./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/product-lines/minepump_spec3_product49.cil.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 4e77c044 Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c55632fd-115d-4427-84d6-6248c1afe12c/bin/uautomizer-WNIpwEf4Nt/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c55632fd-115d-4427-84d6-6248c1afe12c/bin/uautomizer-WNIpwEf4Nt/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c55632fd-115d-4427-84d6-6248c1afe12c/bin/uautomizer-WNIpwEf4Nt/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c55632fd-115d-4427-84d6-6248c1afe12c/bin/uautomizer-WNIpwEf4Nt/config/AutomizerReach.xml -i ../../sv-benchmarks/c/product-lines/minepump_spec3_product49.cil.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c55632fd-115d-4427-84d6-6248c1afe12c/bin/uautomizer-WNIpwEf4Nt/config/svcomp-Reach-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c55632fd-115d-4427-84d6-6248c1afe12c/bin/uautomizer-WNIpwEf4Nt --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 d5cb34b3bc004bc03505bd03062aeeaad3499f75 ............................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................. Execution finished normally Writing output log to file Ultimate.log Result: TRUE --- Real Ultimate output --- This is Ultimate 0.2.1-dev-4e77c04 [2021-10-13 00:05:15,139 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-10-13 00:05:15,141 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-10-13 00:05:15,209 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-10-13 00:05:15,210 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-10-13 00:05:15,217 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-10-13 00:05:15,220 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-10-13 00:05:15,225 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-10-13 00:05:15,229 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-10-13 00:05:15,239 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-10-13 00:05:15,242 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-10-13 00:05:15,244 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-10-13 00:05:15,245 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-10-13 00:05:15,249 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-10-13 00:05:15,252 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-10-13 00:05:15,259 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-10-13 00:05:15,263 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-10-13 00:05:15,265 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-10-13 00:05:15,270 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-10-13 00:05:15,276 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-10-13 00:05:15,282 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-10-13 00:05:15,284 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-10-13 00:05:15,288 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-10-13 00:05:15,290 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-10-13 00:05:15,302 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-10-13 00:05:15,302 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-10-13 00:05:15,303 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-10-13 00:05:15,306 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-10-13 00:05:15,307 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-10-13 00:05:15,309 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-10-13 00:05:15,310 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-10-13 00:05:15,312 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-10-13 00:05:15,315 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-10-13 00:05:15,317 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-10-13 00:05:15,319 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-10-13 00:05:15,320 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-10-13 00:05:15,321 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-10-13 00:05:15,321 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-10-13 00:05:15,322 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-10-13 00:05:15,323 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-10-13 00:05:15,324 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-10-13 00:05:15,325 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c55632fd-115d-4427-84d6-6248c1afe12c/bin/uautomizer-WNIpwEf4Nt/config/svcomp-Reach-32bit-Automizer_Default.epf [2021-10-13 00:05:15,392 INFO L113 SettingsManager]: Loading preferences was successful [2021-10-13 00:05:15,392 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-10-13 00:05:15,393 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2021-10-13 00:05:15,393 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2021-10-13 00:05:15,403 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-10-13 00:05:15,403 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-10-13 00:05:15,404 INFO L138 SettingsManager]: * Use SBE=true [2021-10-13 00:05:15,404 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-10-13 00:05:15,404 INFO L138 SettingsManager]: * sizeof long=4 [2021-10-13 00:05:15,405 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-10-13 00:05:15,406 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-10-13 00:05:15,407 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-10-13 00:05:15,407 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-10-13 00:05:15,407 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-10-13 00:05:15,407 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-10-13 00:05:15,408 INFO L138 SettingsManager]: * sizeof long double=12 [2021-10-13 00:05:15,408 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-10-13 00:05:15,408 INFO L138 SettingsManager]: * Use constant arrays=true [2021-10-13 00:05:15,409 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-10-13 00:05:15,409 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-10-13 00:05:15,409 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-10-13 00:05:15,410 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-10-13 00:05:15,410 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-10-13 00:05:15,410 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-10-13 00:05:15,411 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-10-13 00:05:15,411 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-10-13 00:05:15,411 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2021-10-13 00:05:15,412 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-10-13 00:05:15,412 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-10-13 00:05:15,412 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-10-13 00:05:15,413 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_c55632fd-115d-4427-84d6-6248c1afe12c/bin/uautomizer-WNIpwEf4Nt/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c55632fd-115d-4427-84d6-6248c1afe12c/bin/uautomizer-WNIpwEf4Nt Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> d5cb34b3bc004bc03505bd03062aeeaad3499f75 [2021-10-13 00:05:15,779 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-10-13 00:05:15,811 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-10-13 00:05:15,815 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-10-13 00:05:15,817 INFO L271 PluginConnector]: Initializing CDTParser... [2021-10-13 00:05:15,818 INFO L275 PluginConnector]: CDTParser initialized [2021-10-13 00:05:15,819 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c55632fd-115d-4427-84d6-6248c1afe12c/bin/uautomizer-WNIpwEf4Nt/../../sv-benchmarks/c/product-lines/minepump_spec3_product49.cil.c [2021-10-13 00:05:15,936 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c55632fd-115d-4427-84d6-6248c1afe12c/bin/uautomizer-WNIpwEf4Nt/data/f9c385ac9/34fb2256491e46abac90e975b41c0095/FLAGa23d586a8 [2021-10-13 00:05:16,667 INFO L306 CDTParser]: Found 1 translation units. [2021-10-13 00:05:16,668 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c55632fd-115d-4427-84d6-6248c1afe12c/sv-benchmarks/c/product-lines/minepump_spec3_product49.cil.c [2021-10-13 00:05:16,684 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c55632fd-115d-4427-84d6-6248c1afe12c/bin/uautomizer-WNIpwEf4Nt/data/f9c385ac9/34fb2256491e46abac90e975b41c0095/FLAGa23d586a8 [2021-10-13 00:05:16,928 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c55632fd-115d-4427-84d6-6248c1afe12c/bin/uautomizer-WNIpwEf4Nt/data/f9c385ac9/34fb2256491e46abac90e975b41c0095 [2021-10-13 00:05:16,934 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-10-13 00:05:16,936 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-10-13 00:05:16,938 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-10-13 00:05:16,938 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-10-13 00:05:16,941 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-10-13 00:05:16,942 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.10 12:05:16" (1/1) ... [2021-10-13 00:05:16,944 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@4f601c9e and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 12:05:16, skipping insertion in model container [2021-10-13 00:05:16,948 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.10 12:05:16" (1/1) ... [2021-10-13 00:05:16,956 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-10-13 00:05:17,009 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-10-13 00:05:17,405 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c55632fd-115d-4427-84d6-6248c1afe12c/sv-benchmarks/c/product-lines/minepump_spec3_product49.cil.c[18264,18277] [2021-10-13 00:05:17,409 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-10-13 00:05:17,422 INFO L203 MainTranslator]: Completed pre-run [2021-10-13 00:05:17,559 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c55632fd-115d-4427-84d6-6248c1afe12c/sv-benchmarks/c/product-lines/minepump_spec3_product49.cil.c[18264,18277] [2021-10-13 00:05:17,576 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-10-13 00:05:17,606 INFO L208 MainTranslator]: Completed translation [2021-10-13 00:05:17,607 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 12:05:17 WrapperNode [2021-10-13 00:05:17,609 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-10-13 00:05:17,610 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-10-13 00:05:17,611 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-10-13 00:05:17,612 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-10-13 00:05:17,621 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 12:05:17" (1/1) ... [2021-10-13 00:05:17,658 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 12:05:17" (1/1) ... [2021-10-13 00:05:17,732 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-10-13 00:05:17,733 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-10-13 00:05:17,734 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-10-13 00:05:17,734 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-10-13 00:05:17,745 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 12:05:17" (1/1) ... [2021-10-13 00:05:17,745 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 12:05:17" (1/1) ... [2021-10-13 00:05:17,750 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 12:05:17" (1/1) ... [2021-10-13 00:05:17,751 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 12:05:17" (1/1) ... [2021-10-13 00:05:17,768 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 12:05:17" (1/1) ... [2021-10-13 00:05:17,777 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 12:05:17" (1/1) ... [2021-10-13 00:05:17,781 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 12:05:17" (1/1) ... [2021-10-13 00:05:17,787 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-10-13 00:05:17,788 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-10-13 00:05:17,789 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-10-13 00:05:17,789 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-10-13 00:05:17,792 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 12:05:17" (1/1) ... [2021-10-13 00:05:17,815 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-10-13 00:05:17,829 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c55632fd-115d-4427-84d6-6248c1afe12c/bin/uautomizer-WNIpwEf4Nt/z3 [2021-10-13 00:05:17,844 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c55632fd-115d-4427-84d6-6248c1afe12c/bin/uautomizer-WNIpwEf4Nt/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2021-10-13 00:05:17,856 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c55632fd-115d-4427-84d6-6248c1afe12c/bin/uautomizer-WNIpwEf4Nt/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2021-10-13 00:05:17,890 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-10-13 00:05:17,890 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-10-13 00:05:17,890 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-10-13 00:05:17,890 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-10-13 00:05:18,914 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-10-13 00:05:18,914 INFO L299 CfgBuilder]: Removed 162 assume(true) statements. [2021-10-13 00:05:18,917 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.10 12:05:18 BoogieIcfgContainer [2021-10-13 00:05:18,917 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-10-13 00:05:18,919 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2021-10-13 00:05:18,919 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2021-10-13 00:05:18,923 INFO L275 PluginConnector]: TraceAbstraction initialized [2021-10-13 00:05:18,923 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 13.10 12:05:16" (1/3) ... [2021-10-13 00:05:18,925 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@396b8289 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 13.10 12:05:18, skipping insertion in model container [2021-10-13 00:05:18,926 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 12:05:17" (2/3) ... [2021-10-13 00:05:18,926 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@396b8289 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 13.10 12:05:18, skipping insertion in model container [2021-10-13 00:05:18,926 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.10 12:05:18" (3/3) ... [2021-10-13 00:05:18,928 INFO L111 eAbstractionObserver]: Analyzing ICFG minepump_spec3_product49.cil.c [2021-10-13 00:05:18,937 INFO L204 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2021-10-13 00:05:18,937 INFO L163 ceAbstractionStarter]: Applying trace abstraction to program that has 3 error locations. [2021-10-13 00:05:19,017 INFO L338 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2021-10-13 00:05:19,024 INFO L339 AbstractCegarLoop]: Settings: SEPARATE_VIOLATION_CHECK=true, mInterprocedural=true, mMaxIterations=1000000, mWatchIteration=1000000, mArtifact=RCFG, mInterpolation=FPandBP, mInterpolantAutomaton=STRAIGHT_LINE, mDumpAutomata=false, mAutomataFormat=ATS_NUMERATE, mDumpPath=., mDeterminiation=PREDICATE_ABSTRACTION, mMinimize=MINIMIZE_SEVPA, mHoare=true, mConcurrency=FINITE_AUTOMATA, mHoareTripleChecks=INCREMENTAL, mHoareAnnotationPositions=LoopsAndPotentialCycles, mDumpOnlyReuseAutomata=false, mLimitTraceHistogram=0, mErrorLocTimeLimit=0, mLimitPathProgramCount=0, mCollectInterpolantStatistics=true, mHeuristicEmptinessCheck=false, mHeuristicEmptinessCheckAStarHeuristic=ZERO, mHeuristicEmptinessCheckAStarHeuristicRandomSeed=1337, mHeuristicEmptinessCheckSmtFeatureScoringMethod=DAGSIZE, mSMTFeatureExtraction=false, mSMTFeatureExtractionDumpPath=., mOverrideInterpolantAutomaton=false, mMcrInterpolantMethod=WP, mLoopAccelerationTechnique=FAST_UPR [2021-10-13 00:05:19,025 INFO L340 AbstractCegarLoop]: Starting to check reachability of 3 error locations. [2021-10-13 00:05:19,056 INFO L276 IsEmpty]: Start isEmpty. Operand has 123 states, 119 states have (on average 1.5630252100840336) internal successors, (186), 122 states have internal predecessors, (186), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-13 00:05:19,064 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-10-13 00:05:19,065 INFO L504 BasicCegarLoop]: Found error trace [2021-10-13 00:05:19,065 INFO L512 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-10-13 00:05:19,066 INFO L402 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION] === [2021-10-13 00:05:19,071 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-13 00:05:19,071 INFO L82 PathProgramCache]: Analyzing trace with hash 641779472, now seen corresponding path program 1 times [2021-10-13 00:05:19,079 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-13 00:05:19,080 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1387964878] [2021-10-13 00:05:19,080 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-13 00:05:19,081 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-13 00:05:19,248 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-13 00:05:19,405 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-13 00:05:19,406 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-10-13 00:05:19,406 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1387964878] [2021-10-13 00:05:19,407 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1387964878] provided 1 perfect and 0 imperfect interpolant sequences [2021-10-13 00:05:19,408 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-10-13 00:05:19,408 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2021-10-13 00:05:19,418 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1141307199] [2021-10-13 00:05:19,425 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2021-10-13 00:05:19,425 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-10-13 00:05:19,448 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2021-10-13 00:05:19,449 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2021-10-13 00:05:19,454 INFO L87 Difference]: Start difference. First operand has 123 states, 119 states have (on average 1.5630252100840336) internal successors, (186), 122 states have internal predecessors, (186), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Second operand has 2 states, 2 states have (on average 9.0) internal successors, (18), 2 states have internal predecessors, (18), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-13 00:05:19,518 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-13 00:05:19,520 INFO L93 Difference]: Finished difference Result 240 states and 365 transitions. [2021-10-13 00:05:19,521 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-10-13 00:05:19,522 INFO L78 Accepts]: Start accepts. Automaton has has 2 states, 2 states have (on average 9.0) internal successors, (18), 2 states have internal predecessors, (18), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 18 [2021-10-13 