./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/product-lines/minepump_spec3_product58.cil.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version e943c265 Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ad4d672a-4a25-49b8-8e78-f01aec83d196/bin/uautomizer-j4sWxH34Be/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ad4d672a-4a25-49b8-8e78-f01aec83d196/bin/uautomizer-j4sWxH34Be/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ad4d672a-4a25-49b8-8e78-f01aec83d196/bin/uautomizer-j4sWxH34Be/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ad4d672a-4a25-49b8-8e78-f01aec83d196/bin/uautomizer-j4sWxH34Be/config/AutomizerReach.xml -i ../../sv-benchmarks/c/product-lines/minepump_spec3_product58.cil.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ad4d672a-4a25-49b8-8e78-f01aec83d196/bin/uautomizer-j4sWxH34Be/config/svcomp-Reach-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ad4d672a-4a25-49b8-8e78-f01aec83d196/bin/uautomizer-j4sWxH34Be --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 ae631a30e0cfb00652c35b082fd4038988aa5f3b2e1b026ceeb94d0624c45642 .......................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... Execution finished normally Writing output log to file Ultimate.log Result: TRUE --- Real Ultimate output --- This is Ultimate 0.2.1-dev-e943c26 [2021-10-21 19:54:53,168 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-10-21 19:54:53,171 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-10-21 19:54:53,223 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-10-21 19:54:53,224 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-10-21 19:54:53,229 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-10-21 19:54:53,230 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-10-21 19:54:53,234 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-10-21 19:54:53,237 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-10-21 19:54:53,243 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-10-21 19:54:53,244 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-10-21 19:54:53,246 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-10-21 19:54:53,247 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-10-21 19:54:53,250 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-10-21 19:54:53,252 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-10-21 19:54:53,257 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-10-21 19:54:53,259 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-10-21 19:54:53,260 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-10-21 19:54:53,262 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-10-21 19:54:53,270 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-10-21 19:54:53,272 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-10-21 19:54:53,274 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-10-21 19:54:53,277 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-10-21 19:54:53,278 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-10-21 19:54:53,288 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-10-21 19:54:53,288 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-10-21 19:54:53,289 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-10-21 19:54:53,291 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-10-21 19:54:53,292 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-10-21 19:54:53,293 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-10-21 19:54:53,294 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-10-21 19:54:53,295 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-10-21 19:54:53,297 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-10-21 19:54:53,298 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-10-21 19:54:53,300 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-10-21 19:54:53,300 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-10-21 19:54:53,301 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-10-21 19:54:53,301 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-10-21 19:54:53,301 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-10-21 19:54:53,302 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-10-21 19:54:53,303 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-10-21 19:54:53,304 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ad4d672a-4a25-49b8-8e78-f01aec83d196/bin/uautomizer-j4sWxH34Be/config/svcomp-Reach-32bit-Automizer_Default.epf [2021-10-21 19:54:53,345 INFO L113 SettingsManager]: Loading preferences was successful [2021-10-21 19:54:53,345 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-10-21 19:54:53,346 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2021-10-21 19:54:53,346 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2021-10-21 19:54:53,348 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-10-21 19:54:53,349 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-10-21 19:54:53,349 INFO L138 SettingsManager]: * Use SBE=true [2021-10-21 19:54:53,349 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-10-21 19:54:53,350 INFO L138 SettingsManager]: * sizeof long=4 [2021-10-21 19:54:53,350 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-10-21 19:54:53,351 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-10-21 19:54:53,351 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-10-21 19:54:53,352 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-10-21 19:54:53,352 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-10-21 19:54:53,352 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-10-21 19:54:53,352 INFO L138 SettingsManager]: * sizeof long double=12 [2021-10-21 19:54:53,352 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-10-21 19:54:53,353 INFO L138 SettingsManager]: * Use constant arrays=true [2021-10-21 19:54:53,353 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-10-21 19:54:53,353 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-10-21 19:54:53,353 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-10-21 19:54:53,354 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-10-21 19:54:53,354 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-10-21 19:54:53,354 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-10-21 19:54:53,354 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-10-21 19:54:53,355 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-10-21 19:54:53,355 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2021-10-21 19:54:53,355 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-10-21 19:54:53,355 INFO L138 SettingsManager]: * Large block encoding in concurrent analysis=OFF [2021-10-21 19:54:53,357 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2021-10-21 19:54:53,357 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-10-21 19:54:53,357 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-10-21 19:54:53,358 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_ad4d672a-4a25-49b8-8e78-f01aec83d196/bin/uautomizer-j4sWxH34Be/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ad4d672a-4a25-49b8-8e78-f01aec83d196/bin/uautomizer-j4sWxH34Be Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> ae631a30e0cfb00652c35b082fd4038988aa5f3b2e1b026ceeb94d0624c45642 [2021-10-21 19:54:53,711 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-10-21 19:54:53,771 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-10-21 19:54:53,775 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-10-21 19:54:53,777 INFO L271 PluginConnector]: Initializing CDTParser... [2021-10-21 19:54:53,777 INFO L275 PluginConnector]: CDTParser initialized [2021-10-21 19:54:53,779 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ad4d672a-4a25-49b8-8e78-f01aec83d196/bin/uautomizer-j4sWxH34Be/../../sv-benchmarks/c/product-lines/minepump_spec3_product58.cil.c [2021-10-21 19:54:53,904 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ad4d672a-4a25-49b8-8e78-f01aec83d196/bin/uautomizer-j4sWxH34Be/data/175ac9e9b/28991dd2eaf748b0b33b553677d49ab9/FLAGcec3ab76d [2021-10-21 19:54:54,567 INFO L306 CDTParser]: Found 1 translation units. [2021-10-21 19:54:54,568 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ad4d672a-4a25-49b8-8e78-f01aec83d196/sv-benchmarks/c/product-lines/minepump_spec3_product58.cil.c [2021-10-21 19:54:54,590 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ad4d672a-4a25-49b8-8e78-f01aec83d196/bin/uautomizer-j4sWxH34Be/data/175ac9e9b/28991dd2eaf748b0b33b553677d49ab9/FLAGcec3ab76d [2021-10-21 19:54:54,816 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ad4d672a-4a25-49b8-8e78-f01aec83d196/bin/uautomizer-j4sWxH34Be/data/175ac9e9b/28991dd2eaf748b0b33b553677d49ab9 [2021-10-21 19:54:54,819 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-10-21 19:54:54,820 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-10-21 19:54:54,822 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-10-21 19:54:54,823 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-10-21 19:54:54,835 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-10-21 19:54:54,836 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.10 07:54:54" (1/1) ... [2021-10-21 19:54:54,837 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@75935d26 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.10 07:54:54, skipping insertion in model container [2021-10-21 19:54:54,837 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.10 07:54:54" (1/1) ... [2021-10-21 19:54:54,844 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-10-21 19:54:54,905 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-10-21 19:54:55,267 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_ad4d672a-4a25-49b8-8e78-f01aec83d196/sv-benchmarks/c/product-lines/minepump_spec3_product58.cil.c[13037,13050] [2021-10-21 19:54:55,317 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-10-21 19:54:55,329 INFO L203 MainTranslator]: Completed pre-run [2021-10-21 19:54:55,392 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_ad4d672a-4a25-49b8-8e78-f01aec83d196/sv-benchmarks/c/product-lines/minepump_spec3_product58.cil.c[13037,13050] [2021-10-21 19:54:55,420 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-10-21 19:54:55,476 INFO L208 MainTranslator]: Completed translation [2021-10-21 19:54:55,477 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.10 07:54:55 WrapperNode [2021-10-21 19:54:55,477 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-10-21 19:54:55,479 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-10-21 19:54:55,479 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-10-21 19:54:55,479 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-10-21 19:54:55,494 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.10 07:54:55" (1/1) ... [2021-10-21 19:54:55,526 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.10 07:54:55" (1/1) ... [2021-10-21 19:54:55,610 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-10-21 19:54:55,611 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-10-21 19:54:55,611 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-10-21 19:54:55,615 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-10-21 19:54:55,626 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.10 07:54:55" (1/1) ... [2021-10-21 19:54:55,626 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.10 07:54:55" (1/1) ... [2021-10-21 19:54:55,641 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.10 07:54:55" (1/1) ... [2021-10-21 19:54:55,641 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.10 07:54:55" (1/1) ... [2021-10-21 19:54:55,666 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.10 07:54:55" (1/1) ... [2021-10-21 19:54:55,690 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.10 07:54:55" (1/1) ... [2021-10-21 19:54:55,702 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.10 07:54:55" (1/1) ... [2021-10-21 19:54:55,708 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-10-21 19:54:55,709 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-10-21 19:54:55,709 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-10-21 19:54:55,709 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-10-21 19:54:55,722 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.10 07:54:55" (1/1) ... [2021-10-21 19:54:55,738 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-10-21 19:54:55,751 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ad4d672a-4a25-49b8-8e78-f01aec83d196/bin/uautomizer-j4sWxH34Be/z3 [2021-10-21 19:54:55,770 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ad4d672a-4a25-49b8-8e78-f01aec83d196/bin/uautomizer-j4sWxH34Be/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2021-10-21 19:54:55,800 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ad4d672a-4a25-49b8-8e78-f01aec83d196/bin/uautomizer-j4sWxH34Be/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2021-10-21 19:54:55,831 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-10-21 19:54:55,832 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-10-21 19:54:55,832 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-10-21 19:54:55,833 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-10-21 19:54:56,915 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-10-21 19:54:56,916 INFO L299 CfgBuilder]: Removed 200 assume(true) statements. [2021-10-21 19:54:56,918 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.10 07:54:56 BoogieIcfgContainer [2021-10-21 19:54:56,918 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-10-21 19:54:56,920 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2021-10-21 19:54:56,921 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2021-10-21 19:54:56,924 INFO L275 PluginConnector]: TraceAbstraction initialized [2021-10-21 19:54:56,925 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 21.10 07:54:54" (1/3) ... [2021-10-21 19:54:56,926 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@50fa45c5 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 21.10 07:54:56, skipping insertion in model container [2021-10-21 19:54:56,926 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.10 07:54:55" (2/3) ... [2021-10-21 19:54:56,927 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@50fa45c5 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 21.10 07:54:56, skipping insertion in model container [2021-10-21 19:54:56,927 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.10 07:54:56" (3/3) ... [2021-10-21 19:54:56,928 INFO L111 eAbstractionObserver]: Analyzing ICFG minepump_spec3_product58.cil.c [2021-10-21 19:54:56,935 INFO L204 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2021-10-21 19:54:56,935 INFO L163 ceAbstractionStarter]: Applying trace abstraction to program that has 3 error locations. [2021-10-21 19:54:57,008 INFO L338 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2021-10-21 19:54:57,019 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 [2021-10-21 19:54:57,020 INFO L340 AbstractCegarLoop]: Starting to check reachability of 3 error locations. [2021-10-21 19:54:57,049 INFO L276 IsEmpty]: Start isEmpty. Operand has 141 states, 137 states have (on average 1.532846715328467) internal successors, (210), 140 states have internal predecessors, (210), 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) [2021-10-21 19:54:57,057 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-10-21 19:54:57,057 INFO L504 BasicCegarLoop]: Found error trace [2021-10-21 19:54:57,058 INFO L512 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-10-21 19:54:57,058 INFO L402 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION] === [2021-10-21 19:54:57,066 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-21 19:54:57,066 INFO L82 PathProgramCache]: Analyzing trace with hash -1179839814, now seen corresponding path program 1 times [2021-10-21 19:54:57,079 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-21 19:54:57,080 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [25024471] [2021-10-21 19:54:57,080 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-21 19:54:57,081 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-21 19:54:57,273 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-21 19:54:57,439 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-21 19:54:57,440 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-10-21 19:54:57,440 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [25024471] [2021-10-21 19:54:57,441 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [25024471] provided 1 perfect and 0 imperfect interpolant sequences [2021-10-21 19:54:57,442 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-10-21 19:54:57,442 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2021-10-21 19:54:57,453 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2056534608] [2021-10-21 19:54:57,469 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2021-10-21 19:54:57,469 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-10-21 19:54:57,483 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2021-10-21 19:54:57,485 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2021-10-21 19:54:57,492 INFO L87 Difference]: Start difference. First operand has 141 states, 137 states have (on average 1.532846715328467) internal successors, (210), 140 states have internal predecessors, (210), 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) [2021-10-21 19:54:57,558 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-21 19:54:57,560 INFO L93 Difference]: Finished difference Result 276 states and 413 transitions. [2021-10-21 19:54:57,561 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-10-21 19:54:57,562 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 [2021-10-21 19:54:57,563 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-21 19:54:57,579 INFO L225 Difference]: With dead ends: 276 [2021-10-21 19:54:57,579 INFO L226 Difference]: Without dead ends: 137 [2021-10-21 19:54:57,584 INFO L781 BasicCegarLoop]: 0 DeclaredPredicates, 2 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0ms TimeCoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2021-10-21 19:54:57,604 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 137 states. [2021-10-21 19:54:57,655 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 137 to 137. [2021-10-21 19:54:57,657 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 137 states, 134 states have (on average 1.4776119402985075) internal successors, (198), 136 states have internal predecessors, (198), 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) [2021-10-21 19:54:57,658 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 137 states to 137 states and 198 transitions. [2021-10-21 19:54:57,660 INFO L78 Accepts]: Start accepts. Automaton has 137 states and 198 transitions. Word has length 18 [2021-10-21 19:54:57,660 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-21 19:54:57,661 INFO L470 AbstractCegarLoop]: Abstraction has 137 states and 198 transitions. [2021-10-21 19:54:57,661 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) [2021-10-21 19:54:57,661 INFO L276 IsEmpty]: Start isEmpty. Operand 137 states and 198 transitions. [2021-10-21 19:54:57,662 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2021-10-21 19:54:57,663 INFO L504 BasicCegarLoop]: Found error trace [2021-10-21 19:54:57,663 INFO L512 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-10-21 19:54:57,663 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2021-10-21 19:54:57,664 INFO L402 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION] === [2021-10-21 19:54:57,665 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-21 19:54:57,666 INFO L82 PathProgramCache]: Analyzing trace with hash -2090870567, now seen corresponding path program 1 times [2021-10-21 19:54:57,666 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-21 19:54:57,666 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2140974985] [2021-10-21 19:54:57,666 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-21 19:54:57,667 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-21 19:54:57,770 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-21 19:54:57,873 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-21 19:54:57,874 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-10-21 19:54:57,874 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2140974985] [2021-10-21 