./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/product-lines/minepump_spec1_product17.cil.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 4e77c044 Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d5eca263-5647-47cd-9082-171c8b405b29/bin/uautomizer-WNIpwEf4Nt/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d5eca263-5647-47cd-9082-171c8b405b29/bin/uautomizer-WNIpwEf4Nt/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d5eca263-5647-47cd-9082-171c8b405b29/bin/uautomizer-WNIpwEf4Nt/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d5eca263-5647-47cd-9082-171c8b405b29/bin/uautomizer-WNIpwEf4Nt/config/AutomizerReach.xml -i ../../sv-benchmarks/c/product-lines/minepump_spec1_product17.cil.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d5eca263-5647-47cd-9082-171c8b405b29/bin/uautomizer-WNIpwEf4Nt/config/svcomp-Reach-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d5eca263-5647-47cd-9082-171c8b405b29/bin/uautomizer-WNIpwEf4Nt --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 abdaf7d039f72f53757ac3024ed39e407d16dbdb ................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... Execution finished normally Writing output log to file Ultimate.log Result: TRUE --- Real Ultimate output --- This is Ultimate 0.2.1-dev-4e77c04 [2021-10-13 01:00:35,731 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-10-13 01:00:35,733 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-10-13 01:00:35,768 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-10-13 01:00:35,768 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-10-13 01:00:35,770 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-10-13 01:00:35,772 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-10-13 01:00:35,775 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-10-13 01:00:35,777 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-10-13 01:00:35,779 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-10-13 01:00:35,780 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-10-13 01:00:35,782 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-10-13 01:00:35,783 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-10-13 01:00:35,784 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-10-13 01:00:35,786 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-10-13 01:00:35,788 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-10-13 01:00:35,790 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-10-13 01:00:35,791 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-10-13 01:00:35,794 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-10-13 01:00:35,799 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-10-13 01:00:35,808 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-10-13 01:00:35,813 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-10-13 01:00:35,814 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-10-13 01:00:35,816 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-10-13 01:00:35,826 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-10-13 01:00:35,826 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-10-13 01:00:35,827 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-10-13 01:00:35,828 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-10-13 01:00:35,830 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-10-13 01:00:35,832 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-10-13 01:00:35,833 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-10-13 01:00:35,834 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-10-13 01:00:35,836 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-10-13 01:00:35,838 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-10-13 01:00:35,840 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-10-13 01:00:35,841 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-10-13 01:00:35,842 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-10-13 01:00:35,842 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-10-13 01:00:35,843 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-10-13 01:00:35,844 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-10-13 01:00:35,845 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-10-13 01:00:35,846 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d5eca263-5647-47cd-9082-171c8b405b29/bin/uautomizer-WNIpwEf4Nt/config/svcomp-Reach-32bit-Automizer_Default.epf [2021-10-13 01:00:35,898 INFO L113 SettingsManager]: Loading preferences was successful [2021-10-13 01:00:35,898 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-10-13 01:00:35,899 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2021-10-13 01:00:35,899 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2021-10-13 01:00:35,907 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-10-13 01:00:35,908 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-10-13 01:00:35,908 INFO L138 SettingsManager]: * Use SBE=true [2021-10-13 01:00:35,908 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-10-13 01:00:35,908 INFO L138 SettingsManager]: * sizeof long=4 [2021-10-13 01:00:35,909 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-10-13 01:00:35,910 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-10-13 01:00:35,910 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-10-13 01:00:35,910 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-10-13 01:00:35,910 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-10-13 01:00:35,911 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-10-13 01:00:35,911 INFO L138 SettingsManager]: * sizeof long double=12 [2021-10-13 01:00:35,911 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-10-13 01:00:35,911 INFO L138 SettingsManager]: * Use constant arrays=true [2021-10-13 01:00:35,912 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-10-13 01:00:35,912 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-10-13 01:00:35,912 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-10-13 01:00:35,912 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-10-13 01:00:35,913 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-10-13 01:00:35,913 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-10-13 01:00:35,913 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-10-13 01:00:35,914 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-10-13 01:00:35,914 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2021-10-13 01:00:35,914 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-10-13 01:00:35,914 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-10-13 01:00:35,916 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-10-13 01:00:35,916 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_d5eca263-5647-47cd-9082-171c8b405b29/bin/uautomizer-WNIpwEf4Nt/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d5eca263-5647-47cd-9082-171c8b405b29/bin/uautomizer-WNIpwEf4Nt Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> abdaf7d039f72f53757ac3024ed39e407d16dbdb [2021-10-13 01:00:36,260 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-10-13 01:00:36,301 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-10-13 01:00:36,305 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-10-13 01:00:36,306 INFO L271 PluginConnector]: Initializing CDTParser... [2021-10-13 01:00:36,307 INFO L275 PluginConnector]: CDTParser initialized [2021-10-13 01:00:36,308 