./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/product-lines/minepump_spec2_product48.cil.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version aef121e0 Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_90ddd175-e7fe-4175-8781-a557366105a6/bin/uautomizer-w2VwFs6gM0/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_90ddd175-e7fe-4175-8781-a557366105a6/bin/uautomizer-w2VwFs6gM0/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_90ddd175-e7fe-4175-8781-a557366105a6/bin/uautomizer-w2VwFs6gM0/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_90ddd175-e7fe-4175-8781-a557366105a6/bin/uautomizer-w2VwFs6gM0/config/AutomizerReach.xml -i ../../sv-benchmarks/c/product-lines/minepump_spec2_product48.cil.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_90ddd175-e7fe-4175-8781-a557366105a6/bin/uautomizer-w2VwFs6gM0/config/svcomp-Reach-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_90ddd175-e7fe-4175-8781-a557366105a6/bin/uautomizer-w2VwFs6gM0 --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 797436b26f0180d1dd4048b2036765c1f76ffc9f34d72e35837e9efcc5780486 --- Real Ultimate output --- This is Ultimate 0.2.1-dev-aef121e [2021-11-22 16:20:12,250 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-22 16:20:12,252 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-22 16:20:12,285 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-22 16:20:12,285 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-22 16:20:12,287 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-22 16:20:12,289 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-22 16:20:12,291 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-22 16:20:12,294 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-22 16:20:12,295 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-22 16:20:12,296 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-22 16:20:12,298 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-22 16:20:12,298 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-22 16:20:12,300 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-22 16:20:12,301 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-22 16:20:12,303 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-22 16:20:12,304 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-22 16:20:12,306 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-22 16:20:12,308 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-22 16:20:12,311 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-22 16:20:12,313 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-22 16:20:12,315 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-22 16:20:12,317 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-22 16:20:12,318 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-22 16:20:12,322 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-22 16:20:12,323 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-22 16:20:12,323 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-22 16:20:12,324 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-22 16:20:12,325 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-22 16:20:12,326 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-22 16:20:12,327 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-22 16:20:12,328 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-22 16:20:12,329 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-22 16:20:12,330 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-22 16:20:12,331 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-22 16:20:12,332 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-22 16:20:12,333 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-22 16:20:12,333 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-22 16:20:12,334 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-22 16:20:12,335 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-22 16:20:12,336 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-22 16:20:12,340 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_90ddd175-e7fe-4175-8781-a557366105a6/bin/uautomizer-w2VwFs6gM0/config/svcomp-Reach-32bit-Automizer_Default.epf [2021-11-22 16:20:12,385 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-22 16:20:12,386 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-22 16:20:12,387 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2021-11-22 16:20:12,387 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2021-11-22 16:20:12,394 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-11-22 16:20:12,395 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-11-22 16:20:12,395 INFO L138 SettingsManager]: * Use SBE=true [2021-11-22 16:20:12,395 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-22 16:20:12,395 INFO L138 SettingsManager]: * sizeof long=4 [2021-11-22 16:20:12,396 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-11-22 16:20:12,397 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-11-22 16:20:12,397 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-22 16:20:12,397 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-11-22 16:20:12,397 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-22 16:20:12,398 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-11-22 16:20:12,398 INFO L138 SettingsManager]: * sizeof long double=12 [2021-11-22 16:20:12,398 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-11-22 16:20:12,398 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-22 16:20:12,399 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-11-22 16:20:12,399 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-22 16:20:12,399 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-11-22 16:20:12,399 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-11-22 16:20:12,400 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-11-22 16:20:12,400 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-22 16:20:12,400 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-22 16:20:12,400 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-11-22 16:20:12,401 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2021-11-22 16:20:12,401 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-11-22 16:20:12,401 INFO L138 SettingsManager]: * Large block encoding in concurrent analysis=OFF [2021-11-22 16:20:12,403 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2021-11-22 16:20:12,404 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-11-22 16:20:12,404 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-11-22 16:20:12,404 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_90ddd175-e7fe-4175-8781-a557366105a6/bin/uautomizer-w2VwFs6gM0/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_90ddd175-e7fe-4175-8781-a557366105a6/bin/uautomizer-w2VwFs6gM0 Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 797436b26f0180d1dd4048b2036765c1f76ffc9f34d72e35837e9efcc5780486 [2021-11-22 16:20:12,658 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-22 16:20:12,695 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-22 16:20:12,698 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-22 16:20:12,700 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-22 16:20:12,701 INFO L275 PluginConnector]: CDTParser initialized [2021-11-22 16:20:12,702 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_90ddd175-e7fe-4175-8781-a557366105a6/bin/uautomizer-w2VwFs6gM0/../../sv-benchmarks/c/product-lines/minepump_spec2_product48.cil.c [2021-11-22 16:20:12,776 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_90ddd175-e7fe-4175-8781-a557366105a6/bin/uautomizer-w2VwFs6gM0/data/141084ba2/f51c1ff80e694470bb5f7c35557ad51f/FLAGbe884f001 [2021-11-22 16:20:13,379 INFO L306 CDTParser]: Found 1 translation units. [2021-11-22 16:20:13,379 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_90ddd175-e7fe-4175-8781-a557366105a6/sv-benchmarks/c/product-lines/minepump_spec2_product48.cil.c [2021-11-22 16:20:13,395 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_90ddd175-e7fe-4175-8781-a557366105a6/bin/uautomizer-w2VwFs6gM0/data/141084ba2/f51c1ff80e694470bb5f7c35557ad51f/FLAGbe884f001 [2021-11-22 16:20:13,716 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_90ddd175-e7fe-4175-8781-a557366105a6/bin/uautomizer-w2VwFs6gM0/data/141084ba2/f51c1ff80e694470bb5f7c35557ad51f [2021-11-22 16:20:13,721 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-22 16:20:13,724 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-22 16:20:13,728 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-22 16:20:13,728 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-22 16:20:13,732 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-22 16:20:13,733 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 22.11 04:20:13" (1/1) ... [2021-11-22 16:20:13,736 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@448730dc and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 04:20:13, skipping insertion in model container [2021-11-22 16:20:13,736 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 22.11 04:20:13" (1/1) ... [2021-11-22 16:20:13,744 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-22 16:20:13,812 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-22 16:20:14,172 WARN L230 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_90ddd175-e7fe-4175-8781-a557366105a6/sv-benchmarks/c/product-lines/minepump_spec2_product48.cil.c[17766,17779] [2021-11-22 16:20:14,196 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-22 16:20:14,208 INFO L203 MainTranslator]: Completed pre-run [2021-11-22 16:20:14,317 WARN L230 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_90ddd175-e7fe-4175-8781-a557366105a6/sv-benchmarks/c/product-lines/minepump_spec2_product48.cil.c[17766,17779] [2021-11-22 16:20:14,324 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-22 16:20:14,348 INFO L208 MainTranslator]: Completed translation [2021-11-22 16:20:14,349 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 04:20:14 WrapperNode [2021-11-22 16:20:14,349 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-22 16:20:14,350 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-11-22 16:20:14,351 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-11-22 16:20:14,351 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-11-22 16:20:14,360 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 04:20:14" (1/1) ... [2021-11-22 16:20:14,391 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 04:20:14" (1/1) ... [2021-11-22 16:20:14,447 INFO L137 Inliner]: procedures = 57, calls = 159, calls flagged for inlining = 56, calls inlined = 99, statements flattened = 774 [2021-11-22 16:20:14,449 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-11-22 16:20:14,454 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-11-22 16:20:14,455 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-11-22 16:20:14,455 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-11-22 16:20:14,468 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 04:20:14" (1/1) ... [2021-11-22 16:20:14,468 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 04:20:14" (1/1) ... [2021-11-22 16:20:14,472 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 04:20:14" (1/1) ... [2021-11-22 16:20:14,473 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 04:20:14" (1/1) ... [2021-11-22 16:20:14,486 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 04:20:14" (1/1) ... [2021-11-22 16:20:14,495 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 04:20:14" (1/1) ... [2021-11-22 16:20:14,498 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 04:20:14" (1/1) ... [2021-11-22 16:20:14,503 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-11-22 16:20:14,504 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-11-22 16:20:14,505 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-11-22 16:20:14,505 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-11-22 16:20:14,506 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 04:20:14" (1/1) ... [2021-11-22 16:20:14,531 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-11-22 16:20:14,547 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_90ddd175-e7fe-4175-8781-a557366105a6/bin/uautomizer-w2VwFs6gM0/z3 [2021-11-22 16:20:14,558 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_90ddd175-e7fe-4175-8781-a557366105a6/bin/uautomizer-w2VwFs6gM0/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2021-11-22 16:20:14,562 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_90ddd175-e7fe-4175-8781-a557366105a6/bin/uautomizer-w2VwFs6gM0/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2021-11-22 16:20:14,600 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2021-11-22 16:20:14,600 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-11-22 16:20:14,600 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-11-22 16:20:14,600 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-11-22 16:20:14,662 INFO L236 CfgBuilder]: Building ICFG [2021-11-22 16:20:14,663 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2021-11-22 16:20:15,240 INFO L277 CfgBuilder]: Performing block encoding [2021-11-22 16:20:15,251 INFO L296 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-11-22 16:20:15,251 INFO L301 CfgBuilder]: Removed 2 assume(true) statements. [2021-11-22 16:20:15,254 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 22.11 04:20:15 BoogieIcfgContainer [2021-11-22 16:20:15,254 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-11-22 16:20:15,256 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2021-11-22 16:20:15,256 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2021-11-22 16:20:15,260 INFO L275 PluginConnector]: TraceAbstraction initialized [2021-11-22 16:20:15,260 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 22.11 04:20:13" (1/3) ... [2021-11-22 16:20:15,261 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@446f505 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 22.11 04:20:15, skipping insertion in model container [2021-11-22 16:20:15,261 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 04:20:14" (2/3) ... [2021-11-22 16:20:15,262 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@446f505 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 22.11 04:20:15, skipping insertion in model container [2021-11-22 16:20:15,262 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 22.11 04:20:15" (3/3) ... [2021-11-22 16:20:15,264 INFO L111 eAbstractionObserver]: Analyzing ICFG minepump_spec2_product48.cil.c [2021-11-22 16:20:15,269 INFO L204 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2021-11-22 16:20:15,270 INFO L163 ceAbstractionStarter]: Applying trace abstraction to program that has 3 error locations. [2021-11-22 16:20:15,323 INFO L338 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2021-11-22 16:20:15,330 INFO L339 AbstractCegarLoop]: Settings: SEPARATE_VIOLATION_CHECK=true, mInterprocedural=true, mMaxIterations=1000000, mWatchIteration=1000000, mArtifact=RCFG, mInterpolation=FPandBP, mInterpolantAutomaton=STRAIGHT_LINE, mDumpAutomata=false, mAutomataFormat=ATS_NUMERATE, mDumpPath=., mDeterminiation=PREDICATE_ABSTRACTION, mMinimize=MINIMIZE_SEVPA, mHoare=true, mAutomataTypeConcurrency=PETRI_NET, mHoareTripleChecks=INCREMENTAL, mHoareAnnotationPositions=LoopsAndPotentialCycles, mDumpOnlyReuseAutomata=false, mLimitTraceHistogram=0, mErrorLocTimeLimit=0, mLimitPathProgramCount=0, mCollectInterpolantStatistics=true, mHeuristicEmptinessCheck=false, mHeuristicEmptinessCheckAStarHeuristic=ZERO, mHeuristicEmptinessCheckAStarHeuristicRandomSeed=1337, mHeuristicEmptinessCheckSmtFeatureScoringMethod=DAGSIZE, mSMTFeatureExtraction=false, mSMTFeatureExtractionDumpPath=., mOverrideInterpolantAutomaton=false, mMcrInterpolantMethod=WP, mLoopAccelerationTechnique=FAST_UPR [2021-11-22 16:20:15,331 INFO L340 AbstractCegarLoop]: Starting to check reachability of 3 error locations. [2021-11-22 16:20:15,351 INFO L276 IsEmpty]: Start isEmpty. Operand has 192 states, 188 states have (on average 1.377659574468085) internal successors, (259), 191 states have internal predecessors, (259), 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) [2021-11-22 16:20:15,358 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2021-11-22 16:20:15,359 INFO L506 BasicCegarLoop]: Found error trace [2021-11-22 16:20:15,360 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-22 16:20:15,360 INFO L402 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION] === [2021-11-22 16:20:15,366 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-22 16:20:15,366 INFO L85 PathProgramCache]: Analyzing trace with hash -1416509746, now seen corresponding path program 1 times [2021-11-22 16:20:15,376 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-22 16:20:15,376 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1780621166] [2021-11-22 16:20:15,377 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-22 16:20:15,378 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 16:20:15,504 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 16:20:15,583 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-22 16:20:15,584 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-11-22 16:20:15,584 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1780621166] [2021-11-22 16:20:15,585 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1780621166] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-22 16:20:15,586 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-11-22 16:20:15,591 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2021-11-22 16:20:15,593 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1540238797] [2021-11-22 16:20:15,595 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-22 16:20:15,600 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2021-11-22 16:20:15,601 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-11-22 