 INFO L414 BasicCegarLoop]: Found error trace [2021-10-11 00:21:48,872 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 00:21:48,873 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5 [2021-10-11 00:21:48,873 INFO L429 AbstractCegarLoop]: === Iteration 7 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-10-11 00:21:48,873 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-11 00:21:48,874 INFO L82 PathProgramCache]: Analyzing trace with hash 840469460, now seen corresponding path program 1 times [2021-10-11 00:21:48,874 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-11 00:21:48,874 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [806510289] [2021-10-11 00:21:48,874 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-11 00:21:48,915 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-11 00:21:48,973 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 00:21:48,974 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [806510289] [2021-10-11 00:21:48,974 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-10-11 00:21:48,975 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2021-10-11 00:21:48,975 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [292977441] [2021-10-11 00:21:48,976 INFO L461 AbstractCegarLoop]: Interpolant automaton has 5 states [2021-10-11 00:21:48,977 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-10-11 00:21:48,977 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2021-10-11 00:21:48,979 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2021-10-11 00:21:48,979 INFO L87 Difference]: Start difference. First operand 84 states and 113 transitions. Second operand 5 states. [2021-10-11 00:21:49,089 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-11 00:21:49,089 INFO L93 Difference]: Finished difference Result 215 states and 289 transitions. [2021-10-11 00:21:49,089 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-10-11 00:21:49,090 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 37 [2021-10-11 00:21:49,092 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-11 00:21:49,095 INFO L225 Difference]: With dead ends: 215 [2021-10-11 00:21:49,095 INFO L226 Difference]: Without dead ends: 138 [2021-10-11 00:21:49,096 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 11 GetRequests, 5 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=22, Invalid=34, Unknown=0, NotChecked=0, Total=56 [2021-10-11 00:21:49,097 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 138 states. [2021-10-11 00:21:49,107 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 138 to 88. [2021-10-11 00:21:49,108 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 88 states. [2021-10-11 00:21:49,108 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 88 states to 88 states and 117 transitions. [2021-10-11 00:21:49,108 INFO L78 Accepts]: Start accepts. Automaton has 88 states and 117 transitions. Word has length 37 [2021-10-11 00:21:49,109 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-11 00:21:49,109 INFO L481 AbstractCegarLoop]: Abstraction has 88 states and 117 transitions. [2021-10-11 00:21:49,109 INFO L482 AbstractCegarLoop]: Interpolant automaton has 5 states. [2021-10-11 00:21:49,109 INFO L276 IsEmpty]: Start isEmpty. Operand 88 states and 117 transitions. [2021-10-11 00:21:49,110 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 38 [2021-10-11 00:21:49,111 INFO L414 BasicCegarLoop]: Found error trace [2021-10-11 00:21:49,111 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 00:21:49,111 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6 [2021-10-11 00:21:49,111 INFO L429 AbstractCegarLoop]: === Iteration 8 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-10-11 00:21:49,111 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-11 00:21:49,112 INFO L82 PathProgramCache]: Analyzing trace with hash -180598894, now seen corresponding path program 1 times [2021-10-11 00:21:49,112 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-11 00:21:49,112 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [194396075] [2021-10-11 00:21:49,112 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-11 00:21:49,132 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-11 00:21:49,173 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 00:21:49,173 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [194396075] [2021-10-11 00:21:49,173 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-10-11 00:21:49,174 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2021-10-11 00:21:49,174 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [631337378] [2021-10-11 00:21:49,174 INFO L461 AbstractCegarLoop]: Interpolant automaton has 3 states [2021-10-11 00:21:49,174 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-10-11 00:21:49,175 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-10-11 00:21:49,175 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-10-11 00:21:49,176 INFO L87 Difference]: Start difference. First operand 88 states and 117 transitions. Second operand 3 states. [2021-10-11 00:21:49,213 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-11 00:21:49,213 INFO L93 Difference]: Finished difference Result 197 states and 263 transitions. [2021-10-11 00:21:49,213 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-10-11 00:21:49,214 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 37 [2021-10-11 00:21:49,214 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-11 00:21:49,215 INFO L225 Difference]: With dead ends: 197 [2021-10-11 00:21:49,215 INFO L226 Difference]: Without dead ends: 116 [2021-10-11 00:21:49,216 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 00:21:49,217 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 116 states. [2021-10-11 00:21:49,244 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 116 to 116. [2021-10-11 00:21:49,245 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 116 states. [2021-10-11 00:21:49,245 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 116 states to 116 states and 151 transitions. [2021-10-11 00:21:49,246 INFO L78 Accepts]: Start accepts. Automaton has 116 states and 151 transitions. Word has length 37 [2021-10-11 00:21:49,248 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-11 00:21:49,248 INFO L481 AbstractCegarLoop]: Abstraction has 116 states and 151 transitions. [2021-10-11 00:21:49,248 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2021-10-11 00:21:49,248 INFO L276 IsEmpty]: Start isEmpty. Operand 116 states and 151 transitions. [2021-10-11 00:21:49,254 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 39 [2021-10-11 00:21:49,254 INFO L414 BasicCegarLoop]: Found error trace [2021-10-11 00:21:49,255 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 00:21:49,255 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable7 [2021-10-11 00:21:49,255 INFO L429 AbstractCegarLoop]: === Iteration 9 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-10-11 00:21:49,256 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-11 00:21:49,256 INFO L82 PathProgramCache]: Analyzing trace with hash 1355199058, now seen corresponding path program 1 times [2021-10-11 00:21:49,257 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-11 00:21:49,258 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [313989360] [2021-10-11 00:21:49,258 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-11 00:21:49,327 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-11 00:21:49,459 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 00:21:49,460 