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d5eca263-5647-47cd-9082-171c8b405b29/bin/uautomizer-WNIpwEf4Nt/../../sv-benchmarks/c/product-lines/minepump_spec1_product17.cil.c [2021-10-13 01:00:36,394 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d5eca263-5647-47cd-9082-171c8b405b29/bin/uautomizer-WNIpwEf4Nt/data/eae000b56/78eea36b4e904d319552f6936767d2bb/FLAGb24dcb44e [2021-10-13 01:00:37,062 INFO L306 CDTParser]: Found 1 translation units. [2021-10-13 01:00:37,068 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d5eca263-5647-47cd-9082-171c8b405b29/sv-benchmarks/c/product-lines/minepump_spec1_product17.cil.c [2021-10-13 01:00:37,080 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d5eca263-5647-47cd-9082-171c8b405b29/bin/uautomizer-WNIpwEf4Nt/data/eae000b56/78eea36b4e904d319552f6936767d2bb/FLAGb24dcb44e [2021-10-13 01:00:37,368 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d5eca263-5647-47cd-9082-171c8b405b29/bin/uautomizer-WNIpwEf4Nt/data/eae000b56/78eea36b4e904d319552f6936767d2bb [2021-10-13 01:00:37,371 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-10-13 01:00:37,373 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-10-13 01:00:37,375 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-10-13 01:00:37,375 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-10-13 01:00:37,379 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-10-13 01:00:37,380 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.10 01:00:37" (1/1) ... [2021-10-13 01:00:37,382 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@6d6a6eac and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 01:00:37, skipping insertion in model container [2021-10-13 01:00:37,382 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.10 01:00:37" (1/1) ... [2021-10-13 01:00:37,390 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-10-13 01:00:37,451 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-10-13 01:00:37,789 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_d5eca263-5647-47cd-9082-171c8b405b29/sv-benchmarks/c/product-lines/minepump_spec1_product17.cil.c[12699,12712] [2021-10-13 01:00:37,820 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-10-13 01:00:37,830 INFO L203 MainTranslator]: Completed pre-run [2021-10-13 01:00:37,899 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_d5eca263-5647-47cd-9082-171c8b405b29/sv-benchmarks/c/product-lines/minepump_spec1_product17.cil.c[12699,12712] [2021-10-13 01:00:37,936 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-10-13 01:00:37,970 INFO L208 MainTranslator]: Completed translation [2021-10-13 01:00:37,971 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 01:00:37 WrapperNode [2021-10-13 01:00:37,972 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-10-13 01:00:37,974 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-10-13 01:00:37,975 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-10-13 01:00:37,975 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-10-13 01:00:37,983 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 01:00:37" (1/1) ... [2021-10-13 01:00:38,020 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 01:00:37" (1/1) ... [2021-10-13 01:00:38,075 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-10-13 01:00:38,076 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-10-13 01:00:38,076 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-10-13 01:00:38,076 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-10-13 01:00:38,086 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 01:00:37" (1/1) ... [2021-10-13 01:00:38,086 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 01:00:37" (1/1) ... [2021-10-13 01:00:38,091 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 01:00:37" (1/1) ... [2021-10-13 01:00:38,091 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 01:00:37" (1/1) ... [2021-10-13 01:00:38,102 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 01:00:37" (1/1) ... [2021-10-13 01:00:38,108 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 01:00:37" (1/1) ... [2021-10-13 01:00:38,111 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 01:00:37" (1/1) ... [2021-10-13 01:00:38,115 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-10-13 01:00:38,116 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-10-13 01:00:38,117 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-10-13 01:00:38,117 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-10-13 01:00:38,118 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 01:00:37" (1/1) ... [2021-10-13 01:00:38,127 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-10-13 01:00:38,142 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d5eca263-5647-47cd-9082-171c8b405b29/bin/uautomizer-WNIpwEf4Nt/z3 [2021-10-13 01:00:38,163 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d5eca263-5647-47cd-9082-171c8b405b29/bin/uautomizer-WNIpwEf4Nt/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2021-10-13 01:00:38,204 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d5eca263-5647-47cd-9082-171c8b405b29/bin/uautomizer-WNIpwEf4Nt/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2021-10-13 01:00:38,231 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-10-13 01:00:38,231 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-10-13 01:00:38,233 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-10-13 01:00:38,233 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-10-13 01:00:39,092 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-10-13 01:00:39,093 INFO L299 CfgBuilder]: Removed 96 assume(true) statements. [2021-10-13 01:00:39,096 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.10 01:00:39 BoogieIcfgContainer [2021-10-13 01:00:39,096 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-10-13 01:00:39,098 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2021-10-13 01:00:39,098 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2021-10-13 01:00:39,102 INFO L275 PluginConnector]: TraceAbstraction initialized [2021-10-13 01:00:39,103 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 13.10 01:00:37" (1/3) ... [2021-10-13 01:00:39,103 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@c923c6b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 13.10 01:00:39, skipping insertion in model container [2021-10-13 01:00:39,104 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 01:00:37" (2/3) ... [2021-10-13 01:00:39,104 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@c923c6b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 13.10 01:00:39, skipping insertion in model container [2021-10-13 01:00:39,104 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.10 01:00:39" (3/3) ... [2021-10-13 01:00:39,106 INFO L111 eAbstractionObserver]: Analyzing ICFG minepump_spec1_product17.cil.c [2021-10-13 01:00:39,112 INFO L204 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2021-10-13 01:00:39,112 INFO L163 ceAbstractionStarter]: Applying trace abstraction to program that has 3 error locations. [2021-10-13 01:00:39,166 INFO L338 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2021-10-13 01:00:39,173 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, mConcurrency=FINITE_AUTOMATA, 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 [2021-10-13 01:00:39,173 INFO L340 AbstractCegarLoop]: Starting to check reachability of 3 error locations. [2021-10-13 01:00:39,191 INFO L276 IsEmpty]: Start isEmpty. Operand has 75 states, 71 states have (on average 