./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/product-lines/minepump_spec2_product53.cil.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version e943c265 Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6c1fba87-a5eb-487c-b6a2-d3df176d35ef/bin/uautomizer-j4sWxH34Be/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6c1fba87-a5eb-487c-b6a2-d3df176d35ef/bin/uautomizer-j4sWxH34Be/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6c1fba87-a5eb-487c-b6a2-d3df176d35ef/bin/uautomizer-j4sWxH34Be/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6c1fba87-a5eb-487c-b6a2-d3df176d35ef/bin/uautomizer-j4sWxH34Be/config/AutomizerReach.xml -i ../../sv-benchmarks/c/product-lines/minepump_spec2_product53.cil.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6c1fba87-a5eb-487c-b6a2-d3df176d35ef/bin/uautomizer-j4sWxH34Be/config/svcomp-Reach-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6c1fba87-a5eb-487c-b6a2-d3df176d35ef/bin/uautomizer-j4sWxH34Be --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 1f55fffdfb523946c08e4798dfd7a981dcf70594f408e958cce4b1b6e97bd924 ................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................ Execution finished normally Writing output log to file Ultimate.log Result: TRUE --- Real Ultimate output --- This is Ultimate 0.2.1-dev-e943c26 [2021-10-21 19:05:12,696 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-10-21 19:05:12,699 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-10-21 19:05:12,760 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-10-21 19:05:12,761 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-10-21 19:05:12,765 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-10-21 19:05:12,767 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-10-21 19:05:12,771 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-10-21 19:05:12,774 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-10-21 19:05:12,780 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-10-21 19:05:12,781 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-10-21 19:05:12,783 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-10-21 19:05:12,784 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-10-21 19:05:12,786 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-10-21 19:05:12,789 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-10-21 19:05:12,793 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-10-21 19:05:12,795 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-10-21 19:05:12,797 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-10-21 19:05:12,802 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-10-21 19:05:12,810 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-10-21 19:05:12,812 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-10-21 19:05:12,814 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-10-21 19:05:12,817 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-10-21 19:05:12,818 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-10-21 19:05:12,828 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-10-21 19:05:12,828 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-10-21 19:05:12,829 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-10-21 19:05:12,831 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-10-21 19:05:12,832 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-10-21 19:05:12,833 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-10-21 19:05:12,834 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-10-21 19:05:12,835 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-10-21 19:05:12,837 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-10-21 19:05:12,838 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-10-21 19:05:12,840 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-10-21 19:05:12,840 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-10-21 19:05:12,841 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-10-21 19:05:12,841 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-10-21 19:05:12,841 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-10-21 19:05:12,842 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-10-21 19:05:12,843 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-10-21 19:05:12,844 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6c1fba87-a5eb-487c-b6a2-d3df176d35ef/bin/uautomizer-j4sWxH34Be/config/svcomp-Reach-32bit-Automizer_Default.epf [2021-10-21 19:05:12,890 INFO L113 SettingsManager]: Loading preferences was successful [2021-10-21 19:05:12,891 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-10-21 19:05:12,891 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2021-10-21 19:05:12,892 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2021-10-21 19:05:12,899 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-10-21 19:05:12,900 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-10-21 19:05:12,900 INFO L138 SettingsManager]: * Use SBE=true [2021-10-21 19:05:12,900 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-10-21 19:05:12,900 INFO L138 SettingsManager]: * sizeof long=4 [2021-10-21 19:05:12,901 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-10-21 19:05:12,902 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-10-21 19:05:12,902 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-10-21 19:05:12,902 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-10-21 19:05:12,902 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-10-21 19:05:12,903 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-10-21 19:05:12,903 INFO L138 SettingsManager]: * sizeof long double=12 [2021-10-21 19:05:12,903 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-10-21 19:05:12,903 INFO L138 SettingsManager]: * Use constant arrays=true [2021-10-21 19:05:12,904 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-10-21 19:05:12,904 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-10-21 19:05:12,904 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-10-21 19:05:12,904 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-10-21 19:05:12,905 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-10-21 19:05:12,905 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-10-21 19:05:12,905 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-10-21 19:05:12,905 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-10-21 19:05:12,906 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2021-10-21 19:05:12,906 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-10-21 19:05:12,906 INFO L138 SettingsManager]: * Large block encoding in concurrent analysis=OFF [2021-10-21 19:05:12,908 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2021-10-21 19:05:12,908 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-10-21 19:05:12,908 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-10-21 19:05:12,909 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_6c1fba87-a5eb-487c-b6a2-d3df176d35ef/bin/uautomizer-j4sWxH34Be/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6c1fba87-a5eb-487c-b6a2-d3df176d35ef/bin/uautomizer-j4sWxH34Be Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 1f55fffdfb523946c08e4798dfd7a981dcf70594f408e958cce4b1b6e97bd924 [2021-10-21 19:05:13,174 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-10-21 19:05:13,204 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-10-21 19:05:13,208 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-10-21 19:05:13,209 INFO L271 PluginConnector]: Initializing CDTParser... [2021-10-21 19:05:13,210 INFO L275 PluginConnector]: CDTParser initialized [2021-10-21 19:05:13,211 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6c1fba87-a5eb-487c-b6a2-d3df176d35ef/bin/uautomizer-j4sWxH34Be/../../sv-benchmarks/c/product-lines/minepump_spec2_product53.cil.c [2021-10-21 19:05:13,306 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6c1fba87-a5eb-487c-b6a2-d3df176d35ef/bin/uautomizer-j4sWxH34Be/data/444d5e9f9/cba407a8845343859be6530ba974d9cf/FLAGdc2152aaf [2021-10-21 19:05:13,782 INFO L306 CDTParser]: Found 1 translation units. [2021-10-21 19:05:13,782 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6c1fba87-a5eb-487c-b6a2-d3df176d35ef/sv-benchmarks/c/product-lines/minepump_spec2_product53.cil.c [2021-10-21 19:05:13,800 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6c1fba87-a5eb-487c-b6a2-d3df176d35ef/bin/uautomizer-j4sWxH34Be/data/444d5e9f9/cba407a8845343859be6530ba974d9cf/FLAGdc2152aaf [2021-10-21 19:05:14,143 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6c1fba87-a5eb-487c-b6a2-d3df176d35ef/bin/uautomizer-j4sWxH34Be/data/444d5e9f9/cba407a8845343859be6530ba974d9cf [2021-10-21 19:05:14,145 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-10-21 19:05:14,146 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-10-21 19:05:14,148 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-10-21 19:05:14,148 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-10-21 19:05:14,152 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-10-21 19:05:14,152 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.10 07:05:14" (1/1) ... [2021-10-21 19:05:14,153 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@1eaefcbc and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.10 07:05:14, skipping insertion in model container [2021-10-21 19:05:14,154 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.10 07:05:14" (1/1) ... [2021-10-21 19:05:14,159 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-10-21 19:05:14,213 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-10-21 19:05:14,386 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_6c1fba87-a5eb-487c-b6a2-d3df176d35ef/sv-benchmarks/c/product-lines/minepump_spec2_product53.cil.c[1605,1618] [2021-10-21 19:05:14,511 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-10-21 19:05:14,521 INFO L203 MainTranslator]: Completed pre-run [2021-10-21 19:05:14,535 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_6c1fba87-a5eb-487c-b6a2-d3df176d35ef/sv-benchmarks/c/product-lines/minepump_spec2_product53.cil.c[1605,1618] [2021-10-21 19:05:14,647 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-10-21 19:05:14,667 INFO L208 MainTranslator]: Completed translation [2021-10-21 19:05:14,667 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.10 07:05:14 WrapperNode [2021-10-21 19:05:14,668 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-10-21 19:05:14,669 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-10-21 19:05:14,669 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-10-21 19:05:14,669 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-10-21 19:05:14,680 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.10 07:05:14" (1/1) ... [2021-10-21 19:05:14,714 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.10 07:05:14" (1/1) ... [2021-10-21 19:05:14,782 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-10-21 19:05:14,783 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-10-21 19:05:14,783 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-10-21 19:05:14,784 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-10-21 19:05:14,793 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.10 07:05:14" (1/1) ... [2021-10-21 19:05:14,793 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.10 07:05:14" (1/1) ... [2021-10-21 19:05:14,800 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.10 07:05:14" (1/1) ... [2021-10-21 19:05:14,801 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.10 07:05:14" (1/1) ... [2021-10-21 19:05:14,836 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.10 07:05:14" (1/1) ... [2021-10-21 19:05:14,848 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.10 07:05:14" (1/1) ... [2021-10-21 19:05:14,852 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.10 07:05:14" (1/1) ... [2021-10-21 19:05:14,859 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-10-21 19:05:14,860 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-10-21 19:05:14,860 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-10-21 19:05:14,860 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-10-21 19:05:14,865 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.10 07:05:14" (1/1) ... [2021-10-21 19:05:14,886 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-10-21 19:05:14,898 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6c1fba87-a5eb-487c-b6a2-d3df176d35ef/bin/uautomizer-j4sWxH34Be/z3 [2021-10-21 19:05:14,913 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6c1fba87-a5eb-487c-b6a2-d3df176d35ef/bin/uautomizer-j4sWxH34Be/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2021-10-21 19:05:14,928 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6c1fba87-a5eb-487c-b6a2-d3df176d35ef/bin/uautomizer-j4sWxH34Be/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2021-10-21 19:05:14,954 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-10-21 19:05:14,954 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-10-21 19:05:14,954 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-10-21 19:05:14,955 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-10-21 19:05:16,059 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-10-21 19:05:16,060 INFO L299 CfgBuilder]: Removed 278 assume(true) statements. [2021-10-21 19:05:16,063 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.10 07:05:16 BoogieIcfgContainer [2021-10-21 19:05:16,063 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-10-21 19:05:16,065 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2021-10-21 19:05:16,065 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2021-10-21 19:05:16,068 INFO L275 PluginConnector]: TraceAbstraction initialized [2021-10-21 19:05:16,069 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 21.10 07:05:14" (1/3) ... [2021-10-21 19:05:16,071 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@a2bb8a1 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 21.10 07:05:16, skipping insertion in model container [2021-10-21 19:05:16,071 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.10 07:05:14" (2/3) ... [2021-10-21 19:05:16,072 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@a2bb8a1 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 21.10 07:05:16, skipping insertion in model container [2021-10-21 19:05:16,072 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.10 07:05:16" (3/3) ... [2021-10-21 19:05:16,074 INFO L111 eAbstractionObserver]: Analyzing ICFG minepump_spec2_product53.cil.c [2021-10-21 19:05:16,083 INFO L204 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2021-10-21 19:05:16,084 INFO L163 ceAbstractionStarter]: Applying trace abstraction to program that has 3 error locations. [2021-10-21 19:05:16,152 INFO L338 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2021-10-21 19:05:16,159 INFO L339 AbstractCegarLoop]: Settings: SEPARATE_VIOLATION_CHECK=true, mInterprocedural=true, mMaxIterations=1000000, mWatchIteration=1000000, mArtifact=RCFG, mInterpolation=FPandBP, mInterpolantAutomaton=STRAIGHT_LINE, mDumpAutomata=false, mAutomataFormat=ATS_NUMERATE, mDumpPath=., mDeterminiation=PREDICATE_ABSTRACTION, mMinimize=MINIMIZE_SEVPA, mHoare=true, mAutomataTypeConcurrency=PETRI_NET, mHoareTripleChecks=INCREMENTAL, mHoareAnnotationPositions=LoopsAndPotentialCycles, mDumpOnlyReuseAutomata=false, mLimitTraceHistogram=0, mErrorLocTimeLimit=0, mLimitPathProgramCount=0, mCollectInterpolantStatistics=true, mHeuristicEmptinessCheck=false, mHeuristicEmptinessCheckAStarHeuristic=ZERO, mHeuristicEmptinessCheckAStarHeuristicRandomSeed=1337, mHeuristicEmptinessCheckSmtFeatureScoringMethod=DAGSIZE, mSMTFeatureExtraction=false, mSMTFeatureExtractionDumpPath=., mOverrideInterpolantAutomaton=false, mMcrInterpolantMethod=WP, mLoopAccelerationTechnique=FAST_UPR [2021-10-21 19:05:16,160 INFO L340 AbstractCegarLoop]: Starting to check reachability of 3 error locations. [2021-10-21 19:05:16,179 INFO L276 IsEmpty]: Start isEmpty. Operand has 193 states, 189 states have (on average 1.560846560846561) internal successors, (295), 192 states have internal predecessors, (295), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-21 19:05:16,185 