./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/product-lines/minepump_spec3_product62.cil.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version b2eff8ba Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fe4238ad-77ec-4a81-8a22-ce679a1fc075/bin/uautomizer-UnR33cPsHg/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fe4238ad-77ec-4a81-8a22-ce679a1fc075/bin/uautomizer-UnR33cPsHg/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fe4238ad-77ec-4a81-8a22-ce679a1fc075/bin/uautomizer-UnR33cPsHg/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fe4238ad-77ec-4a81-8a22-ce679a1fc075/bin/uautomizer-UnR33cPsHg/config/AutomizerReach.xml -i ../../sv-benchmarks/c/product-lines/minepump_spec3_product62.cil.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fe4238ad-77ec-4a81-8a22-ce679a1fc075/bin/uautomizer-UnR33cPsHg/config/svcomp-Reach-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fe4238ad-77ec-4a81-8a22-ce679a1fc075/bin/uautomizer-UnR33cPsHg --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 4d13ffd2557e7d7902d8a5eac414f9fb7393252d85c14855e86000741be6847f ....................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... Execution finished normally Writing output log to file Ultimate.log Result: TRUE --- Real Ultimate output --- This is Ultimate 0.2.1-dev-b2eff8b [2021-10-28 09:06:21,337 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-10-28 09:06:21,340 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-10-28 09:06:21,401 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-10-28 09:06:21,401 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-10-28 09:06:21,406 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-10-28 09:06:21,408 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-10-28 09:06:21,413 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-10-28 09:06:21,416 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-10-28 09:06:21,422 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-10-28 09:06:21,423 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-10-28 09:06:21,425 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-10-28 09:06:21,425 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-10-28 09:06:21,428 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-10-28 09:06:21,430 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-10-28 09:06:21,439 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-10-28 09:06:21,441 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-10-28 09:06:21,442 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-10-28 09:06:21,445 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-10-28 09:06:21,453 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-10-28 09:06:21,456 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-10-28 09:06:21,457 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-10-28 09:06:21,461 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-10-28 09:06:21,462 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-10-28 09:06:21,472 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-10-28 09:06:21,472 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-10-28 09:06:21,473 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-10-28 09:06:21,475 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-10-28 09:06:21,476 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-10-28 09:06:21,478 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-10-28 09:06:21,478 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-10-28 09:06:21,479 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-10-28 09:06:21,481 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-10-28 09:06:21,482 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-10-28 09:06:21,484 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-10-28 09:06:21,485 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-10-28 09:06:21,485 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-10-28 09:06:21,486 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-10-28 09:06:21,486 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-10-28 09:06:21,487 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-10-28 09:06:21,488 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-10-28 09:06:21,489 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fe4238ad-77ec-4a81-8a22-ce679a1fc075/bin/uautomizer-UnR33cPsHg/config/svcomp-Reach-32bit-Automizer_Default.epf [2021-10-28 09:06:21,542 INFO L113 SettingsManager]: Loading preferences was successful [2021-10-28 09:06:21,542 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-10-28 09:06:21,543 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2021-10-28 09:06:21,543 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2021-10-28 09:06:21,545 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-10-28 09:06:21,545 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-10-28 09:06:21,545 INFO L138 SettingsManager]: * Use SBE=true [2021-10-28 09:06:21,545 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-10-28 09:06:21,546 INFO L138 SettingsManager]: * sizeof long=4 [2021-10-28 09:06:21,546 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-10-28 09:06:21,547 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-10-28 09:06:21,548 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-10-28 09:06:21,548 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-10-28 09:06:21,548 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-10-28 09:06:21,548 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-10-28 09:06:21,549 INFO L138 SettingsManager]: * sizeof long double=12 [2021-10-28 09:06:21,549 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-10-28 09:06:21,549 INFO L138 SettingsManager]: * Use constant arrays=true [2021-10-28 09:06:21,549 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-10-28 09:06:21,550 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-10-28 09:06:21,550 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-10-28 09:06:21,550 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-10-28 09:06:21,550 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-10-28 09:06:21,551 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-10-28 09:06:21,551 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-10-28 09:06:21,551 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-10-28 09:06:21,551 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2021-10-28 09:06:21,552 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-10-28 09:06:21,552 INFO L138 SettingsManager]: * Large block encoding in concurrent analysis=OFF [2021-10-28 09:06:21,554 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2021-10-28 09:06:21,554 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-10-28 09:06:21,555 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-10-28 09:06:21,555 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_fe4238ad-77ec-4a81-8a22-ce679a1fc075/bin/uautomizer-UnR33cPsHg/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fe4238ad-77ec-4a81-8a22-ce679a1fc075/bin/uautomizer-UnR33cPsHg Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 4d13ffd2557e7d7902d8a5eac414f9fb7393252d85c14855e86000741be6847f [2021-10-28 09:06:21,857 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-10-28 09:06:21,892 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-10-28 09:06:21,895 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-10-28 09:06:21,896 INFO L271 PluginConnector]: Initializing CDTParser... [2021-10-28 09:06:21,897 INFO L275 PluginConnector]: CDTParser initialized [2021-10-28 09:06:21,898 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fe4238ad-77ec-4a81-8a22-ce679a1fc075/bin/uautomizer-UnR33cPsHg/../../sv-benchmarks/c/product-lines/minepump_spec3_product62.cil.c [2021-10-28 09:06:21,966 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fe4238ad-77ec-4a81-8a22-ce679a1fc075/bin/uautomizer-UnR33cPsHg/data/f442a7be5/483aa7254aab4b5bbc51e922274fc478/FLAGe08730644 [2021-10-28 09:06:22,669 INFO L306 CDTParser]: Found 1 translation units. [2021-10-28 09:06:22,670 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fe4238ad-77ec-4a81-8a22-ce679a1fc075/sv-benchmarks/c/product-lines/minepump_spec3_product62.cil.c [2021-10-28 09:06:22,696 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fe4238ad-77ec-4a81-8a22-ce679a1fc075/bin/uautomizer-UnR33cPsHg/data/f442a7be5/483aa7254aab4b5bbc51e922274fc478/FLAGe08730644 [2021-10-28 09:06:22,904 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fe4238ad-77ec-4a81-8a22-ce679a1fc075/bin/uautomizer-UnR33cPsHg/data/f442a7be5/483aa7254aab4b5bbc51e922274fc478 [2021-10-28 09:06:22,906 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-10-28 09:06:22,908 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-10-28 09:06:22,910 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-10-28 09:06:22,910 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-10-28 09:06:22,919 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-10-28 09:06:22,919 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 28.10 09:06:22" (1/1) ... [2021-10-28 09:06:22,920 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@30283755 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 09:06:22, skipping insertion in model container [2021-10-28 09:06:22,921 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 28.10 09:06:22" (1/1) ... [2021-10-28 09:06:22,926 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-10-28 09:06:22,974 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-10-28 09:06:23,179 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fe4238ad-77ec-4a81-8a22-ce679a1fc075/sv-benchmarks/c/product-lines/minepump_spec3_product62.cil.c[1605,1618] [2021-10-28 09:06:23,326 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-10-28 09:06:23,336 INFO L203 MainTranslator]: Completed pre-run [2021-10-28 09:06:23,351 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fe4238ad-77ec-4a81-8a22-ce679a1fc075/sv-benchmarks/c/product-lines/minepump_spec3_product62.cil.c[1605,1618] [2021-10-28 09:06:23,455 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-10-28 09:06:23,485 INFO L208 MainTranslator]: Completed translation [2021-10-28 09:06:23,486 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 09:06:23 WrapperNode [2021-10-28 09:06:23,486 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-10-28 09:06:23,488 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-10-28 09:06:23,488 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-10-28 09:06:23,488 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-10-28 09:06:23,497 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 09:06:23" (1/1) ... [2021-10-28 09:06:23,529 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 09:06:23" (1/1) ... [2021-10-28 09:06:23,619 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-10-28 09:06:23,620 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-10-28 09:06:23,621 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-10-28 09:06:23,621 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-10-28 09:06:23,630 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 09:06:23" (1/1) ... [2021-10-28 09:06:23,631 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 09:06:23" (1/1) ... [2021-10-28 09:06:23,652 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 09:06:23" (1/1) ... [2021-10-28 09:06:23,652 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 09:06:23" (1/1) ... [2021-10-28 09:06:23,704 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 09:06:23" (1/1) ... [2021-10-28 09:06:23,729 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 09:06:23" (1/1) ... [2021-10-28 09:06:23,748 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 09:06:23" (1/1) ... [2021-10-28 09:06:23,757 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-10-28 09:06:23,765 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-10-28 09:06:23,765 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-10-28 09:06:23,766 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-10-28 09:06:23,767 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 09:06:23" (1/1) ... [2021-10-28 09:06:23,774 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-10-28 09:06:23,788 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fe4238ad-77ec-4a81-8a22-ce679a1fc075/bin/uautomizer-UnR33cPsHg/z3 [2021-10-28 09:06:23,804 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fe4238ad-77ec-4a81-8a22-ce679a1fc075/bin/uautomizer-UnR33cPsHg/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2021-10-28 09:06:23,836 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fe4238ad-77ec-4a81-8a22-ce679a1fc075/bin/uautomizer-UnR33cPsHg/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2021-10-28 09:06:23,880 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-10-28 09:06:23,881 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-10-28 09:06:23,881 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-10-28 09:06:23,881 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-10-28 09:06:25,371 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-10-28 09:06:25,372 INFO L299 CfgBuilder]: Removed 356 assume(true) statements. [2021-10-28 09:06:25,375 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 28.10 09:06:25 BoogieIcfgContainer [2021-10-28 09:06:25,376 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-10-28 09:06:25,378 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2021-10-28 09:06:25,378 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2021-10-28 09:06:25,382 INFO L275 PluginConnector]: TraceAbstraction initialized [2021-10-28 09:06:25,382 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 28.10 09:06:22" (1/3) ... [2021-10-28 09:06:25,384 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@634905 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 28.10 09:06:25, skipping insertion in model container [2021-10-28 09:06:25,384 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 09:06:23" (2/3) ... [2021-10-28 09:06:25,385 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@634905 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 28.10 09:06:25, skipping insertion in model container [2021-10-28 09:06:25,385 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 28.10 09:06:25" (3/3) ... [2021-10-28 09:06:25,387 INFO L111 eAbstractionObserver]: Analyzing ICFG minepump_spec3_product62.cil.c [2021-10-28 09:06:25,394 INFO L204 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2021-10-28 09:06:25,394 INFO L163 ceAbstractionStarter]: Applying trace abstraction to program that has 3 error locations. [2021-10-28 09:06:25,505 INFO L338 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2021-10-28 09:06:25,516 INFO L339 AbstractCegarLoop]: Settings: SEPARATE_VIOLATION_CHECK=true, mInterprocedural=true, mMaxIterations=1000000, mWatchIteration=1000000, mArtifact=RCFG, mInterpolation=FPandBP, mInterpolantAutomaton=STRAIGHT_LINE, mDumpAutomata=false, mAutomataFormat=ATS_NUMERATE, mDumpPath=., mDeterminiation=PREDICATE_ABSTRACTION, mMinimize=MINIMIZE_SEVPA, mHoare=true, mAutomataTypeConcurrency=PETRI_NET, mHoareTripleChecks=INCREMENTAL, mHoareAnnotationPositions=LoopsAndPotentialCycles, mDumpOnlyReuseAutomata=false, mLimitTraceHistogram=0, mErrorLocTimeLimit=0, mLimitPathProgramCount=0, mCollectInterpolantStatistics=true, mHeuristicEmptinessCheck=false, mHeuristicEmptinessCheckAStarHeuristic=ZERO, mHeuristicEmptinessCheckAStarHeuristicRandomSeed=1337, mHeuristicEmptinessCheckSmtFeatureScoringMethod=DAGSIZE, mSMTFeatureExtraction=false, mSMTFeatureExtractionDumpPath=., mOverrideInterpolantAutomaton=false, mMcrInterpolantMethod=WP, mLoopAccelerationTechnique=FAST_UPR [2021-10-28 09:06:25,516 INFO L340 AbstractCegarLoop]: Starting to check reachability of 3 error locations. [2021-10-28 09:06:25,543 INFO L276 IsEmpty]: Start isEmpty. Operand has 231 states, 227 states have (on average 1.5198237885462555) internal successors, (345), 230 states have internal predecessors, (345), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-28 09:06:25,553 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-10-28 09:06:25,553 INFO L505 BasicCegarLoop]: Found error trace [2021-10-28 09:06:25,554 INFO L513 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-10-28 09:06:25,555 INFO L402 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION] === [2021-10-28 09:06:25,561 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-28 09:06:25,561 INFO L85 PathProgramCache]: Analyzing trace with hash 248194716, now seen corresponding path program 1 times [2021-10-28 09:06:25,571 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-28 09:06:25,572 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [236400937] [2021-10-28 09:06:25,572 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-28 09:06:25,573 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-28 09:06:25,797 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-28 09:06:25,929 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-28 09:06:25,930 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-10-28 09:06:25,931 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [236400937] [2021-10-28 09:06:25,932 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [236400937] provided 1 perfect and 0 imperfect interpolant sequences [2021-10-28 09:06:25,932 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-10-28 09:06:25,933 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2021-10-28 09:06:25,944 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1897514281] [2021-10-28 09:06:25,954 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2021-10-28 09:06:25,954 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-10-28 09:06:25,975 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2021-10-28 09:06:25,977 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2021-10-28 09:06:25,983 INFO L87 Difference]: Start difference. First operand has 231 states, 227 states have (on average 1.5198237885462555) internal successors, (345), 230 states have internal predecessors, (345), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Second operand has 2 states, 2 states have (on average 9.0) internal successors, (18), 2 states have internal predecessors, (18), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-28 09:06:26,070 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-28 09:06:26,074 INFO L93 Difference]: Finished difference Result 456 states and 683 transitions. [2021-10-28 09:06:26,074 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-10-28 09:06:26,076 INFO L78 Accepts]: Start accepts. Automaton has has 2 states, 2 states have (on average 9.0) internal successors, (18), 2 states have internal predecessors, (18), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 18 [2021-10-28 09:06:26,076 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-28 09:06:26,101 INFO L225 Difference]: With dead ends: 456 [2021-10-28 09:06:26,101 INFO L226 Difference]: Without dead ends: 227 [2021-10-28 09:06:26,108 INFO L786 BasicCegarLoop]: 0 DeclaredPredicates, 2 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2021-10-28 09:06:26,129 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 227 states. [2021-10-28 09:06:26,191 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 227 to 227. [2021-10-28 09:06:26,195 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 227 states, 224 states have (on average 1.4866071428571428) internal successors, (333), 226 states have internal predecessors, (333), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-28 09:06:26,204 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 227 states to 227 states and 333 transitions. [2021-10-28 09:06:26,205 INFO L78 Accepts]: Start accepts. Automaton has 227 states and 333 transitions. Word has length 18 [2021-10-28 09:06:26,206 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-28 09:06:26,207 INFO L470 AbstractCegarLoop]: Abstraction has 227 states and 333 transitions. [2021-10-28 09:06:26,208 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 9.0) internal successors, (18), 2 states have internal predecessors, (18), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-28 09:06:26,208 INFO L276 IsEmpty]: Start isEmpty. Operand 227 states and 333 transitions. [2021-10-28 09:06:26,211 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2021-10-28 09:06:26,212 INFO L505 BasicCegarLoop]: Found error trace [2021-10-28 09:06:26,212 INFO L513 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-10-28 09:06:26,213 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2021-10-28 09:06:26,213 INFO L402 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION] === [2021-10-28 09:06:26,217 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-28 09:06:26,217 INFO L85 PathProgramCache]: Analyzing trace with hash -662836037, now seen corresponding path program 1 times [2021-10-28 09:06:26,217 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-28 09:06:26,218 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1573567125] [2021-10-28 09:06:26,218 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-28 09:06:26,218 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-28 09:06:26,299 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-28 09:06:26,370 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-28 09:06:26,371 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-10-28 09:06:26,371 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1573567125] [2021-10-28 09:06:26,372 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1573567125] provided 1 perfect and 0 imperfect interpolant sequences [2021-10-28 09:06:26,372 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-10-28 09:06:26,372 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-10-28 09:06:26,372 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [84154874] [2021-10-28 09:06:26,377 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2021-10-28 09:06:26,378 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-10-28 09:06:26,379 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-10-28 09:06:26,379 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-10-28 09:06:26,380 INFO L87 Difference]: Start difference. First operand 227 states and 333 transitions. Second operand has 3 states, 3 states have (on average 6.333333333333333) internal successors, (19), 3 states have internal predecessors, (19), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-28 09:06:26,411 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-28 09:06:26,411 INFO L93 Difference]: Finished difference Result 227 states and 333 transitions. [2021-10-28 09:06:26,412 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-10-28 09:06:26,413 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 6.333333333333333) internal successors, (19), 3 states have internal predecessors, (19), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 