./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/product-lines/minepump_spec2_product48.cil.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version b2eff8ba Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_79ea559b-90bc-4c29-a403-1ecf1c1c8a6b/bin/uautomizer-UnR33cPsHg/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_79ea559b-90bc-4c29-a403-1ecf1c1c8a6b/bin/uautomizer-UnR33cPsHg/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_79ea559b-90bc-4c29-a403-1ecf1c1c8a6b/bin/uautomizer-UnR33cPsHg/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_79ea559b-90bc-4c29-a403-1ecf1c1c8a6b/bin/uautomizer-UnR33cPsHg/config/AutomizerReach.xml -i ../../sv-benchmarks/c/product-lines/minepump_spec2_product48.cil.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_79ea559b-90bc-4c29-a403-1ecf1c1c8a6b/bin/uautomizer-UnR33cPsHg/config/svcomp-Reach-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_79ea559b-90bc-4c29-a403-1ecf1c1c8a6b/bin/uautomizer-UnR33cPsHg --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 797436b26f0180d1dd4048b2036765c1f76ffc9f34d72e35837e9efcc5780486 ............................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................ Execution finished normally Writing output log to file Ultimate.log Result: TRUE --- Real Ultimate output --- This is Ultimate 0.2.1-dev-b2eff8b [2021-10-28 08:46:36,712 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-10-28 08:46:36,715 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-10-28 08:46:36,760 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-10-28 08:46:36,761 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-10-28 08:46:36,763 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-10-28 08:46:36,765 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-10-28 08:46:36,768 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-10-28 08:46:36,771 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-10-28 08:46:36,772 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-10-28 08:46:36,774 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-10-28 08:46:36,776 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-10-28 08:46:36,777 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-10-28 08:46:36,779 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-10-28 08:46:36,781 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-10-28 08:46:36,783 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-10-28 08:46:36,785 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-10-28 08:46:36,787 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-10-28 08:46:36,790 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-10-28 08:46:36,793 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-10-28 08:46:36,796 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-10-28 08:46:36,798 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-10-28 08:46:36,800 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-10-28 08:46:36,802 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-10-28 08:46:36,807 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-10-28 08:46:36,807 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-10-28 08:46:36,808 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-10-28 08:46:36,810 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-10-28 08:46:36,811 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-10-28 08:46:36,812 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-10-28 08:46:36,813 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-10-28 08:46:36,814 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-10-28 08:46:36,815 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-10-28 08:46:36,817 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-10-28 08:46:36,819 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-10-28 08:46:36,819 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-10-28 08:46:36,821 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-10-28 08:46:36,821 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-10-28 08:46:36,822 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-10-28 08:46:36,823 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-10-28 08:46:36,823 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-10-28 08:46:36,827 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_79ea559b-90bc-4c29-a403-1ecf1c1c8a6b/bin/uautomizer-UnR33cPsHg/config/svcomp-Reach-32bit-Automizer_Default.epf [2021-10-28 08:46:36,890 INFO L113 SettingsManager]: Loading preferences was successful [2021-10-28 08:46:36,890 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-10-28 08:46:36,891 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2021-10-28 08:46:36,891 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2021-10-28 08:46:36,892 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-10-28 08:46:36,893 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-10-28 08:46:36,893 INFO L138 SettingsManager]: * Use SBE=true [2021-10-28 08:46:36,893 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-10-28 08:46:36,893 INFO L138 SettingsManager]: * sizeof long=4 [2021-10-28 08:46:36,894 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-10-28 08:46:36,894 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-10-28 08:46:36,894 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-10-28 08:46:36,894 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-10-28 08:46:36,895 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-10-28 08:46:36,895 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-10-28 08:46:36,895 INFO L138 SettingsManager]: * sizeof long double=12 [2021-10-28 08:46:36,895 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-10-28 08:46:36,895 INFO L138 SettingsManager]: * Use constant arrays=true [2021-10-28 08:46:36,896 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-10-28 08:46:36,896 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-10-28 08:46:36,896 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-10-28 08:46:36,896 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-10-28 08:46:36,897 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-10-28 08:46:36,897 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-10-28 08:46:36,897 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-10-28 08:46:36,897 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-10-28 08:46:36,898 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2021-10-28 08:46:36,898 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-10-28 08:46:36,898 INFO L138 SettingsManager]: * Large block encoding in concurrent analysis=OFF [2021-10-28 08:46:36,898 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2021-10-28 08:46:36,899 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-10-28 08:46:36,899 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-10-28 08:46:36,899 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_79ea559b-90bc-4c29-a403-1ecf1c1c8a6b/bin/uautomizer-UnR33cPsHg/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_79ea559b-90bc-4c29-a403-1ecf1c1c8a6b/bin/uautomizer-UnR33cPsHg Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 797436b26f0180d1dd4048b2036765c1f76ffc9f34d72e35837e9efcc5780486 [2021-10-28 08:46:37,249 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-10-28 08:46:37,277 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-10-28 08:46:37,280 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-10-28 08:46:37,282 INFO L271 PluginConnector]: Initializing CDTParser... [2021-10-28 08:46:37,283 INFO L275 PluginConnector]: CDTParser initialized [2021-10-28 08:46:37,285 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_79ea559b-90bc-4c29-a403-1ecf1c1c8a6b/bin/uautomizer-UnR33cPsHg/../../sv-benchmarks/c/product-lines/minepump_spec2_product48.cil.c [2021-10-28 08:46:37,367 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_79ea559b-90bc-4c29-a403-1ecf1c1c8a6b/bin/uautomizer-UnR33cPsHg/data/858d96844/9a121fe2c4514865a993eb9ea5962beb/FLAG273588033 [2021-10-28 08:46:38,012 INFO L306 CDTParser]: Found 1 translation units. [2021-10-28 08:46:38,013 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_79ea559b-90bc-4c29-a403-1ecf1c1c8a6b/sv-benchmarks/c/product-lines/minepump_spec2_product48.cil.c [2021-10-28 08:46:38,041 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_79ea559b-90bc-4c29-a403-1ecf1c1c8a6b/bin/uautomizer-UnR33cPsHg/data/858d96844/9a121fe2c4514865a993eb9ea5962beb/FLAG273588033 [2021-10-28 08:46:38,277 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_79ea559b-90bc-4c29-a403-1ecf1c1c8a6b/bin/uautomizer-UnR33cPsHg/data/858d96844/9a121fe2c4514865a993eb9ea5962beb [2021-10-28 08:46:38,280 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-10-28 08:46:38,282 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-10-28 08:46:38,284 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-10-28 08:46:38,284 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-10-28 08:46:38,288 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-10-28 08:46:38,289 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 28.10 08:46:38" (1/1) ... [2021-10-28 08:46:38,291 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@76d245ae and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 08:46:38, skipping insertion in model container [2021-10-28 08:46:38,291 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 28.10 08:46:38" (1/1) ... [2021-10-28 08:46:38,300 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-10-28 08:46:38,366 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-10-28 08:46:38,711 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_79ea559b-90bc-4c29-a403-1ecf1c1c8a6b/sv-benchmarks/c/product-lines/minepump_spec2_product48.cil.c[17766,17779] [2021-10-28 08:46:38,722 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-10-28 08:46:38,735 INFO L203 MainTranslator]: Completed pre-run [2021-10-28 08:46:38,868 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_79ea559b-90bc-4c29-a403-1ecf1c1c8a6b/sv-benchmarks/c/product-lines/minepump_spec2_product48.cil.c[17766,17779] [2021-10-28 08:46:38,872 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-10-28 08:46:38,901 INFO L208 MainTranslator]: Completed translation [2021-10-28 08:46:38,902 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 08:46:38 WrapperNode [2021-10-28 08:46:38,902 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-10-28 08:46:38,904 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-10-28 08:46:38,904 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-10-28 08:46:38,904 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-10-28 08:46:38,914 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 08:46:38" (1/1) ... [2021-10-28 08:46:38,946 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 08:46:38" (1/1) ... [2021-10-28 08:46:39,029 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-10-28 08:46:39,030 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-10-28 08:46:39,030 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-10-28 08:46:39,031 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-10-28 08:46:39,042 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 08:46:38" (1/1) ... [2021-10-28 08:46:39,054 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 08:46:38" (1/1) ... [2021-10-28 08:46:39,061 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 08:46:38" (1/1) ... [2021-10-28 08:46:39,061 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 08:46:38" (1/1) ... [2021-10-28 08:46:39,112 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 08:46:38" (1/1) ... [2021-10-28 08:46:39,124 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 08:46:38" (1/1) ... [2021-10-28 08:46:39,127 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 08:46:38" (1/1) ... [2021-10-28 08:46:39,134 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-10-28 08:46:39,135 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-10-28 08:46:39,136 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-10-28 08:46:39,136 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-10-28 08:46:39,137 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 08:46:38" (1/1) ... [2021-10-28 08:46:39,147 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-10-28 08:46:39,165 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_79ea559b-90bc-4c29-a403-1ecf1c1c8a6b/bin/uautomizer-UnR33cPsHg/z3 [2021-10-28 08:46:39,180 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_79ea559b-90bc-4c29-a403-1ecf1c1c8a6b/bin/uautomizer-UnR33cPsHg/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2021-10-28 08:46:39,251 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_79ea559b-90bc-4c29-a403-1ecf1c1c8a6b/bin/uautomizer-UnR33cPsHg/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2021-10-28 08:46:39,317 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-10-28 08:46:39,318 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-10-28 08:46:39,318 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-10-28 08:46:39,319 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-10-28 08:46:40,539 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-10-28 08:46:40,539 INFO L299 CfgBuilder]: Removed 200 assume(true) statements. [2021-10-28 08:46:40,543 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 28.10 08:46:40 BoogieIcfgContainer [2021-10-28 08:46:40,543 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-10-28 08:46:40,546 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2021-10-28 08:46:40,546 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2021-10-28 08:46:40,551 INFO L275 PluginConnector]: TraceAbstraction initialized [2021-10-28 08:46:40,552 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 28.10 08:46:38" (1/3) ... [2021-10-28 08:46:40,553 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@1569a11f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 28.10 08:46:40, skipping insertion in model container [2021-10-28 08:46:40,553 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 08:46:38" (2/3) ... [2021-10-28 08:46:40,554 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@1569a11f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 28.10 08:46:40, skipping insertion in model container [2021-10-28 08:46:40,554 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 28.10 08:46:40" (3/3) ... [2021-10-28 08:46:40,557 INFO L111 eAbstractionObserver]: Analyzing ICFG minepump_spec2_product48.cil.c [2021-10-28 08:46:40,573 INFO L204 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2021-10-28 08:46:40,573 INFO L163 ceAbstractionStarter]: Applying trace abstraction to program that has 3 error locations. [2021-10-28 08:46:40,660 INFO L338 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2021-10-28 08:46:40,673 INFO L339 AbstractCegarLoop]: Settings: SEPARATE_VIOLATION_CHECK=true, mInterprocedural=true, mMaxIterations=1000000, mWatchIteration=1000000, mArtifact=RCFG, mInterpolation=FPandBP, mInterpolantAutomaton=STRAIGHT_LINE, mDumpAutomata=false, mAutomataFormat=ATS_NUMERATE, mDumpPath=., mDeterminiation=PREDICATE_ABSTRACTION, mMinimize=MINIMIZE_SEVPA, mHoare=true, mAutomataTypeConcurrency=PETRI_NET, mHoareTripleChecks=INCREMENTAL, mHoareAnnotationPositions=LoopsAndPotentialCycles, mDumpOnlyReuseAutomata=false, mLimitTraceHistogram=0, mErrorLocTimeLimit=0, mLimitPathProgramCount=0, mCollectInterpolantStatistics=true, mHeuristicEmptinessCheck=false, mHeuristicEmptinessCheckAStarHeuristic=ZERO, mHeuristicEmptinessCheckAStarHeuristicRandomSeed=1337, mHeuristicEmptinessCheckSmtFeatureScoringMethod=DAGSIZE, mSMTFeatureExtraction=false, mSMTFeatureExtractionDumpPath=., mOverrideInterpolantAutomaton=false, mMcrInterpolantMethod=WP, mLoopAccelerationTechnique=FAST_UPR [2021-10-28 08:46:40,673 INFO L340 AbstractCegarLoop]: Starting to check reachability of 3 error locations. [2021-10-28 08:46:40,705 INFO L276 IsEmpty]: Start isEmpty. Operand has 135 states, 131 states have (on average 1.5419847328244274) internal successors, (202), 134 states have internal predecessors, (202), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-28 08:46:40,718 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-10-28 08:46:40,718 INFO L505 BasicCegarLoop]: Found error trace [2021-10-28 08:46:40,719 INFO L513 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-10-28 08:46:40,720 INFO L402 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION] === [2021-10-28 08:46:40,728 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-28 08:46:40,728 INFO L85 PathProgramCache]: Analyzing trace with hash -330996092, now seen corresponding path program 1 times [2021-10-28 