./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/product-lines/minepump_spec5_product55.cil.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version b2eff8ba Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_53629553-0575-42f9-82d1-fb6230d5ebe7/bin/uautomizer-GMMbpWq8iD/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_53629553-0575-42f9-82d1-fb6230d5ebe7/bin/uautomizer-GMMbpWq8iD/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_53629553-0575-42f9-82d1-fb6230d5ebe7/bin/uautomizer-GMMbpWq8iD/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_53629553-0575-42f9-82d1-fb6230d5ebe7/bin/uautomizer-GMMbpWq8iD/config/AutomizerReach.xml -i ../../sv-benchmarks/c/product-lines/minepump_spec5_product55.cil.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_53629553-0575-42f9-82d1-fb6230d5ebe7/bin/uautomizer-GMMbpWq8iD/config/svcomp-Reach-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_53629553-0575-42f9-82d1-fb6230d5ebe7/bin/uautomizer-GMMbpWq8iD --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 9e826f48819dedbf1a290c3ced69eb835c065ed69febc6d0054f416e73afcb1c ..................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... Execution finished normally Writing output log to file Ultimate.log Result: TRUE --- Real Ultimate output --- This is Ultimate 0.2.1-dev-b2eff8b [2021-10-28 23:03:10,777 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-10-28 23:03:10,779 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-10-28 23:03:10,816 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-10-28 23:03:10,817 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-10-28 23:03:10,823 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-10-28 23:03:10,827 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-10-28 23:03:10,831 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-10-28 23:03:10,835 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-10-28 23:03:10,842 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-10-28 23:03:10,843 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-10-28 23:03:10,845 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-10-28 23:03:10,846 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-10-28 23:03:10,849 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-10-28 23:03:10,851 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-10-28 23:03:10,854 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-10-28 23:03:10,856 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-10-28 23:03:10,857 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-10-28 23:03:10,862 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-10-28 23:03:10,871 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-10-28 23:03:10,874 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-10-28 23:03:10,875 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-10-28 23:03:10,878 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-10-28 23:03:10,880 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-10-28 23:03:10,889 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-10-28 23:03:10,889 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-10-28 23:03:10,890 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-10-28 23:03:10,892 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-10-28 23:03:10,893 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-10-28 23:03:10,895 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-10-28 23:03:10,895 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-10-28 23:03:10,896 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-10-28 23:03:10,898 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-10-28 23:03:10,899 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-10-28 23:03:10,901 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-10-28 23:03:10,902 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-10-28 23:03:10,902 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-10-28 23:03:10,903 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-10-28 23:03:10,903 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-10-28 23:03:10,904 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-10-28 23:03:10,905 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-10-28 23:03:10,906 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_53629553-0575-42f9-82d1-fb6230d5ebe7/bin/uautomizer-GMMbpWq8iD/config/svcomp-Reach-32bit-Automizer_Default.epf [2021-10-28 23:03:10,952 INFO L113 SettingsManager]: Loading preferences was successful [2021-10-28 23:03:10,952 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-10-28 23:03:10,953 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2021-10-28 23:03:10,953 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2021-10-28 23:03:10,954 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-10-28 23:03:10,955 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-10-28 23:03:10,955 INFO L138 SettingsManager]: * Use SBE=true [2021-10-28 23:03:10,955 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-10-28 23:03:10,955 INFO L138 SettingsManager]: * sizeof long=4 [2021-10-28 23:03:10,956 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-10-28 23:03:10,957 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-10-28 