16:20:15,642 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2021-11-22 16:20:15,643 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2021-11-22 16:20:15,648 INFO L87 Difference]: Start difference. First operand has 192 states, 188 states have (on average 1.377659574468085) internal successors, (259), 191 states have internal predecessors, (259), 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 9.5) internal successors, (19), 2 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) [2021-11-22 16:20:15,723 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-22 16:20:15,728 INFO L93 Difference]: Finished difference Result 373 states and 506 transitions. [2021-11-22 16:20:15,730 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-11-22 16:20:15,731 INFO L78 Accepts]: Start accepts. Automaton has has 2 states, 2 states have (on average 9.5) internal successors, (19), 2 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 [2021-11-22 16:20:15,732 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-22 16:20:15,744 INFO L225 Difference]: With dead ends: 373 [2021-11-22 16:20:15,744 INFO L226 Difference]: Without dead ends: 182 [2021-11-22 16:20:15,748 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 2 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2021-11-22 16:20:15,751 INFO L933 BasicCegarLoop]: 249 mSDtfsCounter, 0 mSDsluCounter, 0 mSDsCounter, 0 mSdLazyCounter, 0 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 0 SdHoareTripleChecker+Valid, 249 SdHoareTripleChecker+Invalid, 0 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 0 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2021-11-22 16:20:15,752 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [0 Valid, 249 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 0 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2021-11-22 16:20:15,769 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 182 states. [2021-11-22 16:20:15,796 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 182 to 182. [2021-11-22 16:20:15,798 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 182 states, 179 states have (on average 1.3463687150837989) internal successors, (241), 181 states have internal predecessors, (241), 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) [2021-11-22 16:20:15,801 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 182 states to 182 states and 241 transitions. [2021-11-22 16:20:15,803 INFO L78 Accepts]: Start accepts. Automaton has 182 states and 241 transitions. Word has length 19 [2021-11-22 16:20:15,803 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-22 16:20:15,803 INFO L470 AbstractCegarLoop]: Abstraction has 182 states and 241 transitions. [2021-11-22 16:20:15,804 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 9.5) internal successors, (19), 2 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) [2021-11-22 16:20:15,804 INFO L276 IsEmpty]: Start isEmpty. Operand 182 states and 241 transitions. [2021-11-22 16:20:15,805 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2021-11-22 16:20:15,806 INFO L506 BasicCegarLoop]: Found error trace [2021-11-22 16:20:15,806 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-22 16:20:15,806 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2021-11-22 16:20:15,832 INFO L402 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION] === [2021-11-22 16:20:15,833 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-22 16:20:15,833 INFO L85 PathProgramCache]: Analyzing trace with hash 1178669991, now seen corresponding path program 1 times [2021-11-22 16:20:15,834 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-22 16:20:15,834 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1762994211] [2021-11-22 16:20:15,834 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-22 16:20:15,834 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 16:20:15,898 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 16:20:15,941 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-22 16:20:15,942 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-11-22 16:20:15,942 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1762994211] [2021-11-22 16:20:15,942 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1762994211] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-22 16:20:15,943 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-11-22 16:20:15,943 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-11-22 16:20:15,943 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [825515682] [2021-11-22 16:20:15,943 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-22 16:20:15,945 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2021-11-22 16:20:15,945 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-11-22 16:20:15,946 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-11-22 16:20:15,946 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-11-22 16:20:15,946 INFO L87 Difference]: Start difference. First operand 182 states and 241 transitions. Second operand has 3 states, 3 states have (on average 6.666666666666667) internal successors, (20), 3 states have internal predecessors, (20), 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) [2021-11-22 16:20:15,963 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-22 16:20:15,964 INFO L93 Difference]: Finished difference Result 182 states and 241 transitions. [2021-11-22 16:20:15,964 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-11-22 16:20:15,965 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 6.666666666666667) internal successors, (20), 3 states have internal predecessors, (20), 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 20 [2021-11-22 16:20:15,965 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-22 16:20:15,966 INFO L225 Difference]: With dead ends: 182 [2021-11-22 16:20:15,966 INFO L226 Difference]: Without dead ends: 77 [2021-11-22 16:20:15,967 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-11-22 16:20:15,969 INFO L933 BasicCegarLoop]: 100 mSDtfsCounter, 92 mSDsluCounter, 7 mSDsCounter, 0 mSdLazyCounter, 1 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 92 SdHoareTripleChecker+Valid, 107 SdHoareTripleChecker+Invalid, 1 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 1 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2021-11-22 16:20:15,970 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [92 Valid, 107 Invalid, 1 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 1 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2021-11-22 16:20:15,971 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 77 states. [2021-11-22 16:20:15,979 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 77 to 77. [2021-11-22 16:20:15,979 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 77 states, 76 states have (on average 1.3289473684210527) internal successors, (101), 76 states have internal predecessors, (101), 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) [2021-11-22 16:20:15,980 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 77 states to 77 states and 101 transitions. [2021-11-22 16:20:15,981 INFO L78 Accepts]: Start accepts. Automaton has 77 states and 101 transitions. Word has length 20 [2021-11-22 16:20:15,981 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-22 16:20:15,981 INFO L470 AbstractCegarLoop]: Abstraction has 77 states and 101 transitions. [2021-11-22 16:20:15,981 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 6.666666666666667) internal successors, (20), 3 states have internal predecessors, (20), 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) [2021-11-22 16:20:15,982 INFO L276 IsEmpty]: Start isEmpty. Operand 77 states and 101 transitions. [2021-11-22 16:20:15,983 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-22 16:20:15,983 INFO L506 BasicCegarLoop]: Found error trace [2021-11-22 16:20:15,983 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-22 16:20:15,983 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2021-11-22 16:20:15,984 INFO L402 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION] === [2021-11-22 16:20:15,985 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-22 16:20:15,985 INFO L85 PathProgramCache]: Analyzing trace with hash -1128975505, now seen corresponding path program 1 times [2021-11-22 16:20:15,985 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-22 16:20:15,986 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1583698204] [2021-11-22 16:20:15,986 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-22 16:20:15,986 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 16:20:16,011 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 16:20:16,048 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-22 16:20:16,049 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-11-22 16:20:16,058 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1583698204] [2021-11-22 16:20:16,058 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1583698204] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-22 16:20:16,059 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-11-22 16:20:16,060 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-11-22 16:20:16,060 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [484584754] [2021-11-22 16:20:16,061 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-22 16:20:16,061 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2021-11-22 16:20:16,062 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-11-22 16:20:16,063 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-11-22 16:20:16,064 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-11-22 16:20:16,064 INFO L87 Difference]: Start difference. First operand 77 states and 101 transitions. Second operand has 3 states, 3 states have (on average 9.0) internal successors, (27), 3 states have internal predecessors, (27), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-22 16:20:16,102 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-22 16:20:16,102 INFO L93 Difference]: Finished difference Result 213 states and 285 transitions. [2021-11-22 16:20:16,102 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-11-22 16:20:16,103 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 9.0) internal successors, (27), 3 states have internal predecessors, (27), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 27 [2021-11-22 16:20:16,103 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-22 16:20:16,105 INFO L225 Difference]: With dead ends: 213 [2021-11-22 16:20:16,105 INFO L226 Difference]: Without dead ends: 144 [2021-11-22 16:20:16,106 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-11-22 16:20:16,107 INFO L933 BasicCegarLoop]: 112 mSDtfsCounter, 93 mSDsluCounter, 88 mSDsCounter, 0 mSdLazyCounter, 4 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 93 SdHoareTripleChecker+Valid, 200 SdHoareTripleChecker+Invalid, 5 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 4 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2021-11-22 16:20:16,108 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [93 Valid, 200 Invalid, 5 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 4 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2021-11-22 16:20:16,109 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 144 states. [2021-11-22 16:20:16,125 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 144 to 139. [2021-11-22 16:20:16,135 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 139 states, 138 states have (on average 1.3478260869565217) internal successors, (186), 138 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) [2021-11-22 16:20:16,136 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 139 states to 139 states and 186 transitions. [2021-11-22 16:20:16,137 INFO L78 Accepts]: Start accepts. Automaton has 139 states and 186 transitions. Word has length 27 [2021-11-22 16:20:16,137 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-22 16:20:16,137 INFO L470 AbstractCegarLoop]: Abstraction has 139 states and 186 transitions. [2021-11-22 16:20:16,138 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 9.0) internal successors, (27), 3 states have internal predecessors, (27), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-22 16:20:16,138 INFO L276 IsEmpty]: Start isEmpty. Operand 139 states and 186 transitions. [2021-11-22 16:20:16,139 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2021-11-22 16:20:16,140 INFO L506 BasicCegarLoop]: Found error trace [2021-11-22 16:20:16,140 INFO L514 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] [2021-11-22 16:20:16,140 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2021-11-22 16:20:16,140 INFO L402 AbstractCegarLoop]: === Iteration 4 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION] === [2021-11-22 16:20:16,141 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-22 16:20:16,144 INFO L85 PathProgramCache]: Analyzing trace with hash 139646351, now seen corresponding path program 1 times [2021-11-22 16:20:16,144 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-22 16:20:16,144 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1030159912] [2021-11-22 16:20:16,145 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-22 16:20:16,145 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 16:20:16,169 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 16:20:16,239 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-22 16:20:16,239 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-11-22 16:20:16,239 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1030159912] [2021-11-22 16:20:16,240 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1030159912] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-22 16:20:16,240 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-11-22 16:20:16,240 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2021-11-22 16:20:16,240 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [396156125] [2021-11-22 16:20:16,240 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-22 16:20:16,241 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2021-11-22 16:20:16,242 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-11-22 16:20:16,242 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2021-11-22 16:20:16,243 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2021-11-22 16:20:16,243 INFO L87 Difference]: Start difference. First operand 139 states and 186 transitions. Second operand has 5 states, 5 states have (on average 6.0) internal successors, (30), 4 states have internal predecessors, (30), 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) [2021-11-22 16:20:16,416 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-22 16:20:16,416 INFO L93 Difference]: Finished difference Result 720 states and 978 transitions. [2021-11-22 16:20:16,417 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-11-22 16:20:16,417 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 6.0) internal successors, (30), 4 states have internal predecessors, (30), 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 30 [2021-11-22 16:20:16,417 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-22 16:20:16,423 INFO L225 Difference]: With dead ends: 720 [2021-11-22 16:20:16,423 INFO L226 Difference]: Without dead ends: 589 [2021-11-22 16:20:16,425 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 8 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 5 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=27, Invalid=45, Unknown=0, NotChecked=0, Total=72 [2021-11-22 16:20:16,426 INFO L933 BasicCegarLoop]: 167 mSDtfsCounter, 346 mSDsluCounter, 479 mSDsCounter, 0 mSdLazyCounter, 63 mSolverCounterSat, 13 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 346 SdHoareTripleChecker+Valid, 646 SdHoareTripleChecker+Invalid, 76 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 13 IncrementalHoareTripleChecker+Valid, 63 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2021-11-22 16:20:16,427 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [346 Valid, 646 Invalid, 76 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [13 Valid, 63 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2021-11-22 16:20:16,429 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 589 states. [2021-11-22 16:20:16,480 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 589 to 262. [2021-11-22 16:20:16,481 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 262 states, 261 states have (on average 1.3371647509578544) internal successors, (349), 261 states have internal predecessors, (349), 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) [2021-11-22 16:20:16,482 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 262 states to 262 states and 349 transitions. [2021-11-22 16:20:16,483 INFO L78 Accepts]: Start accepts. Automaton has 262 states and 349 transitions. Word has length 30 [2021-11-22 16:20:16,483 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-22 16:20:16,483 INFO L470 AbstractCegarLoop]: Abstraction has 262 states and 349 transitions. [2021-11-22 16:20:16,484 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 6.0) internal successors, (30), 4 states have internal predecessors, (30), 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) [2021-11-22 16:20:16,484 INFO L276 IsEmpty]: Start isEmpty. Operand 262 states and 349 transitions. [2021-11-22 16:20:16,492 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2021-11-22 16:20:16,492 INFO L506 BasicCegarLoop]: Found error trace [2021-11-22 16:20:16,492 INFO L514 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] [2021-11-22 16:20:16,492 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2021-11-22 16:20:16,493 INFO L402 AbstractCegarLoop]: === Iteration 5 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION] === [2021-11-22 