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [313989360] [2021-10-11 00:21:49,465 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-10-11 00:21:49,466 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2021-10-11 00:21:49,466 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1492351409] [2021-10-11 00:21:49,468 INFO L461 AbstractCegarLoop]: Interpolant automaton has 7 states [2021-10-11 00:21:49,469 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-10-11 00:21:49,470 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2021-10-11 00:21:49,470 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=13, Invalid=29, Unknown=0, NotChecked=0, Total=42 [2021-10-11 00:21:49,471 INFO L87 Difference]: Start difference. First operand 116 states and 151 transitions. Second operand 7 states. [2021-10-11 00:21:49,831 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-11 00:21:49,831 INFO L93 Difference]: Finished difference Result 545 states and 731 transitions. [2021-10-11 00:21:49,831 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2021-10-11 00:21:49,832 INFO L78 Accepts]: Start accepts. Automaton has 7 states. Word has length 38 [2021-10-11 00:21:49,832 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-11 00:21:49,835 INFO L225 Difference]: With dead ends: 545 [2021-10-11 00:21:49,835 INFO L226 Difference]: Without dead ends: 464 [2021-10-11 00:21:49,836 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 12 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 11 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 19 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=51, Invalid=105, Unknown=0, NotChecked=0, Total=156 [2021-10-11 00:21:49,839 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 464 states. [2021-10-11 00:21:49,867 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 464 to 196. [2021-10-11 00:21:49,867 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 196 states. [2021-10-11 00:21:49,869 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 196 states to 196 states and 255 transitions. [2021-10-11 00:21:49,869 INFO L78 Accepts]: Start accepts. Automaton has 196 states and 255 transitions. Word has length 38 [2021-10-11 00:21:49,869 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-11 00:21:49,869 INFO L481 AbstractCegarLoop]: Abstraction has 196 states and 255 transitions. [2021-10-11 00:21:49,869 INFO L482 AbstractCegarLoop]: Interpolant automaton has 7 states. [2021-10-11 00:21:49,870 INFO L276 IsEmpty]: Start isEmpty. Operand 196 states and 255 transitions. [2021-10-11 00:21:49,876 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 62 [2021-10-11 00:21:49,876 INFO L414 BasicCegarLoop]: Found error trace [2021-10-11 00:21:49,876 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] [2021-10-11 00:21:49,877 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable8 [2021-10-11 00:21:49,878 INFO L429 AbstractCegarLoop]: === Iteration 10 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-10-11 00:21:49,878 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-11 00:21:49,878 INFO L82 PathProgramCache]: Analyzing trace with hash 730179745, now seen corresponding path program 1 times [2021-10-11 00:21:49,879 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-11 00:21:49,879 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [534916705] [2021-10-11 00:21:49,879 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-11 00:21:49,925 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-11 00:21:50,010 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 9 proven. 7 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-11 00:21:50,011 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [534916705] [2021-10-11 00:21:50,011 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1271754033] [2021-10-11 00:21:50,012 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3c533634-a54d-4344-827a-97b6c4e1225d/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 00:21:50,211 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-11 00:21:50,214 INFO L263 TraceCheckSpWp]: Trace formula consists of 463 conjuncts, 5 conjunts are in the unsatisfiable core [2021-10-11 00:21:50,232 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-10-11 00:21:50,388 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 13 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-11 00:21:50,392 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-10-11 00:21:50,392 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [6, 5] total 9 [2021-10-11 00:21:50,393 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1656862711] [2021-10-11 00:21:50,399 INFO L461 AbstractCegarLoop]: Interpolant automaton has 9 states [2021-10-11 00:21:50,399 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-10-11 00:21:50,400 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2021-10-11 00:21:50,400 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=18, Invalid=54, Unknown=0, NotChecked=0, Total=72 [2021-10-11 00:21:50,400 INFO L87 Difference]: Start difference. First operand 196 states and 255 transitions. Second operand 9 states. [2021-10-11 00:21:50,712 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-11 00:21:50,713 INFO L93 Difference]: Finished difference Result 443 states and 594 transitions. [2021-10-11 00:21:50,713 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-10-11 00:21:50,713 INFO L78 Accepts]: Start accepts. Automaton has 9 states. Word has length 61 [2021-10-11 00:21:50,715 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-11 00:21:50,715 INFO L225 Difference]: With dead ends: 443 [2021-10-11 00:21:50,715 INFO L226 Difference]: Without dead ends: 0 [2021-10-11 00:21:50,716 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 76 GetRequests, 64 SyntacticMatches, 0 SemanticMatches, 12 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 16 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=57, Invalid=125, Unknown=0, NotChecked=0, Total=182 [2021-10-11 00:21:50,717 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2021-10-11 00:21:50,717 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2021-10-11 00:21:50,717 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states. [2021-10-11 00:21:50,717 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2021-10-11 00:21:50,717 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 61 [2021-10-11 00:21:50,717 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-11 00:21:50,718 INFO L481 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2021-10-11 00:21:50,718 INFO L482 AbstractCegarLoop]: Interpolant automaton has 9 states. [2021-10-11 00:21:50,718 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2021-10-11 00:21:50,718 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2021-10-11 00:21:50,940 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable9 [2021-10-11 00:21:50,943 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2021-10-11 00:21:51,076 WARN L197 SmtUtils]: Spent 123.00 ms on a formula simplification. DAG size of input: 88 DAG size of output: 56 [2021-10-11 00:21:51,732 WARN L197 SmtUtils]: Spent 187.00 ms on a formula simplification. DAG size of input: 53 DAG size of output: 23 [2021-10-11 00:21:51,960 WARN L197 SmtUtils]: Spent 222.00 ms on a formula simplification. DAG size of input: 55 DAG size of output: 29 [2021-10-11 00:21:52,156 WARN L197 SmtUtils]: Spent 193.00 ms on a formula simplification. DAG size of input: 53 DAG size of output: 23 [2021-10-11 00:21:52,451 WARN L197 