19 [2021-10-28 09:06:26,413 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-28 09:06:26,416 INFO L225 Difference]: With dead ends: 227 [2021-10-28 09:06:26,416 INFO L226 Difference]: Without dead ends: 85 [2021-10-28 09:06:26,421 INFO L786 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-10-28 09:06:26,422 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 85 states. [2021-10-28 09:06:26,430 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 85 to 85. [2021-10-28 09:06:26,433 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 85 states, 84 states have (on average 1.4761904761904763) internal successors, (124), 84 states have internal predecessors, (124), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-28 09:06:26,435 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 85 states to 85 states and 124 transitions. [2021-10-28 09:06:26,435 INFO L78 Accepts]: Start accepts. Automaton has 85 states and 124 transitions. Word has length 19 [2021-10-28 09:06:26,435 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-28 09:06:26,436 INFO L470 AbstractCegarLoop]: Abstraction has 85 states and 124 transitions. [2021-10-28 09:06:26,436 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 6.333333333333333) internal successors, (19), 3 states have internal predecessors, (19), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-28 09:06:26,436 INFO L276 IsEmpty]: Start isEmpty. Operand 85 states and 124 transitions. [2021-10-28 09:06:26,438 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2021-10-28 09:06:26,439 INFO L505 BasicCegarLoop]: Found error trace [2021-10-28 09:06:26,439 INFO L513 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-10-28 09:06:26,439 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2021-10-28 09:06:26,441 INFO L402 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION] === [2021-10-28 09:06:26,448 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-28 09:06:26,454 INFO L85 PathProgramCache]: Analyzing trace with hash 1673828196, now seen corresponding path program 1 times [2021-10-28 09:06:26,454 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-28 09:06:26,455 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2100487687] [2021-10-28 09:06:26,455 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-28 09:06:26,456 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-28 09:06:26,500 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-28 09:06:26,550 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-28 09:06:26,551 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-10-28 09:06:26,551 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2100487687] [2021-10-28 09:06:26,551 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2100487687] provided 1 perfect and 0 imperfect interpolant sequences [2021-10-28 09:06:26,552 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-10-28 09:06:26,552 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-10-28 09:06:26,552 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1312982677] [2021-10-28 09:06:26,553 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2021-10-28 09:06:26,553 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-10-28 09:06:26,554 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-10-28 09:06:26,554 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-10-28 09:06:26,555 INFO L87 Difference]: Start difference. First operand 85 states and 124 transitions. Second operand has 3 states, 3 states have (on average 8.0) internal successors, (24), 3 states have internal predecessors, (24), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-28 09:06:26,581 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-28 09:06:26,585 INFO L93 Difference]: Finished difference Result 164 states and 242 transitions. [2021-10-28 09:06:26,586 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-10-28 09:06:26,586 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 8.0) internal successors, (24), 3 states have internal predecessors, (24), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 24 [2021-10-28 09:06:26,587 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-28 09:06:26,588 INFO L225 Difference]: With dead ends: 164 [2021-10-28 09:06:26,589 INFO L226 Difference]: Without dead ends: 85 [2021-10-28 09:06:26,590 INFO L786 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-10-28 09:06:26,591 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 85 states. [2021-10-28 09:06:26,598 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 85 to 85. [2021-10-28 09:06:26,601 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 85 states, 84 states have (on average 1.4642857142857142) internal successors, (123), 84 states have internal predecessors, (123), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-28 09:06:26,602 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 85 states to 85 states and 123 transitions. [2021-10-28 09:06:26,602 INFO L78 Accepts]: Start accepts. Automaton has 85 states and 123 transitions. Word has length 24 [2021-10-28 09:06:26,602 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-28 09:06:26,603 INFO L470 AbstractCegarLoop]: Abstraction has 85 states and 123 transitions. [2021-10-28 09:06:26,603 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 8.0) internal successors, (24), 3 states have internal predecessors, (24), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-28 09:06:26,604 INFO L276 IsEmpty]: Start isEmpty. Operand 85 states and 123 transitions. [2021-10-28 09:06:26,610 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-10-28 09:06:26,611 INFO L505 BasicCegarLoop]: Found error trace [2021-10-28 09:06:26,611 INFO L513 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-10-28 09:06:26,611 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2021-10-28 09:06:26,612 INFO L402 AbstractCegarLoop]: === Iteration 4 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION] === [2021-10-28 09:06:26,614 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-28 09:06:26,614 INFO L85 PathProgramCache]: Analyzing trace with hash 61775514, now seen corresponding path program 1 times [2021-10-28 09:06:26,614 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-28 09:06:26,615 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [986426024] [2021-10-28 09:06:26,616 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-28 09:06:26,616 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-28 09:06:26,708 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-28 09:06:26,790 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-28 09:06:26,792 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-10-28 09:06:26,792 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [986426024] [2021-10-28 09:06:26,793 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [986426024] provided 1 perfect and 0 imperfect interpolant sequences [2021-10-28 09:06:26,794 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-10-28 09:06:26,794 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2021-10-28 09:06:26,794 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [68405637] [2021-10-28 09:06:26,795 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2021-10-28 09:06:26,796 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-10-28 09:06:26,797 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-10-28 09:06:26,797 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-10-28 09:06:26,797 INFO L87 Difference]: Start difference. First operand 85 states and 123 transitions. Second operand has 3 states, 3 states have (on average 9.0) internal successors, (27), 2 states have internal predecessors, (27), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-28 09:06:26,847 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-28 09:06:26,848 INFO L93 Difference]: Finished difference Result 172 states and 251 transitions. [2021-10-28 09:06:26,848 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-10-28 09:06:26,849 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 9.0) internal successors, (27), 2 states have internal predecessors, (27), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 27 [2021-10-28 09:06:26,849 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-28 09:06:26,850 INFO L225 Difference]: With dead ends: 172 [2021-10-28 09:06:26,850 INFO L226 Difference]: Without dead ends: 93 [2021-10-28 09:06:26,852 INFO L786 BasicCegarLoop]: 0 DeclaredPredicates, 2 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-10-28 09:06:26,852 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 93 states. [2021-10-28 09:06:26,861 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 93 to 91. [2021-10-28 09:06:26,862 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 91 states, 90 states have (on average 1.4222222222222223) internal successors, (128), 90 states have internal predecessors, (128), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-28 09:06:26,862 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 91 states to 91 states and 128 transitions. [2021-10-28 09:06:26,863 INFO L78 Accepts]: Start accepts. Automaton has 91 states and 128 transitions. Word has length 27 [2021-10-28 09:06:26,863 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-28 09:06:26,864 INFO L470 AbstractCegarLoop]: Abstraction has 91 states and 128 transitions. [2021-10-28 09:06:26,864 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 9.0) internal successors, (27), 2 states have internal predecessors, (27), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-28 09:06:26,864 INFO L276 IsEmpty]: Start isEmpty. Operand 91 states and 128 transitions. [2021-10-28 09:06:26,865 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 34 [2021-10-28 09:06:26,866 INFO L505 BasicCegarLoop]: Found error trace [2021-10-28 09:06:26,867 INFO L513 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-10-28 09:06:26,867 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2021-10-28 09:06:26,868 INFO L402 AbstractCegarLoop]: === Iteration 5 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION] === [2021-10-28 09:06:26,868 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-28 09:06:26,870 INFO L85 PathProgramCache]: Analyzing trace with hash -1135503666, now seen corresponding path program 1 times [2021-10-28 09:06:26,870 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-28 09:06:26,871 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1141224348] [2021-10-28 09:06:26,871 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-28 09:06:26,872 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-28 09:06:26,939 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-28 09:06:27,041 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-28 09:06:27,041 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-10-28 09:06:27,042 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1141224348] [2021-10-28 09:06:27,042 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1141224348] provided 1 perfect and 0 imperfect interpolant sequences [2021-10-28 09:06:27,042 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-10-28 09:06:27,043 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2021-10-28 09:06:27,043 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1760777212] [2021-10-28 09:06:27,044 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2021-10-28 09:06:27,044 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-10-28 09:06:27,045 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2021-10-28 09:06:27,045 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2021-10-28 09:06:27,046 INFO L87 Difference]: Start difference. First operand 91 states and 128 transitions. Second operand has 5 states, 5 states have (on average 6.6) internal successors, (33), 4 states have internal predecessors, (33), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-28 09:06:27,211 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-28 09:06:27,211 INFO L93 Difference]: Finished difference Result 444 states and 640 transitions. [2021-10-28 09:06:27,212 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-10-28 09:06:27,212 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 6.6) internal successors, (33), 4 states have internal predecessors, (33), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 33 [2021-10-28 09:06:27,213 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-28 09:06:27,216 INFO L225 Difference]: With dead ends: 444 [2021-10-28 09:06:27,217 INFO L226 Difference]: Without dead ends: 359 [2021-10-28 09:06:27,218 INFO L786 BasicCegarLoop]: 0 DeclaredPredicates, 7 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=22, Invalid=34, Unknown=0, NotChecked=0, Total=56 [2021-10-28 09:06:27,219 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 359 states. [2021-10-28 09:06:27,255 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 359 to 139. [2021-10-28 09:06:27,255 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 139 states, 138 states have (on average 1.391304347826087) internal successors, (192), 138 states have internal predecessors, (192), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-28 09:06:27,258 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 139 states to 139 states and 192 transitions. [2021-10-28 09:06:27,258 INFO L78 Accepts]: Start accepts. Automaton has 139 states and 192 transitions. Word has length 33 [2021-10-28 09:06:27,258 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-28 09:06:27,259 INFO L470 AbstractCegarLoop]: Abstraction has 139 states and 192 transitions. [2021-10-28 09:06:27,260 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 6.6) internal successors, (33), 4 states have internal predecessors, (33), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-28 09:06:27,260 INFO L276 IsEmpty]: Start isEmpty. Operand 139 states and 192 transitions. [2021-10-28 09:06:27,265 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2021-10-28 09:06:27,265 INFO L505 BasicCegarLoop]: Found error trace [2021-10-28 09:06:27,266 INFO L513 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-10-28 09:06:27,266 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2021-10-28 09:06:27,266 INFO L402 AbstractCegarLoop]: === Iteration 6 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION] === [2021-10-28 09:06:27,267 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-28 09:06:27,267 INFO L85 PathProgramCache]: Analyzing trace with hash 21792272, now seen corresponding path program 1 times [2021-10-28 09:06:27,267 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-28 09:06:27,268 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1149799568] [2021-10-28 09:06:27,268 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-28 09:06:27,268 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-28 09:06:27,299 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-28 09:06:27,357 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-28 09:06:27,358 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-10-28 09:06:27,358 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1149799568] [2021-10-28 09:06:27,358 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1149799568] provided 1 perfect and 0 imperfect interpolant sequences [2021-10-28 09:06:27,359 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-10-28 09:06:27,359 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-10-28 09:06:27,361 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [342982504] [2021-10-28 09:06:27,362 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2021-10-28 09:06:27,366 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-10-28 09:06:27,367 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2021-10-28 09:06:27,367 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2021-10-28 09:06:27,367 INFO L87 Difference]: Start difference. First operand 139 states and 192 transitions. Second operand has 4 states, 4 states have (on average 8.5) internal successors, (34), 3 states have internal predecessors, (34), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-28 09:06:27,544 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-28 09:06:27,544 INFO L93 Difference]: Finished difference Result 294 states and 413 transitions. [2021-10-28 09:06:27,545 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-10-28 09:06:27,545 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 8.5) internal successors, (34), 3 states have internal predecessors, (34), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 34 [2021-10-28 09:06:27,546 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-28 09:06:27,548 INFO L225 Difference]: With dead ends: 294 [2021-10-28 09:06:27,548 INFO L226 Difference]: Without dead ends: 209 [2021-10-28 09:06:27,549 INFO L786 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2021-10-28 09:06:27,549 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 209 states. [2021-10-28 09:06:27,566 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 209 to 206. [2021-10-28 09:06:27,567 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 206 states, 205 states have (on average 1.3902439024390243) internal successors, (285), 205 states have internal predecessors, (285), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-28 09:06:27,569 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 206 states to 206 states and 285 transitions. [2021-10-28 09:06:27,569 INFO L78 Accepts]: Start accepts. Automaton has 206 states and 285 transitions. Word has length 34 [2021-10-28 09:06:27,569 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-28 09:06:27,570 INFO L470 AbstractCegarLoop]: Abstraction has 206 states and 285 transitions. [2021-10-28 09:06:27,570 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 8.5) internal successors, (34), 3 states have internal predecessors, (34), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-28 09:06:27,570 INFO L276 IsEmpty]: Start isEmpty. Operand 206 states and 285 transitions. [2021-10-28 09:06:27,571 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2021-10-28 09:06:27,571 INFO L505 BasicCegarLoop]: Found error trace [2021-10-28 09:06:27,572 INFO L513 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-10-28 09:06:27,572 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5 [2021-10-28 09:06:27,572 INFO L402 AbstractCegarLoop]: === Iteration 7 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION] === [2021-10-28 09:06:27,573 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-28 09:06:27,573 INFO L85 PathProgramCache]: Analyzing trace with hash -989324978, now seen corresponding path program 1 times [2021-10-28 09:06:27,573 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-28 09:06:27,574 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [728652645] [2021-10-28 09:06:27,574 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-28 09:06:27,574 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-28 09:06:27,598 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-28 09:06:27,651 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-28 09:06:27,652 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-10-28 09:06:27,652 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [728652645] [2021-10-28 09:06:27,652 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [728652645] provided 1 perfect and 0 imperfect interpolant sequences [2021-10-28 09:06:27,653 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-10-28 09:06:27,653 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2021-10-28 09:06:27,653 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [552648892] [2021-10-28 09:06:27,654 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2021-10-28 09:06:27,654 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-10-28 09:06:27,654 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2021-10-28 09:06:27,655 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2021-10-28 09:06:27,655 INFO L87 Difference]: Start difference. First operand 206 states and 285 transitions. Second operand has 4 states, 4 states have (on average 8.5) internal successors, (34), 4 states have internal predecessors, (34), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-28 09:06:27,746 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-28 09:06:27,747 INFO L93 Difference]: Finished difference Result 575 states and 806 transitions. [2021-10-28 09:06:27,747 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-10-28 09:06:27,748 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 8.5) internal successors, (34), 4 states have internal predecessors, (34), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 34 [2021-10-28 09:06:27,748 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-28 09:06:27,751 INFO L225 Difference]: With dead ends: 575 [2021-10-28 09:06:27,752 INFO L226 Difference]: Without dead ends: 422 [2021-10-28 09:06:27,752 INFO L786 BasicCegarLoop]: 0 DeclaredPredicates, 6 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2021-10-28 09:06:27,753 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 422 states. [2021-10-28 09:06:27,775 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 422 to 206. [2021-10-28 09:06:27,776 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 206 states, 205 states have (on average 1.3756097560975609) internal successors, (282), 205 states have internal predecessors, (282), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-28 09:06:27,778 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 206 states to 206 states and 282 transitions. [2021-10-28 09:06:27,778 INFO L78 Accepts]: Start accepts. Automaton has 206 states and 282 transitions. Word has length 34 [2021-10-28 09:06:27,779 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-28 09:06:27,779 INFO L470 AbstractCegarLoop]: Abstraction has 206 states and 282 transitions. [2021-10-28 09:06:27,779 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 8.5) internal successors, (34), 4 states have internal predecessors, (34), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-28 09:06:27,779 INFO L276 IsEmpty]: Start isEmpty. Operand 206 states and 282 transitions. [2021-10-28 09:06:27,780 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2021-10-28 09:06:27,780 INFO L505 BasicCegarLoop]: Found error trace [2021-10-28 09:06:27,781 INFO L513 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-10-28 09:06:27,781 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6 [2021-10-28 09:06:27,781 INFO L402 AbstractCegarLoop]: === Iteration 8 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION] === [2021-10-28 09:06:27,782 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-28 09:06:27,782 INFO L85 PathProgramCache]: Analyzing trace with hash -731159540, now seen corresponding path program 1 times [2021-10-28 09:06:27,782 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-28 09:06:27,783 