16:20:16,493 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-22 16:20:16,493 INFO L85 PathProgramCache]: Analyzing trace with hash -69879064, now seen corresponding path program 1 times [2021-11-22 16:20:16,493 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-22 16:20:16,494 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1737658125] [2021-11-22 16:20:16,494 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-22 16:20:16,494 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 16:20:16,537 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 16:20:16,605 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-22 16:20:16,605 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-11-22 16:20:16,605 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1737658125] [2021-11-22 16:20:16,605 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1737658125] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-22 16:20:16,606 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-11-22 16:20:16,606 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2021-11-22 16:20:16,606 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1487783232] [2021-11-22 16:20:16,606 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-22 16:20:16,607 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2021-11-22 16:20:16,607 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-11-22 16:20:16,607 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2021-11-22 16:20:16,607 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2021-11-22 16:20:16,608 INFO L87 Difference]: Start difference. First operand 262 states and 349 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) [2021-11-22 16:20:16,808 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-22 16:20:16,809 INFO L93 Difference]: Finished difference Result 1372 states and 1836 transitions. [2021-11-22 16:20:16,809 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2021-11-22 16:20:16,809 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 [2021-11-22 16:20:16,810 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-22 16:20:16,816 INFO L225 Difference]: With dead ends: 1372 [2021-11-22 16:20:16,817 INFO L226 Difference]: Without dead ends: 1118 [2021-11-22 16:20:16,821 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 8 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 5 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=27, Invalid=45, Unknown=0, NotChecked=0, Total=72 [2021-11-22 16:20:16,826 INFO L933 BasicCegarLoop]: 207 mSDtfsCounter, 367 mSDsluCounter, 472 mSDsCounter, 0 mSdLazyCounter, 52 mSolverCounterSat, 11 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 367 SdHoareTripleChecker+Valid, 679 SdHoareTripleChecker+Invalid, 63 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 11 IncrementalHoareTripleChecker+Valid, 52 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2021-11-22 16:20:16,827 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [367 Valid, 679 Invalid, 63 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [11 Valid, 52 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2021-11-22 16:20:16,830 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1118 states. [2021-11-22 16:20:16,880 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1118 to 374. [2021-11-22 16:20:16,881 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 374 states, 373 states have (on average 1.2949061662198391) internal successors, (483), 373 states have internal predecessors, (483), 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) [2021-11-22 16:20:16,883 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 374 states to 374 states and 483 transitions. [2021-11-22 16:20:16,883 INFO L78 Accepts]: Start accepts. Automaton has 374 states and 483 transitions. Word has length 32 [2021-11-22 16:20:16,883 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-22 16:20:16,884 INFO L470 AbstractCegarLoop]: Abstraction has 374 states and 483 transitions. [2021-11-22 16:20:16,884 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) [2021-11-22 16:20:16,885 INFO L276 IsEmpty]: Start isEmpty. Operand 374 states and 483 transitions. [2021-11-22 16:20:16,889 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 45 [2021-11-22 16:20:16,891 INFO L506 BasicCegarLoop]: Found error trace [2021-11-22 16:20:16,891 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-22 16:20:16,892 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2021-11-22 16:20:16,892 INFO L402 AbstractCegarLoop]: === Iteration 6 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION] === [2021-11-22 16:20:16,893 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-22 16:20:16,893 INFO L85 PathProgramCache]: Analyzing trace with hash -963944028, now seen corresponding path program 1 times [2021-11-22 16:20:16,893 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-22 16:20:16,895 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [286323562] [2021-11-22 16:20:16,895 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-22 16:20:16,901 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 16:20:16,938 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 16:20:16,971 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-22 16:20:16,971 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-11-22 16:20:16,972 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [286323562] [2021-11-22 16:20:16,972 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [286323562] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-22 16:20:16,972 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-11-22 16:20:16,972 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2021-11-22 16:20:16,972 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1100361852] [2021-11-22 16:20:16,972 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-22 16:20:16,973 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2021-11-22 16:20:16,973 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-11-22 16:20:16,973 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-11-22 16:20:16,973 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-11-22 16:20:16,974 INFO L87 Difference]: Start difference. First operand 374 states and 483 transitions. Second operand has 3 states, 3 states have (on average 14.666666666666666) internal successors, (44), 2 states have internal predecessors, (44), 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) [2021-11-22 16:20:17,041 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-22 16:20:17,042 INFO L93 Difference]: Finished difference Result 1098 states and 1425 transitions. [2021-11-22 16:20:17,042 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-11-22 16:20:17,042 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 14.666666666666666) internal successors, (44), 2 states have internal predecessors, (44), 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 44 [2021-11-22 16:20:17,043 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-22 16:20:17,047 INFO L225 Difference]: With dead ends: 1098 [2021-11-22 16:20:17,047 INFO L226 Difference]: Without dead ends: 732 [2021-11-22 16:20:17,048 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 2 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-11-22 16:20:17,053 INFO L933 BasicCegarLoop]: 94 mSDtfsCounter, 69 mSDsluCounter, 83 mSDsCounter, 0 mSdLazyCounter, 10 mSolverCounterSat, 6 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 69 SdHoareTripleChecker+Valid, 177 SdHoareTripleChecker+Invalid, 16 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 6 IncrementalHoareTripleChecker+Valid, 10 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2021-11-22 16:20:17,058 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [69 Valid, 177 Invalid, 16 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [6 Valid, 10 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2021-11-22 16:20:17,060 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 732 states. [2021-11-22 16:20:17,133 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 732 to 730. [2021-11-22 16:20:17,135 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 730 states, 729 states have (on average 1.2798353909465021) internal successors, (933), 729 states have internal predecessors, (933), 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) [2021-11-22 16:20:17,138 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 730 states to 730 states and 933 transitions. [2021-11-22 16:20:17,139 INFO L78 Accepts]: Start accepts. Automaton has 730 states and 933 transitions. Word has length 44 [2021-11-22 16:20:17,140 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-22 16:20:17,141 INFO L470 AbstractCegarLoop]: Abstraction has 730 states and 933 transitions. [2021-11-22 16:20:17,141 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 14.666666666666666) internal successors, (44), 2 states have internal predecessors, (44), 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) [2021-11-22 16:20:17,142 INFO L276 IsEmpty]: Start isEmpty. Operand 730 states and 933 transitions. [2021-11-22 16:20:17,143 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 45 [2021-11-22 16:20:17,144 INFO L506 BasicCegarLoop]: Found error trace [2021-11-22 16:20:17,144 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-22 16:20:17,144 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5 [2021-11-22 16:20:17,144 INFO L402 AbstractCegarLoop]: === Iteration 7 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION] === [2021-11-22 16:20:17,145 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-22 16:20:17,145 INFO L85 PathProgramCache]: Analyzing trace with hash -146295578, now seen corresponding path program 1 times [2021-11-22 16:20:17,146 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-22 16:20:17,146 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1033280643] [2021-11-22 16:20:17,146 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-22 16:20:17,146 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 16:20:17,168 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 16:20:17,233 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-22 16:20:17,233 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-11-22 16:20:17,233 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1033280643] [2021-11-22 16:20:17,234 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1033280643] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-22 16:20:17,234 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-11-22 16:20:17,234 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2021-11-22 16:20:17,234 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2001583170] [2021-11-22 16:20:17,234 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-22 16:20:17,235 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2021-11-22 16:20:17,235 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-11-22 16:20:17,235 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2021-11-22 16:20:17,236 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2021-11-22 16:20:17,236 INFO L87 Difference]: Start difference. First operand 730 states and 933 transitions. Second operand has 5 states, 5 states have (on average 8.8) internal successors, (44), 5 states have internal predecessors, (44), 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) [2021-11-22 16:20:17,383 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-22 16:20:17,383 INFO L93 Difference]: Finished difference Result 1964 states and 2482 transitions. [2021-11-22 16:20:17,384 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-11-22 16:20:17,384 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 8.8) internal successors, (44), 5 states have internal predecessors, (44), 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 44 [2021-11-22 16:20:17,385 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-22 16:20:17,392 INFO L225 Difference]: With dead ends: 1964 [2021-11-22 16:20:17,392 INFO L226 Difference]: Without dead ends: 1242 [2021-11-22 16:20:17,396 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 9 GetRequests, 4 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=17, Invalid=25, Unknown=0, NotChecked=0, Total=42 [2021-11-22 16:20:17,397 INFO L933 BasicCegarLoop]: 131 mSDtfsCounter, 174 mSDsluCounter, 346 mSDsCounter, 0 mSdLazyCounter, 29 mSolverCounterSat, 6 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 174 SdHoareTripleChecker+Valid, 477 SdHoareTripleChecker+Invalid, 35 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 6 IncrementalHoareTripleChecker+Valid, 29 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2021-11-22 16:20:17,398 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [174 Valid, 477 Invalid, 35 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [6 Valid, 29 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2021-11-22 16:20:17,400 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1242 states. [2021-11-22 16:20:17,489 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1242 to 778. [2021-11-22 16:20:17,491 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 778 states, 777 states have (on average 1.2625482625482625) internal successors, (981), 777 states have internal predecessors, (981), 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) [2021-11-22 16:20:17,494 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 778 states to 778 states and 981 transitions. [2021-11-22 16:20:17,494 INFO L78 Accepts]: Start accepts. Automaton has 778 states and 981 transitions. Word has length 44 [2021-11-22 16:20:17,495 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-22 16:20:17,495 INFO L470 AbstractCegarLoop]: Abstraction has 778 states and 981 transitions. [2021-11-22 16:20:17,495 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 8.8) internal successors, (44), 5 states have internal predecessors, (44), 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) [2021-11-22 16:20:17,495 INFO L276 IsEmpty]: Start isEmpty. Operand 778 states and 981 transitions. [2021-11-22 16:20:17,497 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 45 [2021-11-22 16:20:17,497 INFO L506 BasicCegarLoop]: Found error trace [2021-11-22 16:20:17,498 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-22 16:20:17,498 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6 [2021-11-22 16:20:17,498 INFO L402 AbstractCegarLoop]: === Iteration 8 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION] === [2021-11-22 16:20:17,500 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-22 16:20:17,500 INFO L85 PathProgramCache]: Analyzing trace with hash -2140440284, now seen corresponding path program 1 times [2021-11-22 16:20:17,500 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-22 16:20:17,500 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1696104753] [2021-11-22 16:20:17,500 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-22 16:20:17,501 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 16:20:17,530 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 16:20:17,589 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-22 16:20:17,589 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-11-22 16:20:17,589 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1696104753] [2021-11-22 16:20:17,590 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1696104753] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-22 16:20:17,590 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-11-22 16:20:17,590 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2021-11-22 16:20:17,590 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1899297038] [2021-11-22 16:20:17,590 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-22 16:20:17,592 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2021-11-22 16:20:17,592 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-11-22 16:20:17,592 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2021-11-22 16:20:17,592 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2021-11-22 16:20:17,593 INFO L87 Difference]: Start difference. First operand 778 states and 981 transitions. Second operand has 5 states, 5 states have (on average 8.8) internal successors, (44), 5 states have internal predecessors, (44), 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) [2021-11-22 16:20:17,767 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-22 16:20:17,767 INFO L93 Difference]: Finished difference Result 1812 states and 2274 transitions. [2021-11-22 16:20:17,767 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2021-11-22 16:20:17,768 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 8.8) internal successors, (44), 5 states have internal predecessors, (44), 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 44 [2021-11-22 16:20:17,768 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-22 16:20:17,774 INFO L225 Difference]: With dead ends: 1812 [2021-11-22 16:20:17,774 INFO L226 Difference]: Without dead ends: 1042 [2021-11-22 16:20:17,776 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 13 GetRequests, 6 SyntacticMatches, 0 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 5 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=27, Invalid=45, Unknown=0, NotChecked=0, Total=72 [2021-11-22 16:20:17,777 INFO L933 BasicCegarLoop]: 132 mSDtfsCounter, 416 mSDsluCounter, 342 mSDsCounter, 0 mSdLazyCounter, 33 mSolverCounterSat, 11 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 416 SdHoareTripleChecker+Valid, 474 SdHoareTripleChecker+Invalid, 44 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 11 IncrementalHoareTripleChecker+Valid, 33 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2021-11-22 16:20:17,777 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [416 Valid, 474 Invalid, 