19:54:57,875 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2140974985] provided 1 perfect and 0 imperfect interpolant sequences [2021-10-21 19:54:57,875 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-10-21 19:54:57,875 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-10-21 19:54:57,875 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1688780752] [2021-10-21 19:54:57,877 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2021-10-21 19:54:57,877 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-10-21 19:54:57,879 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-10-21 19:54:57,879 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-10-21 19:54:57,879 INFO L87 Difference]: Start difference. First operand 137 states and 198 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) [2021-10-21 19:54:57,917 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-21 19:54:57,918 INFO L93 Difference]: Finished difference Result 137 states and 198 transitions. [2021-10-21 19:54:57,922 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-10-21 19:54:57,922 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 [2021-10-21 19:54:57,923 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-21 19:54:57,923 INFO L225 Difference]: With dead ends: 137 [2021-10-21 19:54:57,924 INFO L226 Difference]: Without dead ends: 55 [2021-10-21 19:54:57,925 INFO L781 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 5.3ms TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-10-21 19:54:57,925 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 55 states. [2021-10-21 19:54:57,930 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 55 to 55. [2021-10-21 19:54:57,930 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 55 states, 54 states have (on average 1.462962962962963) internal successors, (79), 54 states have internal predecessors, (79), 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) [2021-10-21 19:54:57,931 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 55 states to 55 states and 79 transitions. [2021-10-21 19:54:57,931 INFO L78 Accepts]: Start accepts. Automaton has 55 states and 79 transitions. Word has length 19 [2021-10-21 19:54:57,931 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-21 19:54:57,931 INFO L470 AbstractCegarLoop]: Abstraction has 55 states and 79 transitions. [2021-10-21 19:54:57,932 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) [2021-10-21 19:54:57,932 INFO L276 IsEmpty]: Start isEmpty. Operand 55 states and 79 transitions. [2021-10-21 19:54:57,933 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2021-10-21 19:54:57,933 INFO L504 BasicCegarLoop]: Found error trace [2021-10-21 19:54:57,933 INFO L512 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-10-21 19:54:57,934 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2021-10-21 19:54:57,934 INFO L402 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION] === [2021-10-21 19:54:57,935 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-21 19:54:57,935 INFO L82 PathProgramCache]: Analyzing trace with hash -917137565, now seen corresponding path program 1 times [2021-10-21 19:54:57,935 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-21 19:54:57,935 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [664946954] [2021-10-21 19:54:57,936 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-21 19:54:57,936 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-21 19:54:57,968 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-21 19:54:58,072 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-21 19:54:58,073 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-10-21 19:54:58,073 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [664946954] [2021-10-21 19:54:58,073 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [664946954] provided 1 perfect and 0 imperfect interpolant sequences [2021-10-21 19:54:58,074 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-10-21 19:54:58,074 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2021-10-21 19:54:58,074 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [247432143] [2021-10-21 19:54:58,075 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2021-10-21 19:54:58,075 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-10-21 19:54:58,076 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2021-10-21 19:54:58,076 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2021-10-21 19:54:58,076 INFO L87 Difference]: Start difference. First operand 55 states and 79 transitions. Second operand has 5 states, 5 states have (on average 4.8) internal successors, (24), 5 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) [2021-10-21 19:54:58,116 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-21 19:54:58,117 INFO L93 Difference]: Finished difference Result 104 states and 152 transitions. [2021-10-21 19:54:58,117 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-10-21 19:54:58,118 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 4.8) internal successors, (24), 5 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 [2021-10-21 19:54:58,118 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-21 19:54:58,119 INFO L225 Difference]: With dead ends: 104 [2021-10-21 19:54:58,119 INFO L226 Difference]: Without dead ends: 55 [2021-10-21 19:54:58,120 INFO L781 BasicCegarLoop]: 0 DeclaredPredicates, 9 GetRequests, 4 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 23.7ms TimeCoverageRelationStatistics Valid=17, Invalid=25, Unknown=0, NotChecked=0, Total=42 [2021-10-21 19:54:58,120 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 55 states. [2021-10-21 19:54:58,125 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 55 to 55. [2021-10-21 19:54:58,126 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 55 states, 54 states have (on average 1.4444444444444444) internal successors, (78), 54 states have internal predecessors, (78), 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) [2021-10-21 19:54:58,127 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 55 states to 55 states and 78 transitions. [2021-10-21 19:54:58,127 INFO L78 Accepts]: Start accepts. Automaton has 55 states and 78 transitions. Word has length 24 [2021-10-21 19:54:58,129 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-21 19:54:58,130 INFO L470 AbstractCegarLoop]: Abstraction has 55 states and 78 transitions. [2021-10-21 19:54:58,130 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 4.8) internal successors, (24), 5 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) [2021-10-21 19:54:58,130 INFO L276 IsEmpty]: Start isEmpty. Operand 55 states and 78 transitions. [2021-10-21 19:54:58,131 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2021-10-21 19:54:58,137 INFO L504 BasicCegarLoop]: Found error trace [2021-10-21 19:54:58,138 INFO L512 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-10-21 19:54:58,138 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2021-10-21 19:54:58,138 INFO L402 AbstractCegarLoop]: === Iteration 4 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION] === [2021-10-21 19:54:58,139 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-21 19:54:58,139 INFO L82 PathProgramCache]: Analyzing trace with hash -1642774406, now seen corresponding path program 1 times [2021-10-21 19:54:58,139 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-21 19:54:58,140 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [543576375] [2021-10-21 19:54:58,140 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-21 19:54:58,140 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-21 19:54:58,166 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-21 19:54:58,198 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-21 19:54:58,199 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-10-21 19:54:58,199 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [543576375] [2021-10-21 19:54:58,199 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [543576375] provided 1 perfect and 0 imperfect interpolant sequences [2021-10-21 19:54:58,200 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-10-21 19:54:58,200 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2021-10-21 19:54:58,200 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1075154629] [2021-10-21 19:54:58,201 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2021-10-21 19:54:58,201 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-10-21 19:54:58,202 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-10-21 19:54:58,202 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-10-21 19:54:58,202 INFO L87 Difference]: Start difference. First operand 55 states and 78 transitions. Second operand has 3 states, 3 states have (on average 8.666666666666666) internal successors, (26), 2 states have internal predecessors, (26), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-21 19:54:58,231 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-21 19:54:58,231 INFO L93 Difference]: Finished difference Result 127 states and 183 transitions. [2021-10-21 19:54:58,231 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-10-21 19:54:58,232 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 8.666666666666666) internal successors, (26), 2 states have internal predecessors, (26), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 26 [2021-10-21 19:54:58,232 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-21 19:54:58,233 INFO L225 Difference]: With dead ends: 127 [2021-10-21 19:54:58,233 INFO L226 Difference]: Without dead ends: 78 [2021-10-21 19:54:58,234 INFO L781 BasicCegarLoop]: 0 DeclaredPredicates, 2 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 2.4ms TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-10-21 19:54:58,234 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 78 states. [2021-10-21 19:54:58,243 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 78 to 76. [2021-10-21 19:54:58,243 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 76 states, 75 states have (on average 1.4266666666666667) internal successors, (107), 75 states have internal predecessors, (107), 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) [2021-10-21 19:54:58,244 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 76 states to 76 states and 107 transitions. [2021-10-21 19:54:58,244 INFO L78 Accepts]: Start accepts. Automaton has 76 states and 107 transitions. Word has length 26 [2021-10-21 19:54:58,245 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-21 19:54:58,245 INFO L470 AbstractCegarLoop]: Abstraction has 76 states and 107 transitions. [2021-10-21 19:54:58,245 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 8.666666666666666) internal successors, (26), 2 states have internal predecessors, (26), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-21 19:54:58,245 INFO L276 IsEmpty]: Start isEmpty. Operand 76 states and 107 transitions. [2021-10-21 19:54:58,247 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2021-10-21 19:54:58,247 INFO L504 BasicCegarLoop]: Found error trace [2021-10-21 19:54:58,247 INFO L512 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-10-21 19:54:58,247 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2021-10-21 19:54:58,248 INFO L402 AbstractCegarLoop]: === Iteration 5 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION] === [2021-10-21 19:54:58,248 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-21 19:54:58,249 INFO L82 PathProgramCache]: Analyzing trace with hash -1904097010, now seen corresponding path program 1 times [2021-10-21 19:54:58,249 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-21 19:54:58,249 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1201564767] [2021-10-21 19:54:58,249 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-21 19:54:58,250 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-21 19:54:58,273 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-21 19:54:58,319 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-21 19:54:58,320 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-10-21 19:54:58,320 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1201564767] [2021-10-21 19:54:58,320 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1201564767] provided 1 perfect and 0 imperfect interpolant sequences [2021-10-21 19:54:58,321 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-10-21 19:54:58,321 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2021-10-21 19:54:58,321 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2011480450] [2021-10-21 19:54:58,322 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2021-10-21 19:54:58,322 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-10-21 19:54:58,322 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2021-10-21 19:54:58,323 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2021-10-21 19:54:58,323 INFO L87 Difference]: Start difference. First operand 76 states and 107 transitions. Second operand has 5 states, 5 states have (on average 6.4) internal successors, (32), 4 states have internal predecessors, (32), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-21 19:54:58,433 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-21 19:54:58,434 INFO L93 Difference]: Finished difference Result 381 states and 553 transitions. [2021-10-21 19:54:58,434 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-10-21 19:54:58,435 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 6.4) internal successors, (32), 4 states have internal predecessors, (32), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 32 [2021-10-21 19:54:58,435 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-21 19:54:58,438 INFO L225 Difference]: With dead ends: 381 [2021-10-21 19:54:58,438 INFO L226 Difference]: Without dead ends: 311 [2021-10-21 19:54:58,440 INFO L781 BasicCegarLoop]: 0 DeclaredPredicates, 7 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2 ImplicationChecksByTransitivity, 26.8ms TimeCoverageRelationStatistics Valid=22, Invalid=34, Unknown=0, NotChecked=0, Total=56 [2021-10-21 19:54:58,441 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 311 states. [2021-10-21 19:54:58,485 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 311 to 123. [2021-10-21 19:54:58,486 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 123 states, 122 states have (on average 1.3934426229508197) internal successors, (170), 122 states have internal predecessors, (170), 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) [2021-10-21 19:54:58,487 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 123 states to 123 states and 170 transitions. [2021-10-21 19:54:58,487 INFO L78 Accepts]: Start accepts. Automaton has 123 states and 170 transitions. Word has length 32 [2021-10-21 19:54:58,488 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-21 19:54:58,488 INFO L470 AbstractCegarLoop]: Abstraction has 123 states and 170 transitions. [2021-10-21 19:54:58,488 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 6.4) internal successors, (32), 4 states have internal predecessors, (32), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-21 19:54:58,489 INFO L276 IsEmpty]: Start isEmpty. Operand 123 states and 170 transitions. [2021-10-21 19:54:58,490 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 34 [2021-10-21 19:54:58,490 INFO L504 BasicCegarLoop]: Found error trace [2021-10-21 19:54:58,490 INFO L512 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-10-21 19:54:58,491 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2021-10-21 19:54:58,491 INFO L402 AbstractCegarLoop]: === Iteration 6 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION] === [2021-10-21 19:54:58,492 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-21 19:54:58,492 INFO L82 PathProgramCache]: Analyzing trace with hash 1319823756, now seen corresponding path program 1 times [2021-10-21 19:54:58,492 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-21 19:54:58,493 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [393875110] [2021-10-21 19:54:58,493 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-21 19:54:58,493 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-21 19:54:58,528 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-21 19:54:58,604 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-21 19:54:58,604 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-10-21 19:54:58,604 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [393875110] [2021-10-21 19:54:58,605 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [393875110] provided 1 perfect and 0 imperfect interpolant sequences [2021-10-21 19:54:58,606 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-10-21 19:54:58,606 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-10-21 19:54:58,607 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1499440224] [2021-10-21 19:54:58,609 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2021-10-21 19:54:58,612 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-10-21 19:54:58,613 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2021-10-21 19:54:58,613 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2021-10-21 19:54:58,614 INFO L87 Difference]: Start difference. First operand 123 states and 170 transitions. Second operand has 4 states, 4 states have (on average 8.25) internal successors, (33), 3 states have internal predecessors, (33), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-21 19:54:58,759 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-21 19:54:58,760 INFO L93 Difference]: Finished difference Result 254 states and 358 transitions. [2021-10-21 19:54:58,760 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-10-21 19:54:58,760 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 8.25) internal successors, (33), 3 states have internal predecessors, (33), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 33 [2021-10-21 19:54:58,761 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-21 19:54:58,769 INFO L225 Difference]: With dead ends: 254 [2021-10-21 19:54:58,769 INFO L226 Difference]: Without dead ends: 184 [2021-10-21 19:54:58,770 INFO L781 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 6.7ms TimeCoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2021-10-21 19:54:58,771 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 184 states. [2021-10-21 19:54:58,808 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 184 to 181. [2021-10-21 19:54:58,809 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 181 states, 180 states have (on average 1.3944444444444444) internal successors, (251), 180 states have internal predecessors, (251), 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) [2021-10-21 19:54:58,810 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 181 states to 181 states and 251 transitions. [2021-10-21 19:54:58,810 INFO L78 Accepts]: Start accepts. Automaton has 181 states and 251 transitions. Word has length 33 [2021-10-21 19:54:58,810 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-21 19:54:58,810 INFO L470 AbstractCegarLoop]: Abstraction has 181 states and 251 transitions. [2021-10-21 19:54:58,811 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 8.25) internal successors, (33), 3 states have internal predecessors, (33), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-21 19:54:58,811 INFO L276 IsEmpty]: Start isEmpty. Operand 181 states and 251 transitions. [2021-10-21 19:54:58,812 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 34 [2021-10-21 19:54:58,812 INFO L504 BasicCegarLoop]: Found error trace [2021-10-21 19:54:58,813 INFO L512 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-10-21 19:54:58,813 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5 [2021-10-21 19:54:58,813 INFO L402 AbstractCegarLoop]: === Iteration 7 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION] === [2021-10-21 19:54:58,814 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-21 19:54:58,814 INFO L82 PathProgramCache]: Analyzing trace with hash 308706506, now seen corresponding path program 1 times [2021-10-21 19:54:58,814 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-21 19:54:58,814 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1793056465] [2021-10-21 