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1988500975] [2021-10-28 09:06:27,783 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-28 09:06:27,783 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-28 09:06:27,805 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-28 09:06:27,850 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-28 09:06:27,850 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-10-28 09:06:27,851 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1988500975] [2021-10-28 09:06:27,851 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1988500975] provided 1 perfect and 0 imperfect interpolant sequences [2021-10-28 09:06:27,851 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-10-28 09:06:27,851 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2021-10-28 09:06:27,852 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [309259073] [2021-10-28 09:06:27,852 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2021-10-28 09:06:27,852 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-10-28 09:06:27,853 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2021-10-28 09:06:27,853 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2021-10-28 09:06:27,854 INFO L87 Difference]: Start difference. First operand 206 states and 282 transitions. Second operand has 5 states, 5 states have (on average 6.8) internal successors, (34), 5 states have internal predecessors, (34), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-28 09:06:27,964 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-28 09:06:27,964 INFO L93 Difference]: Finished difference Result 618 states and 858 transitions. [2021-10-28 09:06:27,965 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-10-28 09:06:27,965 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 6.8) internal successors, (34), 5 states have internal predecessors, (34), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 34 [2021-10-28 09:06:27,966 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-28 09:06:27,971 INFO L225 Difference]: With dead ends: 618 [2021-10-28 09:06:27,971 INFO L226 Difference]: Without dead ends: 418 [2021-10-28 09:06:27,972 INFO L786 BasicCegarLoop]: 0 DeclaredPredicates, 9 GetRequests, 4 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=17, Invalid=25, Unknown=0, NotChecked=0, Total=42 [2021-10-28 09:06:27,972 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 418 states. [2021-10-28 09:06:27,995 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 418 to 218. [2021-10-28 09:06:27,996 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 218 states, 217 states have (on average 1.3410138248847927) internal successors, (291), 217 states have internal predecessors, (291), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-28 09:06:27,997 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 218 states to 218 states and 291 transitions. [2021-10-28 09:06:27,998 INFO L78 Accepts]: Start accepts. Automaton has 218 states and 291 transitions. Word has length 34 [2021-10-28 09:06:27,999 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-28 09:06:27,999 INFO L470 AbstractCegarLoop]: Abstraction has 218 states and 291 transitions. [2021-10-28 09:06:27,999 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 6.8) internal successors, (34), 5 states have internal predecessors, (34), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-28 09:06:28,000 INFO L276 IsEmpty]: Start isEmpty. Operand 218 states and 291 transitions. [2021-10-28 09:06:28,001 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 38 [2021-10-28 09:06:28,001 INFO L505 BasicCegarLoop]: Found error trace [2021-10-28 09:06:28,002 INFO L513 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-10-28 09:06:28,002 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable7 [2021-10-28 09:06:28,002 INFO L402 AbstractCegarLoop]: === Iteration 9 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION] === [2021-10-28 09:06:28,003 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-28 09:06:28,003 INFO L85 PathProgramCache]: Analyzing trace with hash 158566787, now seen corresponding path program 1 times [2021-10-28 09:06:28,003 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-28 09:06:28,003 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1056240397] [2021-10-28 09:06:28,004 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-28 09:06:28,004 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-28 09:06:28,040 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-28 09:06:28,124 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-28 09:06:28,124 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-10-28 09:06:28,124 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1056240397] [2021-10-28 09:06:28,125 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1056240397] provided 1 perfect and 0 imperfect interpolant sequences [2021-10-28 09:06:28,125 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-10-28 09:06:28,125 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2021-10-28 09:06:28,126 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2012311759] [2021-10-28 09:06:28,128 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2021-10-28 09:06:28,128 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-10-28 09:06:28,129 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2021-10-28 09:06:28,130 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2021-10-28 09:06:28,131 INFO L87 Difference]: Start difference. First operand 218 states and 291 transitions. Second operand has 6 states, 6 states have (on average 6.166666666666667) internal successors, (37), 5 states have internal predecessors, (37), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-28 09:06:28,517 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-28 09:06:28,518 INFO L93 Difference]: Finished difference Result 1297 states and 1697 transitions. [2021-10-28 09:06:28,518 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2021-10-28 09:06:28,519 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 6 states have (on average 6.166666666666667) internal successors, (37), 5 states have internal predecessors, (37), 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 37 [2021-10-28 09:06:28,519 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-28 09:06:28,527 INFO L225 Difference]: With dead ends: 1297 [2021-10-28 09:06:28,527 INFO L226 Difference]: Without dead ends: 1085 [2021-10-28 09:06:28,533 INFO L786 BasicCegarLoop]: 0 DeclaredPredicates, 14 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 13 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 29 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=67, Invalid=143, Unknown=0, NotChecked=0, Total=210 [2021-10-28 09:06:28,535 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1085 states. [2021-10-28 09:06:28,603 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1085 to 416. [2021-10-28 09:06:28,608 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 416 states, 415 states have (on average 1.3156626506024096) internal successors, (546), 415 states have internal predecessors, (546), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-28 09:06:28,610 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 416 states to 416 states and 546 transitions. [2021-10-28 09:06:28,611 INFO L78 Accepts]: Start accepts. Automaton has 416 states and 546 transitions. Word has length 37 [2021-10-28 09:06:28,613 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-28 09:06:28,614 INFO L470 AbstractCegarLoop]: Abstraction has 416 states and 546 transitions. [2021-10-28 09:06:28,614 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 6.166666666666667) internal successors, (37), 5 states have internal predecessors, (37), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-28 09:06:28,615 INFO L276 IsEmpty]: Start isEmpty. Operand 416 states and 546 transitions. [2021-10-28 09:06:28,616 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 38 [2021-10-28 09:06:28,616 INFO L505 BasicCegarLoop]: Found error trace [2021-10-28 09:06:28,616 INFO L513 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-10-28 09:06:28,617 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable8 [2021-10-28 09:06:28,617 INFO L402 AbstractCegarLoop]: === Iteration 10 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION] === [2021-10-28 09:06:28,618 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-28 09:06:28,618 INFO L85 PathProgramCache]: Analyzing trace with hash 838625157, now seen corresponding path program 1 times [2021-10-28 09:06:28,618 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-28 09:06:28,620 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1142258941] [2021-10-28 09:06:28,620 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-28 09:06:28,621 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-28 09:06:28,647 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-28 09:06:28,703 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-28 09:06:28,703 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-10-28 09:06:28,704 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1142258941] [2021-10-28 09:06:28,704 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1142258941] provided 1 perfect and 0 imperfect interpolant sequences [2021-10-28 09:06:28,704 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-10-28 09:06:28,704 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2021-10-28 09:06:28,705 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [442460663] [2021-10-28 09:06:28,705 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2021-10-28 09:06:28,705 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-10-28 09:06:28,706 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2021-10-28 09:06:28,707 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2021-10-28 09:06:28,707 INFO L87 Difference]: Start difference. First operand 416 states and 546 transitions. Second operand has 5 states, 5 states have (on average 7.4) internal successors, (37), 5 states have internal predecessors, (37), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-28 09:06:29,059 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-28 09:06:29,059 INFO L93 Difference]: Finished difference Result 1036 states and 1397 transitions. [2021-10-28 09:06:29,059 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-10-28 09:06:29,060 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 7.4) internal successors, (37), 5 states have internal predecessors, (37), 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 37 [2021-10-28 09:06:29,060 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-28 09:06:29,065 INFO L225 Difference]: With dead ends: 1036 [2021-10-28 09:06:29,065 INFO L226 Difference]: Without dead ends: 626 [2021-10-28 09:06:29,066 INFO L786 BasicCegarLoop]: 0 DeclaredPredicates, 10 GetRequests, 4 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=22, Invalid=34, Unknown=0, NotChecked=0, Total=56 [2021-10-28 09:06:29,067 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 626 states. [2021-10-28 09:06:29,114 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 626 to 320. [2021-10-28 09:06:29,115 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 320 states, 319 states have (on average 1.2884012539184952) internal successors, (411), 319 states have internal predecessors, (411), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-28 09:06:29,117 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 320 states to 320 states and 411 transitions. [2021-10-28 09:06:29,117 INFO L78 Accepts]: Start accepts. Automaton has 320 states and 411 transitions. Word has length 37 [2021-10-28 09:06:29,117 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-28 09:06:29,118 INFO L470 AbstractCegarLoop]: Abstraction has 320 states and 411 transitions. [2021-10-28 09:06:29,118 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 7.4) internal successors, (37), 5 states have internal predecessors, (37), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-28 09:06:29,118 INFO L276 IsEmpty]: Start isEmpty. Operand 320 states and 411 transitions. [2021-10-28 09:06:29,119 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 39 [2021-10-28 09:06:29,120 INFO L505 BasicCegarLoop]: Found error trace [2021-10-28 09:06:29,120 INFO L513 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-10-28 09:06:29,121 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable9 [2021-10-28 09:06:29,121 INFO L402 AbstractCegarLoop]: === Iteration 11 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION] === [2021-10-28 09:06:29,121 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-28 09:06:29,122 INFO L85 PathProgramCache]: Analyzing trace with hash -1548905091, now seen corresponding path program 1 times [2021-10-28 09:06:29,122 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-28 09:06:29,125 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1179497106] [2021-10-28 09:06:29,125 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-28 09:06:29,126 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-28 09:06:29,150 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-28 09:06:29,206 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-28 09:06:29,207 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-10-28 09:06:29,207 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1179497106] [2021-10-28 09:06:29,207 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1179497106] provided 1 perfect and 0 imperfect interpolant sequences [2021-10-28 09:06:29,208 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-10-28 09:06:29,208 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2021-10-28 09:06:29,208 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1085300070] [2021-10-28 09:06:29,209 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2021-10-28 09:06:29,209 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-10-28 09:06:29,211 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2021-10-28 09:06:29,211 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2021-10-28 09:06:29,212 INFO L87 Difference]: Start difference. First operand 320 states and 411 transitions. Second operand has 5 states, 5 states have (on average 7.6) internal successors, (38), 5 states have internal predecessors, (38), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-28 09:06:29,450 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-28 09:06:29,450 INFO L93 Difference]: Finished difference Result 786 states and 1003 transitions. [2021-10-28 09:06:29,451 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-10-28 09:06:29,451 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 7.6) internal successors, (38), 5 states have internal predecessors, (38), 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 38 [2021-10-28 09:06:29,451 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-28 09:06:29,455 INFO L225 Difference]: With dead ends: 786 [2021-10-28 09:06:29,455 INFO L226 Difference]: Without dead ends: 472 [2021-10-28 09:06:29,456 INFO L786 BasicCegarLoop]: 0 DeclaredPredicates, 9 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=22, Invalid=34, Unknown=0, NotChecked=0, Total=56 [2021-10-28 09:06:29,457 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 472 states. [2021-10-28 09:06:29,506 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 472 to 300. [2021-10-28 09:06:29,507 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 300 states, 299 states have (on average 1.2508361204013378) internal successors, (374), 299 states have internal predecessors, (374), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-28 09:06:29,509 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 300 states to 300 states and 374 transitions. [2021-10-28 09:06:29,509 INFO L78 Accepts]: Start accepts. Automaton has 300 states and 374 transitions. Word has length 38 [2021-10-28 09:06:29,509 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-28 09:06:29,509 INFO L470 AbstractCegarLoop]: Abstraction has 300 states and 374 transitions. [2021-10-28 09:06:29,510 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 7.6) internal successors, (38), 5 states have internal predecessors, (38), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-28 09:06:29,510 INFO L276 IsEmpty]: Start isEmpty. Operand 300 states and 374 transitions. [2021-10-28 09:06:29,511 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 55 [2021-10-28 09:06:29,511 INFO L505 BasicCegarLoop]: Found error trace [2021-10-28 09:06:29,512 INFO L513 BasicCegarLoop]: trace histogram [2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-10-28 09:06:29,512 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable10 [2021-10-28 09:06:29,512 INFO L402 AbstractCegarLoop]: === Iteration 12 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION] === [2021-10-28 09:06:29,513 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-28 09:06:29,513 INFO L85 PathProgramCache]: Analyzing trace with hash -1184187441, now seen corresponding path program 1 times [2021-10-28 09:06:29,513 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-28 09:06:29,513 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1403970389] [2021-10-28 09:06:29,514 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-28 09:06:29,514 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-28 09:06:29,533 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-28 09:06:29,579 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 11 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-10-28 09:06:29,580 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-10-28 09:06:29,580 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1403970389] [2021-10-28 09:06:29,580 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1403970389] provided 1 perfect and 0 imperfect interpolant sequences [2021-10-28 09:06:29,580 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-10-28 09:06:29,581 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2021-10-28 09:06:29,581 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1778707937] [2021-10-28 09:06:29,581 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2021-10-28 09:06:29,582 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-10-28 09:06:29,582 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2021-10-28 09:06:29,583 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2021-10-28 09:06:29,583 INFO L87 Difference]: Start difference. First operand 300 states and 374 transitions. Second operand has 5 states, 5 states have (on average 10.4) internal successors, (52), 5 states have internal predecessors, (52), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-28 09:06:29,691 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-28 09:06:29,692 INFO L93 Difference]: Finished difference Result 695 states and 869 transitions. [2021-10-28 09:06:29,692 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-10-28 09:06:29,692 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 10.4) internal successors, (52), 5 states have internal predecessors, (52), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 54 [2021-10-28 09:06:29,693 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-28 09:06:29,696 INFO L225 Difference]: With dead ends: 695 [2021-10-28 09:06:29,696 INFO L226 Difference]: Without dead ends: 401 [2021-10-28 09:06:29,697 INFO L786 BasicCegarLoop]: 0 DeclaredPredicates, 9 GetRequests, 4 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=17, Invalid=25, Unknown=0, NotChecked=0, Total=42 [2021-10-28 09:06:29,698 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 401 states. [2021-10-28 09:06:29,746 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 401 to 300. [2021-10-28 09:06:29,747 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 300 states, 299 states have (on average 1.2374581939799332) internal successors, (370), 299 states have internal predecessors, (370), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-28 09:06:29,748 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 300 states to 300 states and 370 transitions. [2021-10-28 09:06:29,749 INFO L78 Accepts]: Start accepts. Automaton has 300 states and 370 transitions. Word has length 54 [2021-10-28 09:06:29,749 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-28 09:06:29,749 INFO L470 AbstractCegarLoop]: Abstraction has 300 states and 370 transitions. [2021-10-28 09:06:29,750 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 10.4) internal successors, (52), 5 states have internal predecessors, (52), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-28 09:06:29,750 INFO L276 IsEmpty]: Start isEmpty. Operand 300 states and 370 transitions. [2021-10-28 09:06:29,751 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 55 [2021-10-28 09:06:29,751 INFO L505 BasicCegarLoop]: Found error trace [2021-10-28 09:06:29,751 INFO L513 BasicCegarLoop]: trace histogram [2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-10-28 09:06:29,752 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable11 [2021-10-28 09:06:29,752 INFO L402 AbstractCegarLoop]: === Iteration 13 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION] === [2021-10-28 09:06:29,752 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-28 09:06:29,753 INFO L85 PathProgramCache]: Analyzing trace with hash -1256573999, now seen corresponding path program 1 times [2021-10-28 09:06:29,753 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-28 09:06:29,753 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1573278153] [2021-10-28 09:06:29,753 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-28 09:06:29,754 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-28 09:06:29,772 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-28 09:06:29,816 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 11 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-10-28 09:06:29,816 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-10-28 09:06:29,816 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1573278153] [2021-10-28 09:06:29,816 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1573278153] provided 1 perfect and 0 imperfect interpolant sequences [2021-10-28 09:06:29,817 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-10-28 09:06:29,817 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2021-10-28 09:06:29,817 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [200540288] [2021-10-28 09:06:29,818 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2021-10-28 09:06:29,818 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-10-28 09:06:29,818 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2021-10-28 09:06:29,819 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2021-10-28 09:06:29,819 INFO L87 Difference]: Start difference. First operand 300 states and 370 transitions. Second