44 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [11 Valid, 33 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2021-11-22 16:20:17,779 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1042 states. [2021-11-22 16:20:17,835 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1042 to 702. [2021-11-22 16:20:17,837 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 702 states, 701 states have (on average 1.2567760342368046) internal successors, (881), 701 states have internal predecessors, (881), 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) [2021-11-22 16:20:17,840 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 702 states to 702 states and 881 transitions. [2021-11-22 16:20:17,841 INFO L78 Accepts]: Start accepts. Automaton has 702 states and 881 transitions. Word has length 44 [2021-11-22 16:20:17,846 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-22 16:20:17,847 INFO L470 AbstractCegarLoop]: Abstraction has 702 states and 881 transitions. [2021-11-22 16:20:17,847 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 8.8) internal successors, (44), 5 states have internal predecessors, (44), 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) [2021-11-22 16:20:17,847 INFO L276 IsEmpty]: Start isEmpty. Operand 702 states and 881 transitions. [2021-11-22 16:20:17,848 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 47 [2021-11-22 16:20:17,849 INFO L506 BasicCegarLoop]: Found error trace [2021-11-22 16:20:17,849 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-22 16:20:17,849 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable7 [2021-11-22 16:20:17,849 INFO L402 AbstractCegarLoop]: === Iteration 9 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION] === [2021-11-22 16:20:17,850 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-22 16:20:17,851 INFO L85 PathProgramCache]: Analyzing trace with hash -942061987, now seen corresponding path program 1 times [2021-11-22 16:20:17,851 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-22 16:20:17,851 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1225172177] [2021-11-22 16:20:17,851 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-22 16:20:17,851 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 16:20:17,884 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 16:20:17,941 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-22 16:20:17,941 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-11-22 16:20:17,941 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1225172177] [2021-11-22 16:20:17,941 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1225172177] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-22 16:20:17,941 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-11-22 16:20:17,941 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2021-11-22 16:20:17,942 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1566789713] [2021-11-22 16:20:17,942 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-22 16:20:17,942 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 8 states [2021-11-22 16:20:17,943 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-11-22 16:20:17,943 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2021-11-22 16:20:17,943 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=14, Invalid=42, Unknown=0, NotChecked=0, Total=56 [2021-11-22 16:20:17,944 INFO L87 Difference]: Start difference. First operand 702 states and 881 transitions. Second operand has 8 states, 8 states have (on average 5.75) internal successors, (46), 8 states have internal predecessors, (46), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-22 16:20:18,630 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-22 16:20:18,630 INFO L93 Difference]: Finished difference Result 3777 states and 4703 transitions. [2021-11-22 16:20:18,630 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 25 states. [2021-11-22 16:20:18,631 INFO L78 Accepts]: Start accepts. Automaton has has 8 states, 8 states have (on average 5.75) internal successors, (46), 8 states have internal predecessors, (46), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 46 [2021-11-22 16:20:18,631 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-22 16:20:18,648 INFO L225 Difference]: With dead ends: 3777 [2021-11-22 16:20:18,648 INFO L226 Difference]: Without dead ends: 3083 [2021-11-22 16:20:18,650 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 36 GetRequests, 11 SyntacticMatches, 0 SemanticMatches, 25 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 150 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=190, Invalid=512, Unknown=0, NotChecked=0, Total=702 [2021-11-22 16:20:18,653 INFO L933 BasicCegarLoop]: 317 mSDtfsCounter, 821 mSDsluCounter, 1529 mSDsCounter, 0 mSdLazyCounter, 201 mSolverCounterSat, 32 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 821 SdHoareTripleChecker+Valid, 1846 SdHoareTripleChecker+Invalid, 233 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 32 IncrementalHoareTripleChecker+Valid, 201 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.2s IncrementalHoareTripleChecker+Time [2021-11-22 16:20:18,653 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [821 Valid, 1846 Invalid, 233 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [32 Valid, 201 Invalid, 0 Unknown, 0 Unchecked, 0.2s Time] [2021-11-22 16:20:18,657 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3083 states. [2021-11-22 16:20:18,734 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3083 to 692. [2021-11-22 16:20:18,736 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 692 states, 691 states have (on average 1.2431259044862517) internal successors, (859), 691 states have internal predecessors, (859), 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) [2021-11-22 16:20:18,739 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 692 states to 692 states and 859 transitions. [2021-11-22 16:20:18,739 INFO L78 Accepts]: Start accepts. Automaton has 692 states and 859 transitions. Word has length 46 [2021-11-22 16:20:18,739 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-22 16:20:18,739 INFO L470 AbstractCegarLoop]: Abstraction has 692 states and 859 transitions. [2021-11-22 16:20:18,740 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 8 states, 8 states have (on average 5.75) internal successors, (46), 8 states have internal predecessors, (46), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-22 16:20:18,740 INFO L276 IsEmpty]: Start isEmpty. Operand 692 states and 859 transitions. [2021-11-22 16:20:18,741 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 69 [2021-11-22 16:20:18,742 INFO L506 BasicCegarLoop]: Found error trace [2021-11-22 16:20:18,742 INFO L514 BasicCegarLoop]: trace histogram [2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-22 16:20:18,742 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable8 [2021-11-22 16:20:18,742 INFO L402 AbstractCegarLoop]: === Iteration 10 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION] === [2021-11-22 16:20:18,743 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-22 16:20:18,743 INFO L85 PathProgramCache]: Analyzing trace with hash 1477467337, now seen corresponding path program 1 times [2021-11-22 16:20:18,743 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-22 16:20:18,743 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [95752909] [2021-11-22 16:20:18,743 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-22 16:20:18,743 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 16:20:18,763 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 16:20:18,795 INFO L134 CoverageAnalysis]: Checked inductivity of 15 backedges. 12 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-22 16:20:18,795 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-11-22 16:20:18,795 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [95752909] [2021-11-22 16:20:18,795 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [95752909] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-22 16:20:18,796 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-11-22 16:20:18,796 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-11-22 16:20:18,796 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [182643276] [2021-11-22 16:20:18,796 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-22 16:20:18,796 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2021-11-22 16:20:18,796 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-11-22 16:20:18,797 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-11-22 16:20:18,797 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-11-22 16:20:18,797 INFO L87 Difference]: Start difference. First operand 692 states and 859 transitions. Second operand has 3 states, 3 states have (on average 22.0) internal successors, (66), 3 states have internal predecessors, (66), 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) [2021-11-22 16:20:18,853 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-22 16:20:18,853 INFO L93 Difference]: Finished difference Result 1143 states and 1415 transitions. [2021-11-22 16:20:18,853 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-11-22 16:20:18,853 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 22.0) internal successors, (66), 3 states have internal predecessors, (66), 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 68 [2021-11-22 16:20:18,854 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-22 16:20:18,856 INFO L225 Difference]: With dead ends: 1143 [2021-11-22 16:20:18,857 INFO L226 Difference]: Without dead ends: 459 [2021-11-22 16:20:18,858 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-11-22 16:20:18,858 INFO L933 BasicCegarLoop]: 119 mSDtfsCounter, 28 mSDsluCounter, 93 mSDsCounter, 0 mSdLazyCounter, 5 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 28 SdHoareTripleChecker+Valid, 212 SdHoareTripleChecker+Invalid, 5 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 5 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2021-11-22 16:20:18,859 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [28 Valid, 212 Invalid, 5 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 5 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2021-11-22 16:20:18,861 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 459 states. [2021-11-22 16:20:18,899 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 459 to 451. [2021-11-22 16:20:18,901 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 451 states, 450 states have (on average 1.2266666666666666) internal successors, (552), 450 states have internal predecessors, (552), 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) [2021-11-22 16:20:18,902 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 451 states to 451 states and 552 transitions. [2021-11-22 16:20:18,903 INFO L78 Accepts]: Start accepts. Automaton has 451 states and 552 transitions. Word has length 68 [2021-11-22 16:20:18,903 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-22 16:20:18,903 INFO L470 AbstractCegarLoop]: Abstraction has 451 states and 552 transitions. [2021-11-22 16:20:18,903 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 22.0) internal successors, (66), 3 states have internal predecessors, (66), 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) [2021-11-22 16:20:18,903 INFO L276 IsEmpty]: Start isEmpty. Operand 451 states and 552 transitions. [2021-11-22 16:20:18,904 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 74 [2021-11-22 16:20:18,905 INFO L506 BasicCegarLoop]: Found error trace [2021-11-22 16:20:18,905 INFO L514 BasicCegarLoop]: trace histogram [2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-22 16:20:18,905 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable9 [2021-11-22 16:20:18,905 INFO L402 AbstractCegarLoop]: === Iteration 11 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION] === [2021-11-22 16:20:18,906 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-22 16:20:18,906 INFO L85 PathProgramCache]: Analyzing trace with hash 1844602042, now seen corresponding path program 1 times [2021-11-22 16:20:18,906 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-22 16:20:18,906 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [304063256] [2021-11-22 16:20:18,906 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-22 16:20:18,907 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 16:20:18,932 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 16:20:18,981 INFO L134 CoverageAnalysis]: Checked inductivity of 17 backedges. 17 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-22 16:20:18,982 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-11-22 16:20:18,982 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [304063256] [2021-11-22 16:20:18,982 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [304063256] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-22 16:20:18,982 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-11-22 16:20:18,982 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-11-22 16:20:18,982 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [270824364] [2021-11-22 16:20:18,983 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-22 16:20:18,983 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2021-11-22 16:20:18,983 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-11-22 16:20:18,983 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-11-22 16:20:18,984 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-11-22 16:20:18,984 INFO L87 Difference]: Start difference. First operand 451 states and 552 transitions. Second operand has 3 states, 3 states have (on average 24.333333333333332) internal successors, (73), 3 states have internal predecessors, (73), 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) [2021-11-22 16:20:19,068 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-22 16:20:19,068 INFO L93 Difference]: Finished difference Result 739 states and 900 transitions. [2021-11-22 16:20:19,069 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-11-22 16:20:19,069 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 24.333333333333332) internal successors, (73), 3 states have internal predecessors, (73), 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 73 [2021-11-22 16:20:19,070 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-22 16:20:19,074 INFO L225 Difference]: With dead ends: 739 [2021-11-22 16:20:19,074 INFO L226 Difference]: Without dead ends: 737 [2021-11-22 16:20:19,074 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-11-22 16:20:19,075 INFO L933 BasicCegarLoop]: 98 mSDtfsCounter, 61 mSDsluCounter, 86 mSDsCounter, 0 mSdLazyCounter, 3 mSolverCounterSat, 4 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 61 SdHoareTripleChecker+Valid, 184 SdHoareTripleChecker+Invalid, 7 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 4 IncrementalHoareTripleChecker+Valid, 3 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2021-11-22 16:20:19,075 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [61 Valid, 184 Invalid, 7 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [4 Valid, 3 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2021-11-22 16:20:19,077 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 737 states. [2021-11-22 16:20:19,128 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 737 to 516. [2021-11-22 16:20:19,129 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 516 states, 515 states have (on average 1.2427184466019416) internal successors, (640), 515 states have internal predecessors, (640), 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) [2021-11-22 16:20:19,131 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 516 states to 516 states and 640 transitions. [2021-11-22 16:20:19,131 INFO L78 Accepts]: Start accepts. Automaton has 516 states and 640 transitions. Word has length 73 [2021-11-22 16:20:19,132 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-22 16:20:19,132 INFO L470 AbstractCegarLoop]: Abstraction has 516 states and 640 transitions. [2021-11-22 16:20:19,132 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 24.333333333333332) internal successors, (73), 3 states have internal predecessors, (73), 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) [2021-11-22 16:20:19,132 INFO L276 IsEmpty]: Start isEmpty. Operand 516 states and 640 transitions. [2021-11-22 16:20:19,134 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 104 [2021-11-22 16:20:19,134 INFO L506 BasicCegarLoop]: Found error trace [2021-11-22 16:20:19,134 INFO L514 BasicCegarLoop]: trace histogram [3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-22 16:20:19,135 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable10 [2021-11-22 16:20:19,135 INFO L402 AbstractCegarLoop]: === Iteration 12 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION] === [2021-11-22 16:20:19,135 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-22 16:20:19,135 INFO L85 PathProgramCache]: Analyzing trace with hash 761612395, now seen corresponding path program 1 times [2021-11-22 16:20:19,135 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-22 16:20:19,136 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [702799255] [2021-11-22 16:20:19,136 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-22 16:20:19,136 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 16:20:19,152 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 16:20:19,233 INFO L134 CoverageAnalysis]: Checked inductivity of 64 backedges. 48 proven. 0 refuted. 0 times theorem prover too weak. 16 trivial. 