1.5633802816901408) internal successors, (111), 74 states have internal predecessors, (111), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-13 01:00:39,197 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-10-13 01:00:39,197 INFO L504 BasicCegarLoop]: Found error trace [2021-10-13 01:00:39,198 INFO L512 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-10-13 01:00:39,199 INFO L402 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION] === [2021-10-13 01:00:39,205 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-13 01:00:39,205 INFO L82 PathProgramCache]: Analyzing trace with hash -695057112, now seen corresponding path program 1 times [2021-10-13 01:00:39,216 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-13 01:00:39,217 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1059019442] [2021-10-13 01:00:39,217 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-13 01:00:39,218 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-13 01:00:39,381 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-13 01:00:39,483 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-13 01:00:39,484 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-10-13 01:00:39,484 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1059019442] [2021-10-13 01:00:39,485 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1059019442] provided 1 perfect and 0 imperfect interpolant sequences [2021-10-13 01:00:39,486 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-10-13 01:00:39,486 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2021-10-13 01:00:39,488 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [677523428] [2021-10-13 01:00:39,493 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2021-10-13 01:00:39,494 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-10-13 01:00:39,507 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2021-10-13 01:00:39,508 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2021-10-13 01:00:39,511 INFO L87 Difference]: Start difference. First operand has 75 states, 71 states have (on average 1.5633802816901408) internal successors, (111), 74 states have internal predecessors, (111), 0 states have call successors, (0), 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 8.0) internal successors, (16), 2 states have internal predecessors, (16), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-13 01:00:39,537 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-13 01:00:39,537 INFO L93 Difference]: Finished difference Result 144 states and 215 transitions. [2021-10-13 01:00:39,537 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-10-13 01:00:39,539 INFO L78 Accepts]: Start accepts. Automaton has has 2 states, 2 states have (on average 8.0) internal successors, (16), 2 states have internal predecessors, (16), 0 states have call successors, (0), 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 16 [2021-10-13 01:00:39,539 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-13 01:00:39,551 INFO L225 Difference]: With dead ends: 144 [2021-10-13 01:00:39,552 INFO L226 Difference]: Without dead ends: 71 [2021-10-13 01:00:39,555 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 [2021-10-13 01:00:39,573 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 71 states. [2021-10-13 01:00:39,593 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 71 to 71. [2021-10-13 01:00:39,595 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 71 states, 68 states have (on average 1.4558823529411764) internal successors, (99), 70 states have internal predecessors, (99), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-13 01:00:39,597 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 71 states to 71 states and 99 transitions. [2021-10-13 01:00:39,599 INFO L78 Accepts]: Start accepts. Automaton has 71 states and 99 transitions. Word has length 16 [2021-10-13 01:00:39,600 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-13 01:00:39,600 INFO L470 AbstractCegarLoop]: Abstraction has 71 states and 99 transitions. [2021-10-13 01:00:39,600 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 8.0) internal successors, (16), 2 states have internal predecessors, (16), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-13 01:00:39,601 INFO L276 IsEmpty]: Start isEmpty. Operand 71 states and 99 transitions. [2021-10-13 01:00:39,602 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2021-10-13 01:00:39,602 INFO L504 BasicCegarLoop]: Found error trace [2021-10-13 01:00:39,602 INFO L512 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-10-13 01:00:39,603 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2021-10-13 01:00:39,603 INFO L402 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION] === [2021-10-13 01:00:39,604 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-13 01:00:39,605 INFO L82 PathProgramCache]: Analyzing trace with hash -1741814009, now seen corresponding path program 1 times [2021-10-13 01:00:39,605 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-13 01:00:39,605 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1386764515] [2021-10-13 01:00:39,606 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-13 01:00:39,606 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-13 01:00:39,656 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-13 01:00:39,741 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-13 01:00:39,741 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-10-13 01:00:39,741 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1386764515] [2021-10-13 01:00:39,742 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1386764515] provided 1 perfect and 0 imperfect interpolant sequences [2021-10-13 01:00:39,742 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-10-13 01:00:39,742 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-10-13 01:00:39,743 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1424969142] [2021-10-13 01:00:39,744 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2021-10-13 01:00:39,744 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-10-13 01:00:39,745 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-10-13 01:00:39,746 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-10-13 01:00:39,746 INFO L87 Difference]: Start difference. First operand 71 states and 99 transitions. Second operand has 3 states, 3 states have (on average 5.666666666666667) internal successors, (17), 3 states have internal predecessors, (17), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-13 01:00:39,770 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-13 01:00:39,771 INFO L93 Difference]: Finished difference Result 71 states and 99 transitions. [2021-10-13 01:00:39,778 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-10-13 01:00:39,778 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 5.666666666666667) internal successors, (17), 3 states have internal predecessors, (17), 0 states have call successors, (0), 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 17 [2021-10-13 01:00:39,778 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-13 01:00:39,779 INFO L225 Difference]: With dead ends: 71 [2021-10-13 01:00:39,781 INFO L226 Difference]: Without dead ends: 33 [2021-10-13 01:00:39,782 INFO L781 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 8.2ms TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-10-13 01:00:39,783 