08:46:40,739 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-28 08:46:40,740 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [685446343] [2021-10-28 08:46:40,741 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-28 08:46:40,742 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-28 08:46:40,975 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-28 08:46:41,180 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-28 08:46:41,181 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-10-28 08:46:41,182 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [685446343] [2021-10-28 08:46:41,183 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [685446343] provided 1 perfect and 0 imperfect interpolant sequences [2021-10-28 08:46:41,183 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-10-28 08:46:41,183 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2021-10-28 08:46:41,186 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1946659779] [2021-10-28 08:46:41,192 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2021-10-28 08:46:41,193 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-10-28 08:46:41,209 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2021-10-28 08:46:41,210 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2021-10-28 08:46:41,214 INFO L87 Difference]: Start difference. First operand has 135 states, 131 states have (on average 1.5419847328244274) internal successors, (202), 134 states have internal predecessors, (202), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Second operand has 2 states, 2 states have (on average 9.0) internal successors, (18), 2 states have internal predecessors, (18), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-28 08:46:41,259 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-28 08:46:41,259 INFO L93 Difference]: Finished difference Result 263 states and 396 transitions. [2021-10-28 08:46:41,259 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-10-28 08:46:41,261 INFO L78 Accepts]: Start accepts. Automaton has has 2 states, 2 states have (on average 9.0) internal successors, (18), 2 states have internal predecessors, (18), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 18 [2021-10-28 08:46:41,261 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-28 08:46:41,276 INFO L225 Difference]: With dead ends: 263 [2021-10-28 08:46:41,276 INFO L226 Difference]: Without dead ends: 131 [2021-10-28 08:46:41,280 INFO L786 BasicCegarLoop]: 0 DeclaredPredicates, 2 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2021-10-28 08:46:41,303 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 131 states. [2021-10-28 08:46:41,333 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 131 to 131. [2021-10-28 08:46:41,335 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 131 states, 128 states have (on average 1.484375) internal successors, (190), 130 states have internal predecessors, (190), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-28 08:46:41,339 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 131 states to 131 states and 190 transitions. [2021-10-28 08:46:41,341 INFO L78 Accepts]: Start accepts. Automaton has 131 states and 190 transitions. Word has length 18 [2021-10-28 08:46:41,341 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-28 08:46:41,341 INFO L470 AbstractCegarLoop]: Abstraction has 131 states and 190 transitions. [2021-10-28 08:46:41,342 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 9.0) internal successors, (18), 2 states have internal predecessors, (18), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-28 08:46:41,342 INFO L276 IsEmpty]: Start isEmpty. Operand 131 states and 190 transitions. [2021-10-28 08:46:41,343 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2021-10-28 08:46:41,344 INFO L505 BasicCegarLoop]: Found error trace [2021-10-28 08:46:41,344 INFO L513 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-10-28 08:46:41,344 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2021-10-28 08:46:41,345 INFO L402 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION] === [2021-10-28 08:46:41,346 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-28 08:46:41,346 INFO L85 PathProgramCache]: Analyzing trace with hash -549832061, now seen corresponding path program 1 times [2021-10-28 08:46:41,346 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-28 08:46:41,347 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1458642772] [2021-10-28 08:46:41,347 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-28 08:46:41,347 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-28 08:46:41,415 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-28 08:46:41,532 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-28 08:46:41,533 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-10-28 08:46:41,533 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1458642772] [2021-10-28 08:46:41,534 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1458642772] provided 1 perfect and 0 imperfect interpolant sequences [2021-10-28 08:46:41,534 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-10-28 08:46:41,534 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-10-28 08:46:41,534 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1518398396] [2021-10-28 08:46:41,538 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2021-10-28 08:46:41,538 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-10-28 08:46:41,540 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-10-28 08:46:41,540 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-10-28 08:46:41,541 INFO L87 Difference]: Start difference. First operand 131 states and 190 transitions. Second operand has 3 states, 3 states have (on average 6.333333333333333) internal successors, (19), 3 states have internal predecessors, (19), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-28 08:46:41,562 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-28 08:46:41,569 INFO L93 Difference]: Finished difference Result 131 states and 190 transitions. [2021-10-28 08:46:41,570 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-10-28 08:46:41,570 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 6.333333333333333) internal successors, (19), 3 states have internal predecessors, (19), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 19 [2021-10-28 08:46:41,571 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-28 08:46:41,575 INFO L225 Difference]: With dead ends: 131 [2021-10-28 08:46:41,576 INFO L226 Difference]: Without dead ends: 55 [2021-10-28 08:46:41,578 INFO L786 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-10-28 08:46:41,579 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 55 states. [2021-10-28 08:46:41,591 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 55 to 55. [2021-10-28 08:46:41,595 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) [2021-10-28 08:46:41,597 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 55 states to 55 states and 79 transitions. [2021-10-28 08:46:41,598 INFO L78 Accepts]: Start accepts. Automaton has 55 states and 79 transitions. Word has length 19 [2021-10-28 08:46:41,598 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-28 08:46:41,598 INFO L470 AbstractCegarLoop]: Abstraction has 55 states and 79 transitions. [2021-10-28 08:46:41,599 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 6.333333333333333) internal successors, (19), 3 states have internal predecessors, (19), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-28 08:46:41,599 INFO L276 IsEmpty]: Start isEmpty. Operand 55 states and 79 transitions. [2021-10-28 08:46:41,602 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2021-10-28 08:46:41,603 INFO L505 BasicCegarLoop]: Found error trace [2021-10-28 08:46:41,603 INFO L513 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-10-28 08:46:41,604 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2021-10-28 08:46:41,604 INFO L402 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION] === [2021-10-28 08:46:41,613 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-28 08:46:41,614 INFO L85 PathProgramCache]: Analyzing trace with hash 1314651584, now seen corresponding path program 1 times [2021-10-28 08:46:41,614 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-28 08:46:41,615 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1769423152] [2021-10-28 08:46:41,615 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-28 08:46:41,615 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-28 08:46:41,673 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-28 08:46:41,753 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-28 08:46:41,753 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-10-28 08:46:41,754 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1769423152] [2021-10-28 08:46:41,754 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1769423152] provided 1 perfect and 0 imperfect interpolant sequences [2021-10-28 08:46:41,754 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-10-28 08:46:41,755 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2021-10-28 08:46:41,755 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [260554027] [2021-10-28 08:46:41,756 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2021-10-28 08:46:41,756 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-10-28 08:46:41,757 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2021-10-28 08:46:41,758 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2021-10-28 08:46:41,758 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) [2021-10-28 08:46:41,886 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-28 08:46:41,887 INFO L93 Difference]: Finished difference Result 127 states and 187 transitions. [2021-10-28 08:46:41,888 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-10-28 08:46:41,888 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 [2021-10-28 08:46:41,888 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-28 08:46:41,889 INFO L225 Difference]: With dead ends: 127 [2021-10-28 08:46:41,890 INFO L226 Difference]: Without dead ends: 79 [2021-10-28 08:46:41,891 INFO L786 BasicCegarLoop]: 0 DeclaredPredicates, 11 GetRequests, 5 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=22, Invalid=34, Unknown=0, NotChecked=0, Total=56 [2021-10-28 08:46:41,891 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 79 states. [2021-10-28 08:46:41,901 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 79 to 75. [2021-10-28 08:46:41,908 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 75 states, 74 states have (on average 1.4864864864864864) internal successors, (110), 74 states have internal predecessors, (110), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-28 08:46:41,909 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 75 states to 75 states and 110 transitions. [2021-10-28 08:46:41,910 INFO L78 Accepts]: Start accepts. Automaton has 75 states and 110 transitions. Word has length 24 [2021-10-28 08:46:41,910 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-28 08:46:41,910 INFO L470 AbstractCegarLoop]: Abstraction has 75 states and 110 transitions. [2021-10-28 08:46:41,910 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) [2021-10-28 08:46:41,911 INFO L276 IsEmpty]: Start isEmpty. Operand 75 states and 110 transitions. [2021-10-28 08:46:41,912 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2021-10-28 08:46:41,912 INFO L505 BasicCegarLoop]: Found error trace [2021-10-28 08:46:41,913 INFO L513 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-10-28 08:46:41,913 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2021-10-28 08:46:41,913 INFO L402 AbstractCegarLoop]: === Iteration 4 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION] === [2021-10-28 08:46:41,914 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-28 08:46:41,914 INFO L85 PathProgramCache]: Analyzing trace with hash 399769442, now seen corresponding path program 1 times [2021-10-28 08:46:41,915 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-28 08:46:41,915 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [124064700] [2021-10-28 08:46:41,915 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-28 08:46:41,915 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-28 08:46:41,982 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-28 08:46:42,064 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-28 08:46:42,065 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-10-28 08:46:42,066 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [124064700] [2021-10-28 08:46:42,072 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [124064700] provided 1 perfect and 0 imperfect interpolant sequences [2021-10-28 08:46:42,072 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-10-28 08:46:42,073 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2021-10-28 08:46:42,073 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [790772822] [2021-10-28 08:46:42,075 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2021-10-28 08:46:42,075 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-10-28 08:46:42,076 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-10-28 08:46:42,076 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-10-28 08:46:42,077 INFO L87 Difference]: Start difference. First operand 75 states and 110 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) [2021-10-28 08:46:42,146 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-28 08:46:42,146 INFO L93 Difference]: Finished difference Result 165 states and 245 transitions. [2021-10-28 08:46:42,146 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-10-28 08:46:42,147 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 [2021-10-28 08:46:42,147 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-28 08:46:42,148 INFO L225 Difference]: With dead ends: 165 [2021-10-28 08:46:42,149 INFO L226 Difference]: Without dead ends: 97 [2021-10-28 08:46:42,150 INFO L786 BasicCegarLoop]: 0 DeclaredPredicates, 2 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-10-28 08:46:42,150 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 97 states. [2021-10-28 08:46:42,163 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 97 to 95. [2021-10-28 08:46:42,164 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 95 states, 94 states have (on average 1.446808510638298) internal successors, (136), 94 states have internal predecessors, (136), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-28 08:46:42,165 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 95 states to 95 states and 136 transitions. [2021-10-28 08:46:42,165 INFO L78 Accepts]: Start accepts. Automaton has 95 states and 136 transitions. Word has length 26 [2021-10-28 08:46:42,165 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-28 08:46:42,166 INFO L470 AbstractCegarLoop]: Abstraction has 95 states and 136 transitions. [2021-10-28 08:46:42,166 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) [2021-10-28 08:46:42,166 INFO L276 IsEmpty]: Start isEmpty. Operand 95 states and 136 transitions. [2021-10-28 08:46:42,168 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-10-28 08:46:42,168 INFO L505 BasicCegarLoop]: Found error trace [2021-10-28 08:46:42,168 INFO L513 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-10-28 08:46:42,168 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2021-10-28 08:46:42,169 INFO L402 AbstractCegarLoop]: === Iteration 5 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION] === [2021-10-28 08:46:42,169 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-28 08:46:42,170 INFO L85 PathProgramCache]: Analyzing trace with hash -521625591, now seen corresponding path program 1 times [2021-10-28 08:46:42,170 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-28 08:46:42,170 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1273955962] [2021-10-28 08:46:42,170 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-28 08:46:42,171 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-28 08:46:42,232 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-28 08:46:42,333 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-28 08:46:42,334 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-10-28 08:46:42,334 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1273955962] [2021-10-28 08:46:42,335 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1273955962] provided 1 perfect and 0 imperfect interpolant sequences [2021-10-28 08:46:42,337 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-10-28 08:46:42,337 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2021-10-28 