SmtUtils]: Spent 154.00 ms on a formula simplification. DAG size of input: 42 DAG size of output: 25 [2021-10-11 00:21:52,667 WARN L197 SmtUtils]: Spent 214.00 ms on a formula simplification. DAG size of input: 53 DAG size of output: 23 [2021-10-11 00:21:52,858 WARN L197 SmtUtils]: Spent 144.00 ms on a formula simplification. DAG size of input: 46 DAG size of output: 22 [2021-10-11 00:21:53,173 WARN L197 SmtUtils]: Spent 106.00 ms on a formula simplification. DAG size of input: 33 DAG size of output: 22 [2021-10-11 00:21:53,304 WARN L197 SmtUtils]: Spent 129.00 ms on a formula simplification. DAG size of input: 33 DAG size of output: 22 [2021-10-11 00:21:53,396 INFO L258 CegarLoopResult]: At program point L762(lines 758 780) the Hoare annotation is: (let ((.cse0 (= 1 ~systemActive~0)) (.cse1 (= ULTIMATE.start_test_~splverifierCounter~0 0)) (.cse2 (<= ~waterLevel~0 2))) (or (and .cse0 (= ~pumpRunning~0 0) .cse1 .cse2) (and (<= 1 ~pumpRunning~0) (<= 1 ~switchedOnBeforeTS~0) (<= 1 |ULTIMATE.start_isPumpRunning_#res|) .cse0 .cse1 .cse2))) [2021-10-11 00:21:53,396 INFO L258 CegarLoopResult]: At program point L762-1(lines 758 780) the Hoare annotation is: false [2021-10-11 00:21:53,396 INFO L262 CegarLoopResult]: For program point ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION(line 677) no Hoare annotation was computed. [2021-10-11 00:21:53,396 INFO L258 CegarLoopResult]: At program point L762-2(lines 758 780) the Hoare annotation is: false [2021-10-11 00:21:53,397 INFO L258 CegarLoopResult]: At program point L631(lines 627 633) the Hoare annotation is: (and (= ~waterLevel~0 1) (= 1 ~systemActive~0) (= ~pumpRunning~0 0)) [2021-10-11 00:21:53,397 INFO L262 CegarLoopResult]: For program point L731(lines 731 735) no Hoare annotation was computed. [2021-10-11 00:21:53,397 INFO L258 CegarLoopResult]: At program point L731-2(lines 731 735) the Hoare annotation is: (let ((.cse0 (<= 1 ~pumpRunning~0)) (.cse1 (= 1 ~systemActive~0)) (.cse2 (= ULTIMATE.start_test_~splverifierCounter~0 0)) (.cse3 (<= ~waterLevel~0 2))) (or (and .cse0 .cse1 (<= 2 ~waterLevel~0) .cse2 .cse3) (and .cse1 (= ~pumpRunning~0 0) .cse2 .cse3) (and .cse0 (<= 1 ~switchedOnBeforeTS~0) (<= 1 |ULTIMATE.start_isPumpRunning_#res|) .cse1 .cse2 .cse3))) [2021-10-11 00:21:53,397 INFO L262 CegarLoopResult]: For program point L798(lines 798 806) no Hoare annotation was computed. [2021-10-11 00:21:53,397 INFO L262 CegarLoopResult]: For program point L798-1(lines 798 806) no Hoare annotation was computed. [2021-10-11 00:21:53,397 INFO L262 CegarLoopResult]: For program point L798-2(lines 798 806) no Hoare annotation was computed. [2021-10-11 00:21:53,398 INFO L262 CegarLoopResult]: For program point L798-3(lines 798 806) no Hoare annotation was computed. [2021-10-11 00:21:53,398 INFO L262 CegarLoopResult]: For program point L798-4(lines 798 806) no Hoare annotation was computed. [2021-10-11 00:21:53,398 INFO L262 CegarLoopResult]: For program point L798-5(lines 798 806) no Hoare annotation was computed. [2021-10-11 00:21:53,398 INFO L258 CegarLoopResult]: At program point L171(lines 762 768) the Hoare annotation is: (let ((.cse0 (= 1 ~systemActive~0)) (.cse1 (= ULTIMATE.start_test_~splverifierCounter~0 0)) (.cse2 (<= ~waterLevel~0 2))) (or (and .cse0 (= |ULTIMATE.start_isPumpRunning_#res| 0) (= ~pumpRunning~0 0) .cse1 .cse2) (and (<= 1 ~pumpRunning~0) (<= 1 ~switchedOnBeforeTS~0) (<= 1 |ULTIMATE.start_isPumpRunning_#res|) .cse0 .cse1 .cse2))) [2021-10-11 00:21:53,398 INFO L258 CegarLoopResult]: At program point L138(lines 129 142) the Hoare annotation is: false [2021-10-11 00:21:53,399 INFO L258 CegarLoopResult]: At program point L171-1(lines 762 768) the Hoare annotation is: false [2021-10-11 00:21:53,399 INFO L258 CegarLoopResult]: At program point L138-1(lines 129 142) the Hoare annotation is: (let ((.cse0 (= 1 ~systemActive~0)) (.cse1 (= ~pumpRunning~0 0)) (.cse2 (= ULTIMATE.start_test_~splverifierCounter~0 0)) (.cse3 (<= ~waterLevel~0 2))) (or (and (not (= |ULTIMATE.start_isHighWaterSensorDry_#res| 0)) .cse0 .cse1 .cse2 .cse3) (and .cse0 (<= 2 ~waterLevel~0) .cse1 .cse2 .cse3))) [2021-10-11 00:21:53,399 INFO L258 CegarLoopResult]: At program point L171-2(lines 762 768) the Hoare annotation is: false [2021-10-11 00:21:53,399 INFO L258 CegarLoopResult]: At program point L138-2(lines 129 142) the Hoare annotation is: false [2021-10-11 00:21:53,399 INFO L258 CegarLoopResult]: At program point L138-3(lines 129 142) the Hoare annotation is: false [2021-10-11 00:21:53,399 INFO L258 CegarLoopResult]: At program point L138-4(lines 129 142) the Hoare annotation is: false [2021-10-11 00:21:53,400 INFO L258 CegarLoopResult]: At program point L138-5(lines 129 142) the Hoare annotation is: false [2021-10-11 00:21:53,400 INFO L258 CegarLoopResult]: At program point L965(lines 950 968) the Hoare annotation is: (and (<= 1 ~pumpRunning~0) (<= 1 ~switchedOnBeforeTS~0) (<= 1 |ULTIMATE.start_isPumpRunning_#res|) (= 1 ~systemActive~0) (= ULTIMATE.start_test_~splverifierCounter~0 0) (<= ~waterLevel~0 2)) [2021-10-11 00:21:53,400 INFO L258 CegarLoopResult]: At program point L965-1(lines 950 968) the Hoare annotation is: false [2021-10-11 00:21:53,400 INFO L258 CegarLoopResult]: At program point L965-2(lines 950 968) the Hoare annotation is: false [2021-10-11 00:21:53,400 INFO L265 CegarLoopResult]: At program point L668(lines 649 671) the Hoare annotation is: true [2021-10-11 00:21:53,401 INFO L258 CegarLoopResult]: At program point L1000(lines 1 1011) the Hoare annotation is: (and (= ~waterLevel~0 1) (= 1 ~systemActive~0) (= ~pumpRunning~0 0)) [2021-10-11 00:21:53,401 INFO L258 CegarLoopResult]: At program point L769(lines 769 775) the Hoare annotation is: (let ((.cse0 (<= 1 ~pumpRunning~0)) (.cse1 (= 1 ~systemActive~0)) (.cse2 (= ULTIMATE.start_test_~splverifierCounter~0 0)) (.cse3 (<= ~waterLevel~0 2))) (or (and .cse0 .cse1 (<= 2 ~waterLevel~0) .cse2 .cse3) (and .cse1 (= ~pumpRunning~0 0) .cse2 .cse3) (and .cse0 (<= 1 ~switchedOnBeforeTS~0) (<= 1 |ULTIMATE.start_isPumpRunning_#res|) .cse1 .cse2 .cse3))) [2021-10-11 00:21:53,401 INFO L258 CegarLoopResult]: At program point L769-1(lines 769 775) the Hoare annotation is: false [2021-10-11 00:21:53,401 INFO L262 CegarLoopResult]: For program point L703(lines 703 709) no Hoare annotation was computed. [2021-10-11 00:21:53,401 INFO L258 CegarLoopResult]: At program point L769-2(lines 769 775) the Hoare annotation is: false [2021-10-11 00:21:53,402 INFO L258 CegarLoopResult]: At program point L703-1(lines 703 709) the Hoare annotation is: (let ((.cse0 (<= 1 ~pumpRunning~0)) (.cse1 (= 1 ~systemActive~0)) (.cse2 (= ULTIMATE.start_test_~splverifierCounter~0 0)) (.cse3 (<= ~waterLevel~0 2))) (or (and .cse0 .cse1 (<= 2 ~waterLevel~0) .cse2 .cse3) (and .cse1 (= ~pumpRunning~0 0) .cse2 .cse3) (and .cse0 (<= 1 ~switchedOnBeforeTS~0) (<= 1 |ULTIMATE.start_isPumpRunning_#res|) .cse1 .cse2 .cse3))) [2021-10-11 00:21:53,402 INFO L262 CegarLoopResult]: For program point ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION(line 677) no Hoare annotation was computed. [2021-10-11 00:21:53,402 INFO L262 CegarLoopResult]: For program point L80(lines 80 84) no Hoare annotation was computed. [2021-10-11 00:21:53,402 INFO L258 CegarLoopResult]: At program point L741(lines 692 742) the Hoare annotation is: false [2021-10-11 00:21:53,402 INFO L262 CegarLoopResult]: For program point L940(lines 940 944) no Hoare annotation was computed. [2021-10-11 00:21:53,402 INFO L262 CegarLoopResult]: For program point L940-2(lines 940 944) no Hoare