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 33 states. [2021-10-13 01:00:39,788 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 33 to 33. [2021-10-13 01:00:39,790 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 33 states, 32 states have (on average 1.4375) internal successors, (46), 32 states have internal predecessors, (46), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-13 01:00:39,792 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 33 states to 33 states and 46 transitions. [2021-10-13 01:00:39,793 INFO L78 Accepts]: Start accepts. Automaton has 33 states and 46 transitions. Word has length 17 [2021-10-13 01:00:39,794 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-13 01:00:39,794 INFO L470 AbstractCegarLoop]: Abstraction has 33 states and 46 transitions. [2021-10-13 01:00:39,797 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 5.666666666666667) internal successors, (17), 3 states have internal predecessors, (17), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-13 01:00:39,797 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 46 transitions. [2021-10-13 01:00:39,798 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2021-10-13 01:00:39,799 INFO L504 BasicCegarLoop]: Found error trace [2021-10-13 01:00:39,799 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] [2021-10-13 01:00:39,799 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2021-10-13 01:00:39,800 INFO L402 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION] === [2021-10-13 01:00:39,801 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-13 01:00:39,802 INFO L82 PathProgramCache]: Analyzing trace with hash 379655789, now seen corresponding path program 1 times [2021-10-13 01:00:39,803 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-13 01:00:39,804 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [912962940] [2021-10-13 01:00:39,804 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-13 01:00:39,806 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-13 01:00:39,934 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-13 01:00:40,014 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-13 01:00:40,015 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-10-13 01:00:40,015 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [912962940] [2021-10-13 01:00:40,017 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [912962940] provided 1 perfect and 0 imperfect interpolant sequences [2021-10-13 01:00:40,018 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-10-13 01:00:40,020 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2021-10-13 01:00:40,021 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [572561604] [2021-10-13 01:00:40,022 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2021-10-13 01:00:40,023 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-10-13 01:00:40,025 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-10-13 01:00:40,025 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-10-13 01:00:40,026 INFO L87 Difference]: Start difference. First operand 33 states and 46 transitions. Second operand has 3 states, 3 states have (on average 7.333333333333333) internal successors, (22), 2 states have internal predecessors, (22), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-13 01:00:40,039 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-13 01:00:40,042 INFO L93 Difference]: Finished difference Result 60 states and 86 transitions. [2021-10-13 01:00:40,044 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-10-13 01:00:40,044 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 7.333333333333333) internal successors, (22), 2 states have internal predecessors, (22), 0 states have call successors, (0), 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 22 [2021-10-13 01:00:40,045 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-13 01:00:40,045 INFO L225 Difference]: With dead ends: 60 [2021-10-13 01:00:40,046 INFO L226 Difference]: Without dead ends: 33 [2021-10-13 01:00:40,047 INFO L781 BasicCegarLoop]: 0 DeclaredPredicates, 2 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 3.2ms TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-10-13 01:00:40,048 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 33 states. [2021-10-13 01:00:40,051 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 33 to 33. [2021-10-13 01:00:40,054 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 33 states, 32 states have (on average 1.40625) internal successors, (45), 32 states have internal predecessors, (45), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-13 01:00:40,056 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 33 states to 33 states and 45 transitions. [2021-10-13 01:00:40,057 INFO L78 Accepts]: Start accepts. Automaton has 33 states and 45 transitions. Word has length 22 [2021-10-13 01:00:40,061 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-13 01:00:40,062 INFO L470 AbstractCegarLoop]: Abstraction has 33 states and 45 transitions. [2021-10-13 01:00:40,062 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 7.333333333333333) internal successors, (22), 2 states have internal predecessors, (22), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-13 01:00:40,062 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 45 transitions. [2021-10-13 01:00:40,063 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-10-13 01:00:40,064 INFO L504 BasicCegarLoop]: Found error trace [2021-10-13 01:00:40,064 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] [2021-10-13 01:00:40,064 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2021-10-13 01:00:40,065 INFO L402 AbstractCegarLoop]: === Iteration 4 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION] === [2021-10-13 01:00:40,065 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-13 01:00:40,066 INFO L82 PathProgramCache]: Analyzing trace with hash -2095114328, now seen corresponding path program 1 times [2021-10-13 01:00:40,066 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-13 01:00:40,067 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [232895177] [2021-10-13 01:00:40,067 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-13 01:00:40,067 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-13 01:00:40,108 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-13 01:00:40,171 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-13 01:00:40,172 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-10-13 01:00:40,172 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [232895177] [2021-10-13 01:00:40,172 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [232895177] provided 1 perfect and 0 imperfect interpolant sequences [2021-10-13 01:00:40,173 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-10-13 01:00:40,173 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2021-10-13 01:00:40,173 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [517769388] [2021-10-13 01:00:40,174 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2021-10-13 01:00:40,174 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-10-13 01:00:40,174 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2021-10-13 01:00:40,175 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2021-10-13 01:00:40,175 INFO L87 Difference]: Start difference. First operand 33 states and 45 transitions. Second operand has 5 states, 5 states have (on average 4.6) internal successors, (23), 