08:46:42,338 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [727935901] [2021-10-28 08:46:42,339 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2021-10-28 08:46:42,339 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-10-28 08:46:42,340 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2021-10-28 08:46:42,341 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2021-10-28 08:46:42,342 INFO L87 Difference]: Start difference. First operand 95 states and 136 transitions. Second operand has 5 states, 5 states have (on average 5.4) internal successors, (27), 4 states have internal predecessors, (27), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-28 08:46:42,553 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-28 08:46:42,554 INFO L93 Difference]: Finished difference Result 447 states and 651 transitions. [2021-10-28 08:46:42,555 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-10-28 08:46:42,555 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 5.4) internal successors, (27), 4 states have internal predecessors, (27), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 27 [2021-10-28 08:46:42,556 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-28 08:46:42,563 INFO L225 Difference]: With dead ends: 447 [2021-10-28 08:46:42,563 INFO L226 Difference]: Without dead ends: 359 [2021-10-28 08:46:42,569 INFO L786 BasicCegarLoop]: 0 DeclaredPredicates, 8 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 5 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=27, Invalid=45, Unknown=0, NotChecked=0, Total=72 [2021-10-28 08:46:42,572 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 359 states. [2021-10-28 08:46:42,640 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 359 to 172. [2021-10-28 08:46:42,647 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 172 states, 171 states have (on average 1.4210526315789473) internal successors, (243), 171 states have internal predecessors, (243), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-28 08:46:42,648 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 172 states to 172 states and 243 transitions. [2021-10-28 08:46:42,649 INFO L78 Accepts]: Start accepts. Automaton has 172 states and 243 transitions. Word has length 27 [2021-10-28 08:46:42,650 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-28 08:46:42,651 INFO L470 AbstractCegarLoop]: Abstraction has 172 states and 243 transitions. [2021-10-28 08:46:42,651 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 5.4) internal successors, (27), 4 states have internal predecessors, (27), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-28 08:46:42,653 INFO L276 IsEmpty]: Start isEmpty. Operand 172 states and 243 transitions. [2021-10-28 08:46:42,655 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2021-10-28 08:46:42,658 INFO L505 BasicCegarLoop]: Found error trace [2021-10-28 08:46:42,658 INFO L513 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-10-28 08:46:42,658 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2021-10-28 08:46:42,659 INFO L402 AbstractCegarLoop]: === Iteration 6 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION] === [2021-10-28 08:46:42,660 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-28 08:46:42,661 INFO L85 PathProgramCache]: Analyzing trace with hash -1955770751, now seen corresponding path program 1 times [2021-10-28 08:46:42,661 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-28 08:46:42,661 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [313522475] [2021-10-28 08:46:42,662 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-28 08:46:42,662 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-28 08:46:42,716 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-28 08:46:42,786 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-28 08:46:42,787 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-10-28 08:46:42,787 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [313522475] [2021-10-28 08:46:42,787 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [313522475] provided 1 perfect and 0 imperfect interpolant sequences [2021-10-28 08:46:42,789 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-10-28 08:46:42,789 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2021-10-28 08:46:42,790 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1999223747] [2021-10-28 08:46:42,792 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2021-10-28 08:46:42,796 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-10-28 08:46:42,801 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2021-10-28 08:46:42,801 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2021-10-28 08:46:42,802 INFO L87 Difference]: Start difference. First operand 172 states and 243 transitions. Second operand has 5 states, 5 states have (on average 5.6) internal successors, (28), 4 states have internal predecessors, (28), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-28 08:46:42,991 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-28 08:46:42,993 INFO L93 Difference]: Finished difference Result 643 states and 913 transitions. [2021-10-28 08:46:42,993 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2021-10-28 08:46:42,994 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 5.6) internal successors, (28), 4 states have internal predecessors, (28), 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 28 [2021-10-28 08:46:42,994 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-28 08:46:43,007 INFO L225 Difference]: With dead ends: 643 [2021-10-28 08:46:43,008 INFO L226 Difference]: Without dead ends: 478 [2021-10-28 08:46:43,011 INFO L786 BasicCegarLoop]: 0 DeclaredPredicates, 8 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 5 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=27, Invalid=45, Unknown=0, NotChecked=0, Total=72 [2021-10-28 08:46:43,012 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 478 states. [2021-10-28 08:46:43,055 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 478 to 170. [2021-10-28 08:46:43,056 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 170 states, 169 states have (on average 1.4023668639053255) internal successors, (237), 169 states have internal predecessors, (237), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-28 08:46:43,057 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 170 states to 170 states and 237 transitions. [2021-10-28 08:46:43,057 INFO L78 Accepts]: Start accepts. Automaton has 170 states and 237 transitions. Word has length 28 [2021-10-28 08:46:43,058 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-28 08:46:43,058 INFO L470 AbstractCegarLoop]: Abstraction has 170 states and 237 transitions. [2021-10-28 08:46:43,058 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 5.6) internal successors, (28), 4 states have internal predecessors, (28), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-28 08:46:43,059 INFO L276 IsEmpty]: Start isEmpty. Operand 170 states and 237 transitions. [2021-10-28 08:46:43,069 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2021-10-28 08:46:43,069 INFO L505 BasicCegarLoop]: Found error trace [2021-10-28 08:46:43,069 INFO L513 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-10-28 08:46:43,070 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5 [2021-10-28 08:46:43,070 INFO L402 AbstractCegarLoop]: === Iteration 7 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION] === [2021-10-28 08:46:43,071 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-28 08:46:43,071 INFO L85 PathProgramCache]: Analyzing trace with hash 1721615084, now seen corresponding path program 1 times [2021-10-28 08:46:43,071 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-28 08:46:43,077 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [199776550] [2021-10-28 08:46:43,078 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-28 08:46:43,079 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-28 08:46:43,131 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-28 08:46:43,198 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-28 08:46:43,198 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-10-28 08:46:43,199 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [199776550] [2021-10-28 08:46:43,199 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [199776550] provided 1 perfect and 0 imperfect interpolant sequences [2021-10-28 08:46:43,200 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-10-28 08:46:43,201 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2021-10-28 08:46:43,201 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2134502281] [2021-10-28 08:46:43,202 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2021-10-28 08:46:43,202 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-10-28 08:46:43,203 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2021-10-28 08:46:43,203 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2021-10-28 08:46:43,204 INFO L87 Difference]: Start difference. First operand 170 states and 237 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) [2021-10-28 08:46:43,320 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-28 08:46:43,321 INFO L93 Difference]: Finished difference Result 495 states and 685 transitions. [2021-10-28 08:46:43,321 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-10-28 08:46:43,322 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 [2021-10-28 08:46:43,325 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-28 08:46:43,328 INFO L225 Difference]: With dead ends: 495 [2021-10-28 08:46:43,328 INFO L226 Difference]: Without dead ends: 332 [2021-10-28 08:46:43,330 INFO L786 BasicCegarLoop]: 0 DeclaredPredicates, 9 GetRequests, 4 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=17, Invalid=25, Unknown=0, NotChecked=0, Total=42 [2021-10-28 08:46:43,331 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 332 states. [2021-10-28 08:46:43,367 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 332 to 182. [2021-10-28 08:46:43,368 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 182 states, 181 states have (on average 1.3756906077348066) internal successors, (249), 181 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) [2021-10-28 08:46:43,369 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 182 states to 182 states and 249 transitions. [2021-10-28 08:46:43,370 INFO L78 Accepts]: Start accepts. Automaton has 182 states and 249 transitions. Word has length 36 [2021-10-28 08:46:43,370 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-28 08:46:43,370 INFO L470 AbstractCegarLoop]: Abstraction has 182 states and 249 transitions. [2021-10-28 08:46:43,371 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) [2021-10-28 08:46:43,371 INFO L276 IsEmpty]: Start isEmpty. Operand 182 states and 249 transitions. [2021-10-28 08:46:43,374 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2021-10-28 08:46:43,374 INFO L505 BasicCegarLoop]: Found error trace [2021-10-28 08:46:43,375 INFO L513 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-10-28 08:46:43,375 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6 [2021-10-28 08:46:43,376 INFO L402 AbstractCegarLoop]: === Iteration 8 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION] === [2021-10-28 08:46:43,376 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-28 08:46:43,377 INFO L85 PathProgramCache]: Analyzing trace with hash 710497834, now seen corresponding path program 1 times [2021-10-28 08:46:43,377 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-28 08:46:43,378 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2021632297] [2021-10-28 08:46:43,378 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-28 08:46:43,378 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-28 08:46:43,430 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-28 08:46:43,517 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-28 08:46:43,517 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-10-28 08:46:43,518 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2021632297] [2021-10-28 08:46:43,518 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2021632297] provided 1 perfect and 0 imperfect interpolant sequences [2021-10-28 08:46:43,518 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-10-28 08:46:43,518 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2021-10-28 08:46:43,519 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [193041841] [2021-10-28 08:46:43,520 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2021-10-28 08:46:43,521 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-10-28 08:46:43,521 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2021-10-28 08:46:43,522 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2021-10-28 08:46:43,522 INFO L87 Difference]: Start difference. First operand 182 states and 249 transitions. Second operand has 6 states, 6 states have (on average 6.0) internal successors, (36), 6 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) [2021-10-28 08:46:43,667 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-28 08:46:43,667 INFO L93 Difference]: Finished difference Result 529 states and 719 transitions. [2021-10-28 08:46:43,668 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-10-28 08:46:43,668 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 6 states have (on average 6.0) internal successors, (36), 6 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 [2021-10-28 08:46:43,669 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-28 08:46:43,672 INFO L225 Difference]: With dead ends: 529 [2021-10-28 08:46:43,673 INFO L226 Difference]: Without dead ends: 354 [2021-10-28 08:46:43,674 INFO L786 BasicCegarLoop]: 0 DeclaredPredicates, 14 GetRequests, 6 SyntacticMatches, 0 SemanticMatches, 8 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=34, Invalid=56, Unknown=0, NotChecked=0, Total=90 [2021-10-28 08:46:43,674 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 354 states. [2021-10-28 08:46:43,711 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 354 to 190. [2021-10-28 08:46:43,712 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 190 states, 189 states have (on average 1.3597883597883598) internal successors, (257), 189 states have internal predecessors, (257), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-28 08:46:43,713 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 190 states to 190 states and 257 transitions. [2021-10-28 08:46:43,713 INFO L78 Accepts]: Start accepts. Automaton has 190 states and 257 transitions. Word has length 36 [2021-10-28 08:46:43,714 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-28 08:46:43,714 INFO L470 AbstractCegarLoop]: Abstraction has 190 states and 257 transitions. [2021-10-28 08:46:43,714 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 6.0) internal successors, (36), 6 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) [2021-10-28 08:46:43,715 INFO L276 IsEmpty]: Start isEmpty. Operand 190 states and 257 transitions. [2021-10-28 08:46:43,715 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2021-10-28 08:46:43,716 INFO L505 BasicCegarLoop]: Found error trace [2021-10-28 08:46:43,716 INFO L513 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-10-28 08:46:43,716 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable7 [2021-10-28 08:46:43,717 INFO L402 AbstractCegarLoop]: === Iteration 9 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION] === [2021-10-28 08:46:43,717 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-28 08:46:43,717 INFO L85 PathProgramCache]: Analyzing trace with hash -310570520, now seen corresponding path program 1 times [2021-10-28 08:46:43,718 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-28 08:46:43,718 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [579385516] [2021-10-28 08:46:43,718 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-28 08:46:43,719 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-28 08:46:43,759 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-28 08:46:43,816 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-28 08:46:43,817 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-10-28 08:46:43,817 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [579385516] [2021-10-28 08:46:43,817 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [579385516] provided 1 perfect and 0 imperfect interpolant sequences [2021-10-28 08:46:43,818 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-10-28 08:46:43,818 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2021-10-28 08:46:43,818 