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-10-21 19:05:16,186 INFO L504 BasicCegarLoop]: Found error trace [2021-10-21 19:05:16,187 INFO L512 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-10-21 19:05:16,187 INFO L402 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION] === [2021-10-21 19:05:16,192 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-21 19:05:16,193 INFO L82 PathProgramCache]: Analyzing trace with hash 1813047236, now seen corresponding path program 1 times [2021-10-21 19:05:16,200 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-21 19:05:16,200 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2104335404] [2021-10-21 19:05:16,201 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-21 19:05:16,201 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-21 19:05:16,393 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-21 19:05:16,483 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-21 19:05:16,484 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-10-21 19:05:16,484 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2104335404] [2021-10-21 19:05:16,485 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2104335404] provided 1 perfect and 0 imperfect interpolant sequences [2021-10-21 19:05:16,485 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-10-21 19:05:16,486 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2021-10-21 19:05:16,496 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1538786594] [2021-10-21 19:05:16,503 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2021-10-21 19:05:16,504 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-10-21 19:05:16,519 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2021-10-21 19:05:16,520 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2021-10-21 19:05:16,525 INFO L87 Difference]: Start difference. First operand has 193 states, 189 states have (on average 1.560846560846561) internal successors, (295), 192 states have internal predecessors, (295), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Second operand has 2 states, 2 states have (on average 9.0) internal successors, (18), 2 states have internal predecessors, (18), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-21 19:05:16,588 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-21 19:05:16,591 INFO L93 Difference]: Finished difference Result 379 states and 582 transitions. [2021-10-21 19:05:16,591 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-10-21 19:05:16,592 INFO L78 Accepts]: Start accepts. Automaton has has 2 states, 2 states have (on average 9.0) internal successors, (18), 2 states have internal predecessors, (18), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 18 [2021-10-21 19:05:16,593 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-21 19:05:16,614 INFO L225 Difference]: With dead ends: 379 [2021-10-21 19:05:16,617 INFO L226 Difference]: Without dead ends: 189 [2021-10-21 19:05:16,622 INFO L781 BasicCegarLoop]: 0 DeclaredPredicates, 2 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0ms TimeCoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2021-10-21 19:05:16,640 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 189 states. [2021-10-21 19:05:16,685 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 189 to 189. [2021-10-21 19:05:16,688 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 189 states, 186 states have (on average 1.521505376344086) internal successors, (283), 188 states have internal predecessors, (283), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-21 19:05:16,693 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 189 states to 189 states and 283 transitions. [2021-10-21 19:05:16,695 INFO L78 Accepts]: Start accepts. Automaton has 189 states and 283 transitions. Word has length 18 [2021-10-21 19:05:16,695 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-21 19:05:16,697 INFO L470 AbstractCegarLoop]: Abstraction has 189 states and 283 transitions. [2021-10-21 19:05:16,697 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 9.0) internal successors, (18), 2 states have internal predecessors, (18), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-21 19:05:16,697 INFO L276 IsEmpty]: Start isEmpty. Operand 189 states and 283 transitions. [2021-10-21 19:05:16,699 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2021-10-21 19:05:16,700 INFO L504 BasicCegarLoop]: Found error trace [2021-10-21 19:05:16,700 INFO L512 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-10-21 19:05:16,700 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2021-10-21 19:05:16,701 INFO L402 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION] === [2021-10-21 19:05:16,703 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-21 19:05:16,704 INFO L82 PathProgramCache]: Analyzing trace with hash 1594211267, now seen corresponding path program 1 times [2021-10-21 19:05:16,704 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-21 19:05:16,704 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2088346721] [2021-10-21 19:05:16,705 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-21 19:05:16,705 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-21 19:05:16,769 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-21 19:05:16,851 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-21 19:05:16,852 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-10-21 19:05:16,852 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2088346721] [2021-10-21 19:05:16,853 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2088346721] provided 1 perfect and 0 imperfect interpolant sequences [2021-10-21 19:05:16,853 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-10-21 19:05:16,853 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-10-21 19:05:16,853 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [305683689] [2021-10-21 19:05:16,855 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2021-10-21 19:05:16,855 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-10-21 19:05:16,856 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-10-21 19:05:16,856 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-10-21 19:05:16,857 INFO L87 Difference]: Start difference. First operand 189 states and 283 transitions. Second operand has 3 states, 3 states have (on average 6.333333333333333) internal successors, (19), 3 states have internal predecessors, (19), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-21 19:05:16,892 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-21 19:05:16,894 INFO L93 Difference]: Finished difference Result 189 states and 283 transitions. [2021-10-21 19:05:16,895 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-10-21 19:05:16,895 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 6.333333333333333) internal successors, (19), 3 states have internal predecessors, (19), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 19 [2021-10-21 19:05:16,895 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-21 19:05:16,897 INFO L225 Difference]: With dead ends: 189 [2021-10-21 19:05:16,900 INFO L226 Difference]: Without dead ends: 73 [2021-10-21 19:05:16,901 INFO L781 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 4.2ms TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-10-21 19:05:16,903 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 73 states. [2021-10-21 19:05:16,907 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 73 to 73. [2021-10-21 19:05:16,909 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 73 states, 72 states have (on average 1.5) internal successors, (108), 72 states have internal predecessors, (108), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-21 19:05:16,910 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 73 states to 73 states and 108 transitions. [2021-10-21 19:05:16,910 INFO L78 Accepts]: Start accepts. Automaton has 73 states and 108 transitions. Word has length 19 [2021-10-21 19:05:16,911 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-21 19:05:16,911 INFO L470 AbstractCegarLoop]: Abstraction has 73 states and 108 transitions. [2021-10-21 19:05:16,911 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 6.333333333333333) internal successors, (19), 3 states have internal predecessors, (19), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-21 19:05:16,911 INFO L276 IsEmpty]: Start isEmpty. Operand 73 states and 108 transitions. [2021-10-21 19:05:16,913 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2021-10-21 19:05:16,913 INFO L504 BasicCegarLoop]: Found error trace [2021-10-21 19:05:16,914 INFO L512 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-10-21 19:05:16,914 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2021-10-21 19:05:16,915 INFO L402 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION] === [2021-10-21 19:05:16,921 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-21 19:05:16,926 INFO L82 PathProgramCache]: Analyzing trace with hash 1277587638, now seen corresponding path program 1 times [2021-10-21 19:05:16,926 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-21 19:05:16,927 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [52255535] [2021-10-21 19:05:16,928 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-21 19:05:16,928 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-21 19:05:17,003 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-21 19:05:17,069 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-21 19:05:17,070 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-10-21 19:05:17,071 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [52255535] [2021-10-21 19:05:17,074 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [52255535] provided 1 perfect and 0 imperfect interpolant sequences [2021-10-21 19:05:17,074 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-10-21 19:05:17,074 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2021-10-21 19:05:17,075 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [947009807] [2021-10-21 19:05:17,076 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2021-10-21 19:05:17,076 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-10-21 19:05:17,077 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-10-21 19:05:17,077 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-10-21 19:05:17,078 INFO L87 Difference]: Start difference. First operand 73 states and 108 transitions. Second operand has 3 states, 3 states have (on average 8.0) internal successors, (24), 2 states have internal predecessors, (24), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-21 19:05:17,091 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-21 19:05:17,092 INFO L93 Difference]: Finished difference Result 139 states and 209 transitions. [2021-10-21 19:05:17,095 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-10-21 19:05:17,095 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 8.0) internal successors, (24), 2 states have internal predecessors, (24), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 24 [2021-10-21 19:05:17,096 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-21 19:05:17,096 INFO L225 Difference]: With dead ends: 139 [2021-10-21 19:05:17,096 INFO L226 Difference]: Without dead ends: 73 [2021-10-21 19:05:17,097 INFO L781 BasicCegarLoop]: 0 DeclaredPredicates, 2 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 2.2ms TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-10-21 19:05:17,097 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 73 states. [2021-10-21 19:05:17,104 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 73 to 73. [2021-10-21 19:05:17,105 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 73 states, 72 states have (on average 1.4861111111111112) internal successors, (107), 72 states have internal predecessors, (107), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-21 19:05:17,106 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 73 states to 73 states and 107 transitions. [2021-10-21 19:05:17,106 INFO L78 Accepts]: Start accepts. Automaton has 73 states and 107 transitions. Word has length 24 [2021-10-21 19:05:17,107 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-21 19:05:17,107 INFO L470 AbstractCegarLoop]: Abstraction has 73 states and 107 transitions. [2021-10-21 19:05:17,107 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 8.0) internal successors, (24), 2 states have internal predecessors, (24), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-21 19:05:17,107 INFO L276 IsEmpty]: Start isEmpty. Operand 73 states and 107 transitions. [2021-10-21 19:05:17,109 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-10-21 19:05:17,109 INFO L504 BasicCegarLoop]: Found error trace [2021-10-21 19:05:17,109 INFO L512 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-10-21 19:05:17,110 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2021-10-21 19:05:17,110 INFO L402 AbstractCegarLoop]: === Iteration 4 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION] === [2021-10-21 19:05:17,111 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-21 19:05:17,111 INFO L82 PathProgramCache]: Analyzing trace with hash -1954298508, now seen corresponding path program 1 times [2021-10-21 19:05:17,111 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-21 19:05:17,111 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [199138060] [2021-10-21 19:05:17,112 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-21 19:05:17,112 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-21 19:05:17,158 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-21 19:05:17,217 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-21 19:05:17,217 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-10-21 19:05:17,217 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [199138060] [2021-10-21 19:05:17,222 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [199138060] provided 1 perfect and 0 imperfect interpolant sequences [2021-10-21 19:05:17,222 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-10-21 19:05:17,222 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2021-10-21 19:05:17,222 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1966749782] [2021-10-21 19:05:17,223 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2021-10-21 19:05:17,223 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-10-21 19:05:17,224 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-10-21 19:05:17,224 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-10-21 19:05:17,224 INFO L87 Difference]: Start difference. First operand 73 states and 107 transitions. Second operand has 3 states, 3 states have (on average 9.0) internal successors, (27), 2 states have internal predecessors, (27), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-21 19:05:17,269 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-21 19:05:17,270 INFO L93 Difference]: Finished difference Result 149 states and 221 transitions. [2021-10-21 19:05:17,270 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-10-21 19:05:17,271 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 9.0) internal successors, (27), 2 states have internal predecessors, (27), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 27 [2021-10-21 19:05:17,271 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-21 19:05:17,272 INFO L225 Difference]: With dead ends: 149 [2021-10-21 19:05:17,273 INFO L226 Difference]: Without dead ends: 83 [2021-10-21 19:05:17,276 INFO L781 BasicCegarLoop]: 0 DeclaredPredicates, 2 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 3.0ms TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-10-21 19:05:17,276 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 83 states. [2021-10-21 19:05:17,295 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 83 to 81. [2021-10-21 19:05:17,296 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 81 states, 80 states have (on average 1.4375) internal successors, (115), 80 states have internal predecessors, (115), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-21 19:05:17,296 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 