4 states have internal predecessors, (23), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-13 01:00:40,244 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-13 01:00:40,244 INFO L93 Difference]: Finished difference Result 151 states and 223 transitions. [2021-10-13 01:00:40,245 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-10-13 01:00:40,245 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 4.6) internal successors, (23), 4 states have internal predecessors, (23), 0 states have call successors, (0), 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 23 [2021-10-13 01:00:40,245 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-13 01:00:40,247 INFO L225 Difference]: With dead ends: 151 [2021-10-13 01:00:40,247 INFO L226 Difference]: Without dead ends: 124 [2021-10-13 01:00:40,248 INFO L781 BasicCegarLoop]: 0 DeclaredPredicates, 8 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 5 ImplicationChecksByTransitivity, 35.0ms TimeCoverageRelationStatistics Valid=27, Invalid=45, Unknown=0, NotChecked=0, Total=72 [2021-10-13 01:00:40,248 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 124 states. [2021-10-13 01:00:40,256 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 124 to 56. [2021-10-13 01:00:40,257 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 56 states, 55 states have (on average 1.4181818181818182) internal successors, (78), 55 states have internal predecessors, (78), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-13 01:00:40,258 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 56 states and 78 transitions. [2021-10-13 01:00:40,258 INFO L78 Accepts]: Start accepts. Automaton has 56 states and 78 transitions. Word has length 23 [2021-10-13 01:00:40,258 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-13 01:00:40,259 INFO L470 AbstractCegarLoop]: Abstraction has 56 states and 78 transitions. [2021-10-13 01:00:40,259 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 4.6) internal successors, (23), 4 states have internal predecessors, (23), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-13 01:00:40,259 INFO L276 IsEmpty]: Start isEmpty. Operand 56 states and 78 transitions. [2021-10-13 01:00:40,260 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2021-10-13 01:00:40,260 INFO L504 BasicCegarLoop]: Found error trace [2021-10-13 01:00:40,260 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] [2021-10-13 01:00:40,261 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2021-10-13 01:00:40,261 INFO L402 AbstractCegarLoop]: === Iteration 5 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION] === [2021-10-13 01:00:40,262 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-13 01:00:40,262 INFO L82 PathProgramCache]: Analyzing trace with hash -142255950, now seen corresponding path program 1 times [2021-10-13 01:00:40,262 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-13 01:00:40,262 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [995559143] [2021-10-13 01:00:40,262 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-13 01:00:40,263 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-13 01:00:40,287 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-13 01:00:40,381 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-13 01:00:40,382 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-10-13 01:00:40,382 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [995559143] [2021-10-13 01:00:40,382 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [995559143] provided 1 perfect and 0 imperfect interpolant sequences [2021-10-13 01:00:40,383 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-10-13 01:00:40,383 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2021-10-13 01:00:40,383 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [243091934] [2021-10-13 01:00:40,384 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2021-10-13 01:00:40,384 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-10-13 01:00:40,385 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2021-10-13 01:00:40,385 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2021-10-13 01:00:40,386 INFO L87 Difference]: Start difference. First operand 56 states and 78 transitions. Second operand has 5 states, 5 states have (on average 4.8) internal successors, (24), 4 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) [2021-10-13 01:00:40,469 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-13 01:00:40,470 INFO L93 Difference]: Finished difference Result 148 states and 215 transitions. [2021-10-13 01:00:40,470 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-10-13 01:00:40,470 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 4.8) internal successors, (24), 4 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 [2021-10-13 01:00:40,471 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-13 01:00:40,471 INFO L225 Difference]: With dead ends: 148 [2021-10-13 01:00:40,471 INFO L226 Difference]: Without dead ends: 0 [2021-10-13 01:00:40,472 INFO L781 BasicCegarLoop]: 0 DeclaredPredicates, 6 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 24.3ms TimeCoverageRelationStatistics Valid=17, Invalid=25, Unknown=0, NotChecked=0, Total=42 [2021-10-13 01:00:40,472 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2021-10-13 01:00:40,473 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2021-10-13 01:00:40,479 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) [2021-10-13 01:00:40,480 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2021-10-13 01:00:40,480 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 24 [2021-10-13 01:00:40,480 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-13 01:00:40,480 INFO L470 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2021-10-13 01:00:40,481 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 4.8) internal successors, (24), 4 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) [2021-10-13 01:00:40,481 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2021-10-13 01:00:40,481 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2021-10-13 01:00:40,484 INFO L764 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION [2021-10-13 01:00:40,485 INFO L764 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION [2021-10-13 01:00:40,485 INFO L764 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION [2021-10-13 01:00:40,485 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2021-10-13 01:00:40,488 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2021-10-13 01:00:40,493 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-13 01:00:40,524 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-13 01:00:40,525 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-13 01:00:40,527 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-13 01:00:40,554 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-13 01:00:40,555 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-13 01:00:40,562 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-13 01:00:40,563 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-13 01:00:40,564 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-13 01:00:40,565 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-13 01:00:40,566 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-13 01:00:40,566 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-13 01:00:40,581 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-13 