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1335627073] [2021-10-28 08:46:43,819 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2021-10-28 08:46:43,819 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-10-28 08:46:43,820 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-10-28 08:46:43,820 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-10-28 08:46:43,822 INFO L87 Difference]: Start difference. First operand 190 states and 257 transitions. Second operand has 3 states, 3 states have (on average 12.0) internal successors, (36), 2 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) [2021-10-28 08:46:43,899 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-28 08:46:43,899 INFO L93 Difference]: Finished difference Result 461 states and 623 transitions. [2021-10-28 08:46:43,900 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-10-28 08:46:43,900 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 12.0) internal successors, (36), 2 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 [2021-10-28 08:46:43,901 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-28 08:46:43,903 INFO L225 Difference]: With dead ends: 461 [2021-10-28 08:46:43,903 INFO L226 Difference]: Without dead ends: 278 [2021-10-28 08:46:43,904 INFO L786 BasicCegarLoop]: 0 DeclaredPredicates, 2 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-10-28 08:46:43,905 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 278 states. [2021-10-28 08:46:43,940 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 278 to 278. [2021-10-28 08:46:43,941 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 278 states, 277 states have (on average 1.3249097472924187) internal successors, (367), 277 states have internal predecessors, (367), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-28 08:46:43,943 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 278 states to 278 states and 367 transitions. [2021-10-28 08:46:43,943 INFO L78 Accepts]: Start accepts. Automaton has 278 states and 367 transitions. Word has length 36 [2021-10-28 08:46:43,944 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-28 08:46:43,944 INFO L470 AbstractCegarLoop]: Abstraction has 278 states and 367 transitions. [2021-10-28 08:46:43,944 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 12.0) internal successors, (36), 2 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) [2021-10-28 08:46:43,944 INFO L276 IsEmpty]: Start isEmpty. Operand 278 states and 367 transitions. [2021-10-28 08:46:43,945 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 38 [2021-10-28 08:46:43,946 INFO L505 BasicCegarLoop]: Found error trace [2021-10-28 08:46:43,950 INFO L513 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-10-28 08:46:43,951 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable8 [2021-10-28 08:46:43,951 INFO L402 AbstractCegarLoop]: === Iteration 10 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION] === [2021-10-28 08:46:43,951 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-28 08:46:43,952 INFO L85 PathProgramCache]: Analyzing trace with hash -1785049304, now seen corresponding path program 1 times [2021-10-28 08:46:43,952 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-28 08:46:43,954 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1001370177] [2021-10-28 08:46:43,954 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-28 08:46:43,954 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-28 08:46:43,993 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-28 08:46:44,042 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-28 08:46:44,042 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-10-28 08:46:44,042 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1001370177] [2021-10-28 08:46:44,043 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1001370177] provided 1 perfect and 0 imperfect interpolant sequences [2021-10-28 08:46:44,043 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-10-28 08:46:44,043 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-10-28 08:46:44,043 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [966382377] [2021-10-28 08:46:44,045 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2021-10-28 08:46:44,045 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-10-28 08:46:44,046 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-10-28 08:46:44,046 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-10-28 08:46:44,047 INFO L87 Difference]: Start difference. First operand 278 states and 367 transitions. Second operand has 3 states, 3 states have (on average 12.333333333333334) internal successors, (37), 3 states have internal predecessors, (37), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-28 08:46:44,117 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-28 08:46:44,117 INFO L93 Difference]: Finished difference Result 405 states and 536 transitions. [2021-10-28 08:46:44,117 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-10-28 08:46:44,118 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 12.333333333333334) internal successors, (37), 3 states have internal predecessors, (37), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 37 [2021-10-28 08:46:44,118 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-28 08:46:44,121 INFO L225 Difference]: With dead ends: 405 [2021-10-28 08:46:44,121 INFO L226 Difference]: Without dead ends: 403 [2021-10-28 08:46:44,122 INFO L786 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-10-28 08:46:44,123 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 403 states. [2021-10-28 08:46:44,173 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 403 to 328. [2021-10-28 08:46:44,174 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 328 states, 327 states have (on average 1.345565749235474) internal successors, (440), 327 states have internal predecessors, (440), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-28 08:46:44,181 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 328 states to 328 states and 440 transitions. [2021-10-28 08:46:44,181 INFO L78 Accepts]: Start accepts. Automaton has 328 states and 440 transitions. Word has length 37 [2021-10-28 08:46:44,182 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-28 08:46:44,182 INFO L470 AbstractCegarLoop]: Abstraction has 328 states and 440 transitions. [2021-10-28 08:46:44,182 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 12.333333333333334) internal successors, (37), 3 states have internal predecessors, (37), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-28 08:46:44,183 INFO L276 IsEmpty]: Start isEmpty. Operand 328 states and 440 transitions. [2021-10-28 08:46:44,184 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 60 [2021-10-28 08:46:44,185 INFO L505 BasicCegarLoop]: Found error trace [2021-10-28 08:46:44,185 INFO L513 BasicCegarLoop]: trace histogram [2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-10-28 08:46:44,186 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable9 [2021-10-28 08:46:44,186 INFO L402 AbstractCegarLoop]: === Iteration 11 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION] === [2021-10-28 08:46:44,187 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-28 08:46:44,187 INFO L85 PathProgramCache]: Analyzing trace with hash 1749204044, now seen corresponding path program 1 times [2021-10-28 08:46:44,187 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-28 08:46:44,190 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2034765163] [2021-10-28 08:46:44,191 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-28 08:46:44,191 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-28 08:46:44,219 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-28 08:46:44,320 INFO L134 CoverageAnalysis]: Checked inductivity of 17 backedges. 12 proven. 0 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2021-10-28 08:46:44,321 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-10-28 08:46:44,321 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2034765163] [2021-10-28 08:46:44,321 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2034765163] provided 1 perfect and 0 imperfect interpolant sequences [2021-10-28 08:46:44,322 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-10-28 08:46:44,322 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2021-10-28 08:46:44,322 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1080096690] [2021-10-28 08:46:44,323 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2021-10-28 08:46:44,323 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-10-28 08:46:44,325 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2021-10-28 08:46:44,325 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2021-10-28 08:46:44,325 INFO L87 Difference]: Start difference. First operand 328 states and 440 transitions. Second operand has 6 states, 6 states have (on average 9.333333333333334) internal successors, (56), 6 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) [2021-10-28 08:46:44,791 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-28 08:46:44,791 INFO L93 Difference]: Finished difference Result 971 states and 1300 transitions. [2021-10-28 08:46:44,791 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2021-10-28 08:46:44,792 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 6 states have (on average 9.333333333333334) internal successors, (56), 6 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 59 [2021-10-28 08:46:44,792 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-28 08:46:44,797 INFO L225 Difference]: With dead ends: 971 [2021-10-28 08:46:44,797 INFO L226 Difference]: Without dead ends: 650 [2021-10-28 08:46:44,798 INFO L786 BasicCegarLoop]: 0 DeclaredPredicates, 18 GetRequests, 6 SyntacticMatches, 0 SemanticMatches, 12 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 23 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=60, Invalid=122, Unknown=0, NotChecked=0, Total=182 [2021-10-28 08:46:44,799 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 650 states. [2021-10-28 08:46:44,845 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 650 to 299. [2021-10-28 08:46:44,846 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 299 states, 298 states have (on average 1.3187919463087248) internal successors, (393), 298 states have internal predecessors, (393), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-28 08:46:44,848 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 299 states to 299 states and 393 transitions. [2021-10-28 08:46:44,848 INFO L78 Accepts]: Start accepts. Automaton has 299 states and 393 transitions. Word has length 59 [2021-10-28 08:46:44,849 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-28 08:46:44,849 INFO L470 AbstractCegarLoop]: Abstraction has 299 states and 393 transitions. [2021-10-28 08:46:44,849 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 9.333333333333334) internal successors, (56), 6 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) [2021-10-28 08:46:44,849 INFO L276 IsEmpty]: Start isEmpty. Operand 299 states and 393 transitions. [2021-10-28 08:46:44,851 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 65 [2021-10-28 08:46:44,851 INFO L505 BasicCegarLoop]: Found error trace [2021-10-28 08:46:44,851 INFO L513 BasicCegarLoop]: trace histogram [2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-10-28 08:46:44,852 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable10 [2021-10-28 08:46:44,852 INFO L402 AbstractCegarLoop]: === Iteration 12 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION] === [2021-10-28 08:46:44,852 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-28 08:46:44,853 INFO L85 PathProgramCache]: Analyzing trace with hash -1677699262, now seen corresponding path program 1 times [2021-10-28 08:46:44,853 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-28 08:46:44,853 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1558488063] [2021-10-28 08:46:44,853 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-28 08:46:44,854 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-28 08:46:44,878 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-28 08:46:44,940 INFO L134 CoverageAnalysis]: Checked inductivity of 27 backedges. 27 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-28 08:46:44,940 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-10-28 08:46:44,940 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1558488063] [2021-10-28 08:46:44,941 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1558488063] provided 1 perfect and 0 imperfect interpolant sequences [2021-10-28 08:46:44,941 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-10-28 08:46:44,941 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2021-10-28 08:46:44,941 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1336435734] [2021-10-28 08:46:44,942 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2021-10-28 08:46:44,943 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-10-28 08:46:44,943 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2021-10-28 08:46:44,944 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2021-10-28 08:46:44,944 INFO L87 Difference]: Start difference. First operand 299 states and 393 transitions. Second operand has 5 states, 5 states have (on average 12.8) internal successors, (64), 5 states have internal predecessors, (64), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-28 08:46:45,125 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-28 08:46:45,126 INFO L93 Difference]: Finished difference Result 488 states and 652 transitions. [2021-10-28 08:46:45,127 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-10-28 08:46:45,127 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 12.8) internal successors, (64), 5 states have internal predecessors, (64), 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 64 [2021-10-28 08:46:45,127 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-28 08:46:45,130 INFO L225 Difference]: With dead ends: 488 [2021-10-28 08:46:45,130 INFO L226 Difference]: Without dead ends: 284 [2021-10-28 08:46:45,131 INFO L786 BasicCegarLoop]: 0 DeclaredPredicates, 10 GetRequests, 5 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=17, Invalid=25, Unknown=0, NotChecked=0, Total=42 [2021-10-28 08:46:45,132 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 284 states. [2021-10-28 08:46:45,173 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 284 to 280. [2021-10-28 08:46:45,174 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 280 states, 279 states have (on average 1.2867383512544803) internal successors, (359), 279 states have internal predecessors, (359), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-28 08:46:45,176 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 280 states to 280 states and 359 transitions. [2021-10-28 08:46:45,176 INFO L78 Accepts]: Start accepts. Automaton has 280 states and 359 transitions. Word has length 64 [2021-10-28 08:46:45,177 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-28 08:46:45,177 INFO L470 AbstractCegarLoop]: Abstraction has 280 states and 359 transitions. [2021-10-28 08:46:45,177 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 12.8) internal successors, (64), 5 states have internal predecessors, (64), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-28 08:46:45,177 INFO L276 IsEmpty]: Start isEmpty. Operand 280 states and 359 transitions. [2021-10-28 08:46:45,179 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 68 [2021-10-28 08:46:45,179 INFO L505 BasicCegarLoop]: Found error trace [2021-10-28 08:46:45,179 INFO L513 BasicCegarLoop]: trace histogram [2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-10-28 08:46:45,180 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable11 [2021-10-28 08:46:45,180 INFO L402 AbstractCegarLoop]: === Iteration 13 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION] === [2021-10-28 08:46:45,181 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-28 08:46:45,181 INFO L85 PathProgramCache]: Analyzing trace with hash -1662055272, now seen corresponding path program 1 times [2021-10-28 08:46:45,181 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-28 08:46:45,181 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1919213225] [2021-10-28 08:46:45,182 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-28 08:46:45,182 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-28 08:46:45,224 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-28 08:46:45,266 INFO L134 CoverageAnalysis]: Checked inductivity of 27 backedges. 