00:05:19,523 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-13 00:05:19,542 INFO L225 Difference]: With dead ends: 240 [2021-10-13 00:05:19,543 INFO L226 Difference]: Without dead ends: 119 [2021-10-13 00:05:19,548 INFO L781 BasicCegarLoop]: 0 DeclaredPredicates, 2 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0ms TimeCoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2021-10-13 00:05:19,568 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 119 states. [2021-10-13 00:05:19,607 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 119 to 119. [2021-10-13 00:05:19,611 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 119 states, 116 states have (on average 1.5) internal successors, (174), 118 states have internal predecessors, (174), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-13 00:05:19,620 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 119 states to 119 states and 174 transitions. [2021-10-13 00:05:19,622 INFO L78 Accepts]: Start accepts. Automaton has 119 states and 174 transitions. Word has length 18 [2021-10-13 00:05:19,623 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-13 00:05:19,624 INFO L470 AbstractCegarLoop]: Abstraction has 119 states and 174 transitions. [2021-10-13 00:05:19,624 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 9.0) internal successors, (18), 2 states have internal predecessors, (18), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-13 00:05:19,625 INFO L276 IsEmpty]: Start isEmpty. Operand 119 states and 174 transitions. [2021-10-13 00:05:19,629 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2021-10-13 00:05:19,630 INFO L504 BasicCegarLoop]: Found error trace [2021-10-13 00:05:19,630 INFO L512 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-10-13 00:05:19,631 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2021-10-13 00:05:19,632 INFO L402 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION] === [2021-10-13 00:05:19,635 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-13 00:05:19,636 INFO L82 PathProgramCache]: Analyzing trace with hash 1103918604, now seen corresponding path program 1 times [2021-10-13 00:05:19,636 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-13 00:05:19,637 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1727025431] [2021-10-13 00:05:19,637 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-13 00:05:19,637 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-13 00:05:19,727 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-13 00:05:19,834 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-13 00:05:19,835 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-10-13 00:05:19,835 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1727025431] [2021-10-13 00:05:19,835 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1727025431] provided 1 perfect and 0 imperfect interpolant sequences [2021-10-13 00:05:19,836 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-10-13 00:05:19,836 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-10-13 00:05:19,836 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1760356716] [2021-10-13 00:05:19,838 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2021-10-13 00:05:19,838 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-10-13 00:05:19,839 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-10-13 00:05:19,839 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-10-13 00:05:19,839 INFO L87 Difference]: Start difference. First operand 119 states and 174 transitions. Second operand has 3 states, 3 states have (on average 6.333333333333333) internal successors, (19), 3 states have internal predecessors, (19), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-13 00:05:19,856 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-13 00:05:19,856 INFO L93 Difference]: Finished difference Result 119 states and 174 transitions. [2021-10-13 00:05:19,857 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-10-13 00:05:19,857 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 6.333333333333333) internal successors, (19), 3 states have internal predecessors, (19), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 19 [2021-10-13 00:05:19,857 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-13 00:05:19,858 INFO L225 Difference]: With dead ends: 119 [2021-10-13 00:05:19,858 INFO L226 Difference]: Without dead ends: 49 [2021-10-13 00:05:19,859 INFO L781 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 5.2ms TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-10-13 00:05:19,860 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 49 states. [2021-10-13 00:05:19,864 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 49 to 49. [2021-10-13 00:05:19,865 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 49 states, 48 states have (on average 1.4791666666666667) internal successors, (71), 48 states have internal predecessors, (71), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-13 00:05:19,865 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 49 states to 49 states and 71 transitions. [2021-10-13 00:05:19,866 INFO L78 Accepts]: Start accepts. Automaton has 49 states and 71 transitions. Word has length 19 [2021-10-13 00:05:19,866 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-13 00:05:19,866 INFO L470 AbstractCegarLoop]: Abstraction has 49 states and 71 transitions. [2021-10-13 00:05:19,866 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 6.333333333333333) internal successors, (19), 3 states have internal predecessors, (19), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-13 00:05:19,867 INFO L276 IsEmpty]: Start isEmpty. Operand 49 states and 71 transitions. [2021-10-13 00:05:19,868 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2021-10-13 00:05:19,868 INFO L504 BasicCegarLoop]: Found error trace [2021-10-13 00:05:19,868 INFO L512 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-10-13 00:05:19,868 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2021-10-13 00:05:19,869 INFO L402 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION] === [2021-10-13 00:05:19,869 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-13 00:05:19,869 INFO L82 PathProgramCache]: Analyzing trace with hash 1148023213, now seen corresponding path program 1 times [2021-10-13 00:05:19,870 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-13 00:05:19,870 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1734135814] [2021-10-13 00:05:19,870 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-13 00:05:19,871 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-13 00:05:19,903 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-13 00:05:19,956 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-13 00:05:19,957 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-10-13 00:05:19,957 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1734135814] [2021-10-13 00:05:19,957 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1734135814] provided 1 perfect and 0 imperfect interpolant sequences [2021-10-13 00:05:19,958 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-10-13 00:05:19,958 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2021-10-13 00:05:19,958 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [821034252] [2021-10-13 00:05:19,959 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2021-10-13 00:05:19,959 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-10-13 00:05:19,960 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-10-13 00:05:19,960 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-10-13 00:05:19,960 INFO L87 Difference]: Start difference. First operand 49 states and 71 transitions. Second operand has 3 states, 3 states have (on average 8.0) internal successors, (24), 2 states have internal predecessors, (24), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-13 00:05:19,970 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-13 00:05:19,971 INFO L93 Difference]: Finished difference Result 92 states and 136 transitions. [2021-10-13 00:05:19,975 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-10-13 00:05:19,975 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 8.0) internal successors, (24), 2 states have internal predecessors, (24), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 24 [2021-10-13 00:05:19,976 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-13 00:05:19,976 INFO L225 Difference]: With dead ends: 92 [2021-10-13 00:05:19,977 INFO L226 Difference]: Without dead ends: 49 [2021-10-13 00:05:19,977 INFO L781 BasicCegarLoop]: 0 DeclaredPredicates, 2 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 11.4ms TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-10-13 00:05:19,978 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 49 states. [2021-10-13 00:05:19,983 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 49 to 49. [2021-10-13 00:05:19,983 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 49 states, 48 states have (on average 1.4583333333333333) internal successors, (70), 48 states have internal predecessors, (70), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-13 00:05:19,984 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 49 states to 49 states and 70 transitions. [2021-10-13 00:05:19,984 INFO L78 Accepts]: Start accepts. Automaton has 49 states and 70 transitions. Word has length 24 [2021-10-13 00:05:19,985 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-13 00:05:19,985 INFO L470 AbstractCegarLoop]: Abstraction has 49 states and 70 transitions. [2021-10-13 00:05:19,985 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 8.0) internal successors, (24), 2 states have internal predecessors, (24), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-13 00:05:19,985 INFO L276 IsEmpty]: Start isEmpty. Operand 49 states and 70 transitions. [2021-10-13 00:05:19,986 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2021-10-13 00:05:19,987 INFO L504 BasicCegarLoop]: Found error trace [2021-10-13 00:05:19,987 INFO L512 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] [2021-10-13 00:05:19,987 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2021-10-13 00:05:19,988 INFO L402 AbstractCegarLoop]: === Iteration 4 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION] === [2021-10-13 00:05:19,991 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-13 00:05:19,991 INFO L82 PathProgramCache]: Analyzing trace with hash -43063729, now seen corresponding path program 1 times [2021-10-13 00:05:19,992 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-13 00:05:19,992 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [810098059] [2021-10-13 00:05:19,992 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-13 00:05:19,993 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-13 00:05:20,051 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-13 00:05:20,123 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-13 00:05:20,123 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-10-13 00:05:20,123 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [810098059] [2021-10-13 00:05:20,124 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [810098059] provided 1 perfect and 0 imperfect interpolant sequences [2021-10-13 00:05:20,124 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-10-13 00:05:20,124 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2021-10-13 00:05:20,125 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [676044380] [2021-10-13 00:05:20,125 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2021-10-13 00:05:20,125 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-10-13 00:05:20,126 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-10-13 00:05:20,126 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-10-13 00:05:20,127 INFO L87 Difference]: Start difference. First operand 49 states and 70 transitions. Second operand has 3 states, 3 states have (on average 8.666666666666666) internal successors, (26), 2 states have internal predecessors, (26), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-13 00:05:20,192 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-13 00:05:20,192 INFO L93 Difference]: Finished difference Result 115 states and 167 transitions. [2021-10-13 00:05:20,192 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-10-13 00:05:20,193 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 8.666666666666666) internal successors, (26), 2 states have internal predecessors, (26), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 26 [2021-10-13 00:05:20,193 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-13 00:05:20,195 INFO L225 Difference]: With dead ends: 115 [2021-10-13 00:05:20,195 INFO L226 Difference]: Without dead ends: 72 [2021-10-13 00:05:20,196 INFO L781 BasicCegarLoop]: 0 DeclaredPredicates, 2 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 5.8ms TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-10-13 00:05:20,197 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 72 states. [2021-10-13 00:05:20,208 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 72 to 70. [2021-10-13 00:05:20,209 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 70 states, 69 states have (on average 1.434782608695652) internal successors, (99), 69 states have internal predecessors, (99), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-13 00:05:20,211 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 70 states to 70 states and 99 transitions. [2021-10-13 00:05:20,212 INFO L78 Accepts]: Start accepts. Automaton has 70 states and 99 transitions. Word has length 26 [2021-10-13 00:05:20,213 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-13 00:05:20,213 INFO L470 AbstractCegarLoop]: Abstraction has 70 states and 99 transitions. [2021-10-13 00:05:20,213 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 8.666666666666666) internal successors, (26), 2 states have internal predecessors, (26), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-13 00:05:20,214 INFO L276 IsEmpty]: Start isEmpty. Operand 70 states and 99 transitions. [2021-10-13 00:05:20,220 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2021-10-13 00:05:20,221 INFO L504 BasicCegarLoop]: Found error trace [2021-10-13 00:05:20,221 INFO L512 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-10-13 00:05:20,222 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2021-10-13 00:05:20,222 INFO L402 AbstractCegarLoop]: === Iteration 5 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION] === [2021-10-13 00:05:20,223 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-13 00:05:20,224 INFO L82 PathProgramCache]: Analyzing trace with hash -743213728, now seen corresponding path program 1 times [2021-10-13 00:05:20,224 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-13 00:05:20,226 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [417106572] [2021-10-13 00:05:20,227 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-13 00:05:20,227 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-13 00:05:20,267 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-13 00:05:20,332 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-13 00:05:20,332 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-10-13 00:05:20,333 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [417106572] [2021-10-13 00:05:20,333 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [417106572] provided 1 perfect and 0 imperfect interpolant sequences [2021-10-13 00:05:20,333 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-10-13 00:05:20,333 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2021-10-13 00:05:20,334 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [196938924] [2021-10-13 00:05:20,334 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2021-10-13 00:05:20,334 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-10-13 00:05:20,335 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2021-10-13 00:05:20,336 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2021-10-13 00:05:20,336 INFO L87 Difference]: Start difference. First operand 70 states and 99 transitions. Second operand has 5 states, 5 states have (on average 6.4) internal successors, (32), 5 states have internal predecessors, (32), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-13 00:05:20,409 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-13 00:05:20,409 INFO L93 Difference]: Finished difference Result 187 states and 263 transitions. [2021-10-13 00:05:20,410 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-10-13 00:05:20,410 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 6.4) internal successors, (32), 5 states have internal predecessors, (32), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 32 [2021-10-13 00:05:20,410 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-13 00:05:20,412 INFO L225 Difference]: With dead ends: 187 [2021-10-13 00:05:20,412 INFO L226 Difference]: Without dead ends: 123 [2021-10-13 00:05:20,413 INFO L781 BasicCegarLoop]: 0 DeclaredPredicates, 9 GetRequests, 4 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 27.5ms TimeCoverageRelationStatistics Valid=17, Invalid=25, Unknown=0, NotChecked=0, Total=42 [2021-10-13 00:05:20,413 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 123 states. [2021-10-13 00:05:20,423 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 123 to 76. [2021-10-13 00:05:20,424 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 76 states, 75 states have (on average 1.4) internal successors, (105), 75 states have internal predecessors, (105), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-13 00:05:20,425 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 76 states to 76 states and 105 transitions. [2021-10-13 00:05:20,425 INFO L78 Accepts]: Start accepts. Automaton has 76 states and 105 transitions. Word has length 32 [2021-10-13 00:05:20,425 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-13 00:05:20,426 INFO L470 AbstractCegarLoop]: Abstraction has 76 states and 105 transitions. [2021-10-13 00:05:20,426 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 6.4) internal successors, (32), 5 states have internal predecessors, (32), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-13 00:05:20,426 INFO L276 IsEmpty]: Start isEmpty. Operand 76 states and 105 transitions. [2021-10-13 00:05:20,427 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2021-10-13 00:05:20,427 INFO L504 BasicCegarLoop]: Found error trace [2021-10-13 00:05:20,427 INFO L512 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-10-13 00:05:20,428 