operand has 5 states, 5 states have (on average 10.4) internal successors, (52), 5 states have internal predecessors, (52), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-28 09:06:29,924 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-28 09:06:29,924 INFO L93 Difference]: Finished difference Result 642 states and 801 transitions. [2021-10-28 09:06:29,925 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-10-28 09:06:29,925 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 10.4) internal successors, (52), 5 states have internal predecessors, (52), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 54 [2021-10-28 09:06:29,926 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-28 09:06:29,928 INFO L225 Difference]: With dead ends: 642 [2021-10-28 09:06:29,928 INFO L226 Difference]: Without dead ends: 348 [2021-10-28 09:06:29,929 INFO L786 BasicCegarLoop]: 0 DeclaredPredicates, 9 GetRequests, 4 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=17, Invalid=25, Unknown=0, NotChecked=0, Total=42 [2021-10-28 09:06:29,930 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 348 states. [2021-10-28 09:06:29,971 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 348 to 258. [2021-10-28 09:06:29,972 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 258 states, 257 states have (on average 1.2412451361867705) internal successors, (319), 257 states have internal predecessors, (319), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-28 09:06:29,974 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 258 states to 258 states and 319 transitions. [2021-10-28 09:06:29,974 INFO L78 Accepts]: Start accepts. Automaton has 258 states and 319 transitions. Word has length 54 [2021-10-28 09:06:29,974 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-28 09:06:29,974 INFO L470 AbstractCegarLoop]: Abstraction has 258 states and 319 transitions. [2021-10-28 09:06:29,975 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 10.4) internal successors, (52), 5 states have internal predecessors, (52), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-28 09:06:29,975 INFO L276 IsEmpty]: Start isEmpty. Operand 258 states and 319 transitions. [2021-10-28 09:06:29,975 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 56 [2021-10-28 09:06:29,976 INFO L505 BasicCegarLoop]: Found error trace [2021-10-28 09:06:29,976 INFO L513 BasicCegarLoop]: trace histogram [2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-10-28 09:06:29,976 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable12 [2021-10-28 09:06:29,976 INFO L402 AbstractCegarLoop]: === Iteration 14 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION] === [2021-10-28 09:06:29,977 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-28 09:06:29,977 INFO L85 PathProgramCache]: Analyzing trace with hash -2050604719, now seen corresponding path program 1 times [2021-10-28 09:06:29,977 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-28 09:06:29,977 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1989266691] [2021-10-28 09:06:29,977 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-28 09:06:29,978 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-28 09:06:30,022 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-28 09:06:30,095 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 14 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-28 09:06:30,096 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-10-28 09:06:30,096 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1989266691] [2021-10-28 09:06:30,096 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1989266691] provided 1 perfect and 0 imperfect interpolant sequences [2021-10-28 09:06:30,096 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-10-28 09:06:30,096 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2021-10-28 09:06:30,097 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1300596578] [2021-10-28 09:06:30,097 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2021-10-28 09:06:30,097 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-10-28 09:06:30,098 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2021-10-28 09:06:30,098 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2021-10-28 09:06:30,098 INFO L87 Difference]: Start difference. First operand 258 states and 319 transitions. Second operand has 5 states, 5 states have (on average 11.0) internal successors, (55), 4 states have internal predecessors, (55), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-28 09:06:30,252 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-28 09:06:30,252 INFO L93 Difference]: Finished difference Result 666 states and 822 transitions. [2021-10-28 09:06:30,253 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-10-28 09:06:30,253 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 11.0) internal successors, (55), 4 states have internal predecessors, (55), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 55 [2021-10-28 09:06:30,253 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-28 09:06:30,256 INFO L225 Difference]: With dead ends: 666 [2021-10-28 09:06:30,256 INFO L226 Difference]: Without dead ends: 414 [2021-10-28 09:06:30,257 INFO L786 BasicCegarLoop]: 0 DeclaredPredicates, 7 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=22, Invalid=34, Unknown=0, NotChecked=0, Total=56 [2021-10-28 09:06:30,258 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 414 states. [2021-10-28 09:06:30,305 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 414 to 258. [2021-10-28 09:06:30,306 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 258 states, 257 states have (on average 1.2256809338521402) internal successors, (315), 257 states have internal predecessors, (315), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-28 09:06:30,307 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 258 states to 258 states and 315 transitions. [2021-10-28 09:06:30,308 INFO L78 Accepts]: Start accepts. Automaton has 258 states and 315 transitions. Word has length 55 [2021-10-28 09:06:30,308 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-28 09:06:30,308 INFO L470 AbstractCegarLoop]: Abstraction has 258 states and 315 transitions. [2021-10-28 09:06:30,308 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 11.0) internal successors, (55), 4 states have internal predecessors, (55), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-28 09:06:30,309 INFO L276 IsEmpty]: Start isEmpty. Operand 258 states and 315 transitions. [2021-10-28 09:06:30,309 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2021-10-28 09:06:30,309 INFO L505 BasicCegarLoop]: Found error trace [2021-10-28 09:06:30,310 INFO L513 BasicCegarLoop]: trace histogram [2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-10-28 09:06:30,310 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable13 [2021-10-28 09:06:30,310 INFO L402 AbstractCegarLoop]: === Iteration 15 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION] === [2021-10-28 09:06:30,311 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-28 09:06:30,311 INFO L85 PathProgramCache]: Analyzing trace with hash -1134136866, now seen corresponding path program 1 times [2021-10-28 09:06:30,311 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-28 09:06:30,311 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [499476774] [2021-10-28 09:06:30,311 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-28 09:06:30,312 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-28 09:06:30,330 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-28 09:06:30,374 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 5 proven. 0 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2021-10-28 09:06:30,374 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-10-28 09:06:30,374 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [499476774] [2021-10-28 09:06:30,375 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [499476774] provided 1 perfect and 0 imperfect interpolant sequences [2021-10-28 09:06:30,375 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-10-28 09:06:30,375 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2021-10-28 09:06:30,375 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2066823914] [2021-10-28 09:06:30,376 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2021-10-28 09:06:30,376 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-10-28 09:06:30,376 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2021-10-28 09:06:30,377 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2021-10-28 09:06:30,377 INFO L87 Difference]: Start difference. First operand 258 states and 315 transitions. Second operand has 6 states, 6 states have (on average 8.166666666666666) internal successors, (49), 5 states have internal predecessors, (49), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-28 09:06:30,647 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-28 09:06:30,647 INFO L93 Difference]: Finished difference Result 833 states and 1030 transitions. [2021-10-28 09:06:30,648 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2021-10-28 09:06:30,648 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 6 states have (on average 8.166666666666666) internal successors, (49), 5 states have internal predecessors, (49), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 57 [2021-10-28 09:06:30,648 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-28 09:06:30,653 INFO L225 Difference]: With dead ends: 833 [2021-10-28 09:06:30,653 INFO L226 Difference]: Without dead ends: 633 [2021-10-28 09:06:30,654 INFO L786 BasicCegarLoop]: 0 DeclaredPredicates, 12 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 11 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 18 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=51, Invalid=105, Unknown=0, NotChecked=0, Total=156 [2021-10-28 09:06:30,655 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 633 states. [2021-10-28 09:06:30,698 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 633 to 258. [2021-10-28 09:06:30,699 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 258 states, 257 states have (on average 1.2217898832684826) internal successors, (314), 257 states have internal predecessors, (314), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-28 09:06:30,701 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 258 states to 258 states and 314 transitions. [2021-10-28 09:06:30,701 INFO L78 Accepts]: Start accepts. Automaton has 258 states and 314 transitions. Word has length 57 [2021-10-28 09:06:30,701 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-28 09:06:30,702 INFO L470 AbstractCegarLoop]: Abstraction has 258 states and 314 transitions. [2021-10-28 09:06:30,702 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 8.166666666666666) internal successors, (49), 5 states have internal predecessors, (49), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-28 09:06:30,702 INFO L276 IsEmpty]: Start isEmpty. Operand 258 states and 314 transitions. [2021-10-28 09:06:30,703 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 64 [2021-10-28 09:06:30,703 INFO L505 BasicCegarLoop]: Found error trace [2021-10-28 09:06:30,704 INFO L513 BasicCegarLoop]: trace histogram [2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-10-28 09:06:30,704 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable14 [2021-10-28 09:06:30,705 INFO L402 AbstractCegarLoop]: === Iteration 16 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION] === [2021-10-28 09:06:30,705 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-28 09:06:30,705 INFO L85 PathProgramCache]: Analyzing trace with hash -454429430, now seen corresponding path program 1 times [2021-10-28 09:06:30,706 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-28 09:06:30,706 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [53549415] [2021-10-28 09:06:30,706 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-28 09:06:30,706 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-28 09:06:30,732 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-28 09:06:30,788 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 5 proven. 0 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2021-10-28 09:06:30,788 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-10-28 09:06:30,789 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [53549415] [2021-10-28 09:06:30,789 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [53549415] provided 1 perfect and 0 imperfect interpolant sequences [2021-10-28 09:06:30,789 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-10-28 09:06:30,789 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2021-10-28 09:06:30,790 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1897989642] [2021-10-28 09:06:30,790 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2021-10-28 09:06:30,791 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-10-28 09:06:30,791 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2021-10-28 09:06:30,791 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2021-10-28 09:06:30,792 INFO L87 Difference]: Start difference. First operand 258 states and 314 transitions. Second operand has 5 states, 5 states have (on average 11.0) internal successors, (55), 5 states have internal predecessors, (55), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-28 09:06:30,957 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-28 09:06:30,958 INFO L93 Difference]: Finished difference Result 782 states and 970 transitions. [2021-10-28 09:06:30,958 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-10-28 09:06:30,959 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 11.0) internal successors, (55), 5 states have internal predecessors, (55), 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 63 [2021-10-28 09:06:30,959 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-28 09:06:30,963 INFO L225 Difference]: With dead ends: 782 [2021-10-28 09:06:30,964 INFO L226 Difference]: Without dead ends: 582 [2021-10-28 09:06:30,965 INFO L786 BasicCegarLoop]: 0 DeclaredPredicates, 9 GetRequests, 4 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=17, Invalid=25, Unknown=0, NotChecked=0, Total=42 [2021-10-28 09:06:30,966 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 582 states. [2021-10-28 09:06:31,023 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 582 to 264. [2021-10-28 09:06:31,024 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 264 states, 263 states have (on average 1.2167300380228137) internal successors, (320), 263 states have internal predecessors, (320), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-28 09:06:31,026 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 264 states to 264 states and 320 transitions. [2021-10-28 09:06:31,026 INFO L78 Accepts]: Start accepts. Automaton has 264 states and 320 transitions. Word has length 63 [2021-10-28 09:06:31,027 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-28 09:06:31,027 INFO L470 AbstractCegarLoop]: Abstraction has 264 states and 320 transitions. [2021-10-28 09:06:31,027 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 11.0) internal successors, (55), 5 states have internal predecessors, (55), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-28 09:06:31,027 INFO L276 IsEmpty]: Start isEmpty. Operand 264 states and 320 transitions. [2021-10-28 09:06:31,028 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 64 [2021-10-28 09:06:31,029 INFO L505 BasicCegarLoop]: Found error trace [2021-10-28 09:06:31,029 INFO L513 BasicCegarLoop]: trace histogram [2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-10-28 09:06:31,029 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable15 [2021-10-28 09:06:31,030 INFO L402 AbstractCegarLoop]: === Iteration 17 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION] === [2021-10-28 09:06:31,030 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-28 09:06:31,030 INFO L85 PathProgramCache]: Analyzing trace with hash -196263992, now seen corresponding path program 1 times [2021-10-28 09:06:31,031 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-28 09:06:31,031 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [275135597] [2021-10-28 09:06:31,031 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-28 09:06:31,031 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-28 09:06:31,070 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-28 09:06:31,152 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 5 proven. 6 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2021-10-28 09:06:31,152 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-10-28 09:06:31,153 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [275135597] [2021-10-28 09:06:31,153 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [275135597] provided 0 perfect and 1 imperfect interpolant sequences [2021-10-28 09:06:31,153 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1479548833] [2021-10-28 09:06:31,153 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-28 09:06:31,153 INFO L170 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-10-28 09:06:31,154 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fe4238ad-77ec-4a81-8a22-ce679a1fc075/bin/uautomizer-UnR33cPsHg/z3 [2021-10-28 09:06:31,160 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fe4238ad-77ec-4a81-8a22-ce679a1fc075/bin/uautomizer-UnR33cPsHg/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-10-28 09:06:31,180 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fe4238ad-77ec-4a81-8a22-ce679a1fc075/bin/uautomizer-UnR33cPsHg/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Waiting until timeout for monitored process [2021-10-28 09:06:31,338 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-28 09:06:31,342 INFO L263 TraceCheckSpWp]: Trace formula consists of 482 conjuncts, 7 conjunts are in the unsatisfiable core [2021-10-28 09:06:31,351 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-10-28 09:06:31,725 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 5 proven. 6 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2021-10-28 09:06:31,726 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1479548833] provided 0 perfect and 1 imperfect interpolant sequences [2021-10-28 09:06:31,726 INFO L186 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-10-28 09:06:31,726 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [6, 5] total 8 [2021-10-28 09:06:31,726 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [244149500] [2021-10-28 09:06:31,727 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 9 states [2021-10-28 09:06:31,727 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-10-28 09:06:31,728 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2021-10-28 09:06:31,728 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=20, Invalid=52, Unknown=0, NotChecked=0, Total=72 [2021-10-28 09:06:31,728 INFO L87 Difference]: Start difference. First operand 264 states and 320 transitions. Second operand has 9 states, 9 states have (on average 8.11111111111111) internal successors, (73), 8 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) [2021-10-28 09:06:32,111 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-28 09:06:32,112 INFO L93 Difference]: Finished difference Result 975 states and 1203 transitions. [2021-10-28 09:06:32,112 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2021-10-28 09:06:32,113 INFO L78 Accepts]: Start accepts. Automaton has has 9 states, 9 states have (on average 8.11111111111111) internal successors, (73), 8 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 63 [2021-10-28 09:06:32,113 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-28 09:06:32,113 INFO L225 Difference]: With dead ends: 975 [2021-10-28 09:06:32,113 INFO L226 Difference]: Without dead ends: 0 [2021-10-28 09:06:32,115 INFO L786 BasicCegarLoop]: 0 DeclaredPredicates, 76 GetRequests, 61 SyntacticMatches, 0 SemanticMatches, 15 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 40 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=89, Invalid=183, Unknown=0, NotChecked=0, Total=272 [2021-10-28 09:06:32,115 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2021-10-28 09:06:32,116 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2021-10-28 09:06:32,116 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 0 states, 0 states have (on average 0.0) internal successors, (0), 0 states have internal predecessors, (0), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-28 09:06:32,116 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2021-10-28 09:06:32,116 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 63 [2021-10-28 09:06:32,117 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-28 09:06:32,117 INFO L470 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2021-10-28 09:06:32,117 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 9 states, 9 states have (on average 8.11111111111111) internal successors, (73), 8 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) [2021-10-28 09:06:32,117 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2021-10-28 09:06:32,118 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2021-10-28 09:06:32,120 INFO L764 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION [2021-10-28 09:06:32,121 INFO L764 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION [2021-10-28 09:06:32,121 INFO L764 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION [2021-10-28 09:06:32,169 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fe4238ad-77ec-4a81-8a22-ce679a1fc075/bin/uautomizer-UnR33cPsHg/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Forceful destruction successful, exit code 0 [2021-10-28 09:06:32,348 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fe4238ad-77ec-4a81-8a22-ce679a1fc075/bin/uautomizer-UnR33cPsHg/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable16 [2021-10-28 09:06:32,350 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2021-10-28 09:06:32,357 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 09:06:32,360 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 09:06:32,362 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 09:06:32,532 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 09:06:32,533 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 09:06:32,534 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 09:06:32,539 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 09:06:32,646 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 09:06:32,646 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 09:06:32,647 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 09:06:32,647 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 09:06:32,648 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 09:06:32,648 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 09:06:32,649 