19 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2021-10-28 08:46:45,267 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-10-28 08:46:45,267 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1919213225] [2021-10-28 08:46:45,267 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1919213225] provided 1 perfect and 0 imperfect interpolant sequences [2021-10-28 08:46:45,268 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-10-28 08:46:45,268 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-10-28 08:46:45,268 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1198599262] [2021-10-28 08:46:45,269 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2021-10-28 08:46:45,269 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-10-28 08:46:45,270 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-10-28 08:46:45,271 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-10-28 08:46:45,271 INFO L87 Difference]: Start difference. First operand 280 states and 359 transitions. Second operand has 3 states, 3 states have (on average 20.666666666666668) internal successors, (62), 3 states have internal predecessors, (62), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-28 08:46:45,443 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-28 08:46:45,444 INFO L93 Difference]: Finished difference Result 542 states and 694 transitions. [2021-10-28 08:46:45,444 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-10-28 08:46:45,445 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 20.666666666666668) internal successors, (62), 3 states have internal predecessors, (62), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 67 [2021-10-28 08:46:45,445 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-28 08:46:45,445 INFO L225 Difference]: With dead ends: 542 [2021-10-28 08:46:45,446 INFO L226 Difference]: Without dead ends: 0 [2021-10-28 08:46:45,447 INFO L786 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-10-28 08:46:45,447 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2021-10-28 08:46:45,448 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2021-10-28 08:46:45,448 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 0 states, 0 states have (on average 0.0) internal successors, (0), 0 states have internal predecessors, (0), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-28 08:46:45,448 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2021-10-28 08:46:45,448 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 67 [2021-10-28 08:46:45,449 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-28 08:46:45,449 INFO L470 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2021-10-28 08:46:45,449 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 20.666666666666668) internal successors, (62), 3 states have internal predecessors, (62), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-28 08:46:45,450 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2021-10-28 08:46:45,450 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2021-10-28 08:46:45,453 INFO L764 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION [2021-10-28 08:46:45,454 INFO L764 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION [2021-10-28 08:46:45,455 INFO L764 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION [2021-10-28 08:46:45,455 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable12 [2021-10-28 08:46:45,459 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2021-10-28 08:46:45,467 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 08:46:45,470 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 08:46:45,857 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 08:46:45,858 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 08:46:45,859 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 08:46:45,860 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 08:46:46,009 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 08:46:46,011 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 08:46:46,013 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 08:46:46,013 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 08:46:46,014 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 08:46:46,347 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 08:46:46,348 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 08:46:46,349 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 08:46:46,350 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 08:46:46,365 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 08:46:46,366 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 08:46:46,367 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 08:46:46,368 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 08:46:46,409 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 08:46:46,704 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 08:46:46,705 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 08:46:46,706 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 08:46:46,707 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 08:46:46,709 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 08:46:46,724 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 08:46:46,725 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 08:46:46,727 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 08:46:46,842 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 08:46:46,843 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 08:46:46,844 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 08:46:46,845 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 08:46:46,846 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 08:46:46,848 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 08:46:46,865 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 08:46:46,866 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 08:46:46,867 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 08:46:46,869 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 08:46:46,871 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 08:46:46,995 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 08:46:46,996 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 08:46:46,997 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 08:46:47,014 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 08:46:47,019 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 08:46:47,021 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 08:46:47,022 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 08:46:47,163 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 08:46:47,163 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 08:46:47,164 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 08:46:47,165 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 08:46:47,166 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 08:46:47,493 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 08:46:47,494 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 08:46:47,683 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 08:46:47,683 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 08:46:47,684 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 08:46:47,685 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 08:46:53,221 INFO L857 garLoopResultBuilder]: For program point ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION(line 895) no Hoare annotation was computed. [2021-10-28 08:46:53,222 INFO L857 garLoopResultBuilder]: For program point L465(lines 465 471) no Hoare annotation was computed. [2021-10-28 08:46:53,222 INFO L853 garLoopResultBuilder]: At program point L465-1(lines 465 471) the Hoare annotation is: (let ((.cse3 (= ~methaneLevelCritical~0 1)) (.cse0 (= ULTIMATE.start_test_~splverifierCounter~0 0)) (.cse1 (= ~pumpRunning~0 0)) (.cse2 (= ULTIMATE.start_main_~tmp~9 1)) (.cse4 (= |ULTIMATE.start_valid_product_#res| 1))) (or (and .cse0 .cse1 (= ~methAndRunningLastTime~0 0) .cse2 .cse3 .cse4) (and .cse0 .cse1 .cse2 (= |ULTIMATE.start_isMethaneAlarm_#res| 1) .cse3 .cse4 (= |ULTIMATE.start_isMethaneLevelCritical_#res| 1)) (and .cse0 .cse1 (= ~methaneLevelCritical~0 0) .cse2 .cse4))) [2021-10-28 08:46:53,223 INFO L857 garLoopResultBuilder]: For program point L895(line 895) no Hoare annotation was computed. [2021-10-28 08:46:53,223 INFO L857 garLoopResultBuilder]: For program point L895-1(line 895) no Hoare annotation was computed. [2021-10-28 08:46:53,223 INFO L857 garLoopResultBuilder]: For program point L895-2(line 895) no Hoare annotation was computed. [2021-10-28 08:46:53,223 INFO L857 garLoopResultBuilder]: For program point L368(lines 368 374) no Hoare annotation was computed. [2021-10-28 08:46:53,223 INFO L857 garLoopResultBuilder]: For program point L368-2(lines 368 374) no Hoare annotation was computed. [2021-10-28 08:46:53,232 INFO L857 garLoopResultBuilder]: For program point L368-4(lines 368 374) no Hoare annotation was computed. [2021-10-28 08:46:53,232 INFO L857 garLoopResultBuilder]: For program point L368-6(lines 368 374) no Hoare annotation was computed. [2021-10-28 08:46:53,232 INFO L857 garLoopResultBuilder]: For program point L368-8(lines 368 374) no Hoare annotation was computed. [2021-10-28 08:46:53,232 INFO L857 garLoopResultBuilder]: For program point L368-10(lines 368 374) no Hoare annotation was computed. [2021-10-28 08:46:53,233 INFO L853 garLoopResultBuilder]: At program point L402(lines 397 405) the Hoare annotation is: (let ((.cse0 (= ULTIMATE.start_test_~splverifierCounter~0 0)) (.cse1 (= ~pumpRunning~0 0)) (.cse2 (= ULTIMATE.start_main_~tmp~9 1)) (.cse3 (= ~methaneLevelCritical~0 1)) (.cse4 (= |ULTIMATE.start_valid_product_#res| 1)) (.cse5 (= |ULTIMATE.start_isMethaneLevelCritical_#res| 1))) (or (and .cse0 (= ~methAndRunningLastTime~0 0) (not .cse1) .cse2 (= |ULTIMATE.start_isMethaneAlarm_#res| 1) .cse3 .cse4 .cse5 (not (= 0 ~systemActive~0))) (and .cse0 .cse1 (= |ULTIMATE.start_isPumpRunning_#res| 0) .cse2 .cse3 .cse4 .cse5))) [2021-10-28 08:46:53,234 INFO L853 garLoopResultBuilder]: At program point L402-1(lines 397 405) the Hoare annotation is: false [2021-10-28 08:46:53,234 INFO L857 garLoopResultBuilder]: For program point L336(lines 336 344) no Hoare annotation was computed. [2021-10-28 08:46:53,234 INFO L853 garLoopResultBuilder]: At program point L402-2(lines 397 405) the Hoare annotation is: false [2021-10-28 08:46:53,234 INFO L857 garLoopResultBuilder]: For program point L336-1(lines 336 344) no Hoare annotation was computed. [2021-10-28 08:46:53,235 INFO L857 garLoopResultBuilder]: For program point L336-2(lines 336 344) no Hoare annotation was computed. [2021-10-28 08:46:53,235 INFO L857 garLoopResultBuilder]: For program point L204(lines 203 252) no Hoare annotation was computed. [2021-10-28 08:46:53,235 INFO L857 garLoopResultBuilder]: For program point L205(lines 205 209) no Hoare annotation was computed. [2021-10-28 08:46:53,235 INFO L857 garLoopResultBuilder]: For program point L503(lines 503 520) no Hoare annotation was computed. [2021-10-28 08:46:53,236 INFO L853 garLoopResultBuilder]: At program point L503-1(lines 1 995) the Hoare annotation is: (let ((.cse3 (= ~methaneLevelCritical~0 1)) (.cse5 (= |ULTIMATE.start_isMethaneLevelCritical_#res| 1)) (.cse6 (not (= 0 ~systemActive~0))) (.cse0 (= ULTIMATE.start_test_~splverifierCounter~0 0)) (.cse1 (= ~pumpRunning~0 0)) (.cse7 (= ~methAndRunningLastTime~0 0)) (.cse8 (= ULTIMATE.start___utac_acc__Specification2_spec__2_~tmp~5 0)) (.cse9 (= |ULTIMATE.start_isMethaneLevelCritical_#res| 0)) (.cse10 (= ~methaneLevelCritical~0 0)) (.cse2 (= ULTIMATE.start_main_~tmp~9 1)) (.cse4 (= |ULTIMATE.start_valid_product_#res| 1))) (or (and .cse0 (not .cse1) .cse2 (= |ULTIMATE.start_isMethaneAlarm_#res| 1) .cse3 .cse4 .cse5 .cse6) (and .cse0 .cse1 .cse7 .cse2 .cse3 .cse4 .cse5) (and .cse0 .cse7 .cse8 .cse9 .cse10 .cse2 .cse4 .cse6) (and .cse0 .cse1 .cse7 .cse10 .cse2 .cse4 .cse6) (and .cse0 .cse1 .cse7 .cse8 .cse9 .cse10 .cse2 .cse4))) [2021-10-28 08:46:53,236 INFO L857 garLoopResultBuilder]: For program point L503-2(lines 503 520) no Hoare annotation was computed. [2021-10-28 08:46:53,236 INFO L853 garLoopResultBuilder]: At program point L503-3(lines 1 995) the Hoare annotation is: false [2021-10-28 08:46:53,237 INFO L857 garLoopResultBuilder]: For program point L503-4(lines 503 520) no Hoare annotation was computed. [2021-10-28 08:46:53,237 INFO L853 garLoopResultBuilder]: At program point L503-5(lines 1 995) the Hoare annotation is: false [2021-10-28 08:46:53,237 INFO L857 garLoopResultBuilder]: For program point L140(lines 140 146) no Hoare annotation was computed. [2021-10-28 08:46:53,237 INFO L857 garLoopResultBuilder]: For program point L140-1(lines 140 146) no Hoare annotation was computed. [2021-10-28 08:46:53,237 INFO L857 garLoopResultBuilder]: For program point L140-2(lines 140 146) no Hoare annotation was computed. [2021-10-28 08:46:53,238 INFO L857 garLoopResultBuilder]: For program point L140-3(lines 140 146) no Hoare annotation was computed. [2021-10-28 08:46:53,238 INFO L857 garLoopResultBuilder]: For program point L140-4(lines 140 146) no Hoare annotation was computed. [2021-10-28 08:46:53,238 INFO L857 garLoopResultBuilder]: For program point L140-5(lines 140 146) no Hoare annotation was computed. [2021-10-28 08:46:53,238 INFO L857 garLoopResultBuilder]: For program point L306(lines 306 323) no Hoare annotation was computed. [2021-10-28 08:46:53,239 INFO L857 garLoopResultBuilder]: For program point L306-1(lines 306 323) no Hoare annotation was computed. [2021-10-28 08:46:53,239 INFO L857 garLoopResultBuilder]: For program point L306-2(lines 306 323) no Hoare annotation was computed. [2021-10-28 08:46:53,239 INFO L857 garLoopResultBuilder]: For program point L306-3(lines 306 323) no Hoare annotation was computed. [2021-10-28 08:46:53,239 INFO L857 garLoopResultBuilder]: For program point L306-4(lines 306 323) no Hoare annotation was computed. [2021-10-28 08:46:53,240 INFO L857 garLoopResultBuilder]: For program point L306-5(lines 306 323) no Hoare annotation was computed. [2021-10-28 08:46:53,240 INFO L857 garLoopResultBuilder]: For program point L75(lines 75 79) no Hoare annotation was computed. [2021-10-28 08:46:53,240 INFO L857 garLoopResultBuilder]: For program point ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION(line 895) no Hoare annotation was computed. [2021-10-28 08:46:53,240 INFO L853 garLoopResultBuilder]: At program point L274(lines 273 292) the Hoare annotation is: (let ((.cse10 (= 0 ~systemActive~0))) (let ((.cse5 (not .cse10)) (.cse1 (= ~methAndRunningLastTime~0 0)) (.cse8 (= |ULTIMATE.start_isMethaneAlarm_#res| 1)) (.cse3 (= ~methaneLevelCritical~0 1)) (.cse9 (= |ULTIMATE.start_isMethaneLevelCritical_#res| 1)) (.cse0 (= ULTIMATE.start_test_~splverifierCounter~0 0)) (.cse7 (= ~pumpRunning~0 0)) (.cse6 (= ~methaneLevelCritical~0 0)) (.cse2 (= ULTIMATE.start_main_~tmp~9 1)) (.cse4 (= |ULTIMATE.start_valid_product_#res| 1))) (or (and .cse0 .cse1 .cse2 .cse3 .cse4 .cse5) (and .cse0 .cse6 .cse2 .cse4 .cse5) (and .cse0 (not .cse7) .cse2 .cse8 .cse3 .cse4 .cse9 .cse5) (and .cse0 .cse7 .cse1 .cse2 .cse3 .cse4) (and .cse0 .cse7 .cse2 .cse8 .cse3 .cse4 .cse10 .cse9) (and .cse0 .cse7 .cse6 .cse2 .cse4)))) [2021-10-28 08:46:53,240 INFO L857 garLoopResultBuilder]: For program point L241(lines 241 247) no Hoare annotation was computed. [2021-10-28 08:46:53,240 INFO L857 garLoopResultBuilder]: For program point L274-1(lines 274 280) no Hoare annotation was computed. [2021-10-28 08:46:53,241 INFO L853 garLoopResultBuilder]: At program point L241-1(lines 274 280) the Hoare annotation is: (let ((.cse9 (= 0 ~systemActive~0)) (.cse8 (= ~pumpRunning~0 0))) (let ((.cse6 (= ~methaneLevelCritical~0 0)) (.cse7 (not .cse8)) (.cse5 (not .cse9)) (.cse1 (= ~methAndRunningLastTime~0 0)) (.cse0 (= ULTIMATE.start_test_~splverifierCounter~0 0)) (.cse2 (= ULTIMATE.start_main_~tmp~9 1)) (.cse10 (= |ULTIMATE.start_isMethaneAlarm_#res| 1)) (.cse3 (= ~methaneLevelCritical~0 1)) (.cse4 (= |ULTIMATE.start_valid_product_#res| 1)) (.cse11 (= |ULTIMATE.start_isMethaneLevelCritical_#res| 1))) (or (and .cse0 .cse1 .cse2 .cse3 .cse4 .cse5) (and .cse0 .cse1 .cse6 .cse2 .cse4 .cse5) (and .cse0 .cse7 .cse6 .cse2 .cse4 .cse5) (and .cse0 .cse8 .cse6 .cse2 .cse4 .cse9) (and .cse0 .cse7 .cse2 .cse10 .cse3 .cse4 .cse11 .cse5) (and .cse0 .cse8 .cse1 .cse2 .cse3 .cse4) (and .cse0 .cse8 .cse2 .cse10 .cse3 .cse4 .cse9 .cse11)))) [2021-10-28 08:46:53,241 INFO L853 garLoopResultBuilder]: At program point L274-2(lines 273 292) the Hoare annotation is: false [2021-10-28 08:46:53,241 INFO L853 garLoopResultBuilder]: At program point L274-3(lines 273 292) the Hoare annotation is: false [2021-10-28 08:46:53,241 INFO L853 garLoopResultBuilder]: At program point L176(lines 1 995) the Hoare annotation is: (and (= ~pumpRunning~0 0) (= ~methAndRunningLastTime~0 0) (= ~methaneLevelCritical~0 0) (= ~waterLevel~0 1) (not (= 0 ~systemActive~0))) [2021-10-28 08:46:53,242 INFO L857 garLoopResultBuilder]: For program point L507(lines 507 517) no Hoare annotation was computed. [2021-10-28 08:46:53,242 INFO L857 garLoopResultBuilder]: For program point L507-2(lines 507 517) no Hoare annotation was computed. [2021-10-28 08:46:53,242 INFO L857 garLoopResultBuilder]: For program point L507-4(lines 507 517) no Hoare annotation was computed. [2021-10-28 08:46:53,242 INFO L857 garLoopResultBuilder]: For program point L508(lines 508 514) no Hoare annotation was computed. [2021-10-28 08:46:53,242 INFO L857 garLoopResultBuilder]: For program point L508-2(lines 508 514) no Hoare annotation was computed. [2021-10-28 08:46:53,243 INFO L857 garLoopResultBuilder]: For program point L508-4(lines 508 514) no Hoare annotation was computed. [2021-10-28 08:46:53,243 INFO L857 garLoopResultBuilder]: For program point L310(lines 310 318) no Hoare annotation was computed. [2021-10-28 08:46:53,243 INFO L857 garLoopResultBuilder]: For program point L310-1(lines 310 318) no Hoare annotation was computed. [2021-10-28 08:46:53,243 INFO L857 garLoopResultBuilder]: For program point L310-2(lines 310 318) no Hoare annotation was computed. [2021-10-28 08:46:53,243 INFO L857 garLoopResultBuilder]: For program point L310-3(lines 310 318) no Hoare annotation was computed. [2021-10-28 08:46:53,244 INFO L857 garLoopResultBuilder]: For program point L310-4(lines 310 318) no Hoare annotation was computed. [2021-10-28 08:46:53,244 INFO L853 garLoopResultBuilder]: At program point L145(lines 136 149) the Hoare annotation is: false [2021-10-28 08:46:53,244 INFO L857 garLoopResultBuilder]: For program point L310-5(lines 310 318) no Hoare annotation was computed. [2021-10-28 08:46:53,244 INFO L853 garLoopResultBuilder]: At program point L145-1(lines 136 149) the Hoare annotation is: (let ((.cse3 (= ~methaneLevelCritical~0 1)) (.cse0 (= ULTIMATE.start_test_~splverifierCounter~0 0)) (.cse1 (= ~pumpRunning~0 0)) (.cse2 (= ULTIMATE.start_main_~tmp~9 1)) (.cse4 (= |ULTIMATE.start_valid_product_#res| 1)) (.cse5 (not (= 0 ~systemActive~0)))) (or (and .cse0 .cse1 (= ~methAndRunningLastTime~0 0) .cse2 .cse3 .cse4 .cse5) (and (not (= |ULTIMATE.start_isHighWaterSensorDry_#res| 0)) .cse0 .cse1 .cse2 .cse3 .cse4 .cse5) (and .cse0 .cse1 (= ~methaneLevelCritical~0 0) .cse2 .cse4 .cse5))) [2021-10-28 08:46:53,245 INFO L853 garLoopResultBuilder]: At program point L145-2(lines 136 149) the Hoare annotation is: false [2021-10-28 08:46:53,245 INFO L853 garLoopResultBuilder]: At program point L145-3(lines 136 149) the Hoare annotation is: false [2021-10-28 08:46:53,245 INFO L853 garLoopResultBuilder]: At program point L145-4(lines 136 149) the Hoare annotation is: false [2021-10-28 08:46:53,245 INFO L853 garLoopResultBuilder]: At program point L145-5(lines 136 149) the Hoare annotation is: false [2021-10-28 08:46:53,246 INFO L857 garLoopResultBuilder]: For program point L213(lines 213 219) no Hoare annotation was computed. [2021-10-28 08:46:53,246 INFO L853 garLoopResultBuilder]: At program point L213-1(lines 213 219) the Hoare annotation is: (let ((.cse3 (= ~methaneLevelCritical~0 1)) (.cse5 (= |ULTIMATE.start_isMethaneLevelCritical_#res| 1)) (.cse6 (not (= 0 ~systemActive~0))) (.cse0 (= ULTIMATE.start_test_~splverifierCounter~0 0)) (.cse1 (= ~pumpRunning~0 0)) (.cse7 (= ~methAndRunningLastTime~0 0)) (.cse8 (= ULTIMATE.start___utac_acc__Specification2_spec__2_~tmp~5 0)) (.cse9 (= |ULTIMATE.start_isMethaneLevelCritical_#res| 0)) (.cse10 (= ~methaneLevelCritical~0 0)) (.cse2 (= ULTIMATE.start_main_~tmp~9 1)) (.cse4 (= |ULTIMATE.start_valid_product_#res| 1))) (or (and .cse0 (not .cse1) .cse2 (= |ULTIMATE.start_isMethaneAlarm_#res| 1) .cse3 .cse4 .cse5 .cse6) (and .cse0 .cse1 .cse7 .cse2 .cse3 .cse4 .cse5) (and .cse0 .cse7 .cse8 .cse9 .cse10 .cse2 .cse4 .cse6) (and .cse0 .cse1 .cse7 .cse10 .cse2 .cse4 .cse6) (and .cse0 .cse1 .cse7 .cse8 .cse9 .cse10 .cse2 .cse4))) [2021-10-28 08:46:53,246 INFO L853 garLoopResultBuilder]: At program point L281(lines 281 287) the Hoare annotation is: (let ((.cse3 (= ~methaneLevelCritical~0 1)) (.cse1 (= ~pumpRunning~0 0)) (.cse0 (= ULTIMATE.start_test_~splverifierCounter~0 0)) (.cse6 (= ~methaneLevelCritical~0 0)) (.cse2 (= ULTIMATE.start_main_~tmp~9 1)) (.cse4 (= |ULTIMATE.start_valid_product_#res| 1)) (.cse5 (not (= 0 ~systemActive~0)))) (or (and .cse0 .cse1 .cse2 .cse3 .cse4) (and .cse0 (= ~methAndRunningLastTime~0 0) .cse2 (= |ULTIMATE.start_isMethaneAlarm_#res| 1) .cse3 .cse4 (= |ULTIMATE.start_isMethaneLevelCritical_#res| 1) .cse5) (and .cse0 .cse1 .cse6 .cse2 .cse4) (and .cse0 (= |ULTIMATE.start_isMethaneLevelCritical_#res| 0) .cse6 .cse2 .cse4 .cse5))) [2021-10-28 08:46:53,247 INFO L853 garLoopResultBuilder]: At program point L281-1(lines 281 287) the Hoare annotation is: false [2021-10-28 08:46:53,247 INFO L853 garLoopResultBuilder]: At program point L281-2(lines 281 287) the Hoare annotation is: false [2021-10-28 08:46:53,247 INFO L853 garLoopResultBuilder]: At program point L184(lines 179 187) the Hoare annotation is: (and (= ~pumpRunning~0 0) (= ~methAndRunningLastTime~0 0) (= ~methaneLevelCritical~0 0) (= |ULTIMATE.start_valid_product_#res| 1) (= ~waterLevel~0 1) (not (= 0 ~systemActive~0))) [2021-10-28 08:46:53,247 INFO L853 garLoopResultBuilder]: At program point L911-2(lines 911 925) the Hoare annotation is: false [2021-10-28 08:46:53,248 INFO L857 garLoopResultBuilder]: For program point ULTIMATE.startENTRY(line -1) no Hoare annotation was computed. [2021-10-28 08:46:53,248 INFO L857 garLoopResultBuilder]: For program point L912(line 912) no Hoare annotation was computed. [2021-10-28 08:46:53,248 INFO L857 garLoopResultBuilder]: For program point L87(lines 87 91) no Hoare annotation was computed. [2021-10-28 08:46:53,248 INFO L857 garLoopResultBuilder]: For program point L451(lines 451 455) no Hoare annotation was computed. [2021-10-28 08:46:53,248 INFO L857 garLoopResultBuilder]: For program point L451-2(lines 451 455) no Hoare annotation was computed. [2021-10-28 08:46:53,249 INFO L857 garLoopResultBuilder]: For program point L451-3(lines 451 455) no Hoare annotation was computed. [2021-10-28 08:46:53,249 INFO L857 garLoopResultBuilder]: For program point L451-5(lines 451 455) no Hoare annotation was computed. [2021-10-28 08:46:53,249 INFO L853 garLoopResultBuilder]: At program point L253(lines 202 254) the Hoare annotation is: false [2021-10-28 08:46:53,249 INFO L857 garLoopResultBuilder]: For program point L451-6(lines 451 455) no Hoare annotation was computed. [2021-10-28 08:46:53,250 INFO L857 garLoopResultBuilder]: For program point L451-8(lines 451 455) no Hoare annotation was computed. [2021-10-28 08:46:53,250 INFO L857 garLoopResultBuilder]: For program point L451-9(lines 451 455) no Hoare annotation was computed. [2021-10-28 08:46:53,250 INFO L857 garLoopResultBuilder]: For program point L451-11(lines 451 455) no Hoare annotation was computed. [2021-10-28 08:46:53,250 INFO L857 garLoopResultBuilder]: For program point L451-12(lines 451 455) no Hoare annotation was computed. [2021-10-28 08:46:53,250 INFO L857 garLoopResultBuilder]: For program point L451-14(lines 451 455) no Hoare annotation was computed. [2021-10-28 08:46:53,251 INFO L857 garLoopResultBuilder]: For program point L451-15(lines 451 455) no Hoare annotation was computed. [2021-10-28 08:46:53,251 INFO L857 garLoopResultBuilder]: For program point L451-17(lines 451 455) no Hoare annotation was computed. [2021-10-28 08:46:53,251 INFO L857 garLoopResultBuilder]: For program point L915(lines 915 919) no Hoare annotation was computed. [2021-10-28 08:46:53,251 INFO L857 garLoopResultBuilder]: For program point L915-1(lines 274 280) no Hoare annotation was computed. [2021-10-28 08:46:53,252 INFO L857 garLoopResultBuilder]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2021-10-28 08:46:53,252 INFO L857 garLoopResultBuilder]: For program point L223(lines 223 229) no Hoare annotation was computed. [2021-10-28 08:46:53,252 INFO L853 garLoopResultBuilder]: At program point L223-1(lines 223 229) the Hoare annotation is: (let ((.cse8 (= ~pumpRunning~0 0))) (let ((.cse6 (not .cse8)) (.cse5 (not (= 0 ~systemActive~0))) (.cse3 (= ~methaneLevelCritical~0 1)) (.cse0 (= ULTIMATE.start_test_~splverifierCounter~0 0)) (.cse1 (= ~methAndRunningLastTime~0 0)) (.cse7 (= ~methaneLevelCritical~0 0)) (.cse2 (= ULTIMATE.start_main_~tmp~9 1)) (.cse4 (= |ULTIMATE.start_valid_product_#res| 1))) (or (and .cse0 .cse1 .cse2 .cse3 .cse4 .cse5) (and .cse0 .cse6 .cse7 .cse2 .cse4 .cse5) (and .cse0 .cse6 .cse2 (= |ULTIMATE.start_isMethaneAlarm_#res| 1) .cse3 .cse4 (= |ULTIMATE.start_isMethaneLevelCritical_#res| 1) .cse5) (and .cse0 .cse8 .cse1 .cse2 .cse3 .cse4) (and .cse0 .cse8 .cse1 .cse7 .cse2 .cse4)))) [2021-10-28 08:46:53,252 INFO L857 garLoopResultBuilder]: For program point L983(lines 983 990) no Hoare annotation was computed. [2021-10-28 08:46:53,253 INFO L860 garLoopResultBuilder]: At program point L983-1(lines 983 990) the Hoare annotation is: true [2021-10-28 08:46:53,253 INFO L853 garLoopResultBuilder]: At program point L457(lines 442 460) the Hoare annotation is: false [2021-10-28 08:46:53,253 INFO L853 garLoopResultBuilder]: At program point L457-1(lines 442 460) the Hoare annotation is: (let ((.cse3 (= ~methaneLevelCritical~0 1)) (.cse0 (= ULTIMATE.start_test_~splverifierCounter~0 0)) (.cse1 (= ~pumpRunning~0 0)) (.cse2 (= ULTIMATE.start_main_~tmp~9 1)) (.cse4 (= |ULTIMATE.start_valid_product_#res| 1)) (.cse5 (not (= 0 ~systemActive~0)))) (or (and .cse0 .cse1 (= ~methAndRunningLastTime~0 0) .cse2 .cse3 .cse4 .cse5) (and .cse0 (= ULTIMATE.start_isHighWaterLevel_~tmp___0~1 0) .cse1 (= |ULTIMATE.start_isHighWaterLevel_#res| 0) .cse2 (not (= ULTIMATE.start_isHighWaterLevel_~tmp~4 0)) .cse3 .cse4 .cse5) (and .cse0 .cse1 (= ~methaneLevelCritical~0 0) .cse2 .cse4 .cse5))) [2021-10-28 08:46:53,253 INFO L853 garLoopResultBuilder]: At program point L457-2(lines 442 460) the Hoare annotation is: false [2021-10-28 08:46:53,254 INFO L853 garLoopResultBuilder]: At program point L457-3(lines 442 460) the Hoare annotation is: false [2021-10-28 08:46:53,254 INFO L853 garLoopResultBuilder]: At program point L457-4(lines 442 460) the Hoare annotation is: false [2021-10-28 08:46:53,254 INFO L853 garLoopResultBuilder]: At program point L457-5(lines 442 460) the Hoare annotation is: false [2021-10-28 08:46:53,254 INFO L857 garLoopResultBuilder]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2021-10-28 08:46:53,255 INFO L853 garLoopResultBuilder]: At program point L492(lines 487 494) the Hoare annotation is: (and (= ~pumpRunning~0 0) (= ~methAndRunningLastTime~0 0) (= ~methaneLevelCritical~0 0) (= ULTIMATE.start_main_~tmp~9 1) (= |ULTIMATE.start_valid_product_#res| 1) (= ~waterLevel~0 1) (not (= 0 ~systemActive~0))) [2021-10-28 08:46:53,255 INFO L853 garLoopResultBuilder]: At program point L393(lines 386 396) the Hoare annotation is: (let ((.cse0 (= ULTIMATE.start_test_~splverifierCounter~0 0)) (.cse1 (not (= ~pumpRunning~0 0))) (.cse2 (= ULTIMATE.start_main_~tmp~9 1)) (.cse3 (= |ULTIMATE.start_valid_product_#res| 1)) (.cse4 (not (= 0 ~systemActive~0)))) (or (and .cse0 .cse1 .cse2 (= |ULTIMATE.start_isMethaneAlarm_#res| 1) (= ~methaneLevelCritical~0 1) .cse3 (= |ULTIMATE.start_isMethaneLevelCritical_#res| 1) .cse4) (and .cse0 .cse1 (= |ULTIMATE.start_isMethaneLevelCritical_#res| 0) (= ~methaneLevelCritical~0 0) .cse2 .cse3 .cse4))) [2021-10-28 08:46:53,255 INFO L853 garLoopResultBuilder]: At program point L393-1(lines 386 396) the Hoare annotation is: false [2021-10-28 08:46:53,255 INFO L853 garLoopResultBuilder]: At program point L393-2(lines 386 396) the Hoare annotation is: (let ((.cse0 (= ULTIMATE.start_test_~splverifierCounter~0 0)) (.cse1 (= ~pumpRunning~0 0)) (.cse2 (= ULTIMATE.start_main_~tmp~9 1)) (.cse3 (= |ULTIMATE.start_valid_product_#res| 1)) (.cse4 (not (= 0 ~systemActive~0)))) (or (and .cse0 .cse1 (= |ULTIMATE.start_isMethaneLevelCritical_#res| 0) (= ~methaneLevelCritical~0 0) .cse2 .cse3 .cse4) (and .cse0 .cse1 (= ~methAndRunningLastTime~0 0) .cse2 (= |ULTIMATE.start_isMethaneAlarm_#res| 1) (= ~methaneLevelCritical~0 1) .cse3 (= |ULTIMATE.start_isMethaneLevelCritical_#res| 1) .cse4))) [2021-10-28 08:46:53,256 INFO L853 garLoopResultBuilder]: At program point L393-3(lines 386 396) the Hoare annotation is: false [2021-10-28 08:46:53,256 INFO L853 garLoopResultBuilder]: At program point L393-4(lines 386 396) the Hoare annotation is: false [2021-10-28 08:46:53,256 INFO L853 garLoopResultBuilder]: At program point L393-5(lines 386 396) the Hoare annotation is: false [2021-10-28 08:46:53,256 INFO L853 garLoopResultBuilder]: At program point L393-6(lines 386 396) the Hoare annotation is: false [2021-10-28 08:46:53,257 INFO L853 garLoopResultBuilder]: At program point L393-7(lines 386 396) the Hoare annotation is: false [2021-10-28 08:46:53,257 INFO L853 garLoopResultBuilder]: At program point L393-8(lines 386 396) the Hoare annotation is: false [2021-10-28 08:46:53,257 INFO L857 garLoopResultBuilder]: For program point L63(lines 63 67) no Hoare annotation was computed. [2021-10-28 08:46:53,257 INFO L857 garLoopResultBuilder]: For program point L63-3(lines 63 67) no Hoare annotation was computed. [2021-10-28 08:46:53,257 INFO L857 garLoopResultBuilder]: For program point L63-6(lines 63 67) no Hoare annotation was computed. [2021-10-28 08:46:53,258 INFO L857 garLoopResultBuilder]: For program point L-1(line -1) no Hoare annotation was computed. [2021-10-28 08:46:53,258 INFO L857 garLoopResultBuilder]: For program point ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION(line 895) no Hoare annotation was computed. [2021-10-28 08:46:53,258 INFO L853 garLoopResultBuilder]: At program point L100(lines 95 103) the Hoare annotation is: (let ((.cse0 (= ULTIMATE.start_test_~splverifierCounter~0 0)) (.cse1 (not (= ~pumpRunning~0 0))) (.cse2 (= ULTIMATE.start_main_~tmp~9 1)) (.cse3 (= |ULTIMATE.start_valid_product_#res| 1)) (.cse4 (not (= 0 ~systemActive~0)))) (or (and .cse0 .cse1 .cse2 (= ~methaneLevelCritical~0 1) .cse3 (= |ULTIMATE.start_isMethaneLevelCritical_#res| 1) .cse4) (and .cse0 .cse1 (= |ULTIMATE.start_isMethaneLevelCritical_#res| 0) (= ~methaneLevelCritical~0 0) .cse2 .cse3 .cse4))) [2021-10-28 08:46:53,259 INFO L853 garLoopResultBuilder]: At program point L100-1(lines 95 103) the Hoare annotation is: false [2021-10-28 08:46:53,259 INFO L853 garLoopResultBuilder]: At program point L100-2(lines 95 103) the Hoare annotation is: (let ((.cse0 (= ULTIMATE.start_test_~splverifierCounter~0 0)) (.cse1 (= ~pumpRunning~0 0)) (.cse2 (= ULTIMATE.start_main_~tmp~9 1)) (.cse3 (= |ULTIMATE.start_valid_product_#res| 1)) (.cse4 (not (= 0 ~systemActive~0)))) (or (and .cse0 .cse1 (= |ULTIMATE.start_isMethaneLevelCritical_#res| 0) (= ~methaneLevelCritical~0 0) .cse2 .cse3 .cse4) (and .cse0 .cse1 (= ~methAndRunningLastTime~0 0) .cse2 (= ~methaneLevelCritical~0 1) .cse3 (= |ULTIMATE.start_isMethaneLevelCritical_#res| 1) .cse4))) [2021-10-28 08:46:53,259 INFO L853 garLoopResultBuilder]: At program point L100-3(lines 95 103) the Hoare annotation is: (let ((.cse3 (= ~methaneLevelCritical~0 1)) (.cse5 (= |ULTIMATE.start_isMethaneLevelCritical_#res| 1)) (.cse1 (= ~pumpRunning~0 0)) (.cse0 (= ULTIMATE.start_test_~splverifierCounter~0 0)) (.cse7 (= |ULTIMATE.start_isMethaneLevelCritical_#res| 0)) (.cse8 (= ~methaneLevelCritical~0 0)) (.cse2 (= ULTIMATE.start_main_~tmp~9 1)) (.cse4 (= |ULTIMATE.start_valid_product_#res| 1)) (.cse6 (not (= 0 ~systemActive~0)))) (or (and .cse0 .cse1 .cse2 .cse3 .cse4 .cse5) (and .cse0 (= ~methAndRunningLastTime~0 0) .cse2 (= |ULTIMATE.start_isMethaneAlarm_#res| 1) .cse3 .cse4 .cse5 .cse6) (and .cse0 .cse1 .cse7 .cse8 .cse2 .cse4) (and .cse0 .cse7 .cse8 .cse2 .cse4 .cse6))) [2021-10-28 08:46:53,259 INFO L853 garLoopResultBuilder]: At program point L100-4(lines 95 103) the Hoare annotation is: false [2021-10-28 08:46:53,260 INFO L860 garLoopResultBuilder]: At program point L992(lines 973 995) the Hoare annotation is: true [2021-10-28 08:46:53,260 INFO L853 garLoopResultBuilder]: At program point L959(lines 955 961) the Hoare annotation is: (and (= ~pumpRunning~0 0) (= ~methAndRunningLastTime~0 0) (= ~methaneLevelCritical~0 0) (= ULTIMATE.start_main_~tmp~9 1) (= |ULTIMATE.start_valid_product_#res| 1) (= ~waterLevel~0 1) (not (= 0 ~systemActive~0))) [2021-10-28 08:46:53,260 INFO L853 garLoopResultBuilder]: At program point