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2021-10-13 00:05:20,428 INFO L402 AbstractCegarLoop]: === Iteration 6 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION] === [2021-10-13 00:05:20,428 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-13 00:05:20,429 INFO L82 PathProgramCache]: Analyzing trace with hash -1870609821, now seen corresponding path program 1 times [2021-10-13 00:05:20,429 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-13 00:05:20,429 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1144244665] [2021-10-13 00:05:20,430 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-13 00:05:20,430 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-13 00:05:20,460 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-13 00:05:20,518 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-13 00:05:20,518 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-10-13 00:05:20,519 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1144244665] [2021-10-13 00:05:20,519 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1144244665] provided 1 perfect and 0 imperfect interpolant sequences [2021-10-13 00:05:20,519 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-10-13 00:05:20,520 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2021-10-13 00:05:20,520 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1715712750] [2021-10-13 00:05:20,521 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2021-10-13 00:05:20,523 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-10-13 00:05:20,524 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2021-10-13 00:05:20,528 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2021-10-13 00:05:20,529 INFO L87 Difference]: Start difference. First operand 76 states and 105 transitions. Second operand has 5 states, 5 states have (on average 6.4) internal successors, (32), 4 states have internal predecessors, (32), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-13 00:05:20,672 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-13 00:05:20,672 INFO L93 Difference]: Finished difference Result 381 states and 542 transitions. [2021-10-13 00:05:20,673 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-10-13 00:05:20,674 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 6.4) internal successors, (32), 4 states have internal predecessors, (32), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 32 [2021-10-13 00:05:20,674 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-13 00:05:20,677 INFO L225 Difference]: With dead ends: 381 [2021-10-13 00:05:20,677 INFO L226 Difference]: Without dead ends: 311 [2021-10-13 00:05:20,687 INFO L781 BasicCegarLoop]: 0 DeclaredPredicates, 7 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2 ImplicationChecksByTransitivity, 37.4ms TimeCoverageRelationStatistics Valid=22, Invalid=34, Unknown=0, NotChecked=0, Total=56 [2021-10-13 00:05:20,689 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 311 states. [2021-10-13 00:05:20,722 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 311 to 123. [2021-10-13 00:05:20,726 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 123 states, 122 states have (on average 1.3688524590163935) internal successors, (167), 122 states have internal predecessors, (167), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-13 00:05:20,727 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 123 states to 123 states and 167 transitions. [2021-10-13 00:05:20,727 INFO L78 Accepts]: Start accepts. Automaton has 123 states and 167 transitions. Word has length 32 [2021-10-13 00:05:20,728 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-13 00:05:20,728 INFO L470 AbstractCegarLoop]: Abstraction has 123 states and 167 transitions. [2021-10-13 00:05:20,728 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 6.4) internal successors, (32), 4 states have internal predecessors, (32), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-13 00:05:20,729 INFO L276 IsEmpty]: Start isEmpty. Operand 123 states and 167 transitions. [2021-10-13 00:05:20,734 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 34 [2021-10-13 00:05:20,734 INFO L504 BasicCegarLoop]: Found error trace [2021-10-13 00:05:20,734 INFO L512 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-10-13 00:05:20,734 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5 [2021-10-13 00:05:20,735 INFO L402 AbstractCegarLoop]: === Iteration 7 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION] === [2021-10-13 00:05:20,735 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-13 00:05:20,736 INFO L82 PathProgramCache]: Analyzing trace with hash 1353310945, now seen corresponding path program 1 times [2021-10-13 00:05:20,736 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-13 00:05:20,741 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [905973637] [2021-10-13 00:05:20,742 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-13 00:05:20,743 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-13 00:05:20,763 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-13 00:05:20,802 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-13 00:05:20,803 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-10-13 00:05:20,803 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [905973637] [2021-10-13 00:05:20,803 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [905973637] provided 1 perfect and 0 imperfect interpolant sequences [2021-10-13 00:05:20,803 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-10-13 00:05:20,804 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-10-13 00:05:20,804 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [108661810] [2021-10-13 00:05:20,805 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2021-10-13 00:05:20,805 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-10-13 00:05:20,806 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2021-10-13 00:05:20,806 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2021-10-13 00:05:20,806 INFO L87 Difference]: Start difference. First operand 123 states and 167 transitions. Second operand has 4 states, 4 states have (on average 8.25) internal successors, (33), 3 states have internal predecessors, (33), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-13 00:05:20,914 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-13 00:05:20,914 INFO L93 Difference]: Finished difference Result 254 states and 351 transitions. [2021-10-13 00:05:20,915 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-10-13 00:05:20,915 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 8.25) internal successors, (33), 3 states have internal predecessors, (33), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 33 [2021-10-13 00:05:20,918 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-13 00:05:20,919 INFO L225 Difference]: With dead ends: 254 [2021-10-13 00:05:20,920 INFO L226 Difference]: Without dead ends: 184 [2021-10-13 00:05:20,921 INFO L781 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 6.1ms TimeCoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2021-10-13 00:05:20,921 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 184 states. [2021-10-13 00:05:20,954 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 184 to 181. [2021-10-13 00:05:20,955 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 181 states, 180 states have (on average 1.3666666666666667) internal successors, (246), 180 states have internal predecessors, (246), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-13 00:05:20,956 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 181 states to 181 states and 246 transitions. [2021-10-13 00:05:20,957 INFO L78 Accepts]: Start accepts. Automaton has 181 states and 246 transitions. Word has length 33 [2021-10-13 00:05:20,957 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-13 00:05:20,957 INFO L470 AbstractCegarLoop]: Abstraction has 181 states and 246 transitions. [2021-10-13 00:05:20,958 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 8.25) internal successors, (33), 3 states have internal predecessors, (33), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-13 00:05:20,958 INFO L276 IsEmpty]: Start isEmpty. Operand 181 states and 246 transitions. [2021-10-13 00:05:20,959 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 34 [2021-10-13 00:05:20,959 INFO L504 BasicCegarLoop]: Found error trace [2021-10-13 00:05:20,959 INFO L512 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-10-13 00:05:20,960 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6 [2021-10-13 00:05:20,960 INFO L402 AbstractCegarLoop]: === Iteration 8 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION] === [2021-10-13 00:05:20,961 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-13 00:05:20,961 INFO L82 PathProgramCache]: Analyzing trace with hash 342193695, now seen corresponding path program 1 times [2021-10-13 00:05:20,961 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-13 00:05:20,961 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1160945180] [2021-10-13 00:05:20,962 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-13 00:05:20,963 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-13 00:05:20,993 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-13 00:05:21,042 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-13 00:05:21,043 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-10-13 00:05:21,043 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1160945180] [2021-10-13 00:05:21,043 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1160945180] provided 1 perfect and 0 imperfect interpolant sequences [2021-10-13 00:05:21,044 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-10-13 00:05:21,044 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2021-10-13 00:05:21,044 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1351021539] [2021-10-13 00:05:21,045 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2021-10-13 00:05:21,045 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-10-13 00:05:21,046 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2021-10-13 00:05:21,046 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2021-10-13 00:05:21,046 INFO L87 Difference]: Start difference. First operand 181 states and 246 transitions. Second operand has 4 states, 4 states have (on average 8.25) internal successors, (33), 4 states have internal predecessors, (33), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-13 00:05:21,119 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-13 00:05:21,119 INFO L93 Difference]: Finished difference Result 428 states and 593 transitions. [2021-10-13 00:05:21,120 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-10-13 00:05:21,120 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 8.25) internal successors, (33), 4 states have internal predecessors, (33), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 33 [2021-10-13 00:05:21,121 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-13 00:05:21,124 INFO L225 Difference]: With dead ends: 428 [2021-10-13 00:05:21,124 INFO L226 Difference]: Without dead ends: 299 [2021-10-13 00:05:21,126 INFO L781 BasicCegarLoop]: 0 DeclaredPredicates, 6 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 11.7ms TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2021-10-13 00:05:21,127 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 299 states. [2021-10-13 00:05:21,150 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 299 to 175. [2021-10-13 00:05:21,151 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 175 states, 174 states have (on average 1.367816091954023) internal successors, (238), 174 states have internal predecessors, (238), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-13 00:05:21,153 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 175 states to 175 states and 238 transitions. [2021-10-13 00:05:21,153 INFO L78 Accepts]: Start accepts. Automaton has 175 states and 238 transitions. Word has length 33 [2021-10-13 00:05:21,153 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-13 00:05:21,154 INFO L470 AbstractCegarLoop]: Abstraction has 175 states and 238 transitions. [2021-10-13 00:05:21,154 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 8.25) internal successors, (33), 4 states have internal predecessors, (33), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-13 00:05:21,154 INFO L276 IsEmpty]: Start isEmpty. Operand 175 states and 238 transitions. [2021-10-13 00:05:21,156 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 34 [2021-10-13 00:05:21,157 INFO L504 BasicCegarLoop]: Found error trace [2021-10-13 00:05:21,157 INFO L512 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-10-13 00:05:21,158 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable7 [2021-10-13 00:05:21,158 INFO L402 AbstractCegarLoop]: === Iteration 9 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION] === [2021-10-13 00:05:21,159 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-13 00:05:21,160 INFO L82 PathProgramCache]: Analyzing trace with hash 1727755226, now seen corresponding path program 1 times [2021-10-13 00:05:21,160 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-13 00:05:21,161 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1482170651] [2021-10-13 00:05:21,161 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-13 00:05:21,162 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-13 00:05:21,200 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-13 00:05:21,272 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-13 00:05:21,273 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-10-13 00:05:21,273 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1482170651] [2021-10-13 00:05:21,273 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1482170651] provided 1 perfect and 0 imperfect interpolant sequences [2021-10-13 00:05:21,274 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-10-13 00:05:21,274 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2021-10-13 00:05:21,275 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [917541834] [2021-10-13 00:05:21,276 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2021-10-13 00:05:21,276 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-10-13 00:05:21,277 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2021-10-13 00:05:21,283 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2021-10-13 00:05:21,284 INFO L87 Difference]: Start difference. First operand 175 states and 238 transitions. Second operand has 6 states, 6 states have (on average 5.5) internal successors, (33), 6 states have internal predecessors, (33), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-13 00:05:21,519 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-13 00:05:21,519 INFO L93 Difference]: Finished difference Result 514 states and 710 transitions. [2021-10-13 00:05:21,520 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2021-10-13 00:05:21,520 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 6 states have (on average 5.5) internal successors, (33), 6 states have internal predecessors, (33), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 33 [2021-10-13 00:05:21,521 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-13 00:05:21,523 INFO L225 Difference]: With dead ends: 514 [2021-10-13 00:05:21,523 INFO L226 Difference]: Without dead ends: 345 [2021-10-13 00:05:21,524 INFO L781 BasicCegarLoop]: 0 DeclaredPredicates, 18 GetRequests, 7 SyntacticMatches, 0 SemanticMatches, 11 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 16 ImplicationChecksByTransitivity, 82.1ms TimeCoverageRelationStatistics Valid=54, Invalid=102, Unknown=0, NotChecked=0, Total=156 [2021-10-13 00:05:21,525 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 345 states. [2021-10-13 00:05:21,541 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 345 to 154. [2021-10-13 00:05:21,542 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 154 states, 153 states have (on average 1.3202614379084967) internal successors, (202), 153 states have internal predecessors, (202), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-13 00:05:21,543 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 154 states to 154 states and 202 transitions. [2021-10-13 00:05:21,543 INFO L78 Accepts]: Start accepts. Automaton has 154 states and 202 transitions. Word has length 33 [2021-10-13 00:05:21,543 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-13 00:05:21,543 INFO L470 AbstractCegarLoop]: Abstraction has 154 states and 202 transitions. [2021-10-13 00:05:21,544 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 5.5) internal successors, (33), 6 states have internal predecessors, (33), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-13 00:05:21,544 INFO L276 IsEmpty]: Start isEmpty. Operand 154 states and 202 transitions. [2021-10-13 00:05:21,544 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 34 [2021-10-13 00:05:21,544 INFO L504 BasicCegarLoop]: Found error trace [2021-10-13 00:05:21,545 INFO L512 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-10-13 00:05:21,545 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable8 [2021-10-13 00:05:21,545 INFO L402 AbstractCegarLoop]: === Iteration 10 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION] === [2021-10-13 00:05:21,545 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-13 00:05:21,546 INFO L82 PathProgramCache]: Analyzing trace with hash 600359133, now seen corresponding path program 1 times [2021-10-13 00:05:21,546 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-13 00:05:21,546 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2041854088] [2021-10-13 00:05:21,546 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-13 00:05:21,547 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-13 00:05:21,565 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-13 00:05:21,607 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-13 00:05:21,608 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-10-13 00:05:21,608 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2041854088] [2021-10-13 00:05:21,608 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2041854088] provided 1 perfect and 0 imperfect interpolant sequences [2021-10-13 00:05:21,608 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-10-13 00:05:21,609 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2021-10-13 00:05:21,609 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1647946027] [2021-10-13 00:05:21,609 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2021-10-13 