19:54:58,814 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-21 19:54:58,815 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-21 19:54:58,849 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-21 19:54:58,902 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-21 19:54:58,903 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-10-21 19:54:58,903 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1793056465] [2021-10-21 19:54:58,904 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1793056465] provided 1 perfect and 0 imperfect interpolant sequences [2021-10-21 19:54:58,904 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-10-21 19:54:58,904 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2021-10-21 19:54:58,905 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1795890084] [2021-10-21 19:54:58,905 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2021-10-21 19:54:58,906 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-10-21 19:54:58,907 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2021-10-21 19:54:58,907 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2021-10-21 19:54:58,907 INFO L87 Difference]: Start difference. First operand 181 states and 251 transitions. Second operand has 4 states, 4 states have (on average 8.25) internal successors, (33), 4 states have internal predecessors, (33), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-21 19:54:58,967 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-21 19:54:58,967 INFO L93 Difference]: Finished difference Result 505 states and 712 transitions. [2021-10-21 19:54:58,967 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-10-21 19:54:58,968 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 8.25) internal successors, (33), 4 states have internal predecessors, (33), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 33 [2021-10-21 19:54:58,968 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-21 19:54:58,970 INFO L225 Difference]: With dead ends: 505 [2021-10-21 19:54:58,971 INFO L226 Difference]: Without dead ends: 376 [2021-10-21 19:54:58,971 INFO L781 BasicCegarLoop]: 0 DeclaredPredicates, 6 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 10.6ms TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2021-10-21 19:54:58,972 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 376 states. [2021-10-21 19:54:58,987 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 376 to 181. [2021-10-21 19:54:58,988 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 181 states, 180 states have (on average 1.3833333333333333) internal successors, (249), 180 states have internal predecessors, (249), 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) [2021-10-21 19:54:58,989 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 181 states to 181 states and 249 transitions. [2021-10-21 19:54:58,989 INFO L78 Accepts]: Start accepts. Automaton has 181 states and 249 transitions. Word has length 33 [2021-10-21 19:54:58,989 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-21 19:54:58,989 INFO L470 AbstractCegarLoop]: Abstraction has 181 states and 249 transitions. [2021-10-21 19:54:58,990 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 8.25) internal successors, (33), 4 states have internal predecessors, (33), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-21 19:54:58,990 INFO L276 IsEmpty]: Start isEmpty. Operand 181 states and 249 transitions. [2021-10-21 19:54:58,991 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 34 [2021-10-21 19:54:58,991 INFO L504 BasicCegarLoop]: Found error trace [2021-10-21 19:54:58,991 INFO L512 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-10-21 19:54:58,992 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6 [2021-10-21 19:54:58,992 INFO L402 AbstractCegarLoop]: === Iteration 8 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION] === [2021-10-21 19:54:58,992 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-21 19:54:58,993 INFO L82 PathProgramCache]: Analyzing trace with hash 566871944, now seen corresponding path program 1 times [2021-10-21 19:54:58,993 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-21 19:54:58,993 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1970253495] [2021-10-21 19:54:58,993 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-21 19:54:58,994 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-21 19:54:59,010 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-21 19:54:59,060 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-21 19:54:59,060 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-10-21 19:54:59,061 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1970253495] [2021-10-21 19:54:59,061 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1970253495] provided 1 perfect and 0 imperfect interpolant sequences [2021-10-21 19:54:59,061 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-10-21 19:54:59,061 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2021-10-21 19:54:59,062 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [864639847] [2021-10-21 19:54:59,062 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2021-10-21 19:54:59,062 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-10-21 19:54:59,063 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2021-10-21 19:54:59,063 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=31, Unknown=0, NotChecked=0, Total=42 [2021-10-21 19:54:59,063 INFO L87 Difference]: Start difference. First operand 181 states and 249 transitions. Second operand has 7 states, 7 states have (on average 4.714285714285714) internal successors, (33), 7 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) [2021-10-21 19:54:59,225 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-21 19:54:59,226 INFO L93 Difference]: Finished difference Result 634 states and 889 transitions. [2021-10-21 19:54:59,226 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-10-21 19:54:59,227 INFO L78 Accepts]: Start accepts. Automaton has has 7 states, 7 states have (on average 4.714285714285714) internal successors, (33), 7 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 [2021-10-21 19:54:59,227 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-21 19:54:59,230 INFO L225 Difference]: With dead ends: 634 [2021-10-21 19:54:59,231 INFO L226 Difference]: Without dead ends: 459 [2021-10-21 19:54:59,231 INFO L781 BasicCegarLoop]: 0 DeclaredPredicates, 17 GetRequests, 7 SyntacticMatches, 0 SemanticMatches, 10 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 3 ImplicationChecksByTransitivity, 78.9ms TimeCoverageRelationStatistics Valid=46, Invalid=86, Unknown=0, NotChecked=0, Total=132 [2021-10-21 19:54:59,232 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 459 states. [2021-10-21 19:54:59,256 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 459 to 190. [2021-10-21 19:54:59,257 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 190 states, 189 states have (on average 1.3544973544973544) internal successors, (256), 189 states have internal predecessors, (256), 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) [2021-10-21 19:54:59,258 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 190 states to 190 states and 256 transitions. [2021-10-21 19:54:59,258 INFO L78 Accepts]: Start accepts. Automaton has 190 states and 256 transitions. Word has length 33 [2021-10-21 19:54:59,258 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-21 19:54:59,259 INFO L470 AbstractCegarLoop]: Abstraction has 190 states and 256 transitions. [2021-10-21 19:54:59,259 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 7 states have (on average 4.714285714285714) internal successors, (33), 7 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) [2021-10-21 19:54:59,259 INFO L276 IsEmpty]: Start isEmpty. Operand 190 states and 256 transitions. [2021-10-21 19:54:59,260 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2021-10-21 19:54:59,261 INFO L504 BasicCegarLoop]: Found error trace [2021-10-21 19:54:59,261 INFO L512 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-10-21 19:54:59,261 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable7 [2021-10-21 19:54:59,262 INFO L402 AbstractCegarLoop]: === Iteration 9 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION] === [2021-10-21 19:54:59,262 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-21 19:54:59,262 INFO L82 PathProgramCache]: Analyzing trace with hash -1083058712, now seen corresponding path program 1 times [2021-10-21 19:54:59,263 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-21 19:54:59,263 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1136885715] [2021-10-21 19:54:59,263 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-21 19:54:59,263 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-21 19:54:59,309 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-21 19:54:59,377 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-21 19:54:59,377 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-10-21 19:54:59,377 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1136885715] [2021-10-21 19:54:59,378 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1136885715] provided 1 perfect and 0 imperfect interpolant sequences [2021-10-21 19:54:59,378 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-10-21 19:54:59,378 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2021-10-21 19:54:59,378 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [687189913] [2021-10-21 19:54:59,379 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2021-10-21 19:54:59,379 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-10-21 19:54:59,380 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2021-10-21 19:54:59,380 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2021-10-21 19:54:59,380 INFO L87 Difference]: Start difference. First operand 190 states and 256 transitions. Second operand has 6 states, 6 states have (on average 6.0) internal successors, (36), 5 states have internal predecessors, (36), 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) [2021-10-21 19:54:59,761 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-21 19:54:59,761 INFO L93 Difference]: Finished difference Result 1391 states and 1856 transitions. [2021-10-21 19:54:59,761 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2021-10-21 19:54:59,762 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 6 states have (on average 6.0) internal successors, (36), 5 states have internal predecessors, (36), 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 36 [2021-10-21 19:54:59,762 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-21 19:54:59,771 INFO L225 Difference]: With dead ends: 1391 [2021-10-21 19:54:59,771 INFO L226 Difference]: Without dead ends: 1207 [2021-10-21 19:54:59,776 INFO L781 BasicCegarLoop]: 0 DeclaredPredicates, 14 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 13 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 29 ImplicationChecksByTransitivity, 126.0ms TimeCoverageRelationStatistics Valid=67, Invalid=143, Unknown=0, NotChecked=0, Total=210 [2021-10-21 19:54:59,777 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1207 states. [2021-10-21 19:54:59,848 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1207 to 360. [2021-10-21 19:54:59,849 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 360 states, 359 states have (on average 1.3314763231197773) internal successors, (478), 359 states have internal predecessors, (478), 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) [2021-10-21 19:54:59,851 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 360 states to 360 states and 478 transitions. [2021-10-21 19:54:59,851 INFO L78 Accepts]: Start accepts. Automaton has 360 states and 478 transitions. Word has length 36 [2021-10-21 19:54:59,853 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-21 19:54:59,853 INFO L470 AbstractCegarLoop]: Abstraction has 360 states and 478 transitions. [2021-10-21 19:54:59,854 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 6.0) internal successors, (36), 5 states have internal predecessors, (36), 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) [2021-10-21 19:54:59,854 INFO L276 IsEmpty]: Start isEmpty. Operand 360 states and 478 transitions. [2021-10-21 19:54:59,856 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2021-10-21 19:54:59,856 INFO L504 BasicCegarLoop]: Found error trace [2021-10-21 19:54:59,856 INFO L512 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-10-21 19:54:59,857 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable8 [2021-10-21 19:54:59,857 INFO L402 AbstractCegarLoop]: === Iteration 10 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION] === [2021-10-21 19:54:59,858 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-21 19:54:59,858 INFO L82 PathProgramCache]: Analyzing trace with hash -403000342, now seen corresponding path program 1 times [2021-10-21 19:54:59,858 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-21 19:54:59,860 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [219773149] [2021-10-21 19:54:59,860 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-21 19:54:59,860 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-21 19:54:59,901 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-21 19:54:59,963 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-21 19:54:59,963 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-10-21 19:54:59,963 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [219773149] [2021-10-21 19:54:59,964 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [219773149] provided 1 perfect and 0 imperfect interpolant sequences [2021-10-21 19:54:59,964 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-10-21 19:54:59,964 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2021-10-21 19:54:59,964 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [931752652] [2021-10-21 19:54:59,965 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2021-10-21 19:54:59,966 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-10-21 19:54:59,966 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2021-10-21 19:54:59,967 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2021-10-21 19:54:59,967 INFO L87 Difference]: Start difference. First operand 360 states and 478 transitions. Second operand has 5 states, 5 states have (on average 7.2) internal successors, (36), 5 states have internal predecessors, (36), 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) [2021-10-21 19:55:00,198 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-21 19:55:00,199 INFO L93 Difference]: Finished difference Result 946 states and 1283 transitions. [2021-10-21 19:55:00,199 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-10-21 19:55:00,199 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 7.2) internal successors, (36), 5 states have internal predecessors, (36), 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 36 [2021-10-21 19:55:00,200 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-21 19:55:00,204 INFO L225 Difference]: With dead ends: 946 [2021-10-21 19:55:00,204 INFO L226 Difference]: Without dead ends: 592 [2021-10-21 19:55:00,205 INFO L781 BasicCegarLoop]: 0 DeclaredPredicates, 10 GetRequests, 4 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2 ImplicationChecksByTransitivity, 31.4ms TimeCoverageRelationStatistics Valid=22, Invalid=34, Unknown=0, NotChecked=0, Total=56 [2021-10-21 19:55:00,206 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 592 states. [2021-10-21 19:55:00,253 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 592 to 306. [2021-10-21 19:55:00,255 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 306 states, 305 states have (on average 1.2950819672131149) internal successors, (395), 305 states have internal predecessors, (395), 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) [2021-10-21 19:55:00,256 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 306 states to 306 states and 395 transitions. [2021-10-21 19:55:00,256 INFO L78 Accepts]: Start accepts. Automaton has 306 states and 395 transitions. Word has length 36 [2021-10-21 19:55:00,256 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-21 19:55:00,257 INFO L470 AbstractCegarLoop]: Abstraction has 306 states and 395 transitions. [2021-10-21 19:55:00,257 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 7.2) internal successors, (36), 5 states have internal predecessors, (36), 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) [2021-10-21 19:55:00,257 INFO L276 IsEmpty]: Start isEmpty. Operand 306 states and 395 transitions. [2021-10-21 19:55:00,259 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 38 [2021-10-21 19:55:00,259 INFO L504 BasicCegarLoop]: Found error trace [2021-10-21 19:55:00,259 INFO L512 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-10-21 19:55:00,260 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable9 [2021-10-21 19:55:00,260 INFO L402 AbstractCegarLoop]: === Iteration 11 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION] === [2021-10-21 19:55:00,260 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-21 19:55:00,261 INFO L82 PathProgramCache]: Analyzing trace with hash -1138138450, now seen corresponding path program 1 times [2021-10-21 19:55:00,261 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-21 19:55:00,263 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1764338568] [2021-10-21 19:55:00,263 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-21 19:55:00,264 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-21 19:55:00,284 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-21 19:55:00,353 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-21 19:55:00,353 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-10-21 19:55:00,353 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1764338568] [2021-10-21 19:55:00,353 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1764338568] provided 1 perfect and 0 imperfect interpolant sequences [2021-10-21 19:55:00,353 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-10-21 19:55:00,354 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2021-10-21 19:55:00,354 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1795589824] [2021-10-21 19:55:00,354 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2021-10-21 19:55:00,354 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-10-21 19:55:00,356 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2021-10-21 19:55:00,356 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=31, Unknown=0, NotChecked=0, Total=42 [2021-10-21 19:55:00,356 INFO L87 Difference]: Start difference. First operand 306 states and 395 transitions. Second operand has 7 states, 7 states have (on average 5.285714285714286) internal successors, (37), 7 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) [2021-10-21 19:55:00,712 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-21 19:55:00,712 INFO L93 Difference]: Finished difference Result 916 states and 1175 transitions. [2021-10-21 19:55:00,712 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2021-10-21 19:55:00,713 INFO L78 Accepts]: Start accepts. Automaton has has 7 states, 7 states have (on average 5.285714285714286) internal successors, (37), 7 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 [2021-10-21 19:55:00,713 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-21 19:55:00,717 INFO L225 Difference]: With dead ends: 916 [2021-10-21 19:55:00,717 INFO L226 Difference]: Without dead ends: 616 [2021-10-21 19:55:00,718 INFO L781 BasicCegarLoop]: 0 DeclaredPredicates, 18 GetRequests, 6 SyntacticMatches, 0 SemanticMatches, 12 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 8 ImplicationChecksByTransitivity, 127.9ms TimeCoverageRelationStatistics Valid=65, Invalid=117, Unknown=0, NotChecked=0, Total=182 [2021-10-21 19:55:00,719 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 616 states. [2021-10-21 19:55:00,757 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 616 to 286. [2021-10-21 19:55:00,758 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 286 states, 285 states have (on average 1.256140350877193) internal successors, (358), 285 states have internal