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 09:06:32,655 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 09:06:32,656 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 09:06:32,696 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 09:06:32,696 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 09:06:32,697 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 09:06:34,390 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 09:06:34,391 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 09:06:34,392 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 09:06:34,598 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 09:06:34,598 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 09:06:34,599 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 09:06:34,979 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 09:06:34,980 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 09:06:34,982 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 09:06:34,983 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 09:06:34,987 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 09:06:34,988 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 09:06:34,990 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 09:06:35,279 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 09:06:35,279 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 09:06:35,280 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 09:06:35,281 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 09:06:35,282 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 09:06:35,282 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 09:06:35,283 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 09:06:35,283 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 09:06:35,284 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 09:06:35,314 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 09:06:35,315 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 09:06:35,316 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 09:06:35,316 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 09:06:35,317 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 09:06:35,318 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 09:06:35,318 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 09:06:35,319 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 09:06:35,319 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 09:06:35,320 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 09:06:35,321 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 09:06:35,321 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 09:06:35,322 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 09:06:35,907 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 09:06:35,908 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 09:06:35,908 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 09:06:35,909 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 09:06:35,910 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 09:06:35,954 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 09:06:35,955 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 09:06:35,956 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 09:06:35,956 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 09:06:35,957 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 09:06:35,958 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 09:06:35,958 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 09:06:35,959 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 09:06:35,960 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 09:06:36,220 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 09:06:36,221 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 09:06:36,222 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 09:06:36,223 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 09:06:36,224 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 09:06:36,303 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 09:06:36,304 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 09:06:36,305 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 09:06:36,308 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 09:06:36,925 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 09:06:36,926 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 09:06:36,927 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 09:06:36,928 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 09:06:36,928 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 09:06:36,929 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 09:06:36,930 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 09:06:36,930 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 09:06:36,931 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 09:06:36,932 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 09:06:37,695 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 09:06:37,738 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 09:06:37,739 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 09:06:37,740 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 09:06:37,741 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 09:06:37,742 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 09:06:38,712 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 09:06:52,009 INFO L857 garLoopResultBuilder]: For program point ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION(line 54) no Hoare annotation was computed. [2021-10-28 09:06:52,009 INFO L857 garLoopResultBuilder]: For program point L498(lines 498 502) no Hoare annotation was computed. [2021-10-28 09:06:52,009 INFO L853 garLoopResultBuilder]: At program point L830(lines 815 833) the Hoare annotation is: false [2021-10-28 09:06:52,009 INFO L853 garLoopResultBuilder]: At program point L830-1(lines 815 833) the Hoare annotation is: false [2021-10-28 09:06:52,010 INFO L853 garLoopResultBuilder]: At program point L830-2(lines 815 833) the Hoare annotation is: false [2021-10-28 09:06:52,010 INFO L853 garLoopResultBuilder]: At program point L830-3(lines 815 833) the Hoare annotation is: (let ((.cse9 (= ULTIMATE.start_isHighWaterLevel_~tmp~8 0)) (.cse8 (= |ULTIMATE.start_isHighWaterSensorDry_#res| 0))) (let ((.cse2 (= ULTIMATE.start_isHighWaterLevel_~tmp___0~1 1)) (.cse3 (= |ULTIMATE.start_isHighWaterLevel_#res| 1)) (.cse5 (<= 2 ~waterLevel~0)) (.cse7 (<= ~waterLevel~0 2)) (.cse10 (= ~methaneLevelCritical~0 1)) (.cse11 (not .cse8)) (.cse0 (= ULTIMATE.start_test_~splverifierCounter~0 0)) (.cse12 (= ULTIMATE.start_isHighWaterLevel_~tmp___0~1 0)) (.cse1 (= ~pumpRunning~0 0)) (.cse13 (not .cse9)) (.cse4 (= ~methaneLevelCritical~0 0)) (.cse14 (<= ~waterLevel~0 1)) (.cse15 (= |ULTIMATE.start_isHighWaterLevel_#res| 0)) (.cse6 (= 1 ~systemActive~0))) (or (and .cse0 .cse1 .cse2 .cse3 .cse4 .cse5 .cse6 .cse7 .cse8 .cse9) (and .cse0 .cse1 .cse2 .cse3 .cse5 .cse6 .cse10 .cse7 .cse8 .cse9) (and .cse11 .cse0 .cse12 .cse1 .cse13 .cse14 .cse15 .cse6 .cse10) (and .cse11 .cse0 .cse12 .cse1 .cse13 .cse4 .cse14 .cse15 .cse6)))) [2021-10-28 09:06:52,010 INFO L853 garLoopResultBuilder]: At program point L830-4(lines 815 833) the Hoare annotation is: false [2021-10-28 09:06:52,011 INFO L853 garLoopResultBuilder]: At program point L830-5(lines 815 833) the Hoare annotation is: false [2021-10-28 09:06:52,011 INFO L853 garLoopResultBuilder]: At program point L830-6(lines 815 833) the Hoare annotation is: false [2021-10-28 09:06:52,011 INFO L853 garLoopResultBuilder]: At program point L830-7(lines 815 833) the Hoare annotation is: false [2021-10-28 09:06:52,011 INFO L853 garLoopResultBuilder]: At program point L566(lines 561 569) the Hoare annotation is: (let ((.cse0 (= ULTIMATE.start_processEnvironment_~tmp~6 0)) (.cse1 (= ULTIMATE.start_test_~splverifierCounter~0 0)) (.cse2 (<= ~waterLevel~0 1)) (.cse3 (= 1 ~systemActive~0)) (.cse4 (= ULTIMATE.start_activatePump_~tmp~7 0)) (.cse5 (= ~pumpRunning~0 1))) (or (and .cse0 .cse1 (= |ULTIMATE.start_isMethaneLevelCritical_#res| 0) (= ~methaneLevelCritical~0 0) .cse2 .cse3 .cse4 (= |ULTIMATE.start_isMethaneAlarm_#res| 0) .cse5) (and .cse0 .cse1 .cse2 .cse3 .cse4 (= ~methaneLevelCritical~0 1) (= |ULTIMATE.start_isMethaneLevelCritical_#res| 1) .cse5))) [2021-10-28 09:06:52,011 INFO L853 garLoopResultBuilder]: At program point L830-8(lines 815 833) the Hoare annotation is: false [2021-10-28 09:06:52,017 INFO L853 garLoopResultBuilder]: At program point L566-1(lines 561 569) the Hoare annotation is: false [2021-10-28 09:06:52,018 INFO L853 garLoopResultBuilder]: At program point L830-9(lines 815 833) the Hoare annotation is: false [2021-10-28 09:06:52,018 INFO L853 garLoopResultBuilder]: At program point L566-2(lines 561 569) the Hoare annotation is: false [2021-10-28 09:06:52,018 INFO L853 garLoopResultBuilder]: At program point L830-10(lines 815 833) the Hoare annotation is: false [2021-10-28 09:06:52,018 INFO L853 garLoopResultBuilder]: At program point L566-3(lines 561 569) the Hoare annotation is: false [2021-10-28 09:06:52,019 INFO L853 garLoopResultBuilder]: At program point L830-11(lines 815 833) the Hoare annotation is: false [2021-10-28 09:06:52,019 INFO L853 garLoopResultBuilder]: At program point L566-4(lines 561 569) the Hoare annotation is: false [2021-10-28 09:06:52,019 INFO L853 garLoopResultBuilder]: At program point L566-5(lines 561 569) the Hoare annotation is: false [2021-10-28 09:06:52,020 INFO L853 garLoopResultBuilder]: At program point L766(lines 759 769) the Hoare annotation is: (let ((.cse0 (= ULTIMATE.start_test_~splverifierCounter~0 0)) (.cse1 (<= ~waterLevel~0 1)) (.cse2 (= 1 ~systemActive~0)) (.cse3 (= ULTIMATE.start_activatePump_~tmp~7 0)) (.cse4 (= ~pumpRunning~0 1))) (or (and .cse0 .cse1 .cse2 .cse3 (= ~methaneLevelCritical~0 1) (= |ULTIMATE.start_isMethaneLevelCritical_#res| 1) .cse4) (and .cse0 (= |ULTIMATE.start_isMethaneLevelCritical_#res| 0) (= ~methaneLevelCritical~0 0) .cse1 .cse2 .cse3 (= |ULTIMATE.start_isMethaneAlarm_#res| 0) .cse4))) [2021-10-28 09:06:52,020 INFO L853 garLoopResultBuilder]: At program point L766-1(lines 759 769) the Hoare annotation is: false [2021-10-28 09:06:52,020 INFO L853 garLoopResultBuilder]: At program point L766-2(lines 759 769) the Hoare annotation is: false [2021-10-28 09:06:52,020 INFO L853 garLoopResultBuilder]: At program point L766-3(lines 759 769) the Hoare annotation is: false [2021-10-28 09:06:52,020 INFO L853 garLoopResultBuilder]: At program point L766-4(lines 759 769) the Hoare annotation is: (let ((.cse0 (= ULTIMATE.start_test_~splverifierCounter~0 0)) (.cse1 (= ~pumpRunning~0 0)) (.cse2 (= ULTIMATE.start_isHighWaterLevel_~tmp___0~1 1)) (.cse3 (= |ULTIMATE.start_isHighWaterLevel_#res| 1)) (.cse4 (<= 2 ~waterLevel~0)) (.cse5 (= ULTIMATE.start_processEnvironment__wrappee__highWaterSensor_~tmp~4 1)) (.cse6 (= 1 ~systemActive~0)) (.cse7 (<= ~waterLevel~0 2)) (.cse8 (= |ULTIMATE.start_isHighWaterSensorDry_#res| 0)) (.cse9 (= ULTIMATE.start_isHighWaterLevel_~tmp~8 0))) (or (and .cse0 .cse1 .cse2 .cse3 .cse4 .cse5 .cse6 (= ~methaneLevelCritical~0 1) .cse7 .cse8 (= |ULTIMATE.start_isMethaneLevelCritical_#res| 1) .cse9) (and .cse0 .cse1 .cse2 .cse3 (= |ULTIMATE.start_isMethaneLevelCritical_#res| 0) (= ~methaneLevelCritical~0 0) .cse4 .cse5 .cse6 .cse7 .cse8 (= |ULTIMATE.start_isMethaneAlarm_#res| 0) .cse9))) [2021-10-28 09:06:52,020 INFO L853 garLoopResultBuilder]: At program point L766-5(lines 759 769) the Hoare annotation is: false [2021-10-28 09:06:52,020 INFO L853 garLoopResultBuilder]: At program point L766-6(lines 759 769) the Hoare annotation is: false [2021-10-28 09:06:52,020 INFO L853 garLoopResultBuilder]: At program point L766-7(lines 759 769) the Hoare annotation is: false [2021-10-28 09:06:52,020 INFO L853 garLoopResultBuilder]: At program point L766-8(lines 759 769) the Hoare annotation is: false [2021-10-28 09:06:52,021 INFO L853 garLoopResultBuilder]: At program point L766-9(lines 759 769) the Hoare annotation is: false [2021-10-28 09:06:52,021 INFO L853 garLoopResultBuilder]: At program point L766-10(lines 759 769) the Hoare annotation is: false [2021-10-28 09:06:52,021 INFO L853 garLoopResultBuilder]: At program point L766-11(lines 759 769) the Hoare annotation is: false [2021-10-28 09:06:52,021 INFO L853 garLoopResultBuilder]: At program point L766-12(lines 759 769) the Hoare annotation is: false [2021-10-28 09:06:52,021 INFO L853 garLoopResultBuilder]: At program point L766-13(lines 759 769) the Hoare annotation is: false [2021-10-28 09:06:52,021 INFO L853 garLoopResultBuilder]: At program point L766-14(lines 759 769) the Hoare annotation is: false [2021-10-28 09:06:52,021 INFO L857 garLoopResultBuilder]: For program point L903(lines 903 916) no Hoare annotation was computed. [2021-10-28 09:06:52,021 INFO L857 garLoopResultBuilder]: For program point L705(lines 705 722) no Hoare annotation was computed. [2021-10-28 09:06:52,021 INFO L857 garLoopResultBuilder]: For program point L705-1(lines 705 722) no Hoare annotation was computed. [2021-10-28 09:06:52,021 INFO L857 garLoopResultBuilder]: For program point L705-2(lines 705 722) no Hoare annotation was computed. [2021-10-28 09:06:52,022 INFO L853 garLoopResultBuilder]: At program point L775(lines 770 778) the Hoare annotation is: (and (= ULTIMATE.start_test_~splverifierCounter~0 0) (= ULTIMATE.start_isHighWaterLevel_~tmp___0~1 1) (= |ULTIMATE.start_isHighWaterLevel_#res| 1) (= |ULTIMATE.start_isMethaneLevelCritical_#res| 0) (= ~methaneLevelCritical~0 0) (= ULTIMATE.start___utac_acc__Specification3_spec__1_~tmp~0 0) (<= 2 ~waterLevel~0) (= ULTIMATE.start_processEnvironment__wrappee__highWaterSensor_~tmp~4 1) (= 1 ~systemActive~0) (= ULTIMATE.start_activatePump_~tmp~7 0) (<= ~waterLevel~0 2) (= |ULTIMATE.start_isHighWaterSensorDry_#res| 0) (= |ULTIMATE.start_isMethaneAlarm_#res| 0) (= |ULTIMATE.start_isPumpRunning_#res| 1) (= ULTIMATE.start_isHighWaterLevel_~tmp~8 0) (= ~pumpRunning~0 1)) [2021-10-28 09:06:52,022 INFO L853 garLoopResultBuilder]: At program point L775-1(lines 770 778) the Hoare annotation is: false [2021-10-28 09:06:52,022 INFO L857 garLoopResultBuilder]: For program point L709(lines 709 717) no Hoare annotation was computed. [2021-10-28 09:06:52,022 INFO L853 garLoopResultBuilder]: At program point L775-2(lines 770 778) the Hoare annotation is: false [2021-10-28 09:06:52,022 INFO L857 garLoopResultBuilder]: For program point L709-1(lines 709 717) no Hoare annotation was computed. [2021-10-28 09:06:52,022 INFO L857 garLoopResultBuilder]: For program point L709-2(lines 709 717) no Hoare annotation was computed. [2021-10-28 09:06:52,022 INFO L853 garLoopResultBuilder]: At program point L511(lines 506 514) the Hoare annotation is: (let ((.cse0 (= ULTIMATE.start_test_~splverifierCounter~0 0)) (.cse1 (<= ~waterLevel~0 1)) (.cse2 (= 1 ~systemActive~0)) (.cse3 (= ULTIMATE.start_activatePump_~tmp~7 0)) (.cse4 (= ~pumpRunning~0 1))) (or (and .cse0 .cse1 .cse2 .cse3 (= ~methaneLevelCritical~0 1) (= |ULTIMATE.start_isMethaneLevelCritical_#res| 1) .cse4) (and .cse0 (= |ULTIMATE.start_isMethaneLevelCritical_#res| 0) (= ~methaneLevelCritical~0 0) .cse1 .cse2 .cse3 .cse4))) [2021-10-28 09:06:52,022 INFO L853 garLoopResultBuilder]: At program point L511-1(lines 506 514) the Hoare annotation is: false [2021-10-28 09:06:52,022 INFO L853 garLoopResultBuilder]: At program point L511-2(lines 506 514) the Hoare annotation is: false [2021-10-28 09:06:52,022 INFO L853 garLoopResultBuilder]: At program point L511-3(lines 506 514) the Hoare annotation is: false [2021-10-28 09:06:52,023 INFO L853 garLoopResultBuilder]: At program point L511-4(lines 506 514) the Hoare annotation is: (let ((.cse0 (= ULTIMATE.start_test_~splverifierCounter~0 0)) (.cse1 (= ~pumpRunning~0 0)) (.cse2 (= ULTIMATE.start_isHighWaterLevel_~tmp___0~1 1)) (.cse3 (= |ULTIMATE.start_isHighWaterLevel_#res| 1)) (.cse4 (<= 2 ~waterLevel~0)) (.cse5 (= ULTIMATE.start_processEnvironment__wrappee__highWaterSensor_~tmp~4 1)) (.cse6 (= 1 ~systemActive~0)) (.cse7 (<= ~waterLevel~0 2)) (.cse8 (= |ULTIMATE.start_isHighWaterSensorDry_#res| 0)) (.cse9 (= ULTIMATE.start_isHighWaterLevel_~tmp~8 0))) (or (and .cse0 .cse1 .cse2 .cse3 .cse4 .cse5 .cse6 (= ~methaneLevelCritical~0 1) .cse7 .cse8 (= |ULTIMATE.start_isMethaneLevelCritical_#res| 1) .cse9) (and .cse0 .cse1 .cse2 .cse3 (= |ULTIMATE.start_isMethaneLevelCritical_#res| 0) (= ~methaneLevelCritical~0 0) .cse4 .cse5 .cse6 .cse7 .cse8 .cse9))) [2021-10-28 09:06:52,023 INFO L853 garLoopResultBuilder]: At program point L511-5(lines 506 514) the Hoare annotation is: (let ((.cse2 (= |ULTIMATE.start_isMethaneLevelCritical_#res| 0)) (.cse3 (= ~methaneLevelCritical~0 0)) (.cse13 (= |ULTIMATE.start_isMethaneAlarm_#res| 0)) (.cse6 (= ULTIMATE.start_isHighWaterLevel_~tmp___0~1 1)) (.cse7 (= |ULTIMATE.start_isHighWaterLevel_#res| 1)) (.cse8 (<= 2 ~waterLevel~0)) (.cse9 (= ULTIMATE.start_processEnvironment__wrappee__highWaterSensor_~tmp~4 1)) (.cse11 (<= ~waterLevel~0 2)) (.cse12 (= |ULTIMATE.start_isHighWaterSensorDry_#res| 0)) (.cse14 (= ULTIMATE.start_isHighWaterLevel_~tmp~8 0)) (.cse16 (= ULTIMATE.start_processEnvironment_~tmp~6 0)) (.cse17 (= ULTIMATE.start_processEnvironment__wrappee__methaneQuery_~tmp~5 0)) (.cse10 (= ULTIMATE.start_activatePump_~tmp~7 0)) (.cse15 (= ~pumpRunning~0 1)) (.cse0 (= ULTIMATE.start_test_~splverifierCounter~0 0)) (.cse1 (= ~pumpRunning~0 0)) (.cse4 (<= ~waterLevel~0 1)) (.cse5 (= 1 ~systemActive~0)) (.cse18 (= ~methaneLevelCritical~0 1)) (.cse19 (= |ULTIMATE.start_isMethaneLevelCritical_#res| 1))) (or (and .cse0 .cse1 .cse2 .cse3 .cse4 .cse5) (and .cse0 .cse6 .cse7 .cse2 .cse3 .cse8 .cse9 .cse5 .cse10 .cse11 .cse12 .cse13 .cse14 .cse15) (and .cse16 .cse0 .cse2 .cse3 .cse4 .cse17 .cse5 .cse10 .cse13 .cse15) (and .cse0 .cse1 .cse6 .cse7 .cse9 .cse5 .cse18 .cse11 .cse12 .cse19 .cse14) (and .cse0 .cse6 .cse7 .cse8 .cse9 .cse5 .cse10 .cse18 .cse11 .cse12 .cse19 .cse14 .cse15) (and .cse16 .cse0 .cse4 .cse17 .cse5 .cse10 .cse18 .cse19 .cse15) (and .cse0 .cse1 .cse4 .cse5 .cse18 .cse19))) [2021-10-28 09:06:52,023 INFO L853 garLoopResultBuilder]: At program point L511-6(lines 506 514) the Hoare annotation is: false [2021-10-28 09:06:52,023 INFO L853 garLoopResultBuilder]: At program point L511-7(lines 506 514) the Hoare annotation is: false [2021-10-28 09:06:52,023 INFO L853 garLoopResultBuilder]: At program point L511-8(lines 506 514) the Hoare annotation is: false [2021-10-28 09:06:52,023 INFO L853 garLoopResultBuilder]: At program point L511-9(lines 506 514) the Hoare annotation is: false [2021-10-28 09:06:52,023 INFO L853 garLoopResultBuilder]: At program point L511-10(lines 506 514) the Hoare annotation is: false [2021-10-28 09:06:52,023 INFO L853 garLoopResultBuilder]: At program point L511-11(lines 506 514) the Hoare annotation is: false [2021-10-28 09:06:52,024 INFO L853 garLoopResultBuilder]: At program point L511-12(lines 506 514) the Hoare annotation is: false [2021-10-28 09:06:52,024 INFO L853 garLoopResultBuilder]: At program point L511-13(lines 506 514) the Hoare annotation is: false [2021-10-28 09:06:52,024 INFO L853 garLoopResultBuilder]: At program point L511-14(lines 506 514) the Hoare annotation is: false [2021-10-28 09:06:52,024 INFO L853 garLoopResultBuilder]: At program point L511-15(lines 506 514) the Hoare annotation is: false [2021-10-28 09:06:52,026 INFO L853 garLoopResultBuilder]: At program point L511-16(lines 506 514) the Hoare annotation is: false [2021-10-28 09:06:52,026 INFO L853 garLoopResultBuilder]: At program point L511-17(lines 506 514) the Hoare annotation is: false [2021-10-28 09:06:52,026 INFO L857 garLoopResultBuilder]: For program point L843(lines 843 847) no Hoare annotation was computed. [2021-10-28 09:06:52,027 INFO L857 garLoopResultBuilder]: For program point L843-2(lines 843 847) no Hoare annotation was computed. [2021-10-28 09:06:52,040 INFO L857 garLoopResultBuilder]: For program point L843-3(lines 843 847) no Hoare annotation was computed. [2021-10-28 09:06:52,041 INFO L857 garLoopResultBuilder]: For program point L843-5(lines 843 847) no Hoare annotation was computed. [2021-10-28 09:06:52,041 INFO L857 garLoopResultBuilder]: For program point L843-6(lines 843 847) no Hoare annotation was computed. [2021-10-28 09:06:52,041 INFO L857 garLoopResultBuilder]: For program point L843-8(lines 843 847) no Hoare annotation was computed. [2021-10-28 09:06:52,041 INFO L857 garLoopResultBuilder]: For program point L843-9(lines 843 847) no Hoare annotation was computed. [2021-10-28 09:06:52,041 INFO L857 garLoopResultBuilder]: For program point L843-11(lines 843 847) no Hoare annotation was computed. [2021-10-28 09:06:52,042 INFO L857 garLoopResultBuilder]: For program point L843-12(lines 843 847) no Hoare annotation was computed. [2021-10-28 09:06:52,042 INFO L857 garLoopResultBuilder]: For program point L843-14(lines 843 847) no Hoare annotation was computed. [2021-10-28 09:06:52,042 INFO L857 garLoopResultBuilder]: For program point L843-15(lines 843 847) no Hoare annotation was computed. [2021-10-28 09:06:52,042 INFO L857 garLoopResultBuilder]: For program point L843-17(lines 843 847) no Hoare annotation was computed. [2021-10-28 09:06:52,044 INFO L857 garLoopResultBuilder]: For program point L911(lines 911 915) no Hoare annotation was computed. [2021-10-28 09:06:52,045 INFO L853 garLoopResultBuilder]: At program point L911-2(lines 621 627) the Hoare annotation is: (let ((.cse0 (= ULTIMATE.start_test_~splverifierCounter~0 0)) (.cse2 (= 1 ~systemActive~0)) (.cse9 (= ULTIMATE.start_activatePump_~tmp~7 0)) (.cse10 (= ~pumpRunning~0 1))) (let ((.cse6 (or (and .cse0 (<= 2 ~waterLevel~0) .cse2 .cse9 .cse10) (and .cse0 .cse2 .cse9 (= ~waterLevel~0 1) .cse10))) (.cse7 (= ULTIMATE.start_processEnvironment_~tmp~6 0)) (.cse8 (= ULTIMATE.start_processEnvironment__wrappee__methaneQuery_~tmp~5 0)) (.cse3 (= ~methaneLevelCritical~0 1)) (.cse1 (= ~pumpRunning~0 0)) (.cse5 (= ~methaneLevelCritical~0 0)) (.cse4 (<= ~waterLevel~0 2))) (or (and .cse0 .cse1 .cse2 .cse3 .cse4) (and .cse5 .cse6 .cse4) (and .cse6 .cse3 .cse4) (and .cse7 .cse0 .cse5 .cse8 .cse2 .cse9 .cse4 .cse10) (and .cse7 .cse0 (<= ~waterLevel~0 1) .cse8 .cse2 .cse9 .cse3 .cse10) (and .cse0 .cse1 .cse5 .cse2 .cse4)))) [2021-10-28 09:06:52,046 INFO L857 garLoopResultBuilder]: For program point L54(line 54) no Hoare annotation was computed. [2021-10-28 09:06:52,046 INFO L857 garLoopResultBuilder]: For program point L54-1(line 54) no Hoare annotation was computed. [2021-10-28 09:06:52,046 INFO L857 garLoopResultBuilder]: For program point L54-2(line 54) no Hoare annotation was computed. [2021-10-28 09:06:52,047 INFO L853 garLoopResultBuilder]: At program point L849(lines 834 852) the Hoare annotation is: (let ((.cse0 (= ULTIMATE.start_processEnvironment_~tmp~6 0)) (.cse1 (= ULTIMATE.start_test_~splverifierCounter~0 0)) (.cse2 (<= ~waterLevel~0 1)) (.cse3 (= 1 ~systemActive~0)) (.cse4 (= ULTIMATE.start_activatePump_~tmp~7 