annotation was computed. [2021-10-11 00:21:53,403 INFO L262 CegarLoopResult]: For program point L940-3(lines 940 944) no Hoare annotation was computed. [2021-10-11 00:21:53,403 INFO L262 CegarLoopResult]: For program point L940-5(lines 940 944) no Hoare annotation was computed. [2021-10-11 00:21:53,403 INFO L262 CegarLoopResult]: For program point L940-6(lines 940 944) no Hoare annotation was computed. [2021-10-11 00:21:53,403 INFO L262 CegarLoopResult]: For program point L940-8(lines 940 944) no Hoare annotation was computed. [2021-10-11 00:21:53,403 INFO L262 CegarLoopResult]: For program point L940-9(lines 940 944) no Hoare annotation was computed. [2021-10-11 00:21:53,403 INFO L262 CegarLoopResult]: For program point L940-11(lines 940 944) no Hoare annotation was computed. [2021-10-11 00:21:53,404 INFO L262 CegarLoopResult]: For program point L940-12(lines 940 944) no Hoare annotation was computed. [2021-10-11 00:21:53,404 INFO L262 CegarLoopResult]: For program point L940-14(lines 940 944) no Hoare annotation was computed. [2021-10-11 00:21:53,404 INFO L262 CegarLoopResult]: For program point L940-15(lines 940 944) no Hoare annotation was computed. [2021-10-11 00:21:53,404 INFO L262 CegarLoopResult]: For program point L940-17(lines 940 944) no Hoare annotation was computed. [2021-10-11 00:21:53,404 INFO L258 CegarLoopResult]: At program point L148(lines 143 151) the Hoare annotation is: (and (<= 1 ~pumpRunning~0) (<= 1 ~switchedOnBeforeTS~0) (<= 1 |ULTIMATE.start_isPumpRunning_#res|) (= 1 ~systemActive~0) (= ULTIMATE.start_test_~splverifierCounter~0 0) (<= ~waterLevel~0 2)) [2021-10-11 00:21:53,404 INFO L258 CegarLoopResult]: At program point L148-1(lines 143 151) the Hoare annotation is: false [2021-10-11 00:21:53,404 INFO L258 CegarLoopResult]: At program point L148-2(lines 143 151) the Hoare annotation is: false [2021-10-11 00:21:53,405 INFO L262 CegarLoopResult]: For program point L677(line 677) no Hoare annotation was computed. [2021-10-11 00:21:53,405 INFO L262 CegarLoopResult]: For program point L677-1(line 677) no Hoare annotation was computed. [2021-10-11 00:21:53,405 INFO L262 CegarLoopResult]: For program point L677-2(line 677) no Hoare annotation was computed. [2021-10-11 00:21:53,405 INFO L262 CegarLoopResult]: For program point L182(lines 182 199) no Hoare annotation was computed. [2021-10-11 00:21:53,405 INFO L258 CegarLoopResult]: At program point L182-1(lines 1 1011) the Hoare annotation is: (let ((.cse3 (<= 1 ~pumpRunning~0)) (.cse0 (= 1 ~systemActive~0)) (.cse1 (= ULTIMATE.start_test_~splverifierCounter~0 0)) (.cse2 (<= ~waterLevel~0 2))) (or (and .cse0 (= ~pumpRunning~0 0) .cse1 .cse2) (and .cse3 (<= 1 ~switchedOnBeforeTS~0) (<= 1 |ULTIMATE.start_isPumpRunning_#res|) .cse0 .cse1 .cse2) (and .cse3 (<= ULTIMATE.start___utac_acc__Specification5_spec__3_~tmp~0 2) .cse0 (<= |ULTIMATE.start_getWaterLevel_#res| 2) (< 1 ULTIMATE.start___utac_acc__Specification5_spec__3_~tmp~0) (<= 2 ~waterLevel~0) (<= 2 |ULTIMATE.start_getWaterLevel_#res|) .cse1 .cse2))) [2021-10-11 00:21:53,406 INFO L262 CegarLoopResult]: For program point L182-2(lines 182 199) no Hoare annotation was computed. [2021-10-11 00:21:53,406 INFO L258 CegarLoopResult]: At program point L182-3(lines 1 1011) the Hoare annotation is: false [2021-10-11 00:21:53,406 INFO L262 CegarLoopResult]: For program point L182-4(lines 182 199) no Hoare annotation was computed. [2021-10-11 00:21:53,406 INFO L258 CegarLoopResult]: At program point L182-5(lines 1 1011) the Hoare annotation is: false [2021-10-11 00:21:53,406 INFO L258 CegarLoopResult]: At program point L1008(lines 1003 1011) the Hoare annotation is: (and (= ~waterLevel~0 1) (= 1 ~systemActive~0) (= ~pumpRunning~0 0)) [2021-10-11 00:21:53,406 INFO L262 CegarLoopResult]: For program point L713(lines 713 719) no Hoare annotation was computed. [2021-10-11 00:21:53,407 INFO L258 CegarLoopResult]: At program point L713-1(lines 713 719) the Hoare annotation is: (let ((.cse0 (<= 1 ~pumpRunning~0)) (.cse1 (= 1 ~systemActive~0)) (.cse2 (= ULTIMATE.start_test_~splverifierCounter~0 0)) (.cse3 (<= ~waterLevel~0 2))) (or (and .cse0 .cse1 (<= 2 ~waterLevel~0) .cse2 .cse3) (and .cse1 (= ~pumpRunning~0 0) .cse2 .cse3) (and .cse0 (<= 1 ~switchedOnBeforeTS~0) (<= 1 |ULTIMATE.start_isPumpRunning_#res|) .cse1 .cse2 .cse3))) [2021-10-11 00:21:53,407 INFO L262 CegarLoopResult]: For program point ULTIMATE.startENTRY(line -1) no Hoare annotation was computed. [2021-10-11 00:21:53,407 INFO L258 CegarLoopResult]: At program point L582-2(lines 582 596) the Hoare annotation is: false [2021-10-11 00:21:53,407 INFO L262 CegarLoopResult]: For program point L186(lines 186 196) no Hoare annotation was computed. [2021-10-11 00:21:53,407 INFO L262 CegarLoopResult]: For program point L186-2(lines 186 196) no Hoare annotation was computed. [2021-10-11 00:21:53,407 INFO L262 CegarLoopResult]: For program point L186-4(lines 186 196) no Hoare annotation was computed. [2021-10-11 00:21:53,407 INFO L258 CegarLoopResult]: At program point L946(lines 931 949) the Hoare annotation is: false [2021-10-11 00:21:53,408 INFO L258 CegarLoopResult]: At program point L946-1(lines 931 949) the Hoare annotation is: (let ((.cse0 (= 1 ~systemActive~0)) (.cse1 (= ~pumpRunning~0 0)) (.cse2 (= ULTIMATE.start_test_~splverifierCounter~0 0)) (.cse3 (<= ~waterLevel~0 2))) (or (and .cse0 (<= 2 ~waterLevel~0) .cse1 .cse2 .cse3) (and (not (= ULTIMATE.start_isHighWaterLevel_~tmp~9 0)) (= ULTIMATE.start_isHighWaterLevel_~tmp___0~2 0) .cse0 (= |ULTIMATE.start_isHighWaterLevel_#res| 0) .cse1 .cse2 .cse3))) [2021-10-11 00:21:53,408 INFO L258 CegarLoopResult]: At program point L946-2(lines 931 949) the Hoare annotation is: false [2021-10-11 00:21:53,408 INFO L258 CegarLoopResult]: At program point L946-3(lines 931 949) the Hoare annotation is: false [2021-10-11 00:21:53,408 INFO L258 CegarLoopResult]: At program point L946-4(lines 931 949) the Hoare annotation is: false [2021-10-11 00:21:53,408 INFO L258 CegarLoopResult]: At program point L946-5(lines 931 949) the Hoare annotation is: false [2021-10-11 00:21:53,408 INFO L262 CegarLoopResult]: For program point L583(line 583) no Hoare annotation was computed. [2021-10-11 00:21:53,409 INFO L262 CegarLoopResult]: For program point L187(lines 187 193) no Hoare annotation was computed. [2021-10-11 00:21:53,409 INFO L262 CegarLoopResult]: For program point L187-2(lines 187 193) no Hoare annotation was computed. [2021-10-11 00:21:53,409 INFO L262 CegarLoopResult]: For program point L187-4(lines 187 193) no Hoare annotation was computed. [2021-10-11 00:21:53,409 INFO L262 CegarLoopResult]: For program point L56(lines 56 60) no Hoare annotation was computed. [2021-10-11 00:21:53,409 INFO L262 CegarLoopResult]: For program point L56-3(lines 56 60) no Hoare annotation was computed. [2021-10-11 00:21:53,409 INFO L258 CegarLoopResult]: At program point L882(lines 875 885) the Hoare annotation is: false [2021-10-11 00:21:53,409 INFO L262 CegarLoopResult]: For program point L56-6(lines 56 60) no Hoare annotation was computed. [2021-10-11 00:21:53,410 INFO L258 CegarLoopResult]: At program point L882-1(lines 875 885) the Hoare annotation is: (and (= 1 ~systemActive~0) (<= 2 ~waterLevel~0) (= ~pumpRunning~0 0) (= ULTIMATE.start_test_~splverifierCounter~0 0) (<= ~waterLevel~0 2)) [2021-10-11 00:21:53,410 INFO L258 CegarLoopResult]: At program point L882-2(lines 875 885) the Hoare annotation is: false [2021-10-11 00:21:53,410 INFO L258 CegarLoopResult]: At program point L882-3(lines 875 885) the Hoare annotation is: false [2021-10-11 00:21:53,410 INFO L258 CegarLoopResult]: At program point L882-4(lines 875 885) the Hoare annotation is: false [2021-10-11 00:21:53,410 INFO L258 CegarLoopResult]: At program point L882-5(lines 875 885) the Hoare annotation is: false [2021-10-11 00:21:53,410 INFO L262 CegarLoopResult]: For program point L586(lines 586 590) no Hoare annotation was computed. [2021-10-11 00:21:53,411 INFO L262 CegarLoopResult]: For program point L586-1(lines 586 590) no Hoare annotation was computed. [2021-10-11 00:21:53,411 INFO L262 CegarLoopResult]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2021-10-11 00:21:53,411 INFO L258 CegarLoopResult]: At program point L125(lines 120 128) the Hoare annotation is: (let ((.cse3 (<= 1 ~pumpRunning~0)) (.cse0 (= 1 ~systemActive~0)) (.cse1 (= ULTIMATE.start_test_~splverifierCounter~0 0)) (.cse2 (<= ~waterLevel~0 2))) (or (and .cse0 (= ~pumpRunning~0 0) .cse1 .cse2) (and .cse3 .cse0 (<= |ULTIMATE.start_getWaterLevel_#res| 2) (<= 2 ~waterLevel~0) (<= 2 |ULTIMATE.start_getWaterLevel_#res|) .cse1 .cse2) (and .cse3 (<= 1 ~switchedOnBeforeTS~0) (<= 1 |ULTIMATE.start_isPumpRunning_#res|) .cse0 .cse1 .cse2))) [2021-10-11 00:21:53,411 INFO L258 CegarLoopResult]: At program point L125-1(lines 120 128) the Hoare annotation is: false [2021-10-11 00:21:53,411 INFO L258 CegarLoopResult]: At program point L125-2(lines 120 128) the Hoare annotation is: false [2021-10-11 00:21:53,412 INFO L258 CegarLoopResult]: At program point L93(lines 88 96) the Hoare annotation is: false [2021-10-11 00:21:53,412 INFO L258 CegarLoopResult]: At program point L93-1(lines 88 96) the Hoare annotation is: (and (= 1 ~systemActive~0) (<= 2 ~waterLevel~0) (= ~pumpRunning~0 0) (= ULTIMATE.start_test_~splverifierCounter~0 0) (<= ~waterLevel~0 2)) [2021-10-11 00:21:53,412 INFO L258 CegarLoopResult]: At program point L93-2(lines 88 96) the Hoare annotation is: false [2021-10-11 00:21:53,412 INFO L258 CegarLoopResult]: At program point L93-3(lines 88 96) the Hoare annotation is: false [2021-10-11 00:21:53,412 INFO L258 CegarLoopResult]: At program point L93-4(lines 88 96) the Hoare annotation is: false [2021-10-11 00:21:53,412 INFO L258 CegarLoopResult]: At program point L93-5(lines 88 96) the Hoare annotation is: false [2021-10-11 00:21:53,413 INFO L262 CegarLoopResult]: For program point L820(lines 820 837) no Hoare annotation was computed. [2021-10-11 00:21:53,413 INFO L262 CegarLoopResult]: For program point L820-1(lines 820 837) no Hoare annotation was computed. [2021-10-11 00:21:53,413 INFO L262 CegarLoopResult]: For program point L820-2(lines 820 837) no Hoare annotation was computed. [2021-10-11 00:21:53,413 INFO L262 CegarLoopResult]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2021-10-11 00:21:53,413 INFO L258 CegarLoopResult]: At program point L161(lines 156 163) the Hoare annotation is: (and (= ~waterLevel~0 1) (= 1 ~systemActive~0) (= ~pumpRunning~0 0)) [2021-10-11 00:21:53,413 INFO L262 CegarLoopResult]: For program point L723(lines 723 736) no Hoare annotation was computed. [2021-10-11 00:21:53,413 INFO L262 CegarLoopResult]: For program point L857(lines 857 863) no Hoare annotation was computed. [2021-10-11 00:21:53,414 INFO L262 CegarLoopResult]: For program point L824(lines 824 832) no Hoare annotation was computed. [2021-10-11 00:21:53,414 INFO L262 CegarLoopResult]: For program point L857-2(lines 857 863) no Hoare annotation was computed. [2021-10-11 00:21:53,414 INFO L262 CegarLoopResult]: For program point L824-1(lines 824 832) no Hoare annotation was computed. [2021-10-11 00:21:53,414 INFO L262 CegarLoopResult]: For program point L824-2(lines 824 832) no Hoare annotation was computed. [2021-10-11 00:21:53,414 INFO L262 CegarLoopResult]: For program point L857-4(lines 857 863) no Hoare annotation was computed. [2021-10-11 00:21:53,414 INFO L262 CegarLoopResult]: For program point L659(lines 659 666) no Hoare annotation was computed. [2021-10-11 00:21:53,414 INFO L262 CegarLoopResult]: For program point L857-6(lines 857 863) no Hoare annotation was computed. [2021-10-11 00:21:53,415 INFO L265 CegarLoopResult]: At program point L659-1(lines 659 666) the Hoare annotation is: true [2021-10-11 00:21:53,415 INFO L262 CegarLoopResult]: For program point L857-8(lines 857 863) no Hoare annotation was computed. [2021-10-11 00:21:53,415 INFO L262 CegarLoopResult]: For program point L857-10(lines 857 863) no Hoare annotation was computed. [2021-10-11 00:21:53,415 INFO L262 CegarLoopResult]: For program point L-1(line -1) no Hoare annotation was computed. [2021-10-11 00:21:53,415 INFO L258 CegarLoopResult]: At program point L891(lines 886 894) the Hoare annotation is: (let ((.cse3 (<= 1 ~pumpRunning~0)) (.cse4 (<= 1 |ULTIMATE.start_isPumpRunning_#res|)) (.cse0 (= 1 ~systemActive~0)) (.cse1 (= ULTIMATE.start_test_~splverifierCounter~0 0)) (.cse2 (<= ~waterLevel~0 2))) (or (and .cse0 (= |ULTIMATE.start_isPumpRunning_#res| 0) (= ~pumpRunning~0 0) .cse1 .cse2) (and .cse3 .cse4 .cse0 (<= 2 ~waterLevel~0) .cse1 .cse2) (and .cse3 (<= 1 ~switchedOnBeforeTS~0) .cse4 .cse0 .cse1 .cse2))) [2021-10-11 00:21:53,416 INFO L258 CegarLoopResult]: At program point L891-1(lines 886 894) the Hoare annotation is: (let ((.cse0 (= 1 ~systemActive~0)) (.cse1 (= ULTIMATE.start_test_~splverifierCounter~0 0)) (.cse2 (<= ~waterLevel~0 2))) (or (and .cse0 (= |ULTIMATE.start_isPumpRunning_#res| 0) (= ~pumpRunning~0 0) .cse1 .cse2) (and (<= 1 ~pumpRunning~0) (<= 1 ~switchedOnBeforeTS~0) (<= 1 |ULTIMATE.start_isPumpRunning_#res|) .cse0 .cse1 .cse2))) [2021-10-11 00:21:53,416 INFO L258 CegarLoopResult]: At program point L891-2(lines 886 894) the Hoare annotation is: false [2021-10-11 00:21:53,416 INFO L262 CegarLoopResult]: For program point ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION(line 677) no Hoare annotation was computed. [2021-10-11 00:21:53,416 INFO L258 CegarLoopResult]: At program point L891-3(lines 886 894) the Hoare annotation is: false [2021-10-11 00:21:53,416 INFO L258 CegarLoopResult]: At program point L891-4(lines 886 894) the Hoare annotation is: false [2021-10-11 00:21:53,416 INFO L258 CegarLoopResult]: At program point L891-5(lines 886 894) the Hoare annotation is: false [2021-10-11 00:21:53,417 INFO L262 CegarLoopResult]: For program point L694(lines 693 740) no Hoare annotation was computed. [2021-10-11 00:21:53,417 INFO L262 CegarLoopResult]: For program point L133(lines 133 139) no Hoare annotation was computed. [2021-10-11 00:21:53,417 INFO L262 CegarLoopResult]: For program point L133-1(lines 133 139) no Hoare annotation was computed. [2021-10-11 00:21:53,417 INFO L262 CegarLoopResult]: For program point L133-2(lines 133 139) no Hoare annotation was computed. [2021-10-11 00:21:53,417 INFO L262 CegarLoopResult]: For program point L133-3(lines 133 139) no Hoare annotation was computed. [2021-10-11 00:21:53,417 INFO L262 CegarLoopResult]: For program point L133-4(lines 133 139) no Hoare annotation was computed. [2021-10-11 00:21:53,417 INFO L262 CegarLoopResult]: For program point L133-5(lines 133 139) no Hoare annotation was computed. [2021-10-11 00:21:53,418 INFO L262 CegarLoopResult]: For program point L959(lines 959 963) no Hoare annotation was computed. [2021-10-11 00:21:53,418 INFO L262 CegarLoopResult]: For program point L959-2(lines 959 963) no Hoare annotation was computed. [2021-10-11 00:21:53,418 INFO L262 CegarLoopResult]: For program point L959-3(lines 959 963) no Hoare annotation was computed. [2021-10-11 00:21:53,418 INFO L262 CegarLoopResult]: For program point L794(lines 