01:00:40,582 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-13 01:00:40,590 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-13 01:00:40,592 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-13 01:00:40,593 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-13 01:00:40,610 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-13 01:00:40,611 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-13 01:00:40,616 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-13 01:00:40,621 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-13 01:00:40,622 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-13 01:00:40,622 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-13 01:00:40,625 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-13 01:00:40,626 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-13 01:00:40,639 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-13 01:00:40,640 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-13 01:00:40,644 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-13 01:00:40,645 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-13 01:00:40,646 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-13 01:00:40,827 INFO L857 garLoopResultBuilder]: For program point ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION(line 545) no Hoare annotation was computed. [2021-10-13 01:00:40,827 INFO L857 garLoopResultBuilder]: For program point L696(lines 696 700) no Hoare annotation was computed. [2021-10-13 01:00:40,827 INFO L857 garLoopResultBuilder]: For program point L696-2(lines 696 700) no Hoare annotation was computed. [2021-10-13 01:00:40,828 INFO L857 garLoopResultBuilder]: For program point L696-3(lines 696 700) no Hoare annotation was computed. [2021-10-13 01:00:40,828 INFO L857 garLoopResultBuilder]: For program point L696-5(lines 696 700) no Hoare annotation was computed. [2021-10-13 01:00:40,828 INFO L857 garLoopResultBuilder]: For program point L696-6(lines 696 700) no Hoare annotation was computed. [2021-10-13 01:00:40,828 INFO L857 garLoopResultBuilder]: For program point L696-8(lines 696 700) no Hoare annotation was computed. [2021-10-13 01:00:40,828 INFO L853 garLoopResultBuilder]: At program point L647(lines 642 650) the Hoare annotation is: (and (= ULTIMATE.start_test_~splverifierCounter~0 0) (= ~pumpRunning~0 0) (= |ULTIMATE.start_isPumpRunning_#res| 0) (= 1 ~systemActive~0)) [2021-10-13 01:00:40,829 INFO L853 garLoopResultBuilder]: At program point L647-1(lines 642 650) the Hoare annotation is: false [2021-10-13 01:00:40,829 INFO L853 garLoopResultBuilder]: At program point L647-2(lines 642 650) the Hoare annotation is: false [2021-10-13 01:00:40,829 INFO L853 garLoopResultBuilder]: At program point L449-2(lines 449 463) the Hoare annotation is: false [2021-10-13 01:00:40,829 INFO L857 garLoopResultBuilder]: For program point ULTIMATE.startENTRY(line -1) no Hoare annotation was computed. [2021-10-13 01:00:40,829 INFO L857 garLoopResultBuilder]: For program point L598(lines 598 606) no Hoare annotation was computed. [2021-10-13 01:00:40,829 INFO L857 garLoopResultBuilder]: For program point L53(lines 53 66) no Hoare annotation was computed. [2021-10-13 01:00:40,830 INFO L857 garLoopResultBuilder]: For program point L598-1(lines 598 606) no Hoare annotation was computed. [2021-10-13 01:00:40,830 INFO L853 garLoopResultBuilder]: At program point L53-1(lines 1 895) the Hoare annotation is: (and (= ULTIMATE.start_test_~splverifierCounter~0 0) (= ~pumpRunning~0 0) (= 1 ~systemActive~0)) [2021-10-13 01:00:40,830 INFO L857 garLoopResultBuilder]: For program point L598-2(lines 598 606) no Hoare annotation was computed. [2021-10-13 01:00:40,830 INFO L857 garLoopResultBuilder]: For program point L53-2(lines 53 66) no Hoare annotation was computed. [2021-10-13 01:00:40,830 INFO L853 garLoopResultBuilder]: At program point L53-3(lines 1 895) the Hoare annotation is: false [2021-10-13 01:00:40,831 INFO L857 garLoopResultBuilder]: For program point L53-4(lines 53 66) no Hoare annotation was computed. [2021-10-13 01:00:40,831 INFO L853 garLoopResultBuilder]: At program point L53-5(lines 1 895) the Hoare annotation is: false [2021-10-13 01:00:40,831 INFO L857 garLoopResultBuilder]: For program point L714(lines 714 718) no Hoare annotation was computed. [2021-10-13 01:00:40,831 INFO L857 garLoopResultBuilder]: For program point L714-3(lines 714 718) no Hoare annotation was computed. [2021-10-13 01:00:40,831 INFO L857 garLoopResultBuilder]: For program point L714-6(lines 714 718) no Hoare annotation was computed. [2021-10-13 01:00:40,831 INFO L857 garLoopResultBuilder]: For program point L450(line 450) no Hoare annotation was computed. [2021-10-13 01:00:40,832 INFO L853 garLoopResultBuilder]: At program point L500(lines 496 502) the Hoare annotation is: (and (= ~pumpRunning~0 0) (= ~methaneLevelCritical~0 0) (= 1 ~systemActive~0)) [2021-10-13 01:00:40,832 INFO L857 garLoopResultBuilder]: For program point L453(lines 453 457) no Hoare annotation was computed. [2021-10-13 01:00:40,832 INFO L857 garLoopResultBuilder]: For program point L453-1(lines 562 568) no Hoare annotation was computed. [2021-10-13 01:00:40,832 INFO L853 garLoopResultBuilder]: At program point L569(lines 569 575) the Hoare annotation is: (and (= ULTIMATE.start_test_~splverifierCounter~0 0) (= ~pumpRunning~0 0) (= 1 ~systemActive~0)) [2021-10-13 01:00:40,832 INFO L857 garLoopResultBuilder]: For program point L57(lines 57 63) no Hoare annotation was computed. [2021-10-13 01:00:40,832 INFO L853 garLoopResultBuilder]: At program point L569-1(lines 569 575) the Hoare annotation is: false [2021-10-13 01:00:40,833 INFO L860 garLoopResultBuilder]: At program point L536(lines 517 539) the Hoare annotation is: true [2021-10-13 01:00:40,833 INFO L857 garLoopResultBuilder]: For program point L57-2(lines 57 63) no Hoare annotation was computed. [2021-10-13 01:00:40,833 INFO L853 garLoopResultBuilder]: At program point L569-2(lines 569 575) the Hoare annotation is: false [2021-10-13 01:00:40,833 INFO L857 garLoopResultBuilder]: For program point L57-4(lines 57 63) no Hoare annotation was computed. [2021-10-13 01:00:40,833 INFO L857 garLoopResultBuilder]: For program point L817(lines 817 823) no Hoare annotation was computed. [2021-10-13 01:00:40,833 INFO L853 garLoopResultBuilder]: At program point L817-1(lines 817 823) the Hoare annotation is: (and (= ULTIMATE.start_test_~splverifierCounter~0 0) (= ~pumpRunning~0 0) (= 1 ~systemActive~0)) [2021-10-13 01:00:40,834 INFO L853 garLoopResultBuilder]: At program point L751(lines 746 754) the Hoare annotation is: (and (= ULTIMATE.start_test_~splverifierCounter~0 0) (= ~pumpRunning~0 0) (= 1 ~systemActive~0)) [2021-10-13 01:00:40,834 INFO L853 garLoopResultBuilder]: At program point L751-1(lines 746 754) the Hoare annotation is: false [2021-10-13 01:00:40,834 INFO L853 garLoopResultBuilder]: At program point L751-2(lines 746 754) the Hoare annotation is: false [2021-10-13 01:00:40,834 INFO L857 garLoopResultBuilder]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2021-10-13 01:00:40,834 INFO L853 garLoopResultBuilder]: At program point L702(lines 687 705) the Hoare annotation is: false [2021-10-13 01:00:40,835 INFO L853 garLoopResultBuilder]: At program point L702-1(lines 687 705) the Hoare annotation is: false [2021-10-13 01:00:40,835 INFO L853 garLoopResultBuilder]: At program point L702-2(lines 687 705) the Hoare annotation