0)) (.cse5 (= ~pumpRunning~0 1))) (or (and .cse0 .cse1 (= |ULTIMATE.start_isMethaneLevelCritical_#res| 0) (= ~methaneLevelCritical~0 0) .cse2 .cse3 .cse4 (= |ULTIMATE.start_isMethaneAlarm_#res| 0) .cse5) (and .cse0 .cse1 .cse2 .cse3 .cse4 (= ~methaneLevelCritical~0 1) (= |ULTIMATE.start_isMethaneLevelCritical_#res| 1) .cse5))) [2021-10-28 09:06:52,047 INFO L853 garLoopResultBuilder]: At program point L849-1(lines 834 852) the Hoare annotation is: false [2021-10-28 09:06:52,047 INFO L853 garLoopResultBuilder]: At program point L849-2(lines 834 852) the Hoare annotation is: false [2021-10-28 09:06:52,047 INFO L853 garLoopResultBuilder]: At program point L849-3(lines 834 852) the Hoare annotation is: false [2021-10-28 09:06:52,048 INFO L853 garLoopResultBuilder]: At program point L849-4(lines 834 852) the Hoare annotation is: false [2021-10-28 09:06:52,048 INFO L853 garLoopResultBuilder]: At program point L849-5(lines 834 852) the Hoare annotation is: false [2021-10-28 09:06:52,048 INFO L857 garLoopResultBuilder]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2021-10-28 09:06:52,048 INFO L857 garLoopResultBuilder]: For program point L653(lines 653 670) no Hoare annotation was computed. [2021-10-28 09:06:52,048 INFO L857 garLoopResultBuilder]: For program point L653-1(lines 653 670) no Hoare annotation was computed. [2021-10-28 09:06:52,049 INFO L857 garLoopResultBuilder]: For program point L653-2(lines 653 670) no Hoare annotation was computed. [2021-10-28 09:06:52,049 INFO L857 garLoopResultBuilder]: For program point L653-3(lines 653 670) no Hoare annotation was computed. [2021-10-28 09:06:52,049 INFO L857 garLoopResultBuilder]: For program point L653-4(lines 653 670) no Hoare annotation was computed. [2021-10-28 09:06:52,049 INFO L857 garLoopResultBuilder]: For program point L653-5(lines 653 670) no Hoare annotation was computed. [2021-10-28 09:06:52,049 INFO L857 garLoopResultBuilder]: For program point L653-6(lines 653 670) no Hoare annotation was computed. [2021-10-28 09:06:52,050 INFO L857 garLoopResultBuilder]: For program point L653-7(lines 653 670) no Hoare annotation was computed. [2021-10-28 09:06:52,050 INFO L857 garLoopResultBuilder]: For program point L653-8(lines 653 670) no Hoare annotation was computed. [2021-10-28 09:06:52,050 INFO L857 garLoopResultBuilder]: For program point L653-9(lines 653 670) no Hoare annotation was computed. [2021-10-28 09:06:52,050 INFO L857 garLoopResultBuilder]: For program point L653-10(lines 653 670) no Hoare annotation was computed. [2021-10-28 09:06:52,050 INFO L857 garLoopResultBuilder]: For program point L653-11(lines 653 670) no Hoare annotation was computed. [2021-10-28 09:06:52,051 INFO L853 garLoopResultBuilder]: At program point L921(lines 872 922) the Hoare annotation is: false [2021-10-28 09:06:52,051 INFO L857 garLoopResultBuilder]: For program point L657(lines 657 665) no Hoare annotation was computed. [2021-10-28 09:06:52,051 INFO L857 garLoopResultBuilder]: For program point L657-1(lines 657 665) no Hoare annotation was computed. [2021-10-28 09:06:52,051 INFO L857 garLoopResultBuilder]: For program point L657-2(lines 657 665) no Hoare annotation was computed. [2021-10-28 09:06:52,051 INFO L857 garLoopResultBuilder]: For program point L657-3(lines 657 665) no Hoare annotation was computed. [2021-10-28 09:06:52,051 INFO L857 garLoopResultBuilder]: For program point L657-4(lines 657 665) no Hoare annotation was computed. [2021-10-28 09:06:52,052 INFO L857 garLoopResultBuilder]: For program point L657-5(lines 657 665) no Hoare annotation was computed. [2021-10-28 09:06:52,052 INFO L857 garLoopResultBuilder]: For program point L657-6(lines 657 665) no Hoare annotation was computed. [2021-10-28 09:06:52,052 INFO L857 garLoopResultBuilder]: For program point L657-7(lines 657 665) no Hoare annotation was computed. [2021-10-28 09:06:52,052 INFO L857 garLoopResultBuilder]: For program point L657-8(lines 657 665) no Hoare annotation was computed. [2021-10-28 09:06:52,052 INFO L857 garLoopResultBuilder]: For program point L657-9(lines 657 665) no Hoare annotation was computed. [2021-10-28 09:06:52,053 INFO L857 garLoopResultBuilder]: For program point L657-10(lines 657 665) no Hoare annotation was computed. [2021-10-28 09:06:52,053 INFO L857 garLoopResultBuilder]: For program point L657-11(lines 657 665) no Hoare annotation was computed. [2021-10-28 09:06:52,053 INFO L853 garLoopResultBuilder]: At program point L989(lines 985 991) the Hoare annotation is: (and (= ~pumpRunning~0 0) (= ~methaneLevelCritical~0 0) (= 1 ~systemActive~0) (= ~waterLevel~0 1)) [2021-10-28 09:06:52,053 INFO L857 garLoopResultBuilder]: For program point L-1(line -1) no Hoare annotation was computed. [2021-10-28 09:06:52,053 INFO L857 garLoopResultBuilder]: For program point ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION(line 54) no Hoare annotation was computed. [2021-10-28 09:06:52,054 INFO L853 garLoopResultBuilder]: At program point L596(lines 1 1024) the Hoare annotation is: (and (= ~pumpRunning~0 0) (= ~methaneLevelCritical~0 0) (= 1 ~systemActive~0) (= ~waterLevel~0 1)) [2021-10-28 09:06:52,054 INFO L857 garLoopResultBuilder]: For program point L71(lines 71 91) no Hoare annotation was computed. [2021-10-28 09:06:52,054 INFO L857 garLoopResultBuilder]: For program point L71-2(lines 71 91) no Hoare annotation was computed. [2021-10-28 09:06:52,054 INFO L857 garLoopResultBuilder]: For program point L71-4(lines 71 91) no Hoare annotation was computed. [2021-10-28 09:06:52,054 INFO L853 garLoopResultBuilder]: At program point L604(lines 599 607) the Hoare annotation is: (and (= ~pumpRunning~0 0) (= ~methaneLevelCritical~0 0) (= 1 ~systemActive~0) (= ~waterLevel~0 1)) [2021-10-28 09:06:52,055 INFO L857 garLoopResultBuilder]: For program point ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION(line 54) no Hoare annotation was computed. [2021-10-28 09:06:52,055 INFO L857 garLoopResultBuilder]: For program point L77(lines 77 90) no Hoare annotation was computed. [2021-10-28 09:06:52,055 INFO L853 garLoopResultBuilder]: At program point L77-1(lines 1 1024) the Hoare annotation is: (let ((.cse6 (<= 2 ~waterLevel~0)) (.cse1 (= ULTIMATE.start_isHighWaterLevel_~tmp___0~1 1)) (.cse2 (= |ULTIMATE.start_isHighWaterLevel_#res| 1)) (.cse7 (= ULTIMATE.start_processEnvironment__wrappee__highWaterSensor_~tmp~4 1)) (.cse10 (<= ~waterLevel~0 2)) (.cse11 (= |ULTIMATE.start_isHighWaterSensorDry_#res| 0)) (.cse13 (= ULTIMATE.start_isHighWaterLevel_~tmp~8 0)) (.cse12 (= |ULTIMATE.start_isMethaneAlarm_#res| 0)) (.cse20 (= ULTIMATE.start_processEnvironment_~tmp~6 0)) (.cse22 (= ULTIMATE.start_processEnvironment__wrappee__methaneQuery_~tmp~5 0)) (.cse9 (= ULTIMATE.start_activatePump_~tmp~7 0)) (.cse15 (= ~methaneLevelCritical~0 1)) (.cse16 (= |ULTIMATE.start_isMethaneLevelCritical_#res| 1)) (.cse17 (= ULTIMATE.start___utac_acc__Specification3_spec__1_~tmp~0 1)) (.cse14 (= ~pumpRunning~0 1)) (.cse21 (<= |ULTIMATE.start_getWaterLevel_#res| 1)) (.cse0 (= ULTIMATE.start_test_~splverifierCounter~0 0)) (.cse18 (= ~pumpRunning~0 0)) (.cse3 (= |ULTIMATE.start_isMethaneLevelCritical_#res| 0)) (.cse4 (= ~methaneLevelCritical~0 0)) (.cse5 (= ULTIMATE.start___utac_acc__Specification3_spec__1_~tmp~0 0)) (.cse19 (<= ~waterLevel~0 1)) (.cse8 (= 1 ~systemActive~0)) (.cse23 (<= ULTIMATE.start___utac_acc__Specification3_spec__1_~tmp___0~0 1))) (or (and .cse0 .cse1 .cse2 .cse3 .cse4 .cse5 .cse6 .cse7 .cse8 .cse9 .cse10 .cse11 .cse12 .cse13 .cse14) (and .cse0 .cse1 .cse2 .cse6 .cse7 .cse8 .cse9 .cse15 .cse10 .cse11 .cse16 .cse13 .cse17 .cse14) (and .cse0 .cse18 .cse19 .cse8 .cse15 .cse16 .cse17) (and .cse0 .cse18 .cse1 .cse2 .cse7 .cse8 .cse15 .cse10 .cse11 .cse16 .cse13 .cse17) (and .cse0 .cse18 .cse4 .cse8 (= ~waterLevel~0 1)) (and .cse20 .cse21 .cse0 .cse3 .cse4 .cse5 .cse19 .cse22 .cse8 .cse9 .cse12 .cse23 .cse14) (and .cse20 .cse0 .cse19 .cse22 .cse8 .cse9 .cse15 .cse16 .cse17 .cse14) (and .cse21 .cse0 .cse18 .cse3 .cse4 .cse5 .cse19 .cse8 .cse23))) [2021-10-28 09:06:52,055 INFO L857 garLoopResultBuilder]: For program point L77-2(lines 77 90) no Hoare annotation was computed. [2021-10-28 09:06:52,056 INFO L853 garLoopResultBuilder]: At program point L77-3(lines 1 1024) the Hoare annotation is: false [2021-10-28 09:06:52,056 INFO L857 garLoopResultBuilder]: For program point L77-4(lines 77 90) no Hoare annotation was computed. [2021-10-28 09:06:52,056 INFO L853 garLoopResultBuilder]: At program point L77-5(lines 1 1024) the Hoare annotation is: false [2021-10-28 09:06:52,056 INFO L857 garLoopResultBuilder]: For program point L474(lines 474 478) no Hoare annotation was computed. [2021-10-28 09:06:52,056 INFO L857 garLoopResultBuilder]: For program point L474-3(lines 474 478) no Hoare annotation was computed. [2021-10-28 09:06:52,057 INFO L857 garLoopResultBuilder]: For program point L474-6(lines 474 478) no Hoare annotation was computed. [2021-10-28 09:06:52,057 INFO L857 garLoopResultBuilder]: For program point L741(lines 741 747) no Hoare annotation was computed. [2021-10-28 09:06:52,057 INFO L857 garLoopResultBuilder]: For program point L741-2(lines 741 747) no Hoare annotation was computed. [2021-10-28 09:06:52,057 INFO L857 garLoopResultBuilder]: For program point L741-4(lines 741 747) no Hoare annotation was computed. [2021-10-28 09:06:52,057 INFO L857 garLoopResultBuilder]: For program point L741-6(lines 741 747) no Hoare annotation was computed. [2021-10-28 09:06:52,058 INFO L853 garLoopResultBuilder]: At program point L543(lines 538 546) the Hoare annotation is: (let ((.cse5 (= ULTIMATE.start_activatePump_~tmp~7 0)) (.cse6 (= |ULTIMATE.start_isMethaneAlarm_#res| 0)) (.cse7 (= ~pumpRunning~0 1)) (.cse8 (<= |ULTIMATE.start_getWaterLevel_#res| 1)) (.cse0 (= ULTIMATE.start_test_~splverifierCounter~0 0)) (.cse1 (= |ULTIMATE.start_isMethaneLevelCritical_#res| 0)) (.cse2 (= ~methaneLevelCritical~0 0)) (.cse3 (= ULTIMATE.start___utac_acc__Specification3_spec__1_~tmp~0 0)) (.cse9 (<= ~waterLevel~0 1)) (.cse4 (= 1 ~systemActive~0))) (or (and .cse0 (= ULTIMATE.start_isHighWaterLevel_~tmp___0~1 1) (= |ULTIMATE.start_isHighWaterLevel_#res| 1) .cse1 .cse2 .cse3 (<= 2 ~waterLevel~0) (= ULTIMATE.start_processEnvironment__wrappee__highWaterSensor_~tmp~4 1) .cse4 .cse5 (<= ~waterLevel~0 2) (= |ULTIMATE.start_isHighWaterSensorDry_#res| 0) .cse6 (= ULTIMATE.start_isHighWaterLevel_~tmp~8 0) .cse7) (and (= ULTIMATE.start_processEnvironment_~tmp~6 0) .cse8 .cse0 .cse1 .cse2 .cse3 .cse9 (= ULTIMATE.start_processEnvironment__wrappee__methaneQuery_~tmp~5 0) .cse4 .cse5 .cse6 .cse7) (and .cse8 .cse0 (= ~pumpRunning~0 0) .cse1 .cse2 .cse3 .cse9 .cse4))) [2021-10-28 09:06:52,058 INFO L853 garLoopResultBuilder]: At program point L543-1(lines 538 546) the Hoare annotation is: false [2021-10-28 09:06:52,058 INFO L857 garLoopResultBuilder]: For program point L741-8(lines 741 747) no Hoare annotation was computed. [2021-10-28 09:06:52,058 INFO L853 garLoopResultBuilder]: At program point L543-2(lines 538 546) the Hoare annotation is: false [2021-10-28 09:06:52,058 INFO L857 garLoopResultBuilder]: For program point L741-10(lines 741 747) no Hoare annotation was computed. [2021-10-28 09:06:52,059 INFO L857 garLoopResultBuilder]: For program point L741-12(lines 741 747) no Hoare annotation was computed. [2021-10-28 09:06:52,059 INFO L857 garLoopResultBuilder]: For program point L741-14(lines 741 747) no Hoare annotation was computed. [2021-10-28 09:06:52,059 INFO L857 garLoopResultBuilder]: For program point L741-16(lines 741 747) no Hoare annotation was computed. [2021-10-28 09:06:52,059 INFO L857 garLoopResultBuilder]: For program point L741-18(lines 741 747) no Hoare annotation was computed. [2021-10-28 09:06:52,059 INFO L857 garLoopResultBuilder]: For program point L81(lines 81 87) no Hoare annotation was computed. [2021-10-28 09:06:52,059 INFO L857 garLoopResultBuilder]: For program point L741-20(lines 741 747) no Hoare annotation was computed. [2021-10-28 09:06:52,060 INFO L857 garLoopResultBuilder]: For program point L81-2(lines 81 87) no Hoare annotation was computed. [2021-10-28 09:06:52,060 INFO L857 garLoopResultBuilder]: For program point L741-22(lines 741 747) no Hoare annotation was computed. [2021-10-28 09:06:52,060 INFO L857 garLoopResultBuilder]: For program point L81-4(lines 81 87) no Hoare annotation was computed. [2021-10-28 09:06:52,060 INFO L857 garLoopResultBuilder]: For program point L874(lines 873 920) no Hoare annotation was computed. [2021-10-28 09:06:52,060 INFO L857 garLoopResultBuilder]: For program point L875(lines 875 879) no Hoare annotation was computed. [2021-10-28 09:06:52,061 INFO L853 garLoopResultBuilder]: At program point L941-2(lines 941 955) the Hoare annotation is: false [2021-10-28 09:06:52,061 INFO L857 garLoopResultBuilder]: For program point L942(line 942) no Hoare annotation was computed. [2021-10-28 09:06:52,061 INFO L857 garLoopResultBuilder]: For program point L679(lines 679 696) no Hoare annotation was computed. [2021-10-28 09:06:52,061 INFO L857 garLoopResultBuilder]: For program point L679-1(lines 679 696) no Hoare annotation was computed. [2021-10-28 09:06:52,061 INFO L857 garLoopResultBuilder]: For program point L679-2(lines 679 696) no Hoare annotation was computed. [2021-10-28 09:06:52,062 INFO L857 garLoopResultBuilder]: For program point L679-3(lines 679 696) no Hoare annotation was computed. [2021-10-28 09:06:52,062 INFO L857 garLoopResultBuilder]: For program point L679-4(lines 679 696) no Hoare annotation was computed. [2021-10-28 09:06:52,062 INFO L857 garLoopResultBuilder]: For program point L679-5(lines 679 696) no Hoare annotation was computed. [2021-10-28 09:06:52,062 INFO L857 garLoopResultBuilder]: For program point ULTIMATE.startENTRY(line -1) no Hoare annotation was computed. [2021-10-28 09:06:52,062 INFO L857 garLoopResultBuilder]: For program point L945(lines 945 949) no Hoare annotation was computed. [2021-10-28 09:06:52,062 INFO L857 garLoopResultBuilder]: For program point L945-1(lines 621 627) no Hoare annotation was computed. [2021-10-28 09:06:52,064 INFO L857 garLoopResultBuilder]: For program point L1012(lines 1012 1019) no Hoare annotation was computed. [2021-10-28 09:06:52,064 INFO L860 garLoopResultBuilder]: At program point L1012-1(lines 1012 1019) the Hoare annotation is: true [2021-10-28 09:06:52,064 INFO L857 garLoopResultBuilder]: For program point L683(lines 683 691) no Hoare annotation was computed. [2021-10-28 09:06:52,064 INFO L857 garLoopResultBuilder]: For program point L683-1(lines 683 691) no Hoare annotation was computed. [2021-10-28 09:06:52,064 INFO L857 garLoopResultBuilder]: For program point L683-2(lines 683 691) no Hoare annotation was computed. [2021-10-28 09:06:52,065 INFO L857 garLoopResultBuilder]: For program point L683-3(lines 683 691) no Hoare annotation was computed. [2021-10-28 09:06:52,065 INFO L857 garLoopResultBuilder]: For program point L551(lines 551 557) no Hoare annotation was computed. [2021-10-28 09:06:52,065 INFO L857 garLoopResultBuilder]: For program point L683-4(lines 683 691) no Hoare annotation was computed. [2021-10-28 09:06:52,065 INFO L857 garLoopResultBuilder]: For program point L551-1(lines 551 557) no Hoare annotation was computed. [2021-10-28 09:06:52,065 INFO L857 garLoopResultBuilder]: For program point L683-5(lines 683 691) no Hoare annotation was computed. [2021-10-28 09:06:52,066 INFO L857 garLoopResultBuilder]: For program point L551-2(lines 551 557) no Hoare annotation was computed. [2021-10-28 09:06:52,066 INFO L857 garLoopResultBuilder]: For program point L551-3(lines 551 557) no Hoare annotation was computed. [2021-10-28 09:06:52,066 INFO L857 garLoopResultBuilder]: For program point L551-4(lines 551 557) no Hoare annotation was computed. [2021-10-28 09:06:52,066 INFO L857 garLoopResultBuilder]: For program point L551-5(lines 551 557) no Hoare annotation was computed. [2021-10-28 09:06:52,066 INFO L857 garLoopResultBuilder]: For program point L551-6(lines 551 557) no Hoare annotation was computed. [2021-10-28 09:06:52,066 INFO L857 garLoopResultBuilder]: For program point L551-7(lines 551 557) no Hoare annotation was computed. [2021-10-28 09:06:52,067 INFO L857 garLoopResultBuilder]: For program point L551-8(lines 551 557) no Hoare annotation was computed. [2021-10-28 09:06:52,067 INFO L857 garLoopResultBuilder]: For program point L551-9(lines 551 557) no Hoare annotation was computed. [2021-10-28 09:06:52,067 INFO L857 garLoopResultBuilder]: For program point L551-10(lines 551 557) no Hoare annotation was computed. [2021-10-28 09:06:52,067 INFO L857 garLoopResultBuilder]: For program point L551-11(lines 551 557) no Hoare annotation was computed. [2021-10-28 09:06:52,067 INFO L857 garLoopResultBuilder]: For program point L486(lines 486 490) no Hoare annotation was computed. [2021-10-28 09:06:52,068 INFO L857 garLoopResultBuilder]: For program point L883(lines 883 889) no Hoare annotation was computed. [2021-10-28 09:06:52,068 INFO L853 garLoopResultBuilder]: At program point L883-1(lines 883 889) the Hoare annotation is: (let ((.cse10 (= ~waterLevel~0 1)) (.cse0 (= ULTIMATE.start_test_~splverifierCounter~0 0)) (.cse3 (<= 2 ~waterLevel~0)) (.cse16 (= ULTIMATE.start_activatePump_~tmp~7 0)) (.cse19 (= ~pumpRunning~0 1))) (let ((.cse17 (= |ULTIMATE.start_isMethaneAlarm_#res| 0)) (.cse11 (= ULTIMATE.start_processEnvironment_~tmp~6 0)) (.cse15 (= ULTIMATE.start_processEnvironment__wrappee__methaneQuery_~tmp~5 0)) (.cse12 (<= |ULTIMATE.start_getWaterLevel_#res| 1)) (.cse1 (= ~pumpRunning~0 0)) (.cse13 (= |ULTIMATE.start_isMethaneLevelCritical_#res| 0)) (.cse2 (= ~methaneLevelCritical~0 0)) (.cse14 (= ULTIMATE.start___utac_acc__Specification3_spec__1_~tmp~0 0)) (.cse6 (<= ~waterLevel~0 1)) (.cse18 (<= ULTIMATE.start___utac_acc__Specification3_spec__1_~tmp___0~0 1)) (.cse4 (= 1 ~systemActive~0)) (.cse20 (or (and .cse0 .cse16 .cse10 .cse19) (and .cse0 .cse3 .cse16 .cse19))) (.cse7 (= ~methaneLevelCritical~0 1)) (.cse5 (<= ~waterLevel~0 2)) (.cse8 (= |ULTIMATE.start_isMethaneLevelCritical_#res| 1)) (.cse9 (= ULTIMATE.start___utac_acc__Specification3_spec__1_~tmp~0 1))) (or (and .cse0 .cse1 .cse2 .cse3 .cse4 .cse5) (and .cse0 .cse1 .cse6 .cse4 .cse7 .cse8 .cse9) (and .cse0 .cse1 .cse3 .cse4 .cse7 .cse5 .cse8 .cse9) (and .cse0 .cse1 .cse2 .cse4 .cse10) (and .cse11 .cse12 .cse0 .cse13 .cse2 .cse14 .cse6 .cse15 .cse4 .cse16 .cse17 .cse18 .cse19) (and .cse13 .cse2 .cse14 .cse4 .cse20 .cse5 .cse17) (and .cse11 .cse0 .cse15 .cse4 .cse16 .cse7 .cse5 .cse8 .cse9 .cse19) (and .cse12 .cse0 .cse1 .cse13 .cse2 .cse14 .cse6 .cse4 .cse18) (and .cse4 .cse20 .cse7 .cse5 .cse8 .cse9)))) [2021-10-28 09:06:52,068 INFO L853 garLoopResultBuilder]: At program point L621(lines 620 639) the Hoare annotation is: (let ((.cse3 (= ~methaneLevelCritical~0 1)) (.cse1 (= ~pumpRunning~0 0)) (.cse4 (<= ~waterLevel~0 2)) (.cse0 (= ULTIMATE.start_test_~splverifierCounter~0 0)) (.cse8 (= ~methaneLevelCritical~0 0)) (.cse5 (<= ~waterLevel~0 1)) (.cse2 (= 1 ~systemActive~0)) (.cse6 (= ULTIMATE.start_activatePump_~tmp~7 0)) (.cse7 (= ~pumpRunning~0 1))) (or (and .cse0 .cse1 .cse2 .cse3 .cse4) (and .cse0 .cse5 .cse2 .cse6 .cse3 .cse7) (and .cse0 .cse1 .cse8 .cse2 .cse4) (and .cse0 .cse8 .cse5 .cse2 .cse6 .cse7))) [2021-10-28 09:06:52,068 INFO L857 garLoopResultBuilder]: For program point L621-1(lines 621 627) no Hoare annotation was computed. [2021-10-28 09:06:52,069 INFO L853 garLoopResultBuilder]: At program point L621-2(lines 620 639) the Hoare annotation is: false [2021-10-28 09:06:52,069 INFO L853 garLoopResultBuilder]: At program point L621-3(lines 620 639) the Hoare annotation is: false [2021-10-28 09:06:52,069 INFO L853 garLoopResultBuilder]: At program point L556(lines 547 560) the Hoare annotation is: false [2021-10-28 09:06:52,069 INFO L853 garLoopResultBuilder]: At program point L556-1(lines 547 560) the Hoare annotation is: false [2021-10-28 09:06:52,069 INFO L853 garLoopResultBuilder]: At program point L556-2(lines 547 560) the Hoare annotation is: false [2021-10-28 09:06:52,070 INFO L853 garLoopResultBuilder]: At program point L556-3(lines 547 560) the Hoare annotation is: (let ((.cse6 (= |ULTIMATE.start_isHighWaterSensorDry_#res| 0))) (let ((.cse7 (not .cse6)) (.cse9 (<= ~waterLevel~0 1)) (.cse4 (= ~methaneLevelCritical~0 1)) (.cse0 (= ULTIMATE.start_test_~splverifierCounter~0 0)) (.cse1 (= ~pumpRunning~0 0)) (.cse8 (= ~methaneLevelCritical~0 0)) (.cse2 (<= 2 ~waterLevel~0)) (.cse3 (= 1 ~systemActive~0)) (.cse5 (<= ~waterLevel~0 2))) (or (and .cse0 .cse1 .cse2 .cse3 .cse4 .cse5 .cse6) (and .cse7 .cse0 .cse1 .cse8 .cse9 .cse3) (and .cse7 .cse0 .cse1 .cse9 .cse3 .cse4) (and .cse0 .cse1 .cse8 .cse2 .cse3 .cse5 .cse6)))) [2021-10-28 09:06:52,070 INFO L853 garLoopResultBuilder]: At program point L556-4(lines 547 560) the Hoare annotation is: false [2021-10-28 09:06:52,070 INFO L853 garLoopResultBuilder]: At program point L556-5(lines 547 560) the Hoare annotation is: false [2021-10-28 09:06:52,070 INFO L853 garLoopResultBuilder]: At program point L556-6(lines 547 560) the Hoare annotation is: false [2021-10-28 09:06:52,070 INFO L853 garLoopResultBuilder]: At program point L556-7(lines 547 560) the Hoare annotation is: false [2021-10-28 09:06:52,071 INFO L853 garLoopResultBuilder]: At program point L556-8(lines 547 560) the Hoare annotation is: false [2021-10-28 09:06:52,072 INFO L853 garLoopResultBuilder]: At program point L556-9(lines 547 560) the Hoare annotation is: false [2021-10-28 09:06:52,072 INFO L853 garLoopResultBuilder]: At program point L556-10(lines 547 560) the Hoare annotation is: false [2021-10-28 09:06:52,072 INFO L853 garLoopResultBuilder]: At program point L556-11(lines 547 560) the Hoare annotation is: false [2021-10-28 09:06:52,072 INFO L857 garLoopResultBuilder]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2021-10-28 09:06:52,072 INFO L860 garLoopResultBuilder]: At program point L1021(lines 1002 1024) the Hoare annotation is: true [2021-10-28 09:06:52,073 INFO L857 garLoopResultBuilder]: For program point L824(lines 824 828) no Hoare annotation was computed. [2021-10-28 09:06:52,073 INFO L857 garLoopResultBuilder]: For program point L824-2(lines 824 828) no Hoare annotation was computed. [2021-10-28 09:06:52,073 INFO L857 garLoopResultBuilder]: For program point L824-3(lines 824 828) no Hoare annotation was computed. [2021-10-28 09:06:52,073 INFO L857 garLoopResultBuilder]: For program point L824-5(lines 824 828) no Hoare annotation was computed. [2021-10-28 09:06:52,073 INFO L857 garLoopResultBuilder]: For program point L824-6(lines 824 828) no Hoare annotation was computed. [2021-10-28 09:06:52,073 INFO L857 garLoopResultBuilder]: For program point L824-8(lines 824 828) no Hoare annotation was computed. [2021-10-28 09:06:52,074 INFO L857 garLoopResultBuilder]: For program point L824-9(lines 824 828) no Hoare annotation was computed. [2021-10-28 09:06:52,074 INFO L857 garLoopResultBuilder]: For program point L824-11(lines 