L100-5(lines 95 103) the Hoare annotation is: false [2021-10-28 08:46:53,260 INFO L853 garLoopResultBuilder]: At program point L100-6(lines 95 103) the Hoare annotation is: false [2021-10-28 08:46:53,261 INFO L853 garLoopResultBuilder]: At program point L100-7(lines 95 103) the Hoare annotation is: false [2021-10-28 08:46:53,262 INFO L853 garLoopResultBuilder]: At program point L100-8(lines 95 103) the Hoare annotation is: false [2021-10-28 08:46:53,262 INFO L853 garLoopResultBuilder]: At program point L100-9(lines 95 103) the Hoare annotation is: false [2021-10-28 08:46:53,262 INFO L853 garLoopResultBuilder]: At program point L100-10(lines 95 103) the Hoare annotation is: false [2021-10-28 08:46:53,262 INFO L853 garLoopResultBuilder]: At program point L100-11(lines 95 103) the Hoare annotation is: false [2021-10-28 08:46:53,263 INFO L857 garLoopResultBuilder]: For program point L332(lines 332 349) no Hoare annotation was computed. [2021-10-28 08:46:53,263 INFO L857 garLoopResultBuilder]: For program point L332-1(lines 332 349) no Hoare annotation was computed. [2021-10-28 08:46:53,263 INFO L857 garLoopResultBuilder]: For program point L332-2(lines 332 349) no Hoare annotation was computed. [2021-10-28 08:46:53,263 INFO L857 garLoopResultBuilder]: For program point L233(lines 233 248) no Hoare annotation was computed. [2021-10-28 08:46:53,268 INFO L731 BasicCegarLoop]: Path program histogram: [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-10-28 08:46:53,271 INFO L179 ceAbstractionStarter]: Computing trace abstraction results [2021-10-28 08:46:53,319 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 28.10 08:46:53 BoogieIcfgContainer [2021-10-28 08:46:53,319 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2021-10-28 08:46:53,320 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2021-10-28 08:46:53,320 INFO L271 PluginConnector]: Initializing Witness Printer... [2021-10-28 08:46:53,321 INFO L275 PluginConnector]: Witness Printer initialized [2021-10-28 08:46:53,321 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 28.10 08:46:40" (3/4) ... [2021-10-28 08:46:53,325 INFO L137 WitnessPrinter]: Generating witness for correct program [2021-10-28 08:46:53,353 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 41 nodes and edges [2021-10-28 08:46:53,355 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 21 nodes and edges [2021-10-28 08:46:53,357 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 10 nodes and edges [2021-10-28 08:46:53,359 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 5 nodes and edges [2021-10-28 08:46:53,360 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 2 nodes and edges [2021-10-28 08:46:53,362 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2021-10-28 08:46:53,364 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2021-10-28 08:46:53,397 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((pumpRunning == 0 && methAndRunningLastTime == 0) && methaneLevelCritical == 0) && \result == 1) && waterLevel == 1) && !(0 == systemActive) [2021-10-28 08:46:53,398 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((((pumpRunning == 0 && methAndRunningLastTime == 0) && methaneLevelCritical == 0) && tmp == 1) && \result == 1) && waterLevel == 1) && !(0 == systemActive) [2021-10-28 08:46:53,398 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((((pumpRunning == 0 && methAndRunningLastTime == 0) && methaneLevelCritical == 0) && tmp == 1) && \result == 1) && waterLevel == 1) && !(0 == systemActive) [2021-10-28 08:46:53,398 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((((((((splverifierCounter == 0 && !(pumpRunning == 0)) && tmp == 1) && \result == 1) && methaneLevelCritical == 1) && \result == 1) && \result == 1) && !(0 == systemActive)) || ((((((splverifierCounter == 0 && pumpRunning == 0) && methAndRunningLastTime == 0) && tmp == 1) && methaneLevelCritical == 1) && \result == 1) && \result == 1)) || (((((((splverifierCounter == 0 && methAndRunningLastTime == 0) && tmp == 0) && \result == 0) && methaneLevelCritical == 0) && tmp == 1) && \result == 1) && !(0 == systemActive))) || ((((((splverifierCounter == 0 && pumpRunning == 0) && methAndRunningLastTime == 0) && methaneLevelCritical == 0) && tmp == 1) && \result == 1) && !(0 == systemActive))) || (((((((splverifierCounter == 0 && pumpRunning == 0) && methAndRunningLastTime == 0) && tmp == 0) && \result == 0) && methaneLevelCritical == 0) && tmp == 1) && \result == 1) [2021-10-28 08:46:53,399 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((((((((splverifierCounter == 0 && !(pumpRunning == 0)) && tmp == 1) && \result == 1) && methaneLevelCritical == 1) && \result == 1) && \result == 1) && !(0 == systemActive)) || ((((((splverifierCounter == 0 && pumpRunning == 0) && methAndRunningLastTime == 0) && tmp == 1) && methaneLevelCritical == 1) && \result == 1) && \result == 1)) || (((((((splverifierCounter == 0 && methAndRunningLastTime == 0) && tmp == 0) && \result == 0) && methaneLevelCritical == 0) && tmp == 1) && \result == 1) && !(0 == systemActive))) || ((((((splverifierCounter == 0 && pumpRunning == 0) && methAndRunningLastTime == 0) && methaneLevelCritical == 0) && tmp == 1) && \result == 1) && !(0 == systemActive))) || (((((((splverifierCounter == 0 && pumpRunning == 0) && methAndRunningLastTime == 0) && tmp == 0) && \result == 0) && methaneLevelCritical == 0) && tmp == 1) && \result == 1) [2021-10-28 08:46:53,400 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((((((splverifierCounter == 0 && methAndRunningLastTime == 0) && tmp == 1) && methaneLevelCritical == 1) && \result == 1) && !(0 == systemActive)) || (((((splverifierCounter == 0 && !(pumpRunning == 0)) && methaneLevelCritical == 0) && tmp == 1) && \result == 1) && !(0 == systemActive))) || (((((((splverifierCounter == 0 && !(pumpRunning == 0)) && tmp == 1) && \result == 1) && methaneLevelCritical == 1) && \result == 1) && \result == 1) && !(0 == systemActive))) || (((((splverifierCounter == 0 && pumpRunning == 0) && methAndRunningLastTime == 0) && tmp == 1) && methaneLevelCritical == 1) && \result == 1)) || (((((splverifierCounter == 0 && pumpRunning == 0) && methAndRunningLastTime == 0) && methaneLevelCritical == 0) && tmp == 1) && \result == 1) [2021-10-28 08:46:53,401 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((((((((splverifierCounter == 0 && methAndRunningLastTime == 0) && tmp == 1) && methaneLevelCritical == 1) && \result == 1) && !(0 == systemActive)) || (((((splverifierCounter == 0 && methAndRunningLastTime == 0) && methaneLevelCritical == 0) && tmp == 1) && \result == 1) && !(0 == systemActive))) || (((((splverifierCounter == 0 && !(pumpRunning == 0)) && methaneLevelCritical == 0) && tmp == 1) && \result == 1) && !(0 == systemActive))) || (((((splverifierCounter == 0 && pumpRunning == 0) && methaneLevelCritical == 0) && tmp == 1) && \result == 1) && 0 == systemActive)) || (((((((splverifierCounter == 0 && !(pumpRunning == 0)) && tmp == 1) && \result == 1) && methaneLevelCritical == 1) && \result == 1) && \result == 1) && !(0 == systemActive))) || (((((splverifierCounter == 0 && pumpRunning == 0) && methAndRunningLastTime == 0) && tmp == 1) && methaneLevelCritical == 1) && \result == 1)) || (((((((splverifierCounter == 0 && pumpRunning == 0) && tmp == 1) && \result == 1) && methaneLevelCritical == 1) && \result == 1) && 0 == systemActive) && \result == 1) [2021-10-28 08:46:53,401 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((((((((splverifierCounter == 0 && methAndRunningLastTime == 0) && tmp == 1) && methaneLevelCritical == 1) && \result == 1) && !(0 == systemActive)) || ((((splverifierCounter == 0 && methaneLevelCritical == 0) && tmp == 1) && \result == 1) && !(0 == systemActive))) || (((((((splverifierCounter == 0 && !(pumpRunning == 0)) && tmp == 1) && \result == 1) && methaneLevelCritical == 1) && \result == 1) && \result == 1) && !(0 == systemActive))) || (((((splverifierCounter == 0 && pumpRunning == 0) && methAndRunningLastTime == 0) && tmp == 1) && methaneLevelCritical == 1) && \result == 1)) || (((((((splverifierCounter == 0 && pumpRunning == 0) && tmp == 1) && \result == 1) && methaneLevelCritical == 1) && \result == 1) && 0 == systemActive) && \result == 1)) || ((((splverifierCounter == 0 && pumpRunning == 0) && methaneLevelCritical == 0) && tmp == 1) && \result == 1) [2021-10-28 08:46:53,401 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((((splverifierCounter == 0 && pumpRunning == 0) && tmp == 1) && methaneLevelCritical == 1) && \result == 1) || (((((((splverifierCounter == 0 && methAndRunningLastTime == 0) && tmp == 1) && \result == 1) && methaneLevelCritical == 1) && \result == 1) && \result == 1) && !(0 == systemActive))) || ((((splverifierCounter == 0 && pumpRunning == 0) && methaneLevelCritical == 0) && tmp == 1) && \result == 1)) || (((((splverifierCounter == 0 && \result == 0) && methaneLevelCritical == 0) && tmp == 1) && \result == 1) && !(0 == systemActive)) [2021-10-28 08:46:53,402 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((((splverifierCounter == 0 && pumpRunning == 0) && methAndRunningLastTime == 0) && tmp == 1) && methaneLevelCritical == 1) && \result == 1) || ((((((splverifierCounter == 0 && pumpRunning == 0) && tmp == 1) && \result == 1) && methaneLevelCritical == 1) && \result == 1) && \result == 1)) || ((((splverifierCounter == 0 && pumpRunning == 0) && methaneLevelCritical == 0) && tmp == 1) && \result == 1) [2021-10-28 08:46:53,403 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((((((splverifierCounter == 0 && pumpRunning == 0) && tmp == 1) && methaneLevelCritical == 1) && \result == 1) && \result == 1) || (((((((splverifierCounter == 0 && methAndRunningLastTime == 0) && tmp == 1) && \result == 1) && methaneLevelCritical == 1) && \result == 1) && \result == 1) && !(0 == systemActive))) || (((((splverifierCounter == 0 && pumpRunning == 0) && \result == 0) && methaneLevelCritical == 0) && tmp == 1) && \result == 1)) || (((((splverifierCounter == 0 && \result == 0) && methaneLevelCritical == 0) && tmp == 1) && \result == 1) && !(0 == systemActive)) [2021-10-28 08:46:53,404 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((((splverifierCounter == 0 && !(pumpRunning == 0)) && tmp == 1) && methaneLevelCritical == 1) && \result == 1) && \result == 1) && !(0 == systemActive)) || ((((((splverifierCounter == 0 && !(pumpRunning == 0)) && \result == 0) && methaneLevelCritical == 0) && tmp == 1) && \result == 1) && !(0 == systemActive)) [2021-10-28 08:46:53,405 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((((((splverifierCounter == 0 && !(pumpRunning == 0)) && tmp == 1) && \result == 1) && methaneLevelCritical == 1) && \result == 1) && \result == 1) && !(0 == systemActive)) || ((((((splverifierCounter == 0 && !(pumpRunning == 0)) && \result == 0) && methaneLevelCritical == 0) && tmp == 1) && \result == 1) && !(0 == systemActive)) [2021-10-28 08:46:53,406 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((((((splverifierCounter == 0 && pumpRunning == 0) && methAndRunningLastTime == 0) && tmp == 1) && methaneLevelCritical == 1) && \result == 1) && !(0 == systemActive)) || ((((((!(\result == 0) && splverifierCounter == 0) && pumpRunning == 0) && tmp == 1) && methaneLevelCritical == 1) && \result == 1) && !(0 == systemActive))) || (((((splverifierCounter == 0 && pumpRunning == 0) && methaneLevelCritical == 0) && tmp == 1) && \result == 1) && !(0 == systemActive)) [2021-10-28 08:46:53,406 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((((((splverifierCounter == 0 && methAndRunningLastTime == 0) && !(pumpRunning == 0)) && tmp == 1) && \result == 1) && methaneLevelCritical == 1) && \result == 1) && \result == 1) && !(0 == systemActive)) || ((((((splverifierCounter == 0 && pumpRunning == 0) && \result == 0) && tmp == 1) && methaneLevelCritical == 1) && \result == 1) && \result == 1) [2021-10-28 08:46:53,408 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((((((splverifierCounter == 0 && pumpRunning == 0) && methAndRunningLastTime == 0) && tmp == 1) && methaneLevelCritical == 1) && \result == 1) && !(0 == systemActive)) || ((((((((splverifierCounter == 0 && tmp___0 == 0) && pumpRunning == 0) && \result == 0) && tmp == 1) && !(tmp == 0)) && methaneLevelCritical == 1) && \result == 1) && !(0 == systemActive))) || (((((splverifierCounter == 0 && pumpRunning == 0) && methaneLevelCritical == 0) && tmp == 1) && \result == 1) && !(0 == systemActive)) [2021-10-28 08:46:53,410 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((((splverifierCounter == 0 && pumpRunning == 0) && \result == 0) && methaneLevelCritical == 0) && tmp == 1) && \result == 1) && !(0 == systemActive)) || (((((((splverifierCounter == 0 && pumpRunning == 0) && methAndRunningLastTime == 0) && tmp == 1) && methaneLevelCritical == 1) && \result == 1) && \result == 1) && !(0 == systemActive)) [2021-10-28 08:46:53,411 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((((splverifierCounter == 0 && pumpRunning == 0) && \result == 0) && methaneLevelCritical == 0) && tmp == 1) && \result == 1) && !(0 == systemActive)) || ((((((((splverifierCounter == 0 && pumpRunning == 0) && methAndRunningLastTime == 0) && tmp == 1) && \result == 1) && methaneLevelCritical == 1) && \result == 1) && \result == 1) && !(0 == systemActive)) [2021-10-28 08:46:53,518 INFO L141 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_79ea559b-90bc-4c29-a403-1ecf1c1c8a6b/bin/uautomizer-UnR33cPsHg/witness.graphml [2021-10-28 08:46:53,518 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2021-10-28 08:46:53,521 INFO L168 Benchmark]: Toolchain (without parser) took 15237.95 ms. Allocated memory was 96.5 MB in the beginning and 237.0 MB in the end (delta: 140.5 MB). Free memory was 52.9 MB in the beginning and 176.6 MB in the end (delta: -123.7 MB). Peak memory consumption was 20.9 MB. Max. memory is 16.1 GB. [2021-10-28 08:46:53,522 INFO L168 Benchmark]: CDTParser took 0.38 ms. Allocated memory is still 96.5 MB. Free memory is still 69.9 MB. There was no memory consumed. Max. memory is 16.1 GB. [2021-10-28 08:46:53,523 INFO L168 Benchmark]: CACSL2BoogieTranslator took 618.80 ms. Allocated memory was 96.5 MB in the beginning and 117.4 MB in the end (delta: 21.0 MB). Free memory was 52.6 MB in the beginning and 83.4 MB in the end (delta: -30.8 MB). Peak memory consumption was 8.6 MB. Max. memory is 16.1 GB. [2021-10-28 08:46:53,524 INFO L168 Benchmark]: Boogie Procedure Inliner took 125.85 ms. Allocated memory is still 117.4 MB. Free memory was 83.4 MB in the beginning and 79.4 MB in the end (delta: 4.1 MB). Peak memory consumption was 4.2 MB. Max. memory is 16.1 GB. [2021-10-28 08:46:53,524 INFO L168 Benchmark]: Boogie Preprocessor took 104.32 ms. Allocated memory is still 117.4 MB. Free memory was 79.4 MB in the beginning and 76.7 MB in the end (delta: 2.7 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. [2021-10-28 08:46:53,525 INFO L168 Benchmark]: RCFGBuilder took 1408.18 ms. Allocated memory is still 117.4 MB. Free memory was 76.7 MB in the beginning and 50.4 MB in the end (delta: 26.3 MB). Peak memory consumption was 25.2 MB. Max. memory is 16.1 GB. [2021-10-28 08:46:53,526 INFO L168 Benchmark]: TraceAbstraction took 12773.63 ms. Allocated memory was 117.4 MB in the beginning and 237.0 MB in the end (delta: 119.5 MB). Free memory was 49.9 MB in the beginning and 188.2 MB in the end (delta: -138.3 MB). Peak memory consumption was 102.7 MB. Max. memory is 16.1 GB. [2021-10-28 08:46:53,526 INFO L168 Benchmark]: Witness Printer took 198.48 ms. Allocated memory is still 237.0 MB. Free memory was 188.2 MB in the beginning and 176.6 MB in the end (delta: 11.6 MB). Peak memory consumption was 12.6 MB. Max. memory is 16.1 GB. [2021-10-28 08:46:53,529 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.38 ms. Allocated memory is still 96.5 MB. Free memory is still 69.9 MB. There was no memory consumed. Max. memory is 16.1 GB. * CACSL2BoogieTranslator took 618.80 ms. Allocated memory was 96.5 MB in the beginning and 117.4 MB in the end (delta: 21.0 MB). Free memory was 52.6 MB in the beginning and 83.4 MB in the end (delta: -30.8 MB). Peak memory consumption was 8.6 MB. Max. memory is 16.1 GB. * Boogie Procedure Inliner took 125.85 ms. Allocated memory is still 117.4 MB. Free memory was 83.4 MB in the beginning and 79.4 MB in the end (delta: 4.1 MB). Peak memory consumption was 4.2 MB. Max. memory is 16.1 GB. * Boogie Preprocessor took 104.32 ms. Allocated memory is still 117.4 MB. Free memory was 79.4 MB in the beginning and 76.7 MB in the end (delta: 2.7 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. * RCFGBuilder took 1408.18 ms. Allocated memory is still 117.4 MB. Free memory was 76.7 MB in the beginning and 50.4 MB in the end (delta: 26.3 MB). Peak memory consumption was 25.2 MB. Max. memory is 16.1 GB. * TraceAbstraction took 12773.63 ms. Allocated memory was 117.4 MB in the beginning and 237.0 MB in the end (delta: 119.5 MB). Free memory was 49.9 MB in the beginning and 188.2 MB in the end (delta: -138.3 MB). Peak memory consumption was 102.7 MB. Max. memory is 16.1 GB. * Witness Printer took 198.48 ms. Allocated memory is still 237.0 MB. Free memory was 188.2 MB in the beginning and 176.6 MB in the end (delta: 11.6 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, 0.0s ErrorAutomatonConstructionTimeTotal, 0.0s FaulLocalizationTime, NumberStatementsFirstTrace: -1, TraceLengthAvg: 0, 0.0s ErrorAutomatonConstructionTimeAvg, 0.0s ErrorAutomatonDifferenceTimeAvg, 0.0s ErrorAutomatonDifferenceTimeTotal, NumberOfNoEnhancement: 0, NumberOfFiniteEnhancement: 0, NumberOfInfiniteEnhancement: 0 - PositiveResult [Line: 895]: call to reach_error is unreachable For all program executions holds that call to reach_error is unreachable at this location - PositiveResult [Line: 895]: call to reach_error is unreachable For all program executions holds that call to reach_error is unreachable at this location - PositiveResult [Line: 895]: call to reach_error is unreachable For all program executions holds that call to reach_error is unreachable at this location - StatisticsResult: Ultimate Automizer benchmark data CFG has 1 procedures, 135 locations, 3 error locations. Started 1 CEGAR loops. OverallTime: 12.6s, OverallIterations: 13, TraceHistogramMax: 2, PathProgramHistogramMax: 1, EmptinessCheckTime: 0.0s, AutomataDifference: 2.