is: false [2021-10-13 01:00:40,835 INFO L853 garLoopResultBuilder]: At program point L884(lines 1 895) the Hoare annotation is: (and (= ~pumpRunning~0 0) (= ~methaneLevelCritical~0 0) (= 1 ~systemActive~0)) [2021-10-13 01:00:40,835 INFO L857 garLoopResultBuilder]: For program point ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION(line 545) no Hoare annotation was computed. [2021-10-13 01:00:40,835 INFO L853 garLoopResultBuilder]: At program point L853(lines 806 854) the Hoare annotation is: false [2021-10-13 01:00:40,836 INFO L857 garLoopResultBuilder]: For program point L837(lines 837 848) no Hoare annotation was computed. [2021-10-13 01:00:40,836 INFO L857 garLoopResultBuilder]: For program point L738(lines 738 742) no Hoare annotation was computed. [2021-10-13 01:00:40,836 INFO L857 garLoopResultBuilder]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2021-10-13 01:00:40,836 INFO L857 garLoopResultBuilder]: For program point L527(lines 527 534) no Hoare annotation was computed. [2021-10-13 01:00:40,836 INFO L860 garLoopResultBuilder]: At program point L527-1(lines 527 534) the Hoare annotation is: true [2021-10-13 01:00:40,836 INFO L857 garLoopResultBuilder]: For program point L808(lines 807 852) no Hoare annotation was computed. [2021-10-13 01:00:40,836 INFO L857 garLoopResultBuilder]: For program point L-1(line -1) no Hoare annotation was computed. [2021-10-13 01:00:40,837 INFO L853 garLoopResultBuilder]: At program point L792(lines 787 795) the Hoare annotation is: false [2021-10-13 01:00:40,837 INFO L857 garLoopResultBuilder]: For program point ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION(line 545) no Hoare annotation was computed. [2021-10-13 01:00:40,837 INFO L853 garLoopResultBuilder]: At program point L792-1(lines 787 795) the Hoare annotation is: false [2021-10-13 01:00:40,837 INFO L857 garLoopResultBuilder]: For program point L726(lines 726 730) no Hoare annotation was computed. [2021-10-13 01:00:40,837 INFO L853 garLoopResultBuilder]: At program point L792-2(lines 787 795) the Hoare annotation is: false [2021-10-13 01:00:40,838 INFO L857 garLoopResultBuilder]: For program point L594(lines 594 611) no Hoare annotation was computed. [2021-10-13 01:00:40,838 INFO L857 garLoopResultBuilder]: For program point L594-1(lines 594 611) no Hoare annotation was computed. [2021-10-13 01:00:40,838 INFO L857 garLoopResultBuilder]: For program point L594-2(lines 594 611) no Hoare annotation was computed. [2021-10-13 01:00:40,838 INFO L857 garLoopResultBuilder]: For program point L809(lines 809 813) no Hoare annotation was computed. [2021-10-13 01:00:40,838 INFO L857 garLoopResultBuilder]: For program point L545(line 545) no Hoare annotation was computed. [2021-10-13 01:00:40,838 INFO L857 garLoopResultBuilder]: For program point L545-1(line 545) no Hoare annotation was computed. [2021-10-13 01:00:40,839 INFO L857 garLoopResultBuilder]: For program point L545-2(line 545) no Hoare annotation was computed. [2021-10-13 01:00:40,839 INFO L853 garLoopResultBuilder]: At program point L892(lines 887 895) the Hoare annotation is: (and (= ~pumpRunning~0 0) (= ~methaneLevelCritical~0 0) (= 1 ~systemActive~0)) [2021-10-13 01:00:40,839 INFO L853 garLoopResultBuilder]: At program point L562(lines 561 580) the Hoare annotation is: (and (= ULTIMATE.start_test_~splverifierCounter~0 0) (= ~pumpRunning~0 0) (= 1 ~systemActive~0)) [2021-10-13 01:00:40,839 INFO L857 garLoopResultBuilder]: For program point L562-1(lines 562 568) no Hoare annotation was computed. [2021-10-13 01:00:40,839 INFO L853 garLoopResultBuilder]: At program point L562-2(lines 561 580) the Hoare annotation is: false [2021-10-13 01:00:40,840 INFO L853 garLoopResultBuilder]: At program point L562-3(lines 561 580) the Hoare annotation is: false [2021-10-13 01:00:40,840 INFO L857 garLoopResultBuilder]: For program point L843(lines 843 847) no Hoare annotation was computed. [2021-10-13 01:00:40,840 INFO L857 garLoopResultBuilder]: For program point L843-2(lines 562 568) no Hoare annotation was computed. [2021-10-13 01:00:40,840 INFO L857 garLoopResultBuilder]: For program point L827(lines 827 833) no Hoare annotation was computed. [2021-10-13 01:00:40,840 INFO L853 garLoopResultBuilder]: At program point L827-1(lines 827 833) the Hoare annotation is: (and (= ULTIMATE.start_test_~splverifierCounter~0 0) (= ~pumpRunning~0 0) (= 1 ~systemActive~0)) [2021-10-13 01:00:40,856 INFO L179 ceAbstractionStarter]: Computing trace abstraction results [2021-10-13 01:00:40,890 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 13.10 01:00:40 BoogieIcfgContainer [2021-10-13 01:00:40,890 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2021-10-13 01:00:40,891 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2021-10-13 01:00:40,891 INFO L271 PluginConnector]: Initializing Witness Printer... [2021-10-13 01:00:40,891 INFO L275 PluginConnector]: Witness Printer initialized [2021-10-13 01:00:40,892 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.10 01:00:39" (3/4) ... [2021-10-13 01:00:40,895 INFO L137 WitnessPrinter]: Generating witness for correct program [2021-10-13 01:00:40,925 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 41 nodes and edges [2021-10-13 01:00:40,939 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 21 nodes and edges [2021-10-13 01:00:40,949 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 10 nodes and edges [2021-10-13 01:00:40,950 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 5 nodes and edges [2021-10-13 01:00:40,951 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 2 nodes and edges [2021-10-13 01:00:40,952 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2021-10-13 01:00:40,952 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2021-10-13 01:00:40,983 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((splverifierCounter == 0 && pumpRunning == 0) && \result == 0) && 1 == systemActive [2021-10-13 01:00:41,116 INFO L141 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d5eca263-5647-47cd-9082-171c8b405b29/bin/uautomizer-WNIpwEf4Nt/witness.graphml [2021-10-13 01:00:41,122 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2021-10-13 01:00:41,124 INFO L168 Benchmark]: Toolchain (without parser) took 3750.66 ms. Allocated memory was 117.4 MB in the beginning and 174.1 MB in the end (delta: 56.6 MB). Free memory was 86.1 MB in the beginning and 85.8 MB in the end (delta: 300.7 kB). Peak memory consumption was 54.5 MB. Max. memory is 16.1 GB. [2021-10-13 01:00:41,125 INFO L168 Benchmark]: CDTParser took 0.31 ms. Allocated memory is still 117.4 MB. Free memory is still 70.5 MB. There was no memory consumed. Max. memory is 16.1 GB. [2021-10-13 01:00:41,126 INFO L168 Benchmark]: CACSL2BoogieTranslator took 598.36 ms. Allocated memory is still 117.4 MB. Free memory was 85.8 MB in the beginning and 83.2 MB in the end (delta: 2.6 MB). Peak memory consumption was 10.5 MB. Max. memory is 16.1 GB. [2021-10-13 01:00:41,129 INFO L168 Benchmark]: Boogie Procedure Inliner took 101.11 ms. Allocated memory is still 117.4 MB. Free memory was 83.2 MB in the beginning and 80.3 MB in the end (delta: 2.9 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. [2021-10-13 01:00:41,129 INFO L168 Benchmark]: Boogie Preprocessor took 40.18 ms. Allocated memory is still 117.4 MB. Free memory was 80.3 MB in the beginning and 78.2 MB in the end (delta: 2.1 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. [2021-10-13 