824 828) no Hoare annotation was computed. [2021-10-28 09:06:52,074 INFO L857 garLoopResultBuilder]: For program point L824-12(lines 824 828) no Hoare annotation was computed. [2021-10-28 09:06:52,074 INFO L857 garLoopResultBuilder]: For program point L824-14(lines 824 828) no Hoare annotation was computed. [2021-10-28 09:06:52,074 INFO L857 garLoopResultBuilder]: For program point L824-15(lines 824 828) no Hoare annotation was computed. [2021-10-28 09:06:52,075 INFO L857 garLoopResultBuilder]: For program point L824-17(lines 824 828) no Hoare annotation was computed. [2021-10-28 09:06:52,075 INFO L857 garLoopResultBuilder]: For program point L824-18(lines 824 828) no Hoare annotation was computed. [2021-10-28 09:06:52,075 INFO L857 garLoopResultBuilder]: For program point L824-20(lines 824 828) no Hoare annotation was computed. [2021-10-28 09:06:52,075 INFO L857 garLoopResultBuilder]: For program point L824-21(lines 824 828) no Hoare annotation was computed. [2021-10-28 09:06:52,075 INFO L857 garLoopResultBuilder]: For program point L824-23(lines 824 828) no Hoare annotation was computed. [2021-10-28 09:06:52,075 INFO L857 garLoopResultBuilder]: For program point L824-24(lines 824 828) no Hoare annotation was computed. [2021-10-28 09:06:52,076 INFO L857 garLoopResultBuilder]: For program point L824-26(lines 824 828) no Hoare annotation was computed. [2021-10-28 09:06:52,076 INFO L857 garLoopResultBuilder]: For program point L824-27(lines 824 828) no Hoare annotation was computed. [2021-10-28 09:06:52,076 INFO L857 garLoopResultBuilder]: For program point L824-29(lines 824 828) no Hoare annotation was computed. [2021-10-28 09:06:52,076 INFO L857 garLoopResultBuilder]: For program point L824-30(lines 824 828) no Hoare annotation was computed. [2021-10-28 09:06:52,076 INFO L857 garLoopResultBuilder]: For program point L824-32(lines 824 828) no Hoare annotation was computed. [2021-10-28 09:06:52,077 INFO L857 garLoopResultBuilder]: For program point L824-33(lines 824 828) no Hoare annotation was computed. [2021-10-28 09:06:52,077 INFO L857 garLoopResultBuilder]: For program point L824-35(lines 824 828) no Hoare annotation was computed. [2021-10-28 09:06:52,077 INFO L853 garLoopResultBuilder]: At program point L628(lines 628 634) the Hoare annotation is: (let ((.cse3 (= |ULTIMATE.start_isMethaneLevelCritical_#res| 0)) (.cse11 (= |ULTIMATE.start_isMethaneAlarm_#res| 0)) (.cse1 (= ULTIMATE.start_isHighWaterLevel_~tmp___0~1 1)) (.cse2 (= |ULTIMATE.start_isHighWaterLevel_#res| 1)) (.cse5 (<= 2 ~waterLevel~0)) (.cse6 (= ULTIMATE.start_processEnvironment__wrappee__highWaterSensor_~tmp~4 1)) (.cse9 (<= ~waterLevel~0 2)) (.cse10 (= |ULTIMATE.start_isHighWaterSensorDry_#res| 0)) (.cse12 (= ULTIMATE.start_isHighWaterLevel_~tmp~8 0)) (.cse14 (= ULTIMATE.start_processEnvironment_~tmp~6 0)) (.cse16 (= ULTIMATE.start_processEnvironment__wrappee__methaneQuery_~tmp~5 0)) (.cse8 (= ULTIMATE.start_activatePump_~tmp~7 0)) (.cse19 (= |ULTIMATE.start_isMethaneLevelCritical_#res| 1)) (.cse13 (= ~pumpRunning~0 1)) (.cse4 (= ~methaneLevelCritical~0 0)) (.cse0 (= ULTIMATE.start_test_~splverifierCounter~0 0)) (.cse17 (= ~pumpRunning~0 0)) (.cse15 (<= ~waterLevel~0 1)) (.cse7 (= 1 ~systemActive~0)) (.cse18 (= ~methaneLevelCritical~0 1))) (or (and .cse0 .cse1 .cse2 .cse3 .cse4 .cse5 .cse6 .cse7 .cse8 .cse9 .cse10 .cse11 .cse12 .cse13) (and .cse14 .cse0 .cse3 .cse4 .cse15 .cse16 .cse7 .cse8 .cse11 .cse13) (and .cse0 .cse17 .cse1 .cse2 .cse6 .cse7 .cse18 .cse9 .cse10 .cse19 .cse12) (and .cse0 .cse1 .cse2 .cse5 .cse6 .cse7 .cse8 .cse18 .cse9 .cse10 .cse19 .cse12 .cse13) (and .cse14 .cse0 .cse15 .cse16 .cse7 .cse8 .cse18 .cse19 .cse13) (and .cse0 .cse17 .cse4 .cse15 .cse7) (and .cse0 .cse17 .cse15 .cse7 .cse18))) [2021-10-28 09:06:52,077 INFO L853 garLoopResultBuilder]: At program point L628-1(lines 628 634) the Hoare annotation is: false [2021-10-28 09:06:52,078 INFO L853 garLoopResultBuilder]: At program point L628-2(lines 628 634) the Hoare annotation is: false [2021-10-28 09:06:52,078 INFO L857 garLoopResultBuilder]: For program point L893(lines 893 899) no Hoare annotation was computed. [2021-10-28 09:06:52,078 INFO L853 garLoopResultBuilder]: At program point L893-1(lines 893 899) the Hoare annotation is: (let ((.cse0 (= ULTIMATE.start_test_~splverifierCounter~0 0)) (.cse2 (= 1 ~systemActive~0)) (.cse9 (= ULTIMATE.start_activatePump_~tmp~7 0)) (.cse10 (= ~pumpRunning~0 1))) (let ((.cse6 (or (and .cse0 (<= 2 ~waterLevel~0) .cse2 .cse9 .cse10) (and .cse0 .cse2 .cse9 (= ~waterLevel~0 1) .cse10))) (.cse7 (= ULTIMATE.start_processEnvironment_~tmp~6 0)) (.cse8 (= ULTIMATE.start_processEnvironment__wrappee__methaneQuery_~tmp~5 0)) (.cse3 (= ~methaneLevelCritical~0 1)) (.cse1 (= ~pumpRunning~0 0)) (.cse5 (= ~methaneLevelCritical~0 0)) (.cse4 (<= ~waterLevel~0 2))) (or (and .cse0 .cse1 .cse2 .cse3 .cse4) (and .cse5 .cse6 .cse4) (and .cse6 .cse3 .cse4) (and .cse7 .cse0 .cse5 .cse8 .cse2 .cse9 .cse4 .cse10) (and .cse7 .cse0 (<= ~waterLevel~0 1) .cse8 .cse2 .cse9 .cse3 .cse10) (and .cse0 .cse1 .cse5 .cse2 .cse4)))) [2021-10-28 09:06:52,084 INFO L731 BasicCegarLoop]: Path program histogram: [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-10-28 09:06:52,089 INFO L179 ceAbstractionStarter]: Computing trace abstraction results [2021-10-28 09:06:52,178 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 28.10 09:06:52 BoogieIcfgContainer [2021-10-28 09:06:52,180 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2021-10-28 09:06:52,181 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2021-10-28 09:06:52,181 INFO L271 PluginConnector]: Initializing Witness Printer... [2021-10-28 09:06:52,182 INFO L275 PluginConnector]: Witness Printer initialized [2021-10-28 09:06:52,182 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 28.10 09:06:25" (3/4) ... [2021-10-28 09:06:52,186 INFO L137 WitnessPrinter]: Generating witness for correct program [2021-10-28 09:06:52,236 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 41 nodes and edges [2021-10-28 09:06:52,240 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 21 nodes and edges [2021-10-28 09:06:52,243 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 10 nodes and edges [2021-10-28 09:06:52,246 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 5 nodes and edges [2021-10-28 09:06:52,249 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 2 nodes and edges [2021-10-28 09:06:52,252 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2021-10-28 09:06:52,255 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2021-10-28 09:06:52,299 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((((((((((((((((((splverifierCounter == 0 && tmp___0 == 1) && \result == 1) && \result == 0) && methaneLevelCritical == 0) && tmp == 0) && 2 <= waterLevel) && tmp == 1) && 1 == systemActive) && tmp == 0) && waterLevel <= 2) && \result == 0) && \result == 0) && tmp == 0) && pumpRunning == 1) || (((((((((((((splverifierCounter == 0 && tmp___0 == 1) && \result == 1) && 2 <= waterLevel) && tmp == 1) && 1 == systemActive) && tmp == 0) && methaneLevelCritical == 1) && waterLevel <= 2) && \result == 0) && \result == 1) && tmp == 0) && tmp == 1) && pumpRunning == 1)) || ((((((splverifierCounter == 0 && pumpRunning == 0) && waterLevel <= 1) && 1 == systemActive) && methaneLevelCritical == 1) && \result == 1) && tmp == 1)) || (((((((((((splverifierCounter == 0 && pumpRunning == 0) && tmp___0 == 1) && \result == 1) && tmp == 1) && 1 == systemActive) && methaneLevelCritical == 1) && waterLevel <= 2) && \result == 0) && \result == 1) && tmp == 0) && tmp == 1)) || ((((splverifierCounter == 0 && pumpRunning == 0) && methaneLevelCritical == 0) && 1 == systemActive) && waterLevel == 1)) || ((((((((((((tmp == 0 && \result <= 1) && splverifierCounter == 0) && \result == 0) && methaneLevelCritical == 0) && tmp == 0) && waterLevel <= 1) && tmp == 0) && 1 == systemActive) && tmp == 0) && \result == 0) && tmp___0 <= 1) && pumpRunning == 1)) || (((((((((tmp == 0 && splverifierCounter == 0) && waterLevel <= 1) && tmp == 0) && 1 == systemActive) && tmp == 0) && methaneLevelCritical == 1) && \result == 1) && tmp == 1) && pumpRunning == 1)) || ((((((((\result <= 1 && splverifierCounter == 0) && pumpRunning == 0) && \result == 0) && methaneLevelCritical == 0) && tmp == 0) && waterLevel <= 1) && 1 == systemActive) && tmp___0 <= 1) [2021-10-28 09:06:52,302 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((((((((((splverifierCounter == 0 && pumpRunning == 0) && methaneLevelCritical == 0) && 2 <= waterLevel) && 1 == systemActive) && waterLevel <= 2) || ((((((splverifierCounter == 0 && pumpRunning == 0) && waterLevel <= 1) && 1 == systemActive) && methaneLevelCritical == 1) && \result == 1) && tmp == 1)) || (((((((splverifierCounter == 0 && pumpRunning == 0) && 2 <= waterLevel) && 1 == systemActive) && methaneLevelCritical == 1) && waterLevel <= 2) && \result == 1) && tmp == 1)) || ((((splverifierCounter == 0 && pumpRunning == 0) && methaneLevelCritical == 0) && 1 == systemActive) && waterLevel == 1)) || ((((((((((((tmp == 0 && \result <= 1) && splverifierCounter == 0) && \result == 0) && methaneLevelCritical == 0) && tmp == 0) && waterLevel <= 1) && tmp == 0) && 1 == systemActive) && tmp == 0) && \result == 0) && tmp___0 <= 1) && pumpRunning == 1)) || ((((((\result == 0 && methaneLevelCritical == 0) && tmp == 0) && 1 == systemActive) && ((((splverifierCounter == 0 && tmp == 0) && waterLevel == 1) && pumpRunning == 1) || (((splverifierCounter == 0 && 2 <= waterLevel) && tmp == 0) && pumpRunning == 1))) && waterLevel <= 2) && \result == 0)) || (((((((((tmp == 0 && splverifierCounter == 0) && tmp == 0) && 1 == systemActive) && tmp == 0) && methaneLevelCritical == 1) && waterLevel <= 2) && \result == 1) && tmp == 1) && pumpRunning == 1)) || ((((((((\result <= 1 && splverifierCounter == 0) && pumpRunning == 0) && \result == 0) && methaneLevelCritical == 0) && tmp == 0) && waterLevel <= 1) && 1 == systemActive) && tmp___0 <= 1)) || (((((1 == systemActive && ((((splverifierCounter == 0 && tmp == 0) && waterLevel == 1) && pumpRunning == 1) || (((splverifierCounter == 0 && 2 <= waterLevel) && tmp == 0) && pumpRunning == 1))) && methaneLevelCritical == 1) && waterLevel <= 2) && \result == 1) && tmp == 1) [2021-10-28 09:06:52,305 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((((((((((((((((splverifierCounter == 0 && tmp___0 == 1) && \result == 1) && \result == 0) && methaneLevelCritical == 0) && 2 <= waterLevel) && tmp == 1) && 1 == systemActive) && tmp == 0) && waterLevel <= 2) && \result == 0) && \result == 0) && tmp == 0) && pumpRunning == 1) || (((((((((tmp == 0 && splverifierCounter == 0) && \result == 0) && methaneLevelCritical == 0) && waterLevel <= 1) && tmp == 0) && 1 == systemActive) && tmp == 0) && \result == 0) && pumpRunning == 1)) || ((((((((((splverifierCounter == 0 && pumpRunning == 0) && tmp___0 == 1) && \result == 1) && tmp == 1) && 1 == systemActive) && methaneLevelCritical == 1) && waterLevel <= 2) && \result == 0) && \result == 1) && tmp == 0)) || ((((((((((((splverifierCounter == 0 && tmp___0 == 1) && \result == 1) && 2 <= waterLevel) && tmp == 1) && 1 == systemActive) && tmp == 0) && methaneLevelCritical == 1) && waterLevel <= 2) && \result == 0) && \result == 1) && tmp == 0) && pumpRunning == 1)) || ((((((((tmp == 0 && splverifierCounter == 0) && waterLevel <= 1) && tmp == 0) && 1 == systemActive) && tmp == 0) && methaneLevelCritical == 1) && \result == 1) && pumpRunning == 1)) || ((((splverifierCounter == 0 && pumpRunning == 0) && methaneLevelCritical == 0) && waterLevel <= 1) && 1 == systemActive)) || ((((splverifierCounter == 0 && pumpRunning == 0) && waterLevel <= 1) && 1 == systemActive) && methaneLevelCritical == 1) [2021-10-28 09:06:52,308 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((((((((splverifierCounter == 0 && pumpRunning == 0) && \result == 0) && methaneLevelCritical == 0) && waterLevel <= 1) && 1 == systemActive) || (((((((((((((splverifierCounter == 0 && tmp___0 == 1) && \result == 1) && \result == 0) && methaneLevelCritical == 0) && 2 <= waterLevel) && tmp == 1) && 1 == systemActive) && tmp == 0) && waterLevel <= 2) && \result == 0) && \result == 0) && tmp == 0) && pumpRunning == 1)) || (((((((((tmp == 0 && splverifierCounter == 0) && \result == 0) && methaneLevelCritical == 0) && waterLevel <= 1) && tmp == 0) && 1 == systemActive) && tmp == 0) && \result == 0) && pumpRunning == 1)) || ((((((((((splverifierCounter == 0 && pumpRunning == 0) && tmp___0 == 1) && \result == 1) && tmp == 1) && 1 == systemActive) && methaneLevelCritical == 1) && waterLevel <= 2) && \result == 0) && \result == 1) && tmp == 0)) || ((((((((((((splverifierCounter == 0 && tmp___0 == 1) && \result == 1) && 2 <= waterLevel) && tmp == 1) && 1 == systemActive) && tmp == 0) && methaneLevelCritical == 1) && waterLevel <= 2) && \result == 0) && \result == 1) && tmp == 0) && pumpRunning == 1)) || ((((((((tmp == 0 && splverifierCounter == 0) && waterLevel <= 1) && tmp == 0) && 1 == systemActive) && tmp == 0) && methaneLevelCritical == 1) && \result == 1) && pumpRunning == 1)) || (((((splverifierCounter == 0 && pumpRunning == 0) && waterLevel <= 1) && 1 == systemActive) && methaneLevelCritical == 1) && \result == 1) [2021-10-28 09:06:52,308 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((((splverifierCounter == 0 && waterLevel <= 1) && 1 == systemActive) && tmp == 0) && methaneLevelCritical == 1) && \result == 1) && pumpRunning == 1) || ((((((splverifierCounter == 0 && \result == 0) && methaneLevelCritical == 0) && waterLevel <= 1) && 1 == systemActive) && tmp == 0) && pumpRunning == 1) [2021-10-28 09:06:52,317 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((((splverifierCounter == 0 && waterLevel <= 1) && 1 == systemActive) && tmp == 0) && methaneLevelCritical == 1) && \result == 1) && pumpRunning == 1) || (((((((splverifierCounter == 0 && \result == 0) && methaneLevelCritical == 0) && waterLevel <= 1) && 1 == systemActive) && tmp == 0) && \result == 0) && pumpRunning == 1) [2021-10-28 09:06:52,317 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((((((((((((((splverifierCounter == 0 && tmp___0 == 1) && \result == 1) && \result == 0) && methaneLevelCritical == 0) && tmp == 0) && 2 <= waterLevel) && tmp == 1) && 1 == systemActive) && tmp == 0) && waterLevel <= 2) && \result == 0) && \result == 0) && tmp == 0) && pumpRunning == 1) || (((((((((((tmp == 0 && \result <= 1) && splverifierCounter == 0) && \result == 0) && methaneLevelCritical == 0) && tmp == 0) && waterLevel <= 1) && tmp == 0) && 1 == systemActive) && tmp == 0) && \result == 0) && pumpRunning == 1)) || (((((((\result <= 1 && splverifierCounter == 0) && pumpRunning == 0) && \result == 0) && methaneLevelCritical == 0) && tmp == 0) && waterLevel <= 1) && 1 == systemActive) [2021-10-28 09:06:52,318 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((((((splverifierCounter == 0 && pumpRunning == 0) && 2 <= waterLevel) && 1 == systemActive) && methaneLevelCritical == 1) && waterLevel <= 2) && \result == 0) || (((((!(\result == 0) && splverifierCounter == 0) && pumpRunning == 0) && methaneLevelCritical == 0) && waterLevel <= 1) && 1 == systemActive)) || (((((!(\result == 0) && splverifierCounter == 0) && pumpRunning == 0) && waterLevel <= 1) && 1 == systemActive) && methaneLevelCritical == 1)) || ((((((splverifierCounter == 0 && pumpRunning == 0) && methaneLevelCritical == 0) && 2 <= waterLevel) && 1 == systemActive) && waterLevel <= 2) && \result == 0) [2021-10-28 09:06:52,321 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((((((((((splverifierCounter == 0 && pumpRunning == 0) && tmp___0 == 1) && \result == 1) && methaneLevelCritical == 0) && 2 <= waterLevel) && 1 == systemActive) && waterLevel <= 2) && \result == 0) && tmp == 0) || (((((((((splverifierCounter == 0 && pumpRunning == 0) && tmp___0 == 1) && \result == 1) && 2 <= waterLevel) && 1 == systemActive) && methaneLevelCritical == 1) && waterLevel <= 2) && \result == 0) && tmp == 0)) || ((((((((!(\result == 0) && splverifierCounter == 0) && tmp___0 == 0) && pumpRunning == 0) && !(tmp == 0)) && waterLevel <= 1) && \result == 0) && 1 == systemActive) && methaneLevelCritical == 1)) || ((((((((!(\result == 0) && splverifierCounter == 0) && tmp___0 == 0) && pumpRunning == 0) && !(tmp == 0)) && methaneLevelCritical == 0) && waterLevel <= 1) && \result == 0) && 1 == systemActive) [2021-10-28 09:06:52,322 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((((((((((((splverifierCounter == 0 && tmp___0 == 1) && \result == 1) && \result == 0) && methaneLevelCritical == 0) && tmp == 0) && 2 <= waterLevel) && tmp == 1) && 1 == systemActive) && tmp == 0) && waterLevel <= 2) && \result == 0) && \result == 0) && \result == 1) && tmp == 0) && pumpRunning == 1 [2021-10-28 09:06:52,323 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((((((tmp == 0 && splverifierCounter == 0) && \result == 0) && methaneLevelCritical == 0) && waterLevel <= 1) && 1 == systemActive) && tmp == 0) && \result == 0) && pumpRunning == 1) || (((((((tmp == 0 && splverifierCounter == 0) && waterLevel <= 1) && 1 == systemActive) && tmp == 0) && methaneLevelCritical == 1) && \result == 1) && pumpRunning == 1) [2021-10-28 09:06:52,324 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((((((tmp == 0 && splverifierCounter == 0) && \result == 0) && methaneLevelCritical == 0) && waterLevel <= 1) && 1 == systemActive) && tmp == 0) && \result == 0) && pumpRunning == 1) || (((((((tmp == 0 && splverifierCounter == 0) && waterLevel <= 1) && 1 == systemActive) && tmp == 0) && methaneLevelCritical == 1) && \result == 1) && pumpRunning == 1) [2021-10-28 09:06:52,324 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((((((((((splverifierCounter == 0 && pumpRunning == 0) && tmp___0 == 1) && \result == 1) && 2 <= waterLevel) && tmp == 1) && 1 == systemActive) && methaneLevelCritical == 1) && waterLevel <= 2) && \result == 0) && \result == 1) && tmp == 0) || (((((((((((splverifierCounter == 0 && pumpRunning == 0) && tmp___0 == 1) && \result == 1) && \result == 0) && methaneLevelCritical == 0) && 2 <= waterLevel) && tmp == 1) && 1 == systemActive) && waterLevel <= 2) && \result == 0) && tmp == 0) [2021-10-28 09:06:52,325 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((((((((((splverifierCounter == 0 && pumpRunning == 0) && tmp___0 == 1) && \result == 1) && 2 <= waterLevel) && tmp == 1) && 1 == systemActive) && methaneLevelCritical == 1) && waterLevel <= 2) && \result == 0) && \result == 1) && tmp == 0) || ((((((((((((splverifierCounter == 0 && pumpRunning == 0) && tmp___0 == 1) && \result == 1) && \result == 0) && methaneLevelCritical == 0) && 2 <= waterLevel) && tmp == 1) && 1 == systemActive) && waterLevel <= 2) && \result == 0) && \result == 0) && tmp == 0) [2021-10-28 09:06:52,470 INFO L141 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fe4238ad-77ec-4a81-8a22-ce679a1fc075/bin/uautomizer-UnR33cPsHg/witness.graphml [2021-10-28 09:06:52,470 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2021-10-28 09:06:52,472 INFO L168 Benchmark]: Toolchain (without parser) took 29562.89 ms. Allocated memory was 119.5 MB in the beginning and 427.8 MB in the end (delta: 308.3 MB). Free memory was 89.2 MB in the beginning and 320.3 MB in the end (delta: -231.1 MB). Peak memory consumption was 77.3 MB. Max. memory is 16.1 GB. [2021-10-28 09:06:52,473 INFO L168 Benchmark]: CDTParser took 0.28 ms. Allocated memory is still 119.5 MB. Free memory was 73.6 MB in the beginning and 73.6 MB in the end (delta: 55.8 kB). There was no memory consumed. Max. memory is 16.1 GB. [2021-10-28 09:06:52,474 INFO L168 Benchmark]: CACSL2BoogieTranslator took 577.15 ms. Allocated memory is still 119.5 MB. Free memory was 88.9 MB in the beginning and 85.8 MB in the end (delta: 3.2 MB). Peak memory consumption was 10.5 MB. Max. memory is 16.1 GB. [2021-10-28 09:06:52,474 INFO L168 Benchmark]: Boogie Procedure Inliner took 131.92 ms. Allocated memory is still 119.5 MB. Free memory was 85.8 MB in the beginning and 79.9 MB in the end (delta: 5.9 MB). Peak memory consumption was 6.3 MB. Max. memory is 16.1 GB. [2021-10-28 09:06:52,474 INFO L168 Benchmark]: Boogie Preprocessor took 144.13 ms. Allocated memory is still 119.5 MB. Free memory was 79.9 MB in the beginning and 75.7 MB in the end (delta: 4.2 MB). Peak memory consumption was 4.2 MB. Max. memory is 16.1 GB. [2021-10-28 09:06:52,475 INFO L168 Benchmark]: RCFGBuilder took 1610.52 ms. Allocated memory was 119.5 MB in the beginning and 144.7 MB in the end (delta: 25.2 MB). Free memory was 75.7 MB in the beginning and 74.6 MB in the end (delta: 1.1 MB). Peak memory consumption was 28.3 MB. Max. memory is 16.1 GB. [2021-10-28 09:06:52,476 INFO L168 Benchmark]: TraceAbstraction took 26802.57 ms. Allocated memory was 144.7 MB in the beginning and 427.8 MB in the end (delta: 283.1 MB). Free memory was 73.9 MB in the beginning and 341.3 MB in the end (delta: -267.3 MB). Peak memory consumption was 220.1 MB. Max. memory is 16.1 GB. [2021-10-28 09:06:52,476 INFO L168 Benchmark]: Witness Printer took 288.87 ms. Allocated memory is still 427.8 MB. Free memory was 341.3 MB in the beginning and 320.3 MB in the end (delta: 21.0 MB). Peak memory consumption was 21.0 MB. Max. memory is 16.1 GB. [2021-10-28 09:06:52,479 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.28 ms. Allocated memory is still 119.5 MB. Free memory was 73.6 MB in the beginning and 73.6 MB in the end (delta: 55.8 kB). There was no memory consumed. Max. memory is 16.1 GB. * CACSL2BoogieTranslator took 577.15 ms. Allocated memory is still 119.5 MB. Free memory was 88.9 MB in the beginning and 85.8 MB in the end (delta: 3.2 MB). Peak memory consumption was 10.5 MB. Max. memory is 16.1 GB. * Boogie Procedure Inliner took 131.92 ms. Allocated memory is still 119.5 MB. Free memory was 85.8 MB in the beginning and 79.9 MB in the end (delta: 5.9 MB). Peak memory consumption was 6.3 MB. Max. memory is 16.1 GB. * Boogie Preprocessor took 144.13 ms. Allocated memory is still 119.5 MB. Free memory was 79.9 MB in the beginning and 75.7 MB in the end (delta: 4.2 MB). Peak memory consumption was 4.2 MB. Max. memory is 16.1 GB. * RCFGBuilder took 1610.52 ms. Allocated memory was 119.5 MB in the beginning and 144.7 MB in the end (delta: 25.2 MB). Free memory was 75.7 MB in the beginning and 74.6 MB in the end (delta: 1.1 MB). Peak memory consumption was 28.3 MB. Max. memory is 16.1 GB. * TraceAbstraction took 26802.57 ms. Allocated memory was 144.7 MB in the beginning and 427.8 MB in the end (delta: 283.1 MB). Free memory was 73.9 MB in the beginning and 341.3 MB in the end (delta: -267.3 MB). Peak memory consumption was 220.1 MB. Max. memory is 16.1 GB. * Witness Printer took 288.87 ms. Allocated memory is still 427.8 MB. Free memory was 341.3 MB in the beginning and 320.3 MB in the end (delta: 21.0 MB). Peak memory consumption was 21.0 MB. Max. memory is 16.