00:05:21,609 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-10-13 00:05:21,610 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2021-10-13 00:05:21,610 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2021-10-13 00:05:21,610 INFO L87 Difference]: Start difference. First operand 154 states and 202 transitions. Second operand has 5 states, 5 states have (on average 6.6) internal successors, (33), 5 states have internal predecessors, (33), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-13 00:05:21,680 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-13 00:05:21,680 INFO L93 Difference]: Finished difference Result 391 states and 522 transitions. [2021-10-13 00:05:21,680 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-10-13 00:05:21,681 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 6.6) internal successors, (33), 5 states have internal predecessors, (33), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 33 [2021-10-13 00:05:21,681 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-13 00:05:21,683 INFO L225 Difference]: With dead ends: 391 [2021-10-13 00:05:21,683 INFO L226 Difference]: Without dead ends: 243 [2021-10-13 00:05:21,684 INFO L781 BasicCegarLoop]: 0 DeclaredPredicates, 9 GetRequests, 4 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 24.1ms TimeCoverageRelationStatistics Valid=17, Invalid=25, Unknown=0, NotChecked=0, Total=42 [2021-10-13 00:05:21,684 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 243 states. [2021-10-13 00:05:21,699 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 243 to 142. [2021-10-13 00:05:21,700 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 142 states, 141 states have (on average 1.297872340425532) internal successors, (183), 141 states have internal predecessors, (183), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-13 00:05:21,701 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 142 states to 142 states and 183 transitions. [2021-10-13 00:05:21,701 INFO L78 Accepts]: Start accepts. Automaton has 142 states and 183 transitions. Word has length 33 [2021-10-13 00:05:21,702 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-13 00:05:21,702 INFO L470 AbstractCegarLoop]: Abstraction has 142 states and 183 transitions. [2021-10-13 00:05:21,702 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 6.6) internal successors, (33), 5 states have internal predecessors, (33), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-13 00:05:21,702 INFO L276 IsEmpty]: Start isEmpty. Operand 142 states and 183 transitions. [2021-10-13 00:05:21,703 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 53 [2021-10-13 00:05:21,703 INFO L504 BasicCegarLoop]: Found error trace [2021-10-13 00:05:21,703 INFO L512 BasicCegarLoop]: trace histogram [2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-10-13 00:05:21,704 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable9 [2021-10-13 00:05:21,704 INFO L402 AbstractCegarLoop]: === Iteration 11 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION] === [2021-10-13 00:05:21,704 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-13 00:05:21,705 INFO L82 PathProgramCache]: Analyzing trace with hash 241491333, now seen corresponding path program 1 times [2021-10-13 00:05:21,705 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-13 00:05:21,705 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [698489331] [2021-10-13 00:05:21,705 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-13 00:05:21,705 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-13 00:05:21,724 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-13 00:05:21,764 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 11 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-10-13 00:05:21,764 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-10-13 00:05:21,765 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [698489331] [2021-10-13 00:05:21,765 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [698489331] provided 1 perfect and 0 imperfect interpolant sequences [2021-10-13 00:05:21,765 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-10-13 00:05:21,765 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2021-10-13 00:05:21,766 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1529676933] [2021-10-13 00:05:21,766 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2021-10-13 00:05:21,766 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-10-13 00:05:21,767 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2021-10-13 00:05:21,767 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2021-10-13 00:05:21,767 INFO L87 Difference]: Start difference. First operand 142 states and 183 transitions. Second operand has 4 states, 4 states have (on average 12.5) internal successors, (50), 4 states have internal predecessors, (50), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-13 00:05:21,804 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-13 00:05:21,804 INFO L93 Difference]: Finished difference Result 285 states and 375 transitions. [2021-10-13 00:05:21,805 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-10-13 00:05:21,805 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 12.5) internal successors, (50), 4 states have internal predecessors, (50), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 52 [2021-10-13 00:05:21,805 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-13 00:05:21,807 INFO L225 Difference]: With dead ends: 285 [2021-10-13 00:05:21,807 INFO L226 Difference]: Without dead ends: 175 [2021-10-13 00:05:21,808 INFO L781 BasicCegarLoop]: 0 DeclaredPredicates, 6 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 11.7ms TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2021-10-13 00:05:21,808 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 175 states. [2021-10-13 00:05:21,821 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 175 to 126. [2021-10-13 00:05:21,822 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 126 states, 125 states have (on average 1.304) internal successors, (163), 125 states have internal predecessors, (163), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-13 00:05:21,823 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 126 states to 126 states and 163 transitions. [2021-10-13 00:05:21,823 INFO L78 Accepts]: Start accepts. Automaton has 126 states and 163 transitions. Word has length 52 [2021-10-13 00:05:21,823 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-13 00:05:21,823 INFO L470 AbstractCegarLoop]: Abstraction has 126 states and 163 transitions. [2021-10-13 00:05:21,823 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 12.5) internal successors, (50), 4 states have internal predecessors, (50), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-13 00:05:21,824 INFO L276 IsEmpty]: Start isEmpty. Operand 126 states and 163 transitions. [2021-10-13 00:05:21,824 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2021-10-13 00:05:21,824 INFO L504 BasicCegarLoop]: Found error trace [2021-10-13 00:05:21,825 INFO L512 BasicCegarLoop]: trace histogram [2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-10-13 00:05:21,825 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable10 [2021-10-13 00:05:21,825 INFO L402 AbstractCegarLoop]: === Iteration 12 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION] === [2021-10-13 00:05:21,826 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-13 00:05:21,826 INFO L82 PathProgramCache]: Analyzing trace with hash -330933439, now seen corresponding path program 1 times [2021-10-13 00:05:21,826 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-13 00:05:21,826 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [926962556] [2021-10-13 00:05:21,826 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-13 00:05:21,827 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-13 00:05:21,847 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-13 00:05:21,895 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 14 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-13 00:05:21,895 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-10-13 00:05:21,896 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [926962556] [2021-10-13 00:05:21,896 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [926962556] provided 1 perfect and 0 imperfect interpolant sequences [2021-10-13 00:05:21,896 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-10-13 00:05:21,896 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2021-10-13 00:05:21,896 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1706824957] [2021-10-13 00:05:21,897 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2021-10-13 00:05:21,897 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-10-13 00:05:21,898 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2021-10-13 00:05:21,898 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2021-10-13 00:05:21,898 INFO L87 Difference]: Start difference. First operand 126 states and 163 transitions. Second operand has 5 states, 5 states have (on average 10.6) internal successors, (53), 4 states have internal predecessors, (53), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-13 00:05:22,012 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-13 00:05:22,012 INFO L93 Difference]: Finished difference Result 656 states and 844 transitions. [2021-10-13 00:05:22,013 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-10-13 00:05:22,013 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 10.6) internal successors, (53), 4 states have internal predecessors, (53), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 53 [2021-10-13 00:05:22,013 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-13 00:05:22,017 INFO L225 Difference]: With dead ends: 656 [2021-10-13 00:05:22,017 INFO L226 Difference]: Without dead ends: 536 [2021-10-13 00:05:22,018 INFO L781 BasicCegarLoop]: 0 DeclaredPredicates, 8 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 5 ImplicationChecksByTransitivity, 37.4ms TimeCoverageRelationStatistics Valid=27, Invalid=45, Unknown=0, NotChecked=0, Total=72 [2021-10-13 00:05:22,019 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 536 states. [2021-10-13 00:05:22,051 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 536 to 244. [2021-10-13 00:05:22,052 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 244 states, 243 states have (on average 1.2757201646090535) internal successors, (310), 243 states have internal predecessors, (310), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-13 00:05:22,054 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 244 states to 244 states and 310 transitions. [2021-10-13 00:05:22,054 INFO L78 Accepts]: Start accepts. Automaton has 244 states and 310 transitions. Word has length 53 [2021-10-13 00:05:22,054 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-13 00:05:22,054 INFO L470 AbstractCegarLoop]: Abstraction has 244 states and 310 transitions. [2021-10-13 00:05:22,055 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 10.6) internal successors, (53), 4 states have internal predecessors, (53), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-13 00:05:22,055 INFO L276 IsEmpty]: Start isEmpty. Operand 244 states and 310 transitions. [2021-10-13 00:05:22,055 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 55 [2021-10-13 00:05:22,056 INFO L504 BasicCegarLoop]: Found error trace [2021-10-13 00:05:22,056 INFO L512 BasicCegarLoop]: trace histogram [2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-10-13 00:05:22,056 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable11 [2021-10-13 00:05:22,056 INFO L402 AbstractCegarLoop]: === Iteration 13 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION] === [2021-10-13 00:05:22,057 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-13 00:05:22,057 INFO L82 PathProgramCache]: Analyzing trace with hash -454216901, now seen corresponding path program 1 times [2021-10-13 00:05:22,057 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-13 00:05:22,057 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1995040800] [2021-10-13 00:05:22,058 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-13 00:05:22,058 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-13 00:05:22,093 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-13 00:05:22,159 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 3 proven. 0 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2021-10-13 00:05:22,159 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-10-13 00:05:22,159 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1995040800] [2021-10-13 00:05:22,159 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1995040800] provided 1 perfect and 0 imperfect interpolant sequences [2021-10-13 00:05:22,159 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-10-13 00:05:22,160 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2021-10-13 00:05:22,160 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1006340245] [2021-10-13 00:05:22,160 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2021-10-13 00:05:22,160 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-10-13 00:05:22,161 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2021-10-13 00:05:22,161 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2021-10-13 00:05:22,162 INFO L87 Difference]: Start difference. First operand 244 states and 310 transitions. Second operand has 5 states, 5 states have (on average 9.4) internal successors, (47), 5 states have internal predecessors, (47), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-13 00:05:22,251 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-13 00:05:22,252 INFO L93 Difference]: Finished difference Result 516 states and 670 transitions. [2021-10-13 00:05:22,252 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-10-13 00:05:22,252 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 9.4) internal successors, (47), 5 states have internal predecessors, (47), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 54 [2021-10-13 00:05:22,253 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-13 00:05:22,255 INFO L225 Difference]: With dead ends: 516 [2021-10-13 00:05:22,255 INFO L226 Difference]: Without dead ends: 330 [2021-10-13 00:05:22,256 INFO L781 BasicCegarLoop]: 0 DeclaredPredicates, 9 GetRequests, 4 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 23.8ms TimeCoverageRelationStatistics Valid=17, Invalid=25, Unknown=0, NotChecked=0, Total=42 [2021-10-13 00:05:22,256 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 330 states. [2021-10-13 00:05:22,288 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 330 to 250. [2021-10-13 00:05:22,289 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 250 states, 249 states have (on average 1.2690763052208835) internal successors, (316), 249 states have internal predecessors, (316), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-13 00:05:22,291 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 250 states to 250 states and 316 transitions. [2021-10-13 00:05:22,291 INFO L78 Accepts]: Start accepts. Automaton has 250 states and 316 transitions. Word has length 54 [2021-10-13 00:05:22,292 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-13 00:05:22,292 INFO L470 AbstractCegarLoop]: Abstraction has 250 states and 316 transitions. [2021-10-13 00:05:22,293 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 9.4) internal successors, (47), 5 states have internal predecessors, (47), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-13 00:05:22,293 INFO L276 IsEmpty]: Start isEmpty. Operand 250 states and 316 transitions. [2021-10-13 00:05:22,293 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 55 [2021-10-13 00:05:22,294 INFO L504 BasicCegarLoop]: Found error trace [2021-10-13 00:05:22,294 INFO L512 BasicCegarLoop]: trace histogram [2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-10-13 00:05:22,294 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable12 [2021-10-13 00:05:22,294 INFO L402 AbstractCegarLoop]: === Iteration 14 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION] === [2021-10-13 00:05:22,295 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-13 00:05:22,295 INFO L82 PathProgramCache]: Analyzing trace with hash -196051463, now seen corresponding path program 1 times [2021-10-13 00:05:22,295 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-13 00:05:22,295 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [630557197] [2021-10-13 00:05:22,295 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-13 00:05:22,296 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-13 00:05:22,338 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-13 00:05:22,393 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 6 proven. 2 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2021-10-13 00:05:22,394 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-10-13 00:05:22,394 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [630557197] [2021-10-13 00:05:22,394 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [630557197] provided 0 perfect and 1 imperfect interpolant sequences [2021-10-13 00:05:22,394 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1444378] [2021-10-13 00:05:22,394 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-13 00:05:22,395 INFO L170 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-10-13 00:05:22,395 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c55632fd-115d-4427-84d6-6248c1afe12c/bin/uautomizer-WNIpwEf4Nt/z3 [2021-10-13 00:05:22,401 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c55632fd-115d-4427-84d6-6248c1afe12c/bin/uautomizer-WNIpwEf4Nt/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-10-13 00:05:22,413 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c55632fd-115d-4427-84d6-6248c1afe12c/bin/uautomizer-WNIpwEf4Nt/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Waiting until timeout for monitored process [2021-10-13 00:05:22,584 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-13 00:05:22,588 INFO L263 TraceCheckSpWp]: Trace formula consists of 436 conjuncts, 5 conjunts are in the unsatisfiable core [2021-10-13 00:05:22,596 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-10-13 00:05:22,908 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 6 proven. 