794 811) no Hoare annotation was computed. [2021-10-11 00:21:53,418 INFO L262 CegarLoopResult]: For program point L959-5(lines 959 963) no Hoare annotation was computed. [2021-10-11 00:21:53,418 INFO L262 CegarLoopResult]: For program point L794-1(lines 794 811) no Hoare annotation was computed. [2021-10-11 00:21:53,418 INFO L262 CegarLoopResult]: For program point L959-6(lines 959 963) no Hoare annotation was computed. [2021-10-11 00:21:53,419 INFO L262 CegarLoopResult]: For program point L794-2(lines 794 811) no Hoare annotation was computed. [2021-10-11 00:21:53,419 INFO L262 CegarLoopResult]: For program point L695(lines 695 699) no Hoare annotation was computed. [2021-10-11 00:21:53,419 INFO L262 CegarLoopResult]: For program point L794-3(lines 794 811) no Hoare annotation was computed. [2021-10-11 00:21:53,419 INFO L262 CegarLoopResult]: For program point L959-8(lines 959 963) no Hoare annotation was computed. [2021-10-11 00:21:53,419 INFO L262 CegarLoopResult]: For program point L794-4(lines 794 811) no Hoare annotation was computed. [2021-10-11 00:21:53,419 INFO L262 CegarLoopResult]: For program point L794-5(lines 794 811) no Hoare annotation was computed. [2021-10-11 00:21:53,419 INFO L262 CegarLoopResult]: For program point L68(lines 68 72) no Hoare annotation was computed. [2021-10-11 00:21:53,457 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 11.10 12:21:53 BoogieIcfgContainer [2021-10-11 00:21:53,458 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2021-10-11 00:21:53,458 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2021-10-11 00:21:53,458 INFO L271 PluginConnector]: Initializing Witness Printer... [2021-10-11 00:21:53,459 INFO L275 PluginConnector]: Witness Printer initialized [2021-10-11 00:21:53,459 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 11.10 12:21:46" (3/4) ... [2021-10-11 00:21:53,462 INFO L137 WitnessPrinter]: Generating witness for correct program [2021-10-11 00:21:53,485 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 41 nodes and edges [2021-10-11 00:21:53,487 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 21 nodes and edges [2021-10-11 00:21:53,488 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 10 nodes and edges [2021-10-11 00:21:53,490 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 5 nodes and edges [2021-10-11 00:21:53,491 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 2 nodes and edges [2021-10-11 00:21:53,493 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2021-10-11 00:21:53,494 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2021-10-11 00:21:53,522 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((1 == systemActive && pumpRunning == 0) && splverifierCounter == 0) && waterLevel <= 2) || (((((1 <= pumpRunning && 1 <= switchedOnBeforeTS) && 1 <= \result) && 1 == systemActive) && splverifierCounter == 0) && waterLevel <= 2)) || ((((((((1 <= pumpRunning && tmp <= 2) && 1 == systemActive) && \result <= 2) && 1 < tmp) && 2 <= waterLevel) && 2 <= \result) && splverifierCounter == 0) && waterLevel <= 2) [2021-10-11 00:21:53,523 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((((1 <= pumpRunning && 1 == systemActive) && 2 <= waterLevel) && splverifierCounter == 0) && waterLevel <= 2) || (((1 == systemActive && pumpRunning == 0) && splverifierCounter == 0) && waterLevel <= 2)) || (((((1 <= pumpRunning && 1 <= switchedOnBeforeTS) && 1 <= \result) && 1 == systemActive) && splverifierCounter == 0) && waterLevel <= 2) [2021-10-11 00:21:53,523 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((((1 <= pumpRunning && 1 == systemActive) && 2 <= waterLevel) && splverifierCounter == 0) && waterLevel <= 2) || (((1 == systemActive && pumpRunning == 0) && splverifierCounter == 0) && waterLevel <= 2)) || (((((1 <= pumpRunning && 1 <= switchedOnBeforeTS) && 1 <= \result) && 1 == systemActive) && splverifierCounter == 0) && waterLevel <= 2) [2021-10-11 00:21:53,524 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((((1 <= pumpRunning && 1 == systemActive) && 2 <= waterLevel) && splverifierCounter == 0) && waterLevel <= 2) || (((1 == systemActive && pumpRunning == 0) && splverifierCounter == 0) && waterLevel <= 2)) || (((((1 <= pumpRunning && 1 <= switchedOnBeforeTS) && 1 <= \result) && 1 == systemActive) && splverifierCounter == 0) && waterLevel <= 2) [2021-10-11 00:21:53,524 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((((1 == systemActive && \result == 0) && pumpRunning == 0) && splverifierCounter == 0) && waterLevel <= 2) || (((((1 <= pumpRunning && 1 <= \result) && 1 == systemActive) && 2 <= waterLevel) && splverifierCounter == 0) && waterLevel <= 2)) || (((((1 <= pumpRunning && 1 <= switchedOnBeforeTS) && 1 <= \result) && 1 == systemActive) && splverifierCounter == 0) && waterLevel <= 2) [2021-10-11 00:21:53,525 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((1 == systemActive && \result == 0) && pumpRunning == 0) && splverifierCounter == 0) && waterLevel <= 2) || (((((1 <= pumpRunning && 1 <= switchedOnBeforeTS) && 1 <= \result) && 1 == systemActive) && splverifierCounter == 0) && waterLevel <= 2) [2021-10-11 00:21:53,525 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((1 == systemActive && pumpRunning == 0) && splverifierCounter == 0) && waterLevel <= 2) || (((((1 <= pumpRunning && 1 <= switchedOnBeforeTS) && 1 <= \result) && 1 == systemActive) && splverifierCounter == 0) && waterLevel <= 2) [2021-10-11 00:21:53,525 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((((1 <= pumpRunning && 1 == systemActive) && 2 <= waterLevel) && splverifierCounter == 0) && waterLevel <= 2) || (((1 == systemActive && pumpRunning == 0) && splverifierCounter == 0) && waterLevel <= 2)) || (((((1 <= pumpRunning && 1 <= switchedOnBeforeTS) && 1 <= \result) && 1 == systemActive) && splverifierCounter == 0) && waterLevel <= 2) [2021-10-11 00:21:53,527 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((1 == systemActive && pumpRunning == 0) && splverifierCounter == 0) && waterLevel <= 2) || ((((((1 <= pumpRunning && 1 == systemActive) && \result <= 2) && 2 <= waterLevel) && 2 <= \result) && splverifierCounter == 0) && waterLevel <= 2)) || (((((1 <= pumpRunning && 1 <= switchedOnBeforeTS) && 1 <= \result) && 1 == systemActive) && splverifierCounter == 0) && waterLevel <= 2) [2021-10-11 00:21:53,527 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((1 <= pumpRunning && 1 <= switchedOnBeforeTS) && 1 <= \result) && 1 == systemActive) && splverifierCounter == 0) && waterLevel <= 2 [2021-10-11 00:21:53,528 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((!(\result == 0) && 1 == systemActive) && pumpRunning == 0) && splverifierCounter == 0) && waterLevel <= 2) || ((((1 == systemActive && 2 <= waterLevel) && pumpRunning == 0) && splverifierCounter == 0) && waterLevel <= 2) [2021-10-11 00:21:53,528 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((1 == systemActive && \result == 0) && pumpRunning == 0) && splverifierCounter == 0) && waterLevel <= 2) || (((((1 <= pumpRunning && 1 <= switchedOnBeforeTS) && 1 <= \result) && 1 == systemActive) && splverifierCounter == 0) && waterLevel <= 2) [2021-10-11 00:21:53,529 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((1 <= pumpRunning && 1 <= switchedOnBeforeTS) && 1 <= \result) && 1 == systemActive) && splverifierCounter == 0) && waterLevel <= 2 [2021-10-11 00:21:53,530 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((1 == systemActive && 2 <= waterLevel) && pumpRunning == 0) && splverifierCounter == 0) && waterLevel <= 2) || ((((((!