81 states to 81 states and 115 transitions. [2021-10-21 19:05:17,296 INFO L78 Accepts]: Start accepts. Automaton has 81 states and 115 transitions. Word has length 27 [2021-10-21 19:05:17,297 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-21 19:05:17,297 INFO L470 AbstractCegarLoop]: Abstraction has 81 states and 115 transitions. [2021-10-21 19:05:17,297 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 9.0) internal successors, (27), 2 states have internal predecessors, (27), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-21 19:05:17,297 INFO L276 IsEmpty]: Start isEmpty. Operand 81 states and 115 transitions. [2021-10-21 19:05:17,298 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 34 [2021-10-21 19:05:17,298 INFO L504 BasicCegarLoop]: Found error trace [2021-10-21 19:05:17,298 INFO L512 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-10-21 19:05:17,299 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2021-10-21 19:05:17,299 INFO L402 AbstractCegarLoop]: === Iteration 5 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION] === [2021-10-21 19:05:17,299 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-21 19:05:17,299 INFO L82 PathProgramCache]: Analyzing trace with hash 1238499427, now seen corresponding path program 1 times [2021-10-21 19:05:17,300 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-21 19:05:17,300 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1952789430] [2021-10-21 19:05:17,300 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-21 19:05:17,300 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-21 19:05:17,334 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-21 19:05:17,400 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-21 19:05:17,400 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-10-21 19:05:17,400 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1952789430] [2021-10-21 19:05:17,400 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1952789430] provided 1 perfect and 0 imperfect interpolant sequences [2021-10-21 19:05:17,400 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-10-21 19:05:17,401 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2021-10-21 19:05:17,401 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1520907116] [2021-10-21 19:05:17,401 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2021-10-21 19:05:17,401 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-10-21 19:05:17,402 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2021-10-21 19:05:17,402 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2021-10-21 19:05:17,402 INFO L87 Difference]: Start difference. First operand 81 states and 115 transitions. Second operand has 5 states, 5 states have (on average 6.6) internal successors, (33), 5 states have internal predecessors, (33), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-21 19:05:17,489 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-21 19:05:17,490 INFO L93 Difference]: Finished difference Result 211 states and 298 transitions. [2021-10-21 19:05:17,490 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-10-21 19:05:17,490 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 6.6) internal successors, (33), 5 states have internal predecessors, (33), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 33 [2021-10-21 19:05:17,491 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-21 19:05:17,492 INFO L225 Difference]: With dead ends: 211 [2021-10-21 19:05:17,492 INFO L226 Difference]: Without dead ends: 137 [2021-10-21 19:05:17,493 INFO L781 BasicCegarLoop]: 0 DeclaredPredicates, 9 GetRequests, 4 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 21.8ms TimeCoverageRelationStatistics Valid=17, Invalid=25, Unknown=0, NotChecked=0, Total=42 [2021-10-21 19:05:17,493 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 137 states. [2021-10-21 19:05:17,501 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 137 to 90. [2021-10-21 19:05:17,501 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 90 states, 89 states have (on average 1.3932584269662922) internal successors, (124), 89 states have internal predecessors, (124), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-21 19:05:17,502 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 90 states to 90 states and 124 transitions. [2021-10-21 19:05:17,502 INFO L78 Accepts]: Start accepts. Automaton has 90 states and 124 transitions. Word has length 33 [2021-10-21 19:05:17,503 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-21 19:05:17,503 INFO L470 AbstractCegarLoop]: Abstraction has 90 states and 124 transitions. [2021-10-21 19:05:17,504 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 6.6) internal successors, (33), 5 states have internal predecessors, (33), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-21 19:05:17,504 INFO L276 IsEmpty]: Start isEmpty. Operand 90 states and 124 transitions. [2021-10-21 19:05:17,506 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 34 [2021-10-21 19:05:17,506 INFO L504 BasicCegarLoop]: Found error trace [2021-10-21 19:05:17,506 INFO L512 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-10-21 19:05:17,506 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2021-10-21 19:05:17,507 INFO L402 AbstractCegarLoop]: === Iteration 6 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION] === [2021-10-21 19:05:17,507 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-21 19:05:17,507 INFO L82 PathProgramCache]: Analyzing trace with hash -2123004160, now seen corresponding path program 1 times [2021-10-21 19:05:17,507 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-21 19:05:17,508 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [13250620] [2021-10-21 19:05:17,508 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-21 19:05:17,508 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-21 19:05:17,535 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-21 19:05:17,590 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-21 19:05:17,591 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-10-21 19:05:17,591 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [13250620] [2021-10-21 19:05:17,591 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [13250620] provided 1 perfect and 0 imperfect interpolant sequences [2021-10-21 19:05:17,591 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-10-21 19:05:17,591 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2021-10-21 19:05:17,593 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [27562504] [2021-10-21 19:05:17,597 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2021-10-21 19:05:17,597 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-10-21 19:05:17,598 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2021-10-21 19:05:17,598 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2021-10-21 19:05:17,598 INFO L87 Difference]: Start difference. First operand 90 states and 124 transitions. Second operand has 5 states, 5 states have (on average 6.6) internal successors, (33), 4 states have internal predecessors, (33), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-21 19:05:17,702 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-21 19:05:17,703 INFO L93 Difference]: Finished difference Result 436 states and 609 transitions. [2021-10-21 19:05:17,703 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-10-21 19:05:17,703 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 6.6) internal successors, (33), 4 states have internal predecessors, (33), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 33 [2021-10-21 19:05:17,704 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-21 19:05:17,709 INFO L225 Difference]: With dead ends: 436 [2021-10-21 19:05:17,710 INFO L226 Difference]: Without dead ends: 353 [2021-10-21 19:05:17,710 INFO L781 BasicCegarLoop]: 0 DeclaredPredicates, 8 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 5 ImplicationChecksByTransitivity, 30.4ms TimeCoverageRelationStatistics Valid=27, Invalid=45, Unknown=0, NotChecked=0, Total=72 [2021-10-21 19:05:17,711 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 353 states. [2021-10-21 19:05:17,731 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 353 to 165. [2021-10-21 19:05:17,732 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 165 states, 164 states have (on average 1.3780487804878048) internal successors, (226), 164 states have internal predecessors, (226), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-21 19:05:17,733 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 165 states to 165 states and 226 transitions. [2021-10-21 19:05:17,733 INFO L78 Accepts]: Start accepts. Automaton has 165 states and 226 transitions. Word has length 33 [2021-10-21 19:05:17,735 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-21 19:05:17,735 INFO L470 AbstractCegarLoop]: Abstraction has 165 states and 226 transitions. [2021-10-21 19:05:17,735 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 6.6) internal successors, (33), 4 states have internal predecessors, (33), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-21 19:05:17,736 INFO L276 IsEmpty]: Start isEmpty. Operand 165 states and 226 transitions. [2021-10-21 19:05:17,742 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2021-10-21 19:05:17,742 INFO L504 BasicCegarLoop]: Found error trace [2021-10-21 19:05:17,743 INFO L512 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-10-21 19:05:17,743 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5 [2021-10-21 19:05:17,743 INFO L402 AbstractCegarLoop]: === Iteration 7 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION] === [2021-10-21 19:05:17,744 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-21 19:05:17,744 INFO L82 PathProgramCache]: Analyzing trace with hash -2127856776, now seen corresponding path program 1 times [2021-10-21 19:05:17,744 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-21 19:05:17,749 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2122032830] [2021-10-21 19:05:17,749 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-21 19:05:17,749 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-21 19:05:17,773 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-21 19:05:17,818 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-21 19:05:17,818 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-10-21 19:05:17,818 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2122032830] [2021-10-21 19:05:17,819 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2122032830] provided 1 perfect and 0 imperfect interpolant sequences [2021-10-21 19:05:17,819 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-10-21 19:05:17,819 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2021-10-21 19:05:17,819 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1503556172] [2021-10-21 19:05:17,820 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2021-10-21 19:05:17,820 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-10-21 19:05:17,820 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2021-10-21 19:05:17,821 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2021-10-21 19:05:17,821 INFO L87 Difference]: Start difference. First operand 165 states and 226 transitions. Second operand has 5 states, 5 states have (on average 6.8) internal successors, (34), 4 states have internal predecessors, (34), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-21 19:05:17,940 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-21 19:05:17,941 INFO L93 Difference]: Finished difference Result 628 states and 863 transitions. [2021-10-21 19:05:17,941 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2021-10-21 19:05:17,941 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 6.8) internal successors, (34), 4 states have internal predecessors, (34), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 34 [2021-10-21 19:05:17,942 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-21 19:05:17,944 INFO L225 Difference]: With dead ends: 628 [2021-10-21 19:05:17,945 INFO L226 Difference]: Without dead ends: 470 [2021-10-21 19:05:17,946 INFO L781 BasicCegarLoop]: 0 DeclaredPredicates, 8 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 5 ImplicationChecksByTransitivity, 28.5ms TimeCoverageRelationStatistics Valid=27, Invalid=45, Unknown=0, NotChecked=0, Total=72 [2021-10-21 19:05:17,947 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 470 states. [2021-10-21 19:05:17,964 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 470 to 164. [2021-10-21 19:05:17,965 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 164 states, 163 states have (on average 1.3680981595092025) internal successors, (223), 163 states have internal predecessors, (223), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-21 19:05:17,966 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 164 states to 164 states and 223 transitions. [2021-10-21 19:05:17,966 INFO L78 Accepts]: Start accepts. Automaton has 164 states and 223 transitions. Word has length 34 [2021-10-21 19:05:17,966 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-21 19:05:17,967 INFO L470 AbstractCegarLoop]: Abstraction has 164 states and 223 transitions. [2021-10-21 19:05:17,967 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 6.8) internal successors, (34), 4 states have internal predecessors, (34), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-21 19:05:17,967 INFO L276 IsEmpty]: Start isEmpty. Operand 164 states and 223 transitions. [2021-10-21 19:05:17,968 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2021-10-21 19:05:17,968 INFO L504 BasicCegarLoop]: Found error trace [2021-10-21 19:05:17,968 INFO L512 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-10-21 19:05:17,968 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6 [2021-10-21 19:05:17,969 INFO L402 AbstractCegarLoop]: === Iteration 8 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION] === [2021-10-21 19:05:17,969 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-21 19:05:17,969 INFO L82 PathProgramCache]: Analyzing trace with hash 1934711389, now seen corresponding path program 1 times [2021-10-21 19:05:17,969 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-21 19:05:17,970 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2129397918] [2021-10-21 19:05:17,970 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-21 19:05:17,970 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-21 19:05:17,993 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-21 19:05:18,041 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-21 19:05:18,041 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-10-21 19:05:18,041 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2129397918] [2021-10-21 19:05:18,042 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2129397918] provided 1 perfect and 0 imperfect interpolant sequences [2021-10-21 19:05:18,042 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-10-21 19:05:18,042 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2021-10-21 19:05:18,042 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1606793416] [2021-10-21 19:05:18,043 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2021-10-21 19:05:18,043 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-10-21 19:05:18,043 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2021-10-21 19:05:18,044 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2021-10-21 19:05:18,044 INFO L87 Difference]: Start difference. First operand 164 states and 223 transitions. Second operand has 4 states, 4 states have (on average 8.5) internal successors, (34), 4 states have internal predecessors, (34), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-21 19:05:18,099 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-21 19:05:18,099 INFO L93 Difference]: Finished difference Result 391 states and 527 transitions. [2021-10-21 19:05:18,100 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-10-21 19:05:18,100 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 8.5) internal successors, (34), 4 states have internal