2 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2021-10-13 00:05:22,909 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1444378] provided 0 perfect and 1 imperfect interpolant sequences [2021-10-13 00:05:22,909 INFO L186 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-10-13 00:05:22,909 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [5, 5] total 8 [2021-10-13 00:05:22,909 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1397711391] [2021-10-13 00:05:22,911 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 8 states [2021-10-13 00:05:22,912 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-10-13 00:05:22,912 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2021-10-13 00:05:22,912 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=16, Invalid=40, Unknown=0, NotChecked=0, Total=56 [2021-10-13 00:05:22,913 INFO L87 Difference]: Start difference. First operand 250 states and 316 transitions. Second operand has 8 states, 8 states have (on average 10.5) internal successors, (84), 8 states have internal predecessors, (84), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-13 00:05:23,113 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-13 00:05:23,114 INFO L93 Difference]: Finished difference Result 608 states and 764 transitions. [2021-10-13 00:05:23,114 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-10-13 00:05:23,115 INFO L78 Accepts]: Start accepts. Automaton has has 8 states, 8 states have (on average 10.5) internal successors, (84), 8 states have internal predecessors, (84), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 54 [2021-10-13 00:05:23,115 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-13 00:05:23,117 INFO L225 Difference]: With dead ends: 608 [2021-10-13 00:05:23,118 INFO L226 Difference]: Without dead ends: 364 [2021-10-13 00:05:23,119 INFO L781 BasicCegarLoop]: 0 DeclaredPredicates, 62 GetRequests, 53 SyntacticMatches, 0 SemanticMatches, 9 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 5 ImplicationChecksByTransitivity, 55.9ms TimeCoverageRelationStatistics Valid=38, Invalid=72, Unknown=0, NotChecked=0, Total=110 [2021-10-13 00:05:23,119 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 364 states. [2021-10-13 00:05:23,183 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 364 to 236. [2021-10-13 00:05:23,184 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 236 states, 235 states have (on average 1.2297872340425533) internal successors, (289), 235 states have internal predecessors, (289), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-13 00:05:23,185 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 236 states to 236 states and 289 transitions. [2021-10-13 00:05:23,185 INFO L78 Accepts]: Start accepts. Automaton has 236 states and 289 transitions. Word has length 54 [2021-10-13 00:05:23,186 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-13 00:05:23,186 INFO L470 AbstractCegarLoop]: Abstraction has 236 states and 289 transitions. [2021-10-13 00:05:23,186 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 8 states, 8 states have (on average 10.5) internal successors, (84), 8 states have internal predecessors, (84), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-13 00:05:23,186 INFO L276 IsEmpty]: Start isEmpty. Operand 236 states and 289 transitions. [2021-10-13 00:05:23,187 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 56 [2021-10-13 00:05:23,187 INFO L504 BasicCegarLoop]: Found error trace [2021-10-13 00:05:23,188 INFO L512 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] [2021-10-13 00:05:23,238 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c55632fd-115d-4427-84d6-6248c1afe12c/bin/uautomizer-WNIpwEf4Nt/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Forceful destruction successful, exit code 0 [2021-10-13 00:05:23,408 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable13,2 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c55632fd-115d-4427-84d6-6248c1afe12c/bin/uautomizer-WNIpwEf4Nt/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-10-13 00:05:23,409 INFO L402 AbstractCegarLoop]: === Iteration 15 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION] === [2021-10-13 00:05:23,409 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-13 00:05:23,409 INFO L82 PathProgramCache]: Analyzing trace with hash 1751298828, now seen corresponding path program 1 times [2021-10-13 00:05:23,409 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-13 00:05:23,410 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1046646928] [2021-10-13 00:05:23,410 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-13 00:05:23,410 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-13 00:05:23,444 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-13 00:05:23,509 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 5 proven. 6 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2021-10-13 00:05:23,510 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-10-13 00:05:23,510 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1046646928] [2021-10-13 00:05:23,510 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1046646928] provided 0 perfect and 1 imperfect interpolant sequences [2021-10-13 00:05:23,510 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1775989992] [2021-10-13 00:05:23,510 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-13 00:05:23,511 INFO L170 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-10-13 00:05:23,511 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c55632fd-115d-4427-84d6-6248c1afe12c/bin/uautomizer-WNIpwEf4Nt/z3 [2021-10-13 00:05:23,512 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c55632fd-115d-4427-84d6-6248c1afe12c/bin/uautomizer-WNIpwEf4Nt/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-10-13 00:05:23,528 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c55632fd-115d-4427-84d6-6248c1afe12c/bin/uautomizer-WNIpwEf4Nt/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Waiting until timeout for monitored process [2021-10-13 00:05:23,699 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-13 00:05:23,702 INFO L263 TraceCheckSpWp]: Trace formula consists of 443 conjuncts, 7 conjunts are in the unsatisfiable core [2021-10-13 00:05:23,706 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-10-13 00:05:23,917 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 5 proven. 6 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2021-10-13 00:05:23,918 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1775989992] provided 0 perfect and 1 imperfect interpolant sequences [2021-10-13 00:05:23,918 INFO L186 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-10-13 00:05:23,918 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [6, 5] total 6 [2021-10-13 00:05:23,918 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [721761121] [2021-10-13 00:05:23,919 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2021-10-13 00:05:23,919 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-10-13 00:05:23,920 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2021-10-13 00:05:23,920 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=14, Invalid=28, Unknown=0, NotChecked=0, Total=42 [2021-10-13 00:05:23,920 INFO L87 Difference]: Start difference. First operand 236 states and 289 transitions. Second operand has 7 states, 7 states have (on average 8.857142857142858) internal successors, (62), 6 states have internal predecessors, (62), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-13 00:05:24,183 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-13 00:05:24,184 INFO L93 Difference]: Finished difference Result 814 states and 1020 transitions. [2021-10-13 00:05:24,184 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2021-10-13 00:05:24,185 INFO L78 Accepts]: Start accepts. Automaton has has 7 states, 7 states have (on average 8.857142857142858) internal successors, (62), 6 states have internal predecessors, (62), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 55 [2021-10-13 00:05:24,185 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-13 00:05:24,185 INFO L225 Difference]: With dead ends: 814 [2021-10-13 00:05:24,185 INFO L226 Difference]: Without dead ends: 0 [2021-10-13 00:05:24,187 INFO L781 BasicCegarLoop]: 0 DeclaredPredicates, 66 GetRequests, 55 SyntacticMatches, 0 SemanticMatches, 11 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 19 ImplicationChecksByTransitivity, 67.1ms TimeCoverageRelationStatistics Valid=59, Invalid=97, Unknown=0, NotChecked=0, Total=156 [2021-10-13 00:05:24,187 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2021-10-13 00:05:24,187 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2021-10-13 00:05:24,187 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 0 states, 0 states have (on average 0.0) internal successors, (0), 0 states have internal predecessors, (0), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-13 00:05:24,188 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2021-10-13 00:05:24,188 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 55 [2021-10-13 00:05:24,188 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-13 00:05:24,188 INFO L470 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2021-10-13 00:05:24,188 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 7 states have (on average 8.857142857142858) internal successors, (62), 6 states have internal predecessors, (62), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-13 00:05:24,189 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2021-10-13 00:05:24,189 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2021-10-13 00:05:24,192 INFO L764 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION [2021-10-13 00:05:24,192 INFO L764 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION [2021-10-13 00:05:24,193 INFO L764 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION [2021-10-13 00:05:24,240 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c55632fd-115d-4427-84d6-6248c1afe12c/bin/uautomizer-WNIpwEf4Nt/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Forceful destruction successful, exit code 0 [2021-10-13 00:05:24,406 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable14,3 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c55632fd-115d-4427-84d6-6248c1afe12c/bin/uautomizer-WNIpwEf4Nt/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-10-13 00:05:24,408 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2021-10-13 00:05:24,414 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-13 00:05:24,417 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-13 00:05:24,417 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-13 00:05:24,418 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-13 00:05:24,419 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-13 00:05:25,189 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-13 00:05:25,190 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-13 00:05:25,193 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-13 00:05:25,324 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-13 00:05:25,373 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-13 00:05:25,374 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-13 00:05:25,374 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-13 00:05:25,375 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-13 00:05:25,385 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-13 00:05:25,562 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-13 00:05:25,563 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-13 00:05:25,565 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-13 00:05:25,790 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-13 00:05:25,791 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-13 00:05:25,791 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-13 00:05:25,792 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-13 00:05:25,855 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-13 00:05:25,856 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-13 00:05:25,857 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-13 00:05:25,857 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-13 00:05:25,858 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-13 00:05:26,376 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-13 00:05:26,377 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-13 00:05:26,378 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-13 00:05:26,380 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-13 00:05:26,381 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-13 00:05:26,381 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-13 00:05:26,382 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-13 00:05:26,465 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-13 00:05:26,466 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-13 00:05:26,695 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-13 00:05:26,695 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-13 00:05:26,696 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-13 00:05:26,697 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-13 00:05:26,697 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-13 00:05:27,011 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-13 00:05:27,061 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-13 00:05:27,062 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-13 00:05:27,063 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-13 00:05:27,064 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-13 00:05:32,991 INFO L857 garLoopResultBuilder]: For program point ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION(line 961) no Hoare annotation was computed. [2021-10-13 00:05:32,992 INFO L857 garLoopResultBuilder]: For program point L961(line 961) no Hoare annotation was computed. [2021-10-13 00:05:32,992 INFO L857 garLoopResultBuilder]: For program point L961-1(line 961) no Hoare annotation was computed. [2021-10-13 00:05:32,992 INFO L857 garLoopResultBuilder]: For program point L961-2(line 961) no Hoare annotation was computed. [2021-10-13 00:05:32,992 INFO L857 garLoopResultBuilder]: For program point L335(lines 335 348) no Hoare annotation was computed. [2021-10-13 00:05:32,993 INFO L853 garLoopResultBuilder]: At program point L335-1(lines 1 964) the Hoare annotation is: (let ((.cse1 (= ~pumpRunning~0 0))) (let ((.cse19 (<= |ULTIMATE.start_getWaterLevel_#res| 1)) (.cse8 (= ULTIMATE.start___utac_acc__Specification3_spec__1_~tmp~5 0)) (.cse10 (= |ULTIMATE.start_isMethaneLevelCritical_#res| 0)) (.cse2 (<= ~waterLevel~0 1)) (.cse18 (= ULTIMATE.start_processEnvironment_~tmp~1 0)) (.cse20 (<= ULTIMATE.start___utac_acc__Specification3_spec__1_~tmp___0~3 1)) (.cse7 (= |ULTIMATE.start_isHighWaterLevel_#res| 1)) (.cse9 (not .cse1)) (.cse12 (<= 2 ~waterLevel~0)) (.cse4 (= ~methaneLevelCritical~0 1)) (.cse13 (<= ~waterLevel~0 2)) (.cse14 (= ULTIMATE.start_isHighWaterLevel_~tmp~2 0)) (.cse15 (= ULTIMATE.start_processEnvironment__wrappee__highWaterSensor_~tmp~0 1)) (.cse16 (= |ULTIMATE.start_isHighWaterSensorDry_#res| 0)) (.cse5 (= |ULTIMATE.start_isMethaneLevelCritical_#res| 1)) (.cse6 (= ULTIMATE.start___utac_acc__Specification3_spec__1_~tmp~5 1)) (.cse17 (= ULTIMATE.start_isHighWaterLevel_~tmp___0~0 1)) (.cse0 (= ULTIMATE.start_test_~splverifierCounter~0 0)) (.cse11 (= ~methaneLevelCritical~0 0)) (.cse3 (= 1 ~systemActive~0))) (or (and .cse0 .cse1 .cse2 .cse3 .cse4 .cse5 .cse6) (and .cse0 .cse7 .cse8 .cse9 .cse10 .cse11 .cse12 .cse3 .cse13 .cse14 .cse15 .cse16 .cse17) (and .cse0 .cse7 .cse9 .cse2 .cse3 .cse4 .cse14 .cse18 .cse5 .cse6 .cse17) (and .cse19 .cse0 .cse1 .cse8 .cse10 .cse11 .cse2 .cse3 .cse20) (and .cse19 .cse0 .cse7 .cse8 .cse9 .cse10 .cse11 .cse2 .cse3 .cse14 .cse18 .cse20 .cse17) (and .cse0 .cse7 .cse9 .cse12 .cse3 .cse4 .cse13 .cse14 .cse15 .cse16 .cse5 .cse6 .cse17) (and .cse0 .cse1 .cse11 .cse3 (= ~waterLevel~0 1))))) [2021-10-13 00:05:32,993 INFO L857 garLoopResultBuilder]: For program point L335-2(lines 335 348) no Hoare annotation was computed. [2021-10-13 00:05:32,993 INFO L853 garLoopResultBuilder]: At program point L335-3(lines 1 964) the Hoare annotation is: false [2021-10-13 00:05:32,994 INFO L857 garLoopResultBuilder]: For program point L335-4(lines 335 348) no Hoare annotation was computed. [2021-10-13 00:05:32,994 INFO L853 garLoopResultBuilder]: At program point L335-5(lines 1 964) the Hoare annotation is: false [2021-10-13 00:05:32,994 INFO L853 garLoopResultBuilder]: At program point L171(lines 166 174) the Hoare annotation is: (and (= ULTIMATE.start_test_~splverifierCounter~0 0) (= |ULTIMATE.start_isHighWaterLevel_#res| 1) (= ULTIMATE.start___utac_acc__Specification3_spec__1_~tmp~5 0) (not (= ~pumpRunning~0 0)) (= |ULTIMATE.start_isMethaneLevelCritical_#res| 0) (not (= |ULTIMATE.start_isPumpRunning_#res| 0)) (= ~methaneLevelCritical~0 0) (<= 2 ~waterLevel~0) (= 1 ~systemActive~0) (<= ~waterLevel~0 2) (= ULTIMATE.start_isHighWaterLevel_~tmp~2 0) (= ULTIMATE.start_processEnvironment__wrappee__highWaterSensor_~tmp~0 1) (= |ULTIMATE.start_isHighWaterSensorDry_#res| 0) (= ULTIMATE.start_isHighWaterLevel_~tmp___0~0 1)) [2021-10-13 00:05:32,994 INFO L853 garLoopResultBuilder]: At program point L171-1(lines 166 174) the Hoare annotation is: false [2021-10-13 00:05:32,994 INFO L853 garLoopResultBuilder]: At program point L171-2(lines 166 174) the Hoare annotation is: false [2021-10-13 00:05:32,995 INFO L857 garLoopResultBuilder]: For program point L437(lines 437 443) no Hoare annotation was computed. [2021-10-13 00:05:32,995 INFO L857 garLoopResultBuilder]: For program point L437-1(lines 437 443) no Hoare annotation was computed. [2021-10-13 00:05:32,995 INFO L857 garLoopResultBuilder]: For program point L437-2(lines 437 443) no Hoare annotation was computed. [2021-10-13 00:05:32,995 INFO L857 garLoopResultBuilder]: For program point L437-3(lines 437 443) no Hoare annotation was computed. [2021-10-13 00:05:32,995 INFO L857 garLoopResultBuilder]: For program point L437-4(lines 437 443) no Hoare annotation was computed. [2021-10-13 00:05:32,995 INFO L857 garLoopResultBuilder]: For program point L437-5(lines 437 443) no Hoare annotation was computed. [2021-10-13 00:05:32,996 INFO L857 garLoopResultBuilder]: For program point L239(lines 239 243) no Hoare annotation was computed. [2021-10-13 00:05:32,996 INFO L857 garLoopResultBuilder]: For program point L239-2(lines 239 243) no Hoare annotation was computed. [2021-10-13 00:05:32,996 INFO L857 garLoopResultBuilder]: For program point L239-3(lines 239 243) no Hoare annotation was computed. [2021-10-13 00:05:32,996 INFO L857 garLoopResultBuilder]: For program point L239-5(lines 239 243) no Hoare annotation was computed. [2021-10-13 00:05:32,996 INFO L857 