(tmp == 0) && tmp___0 == 0) && 1 == systemActive) && \result == 0) && pumpRunning == 0) && splverifierCounter == 0) && waterLevel <= 2) [2021-10-11 00:21:53,612 INFO L141 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3c533634-a54d-4344-827a-97b6c4e1225d/bin/uautomizer-Z5i5R5N3CC/witness.graphml [2021-10-11 00:21:53,618 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2021-10-11 00:21:53,619 INFO L168 Benchmark]: Toolchain (without parser) took 8654.14 ms. Allocated memory was 111.1 MB in the beginning and 211.8 MB in the end (delta: 100.7 MB). Free memory was 79.9 MB in the beginning and 185.0 MB in the end (delta: -105.2 MB). Peak memory consumption was 99.3 MB. Max. memory is 16.1 GB. [2021-10-11 00:21:53,620 INFO L168 Benchmark]: CDTParser took 0.52 ms. Allocated memory is still 111.1 MB. Free memory is still 66.9 MB. There was no memory consumed. Max. memory is 16.1 GB. [2021-10-11 00:21:53,620 INFO L168 Benchmark]: CACSL2BoogieTranslator took 512.06 ms. Allocated memory is still 111.1 MB. Free memory was 79.6 MB in the beginning and 75.8 MB in the end (delta: 3.8 MB). Peak memory consumption was 8.4 MB. Max. memory is 16.1 GB. [2021-10-11 00:21:53,621 INFO L168 Benchmark]: Boogie Procedure Inliner took 93.70 ms. Allocated memory is still 111.1 MB. Free memory was 75.8 MB in the beginning and 71.7 MB in the end (delta: 4.1 MB). Peak memory consumption was 4.2 MB. Max. memory is 16.1 GB. [2021-10-11 00:21:53,621 INFO L168 Benchmark]: Boogie Preprocessor took 128.09 ms. Allocated memory is still 111.1 MB. Free memory was 71.7 MB in the beginning and 68.6 MB in the end (delta: 3.0 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. [2021-10-11 00:21:53,622 INFO L168 Benchmark]: RCFGBuilder took 1296.70 ms. Allocated memory was 111.1 MB in the beginning and 134.2 MB in the end (delta: 23.1 MB). Free memory was 68.6 MB in the beginning and 107.4 MB in the end (delta: -38.8 MB). Peak memory consumption was 34.3 MB. Max. memory is 16.1 GB. [2021-10-11 00:21:53,622 INFO L168 Benchmark]: TraceAbstraction took 6457.37 ms. Allocated memory was 134.2 MB in the beginning and 176.2 MB in the end (delta: 41.9 MB). Free memory was 107.4 MB in the beginning and 59.2 MB in the end (delta: 48.2 MB). Peak memory consumption was 105.6 MB. Max. memory is 16.1 GB. [2021-10-11 00:21:53,623 INFO L168 Benchmark]: Witness Printer took 159.99 ms. Allocated memory was 176.2 MB in the beginning and 211.8 MB in the end (delta: 35.7 MB). Free memory was 59.2 MB in the beginning and 185.0 MB in the end (delta: -125.9 MB). Peak memory consumption was 12.6 MB. Max. memory is 16.1 GB. [2021-10-11 00:21:53,625 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.52 ms. Allocated memory is still 111.1 MB. Free memory is still 66.9 MB. There was no memory consumed. Max. memory is 16.1 GB. * CACSL2BoogieTranslator took 512.06 ms. Allocated memory is still 111.1 MB. Free memory was 79.6 MB in the beginning and 75.8 MB in the end (delta: 3.8 MB). Peak memory consumption was 8.4 MB. Max. memory is 16.1 GB. * Boogie Procedure Inliner took 93.70 ms. Allocated memory is still 111.1 MB. Free memory was 75.8 MB in the beginning and 71.7 MB in the end (delta: 4.1 MB). Peak memory consumption was 4.2 MB. Max. memory is 16.1 GB. * Boogie Preprocessor took 128.09 ms. Allocated memory is still 111.1 MB. Free memory was 71.7 MB in the beginning and 68.6 MB in the end (delta: 3.0 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. * RCFGBuilder took 1296.70 ms. Allocated memory was 111.1 MB in the beginning and 134.2 MB in the end (delta: 23.1 MB). Free memory was 68.6 MB in the beginning and 107.4 MB in the end (delta: -38.8 MB). Peak memory consumption was 34.3 MB. Max. memory is 16.1 GB. * TraceAbstraction took 6457.37 ms. Allocated memory was 134.2 MB in the beginning and 176.2 MB in the end (delta: 41.9 MB). Free memory was 107.4 MB in the beginning and 59.2 MB in the end (delta: 48.2 MB). Peak memory consumption was 105.6 MB. Max. memory is 16.1 GB. * Witness Printer took 159.99 ms. Allocated memory was 176.2 MB in the beginning and 211.8 MB in the end (delta: 35.7 MB). Free memory was 59.2 MB in the beginning and 185.0 MB in the end (delta: -125.9 MB). Peak memory consumption was 12.6 MB. Max. memory is 16.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - PositiveResult [Line: 677]: call to reach_error is unreachable For all program executions holds that call to reach_error is unreachable at this location - PositiveResult [Line: 677]: call to reach_error is unreachable For all program executions holds that call to reach_error is unreachable at this location - PositiveResult [Line: 677]: 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: 950]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 731]: Loop Invariant Derived loop invariant: (((((1 <= pumpRunning && 1 == systemActive) && 2 <= waterLevel) && splverifierCounter == 0) && waterLevel <= 2) || (((1 == systemActive && pumpRunning == 0) && splverifierCounter == 0) && waterLevel <= 2)) || (((((1 <= pumpRunning && 1 <= switchedOnBeforeTS) && 1 <= \result) && 1 == systemActive) && splverifierCounter == 0) && waterLevel <= 2) - InvariantResult [Line: 950]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 762]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 129]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 1]: Loop Invariant Derived loop invariant: ((((1 == systemActive && pumpRunning == 0) && splverifierCounter == 0) && waterLevel <= 2) || (((((1 <= pumpRunning && 1 <= switchedOnBeforeTS) && 1 <= \result) && 1 == systemActive) && splverifierCounter == 0) && waterLevel <= 2)) || ((((((((1 <= pumpRunning && tmp <= 2) && 1 == systemActive) && \result <= 2) && 1 < tmp) && 2 <= waterLevel) && 2 <= \result) && splverifierCounter == 0) && waterLevel <= 2) - InvariantResult [Line: 713]: Loop Invariant Derived loop invariant: (((((1 <= pumpRunning && 1 == systemActive) && 2 <= waterLevel) && splverifierCounter == 0) && waterLevel <= 2) || (((1 == systemActive && pumpRunning == 0) && splverifierCounter == 0) && waterLevel <= 2)) || (((((1 <= pumpRunning && 1 <= switchedOnBeforeTS) && 1 <= \result) && 1 == systemActive) && splverifierCounter == 0) && waterLevel <= 2) - InvariantResult [Line: 762]: Loop Invariant Derived loop invariant: ((((1 == systemActive && \result == 0) && pumpRunning == 0) && splverifierCounter == 0) && waterLevel <= 2) || (((((1 <= pumpRunning && 1 <= switchedOnBeforeTS) && 1 <= \result) && 1 == systemActive) && splverifierCounter == 0) && waterLevel <= 2) - InvariantResult [Line: 950]: Loop Invariant Derived loop invariant: ((((1 <= pumpRunning && 1 <= switchedOnBeforeTS) && 1 <= \result) && 1 == systemActive) && splverifierCounter == 0) && waterLevel <= 2 - InvariantResult [Line: 582]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 875]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 120]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 875]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 120]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 120]: Loop Invariant Derived loop invariant: ((((1 == systemActive && pumpRunning == 0) && splverifierCounter == 0) && waterLevel <= 2) || ((((((1 <= pumpRunning && 1 == systemActive) && \result <= 2) && 2 <= waterLevel) && 2 <= \result) && splverifierCounter == 0) && waterLevel <= 2)) || (((((1 <= pumpRunning && 1 <= switchedOnBeforeTS) && 1 <= \result) && 1 == systemActive) && splverifierCounter == 0) && waterLevel <= 2) - InvariantResult [Line: 703]: Loop Invariant Derived