predecessors, (34), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 34 [2021-10-21 19:05:18,100 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-21 19:05:18,102 INFO L225 Difference]: With dead ends: 391 [2021-10-21 19:05:18,102 INFO L226 Difference]: Without dead ends: 234 [2021-10-21 19:05:18,103 INFO L781 BasicCegarLoop]: 0 DeclaredPredicates, 6 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 9.3ms TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2021-10-21 19:05:18,103 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 234 states. [2021-10-21 19:05:18,118 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 234 to 176. [2021-10-21 19:05:18,119 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 176 states, 175 states have (on average 1.3428571428571427) internal successors, (235), 175 states have internal predecessors, (235), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-21 19:05:18,120 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 176 states to 176 states and 235 transitions. [2021-10-21 19:05:18,120 INFO L78 Accepts]: Start accepts. Automaton has 176 states and 235 transitions. Word has length 34 [2021-10-21 19:05:18,120 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-21 19:05:18,120 INFO L470 AbstractCegarLoop]: Abstraction has 176 states and 235 transitions. [2021-10-21 19:05:18,121 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 8.5) internal successors, (34), 4 states have internal predecessors, (34), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-21 19:05:18,121 INFO L276 IsEmpty]: Start isEmpty. Operand 176 states and 235 transitions. [2021-10-21 19:05:18,123 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2021-10-21 19:05:18,123 INFO L504 BasicCegarLoop]: Found error trace [2021-10-21 19:05:18,123 INFO L512 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-10-21 19:05:18,123 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable7 [2021-10-21 19:05:18,124 INFO L402 AbstractCegarLoop]: === Iteration 9 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION] === [2021-10-21 19:05:18,124 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-21 19:05:18,124 INFO L82 PathProgramCache]: Analyzing trace with hash 1347905375, now seen corresponding path program 1 times [2021-10-21 19:05:18,124 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-21 19:05:18,125 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [484260789] [2021-10-21 19:05:18,125 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-21 19:05:18,125 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-21 19:05:18,158 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-21 19:05:18,198 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-21 19:05:18,205 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-10-21 19:05:18,205 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [484260789] [2021-10-21 19:05:18,206 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [484260789] provided 1 perfect and 0 imperfect interpolant sequences [2021-10-21 19:05:18,206 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-10-21 19:05:18,206 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2021-10-21 19:05:18,206 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1649468339] [2021-10-21 19:05:18,207 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2021-10-21 19:05:18,208 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-10-21 19:05:18,208 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-10-21 19:05:18,208 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-10-21 19:05:18,209 INFO L87 Difference]: Start difference. First operand 176 states and 235 transitions. Second operand has 3 states, 3 states have (on average 11.333333333333334) internal successors, (34), 2 states have internal predecessors, (34), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-21 19:05:18,243 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-21 19:05:18,243 INFO L93 Difference]: Finished difference Result 397 states and 529 transitions. [2021-10-21 19:05:18,243 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-10-21 19:05:18,244 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 11.333333333333334) internal successors, (34), 2 states have internal predecessors, (34), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 34 [2021-10-21 19:05:18,245 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-21 19:05:18,247 INFO L225 Difference]: With dead ends: 397 [2021-10-21 19:05:18,247 INFO L226 Difference]: Without dead ends: 228 [2021-10-21 19:05:18,248 INFO L781 BasicCegarLoop]: 0 DeclaredPredicates, 2 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 1.8ms TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-10-21 19:05:18,248 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 228 states. [2021-10-21 19:05:18,265 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 228 to 228. [2021-10-21 19:05:18,266 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 228 states, 227 states have (on average 1.3083700440528634) internal successors, (297), 227 states have internal predecessors, (297), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-21 19:05:18,267 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 228 states to 228 states and 297 transitions. [2021-10-21 19:05:18,267 INFO L78 Accepts]: Start accepts. Automaton has 228 states and 297 transitions. Word has length 34 [2021-10-21 19:05:18,268 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-21 19:05:18,268 INFO L470 AbstractCegarLoop]: Abstraction has 228 states and 297 transitions. [2021-10-21 19:05:18,268 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 11.333333333333334) internal successors, (34), 2 states have internal predecessors, (34), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-21 19:05:18,268 INFO L276 IsEmpty]: Start isEmpty. Operand 228 states and 297 transitions. [2021-10-21 19:05:18,269 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 36 [2021-10-21 19:05:18,269 INFO L504 BasicCegarLoop]: Found error trace [2021-10-21 19:05:18,270 INFO L512 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-10-21 19:05:18,270 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable8 [2021-10-21 19:05:18,270 INFO L402 AbstractCegarLoop]: === Iteration 10 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION] === [2021-10-21 19:05:18,271 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-21 19:05:18,271 INFO L82 PathProgramCache]: Analyzing trace with hash -48040801, now seen corresponding path program 1 times [2021-10-21 19:05:18,271 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-21 19:05:18,272 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1608194091] [2021-10-21 19:05:18,273 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-21 19:05:18,273 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-21 19:05:18,296 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-21 19:05:18,326 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-21 19:05:18,327 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-10-21 19:05:18,327 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1608194091] [2021-10-21 19:05:18,327 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1608194091] provided 1 perfect and 0 imperfect interpolant sequences [2021-10-21 19:05:18,327 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-10-21 19:05:18,328 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-10-21 19:05:18,328 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [779533143] [2021-10-21 19:05:18,328 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2021-10-21 19:05:18,328 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-10-21 19:05:18,329 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-10-21 19:05:18,329 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-10-21 19:05:18,330 INFO L87 Difference]: Start difference. First operand 228 states and 297 transitions. Second operand has 3 states, 3 states have (on average 11.666666666666666) internal successors, (35), 3 states have internal predecessors, (35), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-21 19:05:18,369 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-21 19:05:18,369 INFO L93 Difference]: Finished difference Result 365 states and 479 transitions. [2021-10-21 19:05:18,369 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-10-21 19:05:18,370 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 11.666666666666666) internal successors, (35), 3 states have internal predecessors, (35), 0 states have call successors, (0), 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 35 [2021-10-21 19:05:18,370 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-21 19:05:18,372 INFO L225 Difference]: With dead ends: 365 [2021-10-21 19:05:18,372 INFO L226 Difference]: Without dead ends: 363 [2021-10-21 19:05:18,373 INFO L781 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 1.8ms TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-10-21 19:05:18,373 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 363 states. [2021-10-21 19:05:18,394 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 363 to 282. [2021-10-21 19:05:18,395 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 282 states, 281 states have (on average 1.3380782918149465) internal successors, (376), 281 states have internal predecessors, (376), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-21 19:05:18,396 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 282 states to 282 states and 376 transitions. [2021-10-21 19:05:18,397 INFO L78 Accepts]: Start accepts. Automaton has 282 states and 376 transitions. Word has length 35 [2021-10-21 19:05:18,397 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-21 19:05:18,397 INFO L470 AbstractCegarLoop]: Abstraction has 282 states and 376 transitions. [2021-10-21 19:05:18,397 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 11.666666666666666) internal successors, (35), 3 states have internal predecessors, (35), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-21 19:05:18,397 INFO L276 IsEmpty]: Start isEmpty. Operand 282 states and 376 transitions. [2021-10-21 19:05:18,398 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 61 [2021-10-21 19:05:18,398 INFO L504 BasicCegarLoop]: Found error trace [2021-10-21 19:05:18,399 INFO L512 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-10-21 19:05:18,399 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable9 [2021-10-21 19:05:18,399 INFO L402 AbstractCegarLoop]: === Iteration 11 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION] === [2021-10-21 19:05:18,400 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-21 19:05:18,400 INFO L82 PathProgramCache]: Analyzing trace with hash -1372309068, now seen corresponding path program 1 times [2021-10-21 19:05:18,400 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-21 19:05:18,402 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1909593769] [2021-10-21 19:05:18,403 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-21 19:05:18,403 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-21 19:05:18,424 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-21 19:05:18,477 INFO L134 CoverageAnalysis]: Checked inductivity of 25 backedges. 16 proven. 9 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-21 19:05:18,477 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-10-21 19:05:18,477 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1909593769] [2021-10-21 19:05:18,477 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1909593769] provided 0 perfect and 1 imperfect interpolant sequences [2021-10-21 19:05:18,478 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1932804631] [2021-10-21 19:05:18,478 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-21 19:05:18,478 INFO L170 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-10-21 19:05:18,478 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6c1fba87-a5eb-487c-b6a2-d3df176d35ef/bin/uautomizer-j4sWxH34Be/z3 [2021-10-21 19:05:18,481 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6c1fba87-a5eb-487c-b6a2-d3df176d35ef/bin/uautomizer-j4sWxH34Be/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-10-21 19:05:18,495 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6c1fba87-a5eb-487c-b6a2-d3df176d35ef/bin/uautomizer-j4sWxH34Be/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Waiting until timeout for monitored process [2021-10-21 19:05:18,633 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-21 19:05:18,636 INFO L263 TraceCheckSpWp]: Trace formula consists of 448 conjuncts, 2 conjunts are in the unsatisfiable core [2021-10-21 19:05:18,642 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-10-21 19:05:18,844 INFO L134 CoverageAnalysis]: Checked inductivity of 25 backedges. 25 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-21 19:05:18,844 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1932804631] provided 1 perfect and 0 imperfect interpolant sequences [2021-10-21 19:05:18,845 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 1 imperfect interpolant sequences. [2021-10-21 19:05:18,845 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [4] total 5 [2021-10-21 19:05:18,845 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2104737437] [2021-10-21 19:05:18,846 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2021-10-21 19:05:18,846 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-10-21 19:05:18,846 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-10-21 19:05:18,846 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=8, Invalid=12, Unknown=0, NotChecked=0, Total=20 [2021-10-21 19:05:18,847 INFO L87 Difference]: Start difference. First operand 282 states and 376 transitions. Second operand has 3 states, 3 states have (on average 20.0) internal successors, (60), 3 states have internal predecessors, (60), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-21 19:05:18,969 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-21 19:05:18,969 INFO L93 Difference]: Finished difference Result 436 states and 593 transitions. [2021-10-21 19:05:18,969 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-10-21 19:05:18,970 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 20.0) internal successors, (60), 3 states have internal predecessors, (60), 0 states have call successors, (0), 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 60 [2021-10-21 19:05:18,970 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-21 19:05:18,971 INFO L225 Difference]: With dead ends: 436 [2021-10-21 19:05:18,971 INFO L226 Difference]: Without dead ends: 213 [2021-10-21 19:05:18,972 INFO L781 BasicCegarLoop]: 0 DeclaredPredicates, 63 GetRequests, 60 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 8.7ms TimeCoverageRelationStatistics Valid=8, Invalid=12, Unknown=0, NotChecked=0, Total=20 [2021-10-21 19:05:18,972 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 213 states. [2021-10-21 19:05:18,988 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 213 to 213. [2021-10-21 19:05:18,989 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 213 states, 212 states have (on average 1.2924528301886793) internal successors, (274), 212 states have internal predecessors, (274), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-21 19:05:18,990 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 213 states to 213 states and 274 transitions. [2021-10-21 19:05:18,990 INFO L78 Accepts]: Start accepts. Automaton has 213 states and 274 transitions. Word has length 60 [2021-10-21 19:05:18,990 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-21 19:05:18,990 INFO L470 AbstractCegarLoop]: Abstraction has 213 states and 274 transitions. [2021-10-21 19:05:18,990 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 20.0) internal successors, (60), 3 states have internal predecessors, (60), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-21 19:05:18,991 INFO L276 IsEmpty]: Start isEmpty. Operand 213 states and 274 transitions. [2021-10-21 19:05:18,991 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 64 [2021-10-21 19:05:18,992 INFO L504 BasicCegarLoop]: Found error trace [2021-10-21 19:05:18,992 INFO L512 BasicCegarLoop]: trace histogram [2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-10-21 19:05:19,034 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6c1fba87-a5eb-487c-b6a2-d3df176d35ef/bin/uautomizer-j4sWxH34Be/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Forceful destruction successful, exit code 0 [2021-10-21 19:05:19,212 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6c1fba87-a5eb-487c-b6a2-d3df176d35ef/bin/uautomizer-j4sWxH34Be/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable10 [2021-10-21 19:05:19,212 INFO L402 AbstractCegarLoop]: === Iteration 12 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION] === [2021-10-21 19:05:19,212 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-21 19:05:19,213 INFO L82 PathProgramCache]: Analyzing trace with hash 777418342, now seen corresponding path program 1 times [2021-10-21 19:05:19,213 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-21 19:05:19,213 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1485737997] [2021-10-21 19:05:19,213 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-21 19:05:19,213 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-21 19:05:19,234 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-21 19:05:19,280 INFO L134 CoverageAnalysis]: Checked inductivity of 17 backedges. 