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: ErrorAutomatonStatistics NumberErrorTraces: 0, NumberStatementsAllTraces: 0, NumberRelevantStatements: 0, 0.0s ErrorAutomatonConstructionTimeTotal, 0.0s FaulLocalizationTime, NumberStatementsFirstTrace: -1, TraceLengthAvg: 0, 0.0s ErrorAutomatonConstructionTimeAvg, 0.0s ErrorAutomatonDifferenceTimeAvg, 0.0s ErrorAutomatonDifferenceTimeTotal, NumberOfNoEnhancement: 0, NumberOfFiniteEnhancement: 0, NumberOfInfiniteEnhancement: 0 - PositiveResult [Line: 54]: call to reach_error is unreachable For all program executions holds that call to reach_error is unreachable at this location - PositiveResult [Line: 54]: call to reach_error is unreachable For all program executions holds that call to reach_error is unreachable at this location - PositiveResult [Line: 54]: call to reach_error is unreachable For all program executions holds that call to reach_error is unreachable at this location - StatisticsResult: Ultimate Automizer benchmark data CFG has 1 procedures, 231 locations, 3 error locations. Started 1 CEGAR loops. OverallTime: 26.5s, OverallIterations: 17, TraceHistogramMax: 2, PathProgramHistogramMax: 1, EmptinessCheckTime: 0.0s, AutomataDifference: 3.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 19.6s, InitialAbstractionConstructionTime: 0.0s, PartialOrderReductionTime: 0.0s, HoareTripleCheckerStatistics: 2575 SDtfs, 3601 SDslu, 4365 SDs, 0 SdLazy, 658 SolverSat, 124 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 0.9s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 190 GetRequests, 99 SyntacticMatches, 0 SemanticMatches, 91 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 95 ImplicationChecksByTransitivity, 0.5s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=416occurred in iteration=9, InterpolantAutomatonStates: 109, 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, 17 MinimizatonAttempts, 2828 StatesRemovedByMinimization, 13 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 94 LocationsWithAnnotation, 94 PreInvPairs, 394 NumberOfFragments, 2189 HoareAnnotationTreeSize, 94 FomulaSimplifications, 130541781 FormulaSimplificationTreeSizeReduction, 6.3s HoareSimplificationTime, 94 FomulaSimplificationsInter, 16639161 FormulaSimplificationTreeSizeReductionInter, 13.2s HoareSimplificationTimeInter, RefinementEngineStatistics: TRACE_CHECK: 0.1s SsaConstructionTime, 0.7s SatisfiabilityAnalysisTime, 1.4s InterpolantComputationTime, 744 NumberOfCodeBlocks, 744 NumberOfCodeBlocksAsserted, 18 NumberOfCheckSat, 726 ConstructedInterpolants, 0 QuantifiedInterpolants, 1404 SizeOfPredicates, 3 NumberOfNonLiveVariables, 482 ConjunctsInSsa, 7 ConjunctsInUnsatCore, 18 InterpolantComputations, 16 PerfectInterpolantSequences, 94/106 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: 759]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 759]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 506]: Loop Invariant Derived loop invariant: ((((((splverifierCounter == 0 && waterLevel <= 1) && 1 == systemActive) && tmp == 0) && methaneLevelCritical == 1) && \result == 1) && pumpRunning == 1) || ((((((splverifierCounter == 0 && \result == 0) && methaneLevelCritical == 0) && waterLevel <= 1) && 1 == systemActive) && tmp == 0) && pumpRunning == 1) - InvariantResult [Line: 759]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 941]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 834]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 759]: Loop Invariant Derived loop invariant: ((((((splverifierCounter == 0 && waterLevel <= 1) && 1 == systemActive) && tmp == 0) && methaneLevelCritical == 1) && \result == 1) && pumpRunning == 1) || (((((((splverifierCounter == 0 && \result == 0) && methaneLevelCritical == 0) && waterLevel <= 1) && 1 == systemActive) && tmp == 0) && \result == 0) && pumpRunning == 1) - InvariantResult [Line: 628]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 1012]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 834]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 547]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 815]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 506]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 759]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 1]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 759]: Loop Invariant Derived loop invariant: (((((((((((splverifierCounter == 0 && pumpRunning == 0) && tmp___0 == 1) && \result == 1) && 2 <= waterLevel) && tmp == 1) && 1 == systemActive) && methaneLevelCritical == 1) && waterLevel <= 2) && \result == 0) && \result == 1) && tmp == 0) || ((((((((((((splverifierCounter == 0 && pumpRunning == 0) && tmp___0 == 1) && \result == 1) && \result == 0) && methaneLevelCritical == 0) && 2 <= waterLevel) && tmp == 1) && 1 == systemActive) && waterLevel <= 2) && \result == 0) && \result == 0) && tmp == 0) - InvariantResult [Line: 506]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 506]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 621]: Loop Invariant Derived loop invariant: ((((((((splverifierCounter == 0 && pumpRunning == 0) && 1 == systemActive) && methaneLevelCritical == 1) && waterLevel <= 2) || ((methaneLevelCritical == 0 && (((((splverifierCounter == 0 && 2 <= waterLevel) && 1 == systemActive) && tmp == 0) && pumpRunning == 1) || ((((splverifierCounter == 0 && 1 == systemActive) && tmp == 0) && waterLevel == 1) && pumpRunning == 1))) && waterLevel <= 2)) || (((((((splverifierCounter == 0 && 2 <= waterLevel) && 1 == systemActive) && tmp == 0) && pumpRunning == 1) || ((((splverifierCounter == 0 && 1 == systemActive) && tmp == 0) && waterLevel == 1) && pumpRunning == 1)) && methaneLevelCritical == 1) && waterLevel <= 2)) || (((((((tmp == 0 && splverifierCounter == 0) && methaneLevelCritical == 0) && tmp == 0) && 1 == systemActive) && tmp == 0) && waterLevel <= 2) && pumpRunning == 1)) || (((((((tmp == 0 && splverifierCounter == 0) && waterLevel <= 1) && tmp == 0) && 1 == systemActive) && tmp == 0) && methaneLevelCritical == 1) && pumpRunning == 1)) || ((((splverifierCounter == 0 && pumpRunning == 0) && methaneLevelCritical == 0) && 1 == systemActive) && waterLevel <= 2) - InvariantResult [Line: 1]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 547]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 506]: Loop Invariant Derived loop invariant: ((((((((((splverifierCounter == 0 && pumpRunning == 0) && \result == 0) && methaneLevelCritical == 0) && waterLevel <= 1) && 1 == systemActive) || (((((((((((((splverifierCounter == 0 && tmp___0 == 1) && \result == 1) && \result == 0) && methaneLevelCritical == 0) && 2 <= waterLevel) && tmp == 1) && 1 == systemActive) && tmp == 0) && waterLevel <= 2) && \result == 0) && \result == 0) && tmp == 0) && pumpRunning == 1)) || (((((((((tmp == 0 && splverifierCounter == 0) && \result == 0) && methaneLevelCritical == 0) && waterLevel <= 1) && tmp == 0) && 1 == systemActive) && tmp == 0) && \result == 0) && pumpRunning == 1)) || ((((((((((splverifierCounter == 0 && pumpRunning == 0) && tmp___0 == 1) && \result == 1) && tmp == 1) && 1 == systemActive) && methaneLevelCritical == 1) && waterLevel <= 2) && \result == 0) && \result == 1) && tmp == 0)) || ((((((((((((splverifierCounter == 0 && tmp___0 == 1) && \result == 1) && 2 <= waterLevel) && tmp == 1) && 1 == systemActive) && tmp == 0) && methaneLevelCritical == 1) && waterLevel <= 2) && \result == 0) && \result == 1) && tmp == 0) && pumpRunning == 1)) || ((((((((tmp == 0 && splverifierCounter == 0) && waterLevel <= 1) && tmp == 0) && 1 == systemActive) && tmp == 0) && methaneLevelCritical == 1) && \result == 1) && pumpRunning == 1)) || (((((splverifierCounter == 0 && pumpRunning == 0) && waterLevel <= 1) && 1 == systemActive) && methaneLevelCritical == 1) && \result == 1) - InvariantResult [Line: 770]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 759]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 815]: Loop Invariant Derived loop invariant: (((((((((((splverifierCounter == 0 && pumpRunning == 0) && tmp___0 == 1) && \result == 1) && methaneLevelCritical == 0) && 2 <= waterLevel) && 1 == systemActive) && waterLevel <= 2) && \result == 0) && tmp == 0) || (((((((((splverifierCounter == 0 && pumpRunning == 0) && tmp___0 == 1) && \result == 1) && 2 <= waterLevel) && 1 == systemActive) && methaneLevelCritical == 1) && waterLevel <= 2) && \result == 0) && tmp == 0)) || ((((((((!(\result == 0) && splverifierCounter == 0) && tmp___0 == 0) && pumpRunning == 0) && !(tmp == 0)) && waterLevel <= 1) && \result == 0) && 1 == systemActive) && methaneLevelCritical == 1)) || ((((((((!(\result == 0) && splverifierCounter == 0) && tmp___0 == 0) && pumpRunning == 0) && !(tmp == 0)) && methaneLevelCritical == 0) && waterLevel <= 1) && \result == 0) && 1 == systemActive) - InvariantResult [Line: 759]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 1002]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 815]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 770]: Loop Invariant Derived loop invariant: ((((((((((((((splverifierCounter == 0 && tmp___0 == 1) && \result == 1) && \result == 0) && methaneLevelCritical == 0) && tmp == 0) && 2 <= waterLevel) && tmp == 1) && 1 == systemActive) && tmp == 0) && waterLevel <= 2) && \result == 0) && \result == 0) && \result == 1) && tmp == 0) && pumpRunning == 1 - InvariantResult [Line: 561]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 628]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 1]: Loop Invariant Derived loop invariant: ((((((((((((((((((((splverifierCounter == 0 && tmp___0 == 1) && \result == 1) && \result == 0) && methaneLevelCritical == 0) && tmp == 0) && 2 <= waterLevel) && tmp == 1) && 1 == systemActive) && tmp == 0) && waterLevel <= 2) && \result == 0) && \result == 0) && tmp == 0) && pumpRunning == 1) || (((((((((((((splverifierCounter == 0 && tmp___0 == 1) && \result == 1) && 2 <= waterLevel) && tmp == 1) && 1 == systemActive) && tmp == 0) && methaneLevelCritical == 1) && waterLevel <= 2) && \result == 0) && \result == 1) && tmp == 0) && tmp == 1) && pumpRunning == 1)) || ((((((splverifierCounter == 0 && pumpRunning == 0) && waterLevel <= 1) && 1 == systemActive) && methaneLevelCritical == 1) && \result == 1) && tmp == 1)) || (((((((((((splverifierCounter == 0 && pumpRunning == 0) && tmp___0 == 1) && \result == 1) && tmp == 1) && 1 == systemActive) && methaneLevelCritical == 1) && waterLevel <= 2) && \result == 0) && \result == 1) && tmp == 0) && tmp == 1)) || ((((splverifierCounter == 0 && pumpRunning == 0) && methaneLevelCritical == 0) && 1 == systemActive) && waterLevel == 1)) || ((((((((((((tmp == 0 && \result <= 1) && splverifierCounter == 0) && \result == 0) && methaneLevelCritical == 0) && tmp == 0) && waterLevel <= 1) && tmp == 0) && 1 == systemActive) && tmp == 0) && \result == 0) && tmp___0 <= 1) && pumpRunning == 1)) || (((((((((tmp == 0 && splverifierCounter == 0) && waterLevel <= 1) && tmp == 0) && 1 == systemActive) && tmp == 0) && methaneLevelCritical == 1) && \result == 1) && tmp == 1) && pumpRunning == 1)) || ((((((((\result <= 1 && splverifierCounter == 0) && pumpRunning == 0) && \result == 0) && methaneLevelCritical == 0) && tmp == 0) && waterLevel <= 1) && 1 == systemActive) && tmp___0 <= 1) - InvariantResult [Line: 547]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 834]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 506]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 538]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 815]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 506]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 620]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 547]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 506]: Loop Invariant Derived loop invariant: (((((((((((splverifierCounter == 0 && pumpRunning == 0) && tmp___0 == 1) && \result == 1) && 2 <= waterLevel) && tmp == 1) && 1 == systemActive) && methaneLevelCritical == 1) && waterLevel <= 2) && \result == 0) && \result == 1) && tmp == 0) || (((((((((((splverifierCounter == 0 && pumpRunning == 0) && tmp___0 == 1) && \result == 1) && \result == 0) && methaneLevelCritical == 0) && 2 <= waterLevel) && tmp == 1) && 1 == systemActive) && waterLevel <= 2) && \result == 0) && tmp == 0) - InvariantResult [Line: 506]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 759]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 759]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 547]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 561]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 561]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 985]: Loop Invariant Derived loop invariant: ((pumpRunning == 0 && methaneLevelCritical == 0) && 1 == systemActive) && waterLevel == 1 - InvariantResult [Line: 506]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 815]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 506]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 506]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 883]: Loop Invariant Derived loop invariant: ((((((((((((splverifierCounter == 0 && pumpRunning == 0) && methaneLevelCritical == 0) && 2 <= waterLevel) && 1 == systemActive) && waterLevel <= 2) || ((((((splverifierCounter == 0 && pumpRunning == 0) && waterLevel <= 1) && 1 == systemActive) && methaneLevelCritical == 1) && \result == 1) && tmp == 1)) || (((((((splverifierCounter == 0 && pumpRunning == 0) && 2 <= waterLevel) && 1 == systemActive) && methaneLevelCritical == 1) && waterLevel <= 2) && \result == 1) && tmp == 1)) || ((((splverifierCounter == 0 && pumpRunning == 0) && methaneLevelCritical == 0) && 1 == systemActive) && waterLevel == 1)) || ((((((((((((tmp == 0 && \result <= 1) && splverifierCounter == 0) && \result == 0) && methaneLevelCritical == 0) && tmp == 0) && waterLevel <= 1) && tmp == 0) && 1 == systemActive) && tmp == 0) && \result == 0) && tmp___0 <= 1) && pumpRunning == 1)) || ((((((\result == 0 && methaneLevelCritical == 0) && tmp == 0) && 1 == systemActive) && ((((splverifierCounter == 0 && tmp == 0) && waterLevel == 1) && pumpRunning == 1) || (((splverifierCounter == 0 && 2 <= waterLevel) && tmp == 0) && pumpRunning == 1))) && waterLevel <= 2) && \result == 0)) || (((((((((tmp == 0 && splverifierCounter == 0) && tmp == 0) && 1 == systemActive) && tmp == 0) && methaneLevelCritical == 1) && waterLevel <= 2) && \result == 1) && tmp == 1) && pumpRunning == 1)) || ((((((((\result <= 1 && splverifierCounter == 0) && pumpRunning == 0) && \result == 0) && methaneLevelCritical == 0) && tmp == 0) && waterLevel <= 1) && 1 == systemActive) && tmp___0 <= 1)) || (((((1 == systemActive && ((((splverifierCounter == 0 && tmp == 0) && waterLevel == 1) && pumpRunning == 1) || (((splverifierCounter == 0 && 2 <= waterLevel) && tmp == 0) && pumpRunning == 1))) && methaneLevelCritical == 1) && waterLevel <= 2) && \result == 1) && tmp == 1) - InvariantResult [Line: 506]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 834]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 759]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 815]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 506]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 561]: Loop Invariant Derived loop invariant: ((((((((tmp == 0 && splverifierCounter == 0) && \result == 0) && methaneLevelCritical == 0) && waterLevel <= 1) && 1 == systemActive) && tmp == 0) && \result == 0) && pumpRunning == 1) || (((((((tmp == 0 && splverifierCounter == 0) && waterLevel <= 1) && 1 == systemActive) && tmp == 0) && methaneLevelCritical == 1) && \result == 1) && pumpRunning == 1) - InvariantResult [Line: 759]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 547]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 872]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 547]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 815]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 1]: Loop Invariant Derived loop invariant: ((pumpRunning == 0 && methaneLevelCritical == 0) && 1 == systemActive) && waterLevel == 1 - InvariantResult [Line: 506]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 834]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 599]: Loop Invariant Derived loop invariant: ((pumpRunning == 0 && methaneLevelCritical == 0) && 1 == systemActive) && waterLevel == 1 - InvariantResult [Line: 620]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 547]: Loop Invariant Derived loop invariant: ((((((((splverifierCounter == 0 && pumpRunning == 0) && 2 <= waterLevel) && 1 == systemActive) && methaneLevelCritical == 1) && waterLevel <= 2) && \result == 0) || (((((!(\result == 0) && splverifierCounter == 0) && pumpRunning == 0) && methaneLevelCritical == 0) && waterLevel <= 1) && 1 == systemActive)) || (((((!(\result == 0) && splverifierCounter == 0) && pumpRunning == 0) && waterLevel <= 1) && 1 == systemActive) && methaneLevelCritical == 1)) || ((((((splverifierCounter == 0 && pumpRunning == 0) && methaneLevelCritical == 0) && 2 <= waterLevel) && 1 == systemActive) && waterLevel <= 2) && \result == 0) - InvariantResult [Line: 759]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 561]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 538]: Loop Invariant Derived loop invariant: (((((((((((((((splverifierCounter == 0 && tmp___0 == 1) && \result == 1) && \result == 0) && methaneLevelCritical == 0) && tmp == 0) && 2 <= waterLevel) && tmp == 1) && 1 == systemActive) && tmp == 0) && waterLevel <= 2) && \result == 0) && \result == 0) && tmp == 0) && pumpRunning == 1) || (((((((((((tmp == 0 && \result <= 1) && splverifierCounter == 0) && \result == 0) && methaneLevelCritical == 0) && tmp == 0) && waterLevel <= 1) && tmp == 0) && 1 == systemActive) && tmp == 0) && \result == 0) && pumpRunning == 1)) || (((((((\result <= 1 && splverifierCounter == 0) && pumpRunning == 0) && \result == 0) && methaneLevelCritical == 0) && tmp == 0) && waterLevel <= 1) && 1 == systemActive) - InvariantResult [Line: 506]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 770]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 547]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 628]: Loop Invariant Derived loop invariant: ((((((((((((((((((splverifierCounter == 0 && tmp___0 == 1) && \result == 1) && \result == 0) && methaneLevelCritical == 0) && 2 <= waterLevel) && tmp == 1) && 1 == systemActive) && tmp == 0) && waterLevel <= 2) && \result == 0) && \result == 0) && tmp == 0) && pumpRunning == 1) || (((((((((tmp == 0 && splverifierCounter == 0) && \result == 0) && methaneLevelCritical == 0) && waterLevel <= 1) && tmp == 0) && 1 == systemActive) && tmp == 0) && \result == 0) && pumpRunning == 1)) || ((((((((((splverifierCounter == 0 && pumpRunning == 0) && tmp___0 == 1) && \result == 1) && tmp == 1) && 1 == systemActive) && methaneLevelCritical == 1) && waterLevel <= 2) && \result == 0) && \result == 1) && tmp == 0)) || ((((((((((((splverifierCounter == 0 && tmp___0 == 1) && \result == 1) && 2 <= waterLevel) && tmp == 1) && 1 == systemActive) && tmp == 0) && methaneLevelCritical == 1) && waterLevel <= 2) && \result == 0) && \result == 1) && tmp == 0) && pumpRunning == 1)) || ((((((((tmp == 0 && splverifierCounter == 0) && waterLevel <= 1) && tmp == 0) && 1 == systemActive) && tmp == 0) && methaneLevelCritical == 1) && \result == 1) && pumpRunning == 1)) || ((((splverifierCounter == 0 && pumpRunning == 0) && methaneLevelCritical == 0) && waterLevel <= 1) && 1 == systemActive)) || ((((splverifierCounter == 0 && pumpRunning == 0) && waterLevel <= 1) && 1 == systemActive) && methaneLevelCritical == 1) - InvariantResult [Line: 815]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 506]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 759]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 815]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 547]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 547]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 815]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 815]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 620]: Loop Invariant Derived loop invariant: ((((((splverifierCounter == 0 && pumpRunning == 0) && 1 == systemActive) && methaneLevelCritical == 1) && waterLevel <= 2) || (((((splverifierCounter == 0 && waterLevel <= 1) && 1 == systemActive) && tmp == 0) && methaneLevelCritical == 1) && pumpRunning == 1)) || ((((splverifierCounter == 0 && pumpRunning == 0) && methaneLevelCritical == 0) && 1 == systemActive) && waterLevel <= 2)) || (((((splverifierCounter == 0 && methaneLevelCritical == 0) && waterLevel <= 1) && 1 == systemActive) && tmp == 0) && pumpRunning == 1) - InvariantResult [Line: 759]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 834]: Loop Invariant Derived loop invariant: ((((((((tmp == 0 && splverifierCounter == 0) && \result == 0) && methaneLevelCritical == 0) && waterLevel <= 1) && 1 == systemActive) && tmp == 0) && \result == 0) && pumpRunning == 1) || (((((((tmp == 0 && splverifierCounter == 0) && waterLevel <= 1) && 1 == systemActive) && tmp == 0) && methaneLevelCritical == 1) && \result == 1) && pumpRunning == 1) - InvariantResult [Line: 815]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 547]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 538]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 893]: Loop Invariant Derived loop invariant: ((((((((splverifierCounter == 0 && pumpRunning == 0) && 1 == systemActive) && methaneLevelCritical == 1) && waterLevel <= 2) || ((methaneLevelCritical == 0 && (((((splverifierCounter == 0 && 2 <= waterLevel) && 1 == systemActive) && tmp == 0) && pumpRunning == 1) || ((((splverifierCounter == 0 && 1 == systemActive) && tmp == 0) && waterLevel == 1) && pumpRunning == 1))) && waterLevel <= 2)) || (((((((splverifierCounter == 0 && 2 <= waterLevel) && 1 == systemActive) && tmp == 0) && pumpRunning == 1) || ((((splverifierCounter == 0 && 1 == systemActive) && tmp == 0) && waterLevel == 1) && pumpRunning == 1)) && methaneLevelCritical == 1) && waterLevel <= 2)) || (((((((tmp == 0 && splverifierCounter == 0) && methaneLevelCritical == 0) && tmp == 0) && 1 == systemActive) && tmp == 0) && waterLevel <= 2) && pumpRunning == 1)) || (((((((tmp == 0 && splverifierCounter == 0) && waterLevel <= 1) && tmp == 0) && 1 == systemActive) && tmp == 0) && methaneLevelCritical == 1) && pumpRunning == 1)) || ((((splverifierCounter == 0 && pumpRunning == 0) && methaneLevelCritical == 0) && 1 == systemActive) && waterLevel <= 2) - InvariantResult [Line: 561]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 506]: Loop Invariant Derived loop invariant: 0 RESULT: Ultimate proved your program to be correct! [2021-10-28 09:06:52,585 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fe4238ad-77ec-4a81-8a22-ce679a1fc075/bin/uautomizer-UnR33cPsHg/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Forceful destruction successful, exit code 0 Received shutdown request...