01:00:41,130 INFO L168 Benchmark]: RCFGBuilder took 979.72 ms. Allocated memory was 117.4 MB in the beginning and 174.1 MB in the end (delta: 56.6 MB). Free memory was 78.2 MB in the beginning and 129.3 MB in the end (delta: -51.2 MB). Peak memory consumption was 30.9 MB. Max. memory is 16.1 GB. [2021-10-13 01:00:41,130 INFO L168 Benchmark]: TraceAbstraction took 1792.39 ms. Allocated memory is still 174.1 MB. Free memory was 129.3 MB in the beginning and 92.1 MB in the end (delta: 37.3 MB). Peak memory consumption was 34.9 MB. Max. memory is 16.1 GB. [2021-10-13 01:00:41,131 INFO L168 Benchmark]: Witness Printer took 231.62 ms. Allocated memory is still 174.1 MB. Free memory was 92.1 MB in the beginning and 85.8 MB in the end (delta: 6.3 MB). Peak memory consumption was 6.3 MB. Max. memory is 16.1 GB. [2021-10-13 01:00:41,134 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.31 ms. Allocated memory is still 117.4 MB. Free memory is still 70.5 MB. There was no memory consumed. Max. memory is 16.1 GB. * CACSL2BoogieTranslator took 598.36 ms. Allocated memory is still 117.4 MB. Free memory was 85.8 MB in the beginning and 83.2 MB in the end (delta: 2.6 MB). Peak memory consumption was 10.5 MB. Max. memory is 16.1 GB. * Boogie Procedure Inliner took 101.11 ms. Allocated memory is still 117.4 MB. Free memory was 83.2 MB in the beginning and 80.3 MB in the end (delta: 2.9 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. * Boogie Preprocessor took 40.18 ms. Allocated memory is still 117.4 MB. Free memory was 80.3 MB in the beginning and 78.2 MB in the end (delta: 2.1 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. * RCFGBuilder took 979.72 ms. Allocated memory was 117.4 MB in the beginning and 174.1 MB in the end (delta: 56.6 MB). Free memory was 78.2 MB in the beginning and 129.3 MB in the end (delta: -51.2 MB). Peak memory consumption was 30.9 MB. Max. memory is 16.1 GB. * TraceAbstraction took 1792.39 ms. Allocated memory is still 174.1 MB. Free memory was 129.3 MB in the beginning and 92.1 MB in the end (delta: 37.3 MB). Peak memory consumption was 34.9 MB. Max. memory is 16.1 GB. * Witness Printer took 231.62 ms. Allocated memory is still 174.1 MB. Free memory was 92.1 MB in the beginning and 85.8 MB in the end (delta: 6.3 MB). Peak memory consumption was 6.3 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: 545]: call to reach_error is unreachable For all program executions holds that call to reach_error is unreachable at this location - PositiveResult [Line: 545]: call to reach_error is unreachable For all program executions holds that call to reach_error is unreachable at this location - PositiveResult [Line: 545]: 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, 75 locations, 3 error locations. Started 1 CEGAR loops. OverallTime: 1692.2ms, OverallIterations: 5, TraceHistogramMax: 1, EmptinessCheckTime: 16.4ms, AutomataDifference: 283.4ms, DeadEndRemovalTime: 0.0ms, HoareAnnotationTime: 340.7ms, InitialAbstractionConstructionTime: 12.9ms, PartialOrderReductionTime: 0.0ms, HoareTripleCheckerStatistics: 311 SDtfs, 299 SDslu, 264 SDs, 0 SdLazy, 39 SolverSat, 8 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 46.9ms Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 21 GetRequests, 7 SyntacticMatches, 0 SemanticMatches, 14 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 5 ImplicationChecksByTransitivity, 70.9ms Time, 0.0ms BasicInterpolantAutomatonTime, BiggestAbstraction: size=75occurred in iteration=0, InterpolantAutomatonStates: 21, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0ms DumpTime, AutomataMinimizationStatistics: 65.3ms AutomataMinimizationTime, 5 MinimizatonAttempts, 68 StatesRemovedByMinimization, 1 NontrivialMinimizations, HoareAnnotationStatistics: 0.0ms HoareAnnotationTime, 30 LocationsWithAnnotation, 30 PreInvPairs, 65 NumberOfFragments, 123 HoareAnnotationTreeSize, 30 FomulaSimplifications, 921 FormulaSimplificationTreeSizeReduction, 154.3ms HoareSimplificationTime, 30 FomulaSimplificationsInter, 128 FormulaSimplificationTreeSizeReductionInter, 174.0ms HoareSimplificationTimeInter, RefinementEngineStatistics: TRACE_CHECK: 30.0ms SsaConstructionTime, 309.4ms SatisfiabilityAnalysisTime, 399.8ms InterpolantComputationTime, 102 NumberOfCodeBlocks, 102 NumberOfCodeBlocksAsserted, 5 NumberOfCheckSat, 97 ConstructedInterpolants, 0 QuantifiedInterpolants, 213 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 5 InterpolantComputations, 5 PerfectInterpolantSequences, 0/0 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: 569]: Loop Invariant Derived loop invariant: (splverifierCounter == 0 && pumpRunning == 0) && 1 == systemActive - InvariantResult [Line: 527]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 746]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 569]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 817]: Loop Invariant Derived loop invariant: (splverifierCounter == 0 && pumpRunning == 0) && 1 == systemActive - InvariantResult [Line: 746]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 806]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 687]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 569]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 787]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 1]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 561]: Loop Invariant Derived loop invariant: (splverifierCounter == 0 && pumpRunning == 0) && 1 == systemActive - InvariantResult [Line: 887]: Loop Invariant Derived loop invariant: (pumpRunning == 0 && methaneLevelCritical == 0) && 1 == systemActive - InvariantResult [Line: 496]: Loop Invariant Derived loop invariant: (pumpRunning == 0 && methaneLevelCritical == 0) && 1 == systemActive - InvariantResult [Line: 449]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 561]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 827]: Loop Invariant Derived loop invariant: (splverifierCounter == 0 && pumpRunning == 0) && 1 == systemActive - InvariantResult [Line: 1]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 746]: Loop Invariant Derived loop invariant: (splverifierCounter == 0 && pumpRunning == 0) && 1 == systemActive - InvariantResult [Line: 642]: Loop Invariant Derived loop invariant: ((splverifierCounter == 0 && pumpRunning == 0) && \result == 0) && 1 == systemActive - InvariantResult [Line: 642]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 687]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 1]: Loop Invariant Derived loop invariant: (pumpRunning == 0 && methaneLevelCritical == 0) && 1 == systemActive - InvariantResult [Line: 787]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 1]: Loop Invariant Derived loop invariant: (splverifierCounter == 0 && pumpRunning == 0) && 1 == systemActive - InvariantResult [Line: 687]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 642]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 787]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 561]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 517]: Loop Invariant Derived loop invariant: 1 RESULT: Ultimate proved your program to be correct! [2021-10-13 01:00:41,214 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d5eca263-5647-47cd-9082-171c8b405b29/bin/uautomizer-WNIpwEf4Nt/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Forceful destruction successful, exit code 0 Received shutdown request...