0 not checked. [2021-11-22 16:20:19,233 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-11-22 16:20:19,234 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [702799255] [2021-11-22 16:20:19,234 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [702799255] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-22 16:20:19,234 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-11-22 16:20:19,234 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2021-11-22 16:20:19,234 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1761151234] [2021-11-22 16:20:19,235 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-22 16:20:19,235 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2021-11-22 16:20:19,235 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-11-22 16:20:19,236 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2021-11-22 16:20:19,236 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2021-11-22 16:20:19,236 INFO L87 Difference]: Start difference. First operand 516 states and 640 transitions. Second operand has 6 states, 6 states have (on average 15.0) internal successors, (90), 6 states have internal predecessors, (90), 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) [2021-11-22 16:20:19,458 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-22 16:20:19,458 INFO L93 Difference]: Finished difference Result 1590 states and 1933 transitions. [2021-11-22 16:20:19,458 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2021-11-22 16:20:19,459 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 6 states have (on average 15.0) internal successors, (90), 6 states have internal predecessors, (90), 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 103 [2021-11-22 16:20:19,459 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-22 16:20:19,459 INFO L225 Difference]: With dead ends: 1590 [2021-11-22 16:20:19,459 INFO L226 Difference]: Without dead ends: 0 [2021-11-22 16:20:19,462 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 22 GetRequests, 10 SyntacticMatches, 0 SemanticMatches, 12 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 23 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=60, Invalid=122, Unknown=0, NotChecked=0, Total=182 [2021-11-22 16:20:19,463 INFO L933 BasicCegarLoop]: 248 mSDtfsCounter, 333 mSDsluCounter, 771 mSDsCounter, 0 mSdLazyCounter, 84 mSolverCounterSat, 8 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 333 SdHoareTripleChecker+Valid, 1019 SdHoareTripleChecker+Invalid, 92 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 8 IncrementalHoareTripleChecker+Valid, 84 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2021-11-22 16:20:19,464 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [333 Valid, 1019 Invalid, 92 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [8 Valid, 84 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2021-11-22 16:20:19,464 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2021-11-22 16:20:19,464 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2021-11-22 16:20:19,465 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) [2021-11-22 16:20:19,465 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2021-11-22 16:20:19,465 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 103 [2021-11-22 16:20:19,465 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-22 16:20:19,465 INFO L470 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2021-11-22 16:20:19,466 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 15.0) internal successors, (90), 6 states have internal predecessors, (90), 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) [2021-11-22 16:20:19,466 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2021-11-22 16:20:19,466 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2021-11-22 16:20:19,468 INFO L764 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION (2 of 3 remaining) [2021-11-22 16:20:19,469 INFO L764 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION (1 of 3 remaining) [2021-11-22 16:20:19,469 INFO L764 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION (0 of 3 remaining) [2021-11-22 16:20:19,469 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable11 [2021-11-22 16:20:19,472 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2021-11-22 16:20:44,023 WARN L227 SmtUtils]: Spent 8.50s on a formula simplification. DAG size of input: 156 DAG size of output: 153 (called from [L 182] de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.HoareAnnotationComposer.or) [2021-11-22 16:20:53,976 INFO L858 garLoopResultBuilder]: For program point ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION(line 895) no Hoare annotation was computed. [2021-11-22 16:20:53,976 INFO L858 garLoopResultBuilder]: For program point L465(lines 465 471) no Hoare annotation was computed. [2021-11-22 16:20:53,976 INFO L858 garLoopResultBuilder]: For program point L465-2(lines 465 471) no Hoare annotation was computed. [2021-11-22 16:20:53,976 INFO L858 garLoopResultBuilder]: For program point L895(line 895) no Hoare annotation was computed. [2021-11-22 16:20:53,977 INFO L858 garLoopResultBuilder]: For program point L895-1(line 895) no Hoare annotation was computed. [2021-11-22 16:20:53,977 INFO L858 garLoopResultBuilder]: For program point L895-2(line 895) no Hoare annotation was computed. [2021-11-22 16:20:53,977 INFO L854 garLoopResultBuilder]: At program point L169(lines 165 171) the Hoare annotation is: (and (= ~pumpRunning~0 0) (= ~methAndRunningLastTime~0 0) (= ~methaneLevelCritical~0 0) (<= ~waterLevel~0 1) (= 1 ~systemActive~0)) [2021-11-22 16:20:53,977 INFO L854 garLoopResultBuilder]: At program point L896(lines 891 898) the Hoare annotation is: false [2021-11-22 16:20:53,977 INFO L854 garLoopResultBuilder]: At program point L896-1(lines 891 898) the Hoare annotation is: false [2021-11-22 16:20:53,977 INFO L854 garLoopResultBuilder]: At program point L896-2(lines 891 898) the Hoare annotation is: false [2021-11-22 16:20:53,977 INFO L858 garLoopResultBuilder]: For program point L368(lines 368 374) no Hoare annotation was computed. [2021-11-22 16:20:53,977 INFO L854 garLoopResultBuilder]: At program point L368-2(lines 361 377) the Hoare annotation is: (and (= ~methaneLevelCritical~0 0) (= |ULTIMATE.start_isMethaneLevelCritical_#res#1| 0) (= 1 ~systemActive~0) (= |ULTIMATE.start_test_~splverifierCounter~0#1| 0)) [2021-11-22 16:20:53,977 INFO L858 garLoopResultBuilder]: For program point L368-3(lines 368 374) no Hoare annotation was computed. [2021-11-22 16:20:53,978 INFO L854 garLoopResultBuilder]: At program point L368-5(lines 361 377) the Hoare annotation is: (let ((.cse0 (= 1 ~systemActive~0)) (.cse1 (= |ULTIMATE.start_test_~splverifierCounter~0#1| 0))) (or (and (= ~pumpRunning~0 0) (not (= |ULTIMATE.start_activatePump_~tmp~3#1| 0)) (<= 1 |ULTIMATE.start_isMethaneAlarm_#res#1|) .cse0 (= ~methaneLevelCritical~0 1) .cse1 (= |ULTIMATE.start_isMethaneLevelCritical_#res#1| 1)) (and (= ~methaneLevelCritical~0 0) (= |ULTIMATE.start_isMethaneLevelCritical_#res#1| 0) .cse0 .cse1))) [2021-11-22 16:20:53,978 INFO L858 garLoopResultBuilder]: For program point L368-6(lines 368 374) no Hoare annotation was computed. [2021-11-22 16:20:53,978 INFO L854 garLoopResultBuilder]: At program point L203-2(lines 203 252) the Hoare annotation is: (let ((.cse2 (= 1 ~systemActive~0)) (.cse3 (= ~methaneLevelCritical~0 1)) (.cse5 (= |ULTIMATE.start_isMethaneLevelCritical_#res#1| 1)) (.cse0 (= ~pumpRunning~0 0)) (.cse1 (= ~methAndRunningLastTime~0 0)) (.cse6 (= ~methaneLevelCritical~0 0)) (.cse4 (= |ULTIMATE.start_test_~splverifierCounter~0#1| 0)) (.cse7 (= 0 ~systemActive~0))) (or (and .cse0 .cse1 .cse2 .cse3 .cse4 .cse5) (and .cse1 .cse6 .cse2 .cse4) (and .cse0 .cse1 .cse3 .cse4 .cse7 .cse5) (and .cse0 .cse1 .cse6 (= |ULTIMATE.start___utac_acc__Specification2_spec__2_~tmp~5#1| 0) (= |ULTIMATE.start_isMethaneLevelCritical_#res#1| 0) .cse4 .cse7))) [2021-11-22 16:20:53,978 INFO L854 garLoopResultBuilder]: At program point L368-8(lines 361 377) the Hoare annotation is: false [2021-11-22 16:20:53,978 INFO L858 garLoopResultBuilder]: For program point L368-9(lines 368 374) no Hoare annotation was computed. [2021-11-22 16:20:53,978 INFO L854 garLoopResultBuilder]: At program point L368-11(lines 361 377) the Hoare annotation is: false [2021-11-22 16:20:53,979 INFO L858 garLoopResultBuilder]: For program point L368-12(lines 368 374) no Hoare annotation was computed. [2021-11-22 16:20:53,979 INFO L854 garLoopResultBuilder]: At program point L368-14(lines 361 377) the Hoare annotation is: false [2021-11-22 16:20:53,979 INFO L858 garLoopResultBuilder]: For program point L368-15(lines 368 374) no Hoare annotation was computed. [2021-11-22 16:20:53,979 INFO L854 garLoopResultBuilder]: At program point L368-17(lines 361 377) the Hoare annotation is: false [2021-11-22 16:20:53,979 INFO L854 garLoopResultBuilder]: At program point L402(lines 397 405) the Hoare annotation is: (let ((.cse0 (= ~pumpRunning~0 0)) (.cse1 (= ~methaneLevelCritical~0 1)) (.cse2 (= |ULTIMATE.start_isPumpRunning_#res#1| 0)) (.cse3 (= |ULTIMATE.start_test_~splverifierCounter~0#1| 0)) (.cse4 (= |ULTIMATE.start_isMethaneLevelCritical_#res#1| 1))) (or (and .cse0 .cse1 .cse2 .cse3 (= 0 ~systemActive~0) .cse4) (and .cse0 (= 1 ~systemActive~0) .cse1 .cse2 .cse3 .cse4))) [2021-11-22 16:20:53,980 INFO L854 garLoopResultBuilder]: At program point L402-1(lines 397 405) the Hoare annotation is: false [2021-11-22 16:20:53,980 INFO L858 garLoopResultBuilder]: For program point L336(lines 336 344) no Hoare annotation was computed. [2021-11-22 16:20:53,980 INFO L854 garLoopResultBuilder]: At program point L402-2(lines 397 405) the Hoare annotation is: false [2021-11-22 16:20:53,980 INFO L858 garLoopResultBuilder]: For program point L336-3(lines 336 344) no Hoare annotation was computed. [2021-11-22 16:20:53,980 INFO L858 garLoopResultBuilder]: For program point L204(lines 203 252) no Hoare annotation was computed. [2021-11-22 16:20:53,980 INFO L858 garLoopResultBuilder]: For program point L336-6(lines 336 344) no Hoare annotation was computed. [2021-11-22 16:20:53,981 INFO L858 garLoopResultBuilder]: For program point L205(lines 205 209) no Hoare annotation was computed. [2021-11-22 16:20:53,981 INFO L858 garLoopResultBuilder]: For program point L503(lines 503 520) no Hoare annotation was computed. [2021-11-22 16:20:53,981 INFO L854 garLoopResultBuilder]: At program point L503-1(lines 495 523) the Hoare annotation is: (let ((.cse2 (= 1 ~systemActive~0)) (.cse3 (= ~methaneLevelCritical~0 1)) (.cse5 (= |ULTIMATE.start_isMethaneLevelCritical_#res#1| 1)) (.cse0 (= ~pumpRunning~0 0)) (.cse1 (= ~methAndRunningLastTime~0 0)) (.cse6 (= ~methaneLevelCritical~0 0)) (.cse7 (= |ULTIMATE.start___utac_acc__Specification2_spec__2_~tmp~5#1| 0)) (.cse8 (= |ULTIMATE.start_isMethaneLevelCritical_#res#1| 0)) (.cse4 (= |ULTIMATE.start_test_~splverifierCounter~0#1| 0)) (.cse9 (= 0 ~systemActive~0))) (or (and .cse0 .cse1 .cse2 .cse3 .cse4 .cse5) (and .cse1 .cse6 .cse7 .cse8 .cse2 .cse4) (and .cse0 .cse1 .cse3 .cse4 .cse9 .cse5) (and .cse0 .cse1 .cse6 .cse7 .cse8 .cse4 .cse9))) [2021-11-22 16:20:53,981 INFO L858 garLoopResultBuilder]: For program point L503-2(lines 503 520) no Hoare annotation was computed. [2021-11-22 16:20:53,981 INFO L854 garLoopResultBuilder]: At program point L503-3(lines 495 523) the Hoare annotation is: false [2021-11-22 16:20:53,981 INFO L858 garLoopResultBuilder]: For program point L503-4(lines 503 520) no Hoare annotation was computed. [2021-11-22 16:20:53,982 INFO L854 garLoopResultBuilder]: At program point L503-5(lines 495 523) the Hoare annotation is: false [2021-11-22 16:20:53,982 INFO L858 garLoopResultBuilder]: For program point L140(lines 140 146) no Hoare annotation was computed. [2021-11-22 16:20:53,982 INFO L858 garLoopResultBuilder]: For program point L140-1(lines 140 146) no Hoare annotation was computed. [2021-11-22 16:20:53,982 INFO L858 garLoopResultBuilder]: For program point L140-2(lines 140 146) no Hoare annotation was computed. [2021-11-22 16:20:53,982 INFO L858 garLoopResultBuilder]: For program point L140-3(lines 140 146) no Hoare annotation was computed. [2021-11-22 16:20:53,982 INFO L858 garLoopResultBuilder]: For program point L140-4(lines 140 146) no Hoare annotation was computed. [2021-11-22 16:20:53,983 INFO L858 garLoopResultBuilder]: For program point L140-5(lines 140 146) no Hoare annotation was computed. [2021-11-22 16:20:53,983 INFO L858 garLoopResultBuilder]: For program point L306(lines 306 323) no Hoare annotation was computed. [2021-11-22 16:20:53,983 INFO L854 garLoopResultBuilder]: At program point L306-1(lines 302 326) the Hoare annotation is: (and (= ~methaneLevelCritical~0 0) (= |ULTIMATE.start_isMethaneLevelCritical_#res#1| 0) (= 1 ~systemActive~0) (= |ULTIMATE.start_test_~splverifierCounter~0#1| 0)) [2021-11-22 16:20:53,983 INFO L858 garLoopResultBuilder]: For program point L306-2(lines 306 323) no Hoare annotation was computed. [2021-11-22 16:20:53,983 INFO L854 garLoopResultBuilder]: At program point L306-3(lines 302 326) the Hoare annotation is: (let ((.cse0 (= 1 ~systemActive~0)) (.cse1 (= |ULTIMATE.start_test_~splverifierCounter~0#1| 0))) (or (and (= ~pumpRunning~0 0) .cse0 (= ~methaneLevelCritical~0 1) .cse1) (and (= ~methaneLevelCritical~0 0) .cse0 .cse1))) [2021-11-22 16:20:53,983 INFO L858 garLoopResultBuilder]: For program point L306-4(lines 306 323) no Hoare annotation was computed. [2021-11-22 16:20:53,984 INFO L854 garLoopResultBuilder]: At program point L306-5(lines 302 326) the Hoare annotation is: false [2021-11-22 16:20:53,984 INFO L858 garLoopResultBuilder]: For program point L306-6(lines 306 323) no Hoare annotation was computed. [2021-11-22 16:20:53,984 INFO L858 garLoopResultBuilder]: For program point L75(lines 75 79) no Hoare annotation was computed. [2021-11-22 16:20:53,984 INFO L854 garLoopResultBuilder]: At program point L306-7(lines 302 326) the Hoare annotation is: false [2021-11-22 16:20:53,984 INFO L858 garLoopResultBuilder]: For program point L306-8(lines 306 323) no Hoare annotation was computed. [2021-11-22 16:20:53,985 INFO L854 garLoopResultBuilder]: At program point L75-2(lines 71 82) the Hoare annotation is: (let ((.cse2 (= 1 ~systemActive~0)) (.cse3 (= ~methaneLevelCritical~0 1)) (.cse5 (= |ULTIMATE.start_isMethaneLevelCritical_#res#1| 1)) (.cse0 (= ~pumpRunning~0 0)) (.cse1 (= ~methAndRunningLastTime~0 0)) (.cse6 (= ~methaneLevelCritical~0 0)) (.cse4 (= |ULTIMATE.start_test_~splverifierCounter~0#1| 0)) (.cse7 (= 0 ~systemActive~0))) (or (and .cse0 .cse1 .cse2 .cse3 .cse4 .cse5) (and .cse1 .cse6 .cse2 .cse4) (and .cse0 .cse1 .cse3 .cse4 .cse7 .cse5) (and .cse0 .cse1 .cse6 (= |ULTIMATE.start___utac_acc__Specification2_spec__2_~tmp~5#1| 0) (= |ULTIMATE.start_isMethaneLevelCritical_#res#1| 0) .cse4 .cse7))) [2021-11-22 16:20:53,985 INFO L854 garLoopResultBuilder]: At program point L306-9(lines 302 326) the Hoare annotation is: false [2021-11-22 16:20:53,985 INFO L858 garLoopResultBuilder]: For program point L306-10(lines 306 323) no Hoare annotation was computed. [2021-11-22 16:20:53,985 INFO L854 garLoopResultBuilder]: At program point L306-11(lines 302 326) the Hoare annotation is: false [2021-11-22 16:20:53,985 INFO L858 garLoopResultBuilder]: For program point ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION(line 895) no Hoare annotation was computed. [2021-11-22 16:20:53,985 INFO L858 garLoopResultBuilder]: For program point L274(lines 274 280) no Hoare annotation was computed. [2021-11-22 16:20:53,986 INFO L858 garLoopResultBuilder]: For program point L241(lines 241 247) no Hoare annotation was computed. [2021-11-22 16:20:53,986 INFO L858 garLoopResultBuilder]: For program point L274-2(lines 273 292) no Hoare annotation was computed. [2021-11-22 16:20:53,986 INFO L858 garLoopResultBuilder]: For program point L241-2(lines 233 248) no Hoare annotation was computed. [2021-11-22 16:20:53,986 INFO L858 garLoopResultBuilder]: For program point L274-3(lines 274 280) no Hoare annotation was computed. [2021-11-22 16:20:53,986 INFO L858 garLoopResultBuilder]: For program point L274-5(lines 273 292) no Hoare annotation was computed. [2021-11-22 16:20:53,986 INFO L858 garLoopResultBuilder]: For program point L274-6(lines 274 280) no Hoare annotation was computed. [2021-11-22 16:20:53,987 INFO L858 garLoopResultBuilder]: For program point L274-8(lines 273 292) no Hoare annotation was computed. [2021-11-22 16:20:53,987 INFO L854 garLoopResultBuilder]: At program point L473(lines 461 475) the Hoare annotation is: (let ((.cse0 (= ~pumpRunning~0 0)) (.cse1 (= |ULTIMATE.start_test_~splverifierCounter~0#1| 0)) (.cse2 (= 0 ~systemActive~0))) (or (and .cse0 (= ~methaneLevelCritical~0 0) .cse1 .cse2) (and .cse0 (= ~methaneLevelCritical~0 1) .cse1 .cse2))) [2021-11-22 16:20:53,987 INFO L854 garLoopResultBuilder]: At program point L176(lines 172 178) the Hoare annotation is: (and (= ~pumpRunning~0 0) (= ~methAndRunningLastTime~0 0) (= ~methaneLevelCritical~0 0) (<= ~waterLevel~0 1) (= 1 ~systemActive~0)) [2021-11-22 16:20:53,987 INFO L858 garLoopResultBuilder]: For program point L507(lines 507 517) no Hoare annotation was computed. [2021-11-22 16:20:53,987 INFO L858 garLoopResultBuilder]: For program point L507-2(lines 507 517) no Hoare annotation was computed. [2021-11-22 16:20:53,987 INFO L858 garLoopResultBuilder]: For program point L507-4(lines 507 517) no Hoare annotation was computed. [2021-11-22 16:20:53,988 INFO L861 garLoopResultBuilder]: At program point L970(lines 962 972) the Hoare annotation is: true [2021-11-22 16:20:53,988 INFO L858 garLoopResultBuilder]: For program point L508(lines 508 514) no Hoare annotation was computed. [2021-11-22 16:20:53,988 INFO L858 garLoopResultBuilder]: For program point L508-3(lines 508 514) no Hoare annotation was computed. [2021-11-22 16:20:53,988 INFO L858 garLoopResultBuilder]: For program point L310(lines 310 318) no Hoare annotation was computed. [2021-11-22 16:20:53,988 INFO L858 garLoopResultBuilder]: For program point L508-6(lines 