12 proven. 0 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2021-10-21 19:05:19,280 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-10-21 19:05:19,280 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1485737997] [2021-10-21 19:05:19,280 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1485737997] provided 1 perfect and 0 imperfect interpolant sequences [2021-10-21 19:05:19,281 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-10-21 19:05:19,281 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2021-10-21 19:05:19,281 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1411391165] [2021-10-21 19:05:19,281 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2021-10-21 19:05:19,282 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-10-21 19:05:19,282 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2021-10-21 19:05:19,282 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2021-10-21 19:05:19,283 INFO L87 Difference]: Start difference. First operand 213 states and 274 transitions. Second operand has 6 states, 6 states have (on average 10.0) internal successors, (60), 6 states have internal predecessors, (60), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-21 19:05:19,464 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-21 19:05:19,464 INFO L93 Difference]: Finished difference Result 678 states and 879 transitions. [2021-10-21 19:05:19,465 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2021-10-21 19:05:19,465 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 6 states have (on average 10.0) internal successors, (60), 6 states have internal predecessors, (60), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 63 [2021-10-21 19:05:19,465 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-21 19:05:19,465 INFO L225 Difference]: With dead ends: 678 [2021-10-21 19:05:19,466 INFO L226 Difference]: Without dead ends: 0 [2021-10-21 19:05:19,467 INFO L781 BasicCegarLoop]: 0 DeclaredPredicates, 15 GetRequests, 5 SyntacticMatches, 0 SemanticMatches, 10 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 14 ImplicationChecksByTransitivity, 52.8ms TimeCoverageRelationStatistics Valid=46, Invalid=86, Unknown=0, NotChecked=0, Total=132 [2021-10-21 19:05:19,467 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2021-10-21 19:05:19,467 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2021-10-21 19:05:19,467 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 0 states, 0 states have (on average 0.0) internal successors, (0), 0 states have internal predecessors, (0), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-21 19:05:19,467 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2021-10-21 19:05:19,468 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 63 [2021-10-21 19:05:19,468 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-21 19:05:19,468 INFO L470 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2021-10-21 19:05:19,468 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 10.0) internal successors, (60), 6 states have internal predecessors, (60), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-21 19:05:19,468 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2021-10-21 19:05:19,469 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2021-10-21 19:05:19,471 INFO L764 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION [2021-10-21 19:05:19,471 INFO L764 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION [2021-10-21 19:05:19,472 INFO L764 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION [2021-10-21 19:05:19,472 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable11 [2021-10-21 19:05:19,474 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2021-10-21 19:05:19,479 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-21 19:05:19,636 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-21 19:05:19,637 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-21 19:05:19,638 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-21 19:05:19,689 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-21 19:05:19,825 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-21 19:05:19,825 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-21 19:05:19,826 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-21 19:05:19,827 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-21 19:05:19,881 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-21 19:05:19,892 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-21 19:05:19,894 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-21 19:05:19,903 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-21 19:05:19,904 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-21 19:05:19,904 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-21 19:05:19,905 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-21 19:05:19,905 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-21 19:05:19,906 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-21 19:05:19,906 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-21 19:05:19,907 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-21 19:05:19,908 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-21 19:05:19,909 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-21 19:05:19,909 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-21 19:05:19,910 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-21 19:05:19,911 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-21 19:05:19,911 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-21 19:05:19,912 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-21 19:05:19,913 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-21 19:05:19,913 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-21 19:05:19,914 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-21 19:05:20,014 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-21 19:05:20,015 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-21 19:05:20,016 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-21 19:05:20,017 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-21 19:05:20,017 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-21 19:05:20,027 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-21 19:05:20,028 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-21 19:05:20,029 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-21 19:05:20,030 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-21 19:05:20,030 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-21 19:05:20,031 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-21 19:05:20,032 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-21 19:05:20,120 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-21 19:05:20,121 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-21 19:05:20,122 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-21 19:05:20,122 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-21 19:05:20,123 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-21 19:05:20,123 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-21 19:05:20,124 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-21 19:05:20,174 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-21 19:05:20,175 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-21 19:05:20,175 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-21 19:05:20,177 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-21 19:05:20,177 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-21 19:05:20,178 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-21 19:05:20,180 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-21 19:05:20,181 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-21 19:05:20,182 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-21 19:05:20,182 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-21 19:05:20,183 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-21 19:05:20,183 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-21 19:05:20,183 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-21 19:05:20,188 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-21 19:05:20,189 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-21 19:05:20,190 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-21 19:05:20,201 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-21 19:05:20,202 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-21 19:05:22,074 INFO L860 garLoopResultBuilder]: At program point L861(lines 842 864) the Hoare annotation is: true [2021-10-21 19:05:22,074 INFO L857 garLoopResultBuilder]: For program point ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION(line 54) no Hoare annotation was computed. [2021-10-21 19:05:22,074 INFO L857 garLoopResultBuilder]: For program point L697(lines 697 701) no Hoare annotation was computed. [2021-10-21 19:05:22,074 INFO L857 garLoopResultBuilder]: For program point L697-2(lines 697 701) no Hoare annotation was computed. [2021-10-21 19:05:22,075 INFO L857 garLoopResultBuilder]: For program point L697-3(lines 697 701) no Hoare annotation was computed. [2021-10-21 19:05:22,075 INFO L857 garLoopResultBuilder]: For program point L697-5(lines 697 701) no Hoare annotation was computed. [2021-10-21 19:05:22,075 INFO L857 garLoopResultBuilder]: For program point L697-6(lines 697 701) no Hoare annotation was computed. [2021-10-21 19:05:22,075 INFO L857 garLoopResultBuilder]: For program point L697-8(lines 697 701) no Hoare annotation was computed. [2021-10-21 19:05:22,075 INFO L857 garLoopResultBuilder]: For program point L697-9(lines 697 701) no Hoare annotation was computed. [2021-10-21 19:05:22,075 INFO L857 garLoopResultBuilder]: For program point L697-11(lines 697 701) no Hoare annotation was computed. [2021-10-21 19:05:22,075 INFO L857 garLoopResultBuilder]: For program point L697-12(lines 697 701) no Hoare annotation was computed. [2021-10-21 19:05:22,075 INFO L857 garLoopResultBuilder]: For program point L697-14(lines 697 701) no Hoare annotation was computed. [2021-10-21 19:05:22,075 INFO L857 garLoopResultBuilder]: For program point L697-15(lines 697 701) no Hoare annotation was computed. [2021-10-21 19:05:22,075 INFO L857 garLoopResultBuilder]: For program point L697-17(lines 697 701) no Hoare annotation was computed. [2021-10-21 19:05:22,075 INFO L857 garLoopResultBuilder]: For program point L103(lines 103 114) no Hoare annotation was computed. [2021-10-21 19:05:22,076 INFO L857 garLoopResultBuilder]: For program point L697-18(lines 697 701) no Hoare annotation was computed. [2021-10-21 19:05:22,076 INFO L857 garLoopResultBuilder]: For program point L697-20(lines 697 701) no Hoare annotation was computed. [2021-10-21 19:05:22,076 INFO L857 garLoopResultBuilder]: For program point L697-21(lines 697 701) no Hoare annotation was computed. [2021-10-21 19:05:22,076 INFO L857 garLoopResultBuilder]: For program point L697-23(lines 697 701) no Hoare annotation was computed. [2021-10-21 19:05:22,076 INFO L857 garLoopResultBuilder]: For program point L697-24(lines 697 701) no Hoare annotation was computed. [2021-10-21 19:05:22,076 INFO L857 garLoopResultBuilder]: For program point L697-26(lines 697 701) no Hoare annotation was computed. [2021-10-21 19:05:22,076 INFO L857 garLoopResultBuilder]: For program point L697-27(lines 697 701) no Hoare annotation was computed. [2021-10-21 19:05:22,076 INFO L857 garLoopResultBuilder]: For program point L697-29(lines 697 701) no Hoare annotation was computed. [2021-10-21 19:05:22,076 INFO L857 garLoopResultBuilder]: For program point L697-30(lines 697 701) no Hoare annotation was computed. [2021-10-21 19:05:22,076 INFO L857 garLoopResultBuilder]: For program point L697-32(lines 697 701) no Hoare annotation was computed. [2021-10-21 19:05:22,076 INFO L857 garLoopResultBuilder]: For program point L697-33(lines 697 701) no Hoare annotation was computed. [2021-10-21 19:05:22,076 INFO L857 garLoopResultBuilder]: For program point L599(lines 599 607) no Hoare annotation was computed. [2021-10-21 19:05:22,077 INFO L857 garLoopResultBuilder]: For program point L599-1(lines 599 607) no Hoare annotation was computed. [2021-10-21 19:05:22,077 INFO L857 garLoopResultBuilder]: For program point L697-35(lines 697 701) no Hoare annotation was computed. [2021-10-21 19:05:22,077 INFO L857 garLoopResultBuilder]: For program point L599-2(lines 599 607) no Hoare annotation was computed. [2021-10-21 19:05:22,077 INFO L857 garLoopResultBuilder]: For program point L897(lines 897 901) no Hoare annotation was computed. [2021-10-21 19:05:22,077 INFO L853 garLoopResultBuilder]: At program point L733(lines 728 735) the Hoare annotation is: (and (= ~pumpRunning~0 0) (= ~methAndRunningLastTime~0 0) (= ~methaneLevelCritical~0 0) (= 1 ~systemActive~0) (= ~waterLevel~0 1)) [2021-10-21 19:05:22,078 INFO L853 garLoopResultBuilder]: At program point L965(lines 960 968) the Hoare annotation is: (and (<= 1 ~pumpRunning~0) (= ULTIMATE.start_test_~splverifierCounter~0 0) (= |ULTIMATE.start_isMethaneLevelCritical_#res| 0) (= ~methaneLevelCritical~0 0) (= 1 ~systemActive~0)) [2021-10-21 19:05:22,078 INFO L853 garLoopResultBuilder]: At program point L965-1(lines 960 968) the Hoare annotation is: false [2021-10-21 19:05:22,078 INFO L853 garLoopResultBuilder]: At program point L965-2(lines 960 968) the Hoare annotation is: false [2021-10-21 19:05:22,078 INFO L853 garLoopResultBuilder]: At program point L965-3(lines 960 968) the Hoare annotation is: false [2021-10-21 19:05:22,078 INFO L853 garLoopResultBuilder]: At program point L965-4(lines 960 968) the Hoare annotation is: false [2021-10-21 19:05:22,078 INFO L853 garLoopResultBuilder]: At program point L965-5(lines 960 968) the Hoare annotation is: false [2021-10-21 19:05:22,079 INFO L857 garLoopResultBuilder]: For program point L569(lines 569 586) no Hoare annotation was computed. [2021-10-21 19:05:22,079 INFO L857 garLoopResultBuilder]: For program point L569-1(lines 569 586) no Hoare annotation was computed. [2021-10-21 19:05:22,079 INFO L857 garLoopResultBuilder]: For program point L569-2(lines 569 586) no Hoare annotation was computed. [2021-10-21 19:05:22,079 INFO L857 garLoopResultBuilder]: For program point L569-3(lines 569 586) no Hoare annotation was computed. [2021-10-21 19:05:22,079 INFO L857 garLoopResultBuilder]: For program point L569-4(lines 569 586) no Hoare annotation was computed. [2021-10-21 19:05:22,079 INFO L857 garLoopResultBuilder]: For program point L569-5(lines 569 586) no Hoare annotation was computed. [2021-10-21 19:05:22,080 INFO L857 garLoopResultBuilder]: For program point L74(lines 73 118) no Hoare annotation was computed. [2021-10-21 19:05:22,080 INFO L857 garLoopResultBuilder]: For program point L75(lines 75 79) no Hoare annotation was