predecessors, (358), 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) [2021-10-21 19:55:00,759 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 286 states to 286 states and 358 transitions. [2021-10-21 19:55:00,760 INFO L78 Accepts]: Start accepts. Automaton has 286 states and 358 transitions. Word has length 37 [2021-10-21 19:55:00,760 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-21 19:55:00,760 INFO L470 AbstractCegarLoop]: Abstraction has 286 states and 358 transitions. [2021-10-21 19:55:00,760 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 7 states have (on average 5.285714285714286) internal successors, (37), 7 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) [2021-10-21 19:55:00,760 INFO L276 IsEmpty]: Start isEmpty. Operand 286 states and 358 transitions. [2021-10-21 19:55:00,762 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 56 [2021-10-21 19:55:00,762 INFO L504 BasicCegarLoop]: Found error trace [2021-10-21 19:55:00,762 INFO L512 BasicCegarLoop]: trace histogram [2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-10-21 19:55:00,762 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable10 [2021-10-21 19:55:00,762 INFO L402 AbstractCegarLoop]: === Iteration 12 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION] === [2021-10-21 19:55:00,763 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-21 19:55:00,763 INFO L82 PathProgramCache]: Analyzing trace with hash 113257525, now seen corresponding path program 1 times [2021-10-21 19:55:00,763 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-21 19:55:00,763 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [335333050] [2021-10-21 19:55:00,764 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-21 19:55:00,764 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-21 19:55:00,781 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-21 19:55:00,828 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 11 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-10-21 19:55:00,828 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-10-21 19:55:00,828 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [335333050] [2021-10-21 19:55:00,829 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [335333050] provided 1 perfect and 0 imperfect interpolant sequences [2021-10-21 19:55:00,829 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-10-21 19:55:00,829 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2021-10-21 19:55:00,829 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [613676835] [2021-10-21 19:55:00,830 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2021-10-21 19:55:00,830 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-10-21 19:55:00,830 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2021-10-21 19:55:00,830 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2021-10-21 19:55:00,831 INFO L87 Difference]: Start difference. First operand 286 states and 358 transitions. Second operand has 5 states, 5 states have (on average 10.6) internal successors, (53), 5 states have internal predecessors, (53), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-21 19:55:00,920 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-21 19:55:00,921 INFO L93 Difference]: Finished difference Result 661 states and 831 transitions. [2021-10-21 19:55:00,921 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-10-21 19:55:00,921 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 10.6) internal successors, (53), 5 states have internal predecessors, (53), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 55 [2021-10-21 19:55:00,922 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-21 19:55:00,927 INFO L225 Difference]: With dead ends: 661 [2021-10-21 19:55:00,927 INFO L226 Difference]: Without dead ends: 381 [2021-10-21 19:55:00,928 INFO L781 BasicCegarLoop]: 0 DeclaredPredicates, 9 GetRequests, 4 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 20.3ms TimeCoverageRelationStatistics Valid=17, Invalid=25, Unknown=0, NotChecked=0, Total=42 [2021-10-21 19:55:00,929 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 381 states. [2021-10-21 19:55:00,969 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 381 to 286. [2021-10-21 19:55:00,970 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 286 states, 285 states have (on average 1.2421052631578948) internal successors, (354), 285 states have internal predecessors, (354), 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) [2021-10-21 19:55:00,996 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 286 states to 286 states and 354 transitions. [2021-10-21 19:55:00,996 INFO L78 Accepts]: Start accepts. Automaton has 286 states and 354 transitions. Word has length 55 [2021-10-21 19:55:00,997 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-21 19:55:00,997 INFO L470 AbstractCegarLoop]: Abstraction has 286 states and 354 transitions. [2021-10-21 19:55:00,998 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 10.6) internal successors, (53), 5 states have internal predecessors, (53), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-21 19:55:00,998 INFO L276 IsEmpty]: Start isEmpty. Operand 286 states and 354 transitions. [2021-10-21 19:55:00,999 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 56 [2021-10-21 19:55:00,999 INFO L504 BasicCegarLoop]: Found error trace [2021-10-21 19:55:00,999 INFO L512 BasicCegarLoop]: trace histogram [2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-10-21 19:55:00,999 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable11 [2021-10-21 19:55:01,000 INFO L402 AbstractCegarLoop]: === Iteration 13 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION] === [2021-10-21 19:55:01,000 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-21 19:55:01,000 INFO L82 PathProgramCache]: Analyzing trace with hash -730747977, now seen corresponding path program 1 times [2021-10-21 19:55:01,000 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-21 19:55:01,001 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [570571946] [2021-10-21 19:55:01,001 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-21 19:55:01,001 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-21 19:55:01,026 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-21 19:55:01,060 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 11 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-10-21 19:55:01,060 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-10-21 19:55:01,060 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [570571946] [2021-10-21 19:55:01,061 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [570571946] provided 1 perfect and 0 imperfect interpolant sequences [2021-10-21 19:55:01,061 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-10-21 19:55:01,061 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2021-10-21 19:55:01,061 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1483543765] [2021-10-21 19:55:01,062 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2021-10-21 19:55:01,062 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-10-21 19:55:01,063 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2021-10-21 19:55:01,063 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2021-10-21 19:55:01,064 INFO L87 Difference]: Start difference. First operand 286 states and 354 transitions. Second operand has 4 states, 4 states have (on average 13.25) internal successors, (53), 4 states have internal predecessors, (53), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-21 19:55:01,125 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-21 19:55:01,125 INFO L93 Difference]: Finished difference Result 608 states and 763 transitions. [2021-10-21 19:55:01,126 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-10-21 19:55:01,126 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 13.25) internal successors, (53), 4 states have internal predecessors, (53), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 55 [2021-10-21 19:55:01,126 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-21 19:55:01,128 INFO L225 Difference]: With dead ends: 608 [2021-10-21 19:55:01,128 INFO L226 Difference]: Without dead ends: 328 [2021-10-21 19:55:01,129 INFO L781 BasicCegarLoop]: 0 DeclaredPredicates, 6 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 9.8ms TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2021-10-21 19:55:01,130 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 328 states. [2021-10-21 19:55:01,164 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 328 to 244. [2021-10-21 19:55:01,165 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 244 states, 243 states have (on average 1.2469135802469136) internal successors, (303), 243 states have internal predecessors, (303), 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) [2021-10-21 19:55:01,166 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 244 states to 244 states and 303 transitions. [2021-10-21 19:55:01,166 INFO L78 Accepts]: Start accepts. Automaton has 244 states and 303 transitions. Word has length 55 [2021-10-21 19:55:01,166 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-21 19:55:01,167 INFO L470 AbstractCegarLoop]: Abstraction has 244 states and 303 transitions. [2021-10-21 19:55:01,167 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 13.25) internal successors, (53), 4 states have internal predecessors, (53), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-21 19:55:01,167 INFO L276 IsEmpty]: Start isEmpty. Operand 244 states and 303 transitions. [2021-10-21 19:55:01,168 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 57 [2021-10-21 19:55:01,168 INFO L504 BasicCegarLoop]: Found error trace [2021-10-21 19:55:01,168 INFO L512 BasicCegarLoop]: trace histogram [2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-10-21 19:55:01,168 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable12 [2021-10-21 19:55:01,169 INFO L402 AbstractCegarLoop]: === Iteration 14 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION] === [2021-10-21 19:55:01,169 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-21 19:55:01,169 INFO L82 PathProgramCache]: Analyzing trace with hash 1478001787, now seen corresponding path program 1 times [2021-10-21 19:55:01,169 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-21 19:55:01,170 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [355021068] [2021-10-21 19:55:01,170 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-21 19:55:01,170 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-21 19:55:01,197 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-21 19:55:01,246 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 14 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-21 19:55:01,246 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-10-21 19:55:01,246 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [355021068] [2021-10-21 19:55:01,246 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [355021068] provided 1 perfect and 0 imperfect interpolant sequences [2021-10-21 19:55:01,247 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-10-21 19:55:01,247 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2021-10-21 19:55:01,247 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [668379282] [2021-10-21 19:55:01,247 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2021-10-21 19:55:01,248 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-10-21 19:55:01,248 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2021-10-21 19:55:01,248 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2021-10-21 19:55:01,249 INFO L87 Difference]: Start difference. First operand 244 states and 303 transitions. Second operand has 5 states, 5 states have (on average 11.2) internal successors, (56), 4 states have internal predecessors, (56), 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) [2021-10-21 19:55:01,354 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-21 19:55:01,354 INFO L93 Difference]: Finished difference Result 622 states and 772 transitions. [2021-10-21 19:55:01,354 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-10-21 19:55:01,354 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 11.2) internal successors, (56), 4 states have internal predecessors, (56), 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 56 [2021-10-21 19:55:01,355 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-21 19:55:01,357 INFO L225 Difference]: With dead ends: 622 [2021-10-21 19:55:01,357 INFO L226 Difference]: Without dead ends: 384 [2021-10-21 19:55:01,359 INFO L781 BasicCegarLoop]: 0 DeclaredPredicates, 7 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2 ImplicationChecksByTransitivity, 25.6ms TimeCoverageRelationStatistics Valid=22, Invalid=34, Unknown=0, NotChecked=0, Total=56 [2021-10-21 19:55:01,360 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 384 states. [2021-10-21 19:55:01,396 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 384 to 244. [2021-10-21 19:55:01,397 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 244 states, 243 states have (on average 1.2304526748971194) internal successors, (299), 243 states have internal predecessors, (299), 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) [2021-10-21 19:55:01,398 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 244 states to 244 states and 299 transitions. [2021-10-21 19:55:01,399 INFO L78 Accepts]: Start accepts. Automaton has 244 states and 299 transitions. Word has length 56 [2021-10-21 19:55:01,399 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-21 19:55:01,399 INFO L470 AbstractCegarLoop]: Abstraction has 244 states and 299 transitions. [2021-10-21 19:55:01,399 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 11.2) internal successors, (56), 4 states have internal predecessors, (56), 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) [2021-10-21 19:55:01,399 INFO L276 IsEmpty]: Start isEmpty. Operand 244 states and 299 transitions. [2021-10-21 19:55:01,400 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 59 [2021-10-21 19:55:01,400 INFO L504 BasicCegarLoop]: Found error trace [2021-10-21 19:55:01,401 INFO L512 BasicCegarLoop]: trace histogram [2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-10-21 19:55:01,401 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable13 [2021-10-21 19:55:01,402 INFO L402 AbstractCegarLoop]: === Iteration 15 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION] === [2021-10-21 19:55:01,402 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-21 19:55:01,402 INFO L82 PathProgramCache]: Analyzing trace with hash 458072168, now seen corresponding path program 1 times [2021-10-21 19:55:01,402 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-21 19:55:01,402 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1813581401] [2021-10-21 19:55:01,403 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-21 19:55:01,403 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-21 19:55:01,432 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-21 19:55:01,485 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 5 proven. 0 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2021-10-21 19:55:01,485 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-10-21 19:55:01,486 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1813581401] [2021-10-21 19:55:01,486 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1813581401] provided 1 perfect and 0 imperfect interpolant sequences [2021-10-21 19:55:01,486 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-10-21 19:55:01,486 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2021-10-21 19:55:01,486 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2093283007] [2021-10-21 19:55:01,487 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2021-10-21 19:55:01,487 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-10-21 19:55:01,488 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2021-10-21 19:55:01,488 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2021-10-21 19:55:01,488 INFO L87 Difference]: Start difference. First operand 244 states and 299 transitions. Second operand has 5 states, 5 states have (on average 10.0) internal successors, (50), 5 states have internal predecessors, (50), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-21 19:55:01,567 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-21 19:55:01,567 INFO L93 Difference]: Finished difference Result 514 states and 643 transitions. [2021-10-21 19:55:01,568 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-10-21 19:55:01,568 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 10.0) internal successors, (50), 5 states have internal predecessors, (50), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 58 [2021-10-21 19:55:01,568 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-21 19:55:01,570 INFO L225 Difference]: With dead ends: 514 [2021-10-21 19:55:01,571 INFO L226 Difference]: Without dead ends: 326 [2021-10-21 19:55:01,577 INFO L781 BasicCegarLoop]: 0 DeclaredPredicates, 9 GetRequests, 4 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 23.5ms TimeCoverageRelationStatistics Valid=17, Invalid=25, Unknown=0, NotChecked=0, Total=42 [2021-10-21 19:55:01,578 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 326 states. [2021-10-21 19:55:01,614 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 326 to 250. [2021-10-21 19:55:01,615 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 250 states, 249 states have (on average 1.2248995983935742) internal successors, (305), 249 states have internal predecessors, (305), 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) [2021-10-21 19:55:01,616 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 250 states to 250 states and 305 transitions. [2021-10-21 19:55:01,617 INFO L78 Accepts]: Start accepts. Automaton has 250 states and 305 transitions. Word has length 58 [2021-10-21 19:55:01,617 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-21 19:55:01,617 INFO L470 AbstractCegarLoop]: Abstraction has 250 states and 305 transitions. [2021-10-21 19:55:01,617 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 10.0) internal successors, (50), 5 states have internal predecessors, (50), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-21 19:55:01,618 INFO L276 IsEmpty]: Start isEmpty. Operand 250 states and 305 transitions. [2021-10-21 19:55:01,619 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 59 [2021-10-21 19:55:01,619 INFO L504 BasicCegarLoop]: Found error trace [2021-10-21 19:55:01,619 INFO L512 BasicCegarLoop]: trace histogram [2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-10-21 19:55:01,619 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable14 [2021-10-21 19:55:01,620 INFO L402 AbstractCegarLoop]: === Iteration 16 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION] === [2021-10-21 19:55:01,620 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-21 19:55:01,620 INFO L82 PathProgramCache]: Analyzing trace with hash 716237606, now seen corresponding path program 1 times [2021-10-21 19:55:01,620 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-21 19:55:01,623 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [211010194] [2021-10-21 19:55:01,623 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-21 19:55:01,624 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-21 19:55:01,658 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-21 19:55:01,743 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 5 proven. 