508 514) no Hoare annotation was computed. [2021-11-22 16:20:53,988 INFO L858 garLoopResultBuilder]: For program point L310-3(lines 310 318) no Hoare annotation was computed. [2021-11-22 16:20:53,989 INFO L854 garLoopResultBuilder]: At program point L145(lines 136 149) the Hoare annotation is: (and (= ~pumpRunning~0 0) (= ~methaneLevelCritical~0 0) (= |ULTIMATE.start_isMethaneLevelCritical_#res#1| 0) (= 1 ~systemActive~0) (= |ULTIMATE.start_test_~splverifierCounter~0#1| 0)) [2021-11-22 16:20:53,989 INFO L854 garLoopResultBuilder]: At program point L145-1(lines 136 149) the Hoare annotation is: (let ((.cse0 (= ~pumpRunning~0 0)) (.cse1 (= 1 ~systemActive~0)) (.cse2 (= |ULTIMATE.start_test_~splverifierCounter~0#1| 0))) (or (and .cse0 .cse1 (= ~methaneLevelCritical~0 1) .cse2) (and .cse0 (= ~methaneLevelCritical~0 0) .cse1 .cse2))) [2021-11-22 16:20:53,989 INFO L858 garLoopResultBuilder]: For program point L310-6(lines 310 318) no Hoare annotation was computed. [2021-11-22 16:20:53,989 INFO L854 garLoopResultBuilder]: At program point L145-2(lines 136 149) the Hoare annotation is: false [2021-11-22 16:20:53,989 INFO L854 garLoopResultBuilder]: At program point L145-3(lines 136 149) the Hoare annotation is: false [2021-11-22 16:20:53,990 INFO L858 garLoopResultBuilder]: For program point L310-9(lines 310 318) no Hoare annotation was computed. [2021-11-22 16:20:53,990 INFO L854 garLoopResultBuilder]: At program point L145-4(lines 136 149) the Hoare annotation is: false [2021-11-22 16:20:53,990 INFO L854 garLoopResultBuilder]: At program point L145-5(lines 136 149) the Hoare annotation is: false [2021-11-22 16:20:53,990 INFO L858 garLoopResultBuilder]: For program point L310-12(lines 310 318) no Hoare annotation was computed. [2021-11-22 16:20:53,990 INFO L858 garLoopResultBuilder]: For program point L310-15(lines 310 318) no Hoare annotation was computed. [2021-11-22 16:20:53,990 INFO L858 garLoopResultBuilder]: For program point L213(lines 213 219) no Hoare annotation was computed. [2021-11-22 16:20:53,990 INFO L858 garLoopResultBuilder]: For program point L213-2(lines 213 219) no Hoare annotation was computed. [2021-11-22 16:20:53,991 INFO L858 garLoopResultBuilder]: For program point L281-1(lines 281 287) no Hoare annotation was computed. [2021-11-22 16:20:53,991 INFO L858 garLoopResultBuilder]: For program point L281-3(lines 281 287) no Hoare annotation was computed. [2021-11-22 16:20:53,991 INFO L858 garLoopResultBuilder]: For program point L281-5(lines 281 287) no Hoare annotation was computed. [2021-11-22 16:20:53,991 INFO L854 garLoopResultBuilder]: At program point L481(lines 476 483) the Hoare annotation is: (let ((.cse0 (= 1 ~systemActive~0)) (.cse1 (= |ULTIMATE.start_test_~splverifierCounter~0#1| 0))) (or (and (= ~methAndRunningLastTime~0 0) .cse0 (= ~methaneLevelCritical~0 1) .cse1) (and (= ~methaneLevelCritical~0 0) .cse0 .cse1))) [2021-11-22 16:20:53,991 INFO L854 garLoopResultBuilder]: At program point L184(lines 179 187) the Hoare annotation is: (and (= ~pumpRunning~0 0) (= ~methAndRunningLastTime~0 0) (= ~methaneLevelCritical~0 0) (<= ~waterLevel~0 1) (= 1 ~systemActive~0)) [2021-11-22 16:20:53,992 INFO L854 garLoopResultBuilder]: At program point L911-2(lines 911 925) the Hoare annotation is: false [2021-11-22 16:20:53,992 INFO L854 garLoopResultBuilder]: At program point L383(lines 378 385) the Hoare annotation is: (let ((.cse0 (= ~pumpRunning~0 0)) (.cse1 (= |ULTIMATE.start_test_~splverifierCounter~0#1| 0))) (or (and .cse0 (= ~methaneLevelCritical~0 1) .cse1) (and .cse0 (= ~methaneLevelCritical~0 0) .cse1))) [2021-11-22 16:20:53,992 INFO L854 garLoopResultBuilder]: At program point L383-1(lines 378 385) the Hoare annotation is: (let ((.cse0 (= ~pumpRunning~0 0)) (.cse1 (= 1 ~systemActive~0)) (.cse2 (= |ULTIMATE.start_test_~splverifierCounter~0#1| 0))) (or (and .cse0 (<= 1 |ULTIMATE.start_processEnvironment_~tmp~2#1|) (<= 1 |ULTIMATE.start_isMethaneAlarm_#res#1|) .cse1 (= ~methaneLevelCritical~0 1) .cse2 (= |ULTIMATE.start_isMethaneLevelCritical_#res#1| 1)) (and .cse0 (= ~methaneLevelCritical~0 0) (= |ULTIMATE.start_isMethaneLevelCritical_#res#1| 0) .cse1 .cse2))) [2021-11-22 16:20:53,992 INFO L858 garLoopResultBuilder]: For program point ULTIMATE.startENTRY(line -1) no Hoare annotation was computed. [2021-11-22 16:20:53,992 INFO L854 garLoopResultBuilder]: At program point L383-2(lines 378 385) the Hoare annotation is: false [2021-11-22 16:20:53,992 INFO L854 garLoopResultBuilder]: At program point L383-3(lines 378 385) the Hoare annotation is: false [2021-11-22 16:20:53,993 INFO L858 garLoopResultBuilder]: For program point L912(line 912) no Hoare annotation was computed. [2021-11-22 16:20:53,993 INFO L858 garLoopResultBuilder]: For program point L87(lines 87 91) no Hoare annotation was computed. [2021-11-22 16:20:53,993 INFO L854 garLoopResultBuilder]: At program point L87-2(lines 83 94) the Hoare annotation is: (let ((.cse2 (= ~methaneLevelCritical~0 0)) (.cse5 (= |ULTIMATE.start_isMethaneLevelCritical_#res#1| 1)) (.cse0 (= ~pumpRunning~0 0)) (.cse4 (= 0 ~systemActive~0)) (.cse1 (= ~methAndRunningLastTime~0 0)) (.cse6 (= 1 ~systemActive~0)) (.cse7 (= ~methaneLevelCritical~0 1)) (.cse3 (= |ULTIMATE.start_test_~splverifierCounter~0#1| 0))) (or (and .cse0 .cse1 .cse2 .cse3 .cse4 .cse5) (and .cse0 .cse1 .cse2 .cse6 .cse3 .cse5) (and .cse0 .cse1 .cse7 .cse3 .cse4) (and .cse1 .cse6 .cse7 .cse3))) [2021-11-22 16:20:53,993 INFO L858 garLoopResultBuilder]: For program point L451(lines 451 455) no Hoare annotation was computed. [2021-11-22 16:20:53,993 INFO L858 garLoopResultBuilder]: For program point L451-2(lines 451 455) no Hoare annotation was computed. [2021-11-22 16:20:53,993 INFO L858 garLoopResultBuilder]: For program point L451-3(lines 451 455) no Hoare annotation was computed. [2021-11-22 16:20:53,994 INFO L858 garLoopResultBuilder]: For program point L451-5(lines 451 455) no Hoare annotation was computed. [2021-11-22 16:20:53,994 INFO L854 garLoopResultBuilder]: At program point L253(lines 202 254) the Hoare annotation is: false [2021-11-22 16:20:53,994 INFO L858 garLoopResultBuilder]: For program point L451-6(lines 451 455) no Hoare annotation was computed. [2021-11-22 16:20:53,994 INFO L858 garLoopResultBuilder]: For program point L451-8(lines 451 455) no Hoare annotation was computed. [2021-11-22 16:20:53,994 INFO L858 garLoopResultBuilder]: For program point L451-9(lines 451 455) no Hoare annotation was computed. [2021-11-22 16:20:53,994 INFO L858 garLoopResultBuilder]: For program point L451-11(lines 451 455) no Hoare annotation was computed. [2021-11-22 16:20:53,995 INFO L858 garLoopResultBuilder]: For program point L451-12(lines 451 455) no Hoare annotation was computed. [2021-11-22 16:20:53,995 INFO L858 garLoopResultBuilder]: For program point L451-14(lines 451 455) no Hoare annotation was computed. [2021-11-22 16:20:53,995 INFO L858 garLoopResultBuilder]: For program point L451-15(lines 451 455) no Hoare annotation was computed. [2021-11-22 16:20:53,995 INFO L858 garLoopResultBuilder]: For program point L451-17(lines 451 455) no Hoare annotation was computed. [2021-11-22 16:20:53,995 INFO L858 garLoopResultBuilder]: For program point L915(lines 915 919) no Hoare annotation was computed. [2021-11-22 16:20:53,995 INFO L858 garLoopResultBuilder]: For program point L915-1(lines 915 919) no Hoare annotation was computed. [2021-11-22 16:20:53,996 INFO L858 garLoopResultBuilder]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2021-11-22 16:20:53,996 INFO L858 garLoopResultBuilder]: For program point L223(lines 223 229) no Hoare annotation was computed. [2021-11-22 16:20:53,996 INFO L858 garLoopResultBuilder]: For program point L223-2(lines 223 229) no Hoare annotation was computed. [2021-11-22 16:20:53,996 INFO L858 garLoopResultBuilder]: For program point L983(lines 983 990) no Hoare annotation was computed. [2021-11-22 16:20:53,996 INFO L858 garLoopResultBuilder]: For program point L983-2(lines 983 990) no Hoare annotation was computed. [2021-11-22 16:20:53,996 INFO L854 garLoopResultBuilder]: At program point L291(lines 270 293) the Hoare annotation is: (let ((.cse2 (= 1 ~systemActive~0)) (.cse3 (= ~methaneLevelCritical~0 1)) (.cse5 (= |ULTIMATE.start_isMethaneLevelCritical_#res#1| 1)) (.cse0 (= ~pumpRunning~0 0)) (.cse1 (= ~methAndRunningLastTime~0 0)) (.cse6 (= ~methaneLevelCritical~0 0)) (.cse7 (= |ULTIMATE.start___utac_acc__Specification2_spec__2_~tmp~5#1| 0)) (.cse8 (= |ULTIMATE.start_isMethaneLevelCritical_#res#1| 0)) (.cse4 (= |ULTIMATE.start_test_~splverifierCounter~0#1| 0)) (.cse9 (= 0 ~systemActive~0))) (or (and .cse0 .cse1 .cse2 .cse3 .cse4 .cse5) (and .cse1 .cse6 .cse7 .cse8 .cse2 .cse4) (and .cse0 .cse1 .cse3 .cse4 .cse9 .cse5) (and .cse0 .cse1 .cse6 .cse7 .cse8 .cse4 .cse9))) [2021-11-22 16:20:53,997 INFO L854 garLoopResultBuilder]: At program point L291-1(lines 270 293) the Hoare annotation is: false [2021-11-22 16:20:53,997 INFO L861 garLoopResultBuilder]: At program point L258(lines 193 260) the Hoare annotation is: true [2021-11-22 16:20:53,997 INFO L854 garLoopResultBuilder]: At program point L291-2(lines 270 293) the Hoare annotation is: false [2021-11-22 16:20:53,997 INFO L854 garLoopResultBuilder]: At program point L457(lines 442 460) the Hoare annotation is: (and (= ~pumpRunning~0 0) (= ~methaneLevelCritical~0 0) (= |ULTIMATE.start_isMethaneLevelCritical_#res#1| 0) (= 1 ~systemActive~0) (= |ULTIMATE.start_test_~splverifierCounter~0#1| 0)) [2021-11-22 16:20:53,997 INFO L854 garLoopResultBuilder]: At program point L457-1(lines 442 460) the Hoare annotation is: (let ((.cse0 (= ~pumpRunning~0 0)) (.cse1 (= 1 ~systemActive~0)) (.cse2 (= |ULTIMATE.start_test_~splverifierCounter~0#1| 0))) (or (and .cse0 .cse1 (= ~methaneLevelCritical~0 1) .cse2) (and .cse0 (= ~methaneLevelCritical~0 0) .cse1 .cse2))) [2021-11-22 16:20:53,997 INFO L854 garLoopResultBuilder]: At program point L457-2(lines 442 460) the Hoare annotation is: false [2021-11-22 16:20:53,998 INFO L854 garLoopResultBuilder]: At program point L358(lines 353 360) the Hoare annotation is: (and (= ~methaneLevelCritical~0 0) (= |ULTIMATE.start_isMethaneLevelCritical_#res#1| 0) (= 1 ~systemActive~0) (= |ULTIMATE.start_test_~splverifierCounter~0#1| 0)) [2021-11-22 16:20:53,998 INFO L854 garLoopResultBuilder]: At program point L457-3(lines 442 460) the Hoare annotation is: false [2021-11-22 16:20:53,998 INFO L854 garLoopResultBuilder]: At program point L358-1(lines 353 360) the Hoare annotation is: (and (= ~methaneLevelCritical~0 0) (= |ULTIMATE.start_isMethaneLevelCritical_#res#1| 0) (= 1 ~systemActive~0) (= |ULTIMATE.start_test_~splverifierCounter~0#1| 0)) [2021-11-22 16:20:53,998 INFO L854 garLoopResultBuilder]: At program point L457-4(lines 442 460) the Hoare annotation is: false [2021-11-22 16:20:53,998 INFO L854 garLoopResultBuilder]: At program point L358-2(lines 353 360) the Hoare annotation is: false [2021-11-22 16:20:53,998 INFO L854 garLoopResultBuilder]: At program point L457-5(lines 442 460) the Hoare annotation is: false [2021-11-22 16:20:53,999 INFO L854 garLoopResultBuilder]: At program point L358-3(lines 353 360) the Hoare annotation is: false [2021-11-22 16:20:53,999 INFO L854 garLoopResultBuilder]: At program point L358-4(lines 353 360) the Hoare annotation is: false [2021-11-22 16:20:53,999 INFO L854 garLoopResultBuilder]: At program point L358-5(lines 353 360) the Hoare annotation is: false [2021-11-22 16:20:53,999 INFO L858 garLoopResultBuilder]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2021-11-22 16:20:53,999 INFO L854 garLoopResultBuilder]: At program point L492(lines 487 494) the Hoare annotation is: (and (= ~pumpRunning~0 0) (= ~methAndRunningLastTime~0 0) (= ~methaneLevelCritical~0 0) (<= ~waterLevel~0 1) (= 1 ~systemActive~0)) [2021-11-22 16:20:53,999 INFO L854 garLoopResultBuilder]: At program point L393(lines 386 396) the Hoare annotation is: (let ((.cse0 (= 1 ~systemActive~0)) (.cse1 (= |ULTIMATE.start_test_~splverifierCounter~0#1| 0))) (or (and (= ~methaneLevelCritical~0 0) (= |ULTIMATE.start_isMethaneLevelCritical_#res#1| 0) .cse0 .cse1) (and (= ~methAndRunningLastTime~0 0) (<= 1 |ULTIMATE.start_isMethaneAlarm_#res#1|) .cse0 (= ~methaneLevelCritical~0 1) .cse1 (= |ULTIMATE.start_isMethaneLevelCritical_#res#1| 1)))) [2021-11-22 16:20:54,000 INFO L854 garLoopResultBuilder]: At program point L393-1(lines 386 396) the Hoare annotation is: (and (= ~pumpRunning~0 0) (= ~methaneLevelCritical~0 0) (= |ULTIMATE.start_isMethaneLevelCritical_#res#1| 0) (= 1 ~systemActive~0) (= |ULTIMATE.start_test_~splverifierCounter~0#1| 0)) [2021-11-22 16:20:54,000 INFO L854 garLoopResultBuilder]: At program point L393-2(lines 386 396) the Hoare annotation is: (let ((.cse0 (= ~pumpRunning~0 0)) (.cse1 (= 1 ~systemActive~0)) (.cse2 (= |ULTIMATE.start_test_~splverifierCounter~0#1| 0))) (or (and .cse0 (<= 1 |ULTIMATE.start_isMethaneAlarm_#res#1|) .cse1 (= ~methaneLevelCritical~0 1) .cse2 (= |ULTIMATE.start_isMethaneLevelCritical_#res#1| 1)) (and .cse0 (= ~methaneLevelCritical~0 0) (= |ULTIMATE.start_isMethaneLevelCritical_#res#1| 0) .cse1 .cse2))) [2021-11-22 16:20:54,000 INFO L854 garLoopResultBuilder]: At program point L393-3(lines 386 396) the Hoare annotation is: false [2021-11-22 16:20:54,000 INFO L854 garLoopResultBuilder]: At program point L393-4(lines 386 396) the Hoare annotation is: false [2021-11-22 16:20:54,000 INFO L854 garLoopResultBuilder]: At program point L393-5(lines 386 396) the Hoare annotation is: false [2021-11-22 16:20:54,000 INFO L854 garLoopResultBuilder]: At program point L393-6(lines 386 396) the Hoare annotation is: false [2021-11-22 16:20:54,001 INFO L854 garLoopResultBuilder]: At program point L393-7(lines 386 396) the Hoare annotation is: false [2021-11-22 16:20:54,001 INFO L854 garLoopResultBuilder]: At program point L393-8(lines 386 396) the Hoare annotation is: false [2021-11-22 16:20:54,001 INFO L858 garLoopResultBuilder]: For program point L63(lines 63 67) no Hoare annotation was computed. [2021-11-22 16:20:54,001 INFO L854 garLoopResultBuilder]: At program point L63-2(lines 59 70) the Hoare annotation is: (let ((.cse0 (= 1 ~systemActive~0)) (.cse1 (= |ULTIMATE.start_test_~splverifierCounter~0#1| 0))) (or (and (= ~methAndRunningLastTime~0 0) .cse0 (= ~methaneLevelCritical~0 1) .cse1) (and (= ~methaneLevelCritical~0 0) .cse0 .cse1))) [2021-11-22 16:20:54,001 INFO L858 garLoopResultBuilder]: For program point L63-3(lines 63 67) no Hoare annotation was computed. [2021-11-22 16:20:54,001 INFO L854 garLoopResultBuilder]: At program point L63-5(lines 59 70) the Hoare annotation is: false [2021-11-22 16:20:54,002 INFO L858 garLoopResultBuilder]: For program point L63-6(lines 63 67) no Hoare annotation was computed. [2021-11-22 16:20:54,002 INFO L854 garLoopResultBuilder]: At program point L63-8(lines 59 70) the Hoare annotation is: false [2021-11-22 16:20:54,002 INFO L858 garLoopResultBuilder]: For program point L-1(line -1) no Hoare annotation was computed. [2021-11-22 16:20:54,002 INFO L858 garLoopResultBuilder]: For program point ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION(line 895) no Hoare annotation was computed. [2021-11-22 16:20:54,002 INFO L854 garLoopResultBuilder]: At program point L298(lines 294 300) the Hoare annotation is: (and (= ~pumpRunning~0 0) (= ~methaneLevelCritical~0 0) (= |ULTIMATE.start_processEnvironment__wrappee__methaneQuery_~tmp~1#1| 0) (= |ULTIMATE.start_isMethaneLevelCritical_#res#1| 0) (= 1 ~systemActive~0) (= |ULTIMATE.start_test_~splverifierCounter~0#1| 0)) [2021-11-22 16:20:54,003 INFO L854 garLoopResultBuilder]: At program point L298-1(lines 294 300) the Hoare annotation is: (and (= ~methaneLevelCritical~0 0) (= |ULTIMATE.start_isMethaneLevelCritical_#res#1| 0) (= 1 ~systemActive~0) (= |ULTIMATE.start_test_~splverifierCounter~0#1| 0)) [2021-11-22 16:20:54,003 INFO L854 garLoopResultBuilder]: At program point L298-2(lines 294 300) the Hoare annotation is: (let ((.cse0 (= ~pumpRunning~0 0)) (.cse1 (= |ULTIMATE.start_processEnvironment__wrappee__methaneQuery_~tmp~1#1| 0)) (.cse2 (= 1 ~systemActive~0)) (.cse3 (= |ULTIMATE.start_test_~splverifierCounter~0#1| 0))) (or (and .cse0 .cse1 .cse2 (= ~methaneLevelCritical~0 1) .cse3) (and .cse0 (= ~methaneLevelCritical~0 0) .cse1 .cse2 .cse3))) [2021-11-22 16:20:54,003 INFO L854 garLoopResultBuilder]: At program point L298-3(lines 294 300) the Hoare annotation is: false [2021-11-22 16:20:54,003 INFO L854 garLoopResultBuilder]: At program point L298-4(lines 294 300) the Hoare annotation is: false [2021-11-22 16:20:54,003 INFO L854 garLoopResultBuilder]: At program point L298-5(lines 294 300) the Hoare annotation is: false [2021-11-22 16:20:54,003 INFO L854 garLoopResultBuilder]: At program point L100(lines 95 103) the Hoare annotation is: (let ((.cse0 (= 1 ~systemActive~0)) (.cse1 (= |ULTIMATE.start_test_~splverifierCounter~0#1| 0))) (or (and (= ~methAndRunningLastTime~0 0) .cse0 (= ~methaneLevelCritical~0 1) .cse1 (= |ULTIMATE.start_isMethaneLevelCritical_#res#1| 1)) (and (= ~methaneLevelCritical~0 0) (= |ULTIMATE.start_isMethaneLevelCritical_#res#1| 0) .cse0 .cse1))) [2021-11-22 16:20:54,004 INFO L854 garLoopResultBuilder]: At program point L298-6(lines 294 300) the Hoare annotation is: false [2021-11-22 16:20:54,004 INFO L854 garLoopResultBuilder]: At program point L100-1(lines 95 103) the Hoare annotation is: (and (= ~pumpRunning~0 0) (= ~methaneLevelCritical~0 0) (= |ULTIMATE.start_isMethaneLevelCritical_#res#1| 0) (= 1 ~systemActive~0) (= |ULTIMATE.start_test_~splverifierCounter~0#1| 0)) [2021-11-22 16:20:54,004 INFO L854 garLoopResultBuilder]: At program point L298-7(lines 294 300) the Hoare annotation is: false [2021-11-22 16:20:54,004 INFO L854 garLoopResultBuilder]: At program point L100-2(lines 95 103) the Hoare annotation is: (let ((.cse0 (= ~pumpRunning~0 0)) (.cse1 (= 1 ~systemActive~0)) (.cse2 (= |ULTIMATE.start_test_~splverifierCounter~0#1| 0))) (or (and .cse0 .cse1 (= ~methaneLevelCritical~0 1) .cse2 (= |ULTIMATE.start_isMethaneLevelCritical_#res#1| 1)) (and .cse0 (= ~methaneLevelCritical~0 0) (= |ULTIMATE.start_isMethaneLevelCritical_#res#1| 0) .cse1 .cse2))) [2021-11-22 16:20:54,004 INFO L854 garLoopResultBuilder]: At program point L298-8(lines 294 300) the Hoare annotation is: false [2021-11-22 16:20:54,004 INFO L854 garLoopResultBuilder]: At program point L100-3(lines 95 103) the Hoare annotation is: (let ((.cse2 (= ~methaneLevelCritical~0 1)) (.cse4 (= |ULTIMATE.start_isMethaneLevelCritical_#res#1| 1)) (.cse0 (= ~pumpRunning~0 0)) (.cse5 (= 0 ~systemActive~0)) (.cse6 (= ~methaneLevelCritical~0 0)) (.cse7 (= |ULTIMATE.start_isMethaneLevelCritical_#res#1| 0)) (.cse1 (= 1 ~systemActive~0)) (.cse3 (= |ULTIMATE.start_test_~splverifierCounter~0#1| 0))) (or (and .cse0 .cse1 .cse2 .cse3 .cse4) (and .cse0 .cse2 .cse3 .cse5 .cse4) (and .cse0 .cse6 .cse7 .cse3 .cse5) (and .cse6 .cse7 .cse1 .cse3))) [2021-11-22 16:20:54,005 INFO L854 garLoopResultBuilder]: At program point L298-9(lines 294 300) the Hoare annotation is: false [2021-11-22 16:20:54,005 INFO L854 garLoopResultBuilder]: At program point L100-4(lines 95 103) the Hoare annotation is: false [2021-11-22 16:20:54,005 INFO L854 garLoopResultBuilder]: At program point L298-10(lines 294 300) the Hoare annotation is: false [2021-11-22 16:20:54,005 INFO L861 garLoopResultBuilder]: At program point L992(lines 973 995) the Hoare annotation is: true [2021-11-22 16:20:54,005 INFO L854 garLoopResultBuilder]: At program point L959(lines 955 961) the Hoare annotation is: (and (= ~pumpRunning~0 0) (= ~methAndRunningLastTime~0 0) (= ~methaneLevelCritical~0 0) (<= ~waterLevel~0 1) (= 1 ~systemActive~0)) [2021-11-22 16:20:54,005 INFO L854 garLoopResultBuilder]: At program point L100-5(lines 95 103) the Hoare annotation is: false [2021-11-22 16:20:54,006 INFO L854 garLoopResultBuilder]: At program point L298-11(lines 294 300) the Hoare annotation is: false [2021-11-22 16:20:54,006 INFO L854 garLoopResultBuilder]: At program point L100-6(lines 95 103) the Hoare annotation is: false [2021-11-22 16:20:54,006 INFO L861 garLoopResultBuilder]: At program point L926(lines 901 930) the Hoare annotation is: true [2021-11-22 16:20:54,006 INFO L854 garLoopResultBuilder]: At program point L100-7(lines 95 103) the Hoare annotation is: false [2021-11-22 16:20:54,006 INFO L854 garLoopResultBuilder]: At program point L100-8(lines 95 103) the Hoare annotation is: false [2021-11-22 16:20:54,006 INFO L854 garLoopResultBuilder]: At program point L100-9(lines 95 103) the Hoare annotation is: false [2021-11-22 16:20:54,007 INFO L854 garLoopResultBuilder]: At program point L100-10(lines 95 103) the Hoare annotation is: false [2021-11-22 16:20:54,007 INFO L854 garLoopResultBuilder]: At program point L100-11(lines 95 103) the Hoare annotation is: false [2021-11-22 16:20:54,007 INFO L858 garLoopResultBuilder]: For program point L332(lines 332 349) no Hoare annotation was computed. [2021-11-22 16:20:54,007 INFO L854 garLoopResultBuilder]: At program point L332-1(lines 328 352) the Hoare annotation is: (let ((.cse0 (= 1 ~systemActive~0)) (.cse1 (= |ULTIMATE.start_test_~splverifierCounter~0#1| 0))) (or (and (= ~pumpRunning~0 0) .cse0 (= ~methaneLevelCritical~0 1) .cse1) (and (= ~methaneLevelCritical~0 0) .cse0 .cse1))) [2021-11-22 16:20:54,007 INFO L858 garLoopResultBuilder]: For program point L332-2(lines 332 349) no Hoare annotation was computed. [2021-11-22 16:20:54,007 INFO L858 garLoopResultBuilder]: For program point L233(lines 233 248) no Hoare annotation was computed. [2021-11-22 16:20:54,008 INFO L854 garLoopResultBuilder]: At program point L332-3(lines 328 352) the Hoare annotation is: false [2021-11-22 16:20:54,008 INFO L858 garLoopResultBuilder]: For program point L332-4(lines 332 349) no Hoare annotation was computed. [2021-11-22 16:20:54,008 INFO L854 garLoopResultBuilder]: At program point L332-5(lines 328 352) the Hoare annotation is: false [2021-11-22 16:20:54,011 INFO L732 BasicCegarLoop]: Path program histogram: [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-22 16:20:54,013 INFO L179 ceAbstractionStarter]: Computing trace abstraction results [2021-11-22 16:20:54,048 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 22.11 04:20:54 BoogieIcfgContainer [2021-11-22 16:20:54,048 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2021-11-22 16:20:54,049 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2021-11-22 16:20:54,049 INFO L271 PluginConnector]: Initializing Witness Printer... [2021-11-22 16:20:54,049 INFO L275 PluginConnector]: Witness Printer initialized [2021-11-22 16:20:54,050 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 22.11 04:20:15" (3/4) ... [2021-11-22 16:20:54,052 INFO L137 WitnessPrinter]: Generating witness for correct program [2021-11-22 16:20:54,075 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 80 nodes and edges [2021-11-22 16:20:54,076 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 22 nodes and edges [2021-11-22 16:20:54,078 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 11 nodes and edges [2021-11-22 16:20:54,080 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 5 nodes and edges [2021-11-22 16:20:54,081 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 2 nodes and edges [2021-11-22 16:20:54,083 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2021-11-22 16:20:54,085 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2021-11-22 16:20:54,109 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((((((pumpRunning == 0 && methAndRunningLastTime == 0) && 1 == systemActive) && methaneLevelCritical == 1) && splverifierCounter == 0) && \result == 1) || (((methAndRunningLastTime == 0 && methaneLevelCritical == 0) && 1 == systemActive) && splverifierCounter == 0)) || (((((pumpRunning == 0 && methAndRunningLastTime == 0) && methaneLevelCritical == 1) && splverifierCounter == 0) && 0 == systemActive) && \result == 1)) || ((((((pumpRunning == 0 && methAndRunningLastTime == 0) && methaneLevelCritical == 0) && tmp == 0) && \result == 0) && splverifierCounter == 0) && 0 == systemActive) [2021-11-22 16:20:54,110 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((((((pumpRunning == 0 && methAndRunningLastTime == 0) && 1 == systemActive) && methaneLevelCritical == 1) && splverifierCounter == 0) && \result == 1) || (((methAndRunningLastTime == 0 && methaneLevelCritical == 0) && 1 == systemActive) && splverifierCounter == 0)) || (((((pumpRunning == 0 && methAndRunningLastTime == 0) && methaneLevelCritical == 1) && splverifierCounter == 0) && 0 == systemActive) && \result == 1)) || ((((((pumpRunning == 0 && methAndRunningLastTime == 0) && methaneLevelCritical == 0) && tmp == 0) && \result == 0) && splverifierCounter == 0) && 0 == systemActive) [2021-11-22 16:20:54,111 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((((((pumpRunning == 0 && methAndRunningLastTime == 0) && methaneLevelCritical == 0) && splverifierCounter == 0) && 0 == systemActive) && \result == 1) || (((((pumpRunning == 0 && methAndRunningLastTime == 0) && methaneLevelCritical == 0) && 1 == systemActive) && splverifierCounter == 0) && \result == 1)) || ((((pumpRunning == 0 && methAndRunningLastTime == 0) && methaneLevelCritical == 1) && splverifierCounter == 0) && 0 == systemActive)) || (((methAndRunningLastTime == 0 && 1 == systemActive) && methaneLevelCritical == 1) && splverifierCounter == 0) [2021-11-22 16:20:54,113 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((((pumpRunning == 0 && 1 == systemActive) && methaneLevelCritical == 1) && splverifierCounter == 0) && \result == 1) || ((((pumpRunning == 0 && methaneLevelCritical == 1) && splverifierCounter == 0) && 0 == systemActive) && \result == 1)) || ((((pumpRunning == 0 && methaneLevelCritical == 0) && \result == 0) && splverifierCounter == 0) && 0 == systemActive)) || (((methaneLevelCritical == 0 && \result == 0) && 1 == systemActive) && splverifierCounter == 0) [2021-11-22 16:20:54,114 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((methAndRunningLastTime == 0 && 1 == systemActive) && methaneLevelCritical == 1) && splverifierCounter == 0) && \result == 1) || (((methaneLevelCritical == 0 && \result == 0) && 1 == systemActive) && splverifierCounter == 0) [2021-11-22 16:20:54,114 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((((((pumpRunning == 0 && methAndRunningLastTime == 0) && 1 == systemActive) && methaneLevelCritical == 1) && splverifierCounter == 0) && \result == 1) || (((((methAndRunningLastTime == 0 && methaneLevelCritical == 0) && tmp == 0) && \result == 0) && 1 == systemActive) && splverifierCounter == 0)) || (((((pumpRunning == 0 && methAndRunningLastTime == 0) && methaneLevelCritical == 1) && splverifierCounter == 0) && 0 == systemActive) && \result == 1)) || ((((((pumpRunning == 0 && methAndRunningLastTime == 0) && methaneLevelCritical == 0) && tmp == 0) && \result == 0) && splverifierCounter == 0) && 0 == systemActive) [2021-11-22 16:20:54,115 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((((((pumpRunning == 0 && methAndRunningLastTime == 0) && 1 == systemActive) && methaneLevelCritical == 1) && splverifierCounter == 0) && \result == 1) || (((((methAndRunningLastTime == 0 && methaneLevelCritical == 0) && tmp == 0) && \result == 0) && 1 == systemActive) && splverifierCounter == 0)) || (((((pumpRunning == 0 && methAndRunningLastTime == 0) && methaneLevelCritical == 1) && splverifierCounter == 0) && 0 == systemActive) && \result == 1)) || ((((((pumpRunning == 0 && methAndRunningLastTime == 0) && methaneLevelCritical == 0) && tmp == 0) && \result == 0) && splverifierCounter == 0) && 0 == systemActive) [2021-11-22 16:20:54,115 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((methaneLevelCritical == 0 && \result == 0) && 1 == systemActive) && splverifierCounter == 0) || (((((methAndRunningLastTime == 0 && 1 <= \result) && 1 == systemActive) && methaneLevelCritical == 1) && splverifierCounter == 0) && \result == 1) [2021-11-22 16:20:54,115 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((((pumpRunning == 0 && methaneLevelCritical == 1) && \result == 0) && splverifierCounter == 0) && 0 == systemActive) && \result == 1) || (((((pumpRunning == 0 && 1 == systemActive) && methaneLevelCritical == 1) && \result == 0) && splverifierCounter == 0) && \result == 1) [2021-11-22 16:20:54,116 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((((pumpRunning == 0 && 1 <= tmp) && 1 <= \result) && 1 == systemActive) && methaneLevelCritical == 1) && splverifierCounter == 0) && \result == 1) || ((((pumpRunning == 0 && methaneLevelCritical == 0) && \result == 0) && 1 == systemActive) && splverifierCounter == 0) [2021-11-22 16:20:54,117 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((methaneLevelCritical == 0 && \result == 0) && 1 == systemActive) && splverifierCounter == 0 [2021-11-22 16:20:54,117 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((methaneLevelCritical == 0 && \result == 0) && 1 == systemActive) && splverifierCounter == 0 [2021-11-22 16:20:54,119 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((pumpRunning == 0 && methaneLevelCritical == 0) && \result == 0) && 1 == systemActive) && splverifierCounter == 0 [2021-11-22 16:20:54,119 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((pumpRunning == 0 && 1 == systemActive) && methaneLevelCritical == 1) && splverifierCounter == 0) && \result == 1) || ((((pumpRunning == 0 && methaneLevelCritical == 0) && \result == 0) && 1 == systemActive) && splverifierCounter == 0) [2021-11-22 16:20:54,120 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((pumpRunning == 0 && methaneLevelCritical == 0) && \result == 0) && 1 == systemActive) && splverifierCounter == 0 [2021-11-22 16:20:54,120 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((((pumpRunning == 0 && 1 <= \result) && 1 == systemActive) && methaneLevelCritical == 1) && splverifierCounter == 0) && \result == 1) || ((((pumpRunning == 0 && methaneLevelCritical == 0) && \result == 0) && 1 == systemActive) && splverifierCounter == 0) [2021-11-22 16:20:54,120 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((pumpRunning == 0 && methaneLevelCritical == 0) && tmp == 0) && \result == 0) && 1 == systemActive) && splverifierCounter == 0 [2021-11-22 16:20:54,120 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((((pumpRunning == 0 && !(tmp == 0)) && 1 <= \result) && 1 == systemActive) && methaneLevelCritical == 1) && splverifierCounter == 0) && \result == 1) || (((methaneLevelCritical == 0 && \result == 0) && 1 == systemActive) && splverifierCounter == 0) [2021-11-22 16:20:54,121 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((methaneLevelCritical == 0 && \result == 0) && 1 == systemActive) && splverifierCounter == 0 [2021-11-22 16:20:54,121 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((pumpRunning == 0 && methaneLevelCritical == 0) && \result == 0) && 1 == systemActive) && splverifierCounter == 0 [2021-11-22 16:20:54,121 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((pumpRunning == 0 && methaneLevelCritical == 0) && \result == 0) && 1 == systemActive) && splverifierCounter == 0 [2021-11-22 16:20:54,122 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((methaneLevelCritical == 0 && \result == 0) && 1 == systemActive) && splverifierCounter == 0 [2021-11-22 16:20:54,122 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((methaneLevelCritical == 0 && \result == 0) && 1 == systemActive) && splverifierCounter == 0 [2021-11-22 16:20:54,190 INFO L141 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_90ddd175-e7fe-4175-8781-a557366105a6/bin/uautomizer-w2VwFs6gM0/witness.graphml [2021-11-22 16:20:54,191 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2021-11-22 16:20:54,191 INFO L158 Benchmark]: Toolchain (without parser) took 40466.95ms. Allocated memory was 98.6MB in the beginning and 474.0MB in the end (delta: 375.4MB). Free memory was 66.3MB in the beginning and 208.9MB in the end (delta: -142.6MB). Peak memory consumption was 233.1MB. Max. memory is 16.1GB. [2021-11-22 16:20:54,192 INFO L158 Benchmark]: CDTParser took 0.30ms. Allocated memory is still 98.6MB. Free memory was 53.3MB in the beginning and 53.2MB in the end (delta: 76.9kB). There was no memory consumed. Max. memory is 16.1GB. [2021-11-22 16:20:54,192 INFO L158 Benchmark]: CACSL2BoogieTranslator took 621.53ms. Allocated memory is still 98.6MB. Free memory was 66.1MB in the beginning and 66.3MB in the end (delta: -171.8kB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2021-11-22 16:20:54,192 INFO L158 Benchmark]: Boogie Procedure Inliner took 103.34ms. Allocated memory is still 98.6MB. Free memory was 66.3MB in the beginning and 62.1MB in the end (delta: 4.2MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2021-11-22 16:20:54,193 INFO L158 Benchmark]: Boogie Preprocessor took 49.24ms. Allocated memory is still 98.6MB. Free memory was 62.1MB in the beginning and 59.6MB in the end (delta: 2.4MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2021-11-22 16:20:54,193 INFO L158 Benchmark]: RCFGBuilder took 749.78ms. Allocated memory was 98.6MB in the beginning and 130.0MB in the end (delta: 31.5MB). Free memory was 59.6MB in the beginning and 92.2MB in the end (delta: -32.6MB). Peak memory consumption was 21.2MB. Max. memory is 16.1GB. [2021-11-22 16:20:54,194 INFO L158 Benchmark]: TraceAbstraction took 38792.33ms. Allocated memory was 130.0MB in the beginning and 474.0MB in the end (delta: 343.9MB). Free memory was 91.6MB in the beginning and 223.6MB in the end (delta: -132.0MB). Peak memory consumption was 273.7MB. Max. memory is 16.1GB. [2021-11-22 16:20:54,194 INFO L158 Benchmark]: Witness Printer took 141.93ms. Allocated memory is still 474.0MB. Free memory was 223.6MB in the beginning and 208.9MB in the end (delta: 14.7MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. [2021-11-22 16:20:54,196 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.30ms. Allocated memory is still 98.6MB. Free memory was 53.3MB in the beginning and 53.2MB in the end (delta: 76.9kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 621.53ms. Allocated memory is still 98.6MB. Free memory was 66.1MB in the beginning and 66.3MB in the end (delta: -171.8kB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 103.34ms. Allocated memory is still 98.6MB. Free memory was 66.3MB in the beginning and 62.1MB in the end (delta: 4.2MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. * Boogie Preprocessor took 49.24ms. Allocated memory is still 98.6MB. Free memory was 62.1MB in the beginning and 59.6MB in the end (delta: 2.4MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 749.78ms. Allocated memory was 98.6MB in the beginning and 130.0MB in the end (delta: 31.5MB). Free memory was 59.6MB in the beginning and 92.2MB in the end (delta: -32.6MB). Peak memory consumption was 21.2MB. Max. memory is 16.1GB. * TraceAbstraction took 38792.33ms. Allocated memory was 130.0MB in the beginning and 474.0MB in the end (delta: 343.9MB). Free memory was 91.6MB in the beginning and 223.6MB in the end (delta: -132.0MB). Peak memory consumption was 273.7MB. Max. memory is 16.1GB. * Witness Printer took 141.93ms. Allocated memory is still 474.0MB. Free memory was 223.6MB in the beginning and 208.9MB in the end (delta: 14.7MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: ErrorAutomatonStatistics NumberErrorTraces: 0, NumberStatementsAllTraces: 0, NumberRelevantStatements: 0, 0.0s ErrorAutomatonConstructionTimeTotal, 0.0s FaulLocalizationTime, NumberStatementsFirstTrace: -1, TraceLengthAvg: 0, 0.0s ErrorAutomatonConstructionTimeAvg, 0.0s ErrorAutomatonDifferenceTimeAvg, 0.0s ErrorAutomatonDifferenceTimeTotal, NumberOfNoEnhancement: 