loop invariant: (((((1 <= pumpRunning && 1 == systemActive) && 2 <= waterLevel) && splverifierCounter == 0) && waterLevel <= 2) || (((1 == systemActive && pumpRunning == 0) && splverifierCounter == 0) && waterLevel <= 2)) || (((((1 <= pumpRunning && 1 <= switchedOnBeforeTS) && 1 <= \result) && 1 == systemActive) && splverifierCounter == 0) && waterLevel <= 2) - InvariantResult [Line: 659]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 156]: Loop Invariant Derived loop invariant: (waterLevel == 1 && 1 == systemActive) && pumpRunning == 0 - InvariantResult [Line: 875]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 875]: Loop Invariant Derived loop invariant: (((1 == systemActive && 2 <= waterLevel) && pumpRunning == 0) && splverifierCounter == 0) && waterLevel <= 2 - InvariantResult [Line: 875]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 875]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 758]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 88]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 758]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 88]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 88]: Loop Invariant Derived loop invariant: (((1 == systemActive && 2 <= waterLevel) && pumpRunning == 0) && splverifierCounter == 0) && waterLevel <= 2 - InvariantResult [Line: 769]: Loop Invariant Derived loop invariant: (((((1 <= pumpRunning && 1 == systemActive) && 2 <= waterLevel) && splverifierCounter == 0) && waterLevel <= 2) || (((1 == systemActive && pumpRunning == 0) && splverifierCounter == 0) && waterLevel <= 2)) || (((((1 <= pumpRunning && 1 <= switchedOnBeforeTS) && 1 <= \result) && 1 == systemActive) && splverifierCounter == 0) && waterLevel <= 2) - InvariantResult [Line: 143]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 88]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 769]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 143]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 143]: Loop Invariant Derived loop invariant: ((((1 <= pumpRunning && 1 <= switchedOnBeforeTS) && 1 <= \result) && 1 == systemActive) && splverifierCounter == 0) && waterLevel <= 2 - InvariantResult [Line: 769]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 1]: Loop Invariant Derived loop invariant: (waterLevel == 1 && 1 == systemActive) && pumpRunning == 0 - InvariantResult [Line: 88]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 758]: Loop Invariant Derived loop invariant: (((1 == systemActive && pumpRunning == 0) && splverifierCounter == 0) && waterLevel <= 2) || (((((1 <= pumpRunning && 1 <= switchedOnBeforeTS) && 1 <= \result) && 1 == systemActive) && splverifierCounter == 0) && waterLevel <= 2) - InvariantResult [Line: 88]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 886]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 129]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 931]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 886]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 931]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 129]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 1]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 627]: Loop Invariant Derived loop invariant: (waterLevel == 1 && 1 == systemActive) && pumpRunning == 0 - InvariantResult [Line: 886]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 129]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 886]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 129]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 1]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 762]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 129]: Loop Invariant Derived loop invariant: ((((!(\result == 0) && 1 == systemActive) && pumpRunning == 0) && splverifierCounter == 0) && waterLevel <= 2) || ((((1 == systemActive && 2 <= waterLevel) && pumpRunning == 0) && splverifierCounter == 0) && waterLevel <= 2) - InvariantResult [Line: 931]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 649]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 931]: Loop Invariant Derived loop invariant: ((((1 == systemActive && 2 <= waterLevel) && pumpRunning == 0) && splverifierCounter == 0) && waterLevel <= 2) || ((((((!(tmp == 0) && tmp___0 == 0) && 1 == systemActive) && \result == 0) && pumpRunning == 0) && splverifierCounter == 0) && waterLevel <= 2) - InvariantResult [Line: 886]: Loop Invariant Derived loop invariant: (((((1 == systemActive && \result == 0) && pumpRunning == 0) && splverifierCounter == 0) && waterLevel <= 2) || (((((1 <= pumpRunning && 1 <= \result) && 1 == systemActive) && 2 <= waterLevel) && splverifierCounter == 0) && waterLevel <= 2)) || (((((1 <= pumpRunning && 1 <= switchedOnBeforeTS) && 1 <= \result) && 1 == systemActive) && splverifierCounter == 0) && waterLevel <= 2) - InvariantResult [Line: 931]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 1003]: Loop Invariant Derived loop invariant: (waterLevel == 1 && 1 == systemActive) && pumpRunning == 0 - InvariantResult [Line: 692]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 886]: Loop Invariant Derived loop invariant: ((((1 == systemActive && \result == 0) && pumpRunning == 0) && splverifierCounter == 0) && waterLevel <= 2) || (((((1 <= pumpRunning && 1 <= switchedOnBeforeTS) && 1 <= \result) && 1 == systemActive) && splverifierCounter == 0) && waterLevel <= 2) - InvariantResult [Line: 931]: Loop Invariant Derived loop invariant: 0 - StatisticsResult: Ultimate Automizer benchmark data CFG has 1 procedures, 144 locations, 3 error locations. Started 1 CEGAR loops. VerificationResult: SAFE, OverallTime: 3.8s, OverallIterations: 10, TraceHistogramMax: 2, AutomataDifference: 1.4s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 2.4s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 1138 SDtfs, 1512 SDslu, 1465 SDs, 0 SdLazy, 251 SolverSat, 76 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 0.6s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 129 GetRequests, 84 SyntacticMatches, 0 SemanticMatches, 45 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 42 ImplicationChecksByTransitivity, 0.4s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=196occurred in iteration=9, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: 0.1s AutomataMinimizationTime, 10 MinimizatonAttempts, 479 StatesRemovedByMinimization, 5 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 62 LocationsWithAnnotation, 62 PreInvPairs, 169 NumberOfFragments, 698 HoareAnnotationTreeSize, 62 FomulaSimplifications, 53069 FormulaSimplificationTreeSizeReduction, 0.5s HoareSimplificationTime, 62 FomulaSimplificationsInter, 6254 FormulaSimplificationTreeSizeReductionInter, 1.8s HoareSimplificationTimeInter, RefinementEngineStatistics: TRACE_CHECK: 0.0s SsaConstructionTime, 0.5s SatisfiabilityAnalysisTime, 0.9s InterpolantComputationTime, 398 NumberOfCodeBlocks, 398 NumberOfCodeBlocksAsserted, 11 NumberOfCheckSat, 387 ConstructedInterpolants, 0 QuantifiedInterpolants, 34469 SizeOfPredicates, 3 NumberOfNonLiveVariables, 463 ConjunctsInSsa, 5 ConjunctsInUnsatCore, 11 InterpolantComputations, 9 PerfectInterpolantSequences, 22/32 InterpolantCoveringCapability, INVARIANT_SYNTHESIS: No data available, INTERPOLANT_CONSOLIDATION: No data available, ABSTRACT_INTERPRETATION: No data available, PDR: No data available, ACCELERATED_INTERPOLATION: No data available, SIFA: No data available, ReuseStatistics: No data available RESULT: Ultimate proved your program to be correct! Received shutdown request...