6 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2021-10-21 19:55:01,743 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-10-21 19:55:01,744 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [211010194] [2021-10-21 19:55:01,746 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [211010194] provided 0 perfect and 1 imperfect interpolant sequences [2021-10-21 19:55:01,746 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1515604772] [2021-10-21 19:55:01,746 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-21 19:55:01,746 INFO L170 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-10-21 19:55:01,747 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ad4d672a-4a25-49b8-8e78-f01aec83d196/bin/uautomizer-j4sWxH34Be/z3 [2021-10-21 19:55:01,753 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ad4d672a-4a25-49b8-8e78-f01aec83d196/bin/uautomizer-j4sWxH34Be/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-10-21 19:55:01,772 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ad4d672a-4a25-49b8-8e78-f01aec83d196/bin/uautomizer-j4sWxH34Be/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Waiting until timeout for monitored process [2021-10-21 19:55:01,915 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-21 19:55:01,919 INFO L263 TraceCheckSpWp]: Trace formula consists of 463 conjuncts, 7 conjunts are in the unsatisfiable core [2021-10-21 19:55:01,936 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-10-21 19:55:02,234 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 5 proven. 6 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2021-10-21 19:55:02,235 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1515604772] provided 0 perfect and 1 imperfect interpolant sequences [2021-10-21 19:55:02,235 INFO L186 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-10-21 19:55:02,235 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [6, 5] total 6 [2021-10-21 19:55:02,235 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [648725442] [2021-10-21 19:55:02,236 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2021-10-21 19:55:02,236 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-10-21 19:55:02,237 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2021-10-21 19:55:02,237 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=14, Invalid=28, Unknown=0, NotChecked=0, Total=42 [2021-10-21 19:55:02,237 INFO L87 Difference]: Start difference. First operand 250 states and 305 transitions. Second operand has 7 states, 7 states have (on average 9.285714285714286) internal successors, (65), 6 states have internal predecessors, (65), 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) [2021-10-21 19:55:02,505 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-21 19:55:02,505 INFO L93 Difference]: Finished difference Result 863 states and 1076 transitions. [2021-10-21 19:55:02,506 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2021-10-21 19:55:02,506 INFO L78 Accepts]: Start accepts. Automaton has has 7 states, 7 states have (on average 9.285714285714286) internal successors, (65), 6 states have internal predecessors, (65), 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 58 [2021-10-21 19:55:02,506 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-21 19:55:02,507 INFO L225 Difference]: With dead ends: 863 [2021-10-21 19:55:02,507 INFO L226 Difference]: Without dead ends: 0 [2021-10-21 19:55:02,508 INFO L781 BasicCegarLoop]: 0 DeclaredPredicates, 69 GetRequests, 58 SyntacticMatches, 0 SemanticMatches, 11 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 19 ImplicationChecksByTransitivity, 55.4ms TimeCoverageRelationStatistics Valid=59, Invalid=97, Unknown=0, NotChecked=0, Total=156 [2021-10-21 19:55:02,508 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2021-10-21 19:55:02,508 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2021-10-21 19:55:02,509 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) [2021-10-21 19:55:02,509 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2021-10-21 19:55:02,509 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 58 [2021-10-21 19:55:02,509 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-21 19:55:02,509 INFO L470 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2021-10-21 19:55:02,510 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 7 states have (on average 9.285714285714286) internal successors, (65), 6 states have internal predecessors, (65), 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) [2021-10-21 19:55:02,510 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2021-10-21 19:55:02,510 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2021-10-21 19:55:02,513 INFO L764 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION [2021-10-21 19:55:02,513 INFO L764 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION [2021-10-21 19:55:02,514 INFO L764 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION [2021-10-21 19:55:02,561 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ad4d672a-4a25-49b8-8e78-f01aec83d196/bin/uautomizer-j4sWxH34Be/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Forceful destruction successful, exit code 0 [2021-10-21 19:55:02,735 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ad4d672a-4a25-49b8-8e78-f01aec83d196/bin/uautomizer-j4sWxH34Be/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable15 [2021-10-21 19:55:02,737 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2021-10-21 19:55:02,742 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-21 19:55:02,744 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-21 19:55:02,745 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-21 19:55:02,746 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-21 19:55:02,747 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-21 19:55:02,748 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-21 19:55:03,085 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-21 19:55:03,086 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-21 19:55:03,090 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-21 19:55:04,274 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-21 19:55:04,275 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-21 19:55:04,276 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-21 19:55:04,508 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-21 19:55:04,510 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-21 19:55:04,510 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-21 19:55:04,769 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-21 19:55:04,770 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-21 19:55:04,771 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-21 19:55:04,771 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-21 19:55:04,772 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-21 19:55:04,772 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-21 19:55:04,773 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-21 19:55:04,855 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-21 19:55:04,856 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-21 19:55:04,857 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-21 19:55:04,857 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-21 19:55:04,858 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-21 19:55:04,858 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-21 19:55:04,859 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-21 19:55:04,963 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-21 19:55:04,964 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-21 19:55:04,965 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-21 19:55:04,965 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-21 19:55:04,966 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-21 19:55:04,967 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-21 19:55:04,968 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-21 19:55:04,969 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-21 19:55:04,970 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-21 19:55:04,971 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-21 19:55:06,112 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-21 19:55:06,540 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-21 19:55:06,544 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-21 19:55:06,789 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-21 19:55:06,790 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-21 19:55:06,791 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-21 19:55:06,791 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-21 19:55:06,793 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-21 19:55:06,818 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-21 19:55:06,862 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-21 19:55:07,629 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-21 19:55:08,095 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-21 19:55:08,096 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-21 19:55:08,096 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-21 19:55:08,097 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-21 19:55:08,125 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-21 19:55:08,129 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-21 19:55:08,130 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-21 19:55:08,131 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-21 19:55:17,526 INFO L857 garLoopResultBuilder]: For program point L729(lines 729 735) no Hoare annotation was computed. [2021-10-21 19:55:17,526 INFO L857 garLoopResultBuilder]: For program point ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION(line 559) no Hoare annotation was computed. [2021-10-21 19:55:17,526 INFO L853 garLoopResultBuilder]: At program point L729-1(lines 729 735) the Hoare annotation is: (let ((.cse18 (= ULTIMATE.start___utac_acc__Specification3_spec__1_~tmp~4 0)) (.cse13 (= ~methaneLevelCritical~0 0)) (.cse17 (= |ULTIMATE.start_isMethaneLevelCritical_#res| 0))) (let ((.cse2 (not .cse17)) (.cse3 (not .cse13)) (.cse4 (not .cse18)) (.cse21 (not (= ULTIMATE.start_processEnvironment__wrappee__highWaterSensor_~tmp~6 0))) (.cse14 (= ~waterLevel~0 1)) (.cse16 (<= |ULTIMATE.start_getWaterLevel_#res| 1)) (.cse20 (<= ~waterLevel~0 1)) (.cse7 (= ULTIMATE.start_processEnvironment_~tmp~7 0)) (.cse8 (< 0 (+ ULTIMATE.start_activatePump_~tmp~8 1))) (.cse9 (<= ULTIMATE.start_activatePump_~tmp~8 0)) (.cse19 (<= ULTIMATE.start___utac_acc__Specification3_spec__1_~tmp___0~0 1)) (.cse11 (= ~pumpRunning~0 1)) (.cse0 (= ULTIMATE.start_main_~tmp~0 1)) (.cse1 (= ULTIMATE.start_test_~splverifierCounter~0 0)) (.cse12 (= ~pumpRunning~0 0)) (.cse15 (<= 2 ~waterLevel~0)) (.cse5 (<= ~waterLevel~0 2)) (.cse6 (= |ULTIMATE.start_valid_product_#res| 1)) (.cse10 (not (= 0 ~systemActive~0)))) (or (and .cse0 .cse1 .cse2 .cse3 .cse4 .cse5 .cse6 .cse7 .cse8 .cse9 .cse10 .cse11) (and .cse0 .cse1 .cse12 .cse13 .cse6 .cse14 .cse10) (and .cse0 .cse1 .cse12 .cse15 .cse2 .cse4 .cse5 .cse6 .cse10) (and .cse16 .cse0 .cse1 .cse12 .cse17 .cse13 .cse18 .cse5 .cse6 .cse19 .cse10) (and .cse0 .cse1 .cse12 .cse20 .cse2 .cse3 .cse4 .cse6 .cse10) (and .cse2 .cse3 .cse4 .cse5 .cse6 (or (and .cse0 .cse1 .cse21 .cse14 .cse8 .cse9 .cse10 .cse11) (and .cse0 .cse1 .cse15 .cse8 .cse9 .cse10 .cse11))) (and (or (and .cse0 .cse1 .cse17 .cse13 (<= |ULTIMATE.start_isMethaneAlarm_#res| 0) (<= 0 |ULTIMATE.start_isMethaneAlarm_#res|) .cse21 .cse14 .cse8 .cse9 .cse10 .cse11) (and .cse0 .cse1 .cse17 .cse13 .cse15 .cse8 .cse9 .cse10 .cse11)) .cse18 .cse5 .cse6) (and .cse16 .cse0 .cse1 .cse17 .cse13 .cse20 .cse18 .cse6 .cse7 .cse8 .cse9 .cse19 .cse10 .cse11) (and .cse0 .cse1 .cse12 .cse13 .cse15 .cse5 .cse6 .cse10)))) [2021-10-21 19:55:17,527 INFO L857 garLoopResultBuilder]: For program point L963(lines 963 967) no Hoare annotation was computed. [2021-10-21 19:55:17,527 INFO L857 garLoopResultBuilder]: For program point L963-2(lines 963 967) no Hoare annotation was computed. [2021-10-21 19:55:17,527 INFO L857 garLoopResultBuilder]: For program point L963-3(lines 963 967) no Hoare annotation was computed. [2021-10-21 19:55:17,527 INFO L857 garLoopResultBuilder]: For program point L963-5(lines 963 967) no Hoare annotation was computed. [2021-10-21 19:55:17,527 INFO L857 garLoopResultBuilder]: For program point L963-6(lines 963 967) no Hoare annotation was computed. [2021-10-21 19:55:17,528 INFO L857 garLoopResultBuilder]: For program point L963-8(lines 963 967) no Hoare annotation was computed. [2021-10-21 19:55:17,528 INFO L857 garLoopResultBuilder]: For program point L963-9(lines 963 967) no Hoare annotation was computed. [2021-10-21 19:55:17,528 INFO L857 garLoopResultBuilder]: For program point L600(lines 600 604) no Hoare annotation was computed. [2021-10-21 19:55:17,528 INFO L857 garLoopResultBuilder]: For program point L963-11(lines 963 967) no Hoare annotation was computed. [2021-10-21 19:55:17,528 INFO L857 garLoopResultBuilder]: For program point L963-12(lines 963 967) no Hoare annotation was computed. [2021-10-21 19:55:17,528 INFO L857 garLoopResultBuilder]: For program point L963-14(lines 963 967) no Hoare annotation was computed. [2021-10-21 19:55:17,528 INFO L857 garLoopResultBuilder]: For program point L963-15(lines 963 967) no Hoare annotation was computed. [2021-10-21 19:55:17,529 INFO L857 garLoopResultBuilder]: For program point L963-17(lines 963 967) no Hoare annotation was computed. [2021-10-21 19:55:17,529 INFO L853 garLoopResultBuilder]: At program point L767(lines 718 768) the Hoare annotation is: false [2021-10-21 19:55:17,529 INFO L853 garLoopResultBuilder]: At program point L668(lines 663 671) the Hoare annotation is: (and (= ULTIMATE.start_main_~tmp~0 1) (= ULTIMATE.start_test_~splverifierCounter~0 0) (<= ~waterLevel~0 1) (= |ULTIMATE.start_valid_product_#res| 1) (< 0 (+ ULTIMATE.start_activatePump_~tmp~8 1)) (<= ULTIMATE.start_activatePump_~tmp~8 0) (not (= 0 ~systemActive~0)) (= ~pumpRunning~0 1)) [2021-10-21 19:55:17,529 INFO L853 garLoopResultBuilder]: At program point L668-1(lines 663 671) the Hoare annotation is: false [2021-10-21 19:55:17,529 INFO L853 garLoopResultBuilder]: At program point L668-2(lines 663 671) the Hoare annotation is: false [2021-10-21 19:55:17,530 INFO L857 garLoopResultBuilder]: For program point L140(lines 140 147) no Hoare annotation was computed. [2021-10-21 19:55:17,530 INFO L860 garLoopResultBuilder]: At program point L140-1(lines 140 147) the Hoare annotation is: true [2021-10-21 19:55:17,530 INFO L857 garLoopResultBuilder]: For program point ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION(line 559) no Hoare annotation was computed. [2021-10-21 19:55:17,530 INFO L853 garLoopResultBuilder]: At program point L176(lines 1 999) the Hoare annotation is: (and (= ~pumpRunning~0 0) (= ~methaneLevelCritical~0 0) (= ~waterLevel~0 1) (not (= 0 ~systemActive~0))) [2021-10-21 19:55:17,530 INFO L853 garLoopResultBuilder]: At program point L969(lines 954 972) the Hoare annotation is: false [2021-10-21 19:55:17,531 INFO L853 garLoopResultBuilder]: At program point L969-1(lines 954 972) the Hoare annotation is: (let ((.cse0 (= ULTIMATE.start_main_~tmp~0 1)) (.cse1 (= ULTIMATE.start_test_~splverifierCounter~0 0)) (.cse2 (= ~pumpRunning~0 0)) (.cse3 (= ULTIMATE.start_isHighWaterLevel_~tmp___0~2 0)) (.cse4 (= |ULTIMATE.start_isHighWaterLevel_#res| 0)) (.cse5 (= |ULTIMATE.start_valid_product_#res| 1)) (.cse6 (not (= 0 ~systemActive~0)))) (or (and .cse0 .cse1 .cse2 .cse3 (= ULTIMATE.start_isHighWaterLevel_~tmp~9 1) (<= ~waterLevel~0 1) .cse4 (= |ULTIMATE.start_isHighWaterSensorDry_#res| 1) .cse5 .cse6) (and .cse0 .cse1 .cse2 (<= 2 ~waterLevel~0) (not .cse3) (not .cse4) (= ULTIMATE.start_isHighWaterLevel_~tmp~9 0) (<= ~waterLevel~0 2) .cse5 (= |ULTIMATE.start_isHighWaterSensorDry_#res| 0) .cse6))) [2021-10-21 19:55:17,531 INFO L853 garLoopResultBuilder]: At program point L969-2(lines 954 972) the Hoare annotation is: false [2021-10-21 19:55:17,531 INFO L853 garLoopResultBuilder]: At program point L969-3(lines 954 972) the Hoare annotation is: false [2021-10-21 19:55:17,531 INFO L853 garLoopResultBuilder]: At program point L969-4(lines 954 972) the Hoare annotation is: false [2021-10-21 19:55:17,531 INFO L853 garLoopResultBuilder]: At program point L969-5(lines 954 972) the Hoare annotation is: false [2021-10-21 19:55:17,531 INFO L857 garLoopResultBuilder]: For program point L739(lines 739 745) no Hoare annotation was computed. [2021-10-21 19:55:17,532 INFO L853 garLoopResultBuilder]: At program point L739-1(lines 739 745) the Hoare annotation is: (let ((.cse2 (<= ~waterLevel~0 2)) (.cse3 (= |ULTIMATE.start_valid_product_#res| 1)) (.cse0 (= ULTIMATE.start_main_~tmp~0 1)) (.cse1 (= ULTIMATE.start_test_~splverifierCounter~0 0)) (.cse4 (< 0 (+ ULTIMATE.start_activatePump_~tmp~8 1))) (.cse5 (<= ULTIMATE.start_activatePump_~tmp~8 0)) (.cse6 (not (= 0 ~systemActive~0))) (.cse7 (= ~pumpRunning~0 1))) (or (and .cse0 .cse1 .cse2 .cse3 (= ULTIMATE.start_processEnvironment_~tmp~7 0) .cse4 .cse5 .cse6 .cse7) (and .cse0 .cse1 (= ~pumpRunning~0 0) .cse2 .cse3 .cse6) (and .cse2 .cse3 (or (and .cse0 .cse1 (not (= ULTIMATE.start_processEnvironment__wrappee__highWaterSensor_~tmp~6 0)) (= ~waterLevel~0 1) .cse4 .cse5 .cse6 .cse7) (and .cse0 .cse1 (<= 2 ~waterLevel~0) .cse4 .cse5 .cse6 .cse7))))) [2021-10-21 19:55:17,532 INFO L853 garLoopResultBuilder]: At program point L905(lines 898 908) the Hoare annotation is: false [2021-10-21 19:55:17,532 INFO L853 garLoopResultBuilder]: At program point L905-1(lines 898 908) the Hoare annotation is: (let ((.cse0 (= ULTIMATE.start_main_~tmp~0 1)) (.cse1 (= ULTIMATE.start_test_~splverifierCounter~0 0)) (.cse2 (= ~pumpRunning~0 0)) (.cse5 (<= 2 ~waterLevel~0)) (.cse6 (not (= ULTIMATE.start_isHighWaterLevel_~tmp___0~2 0))) (.cse7 (not (= |ULTIMATE.start_isHighWaterLevel_#res| 0))) (.cse8 (= ULTIMATE.start_isHighWaterLevel_~tmp~9 0)) (.cse3 (= |ULTIMATE.start_isMethaneLevelCritical_#res| 0)) (.cse4 (= ~methaneLevelCritical~0 0)) (.cse9 (<= ~waterLevel~0 2)) (.cse10 (= |ULTIMATE.start_valid_product_#res| 1)) (.cse11 (not (= ULTIMATE.start_processEnvironment__wrappee__highWaterSensor_~tmp~6 0))) (.cse12 (= |ULTIMATE.start_isHighWaterSensorDry_#res| 0)) (.cse13 (not (= 0 ~systemActive~0)))) (or (and .cse0 .cse1 .cse2 .cse3 .cse4 (<= |ULTIMATE.start_isMethaneAlarm_#res| 0) .cse5 .cse6 .cse7 .cse8 (<= 0 |ULTIMATE.start_isMethaneAlarm_#res|) .cse9 .cse10 .cse11 .cse12 .cse13) (and .cse0 .cse1 .cse2 .cse5 .cse6 .cse7 .cse8 (not .cse3) (not .cse4) .cse9 .cse10 .cse11 .cse12 .cse13))) [2021-10-21 19:55:17,532 INFO L853 garLoopResultBuilder]: At program point L905-2(lines 898 908) the Hoare annotation is: false [2021-10-21 19:55:17,533 INFO L853 garLoopResultBuilder]: At program point L905-3(lines 898 908) the Hoare annotation is: false [2021-10-21 19:55:17,533 INFO L853 garLoopResultBuilder]: At program point L905-4(lines 898 908) the Hoare annotation is: false [2021-10-21 19:55:17,533 INFO L853 garLoopResultBuilder]: At program point L905-5(lines 898 908) the Hoare annotation is: false [2021-10-21 19:55:17,533 INFO L853 garLoopResultBuilder]: At program point L113(lines 109 115) the Hoare annotation is: (and (= ULTIMATE.start_main_~tmp~0 1) (= ~pumpRunning~0 0) (= ~methaneLevelCritical~0 0) (= |ULTIMATE.start_valid_product_#res| 1) (= ~waterLevel~0 1) (not (= 0 ~systemActive~0))) [2021-10-21 19:55:17,533 INFO L857 garLoopResultBuilder]: For program point L576(lines 576 580) no Hoare annotation was computed. [2021-10-21 19:55:17,533 INFO L857 garLoopResultBuilder]: For program point L576-3(lines 576 580) no Hoare annotation was computed. [2021-10-21 19:55:17,534 INFO L857 garLoopResultBuilder]: For program point L576-6(lines 576 580) no Hoare annotation was computed. [2021-10-21 19:55:17,534 INFO L860 garLoopResultBuilder]: At program point L149(lines 130 152) the Hoare annotation is: true [2021-10-21 19:55:17,534 INFO L857 garLoopResultBuilder]: For program point L843(lines 843 860) no Hoare annotation was computed. [2021-10-21 19:55:17,534 INFO L857 garLoopResultBuilder]: For program point L843-1(lines 843 860) no Hoare annotation was computed. [2021-10-21 19:55:17,534 INFO L857 garLoopResultBuilder]: For program point L843-2(lines 843 860) no Hoare annotation was computed. [2021-10-21 19:55:17,534 INFO L853 garLoopResultBuilder]: At program point L645(lines 640 648) the Hoare annotation is: (let ((.cse10 (<= |ULTIMATE.start_getWaterLevel_#res| 1)) (.cse0 (= ULTIMATE.start_main_~tmp~0 1)) (.cse1 (= ULTIMATE.start_test_~splverifierCounter~0 0)) (.cse2 (= |ULTIMATE.start_isMethaneLevelCritical_#res| 0)) (.cse3 (= ~methaneLevelCritical~0 0)) (.cse11 (<= ~waterLevel~0 1)) (.cse4 (= ULTIMATE.start___utac_acc__Specification3_spec__1_~tmp~4 0)) (.cse5 (= |ULTIMATE.start_valid_product_#res| 1)) (.cse6 (< 0 (+ ULTIMATE.start_activatePump_~tmp~8 1))) (.cse7 (<= ULTIMATE.start_activatePump_~tmp~8 