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 7.7s, InitialAbstractionConstructionTime: 0.0s, PartialOrderReductionTime: 0.0s, HoareTripleCheckerStatistics: 1389 SDtfs, 1885 SDslu, 2009 SDs, 0 SdLazy, 299 SolverSat, 68 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 0.7s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 93 GetRequests, 38 SyntacticMatches, 0 SemanticMatches, 55 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 37 ImplicationChecksByTransitivity, 0.3s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=328occurred in iteration=10, InterpolantAutomatonStates: 71, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: 0.4s AutomataMinimizationTime, 13 MinimizatonAttempts, 1245 StatesRemovedByMinimization, 9 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 57 LocationsWithAnnotation, 57 PreInvPairs, 168 NumberOfFragments, 1374 HoareAnnotationTreeSize, 57 FomulaSimplifications, 550034 FormulaSimplificationTreeSizeReduction, 2.3s HoareSimplificationTime, 57 FomulaSimplificationsInter, 96269 FormulaSimplificationTreeSizeReductionInter, 5.4s HoareSimplificationTimeInter, RefinementEngineStatistics: TRACE_CHECK: 0.1s SsaConstructionTime, 0.5s SatisfiabilityAnalysisTime, 1.0s InterpolantComputationTime, 477 NumberOfCodeBlocks, 477 NumberOfCodeBlocksAsserted, 13 NumberOfCheckSat, 464 ConstructedInterpolants, 0 QuantifiedInterpolants, 849 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 13 InterpolantComputations, 13 PerfectInterpolantSequences, 71/71 InterpolantCoveringCapability, INVARIANT_SYNTHESIS: No data available, INTERPOLANT_CONSOLIDATION: No data available, ABSTRACT_INTERPRETATION: No data available, PDR: No data available, ACCELERATED_INTERPOLATION: No data available, SIFA: No data available, ReuseStatistics: No data available - AllSpecificationsHoldResult: All specifications hold 3 specifications checked. All of them hold - InvariantResult [Line: 136]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 223]: Loop Invariant Derived loop invariant: ((((((((splverifierCounter == 0 && methAndRunningLastTime == 0) && tmp == 1) && methaneLevelCritical == 1) && \result == 1) && !(0 == systemActive)) || (((((splverifierCounter == 0 && !(pumpRunning == 0)) && methaneLevelCritical == 0) && tmp == 1) && \result == 1) && !(0 == systemActive))) || (((((((splverifierCounter == 0 && !(pumpRunning == 0)) && tmp == 1) && \result == 1) && methaneLevelCritical == 1) && \result == 1) && \result == 1) && !(0 == systemActive))) || (((((splverifierCounter == 0 && pumpRunning == 0) && methAndRunningLastTime == 0) && tmp == 1) && methaneLevelCritical == 1) && \result == 1)) || (((((splverifierCounter == 0 && pumpRunning == 0) && methAndRunningLastTime == 0) && methaneLevelCritical == 0) && tmp == 1) && \result == 1) - InvariantResult [Line: 397]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 95]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 95]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 442]: Loop Invariant Derived loop invariant: (((((((splverifierCounter == 0 && pumpRunning == 0) && methAndRunningLastTime == 0) && tmp == 1) && methaneLevelCritical == 1) && \result == 1) && !(0 == systemActive)) || ((((((((splverifierCounter == 0 && tmp___0 == 0) && pumpRunning == 0) && \result == 0) && tmp == 1) && !(tmp == 0)) && methaneLevelCritical == 1) && \result == 1) && !(0 == systemActive))) || (((((splverifierCounter == 0 && pumpRunning == 0) && methaneLevelCritical == 0) && tmp == 1) && \result == 1) && !(0 == systemActive)) - InvariantResult [Line: 1]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 281]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 911]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 95]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 281]: Loop Invariant Derived loop invariant: ((((((splverifierCounter == 0 && pumpRunning == 0) && tmp == 1) && methaneLevelCritical == 1) && \result == 1) || (((((((splverifierCounter == 0 && methAndRunningLastTime == 0) && tmp == 1) && \result == 1) && methaneLevelCritical == 1) && \result == 1) && \result == 1) && !(0 == systemActive))) || ((((splverifierCounter == 0 && pumpRunning == 0) && methaneLevelCritical == 0) && tmp == 1) && \result == 1)) || (((((splverifierCounter == 0 && \result == 0) && methaneLevelCritical == 0) && tmp == 1) && \result == 1) && !(0 == systemActive)) - InvariantResult [Line: 179]: Loop Invariant Derived loop invariant: ((((pumpRunning == 0 && methAndRunningLastTime == 0) && methaneLevelCritical == 0) && \result == 1) && waterLevel == 1) && !(0 == systemActive) - InvariantResult [Line: 386]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 442]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 202]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 386]: Loop Invariant Derived loop invariant: (((((((splverifierCounter == 0 && !(pumpRunning == 0)) && tmp == 1) && \result == 1) && methaneLevelCritical == 1) && \result == 1) && \result == 1) && !(0 == systemActive)) || ((((((splverifierCounter == 0 && !(pumpRunning == 0)) && \result == 0) && methaneLevelCritical == 0) && tmp == 1) && \result == 1) && !(0 == systemActive)) - InvariantResult [Line: 386]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 95]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 397]: Loop Invariant Derived loop invariant: ((((((((splverifierCounter == 0 && methAndRunningLastTime == 0) && !(pumpRunning == 0)) && tmp == 1) && \result == 1) && methaneLevelCritical == 1) && \result == 1) && \result == 1) && !(0 == systemActive)) || ((((((splverifierCounter == 0 && pumpRunning == 0) && \result == 0) && tmp == 1) && methaneLevelCritical == 1) && \result == 1) && \result == 1) - InvariantResult [Line: 273]: Loop Invariant Derived loop invariant: (((((((((splverifierCounter == 0 && methAndRunningLastTime == 0) && tmp == 1) && methaneLevelCritical == 1) && \result == 1) && !(0 == systemActive)) || ((((splverifierCounter == 0 && methaneLevelCritical == 0) && tmp == 1) && \result == 1) && !(0 == systemActive))) || (((((((splverifierCounter == 0 && !(pumpRunning == 0)) && tmp == 1) && \result == 1) && methaneLevelCritical == 1) && \result == 1) && \result == 1) && !(0 == systemActive))) || (((((splverifierCounter == 0 && pumpRunning == 0) && methAndRunningLastTime == 0) && tmp == 1) && methaneLevelCritical == 1) && \result == 1)) || (((((((splverifierCounter == 0 && pumpRunning == 0) && tmp == 1) && \result == 1) && methaneLevelCritical == 1) && \result == 1) && 0 == systemActive) && \result == 1)) || ((((splverifierCounter == 0 && pumpRunning == 0) && methaneLevelCritical == 0) && tmp == 1) && \result == 1) - InvariantResult [Line: 281]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 136]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 95]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 983]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 955]: Loop Invariant Derived loop invariant: (((((pumpRunning == 0 && methAndRunningLastTime == 0) && methaneLevelCritical == 0) && tmp == 1) && \result == 1) && waterLevel == 1) && !(0 == systemActive) - InvariantResult [Line: 95]: Loop Invariant Derived loop invariant: ((((((splverifierCounter == 0 && pumpRunning == 0) && \result == 0) && methaneLevelCritical == 0) && tmp == 1) && \result == 1) && !(0 == systemActive)) || (((((((splverifierCounter == 0 && pumpRunning == 0) && methAndRunningLastTime == 0) && tmp == 1) && methaneLevelCritical == 1) && \result == 1) && \result == 1) && !(0 == systemActive)) - InvariantResult [Line: 386]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 95]: Loop Invariant Derived loop invariant: (((((((splverifierCounter == 0 && pumpRunning == 0) && tmp == 1) && methaneLevelCritical == 1) && \result == 1) && \result == 1) || (((((((splverifierCounter == 0 && methAndRunningLastTime == 0) && tmp == 1) && \result == 1) && methaneLevelCritical == 1) && \result == 1) && \result == 1) && !(0 == systemActive))) || (((((splverifierCounter == 0 && pumpRunning == 0) && \result == 0) && methaneLevelCritical == 0) && tmp == 1) && \result == 1)) || (((((splverifierCounter == 0 && \result == 0) && methaneLevelCritical == 0) && tmp == 1) && \result == 1) && !(0 == systemActive)) - InvariantResult [Line: 386]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 95]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 95]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 386]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 1]: Loop Invariant Derived loop invariant: (((pumpRunning == 0 && methAndRunningLastTime == 0) && methaneLevelCritical == 0) && waterLevel == 1) && !(0 == systemActive) - InvariantResult [Line: 386]: Loop Invariant Derived loop invariant: ((((((splverifierCounter == 0 && pumpRunning == 0) && \result == 0) && methaneLevelCritical == 0) && tmp == 1) && \result == 1) && !(0 == systemActive)) || ((((((((splverifierCounter == 0 && pumpRunning == 0) && methAndRunningLastTime == 0) && tmp == 1) && \result == 1) && methaneLevelCritical == 1) && \result == 1) && \result == 1) && !(0 == systemActive)) - InvariantResult [Line: 386]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 442]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 487]: Loop Invariant Derived loop invariant: (((((pumpRunning == 0 && methAndRunningLastTime == 0) && methaneLevelCritical == 0) && tmp == 1) && \result == 1) && waterLevel == 1) && !(0 == systemActive) - InvariantResult [Line: 1]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 213]: Loop Invariant Derived loop invariant: ((((((((((splverifierCounter == 0 && !(pumpRunning == 0)) && tmp == 1) && \result == 1) && methaneLevelCritical == 1) && \result == 1) && \result == 1) && !(0 == systemActive)) || ((((((splverifierCounter == 0 && pumpRunning == 0) && methAndRunningLastTime == 0) && tmp == 1) && methaneLevelCritical == 1) && \result == 1) && \result == 1)) || (((((((splverifierCounter == 0 && methAndRunningLastTime == 0) && tmp == 0) && \result == 0) && methaneLevelCritical == 0) && tmp == 1) && \result == 1) && !(0 == systemActive))) || ((((((splverifierCounter == 0 && pumpRunning == 0) && methAndRunningLastTime == 0) && methaneLevelCritical == 0) && tmp == 1) && \result == 1) && !(0 == systemActive))) || (((((((splverifierCounter == 0 && pumpRunning == 0) && methAndRunningLastTime == 0) && tmp == 0) && \result == 0) && methaneLevelCritical == 0) && tmp == 1) && \result == 1) - InvariantResult [Line: 136]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 95]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 95]: Loop Invariant Derived loop invariant: ((((((splverifierCounter == 0 && !(pumpRunning == 0)) && tmp == 1) && methaneLevelCritical == 1) && \result == 1) && \result == 1) && !(0 == systemActive)) || ((((((splverifierCounter == 0 && !(pumpRunning == 0)) && \result == 0) && methaneLevelCritical == 0) && tmp == 1) && \result == 1) && !(0 == systemActive)) - InvariantResult [Line: 273]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 273]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 136]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 465]: Loop Invariant Derived loop invariant: ((((((splverifierCounter == 0 && pumpRunning == 0) && methAndRunningLastTime == 0) && tmp == 1) && methaneLevelCritical == 1) && \result == 1) || ((((((splverifierCounter == 0 && pumpRunning == 0) && tmp == 1) && \result == 1) && methaneLevelCritical == 1) && \result == 1) && \result == 1)) || ((((splverifierCounter == 0 && pumpRunning == 0) && methaneLevelCritical == 0) && tmp == 1) && \result == 1) - InvariantResult [Line: 95]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 442]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 386]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 442]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 274]: Loop Invariant Derived loop invariant: ((((((((((splverifierCounter == 0 && methAndRunningLastTime == 0) && tmp == 1) && methaneLevelCritical == 1) && \result == 1) && !(0 == systemActive)) || (((((splverifierCounter == 0 && methAndRunningLastTime == 0) && methaneLevelCritical == 0) && tmp == 1) && \result == 1) && !(0 == systemActive))) || (((((splverifierCounter == 0 && !(pumpRunning == 0)) && methaneLevelCritical == 0) && tmp == 1) && \result == 1) && !(0 == systemActive))) || (((((splverifierCounter == 0 && pumpRunning == 0) && methaneLevelCritical == 0) && tmp == 1) && \result == 1) && 0 == systemActive)) || (((((((splverifierCounter == 0 && !(pumpRunning == 0)) && tmp == 1) && \result == 1) && methaneLevelCritical == 1) && \result == 1) && \result == 1) && !(0 == systemActive))) || (((((splverifierCounter == 0 && pumpRunning == 0) && methAndRunningLastTime == 0) && tmp == 1) && methaneLevelCritical == 1) && \result == 1)) || (((((((splverifierCounter == 0 && pumpRunning == 0) && tmp == 1) && \result == 1) && methaneLevelCritical == 1) && \result == 1) && 0 == systemActive) && \result == 1) - InvariantResult [Line: 136]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 1]: Loop Invariant Derived loop invariant: ((((((((((splverifierCounter == 0 && !(pumpRunning == 0)) && tmp == 1) && \result == 1) && methaneLevelCritical == 1) && \result == 1) && \result == 1) && !(0 == systemActive)) || ((((((splverifierCounter == 0 && pumpRunning == 0) && methAndRunningLastTime == 0) && tmp == 1) && methaneLevelCritical == 1) && \result == 1) && \result == 1)) || (((((((splverifierCounter == 0 && methAndRunningLastTime == 0) && tmp == 0) && \result == 0) && methaneLevelCritical == 0) && tmp == 1) && \result == 1) && !(0 == systemActive))) || ((((((splverifierCounter == 0 && pumpRunning == 0) && methAndRunningLastTime == 0) && methaneLevelCritical == 0) && tmp == 1) && \result == 1) && !(0 == systemActive))) || (((((((splverifierCounter == 0 && pumpRunning == 0) && methAndRunningLastTime == 0) && tmp == 0) && \result == 0) && methaneLevelCritical == 0) && tmp == 1) && \result == 1) - InvariantResult [Line: 442]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 973]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 397]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 136]: Loop Invariant Derived loop invariant: (((((((splverifierCounter == 0 && pumpRunning == 0) && methAndRunningLastTime == 0) && tmp == 1) && methaneLevelCritical == 1) && \result == 1) && !(0 == systemActive)) || ((((((!(\result == 0) && splverifierCounter == 0) && pumpRunning == 0) && tmp == 1) && methaneLevelCritical == 1) && \result == 1) && !(0 == systemActive))) || (((((splverifierCounter == 0 && pumpRunning == 0) && methaneLevelCritical == 0) && tmp == 1) && \result == 1) && !(0 == systemActive)) RESULT: Ultimate proved your program to be correct! [2021-10-28 08:46:53,654 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_79ea559b-90bc-4c29-a403-1ecf1c1c8a6b/bin/uautomizer-UnR33cPsHg/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Forceful destruction successful, exit code 0 Received shutdown request...