computed. [2021-10-21 19:05:22,080 INFO L853 garLoopResultBuilder]: At program point L1000(lines 995 1003) the Hoare annotation is: (and (= ~pumpRunning~0 0) (= ~methAndRunningLastTime~0 0) (= ~methaneLevelCritical~0 0) (= 1 ~systemActive~0) (= ~waterLevel~0 1)) [2021-10-21 19:05:22,080 INFO L853 garLoopResultBuilder]: At program point L703(lines 688 706) the Hoare annotation is: false [2021-10-21 19:05:22,080 INFO L853 garLoopResultBuilder]: At program point L703-1(lines 688 706) the Hoare annotation is: false [2021-10-21 19:05:22,081 INFO L853 garLoopResultBuilder]: At program point L703-2(lines 688 706) the Hoare annotation is: false [2021-10-21 19:05:22,081 INFO L853 garLoopResultBuilder]: At program point L703-3(lines 688 706) the Hoare annotation is: (let ((.cse0 (= ULTIMATE.start_test_~splverifierCounter~0 0)) (.cse1 (= ~pumpRunning~0 0)) (.cse2 (= 1 ~systemActive~0)) (.cse3 (= ~methaneLevelCritical~0 1))) (or (and .cse0 (= ULTIMATE.start_isHighWaterLevel_~tmp___0~1 0) .cse1 (= |ULTIMATE.start_isHighWaterLevel_#res| 0) .cse2 .cse3) (and .cse0 .cse1 (= ~methaneLevelCritical~0 0) .cse2) (and .cse0 .cse1 (= ~methAndRunningLastTime~0 0) .cse2 .cse3))) [2021-10-21 19:05:22,081 INFO L853 garLoopResultBuilder]: At program point L703-4(lines 688 706) the Hoare annotation is: false [2021-10-21 19:05:22,081 INFO L853 garLoopResultBuilder]: At program point L703-5(lines 688 706) the Hoare annotation is: false [2021-10-21 19:05:22,081 INFO L853 garLoopResultBuilder]: At program point L703-6(lines 688 706) the Hoare annotation is: false [2021-10-21 19:05:22,081 INFO L853 garLoopResultBuilder]: At program point L703-7(lines 688 706) the Hoare annotation is: false [2021-10-21 19:05:22,082 INFO L853 garLoopResultBuilder]: At program point L703-8(lines 688 706) the Hoare annotation is: false [2021-10-21 19:05:22,082 INFO L857 garLoopResultBuilder]: For program point ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION(line 54) no Hoare annotation was computed. [2021-10-21 19:05:22,082 INFO L853 garLoopResultBuilder]: At program point L703-9(lines 688 706) the Hoare annotation is: false [2021-10-21 19:05:22,082 INFO L853 garLoopResultBuilder]: At program point L703-10(lines 688 706) the Hoare annotation is: false [2021-10-21 19:05:22,082 INFO L853 garLoopResultBuilder]: At program point L703-11(lines 688 706) the Hoare annotation is: false [2021-10-21 19:05:22,083 INFO L857 garLoopResultBuilder]: For program point L109(lines 109 113) no Hoare annotation was computed. [2021-10-21 19:05:22,083 INFO L857 garLoopResultBuilder]: For program point L109-2(lines 511 517) no Hoare annotation was computed. [2021-10-21 19:05:22,083 INFO L853 garLoopResultBuilder]: At program point L639(lines 632 642) the Hoare annotation is: (let ((.cse0 (<= 1 ~pumpRunning~0)) (.cse1 (= ULTIMATE.start_test_~splverifierCounter~0 0)) (.cse2 (= 1 ~systemActive~0))) (or (and .cse0 .cse1 .cse2 (= |ULTIMATE.start_isMethaneAlarm_#res| 1) (= ~methaneLevelCritical~0 1) (= |ULTIMATE.start_isMethaneLevelCritical_#res| 1)) (and .cse0 .cse1 (= |ULTIMATE.start_isMethaneLevelCritical_#res| 0) (= ~methaneLevelCritical~0 0) .cse2))) [2021-10-21 19:05:22,083 INFO L853 garLoopResultBuilder]: At program point L639-1(lines 632 642) the Hoare annotation is: false [2021-10-21 19:05:22,083 INFO L857 garLoopResultBuilder]: For program point L573(lines 573 581) no Hoare annotation was computed. [2021-10-21 19:05:22,083 INFO L853 garLoopResultBuilder]: At program point L639-2(lines 632 642) the Hoare annotation is: false [2021-10-21 19:05:22,084 INFO L857 garLoopResultBuilder]: For program point L573-1(lines 573 581) no Hoare annotation was computed. [2021-10-21 19:05:22,084 INFO L857 garLoopResultBuilder]: For program point L573-2(lines 573 581) no Hoare annotation was computed. [2021-10-21 19:05:22,084 INFO L857 garLoopResultBuilder]: For program point L573-3(lines 573 581) no Hoare annotation was computed. [2021-10-21 19:05:22,084 INFO L857 garLoopResultBuilder]: For program point L573-4(lines 573 581) no Hoare annotation was computed. [2021-10-21 19:05:22,084 INFO L857 garLoopResultBuilder]: For program point L573-5(lines 573 581) no Hoare annotation was computed. [2021-10-21 19:05:22,084 INFO L857 garLoopResultBuilder]: For program point L873(lines 873 877) no Hoare annotation was computed. [2021-10-21 19:05:22,085 INFO L857 garLoopResultBuilder]: For program point L873-3(lines 873 877) no Hoare annotation was computed. [2021-10-21 19:05:22,085 INFO L857 garLoopResultBuilder]: For program point L873-6(lines 873 877) no Hoare annotation was computed. [2021-10-21 19:05:22,085 INFO L857 garLoopResultBuilder]: For program point L543(lines 543 560) no Hoare annotation was computed. [2021-10-21 19:05:22,085 INFO L857 garLoopResultBuilder]: For program point L543-1(lines 543 560) no Hoare annotation was computed. [2021-10-21 19:05:22,085 INFO L857 garLoopResultBuilder]: For program point L543-2(lines 543 560) no Hoare annotation was computed. [2021-10-21 19:05:22,086 INFO L857 garLoopResultBuilder]: For program point L543-3(lines 543 560) no Hoare annotation was computed. [2021-10-21 19:05:22,086 INFO L857 garLoopResultBuilder]: For program point L543-4(lines 543 560) no Hoare annotation was computed. [2021-10-21 19:05:22,086 INFO L857 garLoopResultBuilder]: For program point L543-5(lines 543 560) no Hoare annotation was computed. [2021-10-21 19:05:22,086 INFO L857 garLoopResultBuilder]: For program point L543-6(lines 543 560) no Hoare annotation was computed. [2021-10-21 19:05:22,086 INFO L857 garLoopResultBuilder]: For program point L543-7(lines 543 560) no Hoare annotation was computed. [2021-10-21 19:05:22,086 INFO L857 garLoopResultBuilder]: For program point L543-8(lines 543 560) no Hoare annotation was computed. [2021-10-21 19:05:22,087 INFO L857 garLoopResultBuilder]: For program point L543-9(lines 543 560) no Hoare annotation was computed. [2021-10-21 19:05:22,087 INFO L857 garLoopResultBuilder]: For program point L543-10(lines 543 560) no Hoare annotation was computed. [2021-10-21 19:05:22,087 INFO L857 garLoopResultBuilder]: For program point L543-11(lines 543 560) no Hoare annotation was computed. [2021-10-21 19:05:22,087 INFO L853 garLoopResultBuilder]: At program point L511(lines 510 529) the Hoare annotation is: (let ((.cse0 (<= 1 ~pumpRunning~0)) (.cse5 (= ~methaneLevelCritical~0 0)) (.cse1 (= ULTIMATE.start_test_~splverifierCounter~0 0)) (.cse6 (= ~pumpRunning~0 0)) (.cse2 (= ~methAndRunningLastTime~0 0)) (.cse3 (= 1 ~systemActive~0)) (.cse4 (= ~methaneLevelCritical~0 1))) (or (and .cse0 .cse1 .cse2 .cse3 .cse4) (and .cse0 .cse1 .cse5 .cse3) (and .cse0 .cse1 .cse3 .cse4 (= |ULTIMATE.start_isMethaneLevelCritical_#res| 1)) (and .cse1 .cse6 .cse5 .cse3) (and .cse1 .cse6 .cse2 .cse3 .cse4))) [2021-10-21 19:05:22,087 INFO L857 garLoopResultBuilder]: For program point L511-1(lines 511 517) no Hoare annotation was computed. [2021-10-21 19:05:22,087 INFO L853 garLoopResultBuilder]: At program point L511-2(lines 510 529) the Hoare annotation is: false [2021-10-21 19:05:22,088 INFO L853 garLoopResultBuilder]: At program point L511-3(lines 510 529) the Hoare annotation is: false [2021-10-21 19:05:22,088 INFO L857 garLoopResultBuilder]: For program point L83(lines 83 89) no Hoare annotation was computed. [2021-10-21 19:05:22,088 INFO L853 garLoopResultBuilder]: At program point L83-1(lines 83 89) the Hoare annotation is: (let ((.cse1 (= ~pumpRunning~0 0)) (.cse5 (= ~methaneLevelCritical~0 1)) (.cse6 (= |ULTIMATE.start_isMethaneLevelCritical_#res| 1)) (.cse7 (<= 1 ~pumpRunning~0)) (.cse0 (= ULTIMATE.start_test_~splverifierCounter~0 0)) (.cse2 (= ~methAndRunningLastTime~0 0)) (.cse3 (= ~methaneLevelCritical~0 0)) (.cse4 (= 1 ~systemActive~0))) (or (and .cse0 .cse1 .cse2 .cse3 .cse4) (and .cse0 .cse1 .cse2 .cse4 .cse5 .cse6) (and .cse7 .cse0 .cse4 .cse5 .cse6) (and .cse7 .cse0 .cse2 (= |ULTIMATE.start_isMethaneLevelCritical_#res| 0) .cse3 (= ULTIMATE.start___utac_acc__Specification2_spec__2_~tmp~9 0) .cse4))) [2021-10-21 19:05:22,088 INFO L857 garLoopResultBuilder]: For program point L744(lines 744 761) no Hoare annotation was computed. [2021-10-21 19:05:22,088 INFO L853 garLoopResultBuilder]: At program point L744-1(lines 1 1003) the Hoare annotation is: (let ((.cse1 (= ~pumpRunning~0 0)) (.cse5 (= ~methaneLevelCritical~0 1)) (.cse6 (= |ULTIMATE.start_isMethaneLevelCritical_#res| 1)) (.cse7 (<= 1 ~pumpRunning~0)) (.cse0 (= ULTIMATE.start_test_~splverifierCounter~0 0)) (.cse2 (= ~methAndRunningLastTime~0 0)) (.cse3 (= ~methaneLevelCritical~0 0)) (.cse4 (= 1 ~systemActive~0))) (or (and .cse0 .cse1 .cse2 .cse3 .cse4) (and .cse0 .cse1 .cse2 .cse4 .cse5 .cse6) (and .cse7 .cse0 .cse4 .cse5 .cse6) (and .cse7 .cse0 .cse2 (= |ULTIMATE.start_isMethaneLevelCritical_#res| 0) .cse3 (= ULTIMATE.start___utac_acc__Specification2_spec__2_~tmp~9 0) .cse4))) [2021-10-21 19:05:22,089 INFO L853 garLoopResultBuilder]: At program point L777-2(lines 777 791) the Hoare annotation is: false [2021-10-21 19:05:22,089 INFO L857 garLoopResultBuilder]: For program point L744-2(lines 744 761) no Hoare annotation was computed. [2021-10-21 19:05:22,089 INFO L853 garLoopResultBuilder]: At program point L744-3(lines 1 1003) the Hoare annotation is: false [2021-10-21 19:05:22,089 INFO L857 garLoopResultBuilder]: For program point L744-4(lines 744 761) no Hoare annotation was computed. [2021-10-21 19:05:22,089 INFO L853 garLoopResultBuilder]: At program point L744-5(lines 1 1003) the Hoare annotation is: false [2021-10-21 19:05:22,090 INFO L853 garLoopResultBuilder]: At program point L910(lines 905 913) the Hoare annotation is: (let ((.cse0 (<= 1 ~pumpRunning~0)) (.cse1 (= ULTIMATE.start_test_~splverifierCounter~0 0)) (.cse2 (= 1 ~systemActive~0))) (or (and .cse0 .cse1 .cse2 (= ~methaneLevelCritical~0 1) (= |ULTIMATE.start_isMethaneLevelCritical_#res| 1)) (and .cse0 .cse1 (= |ULTIMATE.start_isMethaneLevelCritical_#res| 0) (= ~methaneLevelCritical~0 0) .cse2))) [2021-10-21 19:05:22,090 INFO L853 garLoopResultBuilder]: At program point L910-1(lines 905 913) the Hoare annotation is: (let ((.cse1 (= ~pumpRunning~0 0)) (.cse5 (= ~methaneLevelCritical~0 1)) (.cse6 (= |ULTIMATE.start_isMethaneLevelCritical_#res| 1)) (.cse7 (<= 1 ~pumpRunning~0)) (.cse0 (= ULTIMATE.start_test_~splverifierCounter~0 0)) (.cse2 (= |ULTIMATE.start_isMethaneLevelCritical_#res| 0)) (.cse3 (= ~methaneLevelCritical~0 0)) (.cse4 (= 1 ~systemActive~0))) (or (and .cse0 .cse1 .cse2 .cse3 .cse4) (and .cse0 .cse1 .cse4 .cse5 .cse6) (and .cse7 .cse0 (= ~methAndRunningLastTime~0 0) .cse4 .cse5 .cse6) (and .cse7 .cse0 .cse2 .cse3 .cse4))) [2021-10-21 19:05:22,090 INFO L853 garLoopResultBuilder]: At program point L910-2(lines 905 913) the Hoare annotation is: false [2021-10-21 19:05:22,090 INFO L853 garLoopResultBuilder]: At program point L910-3(lines 905 913) the Hoare annotation is: false [2021-10-21 19:05:22,090 INFO L857 garLoopResultBuilder]: For program point L778(line 778) no Hoare annotation was computed. [2021-10-21 19:05:22,091 INFO L853 garLoopResultBuilder]: At program point L910-4(lines 905 913) the Hoare annotation is: false [2021-10-21 19:05:22,091 INFO L853 garLoopResultBuilder]: At program point L910-5(lines 905 913) the Hoare annotation is: false [2021-10-21 19:05:22,091 INFO L857 garLoopResultBuilder]: For program point L547(lines 547 555) no Hoare annotation was computed. [2021-10-21 19:05:22,091 INFO L857 garLoopResultBuilder]: For program point L547-1(lines 547 555) no Hoare annotation was computed. [2021-10-21 19:05:22,091 INFO L857 garLoopResultBuilder]: For program point L547-2(lines 547 555) no Hoare annotation was computed. [2021-10-21 19:05:22,091 INFO L857 garLoopResultBuilder]: For program point L547-3(lines 547 555) no Hoare annotation was computed. [2021-10-21 19:05:22,092 INFO L857 garLoopResultBuilder]: For program point L547-4(lines 547 555) no Hoare annotation was computed. [2021-10-21 19:05:22,092 INFO L857 garLoopResultBuilder]: For program point L547-5(lines 547 555) no Hoare annotation was computed. [2021-10-21 19:05:22,092 INFO L857 garLoopResultBuilder]: For program point L547-6(lines 547 555) no Hoare annotation was computed. [2021-10-21 19:05:22,092 INFO L857 garLoopResultBuilder]: For program point L547-7(lines 547 555) no Hoare annotation was computed. [2021-10-21 19:05:22,092 INFO L857 garLoopResultBuilder]: For program point L547-8(lines 547 555) no Hoare annotation was computed. [2021-10-21 19:05:22,092 INFO L857 garLoopResultBuilder]: For program point L547-9(lines 547 555) no Hoare annotation was computed. [2021-10-21 19:05:22,093 INFO L857 garLoopResultBuilder]: For program point L547-10(lines 547 555) no Hoare annotation was computed. [2021-10-21 19:05:22,093 INFO L857 garLoopResultBuilder]: For program point L547-11(lines 547 555) no Hoare annotation was computed. [2021-10-21 19:05:22,093 INFO L857 garLoopResultBuilder]: For program point ULTIMATE.startENTRY(line -1) no Hoare annotation was computed. [2021-10-21 19:05:22,093 INFO L853 garLoopResultBuilder]: At program point L119(lines 72 120) the Hoare annotation is: false [2021-10-21 19:05:22,093 INFO L853 garLoopResultBuilder]: At program point L648(lines 643 651) the Hoare annotation is: (let ((.cse0 (= ULTIMATE.start_test_~splverifierCounter~0 0)) (.cse1 (= 1 ~systemActive~0)) (.cse2 (= ~methaneLevelCritical~0 1)) (.cse3 (= |ULTIMATE.start_isMethaneLevelCritical_#res| 1))) (or (and .cse0 (= ~pumpRunning~0 0) (= |ULTIMATE.start_isPumpRunning_#res| 0) .cse1 .cse2 .cse3) (and (<= 1 ~pumpRunning~0) .cse0 (= ~methAndRunningLastTime~0 0) .cse1 .cse2 .cse3))) [2021-10-21 19:05:22,094 INFO L853 garLoopResultBuilder]: At program point L648-1(lines 643 651) the Hoare annotation is: false [2021-10-21 19:05:22,094 INFO L853 garLoopResultBuilder]: At program point L648-2(lines 643 651) the Hoare annotation is: false [2021-10-21 19:05:22,094 INFO L857 garLoopResultBuilder]: For program point L54(line 54) no Hoare annotation was computed. [2021-10-21 19:05:22,094 INFO L857 garLoopResultBuilder]: For program point L54-1(line 54) no Hoare annotation was computed. [2021-10-21 19:05:22,094 INFO L857 garLoopResultBuilder]: For program point L54-2(line 54) no Hoare annotation was computed. [2021-10-21 19:05:22,094 INFO L857 garLoopResultBuilder]: For program point L781(lines 781 785) no Hoare annotation was computed. [2021-10-21 19:05:22,095 INFO L857 garLoopResultBuilder]: For program point L748(lines 748 758) no Hoare annotation was computed. [2021-10-21 19:05:22,095 INFO L857 garLoopResultBuilder]: For program point L781-1(lines 511 517) no Hoare annotation was computed. [2021-10-21 19:05:22,095 INFO L857 garLoopResultBuilder]: For program point L748-2(lines 748 758) no Hoare annotation was computed. [2021-10-21 19:05:22,095 INFO L857 garLoopResultBuilder]: For program point L748-4(lines 748 758) no Hoare annotation was computed. [2021-10-21 19:05:22,095 INFO L857 garLoopResultBuilder]: For program point L749(lines 749 755) no Hoare annotation was computed. [2021-10-21 19:05:22,095 INFO L857 garLoopResultBuilder]: For program point L716(lines 716 720) no Hoare annotation was computed. [2021-10-21 19:05:22,095 INFO L857 garLoopResultBuilder]: For program point L749-2(lines 749 755) no Hoare annotation was computed. [2021-10-21 19:05:22,096 INFO L857 garLoopResultBuilder]: For program point L716-2(lines 716 720) no Hoare annotation was computed. [2021-10-21 19:05:22,096 INFO L857 garLoopResultBuilder]: For program point L716-3(lines 716 720) no Hoare annotation was computed. [2021-10-21 19:05:22,096 INFO L857 garLoopResultBuilder]: For program point L749-4(lines 749 755) no Hoare annotation was computed. [2021-10-21 19:05:22,096 INFO L857 garLoopResultBuilder]: For program point L716-5(lines 716 720) no Hoare annotation was computed. [2021-10-21 19:05:22,096 INFO L853 garLoopResultBuilder]: At program point L518(lines 518 524) the Hoare annotation is: (let ((.cse0 (<= 1 ~pumpRunning~0)) (.cse4 (= ~methaneLevelCritical~0 0)) (.cse1 (= ULTIMATE.start_test_~splverifierCounter~0 0)) (.cse5 (= ~pumpRunning~0 0)) (.cse2 (= 1 ~systemActive~0)) (.cse3 (= ~methaneLevelCritical~0 1))) (or (and .cse0 .cse1 (= ~methAndRunningLastTime~0 