0)) (.cse8 (not (= 0 ~systemActive~0))) (.cse9 (= ~pumpRunning~0 1))) (or (and .cse0 .cse1 .cse2 .cse3 (<= |ULTIMATE.start_isMethaneAlarm_#res| 0) (<= 2 ~waterLevel~0) (not (= ULTIMATE.start_isHighWaterLevel_~tmp___0~2 0)) (not (= |ULTIMATE.start_isHighWaterLevel_#res| 0)) .cse4 (= ULTIMATE.start_isHighWaterLevel_~tmp~9 0) (<= 0 |ULTIMATE.start_isMethaneAlarm_#res|) (<= ~waterLevel~0 2) .cse5 (not (= ULTIMATE.start_processEnvironment__wrappee__highWaterSensor_~tmp~6 0)) (= |ULTIMATE.start_isHighWaterSensorDry_#res| 0) .cse6 .cse7 .cse8 .cse9) (and .cse10 .cse0 .cse1 (= ~pumpRunning~0 0) .cse2 .cse3 .cse11 .cse4 .cse5 .cse8) (and .cse10 .cse0 .cse1 .cse2 .cse3 .cse11 .cse4 .cse5 (= ULTIMATE.start_processEnvironment_~tmp~7 0) .cse6 .cse7 .cse8 .cse9))) [2021-10-21 19:55:17,535 INFO L853 garLoopResultBuilder]: At program point L645-1(lines 640 648) the Hoare annotation is: false [2021-10-21 19:55:17,535 INFO L853 garLoopResultBuilder]: At program point L645-2(lines 640 648) the Hoare annotation is: false [2021-10-21 19:55:17,535 INFO L853 garLoopResultBuilder]: At program point L613(lines 608 616) the Hoare annotation is: false [2021-10-21 19:55:17,535 INFO L853 garLoopResultBuilder]: At program point L613-1(lines 608 616) the Hoare annotation is: (let ((.cse0 (= ULTIMATE.start_main_~tmp~0 1)) (.cse1 (= ULTIMATE.start_test_~splverifierCounter~0 0)) (.cse2 (= ~pumpRunning~0 0)) (.cse7 (= |ULTIMATE.start_isMethaneLevelCritical_#res| 0)) (.cse8 (= ~methaneLevelCritical~0 0)) (.cse3 (<= 2 ~waterLevel~0)) (.cse4 (not (= ULTIMATE.start_isHighWaterLevel_~tmp___0~2 0))) (.cse5 (not (= |ULTIMATE.start_isHighWaterLevel_#res| 0))) (.cse6 (= ULTIMATE.start_isHighWaterLevel_~tmp~9 0)) (.cse9 (<= ~waterLevel~0 2)) (.cse10 (= |ULTIMATE.start_valid_product_#res| 1)) (.cse11 (not (= ULTIMATE.start_processEnvironment__wrappee__highWaterSensor_~tmp~6 0))) (.cse12 (= |ULTIMATE.start_isHighWaterSensorDry_#res| 0)) (.cse13 (not (= 0 ~systemActive~0)))) (or (and .cse0 .cse1 .cse2 .cse3 .cse4 .cse5 .cse6 (not .cse7) (not .cse8) .cse9 .cse10 .cse11 .cse12 .cse13) (and .cse0 .cse1 .cse2 .cse7 .cse8 .cse3 .cse4 .cse5 .cse6 .cse9 .cse10 .cse11 .cse12 .cse13))) [2021-10-21 19:55:17,536 INFO L853 garLoopResultBuilder]: At program point L613-2(lines 608 616) the Hoare annotation is: (let ((.cse19 (= ~methaneLevelCritical~0 0)) (.cse18 (= |ULTIMATE.start_isMethaneLevelCritical_#res| 0))) (let ((.cse2 (= ~pumpRunning~0 0)) (.cse3 (<= ~waterLevel~0 1)) (.cse4 (not .cse18)) (.cse5 (not .cse19)) (.cse20 (= ULTIMATE.start_processEnvironment_~tmp~7 0)) (.cse0 (= ULTIMATE.start_main_~tmp~0 1)) (.cse1 (= ULTIMATE.start_test_~splverifierCounter~0 0)) (.cse14 (<= 2 ~waterLevel~0)) (.cse8 (not (= ULTIMATE.start_isHighWaterLevel_~tmp___0~2 0))) (.cse9 (not (= |ULTIMATE.start_isHighWaterLevel_#res| 0))) (.cse10 (= ULTIMATE.start_isHighWaterLevel_~tmp~9 0)) (.cse11 (<= ~waterLevel~0 2)) (.cse6 (= |ULTIMATE.start_valid_product_#res| 1)) (.cse12 (not (= ULTIMATE.start_processEnvironment__wrappee__highWaterSensor_~tmp~6 0))) (.cse13 (= |ULTIMATE.start_isHighWaterSensorDry_#res| 0)) (.cse15 (< 0 (+ ULTIMATE.start_activatePump_~tmp~8 1))) (.cse16 (<= ULTIMATE.start_activatePump_~tmp~8 0)) (.cse7 (not (= 0 ~systemActive~0))) (.cse17 (= ~pumpRunning~0 1))) (or (and .cse0 .cse1 .cse2 .cse3 .cse4 .cse5 .cse6 .cse7) (and .cse0 .cse1 .cse2 .cse8 .cse9 .cse10 .cse4 .cse5 .cse11 .cse6 .cse12 .cse13 .cse7) (and .cse0 .cse1 .cse14 .cse8 .cse9 .cse10 .cse4 .cse5 .cse11 .cse6 .cse12 .cse13 .cse15 .cse16 .cse7 .cse17) (and .cse0 .cse1 .cse18 .cse19 .cse3 .cse6 .cse20 .cse15 .cse16 .cse7 .cse17) (and .cse0 .cse1 .cse2 .cse18 .cse19 .cse3 .cse6 .cse7) (and .cse0 .cse1 .cse3 .cse4 .cse5 .cse6 .cse20 .cse15 .cse16 .cse7 .cse17) (and .cse0 .cse1 .cse18 .cse19 (<= |ULTIMATE.start_isMethaneAlarm_#res| 0) .cse14 .cse8 .cse9 .cse10 (<= 0 |ULTIMATE.start_isMethaneAlarm_#res|) .cse11 .cse6 .cse12 .cse13 .cse15 .cse16 .cse7 .cse17)))) [2021-10-21 19:55:17,536 INFO L853 garLoopResultBuilder]: At program point L613-3(lines 608 616) the Hoare annotation is: false [2021-10-21 19:55:17,536 INFO L853 garLoopResultBuilder]: At program point L613-4(lines 608 616) the Hoare annotation is: false [2021-10-21 19:55:17,536 INFO L853 garLoopResultBuilder]: At program point L613-5(lines 608 616) the Hoare annotation is: false [2021-10-21 19:55:17,536 INFO L853 garLoopResultBuilder]: At program point L613-6(lines 608 616) the Hoare annotation is: false [2021-10-21 19:55:17,536 INFO L853 garLoopResultBuilder]: At program point L613-7(lines 608 616) the Hoare annotation is: false [2021-10-21 19:55:17,537 INFO L853 garLoopResultBuilder]: At program point L613-8(lines 608 616) the Hoare annotation is: false [2021-10-21 19:55:17,537 INFO L853 garLoopResultBuilder]: At program point L184(lines 179 187) the Hoare annotation is: (and (= ~pumpRunning~0 0) (= ~methaneLevelCritical~0 0) (= |ULTIMATE.start_valid_product_#res| 1) (= ~waterLevel~0 1) (not (= 0 ~systemActive~0))) [2021-10-21 19:55:17,537 INFO L857 garLoopResultBuilder]: For program point ULTIMATE.startENTRY(line -1) no Hoare annotation was computed. [2021-10-21 19:55:17,537 INFO L857 garLoopResultBuilder]: For program point L880(lines 880 886) no Hoare annotation was computed. [2021-10-21 19:55:17,537 INFO L857 garLoopResultBuilder]: For program point L847(lines 847 855) no Hoare annotation was computed. [2021-10-21 19:55:17,537 INFO L857 garLoopResultBuilder]: For program point L880-2(lines 880 886) no Hoare annotation was computed. [2021-10-21 19:55:17,538 INFO L857 garLoopResultBuilder]: For program point L847-1(lines 847 855) no Hoare annotation was computed. [2021-10-21 19:55:17,538 INFO L857 garLoopResultBuilder]: For program point L847-2(lines 847 855) no Hoare annotation was computed. [2021-10-21 19:55:17,538 INFO L857 garLoopResultBuilder]: For program point L880-4(lines 880 886) no Hoare annotation was computed. [2021-10-21 19:55:17,538 INFO L857 garLoopResultBuilder]: For program point L880-6(lines 880 886) no Hoare annotation was computed. [2021-10-21 19:55:17,538 INFO L857 garLoopResultBuilder]: For program point L880-8(lines 880 886) no Hoare annotation was computed. [2021-10-21 19:55:17,538 INFO L857 garLoopResultBuilder]: For program point L880-10(lines 880 886) no Hoare annotation was computed. [2021-10-21 19:55:17,539 INFO L853 garLoopResultBuilder]: At program point L914(lines 909 917) the Hoare annotation is: (and (= ULTIMATE.start_main_~tmp~0 1) (= ULTIMATE.start_test_~splverifierCounter~0 0) (= |ULTIMATE.start_isMethaneLevelCritical_#res| 0) (= ~methaneLevelCritical~0 0) (<= |ULTIMATE.start_isMethaneAlarm_#res| 0) (<= 2 ~waterLevel~0) (not (= ULTIMATE.start_isHighWaterLevel_~tmp___0~2 0)) (not (= |ULTIMATE.start_isHighWaterLevel_#res| 0)) (= ULTIMATE.start___utac_acc__Specification3_spec__1_~tmp~4 0) (= ULTIMATE.start_isHighWaterLevel_~tmp~9 0) (<= 0 |ULTIMATE.start_isMethaneAlarm_#res|) (<= ~waterLevel~0 2) (= |ULTIMATE.start_valid_product_#res| 1) (not (= ULTIMATE.start_processEnvironment__wrappee__highWaterSensor_~tmp~6 0)) (= |ULTIMATE.start_isHighWaterSensorDry_#res| 0) (< 0 (+ ULTIMATE.start_activatePump_~tmp~8 1)) (= |ULTIMATE.start_isPumpRunning_#res| 1) (<= ULTIMATE.start_activatePump_~tmp~8 0) (not (= 0 ~systemActive~0)) (= ~pumpRunning~0 1)) [2021-10-21 19:55:17,539 INFO L853 garLoopResultBuilder]: At program point L914-1(lines 909 917) the Hoare annotation is: false [2021-10-21 19:55:17,539 INFO L853 garLoopResultBuilder]: At program point L914-2(lines 909 917) the Hoare annotation is: false [2021-10-21 19:55:17,539 INFO L857 garLoopResultBuilder]: For program point L749(lines 749 762) no Hoare annotation was computed. [2021-10-21 19:55:17,539 INFO L857 garLoopResultBuilder]: For program point L683(lines 683 703) no Hoare annotation was computed. [2021-10-21 19:55:17,539 INFO L857 garLoopResultBuilder]: For program point L683-2(lines 683 703) no Hoare annotation was computed. [2021-10-21 19:55:17,540 INFO L857 garLoopResultBuilder]: For program point L683-4(lines 683 703) no Hoare annotation was computed. [2021-10-21 19:55:17,540 INFO L857 garLoopResultBuilder]: For program point L982(lines 982 986) no Hoare annotation was computed. [2021-10-21 19:55:17,540 INFO L857 garLoopResultBuilder]: For program point L982-2(lines 982 986) no Hoare annotation was computed. [2021-10-21 19:55:17,540 INFO L857 garLoopResultBuilder]: For program point L982-3(lines 982 986) no Hoare annotation was computed. [2021-10-21 19:55:17,540 INFO L857 garLoopResultBuilder]: For program point L817(lines 817 834) no Hoare annotation was computed. [2021-10-21 19:55:17,540 INFO L857 garLoopResultBuilder]: For program point L982-5(lines 982 986) no Hoare annotation was computed. [2021-10-21 19:55:17,541 INFO L857 garLoopResultBuilder]: For program point L817-1(lines 817 834) no Hoare annotation was computed. [2021-10-21 19:55:17,541 INFO L857 garLoopResultBuilder]: For program point L982-6(lines 982 986) no Hoare annotation was computed. [2021-10-21 19:55:17,541 INFO L857 garLoopResultBuilder]: For program point L817-2(lines 817 834) no Hoare annotation was computed. [2021-10-21 19:55:17,541 INFO L857 garLoopResultBuilder]: For program point L817-3(lines 817 834) no Hoare annotation was computed. [2021-10-21 19:55:17,541 INFO L857 garLoopResultBuilder]: For program point L982-8(lines 982 986) no Hoare annotation was computed. [2021-10-21 19:55:17,541 INFO L857 garLoopResultBuilder]: For program point L817-4(lines 817 834) no Hoare annotation was computed. [2021-10-21 19:55:17,542 INFO L857 garLoopResultBuilder]: For program point L817-5(lines 817 834) no Hoare annotation was computed. [2021-10-21 19:55:17,542 INFO L857 garLoopResultBuilder]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2021-10-21 19:55:17,542 INFO L853 garLoopResultBuilder]: At program point L785(lines 784 803) the Hoare annotation is: (let ((.cse0 (= ULTIMATE.start_main_~tmp~0 1)) (.cse1 (= ULTIMATE.start_test_~splverifierCounter~0 0)) (.cse2 (= |ULTIMATE.start_valid_product_#res| 1)) (.cse3 (not (= 0 ~systemActive~0)))) (or (and .cse0 .cse1 (= ~pumpRunning~0 0) (<= ~waterLevel~0 2) .cse2 .cse3) (and .cse0 .cse1 (<= ~waterLevel~0 1) .cse2 (< 0 (+ ULTIMATE.start_activatePump_~tmp~8 1)) (<= ULTIMATE.start_activatePump_~tmp~8 0) .cse3 (= ~pumpRunning~0 1)))) [2021-10-21 19:55:17,542 INFO L857 garLoopResultBuilder]: For program point L785-1(lines 785 791) no Hoare annotation was computed. [2021-10-21 19:55:17,542 INFO L853 garLoopResultBuilder]: At program point L785-2(lines 784 803) the Hoare annotation is: false [2021-10-21 19:55:17,542 INFO L853 garLoopResultBuilder]: At program point L785-3(lines 784 803) the Hoare annotation is: false [2021-10-21 19:55:17,543 INFO L857 garLoopResultBuilder]: For program point L653(lines 653 659) no Hoare annotation was computed. [2021-10-21 19:55:17,543 INFO L857 garLoopResultBuilder]: For program point L653-1(lines 653 659) no Hoare annotation was computed. [2021-10-21 19:55:17,543 INFO L857 garLoopResultBuilder]: For program point L653-2(lines 653 659) no Hoare annotation was computed. [2021-10-21 19:55:17,543 INFO L857 garLoopResultBuilder]: For program point L653-3(lines 653 659) no Hoare annotation was computed. [2021-10-21 19:55:17,543 INFO L857 garLoopResultBuilder]: For program point L653-4(lines 653 659) no Hoare annotation was computed. [2021-10-21 19:55:17,543 INFO L857 garLoopResultBuilder]: For program point L653-5(lines 653 659) no Hoare annotation was computed. [2021-10-21 19:55:17,544 INFO L857 garLoopResultBuilder]: For program point L720(lines 719 766) no Hoare annotation was computed. [2021-10-21 19:55:17,544 INFO L857 garLoopResultBuilder]: For program point L588(lines 588 592) no Hoare annotation was computed. [2021-10-21 19:55:17,544 INFO L857 garLoopResultBuilder]: For program point L721(lines 721 725) no Hoare annotation was computed. [2021-10-21 19:55:17,544 INFO L857 garLoopResultBuilder]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2021-10-21 19:55:17,544 INFO L857 garLoopResultBuilder]: For program point L821(lines 821 829) no Hoare annotation was computed. [2021-10-21 19:55:17,544 INFO L857 garLoopResultBuilder]: For program point L821-1(lines 821 829) no Hoare annotation was computed. [2021-10-21 19:55:17,544 INFO L857 garLoopResultBuilder]: For program point L821-2(lines 821 829) no Hoare annotation was computed. [2021-10-21 19:55:17,545 INFO L857 garLoopResultBuilder]: For program point L821-3(lines 821 829) no Hoare annotation was computed. [2021-10-21 19:55:17,545 INFO L857 garLoopResultBuilder]: For program point L689(lines 689 702) no Hoare annotation was computed. [2021-10-21 19:55:17,545 INFO L857 garLoopResultBuilder]: For program point L821-4(lines 821 829) no Hoare annotation was computed. [2021-10-21 19:55:17,545 INFO L853 garLoopResultBuilder]: At program point L689-1(lines 1 999) the Hoare annotation is: (let ((.cse7 (= ULTIMATE.start___utac_acc__Specification3_spec__1_~tmp~4 0)) (.cse3 (= ~methaneLevelCritical~0 0)) (.cse2 (= |ULTIMATE.start_isMethaneLevelCritical_#res| 0))) (let ((.cse4 (<= 2 ~waterLevel~0)) (.cse23 (= ~pumpRunning~0 0)) (.cse5 (not (= ULTIMATE.start_isHighWaterLevel_~tmp___0~2 0))) (.cse6 (not (= |ULTIMATE.start_isHighWaterLevel_#res| 0))) (.cse8 (= ULTIMATE.start_isHighWaterLevel_~tmp~9 0)) (.cse18 (not .cse2)) (.cse19 (not .cse3)) (.cse20 (not .cse7)) (.cse9 (<= ~waterLevel~0 2)) (.cse11 (not (= ULTIMATE.start_processEnvironment__wrappee__highWaterSensor_~tmp~6 0))) (.cse12 (= |ULTIMATE.start_isHighWaterSensorDry_#res| 0)) (.cse22 (<= |ULTIMATE.start_getWaterLevel_#res| 1)) (.cse0 (= ULTIMATE.start_main_~tmp~0 1)) (.cse1 (= ULTIMATE.start_test_~splverifierCounter~0 0)) (.cse17 (<= ~waterLevel~0 1)) (.cse10 (= |ULTIMATE.start_valid_product_#res| 1)) (.cse21 (= ULTIMATE.start_processEnvironment_~tmp~7 0)) (.cse13 (< 0 (+ ULTIMATE.start_activatePump_~tmp~8 1))) (.cse14 (<= ULTIMATE.start_activatePump_~tmp~8 0)) (.cse24 (<= ULTIMATE.start___utac_acc__Specification3_spec__1_~tmp___0~0 1)) (.cse15 (not (= 0 ~systemActive~0))) (.cse16 (= ~pumpRunning~0 1))) (or (and .cse0 .cse1 .cse2 .cse3 (<= |ULTIMATE.start_isMethaneAlarm_#res| 0) .cse4 .cse5 .cse6 .cse7 .cse8 (<= 0 |ULTIMATE.start_isMethaneAlarm_#res|) .cse9 .cse10 .cse11 .cse12 .cse13 .cse14 .cse15 .cse16) (and .cse0 .cse1 .cse17 .cse18 .cse19 .cse20 .cse10 .cse21 .cse13 .cse14 .cse15 .cse16) (and .cse22 .cse0 .cse1 .cse23 .cse2 .cse3 .cse17 .cse7 .cse10 .cse24 .cse15) (and .cse0 .cse1 .cse23 .cse3 .cse10 (= ~waterLevel~0 1) .cse15) (and .cse0 .cse1 .cse4 .cse5 .cse6 .cse8 .cse18 .cse19 .cse20 .cse9 .cse10 .cse11 .cse12 .cse13 .cse14 .cse15 .cse16) (and .cse0 .cse1 .cse23 .cse17 .cse18 .cse19 .cse20 .cse10 .cse15) (and .cse0 .cse1 .cse23 .cse5 .cse6 .cse8 .cse18 .cse19 .cse20 .cse9 .cse10 .cse11 .cse12 .cse15) (and .cse22 .cse0 .cse1 .cse2 .cse3 .cse17 .cse7 .cse10 .cse21 .cse13 .cse14 .cse24 .cse15 .cse16)))) [2021-10-21 19:55:17,545 INFO L857 garLoopResultBuilder]: For program point L821-5(lines 821 829) no Hoare annotation was computed. [2021-10-21 19:55:17,546 INFO L857 garLoopResultBuilder]: For program point L689-2(lines 689 702) no Hoare annotation was computed. [2021-10-21 19:55:17,546 INFO L853 garLoopResultBuilder]: At program point L689-3(lines 1 999) the Hoare annotation is: false [2021-10-21 19:55:17,546 INFO L857 garLoopResultBuilder]: For program point L689-4(lines 689 702) no Hoare annotation was computed. [2021-10-21 19:55:17,546 INFO L853 garLoopResultBuilder]: At program point L689-5(lines 1 999) the Hoare annotation is: false [2021-10-21 19:55:17,546 INFO L853 garLoopResultBuilder]: At program point L62-2(lines 62 76) the Hoare annotation is: false [2021-10-21 19:55:17,546 INFO L857 garLoopResultBuilder]: For program point L63(line 63) no Hoare annotation was computed. [2021-10-21 19:55:17,547 INFO L853 garLoopResultBuilder]: At program point L988(lines 973 991) the Hoare annotation is: (and (= ULTIMATE.start_main_~tmp~0 1) (= ULTIMATE.start_test_~splverifierCounter~0 0) (<= ~waterLevel~0 1) (= |ULTIMATE.start_valid_product_#res| 1) (< 0 (+ ULTIMATE.start_activatePump_~tmp~8 1)) (<= ULTIMATE.start_activatePump_~tmp~8 0) (not (= 0 ~systemActive~0)) (= ~pumpRunning~0 1)) [2021-10-21 19:55:17,547 INFO L853 garLoopResultBuilder]: At program point L988-1(lines 973 991) the Hoare annotation is: false [2021-10-21 19:55:17,547 INFO L853 garLoopResultBuilder]: At program point L988-2(lines 973 991) the Hoare annotation is: false [2021-10-21 19:55:17,547 INFO L857 garLoopResultBuilder]: For program point L757(lines 757 761) no Hoare annotation was computed. [2021-10-21 19:55:17,547 INFO L853 garLoopResultBuilder]: At program point L757-2(lines 785 791) the Hoare annotation is: (let ((.cse2 (<= ~waterLevel~0 2)) (.cse3 (= |ULTIMATE.start_valid_product_#res| 1)) (.cse0 (= ULTIMATE.start_main_~tmp~0 1)) (.cse1 (= ULTIMATE.start_test_~splverifierCounter~0 0)) (.cse4 (< 0 (+ ULTIMATE.start_activatePump_~tmp~8 1))) (.cse5 (<= ULTIMATE.start_activatePump_~tmp~8 0)) (.cse6 (not (= 0 ~systemActive~0))) (.cse7 (= ~pumpRunning~0 1))) (or (and .cse0 .cse1 .cse2 .cse3 (= ULTIMATE.start_processEnvironment_~tmp~7 0) .cse4 .cse5 .cse6 .cse7) (and .cse0 .cse1 (= ~pumpRunning~0 0) .cse2 .cse3 .cse6) (and .cse2 .cse3 (or (and .cse0 .cse1 (not (= ULTIMATE.start_processEnvironment__wrappee__highWaterSensor_~tmp~6 0)) (= ~waterLevel~0 1) .cse4 .cse5 .cse6 .cse7) (and .cse0 .cse1 (<= 2 ~waterLevel~0) .cse4 .cse5 .cse6 .cse7))))) [2021-10-21 19:55:17,548 INFO L853 garLoopResultBuilder]: At program point L658(lines 649 662) the Hoare annotation is: false [2021-10-21 19:55:17,548 INFO L853 garLoopResultBuilder]: At program point L658-1(lines 649 662) the Hoare annotation is: (let ((.cse0 (= ULTIMATE.start_main_~tmp~0 1)) (.cse1 (= ULTIMATE.start_test_~splverifierCounter~0 0)) (.cse2 (= ~pumpRunning~0 0)) (.cse3 (= |ULTIMATE.start_valid_product_#res| 1)) (.cse4 (not (= 0 ~systemActive~0)))) (or (and .cse0 .cse1 .cse2 (<= ~waterLevel~0 1) (= |ULTIMATE.start_isHighWaterSensorDry_#res| 1) .cse3 .cse4) (and .cse0 .cse1 .cse2 (<= 2 ~waterLevel~0) (<= ~waterLevel~0 2) .cse3 (= |ULTIMATE.start_isHighWaterSensorDry_#res| 0) .cse4))) [2021-10-21 19:55:17,548 INFO L853 garLoopResultBuilder]: At program point L658-2(lines 649 662) the Hoare annotation is: false [2021-10-21 19:55:17,548 INFO L857 garLoopResultBuilder]: For program point L559(line 559) no Hoare annotation was computed. [2021-10-21 19:55:17,548 INFO L853 garLoopResultBuilder]: At program point L658-3(lines 649 662) the Hoare annotation is: false [2021-10-21 19:55:17,548 INFO L857 garLoopResultBuilder]: For program point L559-1(line 559) no Hoare annotation was computed. [2021-10-21 19:55:17,549 INFO L853 garLoopResultBuilder]: At program point L658-4(lines 649 662) the Hoare annotation is: false [2021-10-21 19:55:17,549 INFO L853 garLoopResultBuilder]: At program point L658-5(lines 649 662) the Hoare annotation is: false [2021-10-21 19:55:17,549 INFO L857 garLoopResultBuilder]: For program point L559-2(line 559) no Hoare annotation was computed. [2021-10-21 19:55:17,549 INFO L857 garLoopResultBuilder]: For program point L-1(line -1) no Hoare annotation was computed. [2021-10-21 19:55:17,549 INFO L853 garLoopResultBuilder]: At program point L792(lines 792 798) the Hoare annotation is: (let ((.cse19 (= ~methaneLevelCritical~0 0)) (.cse18 (= |ULTIMATE.start_isMethaneLevelCritical_#res| 0))) (let ((.cse2 (= ~pumpRunning~0 0)) (.cse9 (not .cse18)) (.cse10 (not .cse19)) (.cse14 (<= 2 ~waterLevel~0)) (.cse6 (not (= ULTIMATE.start_isHighWaterLevel_~tmp___0~2 0))) (.cse7 (not (= |ULTIMATE.start_isHighWaterLevel_#res| 0))) (.cse8 (= ULTIMATE.start_isHighWaterLevel_~tmp~9 0)) (.cse11 (<= ~waterLevel~0 2)) (.cse12 (not (= ULTIMATE.start_processEnvironment__wrappee__highWaterSensor_~tmp~6 0))) (.cse13 (= |ULTIMATE.start_isHighWaterSensorDry_#res| 0)) (.cse0 (= ULTIMATE.start_main_~tmp~0 1)) (.cse1 (= ULTIMATE.start_test_~splverifierCounter~0 0)) (.cse3 (<= ~waterLevel~0 1)) (.cse4 (= |ULTIMATE.start_valid_product_#res| 1)) (.cse15 (< 0 (+ ULTIMATE.start_activatePump_~tmp~8 1))) (.cse16 (<= ULTIMATE.start_activatePump_~tmp~8 0)) (.cse5 (not (= 0 ~systemActive~0))) (.cse17 (= ~pumpRunning~0 1))) (or (and .cse0 .cse1 .cse2 .cse3 .cse4 .cse5) (and .cse0 .cse1 .cse2 .cse6 .cse7 .cse8 .cse9 .cse10 .cse11 .cse4 .cse12 .cse13 .cse5) (and .cse0 .cse1 .cse14 .cse6 .cse7 .cse8 .cse9 .cse10 .cse11 .cse4 .cse12 .cse13 .cse15 .cse16 .cse5 .cse17) (and .cse0 .cse1 .cse18 .cse19 (<= |ULTIMATE.start_isMethaneAlarm_#res| 0) .cse14 .cse6 .cse7 .cse8 (<= 0 |ULTIMATE.start_isMethaneAlarm_#res|) .cse11 .cse4 .cse12 .cse13 .cse15 .cse16 .cse5 .cse17) (and .cse0 .cse1 .cse3 .cse4 (= ULTIMATE.start_processEnvironment_~tmp~7 0) .cse15 .cse16 .cse5 .cse17)))) [2021-10-21 19:55:17,550 INFO L857 garLoopResultBuilder]: For program point ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION(line 559) no Hoare annotation was computed. [2021-10-21 19:55:17,550 INFO L853 garLoopResultBuilder]: At program point L792-1(lines 792 798) the Hoare annotation is: false [2021-10-21 19:55:17,550 INFO L853 garLoopResultBuilder]: At program point L792-2(lines 792 798) the Hoare annotation is: false [2021-10-21 19:55:17,550 INFO L857 garLoopResultBuilder]: For program point L693(lines 693 699) no Hoare annotation was computed. [2021-10-21 19:55:17,550 INFO L857 garLoopResultBuilder]: For program point L693-2(lines 693 699) no Hoare annotation was computed. [2021-10-21 19:55:17,551 INFO L857 garLoopResultBuilder]: For program point L693-4(lines 693 699) no Hoare annotation was computed. [2021-10-21 19:55:17,551 INFO L857 garLoopResultBuilder]: For program point L66(lines 66 70) no Hoare annotation was computed. [2021-10-21 19:55:17,551 INFO L857 garLoopResultBuilder]: For program point L66-1(lines 785 791) no Hoare annotation was computed. [2021-10-21 19:55:17,555 INFO L179 ceAbstractionStarter]: Computing trace abstraction results [2021-10-21 19:55:17,611 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 21.10 07:55:17 BoogieIcfgContainer [2021-10-21 19:55:17,611 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2021-10-21 19:55:17,612 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2021-10-21 19:55:17,612 INFO L271 PluginConnector]: Initializing Witness Printer... [2021-10-21 19:55:17,622 INFO L275 PluginConnector]: Witness Printer initialized [2021-10-21 19:55:17,623 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.10 07:54:56" (3/4) ... [2021-10-21 19:55:17,632 INFO L137 WitnessPrinter]: Generating witness for correct program [2021-10-21 19:55:17,660 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 41 nodes and edges [2021-10-21 19:55:17,661 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 21 nodes and edges [2021-10-21 19:55:17,663 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 10 nodes and edges [2021-10-21 19:55:17,665 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 5 nodes and edges [2021-10-21 19:55:17,666 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 2 nodes and edges [2021-10-21 19:55:17,667 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2021-10-21 19:55:17,669 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2021-10-21 19:55:17,702 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((pumpRunning == 0 && methaneLevelCritical == 0) && \result == 1) && waterLevel == 1) && !(0 == systemActive) [2021-10-21 19:55:17,702 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((tmp == 1 && pumpRunning == 0) && methaneLevelCritical == 0) && \result == 1) && waterLevel == 1) && !(0 == systemActive) [2021-10-21 19:55:17,702 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((((((((((((((((((((((tmp == 1 && splverifierCounter == 0) && \result == 0) && methaneLevelCritical == 0) && \result <= 0) && 2 <= waterLevel) && !(tmp___0 == 0)) && !(\result == 0)) && tmp == 0) && tmp == 0) && 0 <= \result) && waterLevel <= 2) && \result == 1) && !(tmp == 0)) && \result == 0) && 0 < tmp + 1) && tmp <= 0) && !(0 == systemActive)) && pumpRunning == 1) || (((((((((((tmp == 1 && splverifierCounter == 0) && waterLevel <= 1) && !(\result == 0)) && !(methaneLevelCritical == 0)) && !(tmp == 0)) && \result == 1) && tmp == 0) && 0 < tmp + 1) && tmp <= 0) && !(0 == systemActive)) && pumpRunning == 1)) || ((((((((((\result <= 1 && tmp == 1) && splverifierCounter == 0) && pumpRunning == 0) && \result == 0) && methaneLevelCritical == 0) && waterLevel <= 1) && tmp == 0) && \result == 1) && tmp___0 <= 1) && !(0 == systemActive))) || ((((((tmp == 1 && splverifierCounter == 0) && pumpRunning == 0) && methaneLevelCritical == 0) && \result == 1) && waterLevel == 1) && !(0 == systemActive))) || ((((((((((((((((tmp == 1 && splverifierCounter == 0) && 2 <= waterLevel) && !(tmp___0 == 0)) && !(\result == 0)) && tmp == 0) && !(\result == 0)) && !(methaneLevelCritical == 0)) && !(tmp == 0)) && waterLevel <= 2) && \result == 1) && !(tmp == 0)) && \result == 0) && 0 < tmp + 1) && tmp <= 0) && !(0 == systemActive)) && pumpRunning == 1)) || ((((((((tmp == 1 && splverifierCounter == 0) && pumpRunning == 0) && waterLevel <= 1) && !(\result == 0)) && !(methaneLevelCritical == 0)) && !(tmp == 0)) && \result == 1) && !(0 == systemActive))) || (((((((((((((tmp == 1 && splverifierCounter == 0) && pumpRunning == 0) && !(tmp___0 == 0)) && !(\result == 0)) && tmp == 0) && !(\result == 0)) && !(methaneLevelCritical == 0)) && !(tmp == 0)) && waterLevel <= 2) && \result == 1) && !(tmp == 0)) && \result == 0) && !(0 == systemActive))) || (((((((((((((\result <= 1 && tmp == 1) && splverifierCounter == 0) && \result == 0) && methaneLevelCritical == 0) && waterLevel <= 1) && tmp == 0) && \result == 1) && tmp == 0) && 0 < tmp + 1) && tmp <= 0) && tmp___0 <= 1) && !(0 == systemActive)) && pumpRunning == 1) [2021-10-21 19:55:17,703 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((((((((((((((((tmp == 1 && splverifierCounter == 0) && !(\result == 0)) && !(methaneLevelCritical == 0)) && !(tmp == 0)) && waterLevel <= 2) && \result == 1) && tmp == 0) && 0 < tmp + 1) && tmp <= 0) && !(0 == systemActive)) && pumpRunning == 1) || ((((((tmp == 1 && splverifierCounter == 0) && pumpRunning == 0) && methaneLevelCritical == 0) && \result == 1) && waterLevel == 1) && !(0 == systemActive))) || ((((((((tmp == 1 && splverifierCounter == 0) && pumpRunning == 0) && 2 <= waterLevel) && !(\result == 0)) && !(tmp == 0)) && waterLevel <= 2) && \result == 1) && !(0 == systemActive))) || ((((((((((\result <= 1 && tmp == 1) && splverifierCounter == 0) && pumpRunning == 0) && \result == 0) && methaneLevelCritical == 0) && tmp == 0) && waterLevel <= 2) && \result == 1) && tmp___0 <= 1) && !(0 == systemActive))) || ((((((((tmp == 1 && splverifierCounter == 0) && pumpRunning == 0) && waterLevel <= 1) && !(\result == 0)) && !(methaneLevelCritical == 0)) && !(tmp == 0)) && \result == 1) && !(0 == systemActive))) || (((((!(\result == 0) && !(methaneLevelCritical == 0)) && !(tmp == 0)) && waterLevel <= 2) && \result == 1) && ((((((((tmp == 1 && splverifierCounter == 0) && !(tmp == 0)) && waterLevel == 1) && 0 < tmp + 1) && tmp <= 0) && !(0 == systemActive)) && pumpRunning == 1) || ((((((tmp == 1 && splverifierCounter == 0) && 2 <= waterLevel) && 0 < tmp + 1) && tmp <= 0) && !(0 == systemActive)) && pumpRunning == 1)))) || (((((((((((((((tmp == 1 && splverifierCounter == 0) && \result == 0) && methaneLevelCritical == 0) && \result <= 0) && 0 <= \result) && !(tmp == 0)) && waterLevel == 1) && 0 < tmp + 1) && tmp <= 0) && !(0 == systemActive)) && pumpRunning == 1) || ((((((((tmp == 1 && splverifierCounter == 0) && \result == 0) && methaneLevelCritical == 0) && 2 <= waterLevel) && 0 < tmp + 1) && tmp <= 0) && !(0 == systemActive)) && pumpRunning == 1)) && tmp == 0) && waterLevel <= 2) && \result == 1)) || (((((((((((((\result <= 1 && tmp == 1) && splverifierCounter == 0) && \result == 0) && methaneLevelCritical == 0) && waterLevel <= 1) && tmp == 0) && \result == 1) && tmp == 0) && 0 < tmp + 1) && tmp <= 0) && tmp___0 <= 1) && !(0 == systemActive)) && pumpRunning == 1)) || (((((((tmp == 1 && splverifierCounter == 0) && pumpRunning == 0) && methaneLevelCritical == 0) && 2 <= waterLevel) && waterLevel <= 2) && \result == 1) && !(0 == systemActive)) [2021-10-21 19:55:17,704 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((((((((tmp == 1 && splverifierCounter == 0) && waterLevel <= 2) && \result == 1) && tmp == 0) && 0 < tmp + 1) && tmp <= 0) && !(0 == systemActive)) && pumpRunning == 1) || (((((tmp == 1 && splverifierCounter == 0) && pumpRunning == 0) && waterLevel <= 2) && \result == 1) && !(0 == systemActive))) || ((waterLevel <= 2 && \result == 1) && ((((((((tmp == 1 && splverifierCounter == 0) && !(tmp == 0)) && waterLevel == 1) && 0 < tmp + 1) && tmp <= 0) && !(0 == systemActive)) && pumpRunning == 1) || ((((((tmp == 1 && splverifierCounter == 0) && 2 <= waterLevel) && 0 < tmp + 1) && tmp <= 0) && !(0 == systemActive)) && pumpRunning == 1))) [2021-10-21 19:55:17,706 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((((((((tmp == 1 && splverifierCounter == 0) && waterLevel <= 2) && \result == 1) && tmp == 0) && 0 < tmp + 1) && tmp <= 0) && !(0 == systemActive)) && pumpRunning == 1) || (((((tmp == 1 && splverifierCounter == 0) && pumpRunning == 0) && waterLevel <= 2) && \result == 1) && !(0 == systemActive))) || ((waterLevel <= 2 && \result == 1) && ((((((((tmp == 1 && splverifierCounter == 0) && !(tmp == 0)) && waterLevel == 1) && 0 < tmp + 1) && tmp <= 0) && !(0 == systemActive)) && pumpRunning == 1) || ((((((tmp == 1 && splverifierCounter == 0) && 2 <= waterLevel) && 0 < tmp + 1) && tmp <= 0) && !(0 == systemActive)) && pumpRunning == 1))) [2021-10-21 19:55:17,706 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((((tmp == 1 && splverifierCounter == 0) && pumpRunning == 0) && waterLevel <= 2) && \result == 1) && !(0 == systemActive)) || (((((((tmp == 1 && splverifierCounter == 0) && waterLevel <= 1) && \result == 1) && 0 < tmp + 1) && tmp <= 0) && !(0 == systemActive)) && pumpRunning == 1) [2021-10-21 19:55:17,706 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((((((tmp == 1 && splverifierCounter == 0) && pumpRunning == 0) && waterLevel <= 1) && \result == 1) && !(0 == systemActive)) || ((((((((((((tmp == 1 && splverifierCounter == 0) && pumpRunning == 0) && !(tmp___0 == 0)) && !(\result == 0)) && tmp == 0) && !(\result == 0)) && !(methaneLevelCritical == 0)) && waterLevel <= 2) && \result == 1) && !(tmp == 0)) && \result == 0) && !(0 == systemActive))) || (((((((((((((((tmp == 1 && splverifierCounter == 0) && 2 <= waterLevel) && !(tmp___0 == 0)) && !(\result == 0)) && tmp == 0) && !(\result == 0)) && !(methaneLevelCritical == 0)) && waterLevel <= 2) && \result == 1) && !(tmp == 0)) && \result == 0) && 0 < tmp + 1) && tmp <= 0) && !(0 == systemActive)) && pumpRunning == 1)) || (((((((((((((((((tmp == 1 && splverifierCounter == 0) && \result == 0) && methaneLevelCritical == 0) && \result <= 0) && 2 <= waterLevel) && !(tmp___0 == 0)) && !(\result == 0)) && tmp == 0) && 0 <= \result) && waterLevel <= 2) && \result == 1) && !(tmp == 0)) && \result == 0) && 0 < tmp + 1) && tmp <= 0) && !(0 == systemActive)) && pumpRunning == 1)) || ((((((((tmp == 1 && splverifierCounter == 0) && waterLevel <= 1) && \result == 1) && tmp == 0) && 0 < tmp + 1) && tmp <= 0) && !(0 == systemActive)) && pumpRunning == 1) [2021-10-21 19:55:17,709 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((((((((((tmp == 1 && splverifierCounter == 0) && pumpRunning == 0) && waterLevel <= 1) && !(\result == 0)) && !(methaneLevelCritical == 0)) && \result == 1) && !(0 == systemActive)) || ((((((((((((tmp == 1 && splverifierCounter == 0) && pumpRunning == 0) && !(tmp___0 == 0)) && !(\result == 0)) && tmp == 0) && !(\result == 0)) && !(methaneLevelCritical == 0)) && waterLevel <= 2) && \result == 1) && !(tmp == 0)) && \result == 0) && !(0 == systemActive))) || (((((((((((((((tmp == 1 && splverifierCounter == 0) && 2 <= waterLevel) && !(tmp___0 == 0)) && !(\result == 0)) && tmp == 0) && !(\result == 0)) && !(methaneLevelCritical == 0)) && waterLevel <= 2) && \result == 1) && !(tmp == 0)) && \result == 0) && 0 < tmp + 1) && tmp <= 0) && !(0 == systemActive)) && pumpRunning == 1)) || ((((((((((tmp == 1 && splverifierCounter == 0) && \result == 0) && methaneLevelCritical == 0) && waterLevel <= 1) && \result == 1) && tmp == 0) && 0 < tmp + 1) && tmp <= 0) && !(0 == systemActive)) && pumpRunning == 1)) || (((((((tmp == 1 && splverifierCounter == 0) && pumpRunning == 0) && \result == 0) && methaneLevelCritical == 0) && waterLevel <= 1) && \result == 1) && !(0 == systemActive))) || ((((((((((tmp == 1 && splverifierCounter == 0) && waterLevel <= 1) && !(\result == 0)) && !(methaneLevelCritical == 0)) && \result == 1) && tmp == 0) && 0 < tmp + 1) && tmp <= 0) && !(0 == systemActive)) && pumpRunning == 1)) || (((((((((((((((((tmp == 1 && splverifierCounter == 0) && \result == 0) && methaneLevelCritical == 0) && \result <= 0) && 2 <= waterLevel) && !(tmp___0 == 0)) && !(\result == 0)) && tmp == 0) && 0 <= \result) && waterLevel <= 2) && \result == 1) && !(tmp == 0)) && \result == 0) && 0 < tmp + 1) && tmp <= 0) && !(0 == systemActive)) && pumpRunning == 1) [2021-10-21 19:55:17,710 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((((tmp == 1 && splverifierCounter == 0) && waterLevel <= 1) && \result == 1) && 0 < tmp + 1) && tmp <= 0) && !(0 == systemActive)) && pumpRunning == 1 [2021-10-21 19:55:17,714 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((((tmp == 1 && splverifierCounter == 0) && pumpRunning == 0) && waterLevel <= 1) && \result == 1) && \result == 1) && !(0 == systemActive)) || (((((((tmp == 1 && splverifierCounter == 0) && pumpRunning == 0) && 2 <= waterLevel) && waterLevel <= 2) && \result == 1) && \result == 0) && !(0 == systemActive)) [2021-10-21 19:55:17,717 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((((((((((((((((((tmp == 1 && splverifierCounter == 0) && \result == 0) && methaneLevelCritical == 0) && \result <= 0) && 2 <= waterLevel) && !(tmp___0 == 0)) && !(\result == 0)) && tmp == 0) && tmp == 0) && 0 <= \result) && waterLevel <= 2) && \result == 1) && !(tmp == 0)) && \result == 0) && 0 < tmp + 1) && tmp <= 0) && !(0 == systemActive)) && pumpRunning == 1) || (((((((((\result <= 1 && tmp == 1) && splverifierCounter == 0) && pumpRunning == 0) && \result == 0) && methaneLevelCritical == 0) && waterLevel <= 1) && tmp == 0) && \result == 1) && !(0 == systemActive))) || ((((((((((((\result <= 1 && tmp == 1) && splverifierCounter == 0) && \result == 0) && methaneLevelCritical == 0) && waterLevel <= 1) && tmp == 0) && \result == 1) && tmp == 0) && 0 < tmp + 1) && tmp <= 0) && !(0 == systemActive)) && pumpRunning == 1) [2021-10-21 19:55:17,718 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((((tmp == 1 && splverifierCounter == 0) && waterLevel <= 1) && \result == 1) && 0 < tmp + 1) && tmp <= 0) && !(0 == systemActive)) && pumpRunning == 1 [2021-10-21 19:55:17,719 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((((((((tmp == 1 && splverifierCounter == 0) && pumpRunning == 0) && tmp___0 == 0) && tmp == 1) && waterLevel <= 1) && \result == 0) && \result == 1) && \result == 1) && !(0 == systemActive)) || ((((((((((tmp == 1 && splverifierCounter == 0) && pumpRunning == 0) && 2 <= waterLevel) && !(tmp___0 == 0)) && !(\result == 0)) && tmp == 0) && waterLevel <= 2) && \result == 1) && \result == 0) && !(0 == systemActive)) [2021-10-21 19:55:17,722 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((((((((((((((((tmp == 1 && splverifierCounter == 0) && \result == 0) && methaneLevelCritical == 0) && \result <= 0) && 2 <= waterLevel) && !(tmp___0 == 0)) && !(\result == 0)) && tmp == 0) && tmp == 0) && 0 <= \result) && waterLevel <= 2) && \result == 1) && !(tmp == 0)) && \result == 0) && 0 < tmp + 1) && \result == 1) && tmp <= 0) && !(0 == systemActive)) && pumpRunning == 1 [2021-10-21 19:55:17,723 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((((((((((((tmp == 1 && splverifierCounter == 0) && pumpRunning == 0) && 2 <= waterLevel) && !(tmp___0 == 0)) && !(\result == 0)) && tmp == 0) && !(\result == 0)) && !(methaneLevelCritical == 0)) && waterLevel <= 2) && \result == 1) && !(tmp == 0)) && \result == 0) && !(0 == systemActive)) || (((((((((((((tmp == 1 && splverifierCounter == 0) && pumpRunning == 0) && \result == 0) && methaneLevelCritical == 0) && 2 <= waterLevel) && !(tmp___0 == 0)) && !(\result == 0)) && tmp == 0) && waterLevel <= 2) && \result == 1) && !(tmp == 0)) && \result == 0) && !(0 == systemActive)) [2021-10-21 19:55:17,723 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((((((((((((((tmp == 1 && splverifierCounter == 0) && pumpRunning == 0) && \result == 0) && methaneLevelCritical == 0) && \result <= 0) && 2 <= waterLevel) && !(tmp___0 == 0)) && !(\result == 0)) && tmp == 0) && 0 <= \result) && waterLevel <= 2) && \result == 1) && !(tmp == 0)) && \result == 0) && !(0 == systemActive)) || (((((((((((((tmp == 1 && splverifierCounter == 0) && pumpRunning == 0) && 2 <= waterLevel) && !(tmp___0 == 0)) && !(\result == 0)) && tmp == 0) && !(\result == 0)) && !(methaneLevelCritical == 0)) && waterLevel <= 2) && \result == 1) && !(tmp == 0)) && \result == 0) && !(0 == systemActive)) [2021-10-21 19:55:17,798 INFO L141 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ad4d672a-4a25-49b8-8e78-f01aec83d196/bin/uautomizer-j4sWxH34Be/witness.graphml [2021-10-21 19:55:17,798 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2021-10-21 19:55:17,800 INFO L168 Benchmark]: Toolchain (without parser) took 22978.71 ms. Allocated memory was 90.2 MB in the beginning and 283.1 MB in the end (delta: 192.9 MB). Free memory was 55.7 MB in the beginning and 111.6 MB in the end (delta: -55.9 MB). Peak memory consumption was 136.5 MB. Max. memory is 16.1 GB. [2021-10-21 19:55:17,800 INFO L168 Benchmark]: CDTParser took 0.33 ms. Allocated memory is still 90.2 MB. Free memory was 63.2 MB in the beginning and 63.2 MB in the end (delta: 25.5 kB). There was no memory consumed. Max. memory is 16.1 GB. [2021-10-21 19:55:17,801 INFO L168 Benchmark]: CACSL2BoogieTranslator took 655.46 ms. Allocated memory was 90.2 MB in the beginning and 134.2 MB in the end (delta: 44.0 MB). Free memory was 55.6 MB in the beginning and 101.7 MB in the end (delta: -46.1 MB). Peak memory consumption was 10.2 MB. Max. memory is 16.1 GB. [2021-10-21 19:55:17,801 INFO L168 Benchmark]: Boogie Procedure Inliner took 131.90 ms. Allocated memory is still 134.2 MB. Free memory was 101.7 MB in the beginning and 97.7 MB in the end (delta: 4.0 MB). Peak memory consumption was 4.2 MB. Max. memory is 16.1 GB. [2021-10-21 19:55:17,802 INFO L168 Benchmark]: Boogie Preprocessor took 96.53 ms. Allocated memory is still 134.2 MB. Free memory was 97.4 MB in the beginning and 94.4 MB in the end (delta: 3.0 MB). Peak memory consumption was 4.2 MB. Max. memory is 16.1 GB. [2021-10-21 19:55:17,802 INFO L168 Benchmark]: RCFGBuilder took 1210.01 ms. Allocated memory is still 134.2 MB. Free memory was 94.4 MB in the beginning and 82.1 MB in the end (delta: 12.3 MB). Peak memory consumption was 27.1 MB. Max. memory is 16.1 GB. [2021-10-21 19:55:17,803 INFO L168 Benchmark]: TraceAbstraction took 20691.08 ms. Allocated memory was 134.2 MB in the beginning and 283.1 MB in the end (delta: 148.9 MB). Free memory was 82.1 MB in the beginning and 124.2 MB in the end (delta: -42.1 MB). Peak memory consumption was 148.1 MB. Max. memory is 16.1 GB. [2021-10-21 19:55:17,803 INFO L168 Benchmark]: Witness Printer took 186.54 ms. Allocated memory is still 283.1 MB. Free memory was 124.2 MB in the beginning and 111.6 MB in the end (delta: 12.6 MB). Peak memory consumption was 12.6 MB. Max. memory is 16.1 GB. [2021-10-21 19:55:17,805 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.33 ms. Allocated memory is still 90.2 MB. Free memory was 63.2 MB in the beginning and 63.2 MB in the end (delta: 25.5 kB). There was no memory consumed. Max. memory is 16.1 GB. * CACSL2BoogieTranslator took 655.46 ms. Allocated memory was 90.2 MB in the beginning and 134.2 MB in the end (delta: 44.0 MB). Free memory was 55.6 MB in the beginning and 101.7 MB in the end (delta: -46.1 MB). Peak memory consumption was 10.2 MB. Max. memory is 16.1 GB. * Boogie Procedure Inliner took 131.90 ms. Allocated memory is still 134.2 MB. Free memory was 101.7 MB in the beginning and 97.7 MB in the end (delta: 4.0 MB). Peak memory consumption was 4.2 MB. Max. memory is 16.1 GB. * Boogie Preprocessor took 96.53 ms. Allocated memory is still 134.2 MB. Free memory was 97.4 MB in the beginning and 94.4 MB in the end (delta: 3.0 MB). Peak memory consumption was 4.2 MB. Max. memory is 16.1 GB. * RCFGBuilder took 1210.01 ms. Allocated memory is still 134.2 MB. Free memory was 94.4 MB in the beginning and 82.1 MB in the end (delta: 12.3 MB). Peak memory consumption was 27.1 MB. Max. memory is 16.1 GB. * TraceAbstraction took 20691.08 ms. Allocated memory was 134.2 MB in the beginning and 283.1 MB in the end (delta: 148.9 MB). Free memory was 82.1 MB in the beginning and 124.2 MB in the end (delta: -42.1 MB). Peak memory consumption was 148.1 MB. Max. memory is 16.1 GB. * Witness Printer took 186.54 ms. Allocated memory is still 283.1 MB. Free memory was 124.2 MB in the beginning and 111.6 MB in the end (delta: 12.6 MB). Peak memory consumption was 12.6 MB. Max. memory is 16.