garLoopResultBuilder]: For program point L239-6(lines 239 243) no Hoare annotation was computed. [2021-10-13 00:05:32,996 INFO L857 garLoopResultBuilder]: For program point L239-8(lines 239 243) no Hoare annotation was computed. [2021-10-13 00:05:32,996 INFO L857 garLoopResultBuilder]: For program point L372(lines 372 376) no Hoare annotation was computed. [2021-10-13 00:05:32,996 INFO L857 garLoopResultBuilder]: For program point L339(lines 339 345) no Hoare annotation was computed. [2021-10-13 00:05:32,996 INFO L857 garLoopResultBuilder]: For program point L273(lines 273 279) no Hoare annotation was computed. [2021-10-13 00:05:32,996 INFO L857 garLoopResultBuilder]: For program point L339-2(lines 339 345) no Hoare annotation was computed. [2021-10-13 00:05:32,997 INFO L853 garLoopResultBuilder]: At program point L273-1(lines 273 279) the Hoare annotation is: (let ((.cse19 (= ~waterLevel~0 1)) (.cse0 (= ULTIMATE.start_test_~splverifierCounter~0 0)) (.cse13 (<= 2 ~waterLevel~0)) (.cse2 (= 1 ~systemActive~0)) (.cse5 (= ULTIMATE.start_isHighWaterLevel_~tmp~2 0)) (.cse10 (= ~pumpRunning~0 0))) (let ((.cse14 (<= |ULTIMATE.start_getWaterLevel_#res| 1)) (.cse11 (<= ~waterLevel~0 1)) (.cse6 (= ULTIMATE.start_processEnvironment_~tmp~1 0)) (.cse17 (<= ULTIMATE.start___utac_acc__Specification3_spec__1_~tmp___0~3 1)) (.cse18 (let ((.cse20 (not .cse10))) (or (and .cse0 .cse20 .cse2 .cse5 .cse19) (and .cse0 .cse20 .cse13 .cse2 .cse5)))) (.cse1 (= |ULTIMATE.start_isHighWaterLevel_#res| 1)) (.cse15 (= ULTIMATE.start___utac_acc__Specification3_spec__1_~tmp~5 0)) (.cse16 (= |ULTIMATE.start_isMethaneLevelCritical_#res| 0)) (.cse9 (= ULTIMATE.start_isHighWaterLevel_~tmp___0~0 1)) (.cse12 (= ~methaneLevelCritical~0 0)) (.cse3 (= ~methaneLevelCritical~0 1)) (.cse4 (<= ~waterLevel~0 2)) (.cse7 (= |ULTIMATE.start_isMethaneLevelCritical_#res| 1)) (.cse8 (= ULTIMATE.start___utac_acc__Specification3_spec__1_~tmp~5 1))) (or (and .cse0 .cse1 .cse2 .cse3 .cse4 .cse5 .cse6 .cse7 .cse8 .cse9) (and .cse0 .cse10 .cse11 .cse2 .cse3 .cse7 .cse8) (and .cse0 .cse10 .cse12 .cse13 .cse2 .cse4) (and .cse14 .cse0 .cse10 .cse15 .cse16 .cse12 .cse2 .cse4 .cse17) (and .cse18 .cse1 .cse3 .cse4 .cse7 .cse8 .cse9) (and .cse14 .cse0 .cse1 .cse15 .cse16 .cse12 .cse11 .cse2 .cse5 .cse6 .cse17 .cse9) (and .cse18 .cse1 .cse15 .cse16 .cse12 .cse4 .cse9) (and .cse0 .cse10 .cse12 .cse2 .cse19) (and .cse0 .cse10 .cse13 .cse2 .cse3 .cse4 .cse7 .cse8)))) [2021-10-13 00:05:32,997 INFO L857 garLoopResultBuilder]: For program point L339-4(lines 339 345) no Hoare annotation was computed. [2021-10-13 00:05:32,997 INFO L857 garLoopResultBuilder]: For program point ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION(line 961) no Hoare annotation was computed. [2021-10-13 00:05:32,998 INFO L853 garLoopResultBuilder]: At program point L309(lines 262 310) the Hoare annotation is: false [2021-10-13 00:05:32,998 INFO L853 garLoopResultBuilder]: At program point L442(lines 433 446) the Hoare annotation is: false [2021-10-13 00:05:32,998 INFO L853 garLoopResultBuilder]: At program point L442-1(lines 433 446) the Hoare annotation is: (let ((.cse4 (= ~methaneLevelCritical~0 1)) (.cse7 (<= ~waterLevel~0 1)) (.cse8 (= |ULTIMATE.start_isHighWaterSensorDry_#res| 1)) (.cse0 (= ULTIMATE.start_test_~splverifierCounter~0 0)) (.cse1 (= ~pumpRunning~0 0)) (.cse9 (= ~methaneLevelCritical~0 0)) (.cse2 (<= 2 ~waterLevel~0)) (.cse3 (= 1 ~systemActive~0)) (.cse5 (<= ~waterLevel~0 2)) (.cse6 (= |ULTIMATE.start_isHighWaterSensorDry_#res| 0))) (or (and .cse0 .cse1 .cse2 .cse3 .cse4 .cse5 .cse6) (and .cse0 .cse1 .cse7 .cse8 .cse3 .cse4) (and .cse0 .cse1 .cse9 .cse7 .cse8 .cse3) (and .cse0 .cse1 .cse9 .cse2 .cse3 .cse5 .cse6))) [2021-10-13 00:05:32,998 INFO L853 garLoopResultBuilder]: At program point L442-2(lines 433 446) the Hoare annotation is: false [2021-10-13 00:05:32,998 INFO L853 garLoopResultBuilder]: At program point L442-3(lines 433 446) the Hoare annotation is: false [2021-10-13 00:05:32,999 INFO L853 garLoopResultBuilder]: At program point L442-4(lines 433 446) the Hoare annotation is: false [2021-10-13 00:05:32,999 INFO L853 garLoopResultBuilder]: At program point L442-5(lines 433 446) the Hoare annotation is: false [2021-10-13 00:05:33,004 INFO L853 garLoopResultBuilder]: At program point L872-2(lines 872 886) the Hoare annotation is: false [2021-10-13 00:05:33,005 INFO L853 garLoopResultBuilder]: At program point L245(lines 230 248) the Hoare annotation is: (let ((.cse0 (= ULTIMATE.start_test_~splverifierCounter~0 0)) (.cse1 (= |ULTIMATE.start_isHighWaterLevel_#res| 1)) (.cse2 (not (= ~pumpRunning~0 0))) (.cse3 (<= ~waterLevel~0 1)) (.cse4 (= 1 ~systemActive~0)) (.cse5 (= ULTIMATE.start_isHighWaterLevel_~tmp~2 0)) (.cse6 (= ULTIMATE.start_isHighWaterLevel_~tmp___0~0 1))) (or (and .cse0 .cse1 .cse2 (= ~methaneLevelCritical~0 0) .cse3 .cse4 .cse5 .cse6) (and .cse0 .cse1 .cse2 .cse3 .cse4 (= ~methaneLevelCritical~0 1) .cse5 .cse6))) [2021-10-13 00:05:33,005 INFO L853 garLoopResultBuilder]: At program point L245-1(lines 230 248) the Hoare annotation is: false [2021-10-13 00:05:33,005 INFO L853 garLoopResultBuilder]: At program point L245-2(lines 230 248) the Hoare annotation is: false [2021-10-13 00:05:33,008 INFO L857 garLoopResultBuilder]: For program point L873(line 873) no Hoare annotation was computed. [2021-10-13 00:05:33,008 INFO L857 garLoopResultBuilder]: For program point L876(lines 876 880) no Hoare annotation was computed. [2021-10-13 00:05:33,009 INFO L857 garLoopResultBuilder]: For program point L876-1(lines 60 66) no Hoare annotation was computed. [2021-10-13 00:05:33,009 INFO L857 garLoopResultBuilder]: For program point L943(lines 943 950) no Hoare annotation was computed. [2021-10-13 00:05:33,009 INFO L860 garLoopResultBuilder]: At program point L943-1(lines 943 950) the Hoare annotation is: true [2021-10-13 00:05:33,009 INFO L857 garLoopResultBuilder]: For program point L283(lines 283 289) no Hoare annotation was computed. [2021-10-13 00:05:33,010 INFO L853 garLoopResultBuilder]: At program point L283-1(lines 283 289) the Hoare annotation is: (let ((.cse0 (= ULTIMATE.start_test_~splverifierCounter~0 0)) (.cse2 (= 1 ~systemActive~0)) (.cse9 (= ULTIMATE.start_isHighWaterLevel_~tmp~2 0)) (.cse1 (= ~pumpRunning~0 0))) (let ((.cse7 (= ~methaneLevelCritical~0 0)) (.cse10 (= ULTIMATE.start_processEnvironment_~tmp~1 0)) (.cse5 (let ((.cse11 (not .cse1))) (or (and .cse0 .cse11 .cse2 .cse9 (= ~waterLevel~0 1)) (and .cse0 .cse11 (<= 2 ~waterLevel~0) .cse2 .cse9)))) (.cse6 (= |ULTIMATE.start_isHighWaterLevel_#res| 1)) (.cse3 (= ~methaneLevelCritical~0 1)) (.cse4 (<= ~waterLevel~0 2)) (.cse8 (= ULTIMATE.start_isHighWaterLevel_~tmp___0~0 1))) (or (and .cse0 .cse1 .cse2 .cse3 .cse4) (and .cse5 .cse6 .cse7 .cse4 .cse8) (and .cse0 .cse6 .cse7 (<= ~waterLevel~0 1) .cse2 .cse9 .cse10 .cse8) (and .cse0 .cse1 .cse7 .cse2 .cse4) (and .cse0 .cse6 .cse2 .cse3 .cse4 .cse9 .cse10 .cse8) (and .cse5 .cse6 .cse3 .cse4 .cse8)))) [2021-10-13 00:05:33,011 INFO L857 garLoopResultBuilder]: For program point L118(lines 118 135) no Hoare annotation was computed. [2021-10-13 00:05:33,011 INFO L857 garLoopResultBuilder]: For program point L118-1(lines 118 135) no Hoare annotation was computed. [2021-10-13 00:05:33,011 INFO L857 garLoopResultBuilder]: For program point L118-2(lines 118 135) no Hoare annotation was computed. [2021-10-13 00:05:33,012 INFO L853 garLoopResultBuilder]: At program point L482(lines 1 964) the Hoare annotation is: (and (= ~pumpRunning~0 0) (= ~methaneLevelCritical~0 0) (= 1 ~systemActive~0) (= ~waterLevel~0 1)) [2021-10-13 00:05:33,012 INFO L857 garLoopResultBuilder]: For program point ULTIMATE.startENTRY(line -1) no Hoare annotation was computed. [2021-10-13 00:05:33,013 INFO L857 garLoopResultBuilder]: For program point L384(lines 384 388) no Hoare annotation was computed. [2021-10-13 00:05:33,013 INFO L857 garLoopResultBuilder]: For program point L220(lines 220 224) no Hoare annotation was computed. [2021-10-13 00:05:33,013 INFO L857 garLoopResultBuilder]: For program point L220-2(lines 220 224) no Hoare annotation was computed. [2021-10-13 00:05:33,013 INFO L857 garLoopResultBuilder]: For program point L220-3(lines 220 224) no Hoare annotation was computed. [2021-10-13 00:05:33,013 INFO L857 garLoopResultBuilder]: For program point L220-5(lines 220 224) no Hoare annotation was computed. [2021-10-13 00:05:33,014 INFO L857 garLoopResultBuilder]: For program point L220-6(lines 220 224) no Hoare annotation was computed. [2021-10-13 00:05:33,014 INFO L857 garLoopResultBuilder]: For program point L220-8(lines 220 224) no Hoare annotation was computed. [2021-10-13 00:05:33,014 INFO L857 garLoopResultBuilder]: For program point L220-9(lines 220 224) no Hoare annotation was computed. [2021-10-13 00:05:33,014 INFO L857 garLoopResultBuilder]: For program point L220-11(lines 220 224) no Hoare annotation was computed. [2021-10-13 00:05:33,014 INFO L857 garLoopResultBuilder]: For program point L220-12(lines 220 224) no Hoare annotation was computed. [2021-10-13 00:05:33,014 INFO L857 garLoopResultBuilder]: For program point L220-14(lines 220 224) no Hoare annotation was computed. [2021-10-13 00:05:33,015 INFO L857 garLoopResultBuilder]: For program point L220-15(lines 220 224) no Hoare annotation was computed. [2021-10-13 00:05:33,015 INFO L857 garLoopResultBuilder]: For program point L220-17(lines 220 224) no Hoare annotation was computed. [2021-10-13 00:05:33,015 INFO L853 garLoopResultBuilder]: At program point L452(lines 447 455) the Hoare annotation is: (let ((.cse0 (= ULTIMATE.start_test_~splverifierCounter~0 0)) (.cse1 (= |ULTIMATE.start_isHighWaterLevel_#res| 1)) (.cse2 (not (= ~pumpRunning~0 0))) (.cse3 (<= ~waterLevel~0 1)) (.cse4 (= 1 ~systemActive~0)) (.cse5 (= ULTIMATE.start_isHighWaterLevel_~tmp~2 0)) (.cse6 (= ULTIMATE.start_isHighWaterLevel_~tmp___0~0 1))) (or (and .cse0 .cse1 .cse2 (= ~methaneLevelCritical~0 0) .cse3 .cse4 .cse5 .cse6) (and .cse0 .cse1 .cse2 .cse3 .cse4 (= ~methaneLevelCritical~0 1) .cse5 .cse6))) [2021-10-13 00:05:33,015 INFO L853 garLoopResultBuilder]: At program point L452-1(lines 447 455) the Hoare annotation is: false [2021-10-13 00:05:33,015 INFO L853 garLoopResultBuilder]: At program point L452-2(lines 447 455) the Hoare annotation is: false [2021-10-13 00:05:33,016 INFO L857 garLoopResultBuilder]: For program point L122(lines 122 130) no Hoare annotation was computed. [2021-10-13 00:05:33,016 INFO L857 garLoopResultBuilder]: For program point L122-1(lines 122 130) no Hoare annotation was computed. [2021-10-13 00:05:33,016 INFO L857 garLoopResultBuilder]: For program point L122-2(lines 122 130) no Hoare annotation was computed. [2021-10-13 00:05:33,016 INFO L857 garLoopResultBuilder]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2021-10-13 00:05:33,016 INFO L857 garLoopResultBuilder]: For program point L92(lines 92 109) no Hoare annotation was computed. [2021-10-13 00:05:33,016 INFO L857 garLoopResultBuilder]: For program point L92-1(lines 92 109) no Hoare annotation was computed. [2021-10-13 00:05:33,017 INFO L857 garLoopResultBuilder]: For program point L92-2(lines 92 109) no Hoare annotation was computed. [2021-10-13 00:05:33,017 INFO L857 garLoopResultBuilder]: For program point L92-3(lines 92 109) no Hoare annotation was computed. [2021-10-13 00:05:33,017 INFO L857 garLoopResultBuilder]: For program point L92-4(lines 92 109) no Hoare annotation was computed. [2021-10-13 00:05:33,018 INFO L857 garLoopResultBuilder]: For program point L92-5(lines 92 109) no Hoare annotation was computed. [2021-10-13 00:05:33,018 INFO L853 garLoopResultBuilder]: At program point L60(lines 59 78) the Hoare annotation is: (let ((.cse5 (= |ULTIMATE.start_isHighWaterLevel_#res| 1)) (.cse7 (<= ~waterLevel~0 1)) (.cse3 (= ~methaneLevelCritical~0 1)) (.cse8 (= ULTIMATE.start_isHighWaterLevel_~tmp~2 0)) (.cse9 (= ULTIMATE.start_isHighWaterLevel_~tmp___0~0 1)) (.cse0 (= ULTIMATE.start_test_~splverifierCounter~0 0)) (.cse1 (= ~pumpRunning~0 0)) (.cse6 (= ~methaneLevelCritical~0 0)) (.cse2 (= 1 ~systemActive~0)) (.cse4 (<= ~waterLevel~0 2))) (or (and .cse0 .cse1 .cse2 .cse3 .cse4) (and .cse0 .cse5 .cse6 .cse7 .cse2 .cse8 .cse9) (and .cse0 .cse5 .cse7 .cse2 .cse3 .cse8 .cse9) (and .cse0 .cse1 .cse6 .cse2 .cse4))) [2021-10-13 00:05:33,018 INFO L857 garLoopResultBuilder]: For program point L60-1(lines 60 66) no Hoare annotation was computed. [2021-10-13 00:05:33,019 INFO L853 garLoopResultBuilder]: At program point L60-2(lines 59 78) the Hoare annotation is: false [2021-10-13 00:05:33,019 INFO L853 garLoopResultBuilder]: At program point L60-3(lines 59 78) the Hoare annotation is: false [2021-10-13 00:05:33,019 INFO L860 garLoopResultBuilder]: At program point L952(lines 933 955) the Hoare annotation is: true [2021-10-13 00:05:33,019 INFO L853 garLoopResultBuilder]: At program point L490(lines 485 493) the Hoare annotation is: (and (= ~pumpRunning~0 0) (= ~methaneLevelCritical~0 0) (= 1 ~systemActive~0) (= ~waterLevel~0 1)) [2021-10-13 00:05:33,019 INFO L853 garLoopResultBuilder]: At program point L226(lines 211 229) the Hoare annotation is: false [2021-10-13 00:05:33,020 INFO L853 garLoopResultBuilder]: At program point L226-1(lines 211 229) the Hoare annotation is: (let ((.cse2 (= |ULTIMATE.start_isHighWaterLevel_#res| 1)) (.cse4 (<= 2 ~waterLevel~0)) (.cse6 (<= ~waterLevel~0 2)) (.cse7 (= ULTIMATE.start_isHighWaterLevel_~tmp~2 0)) (.cse8 (= |ULTIMATE.start_isHighWaterSensorDry_#res| 0)) (.cse9 (= ULTIMATE.start_isHighWaterLevel_~tmp___0~0 1)) (.cse10 (= ~methaneLevelCritical~0 1)) (.cse0 (= ULTIMATE.start_test_~splverifierCounter~0 0)) (.cse1 (= ~pumpRunning~0 0)) (.cse11 (= ULTIMATE.start_isHighWaterLevel_~tmp___0~0 0)) (.cse3 (= ~methaneLevelCritical~0 0)) (.cse12 (<= ~waterLevel~0 1)) (.cse13 (= |ULTIMATE.start_isHighWaterLevel_#res| 0)) (.cse14 (= |ULTIMATE.start_isHighWaterSensorDry_#res| 1)) (.cse5 (= 1 ~systemActive~0)) (.cse15 (= ULTIMATE.start_isHighWaterLevel_~tmp~2 1))) (or (and .cse0 .cse1 .cse2 .cse3 .cse4 .cse5 .cse6 .cse7 .cse8 .cse9) (and .cse0 .cse1 .cse2 .cse4 .cse5 .cse10 .cse6 .cse7 .cse8 .cse9) (and .cse0 .cse1 .cse11 .cse12 .cse13 .cse14 .cse5 .cse10 .cse15) (and .cse0 .cse1 .cse11 .cse3 .cse12 .cse13 .cse14 .cse5 .cse15))) [2021-10-13 00:05:33,020 INFO L853 garLoopResultBuilder]: At program point L226-2(lines 211 229) the Hoare annotation is: false [2021-10-13 00:05:33,020 INFO L853 garLoopResultBuilder]: At program point L226-3(lines 211 229) the Hoare annotation is: false [2021-10-13 00:05:33,020 INFO L853 garLoopResultBuilder]: At program point L226-4(lines 211 229) the Hoare annotation is: false [2021-10-13 00:05:33,020 INFO L853 garLoopResultBuilder]: At program point L226-5(lines 211 229) the Hoare annotation is: false [2021-10-13 00:05:33,021 INFO L857 garLoopResultBuilder]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2021-10-13 00:05:33,021 INFO L853 garLoopResultBuilder]: At program point L920(lines 916 922) the Hoare annotation is: (and (= ~pumpRunning~0 0) (= ~methaneLevelCritical~0 0) (= 1 ~systemActive~0) (= ~waterLevel~0 1)) [2021-10-13 00:05:33,021 INFO L857 garLoopResultBuilder]: For program point L293(lines 293 304) no Hoare annotation was computed. [2021-10-13 00:05:33,021 INFO L857 garLoopResultBuilder]: For program point L360(lines 360 364) no Hoare annotation was computed. [2021-10-13 00:05:33,021 INFO L857 garLoopResultBuilder]: For program point L360-3(lines 360 364) no Hoare annotation was computed. [2021-10-13 00:05:33,021 INFO L857 garLoopResultBuilder]: For program point L360-6(lines 360 364) no Hoare annotation was computed. [2021-10-13 00:05:33,022 INFO L857 garLoopResultBuilder]: For program point L96(lines 96 104) no Hoare annotation was computed. [2021-10-13 00:05:33,022 INFO L857 garLoopResultBuilder]: For program point L96-1(lines 96 104) no Hoare annotation was computed. [2021-10-13 00:05:33,022 INFO L857 garLoopResultBuilder]: For program point L96-2(lines 96 104) no Hoare annotation was computed. [2021-10-13 00:05:33,022 INFO L857 garLoopResultBuilder]: For program point L96-3(lines 96 104) no Hoare annotation was computed. [2021-10-13 00:05:33,022 INFO L857 garLoopResultBuilder]: For program point L96-4(lines 96 104) no Hoare annotation was computed. [2021-10-13 00:05:33,022 INFO L857 garLoopResultBuilder]: For program point L96-5(lines 96 104) no Hoare annotation was computed. [2021-10-13 00:05:33,023 INFO L857 garLoopResultBuilder]: For program point L329(lines 329 349) no Hoare annotation was computed. [2021-10-13 00:05:33,023 INFO L857 garLoopResultBuilder]: For program point L329-2(lines 329 349) no Hoare annotation was computed. [2021-10-13 00:05:33,023 INFO L857 garLoopResultBuilder]: For program point L329-4(lines 329 349) no Hoare annotation was computed. [2021-10-13 00:05:33,023 INFO L857 garLoopResultBuilder]: For program point L-1(line -1) no Hoare annotation was computed. [2021-10-13 00:05:33,023 INFO L857 garLoopResultBuilder]: For program point ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION(line 961) no Hoare annotation was computed. [2021-10-13 00:05:33,024 INFO L853 garLoopResultBuilder]: At program point L429(lines 424 432) the Hoare annotation is: (let ((.cse1 (= |ULTIMATE.start_isHighWaterLevel_#res| 1)) (.cse7 (= ULTIMATE.start_isHighWaterLevel_~tmp~2 0)) (.cse8 (= ULTIMATE.start_isHighWaterLevel_~tmp___0~0 1)) (.cse9 (<= |ULTIMATE.start_getWaterLevel_#res| 1)) (.cse0 (= ULTIMATE.start_test_~splverifierCounter~0 0)) (.cse3 (= ~pumpRunning~0 0)) (.cse2 (= ULTIMATE.start___utac_acc__Specification3_spec__1_~tmp~5 0)) (.cse4 (= |ULTIMATE.start_isMethaneLevelCritical_#res| 0)) (.cse5 (= ~methaneLevelCritical~0 0)) (.cse10 (<= ~waterLevel~0 1)) (.cse6 (= 1 ~systemActive~0))) (or (and .cse0 .cse1 .cse2 (not .cse3) .cse4 .cse5 (<= 2 ~waterLevel~0) .cse6 (<= ~waterLevel~0 2) .cse7 (= ULTIMATE.start_processEnvironment__wrappee__highWaterSensor_~tmp~0 1) (= |ULTIMATE.start_isHighWaterSensorDry_#res| 0) .cse8) (and .cse9 .cse0 .cse1 .cse2 .cse4 .cse5 .cse10 .cse6 .cse7 (= ULTIMATE.start_processEnvironment_~tmp~1 0) .cse8) (and .cse9 .cse0 .cse3 .cse2 .cse4 .cse5 .cse10 .cse6))) [2021-10-13 00:05:33,024 INFO L853 garLoopResultBuilder]: At program point L429-1(lines 424 432) the Hoare annotation is: false [2021-10-13 00:05:33,024 INFO L853 garLoopResultBuilder]: At program point L429-2(lines 424 432) the Hoare annotation is: false [2021-10-13 00:05:33,024 INFO L857 garLoopResultBuilder]: For program point L264(lines 263 308) no Hoare annotation was computed. [2021-10-13 00:05:33,025 INFO L853 garLoopResultBuilder]: At program point L397(lines 392 400) the Hoare annotation is: (let ((.cse1 (= ~pumpRunning~0 0))) (let ((.cse10 (= ULTIMATE.start_processEnvironment_~tmp~1 0)) (.cse6 (= |ULTIMATE.start_isHighWaterLevel_#res| 1)) (.cse7 (not .cse1)) (.cse2 (= |ULTIMATE.start_isMethaneLevelCritical_#res| 0)) (.cse3 (= ~methaneLevelCritical~0 0)) (.cse13 (<= 2 ~waterLevel~0)) (.cse14 (<= ~waterLevel~0 2)) (.cse9 (= ULTIMATE.start_isHighWaterLevel_~tmp~2 0)) (.cse15 (= ULTIMATE.start_processEnvironment__wrappee__highWaterSensor_~tmp~0 1)) (.cse16 (= |ULTIMATE.start_isHighWaterSensorDry_#res| 0)) (.cse12 (= ULTIMATE.start_isHighWaterLevel_~tmp___0~0 1)) (.cse0 (= ULTIMATE.start_test_~splverifierCounter~0 0)) (.cse4 (<= ~waterLevel~0 1)) (.cse5 (= 1 ~systemActive~0)) (.cse8 (= ~methaneLevelCritical~0 1)) (.cse11 (= |ULTIMATE.start_isMethaneLevelCritical_#res| 1))) (or (and .cse0 .cse1 .cse2 .cse3 .cse4 .cse5) (and .cse0 .cse6 .cse7 .cse4 .cse5 .cse8 .cse9 .cse10 .cse11 .cse12) (and .cse0 .cse6 .cse7 .cse13 .cse5 .cse8 .cse14 .cse9 .cse15 .cse16 .cse11 .cse12) (and .cse0 .cse6 .cse7 .cse2 .cse3 .cse4 .cse5 .cse9 .cse10 .cse12) (and .cse0 .cse6 .cse7 .cse2 .cse3 .cse13 .cse5 .cse14 .cse9 .cse15 .cse16 .cse12) (and .cse0 .cse1 .cse4 .cse5 .cse8 .cse11)))) [2021-10-13 00:05:33,025 INFO L853 garLoopResultBuilder]: At program point L397-1(lines 392 400) the Hoare annotation is: false [2021-10-13 00:05:33,025 INFO L853 garLoopResultBuilder]: At program point L397-2(lines 392 400) the Hoare annotation is: false [2021-10-13 00:05:33,025 INFO L857 garLoopResultBuilder]: For program point L265(lines 265 269) no Hoare annotation was computed. [2021-10-13 00:05:33,026 INFO L853 garLoopResultBuilder]: At program point L67(lines 67 73) the Hoare annotation is: (let ((.cse12 (= ~pumpRunning~0 0))) (let ((.cse4 (<= 2 ~waterLevel~0)) (.cse6 (<= ~waterLevel~0 2)) (.cse8 (= ULTIMATE.start_processEnvironment__wrappee__highWaterSensor_~tmp~0 1)) (.cse9 (= |ULTIMATE.start_isHighWaterSensorDry_#res| 0)) (.cse11 (= ~methaneLevelCritical~0 1)) (.cse0 (= ULTIMATE.start_test_~splverifierCounter~0 0)) (.cse1 (= |ULTIMATE.start_isHighWaterLevel_#res| 1)) (.cse2 (not .cse12)) (.cse3 (= ~methaneLevelCritical~0 0)) (.cse13 (<= ~waterLevel~0 1)) (.cse5 (= 1 ~systemActive~0)) (.cse7 (= ULTIMATE.start_isHighWaterLevel_~tmp~2 0)) (.cse14 (= ULTIMATE.start_processEnvironment_~tmp~1 0)) (.cse10 (= ULTIMATE.start_isHighWaterLevel_~tmp___0~0 1))) (or (and .cse0 .cse1 .cse2 .cse3 .cse4 .cse5 .cse6 .cse7 .cse8 .cse9 .cse10) (and .cse0 .cse1 .cse2 .cse4 .cse5 .cse11 .cse6 .cse7 .cse8 .cse9 .cse10) (and .cse0 .cse12 .cse3 .cse13 .cse5) (and .cse0 .cse1 .cse2 .cse13 .cse5 .cse11 .cse7 .cse14 .cse10) (and .cse0 .cse12 .cse13 .cse5 .cse11) (and .cse0 .cse1 .cse2 .cse3 .cse13 .cse5 .cse7 .cse14 .cse10)))) [2021-10-13 00:05:33,026 INFO L853 garLoopResultBuilder]: At program point L67-1(lines 67 73) the Hoare annotation is: false [2021-10-13 00:05:33,026 INFO L853 garLoopResultBuilder]: At program point L67-2(lines 67 73) the Hoare annotation is: false [2021-10-13 00:05:33,026 INFO L857 garLoopResultBuilder]: For program point L299(lines 299 303) no Hoare annotation was computed. [2021-10-13 00:05:33,029 INFO L857 garLoopResultBuilder]: For program point L299-2(lines 60 66) no Hoare annotation was computed. [2021-10-13 00:05:33,043 INFO L179 ceAbstractionStarter]: Computing trace abstraction results [2021-10-13 00:05:33,103 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 13.10 12:05:33 BoogieIcfgContainer [2021-10-13 00:05:33,103 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2021-10-13 00:05:33,113 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2021-10-13 00:05:33,113 INFO L271 PluginConnector]: Initializing Witness Printer... [2021-10-13 00:05:33,113 INFO L275 PluginConnector]: Witness Printer initialized [2021-10-13 00:05:33,114 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.10 12:05:18" (3/4) ... [2021-10-13 00:05:33,118 INFO L137 WitnessPrinter]: Generating witness for correct program [2021-10-13 00:05:33,150 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 41 nodes and edges [2021-10-13 00:05:33,152 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 21 nodes and edges [2021-10-13 00:05:33,154 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 10 nodes and edges [2021-10-13 00:05:33,155 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 5 nodes and edges [2021-10-13 00:05:33,157 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 2 nodes and edges [2021-10-13 00:05:33,158 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2021-10-13 00:05:33,160 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2021-10-13 00:05:33,188 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((((((((((splverifierCounter == 0 && pumpRunning == 0) && waterLevel <= 1) && 1 == systemActive) && methaneLevelCritical == 1) && \result == 1) && tmp == 1) || ((((((((((((splverifierCounter == 0 && \result == 1) && tmp == 0) && !(pumpRunning == 0)) && \result == 0) && methaneLevelCritical == 0) && 2 <= waterLevel) && 1 == systemActive) && waterLevel <= 2) && tmp == 0) && tmp == 1) && \result == 0) && tmp___0 == 1)) || ((((((((((splverifierCounter == 0 && \result == 1) && !(pumpRunning == 0)) && waterLevel <= 1) && 1 == systemActive) && methaneLevelCritical == 1) && tmp == 0) && tmp == 0) && \result == 1) && tmp == 1) && tmp___0 == 1)) || ((((((((\result <= 1 && splverifierCounter == 0) && pumpRunning == 0) && tmp == 0) && \result == 0) && methaneLevelCritical == 0) && waterLevel <= 1) && 1 == systemActive) && tmp___0 <= 1)) || ((((((((((((\result <= 1 && splverifierCounter == 0) && \result == 1) && tmp == 0) && !(pumpRunning == 0)) && \result == 0) && methaneLevelCritical == 0) && waterLevel <= 1) && 1 == systemActive) && tmp == 0) && tmp == 0) && tmp___0 <= 1) && tmp___0 == 1)) || ((((((((((((splverifierCounter == 0 && \result == 1) && !(pumpRunning == 0)) && 2 <= waterLevel) && 1 == systemActive) && methaneLevelCritical == 1) && waterLevel <= 2) && tmp == 0) && tmp == 1) && \result == 0) && \result == 1) && tmp == 1) && tmp___0 == 1)) || ((((splverifierCounter == 0 && pumpRunning == 0) && methaneLevelCritical == 0) && 1 == systemActive) && waterLevel == 1) [2021-10-13 00:05:33,188 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((((((((((((((splverifierCounter == 0 && \result == 1) && 1 == systemActive) && methaneLevelCritical == 1) && waterLevel <= 2) && tmp == 0) && tmp == 0) && \result == 1) && tmp == 1) && tmp___0 == 1) || ((((((splverifierCounter == 0 && pumpRunning == 0) && waterLevel <= 1) && 1 == systemActive) && methaneLevelCritical == 1) && \result == 1) && tmp == 1)) || (((((splverifierCounter == 0 && pumpRunning == 0) && methaneLevelCritical == 0) && 2 <= waterLevel) && 1 == systemActive) && waterLevel <= 2)) || ((((((((\result <= 1 && splverifierCounter == 0) && pumpRunning == 0) && tmp == 0) && \result == 0) && methaneLevelCritical == 0) && 1 == systemActive) && waterLevel <= 2) && tmp___0 <= 1)) || (((((((((((splverifierCounter == 0 && !(pumpRunning == 0)) && 1 == systemActive) && tmp == 0) && waterLevel == 1) || ((((splverifierCounter == 0 && !(pumpRunning == 0)) && 2 <= waterLevel) && 1 == systemActive) && tmp == 0)) && \result == 1) && methaneLevelCritical == 1) && waterLevel <= 2) && \result == 1) && tmp == 1) && tmp___0 == 1)) || (((((((((((\result <= 1 && splverifierCounter == 0) && \result == 1) && tmp == 0) && \result == 0) && methaneLevelCritical == 0) && waterLevel <= 1) && 1 == systemActive) && tmp == 0) && tmp == 0) && tmp___0 <= 1) && tmp___0 == 1)) || (((((((((((splverifierCounter == 0 && !(pumpRunning == 0)) && 1 == systemActive) && tmp == 0) && waterLevel == 1) || ((((splverifierCounter == 0 && !(pumpRunning == 0)) && 2 <= waterLevel) && 1 == systemActive) && tmp == 0)) && \result == 1) && tmp == 0) && \result == 0) && methaneLevelCritical == 0) && waterLevel <= 2) && tmp___0 == 1)) || ((((splverifierCounter == 0 && pumpRunning == 0) && methaneLevelCritical == 0) && 1 == systemActive) && waterLevel == 1)) || (((((((splverifierCounter == 0 && pumpRunning == 0) && 2 <= waterLevel) && 1 == systemActive) && methaneLevelCritical == 1) && waterLevel <= 2) && \result == 1) && tmp == 1) [2021-10-13 00:05:33,189 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((((((splverifierCounter == 0 && pumpRunning == 0) && 1 == systemActive) && methaneLevelCritical == 1) && waterLevel <= 2) || (((((((((splverifierCounter == 0 && !(pumpRunning == 0)) && 1 == systemActive) && tmp == 0) && waterLevel == 1) || ((((splverifierCounter == 0 && !(pumpRunning == 0)) && 2 <= waterLevel) && 1 == systemActive) && tmp == 0)) && \result == 1) && methaneLevelCritical == 0) && waterLevel <= 2) && tmp___0 == 1)) || (((((((splverifierCounter == 0 && \result == 1) && methaneLevelCritical == 0) && waterLevel <= 1) && 1 == systemActive) && tmp == 0) && tmp == 0) && tmp___0 == 1)) || ((((splverifierCounter == 0 && pumpRunning == 0) && methaneLevelCritical == 0) && 1 == systemActive) && waterLevel <= 2)) || (((((((splverifierCounter == 0 && \result == 1) && 1 == systemActive) && methaneLevelCritical == 1) && waterLevel <= 2) && tmp == 0) && tmp == 0) && tmp___0 == 1)) || (((((((((splverifierCounter == 0 && !(pumpRunning == 0)) && 1 == systemActive) && tmp == 0) && waterLevel == 1) || ((((splverifierCounter == 0 && !(pumpRunning == 0)) && 2 <= waterLevel) && 1 == systemActive) && tmp == 0)) && \result == 1) && methaneLevelCritical == 1) && waterLevel <= 2) && tmp___0 == 1) [2021-10-13 00:05:33,190 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((((splverifierCounter == 0 && pumpRunning == 0) && 1 == systemActive) && methaneLevelCritical == 1) && waterLevel <= 2) || ((((((splverifierCounter == 0 && \result == 1) && methaneLevelCritical == 0) && waterLevel <= 1) && 1 == systemActive) && tmp == 0) && tmp___0 == 1)) || ((((((splverifierCounter == 0 && \result == 1) && waterLevel <= 1) && 1 == systemActive) && methaneLevelCritical == 1) && tmp == 0) && tmp___0 == 1)) || ((((splverifierCounter == 0 && pumpRunning == 0) && methaneLevelCritical == 0) && 1 == systemActive) && waterLevel <= 2) [2021-10-13 00:05:33,190 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((((((((((((splverifierCounter == 0 && \result == 1) && !(pumpRunning == 0)) && methaneLevelCritical == 0) && 2 <= waterLevel) && 1 == systemActive) && waterLevel <= 2) && tmp == 0) && tmp == 1) && \result == 0) && tmp___0 == 1) || ((((((((((splverifierCounter == 0 && \result == 1) && !(pumpRunning == 0)) && 2 <= waterLevel) && 1 == systemActive) && methaneLevelCritical == 1) && waterLevel <= 2) && tmp == 0) && tmp == 1) && \result == 0) && tmp___0 == 1)) || ((((splverifierCounter == 0 && pumpRunning == 0) && methaneLevelCritical == 0) && waterLevel <= 1) && 1 == systemActive)) || ((((((((splverifierCounter == 0 && \result == 1) && !(pumpRunning == 0)) && waterLevel <= 1) && 1 == systemActive) && methaneLevelCritical == 1) && tmp == 0) && tmp == 0) && tmp___0 == 1)) || ((((splverifierCounter == 0 && pumpRunning == 0) && waterLevel <= 1) && 1 == systemActive) && methaneLevelCritical == 1)) || ((((((((splverifierCounter == 0 && \result == 1) && !(pumpRunning == 0)) && methaneLevelCritical == 0) && waterLevel <= 1) && 1 == systemActive) && tmp == 0) && tmp == 0) && tmp___0 == 1) [2021-10-13 00:05:33,192 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((((((((splverifierCounter == 0 && pumpRunning == 0) && \result == 0) && methaneLevelCritical == 0) && waterLevel <= 1) && 1 == systemActive) || (((((((((splverifierCounter == 0 && \result == 1) && !(pumpRunning == 0)) && waterLevel <= 1) && 1 == systemActive) && methaneLevelCritical == 1) && tmp == 0) && tmp == 0) && \result == 1) && tmp___0 == 1)) || (((((((((((splverifierCounter == 0 && \result == 1) && !(pumpRunning == 0)) && 2 <= waterLevel) && 1 == systemActive) && methaneLevelCritical == 1) && waterLevel <= 2) && tmp == 0) && tmp == 1) && \result == 0) && \result == 1) && tmp___0 == 1)) || (((((((((splverifierCounter == 0 && \result == 1) && !(pumpRunning == 0)) && \result == 0) && methaneLevelCritical == 0) && waterLevel <= 1) && 1 == systemActive) && tmp == 0) && tmp == 0) && tmp___0 == 1)) || (((((((((((splverifierCounter == 0 && \result == 1) && !(pumpRunning == 0)) && \result == 0) && methaneLevelCritical == 0) && 2 <= waterLevel) && 1 == systemActive) && waterLevel <= 2) && tmp == 0) && tmp == 1) && \result == 0) && tmp___0 == 1)) || (((((splverifierCounter == 0 && pumpRunning == 0) && waterLevel <= 1) && 1 == systemActive) && methaneLevelCritical == 1) && \result == 1) [2021-10-13 00:05:33,193 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((((((splverifierCounter == 0 && \result == 1) && !(pumpRunning == 0)) && methaneLevelCritical == 0) && waterLevel <= 1) && 1 == systemActive) && tmp == 0) && tmp___0 == 1) || (((((((splverifierCounter == 0 && \result == 1) && !(pumpRunning == 0)) && waterLevel <= 1) && 1 == systemActive) && methaneLevelCritical == 1) && tmp == 0) && tmp___0 == 1) [2021-10-13 00:05:33,194 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((((((splverifierCounter == 0 && pumpRunning == 0) && 2 <= waterLevel) && 1 == systemActive) && methaneLevelCritical == 1) && waterLevel <= 2) && \result == 0) || (((((splverifierCounter == 0 && pumpRunning == 0) && waterLevel <= 1) && \result == 1) && 1 == systemActive) && methaneLevelCritical == 1)) || (((((splverifierCounter == 0 && pumpRunning == 0) && methaneLevelCritical == 0) && waterLevel <= 1) && \result == 1) && 1 == systemActive)) || ((((((splverifierCounter == 0 && pumpRunning == 0) && methaneLevelCritical == 0) && 2 <= waterLevel) && 1 == systemActive) && waterLevel <= 2) && \result == 0) [2021-10-13 00:05:33,195 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((((((((((((splverifierCounter == 0 && \result == 1) && tmp == 0) && !(pumpRunning == 0)) && \result == 0) && methaneLevelCritical == 0) && 2 <= waterLevel) && 1 == systemActive) && waterLevel <= 2) && tmp == 0) && tmp == 1) && \result == 0) && tmp___0 == 1) || ((((((((((\result <= 1 && splverifierCounter == 0) && \result == 1) && tmp == 0) && \result == 0) && methaneLevelCritical == 0) && waterLevel <= 1) && 1 == systemActive) && tmp == 0) && tmp == 0) && tmp___0 == 1)) || (((((((\result <= 1 && splverifierCounter == 0) && pumpRunning == 0) && tmp == 0) && \result == 0) && methaneLevelCritical == 0) && waterLevel <= 1) && 1 == systemActive) [2021-10-13 00:05:33,195 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((((((splverifierCounter == 0 && \result == 1) && !(pumpRunning == 0)) && methaneLevelCritical == 0) && waterLevel <= 1) && 1 == systemActive) && tmp == 0) && tmp___0 == 1) || (((((((splverifierCounter == 0 && \result == 1) && !(pumpRunning == 0)) && waterLevel <= 1) && 1 == systemActive) && methaneLevelCritical == 1) && tmp == 0) && tmp___0 == 1) [2021-10-13 00:05:33,196 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((((((((((splverifierCounter == 0 && pumpRunning == 0) && \result == 1) && methaneLevelCritical == 0) && 2 <= waterLevel) && 1 == systemActive) && waterLevel <= 2) && tmp == 0) && \result == 0) && tmp___0 == 1) || (((((((((splverifierCounter == 0 && pumpRunning == 0) && \result == 1) && 2 <= waterLevel) && 1 == systemActive) && methaneLevelCritical == 1) && waterLevel <= 2) && tmp == 0) && \result == 0) && tmp___0 == 1)) || ((((((((splverifierCounter == 0 && pumpRunning == 0) && tmp___0 == 0) && waterLevel <= 1) && \result == 0) && \result == 1) && 1 == systemActive) && methaneLevelCritical == 1) && tmp == 1)) || ((((((((splverifierCounter == 0 && pumpRunning == 0) && tmp___0 == 0) && methaneLevelCritical == 0) && waterLevel <= 1) && \result == 0) && \result == 1) && 1 == systemActive) && tmp == 1) [2021-10-13 00:05:33,197 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((((((((((splverifierCounter == 0 && \result == 1) && tmp == 0) && !(pumpRunning == 0)) && \result == 0) && !(\result == 0)) && methaneLevelCritical == 0) && 2 <= waterLevel) && 1 == systemActive) && waterLevel <= 2) && tmp == 0) && tmp == 1) && \result == 0) && tmp___0 == 1 [2021-10-13 00:05:33,254 INFO L141 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c55632fd-115d-4427-84d6-6248c1afe12c/bin/uautomizer-WNIpwEf4Nt/witness.graphml [2021-10-13 00:05:33,255 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2021-10-13 00:05:33,256 INFO L168 Benchmark]: Toolchain (without parser) took 16319.92 ms. Allocated memory was 92.3 MB in the beginning and 201.3 MB in the end (delta: 109.1 MB). Free memory was 56.8 MB in the beginning and 96.1 MB in the end (delta: -39.3 MB). Peak memory consumption was 70.3 MB. Max. memory is 16.1 GB. [2021-10-13 00:05:33,257 INFO L168 Benchmark]: CDTParser took 0.34 ms. Allocated memory is still 92.3 MB. Free memory was 64.6 MB in the beginning and 64.6 MB in the end (delta: 25.3 kB). There was no memory consumed. Max. memory is 16.1 GB. [2021-10-13 00:05:33,258 INFO L168 Benchmark]: CACSL2BoogieTranslator took 671.61 ms. Allocated memory was 92.3 MB in the beginning and 113.2 MB in the end (delta: 21.0 MB). Free memory was 56.7 MB in the beginning and 80.0 MB in the end (delta: -23.3 MB). Peak memory consumption was 8.4 MB. Max. memory is 16.1 GB. [2021-10-13 00:05:33,258 INFO L168 Benchmark]: Boogie Procedure Inliner took 122.25 ms. Allocated memory is still 113.2 MB. Free memory was 80.0 MB in the beginning and 76.4 MB in the end (delta: 3.7 MB). Peak memory consumption was 4.2 MB. Max. memory is 16.1 GB. [2021-10-13 00:05:33,258 INFO L168 Benchmark]: Boogie Preprocessor took 53.92 ms. Allocated memory is still 113.2 MB. Free memory was 76.4 MB in the beginning and 73.7 MB in the end (delta: 2.6 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. [2021-10-13 00:05:33,259 INFO L168 Benchmark]: RCFGBuilder took 1128.71 ms. Allocated memory is still 113.2 MB. Free memory was 73.7 MB in the beginning and 74.9 MB in the end (delta: -1.1 MB). Peak memory consumption was 37.4 MB. Max. memory is 16.1 GB. [2021-10-13 00:05:33,259 INFO L168 Benchmark]: TraceAbstraction took 14184.74 ms. Allocated memory was 113.2 MB in the beginning and 201.3 MB in the end (delta: 88.1 MB). Free memory was 74.3 MB in the beginning and 106.6 MB in the end (delta: -32.3 MB). Peak memory consumption was 106.9 MB. Max. memory is 16.1 GB. [2021-10-13 00:05:33,260 INFO L168 Benchmark]: Witness Printer took 142.12 ms. Allocated memory is still 201.3 MB. Free memory was 105.6 MB in the beginning and 96.1 MB in the end (delta: 9.4 MB). Peak memory consumption was 10.5 MB. Max. memory is 16.1 GB. [2021-10-13 00:05:33,262 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.34 ms. Allocated memory is still 92.3 MB. Free memory was 64.6 MB in the beginning and 64.6 MB in the end (delta: 25.3 kB). There was no memory consumed. Max. memory is 16.1 GB. * CACSL2BoogieTranslator took 671.61 ms. Allocated memory was 92.3 MB in the beginning and 113.2 MB in the end (delta: 21.0 MB). Free memory was 56.7 MB in the beginning and 80.0 MB in the end (delta: -23.3 MB). Peak memory consumption was 8.4 MB. Max. memory is 16.1 GB. * Boogie Procedure Inliner took 122.25 ms. Allocated memory is still 113.2 MB. Free memory was 80.0 MB in the beginning and 76.4 MB in the end (delta: 3.7 MB). Peak memory consumption was 4.2 MB. Max. memory is 16.1 GB. * Boogie Preprocessor took 53.92 ms. Allocated memory is still 113.2 MB. Free memory was 76.4 MB in the beginning and 73.7 MB in the end (delta: 2.6 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. * RCFGBuilder took 1128.71 ms. Allocated memory is still 113.2 MB. Free memory was 73.7 MB in the beginning and 74.9 MB in the end (delta: -1.1 MB). Peak memory consumption was 37.4 MB. Max. memory is 16.1 GB. * TraceAbstraction took 14184.74 ms. Allocated memory was 113.2 MB in the beginning and 201.3 MB in the end (delta: 88.1 MB). Free memory was 74.3 MB in the beginning and 106.6 MB in the end (delta: -32.3 MB). Peak memory consumption was 106.9 MB. Max. memory is 16.1 GB. * Witness Printer took 142.12 ms. Allocated memory is still 201.3 MB. Free memory was 105.6 MB in the beginning and 96.1 MB in the end (delta: 9.4 MB). Peak memory consumption was 10.5 MB. Max. memory is 16.