0) .cse2 .cse3) (and .cse0 .cse1 .cse4 .cse2) (and .cse1 .cse5 .cse4 .cse2) (and .cse1 .cse5 .cse2 .cse3))) [2021-10-21 19:05:22,097 INFO L857 garLoopResultBuilder]: For program point L716-6(lines 716 720) no Hoare annotation was computed. [2021-10-21 19:05:22,097 INFO L853 garLoopResultBuilder]: At program point L518-1(lines 518 524) the Hoare annotation is: false [2021-10-21 19:05:22,097 INFO L857 garLoopResultBuilder]: For program point L716-8(lines 716 720) no Hoare annotation was computed. [2021-10-21 19:05:22,097 INFO L853 garLoopResultBuilder]: At program point L518-2(lines 518 524) the Hoare annotation is: false [2021-10-21 19:05:22,097 INFO L857 garLoopResultBuilder]: For program point L716-9(lines 716 720) no Hoare annotation was computed. [2021-10-21 19:05:22,097 INFO L857 garLoopResultBuilder]: For program point L716-11(lines 716 720) no Hoare annotation was computed. [2021-10-21 19:05:22,098 INFO L857 garLoopResultBuilder]: For program point L716-12(lines 716 720) no Hoare annotation was computed. [2021-10-21 19:05:22,098 INFO L857 garLoopResultBuilder]: For program point L716-14(lines 716 720) no Hoare annotation was computed. [2021-10-21 19:05:22,098 INFO L857 garLoopResultBuilder]: For program point L716-15(lines 716 720) no Hoare annotation was computed. [2021-10-21 19:05:22,098 INFO L857 garLoopResultBuilder]: For program point L716-17(lines 716 720) no Hoare annotation was computed. [2021-10-21 19:05:22,098 INFO L857 garLoopResultBuilder]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2021-10-21 19:05:22,098 INFO L857 garLoopResultBuilder]: For program point L950(lines 950 956) no Hoare annotation was computed. [2021-10-21 19:05:22,099 INFO L857 garLoopResultBuilder]: For program point L950-1(lines 950 956) no Hoare annotation was computed. [2021-10-21 19:05:22,099 INFO L857 garLoopResultBuilder]: For program point L950-2(lines 950 956) no Hoare annotation was computed. [2021-10-21 19:05:22,099 INFO L857 garLoopResultBuilder]: For program point L950-3(lines 950 956) no Hoare annotation was computed. [2021-10-21 19:05:22,099 INFO L857 garLoopResultBuilder]: For program point L950-4(lines 950 956) no Hoare annotation was computed. [2021-10-21 19:05:22,099 INFO L857 garLoopResultBuilder]: For program point L950-5(lines 950 956) no Hoare annotation was computed. [2021-10-21 19:05:22,099 INFO L857 garLoopResultBuilder]: For program point L950-6(lines 950 956) no Hoare annotation was computed. [2021-10-21 19:05:22,100 INFO L857 garLoopResultBuilder]: For program point L950-7(lines 950 956) no Hoare annotation was computed. [2021-10-21 19:05:22,100 INFO L857 garLoopResultBuilder]: For program point L950-8(lines 950 956) no Hoare annotation was computed. [2021-10-21 19:05:22,100 INFO L857 garLoopResultBuilder]: For program point L950-9(lines 950 956) no Hoare annotation was computed. [2021-10-21 19:05:22,100 INFO L857 garLoopResultBuilder]: For program point L950-10(lines 950 956) no Hoare annotation was computed. [2021-10-21 19:05:22,100 INFO L857 garLoopResultBuilder]: For program point L950-11(lines 950 956) no Hoare annotation was computed. [2021-10-21 19:05:22,100 INFO L857 garLoopResultBuilder]: For program point L885(lines 885 889) no Hoare annotation was computed. [2021-10-21 19:05:22,101 INFO L857 garLoopResultBuilder]: For program point L852(lines 852 859) no Hoare annotation was computed. [2021-10-21 19:05:22,101 INFO L860 garLoopResultBuilder]: At program point L852-1(lines 852 859) the Hoare annotation is: true [2021-10-21 19:05:22,101 INFO L857 garLoopResultBuilder]: For program point L93(lines 93 99) no Hoare annotation was computed. [2021-10-21 19:05:22,101 INFO L853 garLoopResultBuilder]: At program point L93-1(lines 93 99) the Hoare annotation is: (let ((.cse3 (= ~methaneLevelCritical~0 0)) (.cse5 (<= 1 ~pumpRunning~0)) (.cse0 (= ULTIMATE.start_test_~splverifierCounter~0 0)) (.cse1 (= ~pumpRunning~0 0)) (.cse2 (= ~methAndRunningLastTime~0 0)) (.cse4 (= 1 ~systemActive~0)) (.cse6 (= ~methaneLevelCritical~0 1))) (or (and .cse0 .cse1 .cse2 .cse3 .cse4) (and .cse5 .cse0 .cse2 .cse4 .cse6) (and .cse5 .cse0 .cse3 .cse4) (and .cse5 .cse0 .cse4 .cse6 (= |ULTIMATE.start_isMethaneLevelCritical_#res| 1)) (and .cse0 .cse1 .cse2 .cse4 .cse6))) [2021-10-21 19:05:22,101 INFO L857 garLoopResultBuilder]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2021-10-21 19:05:22,102 INFO L853 garLoopResultBuilder]: At program point L722(lines 707 725) the Hoare annotation is: (and (<= 1 ~pumpRunning~0) (= ULTIMATE.start_test_~splverifierCounter~0 0) (= |ULTIMATE.start_isMethaneLevelCritical_#res| 0) (= ~methaneLevelCritical~0 0) (= 1 ~systemActive~0)) [2021-10-21 19:05:22,102 INFO L853 garLoopResultBuilder]: At program point L722-1(lines 707 725) the Hoare annotation is: false [2021-10-21 19:05:22,102 INFO L853 garLoopResultBuilder]: At program point L722-2(lines 707 725) the Hoare annotation is: false [2021-10-21 19:05:22,102 INFO L853 garLoopResultBuilder]: At program point L722-3(lines 707 725) the Hoare annotation is: false [2021-10-21 19:05:22,102 INFO L853 garLoopResultBuilder]: At program point L722-4(lines 707 725) the Hoare annotation is: false [2021-10-21 19:05:22,102 INFO L853 garLoopResultBuilder]: At program point L722-5(lines 707 725) the Hoare annotation is: false [2021-10-21 19:05:22,103 INFO L853 garLoopResultBuilder]: At program point L955(lines 946 959) the Hoare annotation is: false [2021-10-21 19:05:22,103 INFO L853 garLoopResultBuilder]: At program point L955-1(lines 946 959) the Hoare annotation is: false [2021-10-21 19:05:22,103 INFO L853 garLoopResultBuilder]: At program point L955-2(lines 946 959) the Hoare annotation is: false [2021-10-21 19:05:22,103 INFO L853 garLoopResultBuilder]: At program point L955-3(lines 946 959) the Hoare annotation is: (let ((.cse0 (= ULTIMATE.start_test_~splverifierCounter~0 0)) (.cse1 (= ~pumpRunning~0 0)) (.cse2 (= 1 ~systemActive~0)) (.cse3 (= ~methaneLevelCritical~0 1))) (or (and .cse0 .cse1 (= ~methaneLevelCritical~0 0) .cse2) (and .cse0 .cse1 (= |ULTIMATE.start_isHighWaterSensorDry_#res| 1) .cse2 .cse3) (and .cse0 .cse1 (= ~methAndRunningLastTime~0 0) .cse2 .cse3))) [2021-10-21 19:05:22,103 INFO L853 garLoopResultBuilder]: At program point L955-4(lines 946 959) the Hoare annotation is: false [2021-10-21 19:05:22,103 INFO L853 garLoopResultBuilder]: At program point L955-5(lines 946 959) the Hoare annotation is: false [2021-10-21 19:05:22,104 INFO L853 garLoopResultBuilder]: At program point L955-6(lines 946 959) the Hoare annotation is: false [2021-10-21 19:05:22,104 INFO L853 garLoopResultBuilder]: At program point L955-7(lines 946 959) the Hoare annotation is: false [2021-10-21 19:05:22,104 INFO L853 garLoopResultBuilder]: At program point L955-8(lines 946 959) the Hoare annotation is: false [2021-10-21 19:05:22,104 INFO L853 garLoopResultBuilder]: At program point L955-9(lines 946 959) the Hoare annotation is: false [2021-10-21 19:05:22,104 INFO L853 garLoopResultBuilder]: At program point L955-10(lines 946 959) the Hoare annotation is: false [2021-10-21 19:05:22,104 INFO L853 garLoopResultBuilder]: At program point L955-11(lines 946 959) the Hoare annotation is: false [2021-10-21 19:05:22,105 INFO L857 garLoopResultBuilder]: For program point L-1(line -1) no Hoare annotation was computed. [2021-10-21 19:05:22,105 INFO L853 garLoopResultBuilder]: At program point L825(lines 821 827) the Hoare annotation is: (and (= ~pumpRunning~0 0) (= ~methAndRunningLastTime~0 0) (= ~methaneLevelCritical~0 0) (= 1 ~systemActive~0) (= ~waterLevel~0 1)) [2021-10-21 19:05:22,105 INFO L857 garLoopResultBuilder]: For program point ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION(line 54) no Hoare annotation was computed. [2021-10-21 19:05:22,105 INFO L857 garLoopResultBuilder]: For program point L595(lines 595 612) no Hoare annotation was computed. [2021-10-21 19:05:22,105 INFO L857 garLoopResultBuilder]: For program point L595-1(lines 595 612) no Hoare annotation was computed. [2021-10-21 19:05:22,106 INFO L857 garLoopResultBuilder]: For program point L595-2(lines 595 612) no Hoare annotation was computed. [2021-10-21 19:05:22,106 INFO L853 garLoopResultBuilder]: At program point L992(lines 1 1003) the Hoare annotation is: (and (= ~pumpRunning~0 0) (= ~methAndRunningLastTime~0 0) (= ~methaneLevelCritical~0 0) (= 1 ~systemActive~0) (= ~waterLevel~0 1)) [2021-10-21 19:05:22,110 INFO L179 ceAbstractionStarter]: Computing trace abstraction results [2021-10-21 19:05:22,138 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 21.10 07:05:22 BoogieIcfgContainer [2021-10-21 19:05:22,138 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2021-10-21 19:05:22,138 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2021-10-21 19:05:22,139 INFO L271 PluginConnector]: Initializing Witness Printer... [2021-10-21 19:05:22,139 INFO L275 PluginConnector]: Witness Printer initialized [2021-10-21 19:05:22,139 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.10 07:05:16" (3/4) ... [2021-10-21 19:05:22,142 INFO L137 WitnessPrinter]: Generating witness for correct program [2021-10-21 19:05:22,169 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 41 nodes and edges [2021-10-21 19:05:22,171 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 21 nodes and edges [2021-10-21 19:05:22,173 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 10 nodes and edges [2021-10-21 19:05:22,175 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 5 nodes and edges [2021-10-21 19:05:22,177 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 2 nodes and edges [2021-10-21 19:05:22,179 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2021-10-21 19:05:22,181 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2021-10-21 19:05:22,205 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((((splverifierCounter == 0 && pumpRunning == 0) && methAndRunningLastTime == 0) && methaneLevelCritical == 0) && 1 == systemActive) || (((((splverifierCounter == 0 && pumpRunning == 0) && methAndRunningLastTime == 0) && 1 == systemActive) && methaneLevelCritical == 1) && \result == 1)) || ((((1 <= pumpRunning && splverifierCounter == 0) && 1 == systemActive) && methaneLevelCritical == 1) && \result == 1)) || ((((((1 <= pumpRunning && splverifierCounter == 0) && methAndRunningLastTime == 0) && \result == 0) && methaneLevelCritical == 0) && tmp == 0) && 1 == systemActive) [2021-10-21 19:05:22,205 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((((splverifierCounter == 0 && pumpRunning == 0) && methAndRunningLastTime == 0) && methaneLevelCritical == 0) && 1 == systemActive) || (((((splverifierCounter == 0 && pumpRunning == 0) && methAndRunningLastTime == 0) && 1 == systemActive) && methaneLevelCritical == 1) && \result == 1)) || ((((1 <= pumpRunning && splverifierCounter == 0) && 1 == systemActive) && methaneLevelCritical == 1) && \result == 1)) || ((((((1 <= pumpRunning && splverifierCounter == 0) && methAndRunningLastTime == 0) && \result == 0) && methaneLevelCritical == 0) && tmp == 0) && 1 == systemActive) [2021-10-21 19:05:22,206 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((((((splverifierCounter == 0 && pumpRunning == 0) && methAndRunningLastTime == 0) && methaneLevelCritical == 0) && 1 == systemActive) || ((((1 <= pumpRunning && splverifierCounter == 0) && methAndRunningLastTime == 0) && 1 == systemActive) && methaneLevelCritical == 1)) || (((1 <= pumpRunning && splverifierCounter == 0) && methaneLevelCritical == 0) && 1 == systemActive)) || ((((1 <= pumpRunning && splverifierCounter == 0) && 1 == systemActive) && methaneLevelCritical == 1) && \result == 1)) || ((((splverifierCounter == 0 && pumpRunning == 0) && methAndRunningLastTime == 0) && 1 == systemActive) && methaneLevelCritical == 1) [2021-10-21 19:05:22,207 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((((((1 <= pumpRunning && splverifierCounter == 0) && methAndRunningLastTime == 0) && 1 == systemActive) && methaneLevelCritical == 1) || (((1 <= pumpRunning && splverifierCounter == 0) && methaneLevelCritical == 0) && 1 == systemActive)) || ((((1 <= pumpRunning && splverifierCounter == 0) && 1 == systemActive) && methaneLevelCritical == 1) && \result == 1)) || (((splverifierCounter == 0 && pumpRunning == 0) && methaneLevelCritical == 0) && 1 == systemActive)) || ((((splverifierCounter == 0 && pumpRunning == 0) && methAndRunningLastTime == 0) && 1 == systemActive) && methaneLevelCritical == 1) [2021-10-21 19:05:22,208 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((((splverifierCounter == 0 && pumpRunning == 0) && \result == 0) && methaneLevelCritical == 0) && 1 == systemActive) || ((((splverifierCounter == 0 && pumpRunning == 0) && 1 == systemActive) && methaneLevelCritical == 1) && \result == 1)) || (((((1 <= pumpRunning && splverifierCounter == 0) && methAndRunningLastTime == 0) && 1 == systemActive) && methaneLevelCritical == 1) && \result == 1)) || ((((1 <= pumpRunning && splverifierCounter == 0) && \result == 0) && methaneLevelCritical == 0) && 1 == systemActive) [2021-10-21 19:05:22,209 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((1 <= pumpRunning && splverifierCounter == 0) && 1 == systemActive) && methaneLevelCritical == 1) && \result == 1) || ((((1 <= pumpRunning && splverifierCounter == 0) && \result == 0) && methaneLevelCritical == 0) && 1 == systemActive) [2021-10-21 19:05:22,210 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((((1 <= pumpRunning && splverifierCounter == 0) && 1 == systemActive) && \result == 1) && methaneLevelCritical == 1) && \result == 1) || ((((1 <= pumpRunning && splverifierCounter == 0) && \result == 0) && methaneLevelCritical == 0) && 1 == systemActive) [2021-10-21 19:05:22,211 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((((splverifierCounter == 0 && pumpRunning == 0) && \result == 0) && 1 == systemActive) && methaneLevelCritical == 1) && \result == 1) || (((((1 <= pumpRunning && splverifierCounter == 0) && methAndRunningLastTime == 0) && 1 == systemActive) && methaneLevelCritical == 1) && \result == 1) [2021-10-21 19:05:22,211 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((splverifierCounter == 0 && pumpRunning == 0) && methaneLevelCritical == 0) && 1 == systemActive) || ((((splverifierCounter == 0 && pumpRunning == 0) && \result == 1) && 1 == systemActive) && methaneLevelCritical == 1)) || ((((splverifierCounter == 0 && pumpRunning == 0) && methAndRunningLastTime == 0) && 1 == systemActive) && methaneLevelCritical == 1) [2021-10-21 19:05:22,213 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((((splverifierCounter == 0 && tmp___0 == 0) && pumpRunning == 0) && \result == 0) && 1 == systemActive) && methaneLevelCritical == 1) || (((splverifierCounter == 0 && pumpRunning == 0) && methaneLevelCritical == 0) && 1 == systemActive)) || ((((splverifierCounter == 0 && pumpRunning == 0) && methAndRunningLastTime == 0) && 1 == systemActive) && methaneLevelCritical == 1) [2021-10-21 19:05:22,214 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((1 <= pumpRunning && splverifierCounter == 0) && \result == 0) && methaneLevelCritical == 0) && 1 == systemActive [2021-10-21 19:05:22,216 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((1 <= pumpRunning && splverifierCounter == 0) && \result == 0) && methaneLevelCritical == 0) && 1 == systemActive [2021-10-21 19:05:22,291 INFO L141 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6c1fba87-a5eb-487c-b6a2-d3df176d35ef/bin/uautomizer-j4sWxH34Be/witness.graphml [2021-10-21 19:05:22,291 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2021-10-21 19:05:22,293 INFO L168 Benchmark]: Toolchain (without parser) took 8145.47 ms. Allocated memory was 88.1 MB in the beginning and 157.3 MB in the end (delta: 69.2 MB). Free memory was 53.4 MB in the beginning and 81.4 MB in the end (delta: -27.9 MB). Peak memory consumption was 39.5 MB. Max. memory is 16.1 GB. [2021-10-21 19:05:22,293 INFO L168 Benchmark]: CDTParser took 0.23 ms. Allocated memory is still 88.1 MB. Free memory was 60.4 MB in the beginning and 60.4 MB in the end (delta: 21.5 kB). There was no memory consumed. Max. memory is 16.1 GB. [2021-10-21 19:05:22,294 INFO L168 Benchmark]: CACSL2BoogieTranslator took 520.00 ms. Allocated memory was 88.1 MB in the beginning and 123.7 MB in the end (delta: 35.7 MB). Free memory was 53.4 MB in the beginning and 92.6 MB in the end (delta: -39.1 MB). Peak memory consumption was 10.5 MB. Max. memory is 16.1 GB. [2021-10-21 19:05:22,294 INFO L168 Benchmark]: Boogie Procedure Inliner took 113.89 ms. Allocated memory is still 123.7 MB. Free memory was 92.6 MB in the beginning and 87.8 MB in the end (delta: 4.8 MB). Peak memory consumption was 4.2 MB. Max. memory is 16.1 GB. [2021-10-21 19:05:22,294 INFO L168 Benchmark]: Boogie Preprocessor took 75.68 ms. Allocated memory is still 123.7 MB. Free memory was 87.8 MB in the beginning and 84.2 MB in the end (delta: 3.6 MB). Peak memory consumption was 4.2 MB. Max. memory is 16.1 GB. [2021-10-21 19:05:22,295 INFO L168 Benchmark]: RCFGBuilder took 1203.31 ms. Allocated memory is still 123.7 MB. Free memory was 84.2 MB in the beginning and 87.4 MB in the end (delta: -3.3 MB). Peak memory consumption was 51.3 MB. Max. memory is 16.1 GB. [2021-10-21 19:05:22,295 INFO L168 Benchmark]: TraceAbstraction took 6073.49 ms. Allocated memory was 123.7 MB in the beginning and 157.3 MB in the end (delta: 33.6 MB). Free memory was 87.4 MB in the beginning and 97.1 MB in the end (delta: -9.6 MB). Peak memory consumption was 77.0 MB. Max. memory is 16.1 GB. [2021-10-21 19:05:22,296 INFO L168 Benchmark]: Witness Printer took 152.89 ms. Allocated memory is still 157.3 MB. Free memory was 97.1 MB in the beginning and 81.4 MB in the end (delta: 15.7 MB). Peak memory consumption was 14.7 MB. Max. memory is 16.1 GB. [2021-10-21 19:05:22,298 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.23 ms. Allocated memory is still 88.1 MB. Free memory was 60.4 MB in the beginning and 60.4 MB in the end (delta: 21.5 kB). There was no memory consumed. Max. memory is 16.1 GB. * CACSL2BoogieTranslator took 520.00 ms. Allocated memory was 88.1 MB in the beginning and 123.7 MB in the end (delta: 35.7 MB). Free memory was 53.4 MB in the beginning and 92.6 MB in the end (delta: -39.1 MB). Peak memory consumption was 10.5 MB. Max. memory is 16.1 GB. * Boogie Procedure Inliner took 113.89 ms. Allocated memory is still 123.7 MB. Free memory was 92.6 MB in the beginning and 87.8 MB in the end (delta: 4.8 MB). Peak memory consumption was 4.2 MB. Max. memory is 16.1 GB. * Boogie Preprocessor took 75.68 ms. Allocated memory is still 123.7 MB. Free memory was 87.8 MB in the beginning and 84.2 MB in the end (delta: 3.6 MB). Peak memory consumption was 4.2 MB. Max. memory is 16.1 GB. * RCFGBuilder took 1203.31 ms. Allocated memory is still 123.7 MB. Free memory was 84.2 MB in the beginning and 87.4 MB in the end (delta: -3.3 MB). Peak memory consumption was 51.3 MB. Max. memory is 16.1 GB. * TraceAbstraction took 6073.49 ms. Allocated memory was 123.7 MB in the beginning and 157.3 MB in the end (delta: 33.6 MB). Free memory was 87.4 MB in the beginning and 97.1 MB in the end (delta: -9.6 MB). Peak memory consumption was 77.0 MB. Max. memory is 16.1 GB. * Witness Printer took 152.89 ms. Allocated memory is still 157.3 MB. Free memory was 97.1 MB in the beginning and 81.4 MB in the end (delta: 15.7 MB). Peak memory consumption was 14.7 MB. Max. memory is 16.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: ErrorAutomatonStatistics NumberErrorTraces: 0, NumberStatementsAllTraces: 0, NumberRelevantStatements: 0, 0.0ms ErrorAutomatonConstructionTimeTotal, 0.0ms FaulLocalizationTime, NumberStatementsFirstTrace: -1, TraceLengthAvg: 0, 0.0ms ErrorAutomatonConstructionTimeAvg, 0.0ms ErrorAutomatonDifferenceTimeAvg, 0.0ms ErrorAutomatonDifferenceTimeTotal, NumberOfNoEnhancement: 0, NumberOfFiniteEnhancement: 0, NumberOfInfiniteEnhancement: 0 - PositiveResult [Line: 54]: call to reach_error is unreachable For all program executions holds that call to reach_error is unreachable at this location - PositiveResult [Line: 54]: call to reach_error is unreachable For all program executions holds that call to reach_error is unreachable at this location - PositiveResult [Line: 54]: call to reach_error is unreachable For all program executions holds that call to reach_error is unreachable at this location - StatisticsResult: Ultimate Automizer benchmark data CFG has 1 procedures, 193 locations, 3 error locations. Started 1 CEGAR loops. OverallTime: 5959.4ms, OverallIterations: 12, TraceHistogramMax: 2, EmptinessCheckTime: 33.1ms, AutomataDifference: 1020.4ms, DeadEndRemovalTime: 0.0ms, HoareAnnotationTime: 2601.1ms, InitialAbstractionConstructionTime: 14.4ms, PartialOrderReductionTime: 0.0ms, HoareTripleCheckerStatistics: 1489 SDtfs, 1401 SDslu, 1909 SDs, 0 SdLazy, 269 SolverSat, 64 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 361.2ms Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 123 GetRequests, 83 SyntacticMatches, 0 SemanticMatches, 40 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 24 ImplicationChecksByTransitivity, 165.0ms Time, 0.0ms BasicInterpolantAutomatonTime, BiggestAbstraction: size=282occurred in iteration=10, InterpolantAutomatonStates: 58, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0ms DumpTime, AutomataMinimizationStatistics: 226.6ms AutomataMinimizationTime, 12 MinimizatonAttempts, 682 StatesRemovedByMinimization, 6 NontrivialMinimizations, HoareAnnotationStatistics: 0.0ms HoareAnnotationTime, 67 LocationsWithAnnotation, 67 PreInvPairs, 229 NumberOfFragments, 774 HoareAnnotationTreeSize, 67 FomulaSimplifications, 90989 FormulaSimplificationTreeSizeReduction, 772.7ms HoareSimplificationTime, 67 FomulaSimplificationsInter, 16239 FormulaSimplificationTreeSizeReductionInter, 1811.7ms HoareSimplificationTimeInter, RefinementEngineStatistics: TRACE_CHECK: 101.1ms SsaConstructionTime, 499.0ms SatisfiabilityAnalysisTime, 868.8ms InterpolantComputationTime, 474 NumberOfCodeBlocks, 474 NumberOfCodeBlocksAsserted, 13 NumberOfCheckSat, 461 ConstructedInterpolants, 0 QuantifiedInterpolants, 940 SizeOfPredicates, 0 NumberOfNonLiveVariables, 448 ConjunctsInSsa, 2 ConjunctsInUnsatCore, 13 InterpolantComputations, 12 PerfectInterpolantSequences, 58/67 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: 510]: Loop Invariant Derived loop invariant: (((((((1 <= pumpRunning && splverifierCounter == 0) && methAndRunningLastTime == 0) && 1 == systemActive) && methaneLevelCritical == 1) || (((1 <= pumpRunning && splverifierCounter == 0) && methaneLevelCritical == 0) && 1 == systemActive)) || ((((1 <= pumpRunning && splverifierCounter == 0) && 1 == systemActive) && methaneLevelCritical == 1) && \result == 1)) || (((splverifierCounter == 0 && pumpRunning == 0) && methaneLevelCritical == 0) && 1 == systemActive)) || ((((splverifierCounter == 0 && pumpRunning == 0) && methAndRunningLastTime == 0) && 1 == systemActive) && methaneLevelCritical == 1) - InvariantResult [Line: 946]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 643]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 1]: Loop Invariant Derived loop invariant: ((((((splverifierCounter == 0 && pumpRunning == 0) && methAndRunningLastTime == 0) && methaneLevelCritical == 0) && 1 == systemActive) || (((((splverifierCounter == 0 && pumpRunning == 0) && methAndRunningLastTime == 0) && 1 == systemActive) && methaneLevelCritical == 1) && \result == 1)) || ((((1 <= pumpRunning && splverifierCounter == 0) && 1 == systemActive) && methaneLevelCritical == 1) && \result == 1)) || ((((((1 <= pumpRunning && splverifierCounter == 0) && methAndRunningLastTime == 0) && \result == 0) && methaneLevelCritical == 0) && tmp == 0) && 1 == systemActive) - InvariantResult [Line: 518]: Loop Invariant Derived loop invariant: ((((((1 <= pumpRunning && splverifierCounter == 0) && methAndRunningLastTime == 0) && 1 == systemActive) && methaneLevelCritical == 1) || (((1 <= pumpRunning && splverifierCounter == 0) && methaneLevelCritical == 0) && 1 == systemActive)) || (((splverifierCounter == 0 && pumpRunning == 0) && methaneLevelCritical == 0) && 1 == systemActive)) || (((splverifierCounter == 0 && pumpRunning == 0) && 1 == systemActive) && methaneLevelCritical == 1) - InvariantResult [Line: 1]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 707]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 688]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 905]: Loop Invariant Derived loop invariant: ((((((splverifierCounter == 0 && pumpRunning == 0) && \result == 0) && methaneLevelCritical == 0) && 1 == systemActive) || ((((splverifierCounter == 0 && pumpRunning == 0) && 1 == systemActive) && methaneLevelCritical == 1) && \result == 1)) || (((((1 <= pumpRunning && splverifierCounter == 0) && methAndRunningLastTime == 0) && 1 == systemActive) && methaneLevelCritical == 1) && \result == 1)) || ((((1 <= pumpRunning && splverifierCounter == 0) && \result == 0) && methaneLevelCritical == 0) && 1 == systemActive) - InvariantResult [Line: 946]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 905]: Loop Invariant Derived loop invariant: ((((1 <= pumpRunning && splverifierCounter == 0) && 1 == systemActive) && methaneLevelCritical == 1) && \result == 1) || ((((1 <= pumpRunning && splverifierCounter == 0) && \result == 0) && methaneLevelCritical == 0) && 1 == systemActive) - InvariantResult [Line: 960]: Loop Invariant Derived loop invariant: (((1 <= pumpRunning && splverifierCounter == 0) && \result == 0) && methaneLevelCritical == 0) && 1 == systemActive - InvariantResult [Line: 960]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 643]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 905]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 777]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 510]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 946]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 688]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 688]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 632]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 510]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 688]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 728]: Loop Invariant Derived loop invariant: (((pumpRunning == 0 && methAndRunningLastTime == 0) && methaneLevelCritical == 0) && 1 == systemActive) && waterLevel == 1 - InvariantResult [Line: 995]: Loop Invariant Derived loop invariant: (((pumpRunning == 0 && methAndRunningLastTime == 0) && methaneLevelCritical == 0) && 1 == systemActive) && waterLevel == 1 - InvariantResult [Line: 905]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 960]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 842]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 688]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 518]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 688]: Loop Invariant Derived loop invariant: ((((((splverifierCounter == 0 && tmp___0 == 0) && pumpRunning == 0) && \result == 0) && 1 == systemActive) && methaneLevelCritical == 1) || (((splverifierCounter == 0 && pumpRunning == 0) && methaneLevelCritical == 0) && 1 == systemActive)) || ((((splverifierCounter == 0 && pumpRunning == 0) && methAndRunningLastTime == 0) && 1 == systemActive) && methaneLevelCritical == 1) - InvariantResult [Line: 946]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 946]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 688]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 632]: Loop Invariant Derived loop invariant: (((((1 <= pumpRunning && splverifierCounter == 0) && 1 == systemActive) && \result == 1) && methaneLevelCritical == 1) && \result == 1) || ((((1 <= pumpRunning && splverifierCounter == 0) && \result == 0) && methaneLevelCritical == 0) && 1 == systemActive) - InvariantResult [Line: 946]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 707]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 946]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 852]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 960]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 960]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 93]: Loop Invariant Derived loop invariant: (((((((splverifierCounter == 0 && pumpRunning == 0) && methAndRunningLastTime == 0) && methaneLevelCritical == 0) && 1 == systemActive) || ((((1 <= pumpRunning && splverifierCounter == 0) && methAndRunningLastTime == 0) && 1 == systemActive) && methaneLevelCritical == 1)) || (((1 <= pumpRunning && splverifierCounter == 0) && methaneLevelCritical == 0) && 1 == systemActive)) || ((((1 <= pumpRunning && splverifierCounter == 0) && 1 == systemActive) && methaneLevelCritical == 1) && \result == 1)) || ((((splverifierCounter == 0 && pumpRunning == 0) && methAndRunningLastTime == 0) && 1 == systemActive) && methaneLevelCritical == 1) - InvariantResult [Line: 1]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 688]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 518]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 688]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 632]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 72]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 946]: Loop Invariant Derived loop invariant: ((((splverifierCounter == 0 && pumpRunning == 0) && methaneLevelCritical == 0) && 1 == systemActive) || ((((splverifierCounter == 0 && pumpRunning == 0) && \result == 1) && 1 == systemActive) && methaneLevelCritical == 1)) || ((((splverifierCounter == 0 && pumpRunning == 0) && methAndRunningLastTime == 0) && 1 == systemActive) && methaneLevelCritical == 1) - InvariantResult [Line: 946]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 707]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 960]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 905]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 946]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 821]: Loop Invariant Derived loop invariant: (((pumpRunning == 0 && methAndRunningLastTime == 0) && methaneLevelCritical == 0) && 1 == systemActive) && waterLevel == 1 - InvariantResult [Line: 946]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 905]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 688]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 688]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 707]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 946]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 707]: Loop Invariant Derived loop invariant: (((1 <= pumpRunning && splverifierCounter == 0) && \result == 0) && methaneLevelCritical == 0) && 1 == systemActive - InvariantResult [Line: 1]: Loop Invariant Derived loop invariant: (((pumpRunning == 0 && methAndRunningLastTime == 0) && methaneLevelCritical == 0) && 1 == systemActive) && waterLevel == 1 - InvariantResult [Line: 707]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 643]: Loop Invariant Derived loop invariant: (((((splverifierCounter == 0 && pumpRunning == 0) && \result == 0) && 1 == systemActive) && methaneLevelCritical == 1) && \result == 1) || (((((1 <= pumpRunning && splverifierCounter == 0) && methAndRunningLastTime == 0) && 1 == systemActive) && methaneLevelCritical == 1) && \result == 1) - InvariantResult [Line: 688]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 83]: Loop Invariant Derived loop invariant: ((((((splverifierCounter == 0 && pumpRunning == 0) && methAndRunningLastTime == 0) && methaneLevelCritical == 0) && 1 == systemActive) || (((((splverifierCounter == 0 && pumpRunning == 0) && methAndRunningLastTime == 0) && 1 == systemActive) && methaneLevelCritical == 1) && \result == 1)) || ((((1 <= pumpRunning && splverifierCounter == 0) && 1 == systemActive) && methaneLevelCritical == 1) && \result == 1)) || ((((((1 <= pumpRunning && splverifierCounter == 0) && methAndRunningLastTime == 0) && \result == 0) && methaneLevelCritical == 0) && tmp == 0) && 1 == systemActive) RESULT: Ultimate proved your program to be correct! [2021-10-21 19:05:22,354 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6c1fba87-a5eb-487c-b6a2-d3df176d35ef/bin/uautomizer-j4sWxH34Be/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Forceful destruction successful, exit code 0 Received shutdown request...