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: ErrorAutomatonStatistics NumberErrorTraces: 0, NumberStatementsAllTraces: 0, NumberRelevantStatements: 0, 0.0ms ErrorAutomatonConstructionTimeTotal, 0.0ms FaulLocalizationTime, NumberStatementsFirstTrace: -1, TraceLengthAvg: 0, 0.0ms ErrorAutomatonConstructionTimeAvg, 0.0ms ErrorAutomatonDifferenceTimeAvg, 0.0ms ErrorAutomatonDifferenceTimeTotal, NumberOfNoEnhancement: 0, NumberOfFiniteEnhancement: 0, NumberOfInfiniteEnhancement: 0 - PositiveResult [Line: 559]: call to reach_error is unreachable For all program executions holds that call to reach_error is unreachable at this location - PositiveResult [Line: 559]: call to reach_error is unreachable For all program executions holds that call to reach_error is unreachable at this location - PositiveResult [Line: 559]: 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, 141 locations, 3 error locations. Started 1 CEGAR loops. OverallTime: 20549.7ms, OverallIterations: 16, TraceHistogramMax: 2, EmptinessCheckTime: 41.5ms, AutomataDifference: 2382.8ms, DeadEndRemovalTime: 0.0ms, HoareAnnotationTime: 14789.9ms, InitialAbstractionConstructionTime: 22.0ms, PartialOrderReductionTime: 0.0ms, HoareTripleCheckerStatistics: 1885 SDtfs, 3142 SDslu, 3329 SDs, 0 SdLazy, 476 SolverSat, 80 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 657.8ms Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 191 GetRequests, 102 SyntacticMatches, 0 SemanticMatches, 89 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 65 ImplicationChecksByTransitivity, 575.2ms Time, 0.0ms BasicInterpolantAutomatonTime, BiggestAbstraction: size=360occurred in iteration=9, InterpolantAutomatonStates: 101, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0ms DumpTime, AutomataMinimizationStatistics: 562.8ms AutomataMinimizationTime, 16 MinimizatonAttempts, 2515 StatesRemovedByMinimization, 12 NontrivialMinimizations, HoareAnnotationStatistics: 0.0ms HoareAnnotationTime, 58 LocationsWithAnnotation, 58 PreInvPairs, 324 NumberOfFragments, 2211 HoareAnnotationTreeSize, 58 FomulaSimplifications, 22468398 FormulaSimplificationTreeSizeReduction, 5450.6ms HoareSimplificationTime, 58 FomulaSimplificationsInter, 2705777 FormulaSimplificationTreeSizeReductionInter, 9312.6ms HoareSimplificationTimeInter, RefinementEngineStatistics: TRACE_CHECK: 111.7ms SsaConstructionTime, 596.7ms SatisfiabilityAnalysisTime, 1401.9ms InterpolantComputationTime, 667 NumberOfCodeBlocks, 667 NumberOfCodeBlocksAsserted, 17 NumberOfCheckSat, 650 ConstructedInterpolants, 0 QuantifiedInterpolants, 1237 SizeOfPredicates, 3 NumberOfNonLiveVariables, 463 ConjunctsInSsa, 7 ConjunctsInUnsatCore, 17 InterpolantComputations, 15 PerfectInterpolantSequences, 78/90 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: 1]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 954]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 898]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 1]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 898]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 649]: Loop Invariant Derived loop invariant: ((((((tmp == 1 && splverifierCounter == 0) && pumpRunning == 0) && waterLevel <= 1) && \result == 1) && \result == 1) && !(0 == systemActive)) || (((((((tmp == 1 && splverifierCounter == 0) && pumpRunning == 0) && 2 <= waterLevel) && waterLevel <= 2) && \result == 1) && \result == 0) && !(0 == systemActive)) - InvariantResult [Line: 608]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 909]: Loop Invariant Derived loop invariant: ((((((((((((((((((tmp == 1 && splverifierCounter == 0) && \result == 0) && methaneLevelCritical == 0) && \result <= 0) && 2 <= waterLevel) && !(tmp___0 == 0)) && !(\result == 0)) && tmp == 0) && tmp == 0) && 0 <= \result) && waterLevel <= 2) && \result == 1) && !(tmp == 0)) && \result == 0) && 0 < tmp + 1) && \result == 1) && tmp <= 0) && !(0 == systemActive)) && pumpRunning == 1 - InvariantResult [Line: 792]: Loop Invariant Derived loop invariant: ((((((((tmp == 1 && splverifierCounter == 0) && pumpRunning == 0) && waterLevel <= 1) && \result == 1) && !(0 == systemActive)) || ((((((((((((tmp == 1 && splverifierCounter == 0) && pumpRunning == 0) && !(tmp___0 == 0)) && !(\result == 0)) && tmp == 0) && !(\result == 0)) && !(methaneLevelCritical == 0)) && waterLevel <= 2) && \result == 1) && !(tmp == 0)) && \result == 0) && !(0 == systemActive))) || (((((((((((((((tmp == 1 && splverifierCounter == 0) && 2 <= waterLevel) && !(tmp___0 == 0)) && !(\result == 0)) && tmp == 0) && !(\result == 0)) && !(methaneLevelCritical == 0)) && waterLevel <= 2) && \result == 1) && !(tmp == 0)) && \result == 0) && 0 < tmp + 1) && tmp <= 0) && !(0 == systemActive)) && pumpRunning == 1)) || (((((((((((((((((tmp == 1 && splverifierCounter == 0) && \result == 0) && methaneLevelCritical == 0) && \result <= 0) && 2 <= waterLevel) && !(tmp___0 == 0)) && !(\result == 0)) && tmp == 0) && 0 <= \result) && waterLevel <= 2) && \result == 1) && !(tmp == 0)) && \result == 0) && 0 < tmp + 1) && tmp <= 0) && !(0 == systemActive)) && pumpRunning == 1)) || ((((((((tmp == 1 && splverifierCounter == 0) && waterLevel <= 1) && \result == 1) && tmp == 0) && 0 < tmp + 1) && tmp <= 0) && !(0 == systemActive)) && pumpRunning == 1) - InvariantResult [Line: 608]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 954]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 179]: Loop Invariant Derived loop invariant: (((pumpRunning == 0 && methaneLevelCritical == 0) && \result == 1) && waterLevel == 1) && !(0 == systemActive) - InvariantResult [Line: 608]: Loop Invariant Derived loop invariant: ((((((((((((tmp == 1 && splverifierCounter == 0) && pumpRunning == 0) && waterLevel <= 1) && !(\result == 0)) && !(methaneLevelCritical == 0)) && \result == 1) && !(0 == systemActive)) || ((((((((((((tmp == 1 && splverifierCounter == 0) && pumpRunning == 0) && !(tmp___0 == 0)) && !(\result == 0)) && tmp == 0) && !(\result == 0)) && !(methaneLevelCritical == 0)) && waterLevel <= 2) && \result == 1) && !(tmp == 0)) && \result == 0) && !(0 == systemActive))) || (((((((((((((((tmp == 1 && splverifierCounter == 0) && 2 <= waterLevel) && !(tmp___0 == 0)) && !(\result == 0)) && tmp == 0) && !(\result == 0)) && !(methaneLevelCritical == 0)) && waterLevel <= 2) && \result == 1) && !(tmp == 0)) && \result == 0) && 0 < tmp + 1) && tmp <= 0) && !(0 == systemActive)) && pumpRunning == 1)) || ((((((((((tmp == 1 && splverifierCounter == 0) && \result == 0) && methaneLevelCritical == 0) && waterLevel <= 1) && \result == 1) && tmp == 0) && 0 < tmp + 1) && tmp <= 0) && !(0 == systemActive)) && pumpRunning == 1)) || (((((((tmp == 1 && splverifierCounter == 0) && pumpRunning == 0) && \result == 0) && methaneLevelCritical == 0) && waterLevel <= 1) && \result == 1) && !(0 == systemActive))) || ((((((((((tmp == 1 && splverifierCounter == 0) && waterLevel <= 1) && !(\result == 0)) && !(methaneLevelCritical == 0)) && \result == 1) && tmp == 0) && 0 < tmp + 1) && tmp <= 0) && !(0 == systemActive)) && pumpRunning == 1)) || (((((((((((((((((tmp == 1 && splverifierCounter == 0) && \result == 0) && methaneLevelCritical == 0) && \result <= 0) && 2 <= waterLevel) && !(tmp___0 == 0)) && !(\result == 0)) && tmp == 0) && 0 <= \result) && waterLevel <= 2) && \result == 1) && !(tmp == 0)) && \result == 0) && 0 < tmp + 1) && tmp <= 0) && !(0 == systemActive)) && pumpRunning == 1) - InvariantResult [Line: 973]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 1]: Loop Invariant Derived loop invariant: ((((((((((((((((((((((((tmp == 1 && splverifierCounter == 0) && \result == 0) && methaneLevelCritical == 0) && \result <= 0) && 2 <= waterLevel) && !(tmp___0 == 0)) && !(\result == 0)) && tmp == 0) && tmp == 0) && 0 <= \result) && waterLevel <= 2) && \result == 1) && !(tmp == 0)) && \result == 0) && 0 < tmp + 1) && tmp <= 0) && !(0 == systemActive)) && pumpRunning == 1) || (((((((((((tmp == 1 && splverifierCounter == 0) && waterLevel <= 1) && !(\result == 0)) && !(methaneLevelCritical == 0)) && !(tmp == 0)) && \result == 1) && tmp == 0) && 0 < tmp + 1) && tmp <= 0) && !(0 == systemActive)) && pumpRunning == 1)) || ((((((((((\result <= 1 && tmp == 1) && splverifierCounter == 0) && pumpRunning == 0) && \result == 0) && methaneLevelCritical == 0) && waterLevel <= 1) && tmp == 0) && \result == 1) && tmp___0 <= 1) && !(0 == systemActive))) || ((((((tmp == 1 && splverifierCounter == 0) && pumpRunning == 0) && methaneLevelCritical == 0) && \result == 1) && waterLevel == 1) && !(0 == systemActive))) || ((((((((((((((((tmp == 1 && splverifierCounter == 0) && 2 <= waterLevel) && !(tmp___0 == 0)) && !(\result == 0)) && tmp == 0) && !(\result == 0)) && !(methaneLevelCritical == 0)) && !(tmp == 0)) && waterLevel <= 2) && \result == 1) && !(tmp == 0)) && \result == 0) && 0 < tmp + 1) && tmp <= 0) && !(0 == systemActive)) && pumpRunning == 1)) || ((((((((tmp == 1 && splverifierCounter == 0) && pumpRunning == 0) && waterLevel <= 1) && !(\result == 0)) && !(methaneLevelCritical == 0)) && !(tmp == 0)) && \result == 1) && !(0 == systemActive))) || (((((((((((((tmp == 1 && splverifierCounter == 0) && pumpRunning == 0) && !(tmp___0 == 0)) && !(\result == 0)) && tmp == 0) && !(\result == 0)) && !(methaneLevelCritical == 0)) && !(tmp == 0)) && waterLevel <= 2) && \result == 1) && !(tmp == 0)) && \result == 0) && !(0 == systemActive))) || (((((((((((((\result <= 1 && tmp == 1) && splverifierCounter == 0) && \result == 0) && methaneLevelCritical == 0) && waterLevel <= 1) && tmp == 0) && \result == 1) && tmp == 0) && 0 < tmp + 1) && tmp <= 0) && tmp___0 <= 1) && !(0 == systemActive)) && pumpRunning == 1) - InvariantResult [Line: 130]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 649]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 62]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 608]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 784]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 792]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 663]: Loop Invariant Derived loop invariant: ((((((tmp == 1 && splverifierCounter == 0) && waterLevel <= 1) && \result == 1) && 0 < tmp + 1) && tmp <= 0) && !(0 == systemActive)) && pumpRunning == 1 - InvariantResult [Line: 784]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 954]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 909]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 649]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 649]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 973]: Loop Invariant Derived loop invariant: ((((((tmp == 1 && splverifierCounter == 0) && waterLevel <= 1) && \result == 1) && 0 < tmp + 1) && tmp <= 0) && !(0 == systemActive)) && pumpRunning == 1 - InvariantResult [Line: 608]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 718]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 649]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 608]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 898]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 1]: Loop Invariant Derived loop invariant: ((pumpRunning == 0 && methaneLevelCritical == 0) && waterLevel == 1) && !(0 == systemActive) - InvariantResult [Line: 109]: Loop Invariant Derived loop invariant: ((((tmp == 1 && pumpRunning == 0) && methaneLevelCritical == 0) && \result == 1) && waterLevel == 1) && !(0 == systemActive) - InvariantResult [Line: 140]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 663]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 640]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 739]: Loop Invariant Derived loop invariant: (((((((((tmp == 1 && splverifierCounter == 0) && waterLevel <= 2) && \result == 1) && tmp == 0) && 0 < tmp + 1) && tmp <= 0) && !(0 == systemActive)) && pumpRunning == 1) || (((((tmp == 1 && splverifierCounter == 0) && pumpRunning == 0) && waterLevel <= 2) && \result == 1) && !(0 == systemActive))) || ((waterLevel <= 2 && \result == 1) && ((((((((tmp == 1 && splverifierCounter == 0) && !(tmp == 0)) && waterLevel == 1) && 0 < tmp + 1) && tmp <= 0) && !(0 == systemActive)) && pumpRunning == 1) || ((((((tmp == 1 && splverifierCounter == 0) && 2 <= waterLevel) && 0 < tmp + 1) && tmp <= 0) && !(0 == systemActive)) && pumpRunning == 1))) - InvariantResult [Line: 729]: Loop Invariant Derived loop invariant: ((((((((((((((((((tmp == 1 && splverifierCounter == 0) && !(\result == 0)) && !(methaneLevelCritical == 0)) && !(tmp == 0)) && waterLevel <= 2) && \result == 1) && tmp == 0) && 0 < tmp + 1) && tmp <= 0) && !(0 == systemActive)) && pumpRunning == 1) || ((((((tmp == 1 && splverifierCounter == 0) && pumpRunning == 0) && methaneLevelCritical == 0) && \result == 1) && waterLevel == 1) && !(0 == systemActive))) || ((((((((tmp == 1 && splverifierCounter == 0) && pumpRunning == 0) && 2 <= waterLevel) && !(\result == 0)) && !(tmp == 0)) && waterLevel <= 2) && \result == 1) && !(0 == systemActive))) || ((((((((((\result <= 1 && tmp == 1) && splverifierCounter == 0) && pumpRunning == 0) && \result == 0) && methaneLevelCritical == 0) && tmp == 0) && waterLevel <= 2) && \result == 1) && tmp___0 <= 1) && !(0 == systemActive))) || ((((((((tmp == 1 && splverifierCounter == 0) && pumpRunning == 0) && waterLevel <= 1) && !(\result == 0)) && !(methaneLevelCritical == 0)) && !(tmp == 0)) && \result == 1) && !(0 == systemActive))) || (((((!(\result == 0) && !(methaneLevelCritical == 0)) && !(tmp == 0)) && waterLevel <= 2) && \result == 1) && ((((((((tmp == 1 && splverifierCounter == 0) && !(tmp == 0)) && waterLevel == 1) && 0 < tmp + 1) && tmp <= 0) && !(0 == systemActive)) && pumpRunning == 1) || ((((((tmp == 1 && splverifierCounter == 0) && 2 <= waterLevel) && 0 < tmp + 1) && tmp <= 0) && !(0 == systemActive)) && pumpRunning == 1)))) || (((((((((((((((tmp == 1 && splverifierCounter == 0) && \result == 0) && methaneLevelCritical == 0) && \result <= 0) && 0 <= \result) && !(tmp == 0)) && waterLevel == 1) && 0 < tmp + 1) && tmp <= 0) && !(0 == systemActive)) && pumpRunning == 1) || ((((((((tmp == 1 && splverifierCounter == 0) && \result == 0) && methaneLevelCritical == 0) && 2 <= waterLevel) && 0 < tmp + 1) && tmp <= 0) && !(0 == systemActive)) && pumpRunning == 1)) && tmp == 0) && waterLevel <= 2) && \result == 1)) || (((((((((((((\result <= 1 && tmp == 1) && splverifierCounter == 0) && \result == 0) && methaneLevelCritical == 0) && waterLevel <= 1) && tmp == 0) && \result == 1) && tmp == 0) && 0 < tmp + 1) && tmp <= 0) && tmp___0 <= 1) && !(0 == systemActive)) && pumpRunning == 1)) || (((((((tmp == 1 && splverifierCounter == 0) && pumpRunning == 0) && methaneLevelCritical == 0) && 2 <= waterLevel) && waterLevel <= 2) && \result == 1) && !(0 == systemActive)) - InvariantResult [Line: 954]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 954]: Loop Invariant Derived loop invariant: (((((((((tmp == 1 && splverifierCounter == 0) && pumpRunning == 0) && tmp___0 == 0) && tmp == 1) && waterLevel <= 1) && \result == 0) && \result == 1) && \result == 1) && !(0 == systemActive)) || ((((((((((tmp == 1 && splverifierCounter == 0) && pumpRunning == 0) && 2 <= waterLevel) && !(tmp___0 == 0)) && !(\result == 0)) && tmp == 0) && waterLevel <= 2) && \result == 1) && \result == 0) && !(0 == systemActive)) - InvariantResult [Line: 608]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 663]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 909]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 898]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 640]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 608]: Loop Invariant Derived loop invariant: (((((((((((((tmp == 1 && splverifierCounter == 0) && pumpRunning == 0) && 2 <= waterLevel) && !(tmp___0 == 0)) && !(\result == 0)) && tmp == 0) && !(\result == 0)) && !(methaneLevelCritical == 0)) && waterLevel <= 2) && \result == 1) && !(tmp == 0)) && \result == 0) && !(0 == systemActive)) || (((((((((((((tmp == 1 && splverifierCounter == 0) && pumpRunning == 0) && \result == 0) && methaneLevelCritical == 0) && 2 <= waterLevel) && !(tmp___0 == 0)) && !(\result == 0)) && tmp == 0) && waterLevel <= 2) && \result == 1) && !(tmp == 0)) && \result == 0) && !(0 == systemActive)) - InvariantResult [Line: 785]: Loop Invariant Derived loop invariant: (((((((((tmp == 1 && splverifierCounter == 0) && waterLevel <= 2) && \result == 1) && tmp == 0) && 0 < tmp + 1) && tmp <= 0) && !(0 == systemActive)) && pumpRunning == 1) || (((((tmp == 1 && splverifierCounter == 0) && pumpRunning == 0) && waterLevel <= 2) && \result == 1) && !(0 == systemActive))) || ((waterLevel <= 2 && \result == 1) && ((((((((tmp == 1 && splverifierCounter == 0) && !(tmp == 0)) && waterLevel == 1) && 0 < tmp + 1) && tmp <= 0) && !(0 == systemActive)) && pumpRunning == 1) || ((((((tmp == 1 && splverifierCounter == 0) && 2 <= waterLevel) && 0 < tmp + 1) && tmp <= 0) && !(0 == systemActive)) && pumpRunning == 1))) - InvariantResult [Line: 784]: Loop Invariant Derived loop invariant: (((((tmp == 1 && splverifierCounter == 0) && pumpRunning == 0) && waterLevel <= 2) && \result == 1) && !(0 == systemActive)) || (((((((tmp == 1 && splverifierCounter == 0) && waterLevel <= 1) && \result == 1) && 0 < tmp + 1) && tmp <= 0) && !(0 == systemActive)) && pumpRunning == 1) - InvariantResult [Line: 792]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 954]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 608]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 898]: Loop Invariant Derived loop invariant: (((((((((((((((tmp == 1 && splverifierCounter == 0) && pumpRunning == 0) && \result == 0) && methaneLevelCritical == 0) && \result <= 0) && 2 <= waterLevel) && !(tmp___0 == 0)) && !(\result == 0)) && tmp == 0) && 0 <= \result) && waterLevel <= 2) && \result == 1) && !(tmp == 0)) && \result == 0) && !(0 == systemActive)) || (((((((((((((tmp == 1 && splverifierCounter == 0) && pumpRunning == 0) && 2 <= waterLevel) && !(tmp___0 == 0)) && !(\result == 0)) && tmp == 0) && !(\result == 0)) && !(methaneLevelCritical == 0)) && waterLevel <= 2) && \result == 1) && !(tmp == 0)) && \result == 0) && !(0 == systemActive)) - InvariantResult [Line: 898]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 973]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 640]: Loop Invariant Derived loop invariant: (((((((((((((((((((tmp == 1 && splverifierCounter == 0) && \result == 0) && methaneLevelCritical == 0) && \result <= 0) && 2 <= waterLevel) && !(tmp___0 == 0)) && !(\result == 0)) && tmp == 0) && tmp == 0) && 0 <= \result) && waterLevel <= 2) && \result == 1) && !(tmp == 0)) && \result == 0) && 0 < tmp + 1) && tmp <= 0) && !(0 == systemActive)) && pumpRunning == 1) || (((((((((\result <= 1 && tmp == 1) && splverifierCounter == 0) && pumpRunning == 0) && \result == 0) && methaneLevelCritical == 0) && waterLevel <= 1) && tmp == 0) && \result == 1) && !(0 == systemActive))) || ((((((((((((\result <= 1 && tmp == 1) && splverifierCounter == 0) && \result == 0) && methaneLevelCritical == 0) && waterLevel <= 1) && tmp == 0) && \result == 1) && tmp == 0) && 0 < tmp + 1) && tmp <= 0) && !(0 == systemActive)) && pumpRunning == 1) - InvariantResult [Line: 649]: Loop Invariant Derived loop invariant: 0 RESULT: Ultimate proved your program to be correct! [2021-10-21 19:55:17,888 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ad4d672a-4a25-49b8-8e78-f01aec83d196/bin/uautomizer-j4sWxH34Be/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Ended with exit code 0 Received shutdown request...