0, NumberOfFiniteEnhancement: 0, NumberOfInfiniteEnhancement: 0 - PositiveResult [Line: 895]: call to reach_error is unreachable For all program executions holds that call to reach_error is unreachable at this location - PositiveResult [Line: 895]: call to reach_error is unreachable For all program executions holds that call to reach_error is unreachable at this location - PositiveResult [Line: 895]: 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, 192 locations, 3 error locations. Started 1 CEGAR loops. OverallTime: 38.7s, OverallIterations: 12, TraceHistogramMax: 3, PathProgramHistogramMax: 1, EmptinessCheckTime: 0.0s, AutomataDifference: 2.2s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 34.5s, InitialAbstractionConstructionTime: 0.0s, PartialOrderReductionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 2800 SdHoareTripleChecker+Valid, 0.5s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 2800 mSDsluCounter, 6270 SdHoareTripleChecker+Invalid, 0.4s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 4296 mSDsCounter, 92 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 485 IncrementalHoareTripleChecker+Invalid, 577 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 92 mSolverCounterUnsat, 1974 mSDtfsCounter, 485 mSolverCounterSat, 0.1s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 112 GetRequests, 44 SyntacticMatches, 0 SemanticMatches, 68 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 188 ImplicationChecksByTransitivity, 0.4s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=778occurred in iteration=7, InterpolantAutomatonStates: 87, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: 0.6s AutomataMinimizationTime, 12 MinimizatonAttempts, 4502 StatesRemovedByMinimization, 9 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 101 LocationsWithAnnotation, 101 PreInvPairs, 440 NumberOfFragments, 1208 HoareAnnotationTreeSize, 101 FomulaSimplifications, 136176 FormulaSimplificationTreeSizeReduction, 24.6s HoareSimplificationTime, 101 FomulaSimplificationsInter, 2061947 FormulaSimplificationTreeSizeReductionInter, 9.9s HoareSimplificationTimeInter, RefinementEngineStatistics: TRACE_CHECK: 0.1s SsaConstructionTime, 0.3s SatisfiabilityAnalysisTime, 0.7s InterpolantComputationTime, 550 NumberOfCodeBlocks, 550 NumberOfCodeBlocksAsserted, 12 NumberOfCheckSat, 538 ConstructedInterpolants, 0 QuantifiedInterpolants, 871 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 12 InterpolantComputations, 12 PerfectInterpolantSequences, 96/96 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: 136]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 83]: Loop Invariant Derived loop invariant: (((((((pumpRunning == 0 && methAndRunningLastTime == 0) && methaneLevelCritical == 0) && splverifierCounter == 0) && 0 == systemActive) && \result == 1) || (((((pumpRunning == 0 && methAndRunningLastTime == 0) && methaneLevelCritical == 0) && 1 == systemActive) && splverifierCounter == 0) && \result == 1)) || ((((pumpRunning == 0 && methAndRunningLastTime == 0) && methaneLevelCritical == 1) && splverifierCounter == 0) && 0 == systemActive)) || (((methAndRunningLastTime == 0 && 1 == systemActive) && methaneLevelCritical == 1) && splverifierCounter == 0) - InvariantResult [Line: 397]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 95]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 442]: Loop Invariant Derived loop invariant: (((pumpRunning == 0 && 1 == systemActive) && methaneLevelCritical == 1) && splverifierCounter == 0) || (((pumpRunning == 0 && methaneLevelCritical == 0) && 1 == systemActive) && splverifierCounter == 0) - InvariantResult [Line: 891]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 378]: Loop Invariant Derived loop invariant: ((((((pumpRunning == 0 && 1 <= tmp) && 1 <= \result) && 1 == systemActive) && methaneLevelCritical == 1) && splverifierCounter == 0) && \result == 1) || ((((pumpRunning == 0 && methaneLevelCritical == 0) && \result == 0) && 1 == systemActive) && splverifierCounter == 0) - InvariantResult [Line: 302]: Loop Invariant Derived loop invariant: (((pumpRunning == 0 && 1 == systemActive) && methaneLevelCritical == 1) && splverifierCounter == 0) || ((methaneLevelCritical == 0 && 1 == systemActive) && splverifierCounter == 0) - InvariantResult [Line: 353]: Loop Invariant Derived loop invariant: ((methaneLevelCritical == 0 && \result == 0) && 1 == systemActive) && splverifierCounter == 0 - InvariantResult [Line: 911]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 386]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 442]: Loop Invariant Derived loop invariant: (((pumpRunning == 0 && methaneLevelCritical == 0) && \result == 0) && 1 == systemActive) && splverifierCounter == 0 - InvariantResult [Line: 386]: Loop Invariant Derived loop invariant: (((methaneLevelCritical == 0 && \result == 0) && 1 == systemActive) && splverifierCounter == 0) || (((((methAndRunningLastTime == 0 && 1 <= \result) && 1 == systemActive) && methaneLevelCritical == 1) && splverifierCounter == 0) && \result == 1) - InvariantResult [Line: 95]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 59]: Loop Invariant Derived loop invariant: (((methAndRunningLastTime == 0 && 1 == systemActive) && methaneLevelCritical == 1) && splverifierCounter == 0) || ((methaneLevelCritical == 0 && 1 == systemActive) && splverifierCounter == 0) - InvariantResult [Line: 962]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 294]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 378]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 476]: Loop Invariant Derived loop invariant: (((methAndRunningLastTime == 0 && 1 == systemActive) && methaneLevelCritical == 1) && splverifierCounter == 0) || ((methaneLevelCritical == 0 && 1 == systemActive) && splverifierCounter == 0) - InvariantResult [Line: 294]: Loop Invariant Derived loop invariant: ((((pumpRunning == 0 && tmp == 0) && 1 == systemActive) && methaneLevelCritical == 1) && splverifierCounter == 0) || ((((pumpRunning == 0 && methaneLevelCritical == 0) && tmp == 0) && 1 == systemActive) && splverifierCounter == 0) - InvariantResult [Line: 294]: Loop Invariant Derived loop invariant: ((((pumpRunning == 0 && methaneLevelCritical == 0) && tmp == 0) && \result == 0) && 1 == systemActive) && splverifierCounter == 0 - InvariantResult [Line: 193]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 353]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 378]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 294]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 59]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 328]: Loop Invariant Derived loop invariant: (((pumpRunning == 0 && 1 == systemActive) && methaneLevelCritical == 1) && splverifierCounter == 0) || ((methaneLevelCritical == 0 && 1 == systemActive) && splverifierCounter == 0) - InvariantResult [Line: 95]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 353]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 386]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 172]: Loop Invariant Derived loop invariant: (((pumpRunning == 0 && methAndRunningLastTime == 0) && methaneLevelCritical == 0) && waterLevel <= 1) && 1 == systemActive - InvariantResult [Line: 302]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 294]: Loop Invariant Derived loop invariant: ((methaneLevelCritical == 0 && \result == 0) && 1 == systemActive) && splverifierCounter == 0 - InvariantResult [Line: 386]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 442]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 270]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 302]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 378]: Loop Invariant Derived loop invariant: ((pumpRunning == 0 && methaneLevelCritical == 1) && splverifierCounter == 0) || ((pumpRunning == 0 && methaneLevelCritical == 0) && splverifierCounter == 0) - InvariantResult [Line: 353]: Loop Invariant Derived loop invariant: ((methaneLevelCritical == 0 && \result == 0) && 1 == systemActive) && splverifierCounter == 0 - InvariantResult [Line: 136]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 353]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 95]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 95]: Loop Invariant Derived loop invariant: ((((methAndRunningLastTime == 0 && 1 == systemActive) && methaneLevelCritical == 1) && splverifierCounter == 0) && \result == 1) || (((methaneLevelCritical == 0 && \result == 0) && 1 == systemActive) && splverifierCounter == 0) - InvariantResult [Line: 136]: Loop Invariant Derived loop invariant: (((pumpRunning == 0 && methaneLevelCritical == 0) && \result == 0) && 1 == systemActive) && splverifierCounter == 0 - InvariantResult [Line: 165]: Loop Invariant Derived loop invariant: (((pumpRunning == 0 && methAndRunningLastTime == 0) && methaneLevelCritical == 0) && waterLevel <= 1) && 1 == systemActive - InvariantResult [Line: 95]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 442]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 294]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 495]: Loop Invariant Derived loop invariant: (((((((pumpRunning == 0 && methAndRunningLastTime == 0) && 1 == systemActive) && methaneLevelCritical == 1) && splverifierCounter == 0) && \result == 1) || (((((methAndRunningLastTime == 0 && methaneLevelCritical == 0) && tmp == 0) && \result == 0) && 1 == systemActive) && splverifierCounter == 0)) || (((((pumpRunning == 0 && methAndRunningLastTime == 0) && methaneLevelCritical == 1) && splverifierCounter == 0) && 0 == systemActive) && \result == 1)) || ((((((pumpRunning == 0 && methAndRunningLastTime == 0) && methaneLevelCritical == 0) && tmp == 0) && \result == 0) && splverifierCounter == 0) && 0 == systemActive) - InvariantResult [Line: 136]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 328]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 294]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 973]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 397]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 136]: Loop Invariant Derived loop invariant: (((pumpRunning == 0 && 1 == systemActive) && methaneLevelCritical == 1) && splverifierCounter == 0) || (((pumpRunning == 0 && methaneLevelCritical == 0) && 1 == systemActive) && splverifierCounter == 0) - InvariantResult [Line: 203]: Loop Invariant Derived loop invariant: (((((((pumpRunning == 0 && methAndRunningLastTime == 0) && 1 == systemActive) && methaneLevelCritical == 1) && splverifierCounter == 0) && \result == 1) || (((methAndRunningLastTime == 0 && methaneLevelCritical == 0) && 1 == systemActive) && splverifierCounter == 0)) || (((((pumpRunning == 0 && methAndRunningLastTime == 0) && methaneLevelCritical == 1) && splverifierCounter == 0) && 0 == systemActive) && \result == 1)) || ((((((pumpRunning == 0 && methAndRunningLastTime == 0) && methaneLevelCritical == 0) && tmp == 0) && \result == 0) && splverifierCounter == 0) && 0 == systemActive) - InvariantResult [Line: 891]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 328]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 95]: Loop Invariant Derived loop invariant: (((pumpRunning == 0 && methaneLevelCritical == 0) && \result == 0) && 1 == systemActive) && splverifierCounter == 0 - InvariantResult [Line: 495]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 294]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 270]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 891]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 270]: Loop Invariant Derived loop invariant: (((((((pumpRunning == 0 && methAndRunningLastTime == 0) && 1 == systemActive) && methaneLevelCritical == 1) && splverifierCounter == 0) && \result == 1) || (((((methAndRunningLastTime == 0 && methaneLevelCritical == 0) && tmp == 0) && \result == 0) && 1 == systemActive) && splverifierCounter == 0)) || (((((pumpRunning == 0 && methAndRunningLastTime == 0) && methaneLevelCritical == 1) && splverifierCounter == 0) && 0 == systemActive) && \result == 1)) || ((((((pumpRunning == 0 && methAndRunningLastTime == 0) && methaneLevelCritical == 0) && tmp == 0) && \result == 0) && splverifierCounter == 0) && 0 == systemActive) - InvariantResult [Line: 95]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 179]: Loop Invariant Derived loop invariant: (((pumpRunning == 0 && methAndRunningLastTime == 0) && methaneLevelCritical == 0) && waterLevel <= 1) && 1 == systemActive - InvariantResult [Line: 361]: Loop Invariant Derived loop invariant: ((((((pumpRunning == 0 && !(tmp == 0)) && 1 <= \result) && 1 == systemActive) && methaneLevelCritical == 1) && splverifierCounter == 0) && \result == 1) || (((methaneLevelCritical == 0 && \result == 0) && 1 == systemActive) && splverifierCounter == 0) - InvariantResult [Line: 202]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 386]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 397]: Loop Invariant Derived loop invariant: (((((pumpRunning == 0 && methaneLevelCritical == 1) && \result == 0) && splverifierCounter == 0) && 0 == systemActive) && \result == 1) || (((((pumpRunning == 0 && 1 == systemActive) && methaneLevelCritical == 1) && \result == 0) && splverifierCounter == 0) && \result == 1) - InvariantResult [Line: 59]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 361]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 136]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 95]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 901]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 353]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 955]: Loop Invariant Derived loop invariant: (((pumpRunning == 0 && methAndRunningLastTime == 0) && methaneLevelCritical == 0) && waterLevel <= 1) && 1 == systemActive - InvariantResult [Line: 95]: Loop Invariant Derived loop invariant: ((((pumpRunning == 0 && 1 == systemActive) && methaneLevelCritical == 1) && splverifierCounter == 0) && \result == 1) || ((((pumpRunning == 0 && methaneLevelCritical == 0) && \result == 0) && 1 == systemActive) && splverifierCounter == 0) - InvariantResult [Line: 386]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 294]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 95]: Loop Invariant Derived loop invariant: ((((((pumpRunning == 0 && 1 == systemActive) && methaneLevelCritical == 1) && splverifierCounter == 0) && \result == 1) || ((((pumpRunning == 0 && methaneLevelCritical == 1) && splverifierCounter == 0) && 0 == systemActive) && \result == 1)) || ((((pumpRunning == 0 && methaneLevelCritical == 0) && \result == 0) && splverifierCounter == 0) && 0 == systemActive)) || (((methaneLevelCritical == 0 && \result == 0) && 1 == systemActive) && splverifierCounter == 0) - InvariantResult [Line: 386]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 294]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 95]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 386]: Loop Invariant Derived loop invariant: (((((pumpRunning == 0 && 1 <= \result) && 1 == systemActive) && methaneLevelCritical == 1) && splverifierCounter == 0) && \result == 1) || ((((pumpRunning == 0 && methaneLevelCritical == 0) && \result == 0) && 1 == systemActive) && splverifierCounter == 0) - InvariantResult [Line: 302]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 71]: Loop Invariant Derived loop invariant: (((((((pumpRunning == 0 && methAndRunningLastTime == 0) && 1 == systemActive) && methaneLevelCritical == 1) && splverifierCounter == 0) && \result == 1) || (((methAndRunningLastTime == 0 && methaneLevelCritical == 0) && 1 == systemActive) && splverifierCounter == 0)) || (((((pumpRunning == 0 && methAndRunningLastTime == 0) && methaneLevelCritical == 1) && splverifierCounter == 0) && 0 == systemActive) && \result == 1)) || ((((((pumpRunning == 0 && methAndRunningLastTime == 0) && methaneLevelCritical == 0) && tmp == 0) && \result == 0) && splverifierCounter == 0) && 0 == systemActive) - InvariantResult [Line: 302]: Loop Invariant Derived loop invariant: ((methaneLevelCritical == 0 && \result == 0) && 1 == systemActive) && splverifierCounter == 0 - InvariantResult [Line: 487]: Loop Invariant Derived loop invariant: (((pumpRunning == 0 && methAndRunningLastTime == 0) && methaneLevelCritical == 0) && waterLevel <= 1) && 1 == systemActive - InvariantResult [Line: 495]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 361]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 461]: Loop Invariant Derived loop invariant: (((pumpRunning == 0 && methaneLevelCritical == 0) && splverifierCounter == 0) && 0 == systemActive) || (((pumpRunning == 0 && methaneLevelCritical == 1) && splverifierCounter == 0) && 0 == systemActive) - InvariantResult [Line: 361]: Loop Invariant Derived loop invariant: ((methaneLevelCritical == 0 && \result == 0) && 1 == systemActive) && splverifierCounter == 0 - InvariantResult [Line: 386]: Loop Invariant Derived loop invariant: (((pumpRunning == 0 && methaneLevelCritical == 0) && \result == 0) && 1 == systemActive) && splverifierCounter == 0 - InvariantResult [Line: 361]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 442]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 294]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 442]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 294]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 302]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 361]: Loop Invariant Derived loop invariant: 0 RESULT: Ultimate proved your program to be correct! [2021-11-22 16:20:54,306 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_90ddd175-e7fe-4175-8781-a557366105a6/bin/uautomizer-w2VwFs6gM0/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Forceful destruction successful, exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Writing output log to file Ultimate.log Result: TRUE