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: ErrorAutomatonStatistics NumberErrorTraces: 0, NumberStatementsAllTraces: 0, NumberRelevantStatements: 0, 0.0ms ErrorAutomatonConstructionTimeTotal, 0.0ms FaulLocalizationTime, NumberStatementsFirstTrace: -1, TraceLengthAvg: 0, 0.0ms ErrorAutomatonConstructionTimeAvg, 0.0ms ErrorAutomatonDifferenceTimeAvg, 0.0ms ErrorAutomatonDifferenceTimeTotal, NumberOfNoEnhancement: 0, NumberOfFiniteEnhancement: 0, NumberOfInfiniteEnhancement: 0 - PositiveResult [Line: 961]: call to reach_error is unreachable For all program executions holds that call to reach_error is unreachable at this location - PositiveResult [Line: 961]: call to reach_error is unreachable For all program executions holds that call to reach_error is unreachable at this location - PositiveResult [Line: 961]: call to reach_error is unreachable For all program executions holds that call to reach_error is unreachable at this location - StatisticsResult: Ultimate Automizer benchmark data CFG has 1 procedures, 123 locations, 3 error locations. Started 1 CEGAR loops. OverallTime: 14018.4ms, OverallIterations: 15, TraceHistogramMax: 2, EmptinessCheckTime: 44.8ms, AutomataDifference: 1725.3ms, DeadEndRemovalTime: 0.0ms, HoareAnnotationTime: 8584.6ms, InitialAbstractionConstructionTime: 24.7ms, PartialOrderReductionTime: 0.0ms, HoareTripleCheckerStatistics: 1521 SDtfs, 2108 SDslu, 2659 SDs, 0 SdLazy, 365 SolverSat, 59 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 546.3ms Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 212 GetRequests, 142 SyntacticMatches, 0 SemanticMatches, 70 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 47 ImplicationChecksByTransitivity, 407.9ms Time, 0.0ms BasicInterpolantAutomatonTime, BiggestAbstraction: size=250occurred in iteration=13, InterpolantAutomatonStates: 83, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0ms DumpTime, AutomataMinimizationStatistics: 386.7ms AutomataMinimizationTime, 15 MinimizatonAttempts, 1205 StatesRemovedByMinimization, 11 NontrivialMinimizations, HoareAnnotationStatistics: 0.0ms HoareAnnotationTime, 45 LocationsWithAnnotation, 45 PreInvPairs, 252 NumberOfFragments, 1631 HoareAnnotationTreeSize, 45 FomulaSimplifications, 2125027 FormulaSimplificationTreeSizeReduction, 2650.7ms HoareSimplificationTime, 45 FomulaSimplificationsInter, 603033 FormulaSimplificationTreeSizeReductionInter, 5909.1ms HoareSimplificationTimeInter, RefinementEngineStatistics: TRACE_CHECK: 135.5ms SsaConstructionTime, 658.3ms SatisfiabilityAnalysisTime, 1517.2ms InterpolantComputationTime, 660 NumberOfCodeBlocks, 660 NumberOfCodeBlocksAsserted, 17 NumberOfCheckSat, 643 ConstructedInterpolants, 0 QuantifiedInterpolants, 1282 SizeOfPredicates, 6 NumberOfNonLiveVariables, 879 ConjunctsInSsa, 12 ConjunctsInUnsatCore, 17 InterpolantComputations, 13 PerfectInterpolantSequences, 86/102 InterpolantCoveringCapability, INVARIANT_SYNTHESIS: No data available, INTERPOLANT_CONSOLIDATION: No data available, ABSTRACT_INTERPRETATION: No data available, PDR: No data available, ACCELERATED_INTERPOLATION: No data available, SIFA: No data available, ReuseStatistics: No data available - AllSpecificationsHoldResult: All specifications hold 3 specifications checked. All of them hold - InvariantResult [Line: 447]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 211]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 433]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 392]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 283]: Loop Invariant Derived loop invariant: ((((((((splverifierCounter == 0 && pumpRunning == 0) && 1 == systemActive) && methaneLevelCritical == 1) && waterLevel <= 2) || (((((((((splverifierCounter == 0 && !(pumpRunning == 0)) && 1 == systemActive) && tmp == 0) && waterLevel == 1) || ((((splverifierCounter == 0 && !(pumpRunning == 0)) && 2 <= waterLevel) && 1 == systemActive) && tmp == 0)) && \result == 1) && methaneLevelCritical == 0) && waterLevel <= 2) && tmp___0 == 1)) || (((((((splverifierCounter == 0 && \result == 1) && methaneLevelCritical == 0) && waterLevel <= 1) && 1 == systemActive) && tmp == 0) && tmp == 0) && tmp___0 == 1)) || ((((splverifierCounter == 0 && pumpRunning == 0) && methaneLevelCritical == 0) && 1 == systemActive) && waterLevel <= 2)) || (((((((splverifierCounter == 0 && \result == 1) && 1 == systemActive) && methaneLevelCritical == 1) && waterLevel <= 2) && tmp == 0) && tmp == 0) && tmp___0 == 1)) || (((((((((splverifierCounter == 0 && !(pumpRunning == 0)) && 1 == systemActive) && tmp == 0) && waterLevel == 1) || ((((splverifierCounter == 0 && !(pumpRunning == 0)) && 2 <= waterLevel) && 1 == systemActive) && tmp == 0)) && \result == 1) && methaneLevelCritical == 1) && waterLevel <= 2) && tmp___0 == 1) - InvariantResult [Line: 433]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 211]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 433]: Loop Invariant Derived loop invariant: ((((((((splverifierCounter == 0 && pumpRunning == 0) && 2 <= waterLevel) && 1 == systemActive) && methaneLevelCritical == 1) && waterLevel <= 2) && \result == 0) || (((((splverifierCounter == 0 && pumpRunning == 0) && waterLevel <= 1) && \result == 1) && 1 == systemActive) && methaneLevelCritical == 1)) || (((((splverifierCounter == 0 && pumpRunning == 0) && methaneLevelCritical == 0) && waterLevel <= 1) && \result == 1) && 1 == systemActive)) || ((((((splverifierCounter == 0 && pumpRunning == 0) && methaneLevelCritical == 0) && 2 <= waterLevel) && 1 == systemActive) && waterLevel <= 2) && \result == 0) - InvariantResult [Line: 447]: Loop Invariant Derived loop invariant: (((((((splverifierCounter == 0 && \result == 1) && !(pumpRunning == 0)) && methaneLevelCritical == 0) && waterLevel <= 1) && 1 == systemActive) && tmp == 0) && tmp___0 == 1) || (((((((splverifierCounter == 0 && \result == 1) && !(pumpRunning == 0)) && waterLevel <= 1) && 1 == systemActive) && methaneLevelCritical == 1) && tmp == 0) && tmp___0 == 1) - InvariantResult [Line: 59]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 230]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 872]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 166]: Loop Invariant Derived loop invariant: ((((((((((((splverifierCounter == 0 && \result == 1) && tmp == 0) && !(pumpRunning == 0)) && \result == 0) && !(\result == 0)) && methaneLevelCritical == 0) && 2 <= waterLevel) && 1 == systemActive) && waterLevel <= 2) && tmp == 0) && tmp == 1) && \result == 0) && tmp___0 == 1 - InvariantResult [Line: 211]: Loop Invariant Derived loop invariant: (((((((((((splverifierCounter == 0 && pumpRunning == 0) && \result == 1) && methaneLevelCritical == 0) && 2 <= waterLevel) && 1 == systemActive) && waterLevel <= 2) && tmp == 0) && \result == 0) && tmp___0 == 1) || (((((((((splverifierCounter == 0 && pumpRunning == 0) && \result == 1) && 2 <= waterLevel) && 1 == systemActive) && methaneLevelCritical == 1) && waterLevel <= 2) && tmp == 0) && \result == 0) && tmp___0 == 1)) || ((((((((splverifierCounter == 0 && pumpRunning == 0) && tmp___0 == 0) && waterLevel <= 1) && \result == 0) && \result == 1) && 1 == systemActive) && methaneLevelCritical == 1) && tmp == 1)) || ((((((((splverifierCounter == 0 && pumpRunning == 0) && tmp___0 == 0) && methaneLevelCritical == 0) && waterLevel <= 1) && \result == 0) && \result == 1) && 1 == systemActive) && tmp == 1) - InvariantResult [Line: 211]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 1]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 1]: Loop Invariant Derived loop invariant: (((((((((((splverifierCounter == 0 && pumpRunning == 0) && waterLevel <= 1) && 1 == systemActive) && methaneLevelCritical == 1) && \result == 1) && tmp == 1) || ((((((((((((splverifierCounter == 0 && \result == 1) && tmp == 0) && !(pumpRunning == 0)) && \result == 0) && methaneLevelCritical == 0) && 2 <= waterLevel) && 1 == systemActive) && waterLevel <= 2) && tmp == 0) && tmp == 1) && \result == 0) && tmp___0 == 1)) || ((((((((((splverifierCounter == 0 && \result == 1) && !(pumpRunning == 0)) && waterLevel <= 1) && 1 == systemActive) && methaneLevelCritical == 1) && tmp == 0) && tmp == 0) && \result == 1) && tmp == 1) && tmp___0 == 1)) || ((((((((\result <= 1 && splverifierCounter == 0) && pumpRunning == 0) && tmp == 0) && \result == 0) && methaneLevelCritical == 0) && waterLevel <= 1) && 1 == systemActive) && tmp___0 <= 1)) || ((((((((((((\result <= 1 && splverifierCounter == 0) && \result == 1) && tmp == 0) && !(pumpRunning == 0)) && \result == 0) && methaneLevelCritical == 0) && waterLevel <= 1) && 1 == systemActive) && tmp == 0) && tmp == 0) && tmp___0 <= 1) && tmp___0 == 1)) || ((((((((((((splverifierCounter == 0 && \result == 1) && !(pumpRunning == 0)) && 2 <= waterLevel) && 1 == systemActive) && methaneLevelCritical == 1) && waterLevel <= 2) && tmp == 0) && tmp == 1) && \result == 0) && \result == 1) && tmp == 1) && tmp___0 == 1)) || ((((splverifierCounter == 0 && pumpRunning == 0) && methaneLevelCritical == 0) && 1 == systemActive) && waterLevel == 1) - InvariantResult [Line: 943]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 211]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 166]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 424]: Loop Invariant Derived loop invariant: (((((((((((((splverifierCounter == 0 && \result == 1) && tmp == 0) && !(pumpRunning == 0)) && \result == 0) && methaneLevelCritical == 0) && 2 <= waterLevel) && 1 == systemActive) && waterLevel <= 2) && tmp == 0) && tmp == 1) && \result == 0) && tmp___0 == 1) || ((((((((((\result <= 1 && splverifierCounter == 0) && \result == 1) && tmp == 0) && \result == 0) && methaneLevelCritical == 0) && waterLevel <= 1) && 1 == systemActive) && tmp == 0) && tmp == 0) && tmp___0 == 1)) || (((((((\result <= 1 && splverifierCounter == 0) && pumpRunning == 0) && tmp == 0) && \result == 0) && methaneLevelCritical == 0) && waterLevel <= 1) && 1 == systemActive) - InvariantResult [Line: 67]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 392]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 424]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 262]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 485]: Loop Invariant Derived loop invariant: ((pumpRunning == 0 && methaneLevelCritical == 0) && 1 == systemActive) && waterLevel == 1 - InvariantResult [Line: 67]: Loop Invariant Derived loop invariant: ((((((((((((((splverifierCounter == 0 && \result == 1) && !(pumpRunning == 0)) && methaneLevelCritical == 0) && 2 <= waterLevel) && 1 == systemActive) && waterLevel <= 2) && tmp == 0) && tmp == 1) && \result == 0) && tmp___0 == 1) || ((((((((((splverifierCounter == 0 && \result == 1) && !(pumpRunning == 0)) && 2 <= waterLevel) && 1 == systemActive) && methaneLevelCritical == 1) && waterLevel <= 2) && tmp == 0) && tmp == 1) && \result == 0) && tmp___0 == 1)) || ((((splverifierCounter == 0 && pumpRunning == 0) && methaneLevelCritical == 0) && waterLevel <= 1) && 1 == systemActive)) || ((((((((splverifierCounter == 0 && \result == 1) && !(pumpRunning == 0)) && waterLevel <= 1) && 1 == systemActive) && methaneLevelCritical == 1) && tmp == 0) && tmp == 0) && tmp___0 == 1)) || ((((splverifierCounter == 0 && pumpRunning == 0) && waterLevel <= 1) && 1 == systemActive) && methaneLevelCritical == 1)) || ((((((((splverifierCounter == 0 && \result == 1) && !(pumpRunning == 0)) && methaneLevelCritical == 0) && waterLevel <= 1) && 1 == systemActive) && tmp == 0) && tmp == 0) && tmp___0 == 1) - InvariantResult [Line: 447]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 916]: Loop Invariant Derived loop invariant: ((pumpRunning == 0 && methaneLevelCritical == 0) && 1 == systemActive) && waterLevel == 1 - InvariantResult [Line: 59]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 1]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 211]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 392]: Loop Invariant Derived loop invariant: (((((((((splverifierCounter == 0 && pumpRunning == 0) && \result == 0) && methaneLevelCritical == 0) && waterLevel <= 1) && 1 == systemActive) || (((((((((splverifierCounter == 0 && \result == 1) && !(pumpRunning == 0)) && waterLevel <= 1) && 1 == systemActive) && methaneLevelCritical == 1) && tmp == 0) && tmp == 0) && \result == 1) && tmp___0 == 1)) || (((((((((((splverifierCounter == 0 && \result == 1) && !(pumpRunning == 0)) && 2 <= waterLevel) && 1 == systemActive) && methaneLevelCritical == 1) && waterLevel <= 2) && tmp == 0) && tmp == 1) && \result == 0) && \result == 1) && tmp___0 == 1)) || (((((((((splverifierCounter == 0 && \result == 1) && !(pumpRunning == 0)) && \result == 0) && methaneLevelCritical == 0) && waterLevel <= 1) && 1 == systemActive) && tmp == 0) && tmp == 0) && tmp___0 == 1)) || (((((((((((splverifierCounter == 0 && \result == 1) && !(pumpRunning == 0)) && \result == 0) && methaneLevelCritical == 0) && 2 <= waterLevel) && 1 == systemActive) && waterLevel <= 2) && tmp == 0) && tmp == 1) && \result == 0) && tmp___0 == 1)) || (((((splverifierCounter == 0 && pumpRunning == 0) && waterLevel <= 1) && 1 == systemActive) && methaneLevelCritical == 1) && \result == 1) - InvariantResult [Line: 433]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 273]: Loop Invariant Derived loop invariant: ((((((((((((((((splverifierCounter == 0 && \result == 1) && 1 == systemActive) && methaneLevelCritical == 1) && waterLevel <= 2) && tmp == 0) && tmp == 0) && \result == 1) && tmp == 1) && tmp___0 == 1) || ((((((splverifierCounter == 0 && pumpRunning == 0) && waterLevel <= 1) && 1 == systemActive) && methaneLevelCritical == 1) && \result == 1) && tmp == 1)) || (((((splverifierCounter == 0 && pumpRunning == 0) && methaneLevelCritical == 0) && 2 <= waterLevel) && 1 == systemActive) && waterLevel <= 2)) || ((((((((\result <= 1 && splverifierCounter == 0) && pumpRunning == 0) && tmp == 0) && \result == 0) && methaneLevelCritical == 0) && 1 == systemActive) && waterLevel <= 2) && tmp___0 <= 1)) || (((((((((((splverifierCounter == 0 && !(pumpRunning == 0)) && 1 == systemActive) && tmp == 0) && waterLevel == 1) || ((((splverifierCounter == 0 && !(pumpRunning == 0)) && 2 <= waterLevel) && 1 == systemActive) && tmp == 0)) && \result == 1) && methaneLevelCritical == 1) && waterLevel <= 2) && \result == 1) && tmp == 1) && tmp___0 == 1)) || (((((((((((\result <= 1 && splverifierCounter == 0) && \result == 1) && tmp == 0) && \result == 0) && methaneLevelCritical == 0) && waterLevel <= 1) && 1 == systemActive) && tmp == 0) && tmp == 0) && tmp___0 <= 1) && tmp___0 == 1)) || (((((((((((splverifierCounter == 0 && !(pumpRunning == 0)) && 1 == systemActive) && tmp == 0) && waterLevel == 1) || ((((splverifierCounter == 0 && !(pumpRunning == 0)) && 2 <= waterLevel) && 1 == systemActive) && tmp == 0)) && \result == 1) && tmp == 0) && \result == 0) && methaneLevelCritical == 0) && waterLevel <= 2) && tmp___0 == 1)) || ((((splverifierCounter == 0 && pumpRunning == 0) && methaneLevelCritical == 0) && 1 == systemActive) && waterLevel == 1)) || (((((((splverifierCounter == 0 && pumpRunning == 0) && 2 <= waterLevel) && 1 == systemActive) && methaneLevelCritical == 1) && waterLevel <= 2) && \result == 1) && tmp == 1) - InvariantResult [Line: 67]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 433]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 424]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 166]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 59]: Loop Invariant Derived loop invariant: ((((((splverifierCounter == 0 && pumpRunning == 0) && 1 == systemActive) && methaneLevelCritical == 1) && waterLevel <= 2) || ((((((splverifierCounter == 0 && \result == 1) && methaneLevelCritical == 0) && waterLevel <= 1) && 1 == systemActive) && tmp == 0) && tmp___0 == 1)) || ((((((splverifierCounter == 0 && \result == 1) && waterLevel <= 1) && 1 == systemActive) && methaneLevelCritical == 1) && tmp == 0) && tmp___0 == 1)) || ((((splverifierCounter == 0 && pumpRunning == 0) && methaneLevelCritical == 0) && 1 == systemActive) && waterLevel <= 2) - InvariantResult [Line: 1]: Loop Invariant Derived loop invariant: ((pumpRunning == 0 && methaneLevelCritical == 0) && 1 == systemActive) && waterLevel == 1 - InvariantResult [Line: 230]: Loop Invariant Derived loop invariant: (((((((splverifierCounter == 0 && \result == 1) && !(pumpRunning == 0)) && methaneLevelCritical == 0) && waterLevel <= 1) && 1 == systemActive) && tmp == 0) && tmp___0 == 1) || (((((((splverifierCounter == 0 && \result == 1) && !(pumpRunning == 0)) && waterLevel <= 1) && 1 == systemActive) && methaneLevelCritical == 1) && tmp == 0) && tmp___0 == 1) - InvariantResult [Line: 230]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 933]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 433]: Loop Invariant Derived loop invariant: 0 RESULT: Ultimate proved your program to be correct! [2021-10-13 00:05:33,341 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c55632fd-115d-4427-84d6-6248c1afe12c/bin/uautomizer-WNIpwEf4Nt/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Forceful destruction successful, exit code 0 Received shutdown request...