23:03:10,957 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-10-28 23:03:10,957 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-10-28 23:03:10,957 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-10-28 23:03:10,958 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-10-28 23:03:10,958 INFO L138 SettingsManager]: * sizeof long double=12 [2021-10-28 23:03:10,958 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-10-28 23:03:10,958 INFO L138 SettingsManager]: * Use constant arrays=true [2021-10-28 23:03:10,958 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-10-28 23:03:10,959 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-10-28 23:03:10,959 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-10-28 23:03:10,959 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-10-28 23:03:10,959 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-10-28 23:03:10,960 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-10-28 23:03:10,960 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-10-28 23:03:10,960 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-10-28 23:03:10,960 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2021-10-28 23:03:10,961 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-10-28 23:03:10,961 INFO L138 SettingsManager]: * Large block encoding in concurrent analysis=OFF [2021-10-28 23:03:10,962 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2021-10-28 23:03:10,963 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-10-28 23:03:10,963 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-10-28 23:03:10,963 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_53629553-0575-42f9-82d1-fb6230d5ebe7/bin/uautomizer-GMMbpWq8iD/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_53629553-0575-42f9-82d1-fb6230d5ebe7/bin/uautomizer-GMMbpWq8iD Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 9e826f48819dedbf1a290c3ced69eb835c065ed69febc6d0054f416e73afcb1c [2021-10-28 23:03:11,228 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-10-28 23:03:11,256 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-10-28 23:03:11,259 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-10-28 23:03:11,261 INFO L271 PluginConnector]: Initializing CDTParser... [2021-10-28 23:03:11,262 INFO L275 PluginConnector]: CDTParser initialized [2021-10-28 23:03:11,263 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_53629553-0575-42f9-82d1-fb6230d5ebe7/bin/uautomizer-GMMbpWq8iD/../../sv-benchmarks/c/product-lines/minepump_spec5_product55.cil.c [2021-10-28 23:03:11,343 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_53629553-0575-42f9-82d1-fb6230d5ebe7/bin/uautomizer-GMMbpWq8iD/data/e89686e6c/89d194745c404ee0a980ad7c8006b9dd/FLAGbaac2100a [2021-10-28 23:03:11,938 INFO L306 CDTParser]: Found 1 translation units. [2021-10-28 23:03:11,952 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_53629553-0575-42f9-82d1-fb6230d5ebe7/sv-benchmarks/c/product-lines/minepump_spec5_product55.cil.c [2021-10-28 23:03:11,978 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_53629553-0575-42f9-82d1-fb6230d5ebe7/bin/uautomizer-GMMbpWq8iD/data/e89686e6c/89d194745c404ee0a980ad7c8006b9dd/FLAGbaac2100a [2021-10-28 23:03:12,210 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_53629553-0575-42f9-82d1-fb6230d5ebe7/bin/uautomizer-GMMbpWq8iD/data/e89686e6c/89d194745c404ee0a980ad7c8006b9dd [2021-10-28 23:03:12,218 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-10-28 23:03:12,221 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-10-28 23:03:12,227 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-10-28 23:03:12,227 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-10-28 23:03:12,232 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-10-28 23:03:12,234 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 28.10 11:03:12" (1/1) ... [2021-10-28 23:03:12,236 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@216e96e7 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 11:03:12, skipping insertion in model container [2021-10-28 23:03:12,236 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 28.10 11:03:12" (1/1) ... [2021-10-28 23:03:12,246 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-10-28 23:03:12,343 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-10-28 23:03:12,751 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_53629553-0575-42f9-82d1-fb6230d5ebe7/sv-benchmarks/c/product-lines/minepump_spec5_product55.cil.c[13125,13138] [2021-10-28 23:03:12,792 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-10-28 23:03:12,803 INFO L203 MainTranslator]: Completed pre-run [2021-10-28 23:03:12,906 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_53629553-0575-42f9-82d1-fb6230d5ebe7/sv-benchmarks/c/product-lines/minepump_spec5_product55.cil.c[13125,13138] [2021-10-28 23:03:12,933 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-10-28 23:03:12,965 INFO L208 MainTranslator]: Completed translation [2021-10-28 23:03:12,966 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 11:03:12 WrapperNode [2021-10-28 23:03:12,967 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-10-28 23:03:12,968 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-10-28 23:03:12,968 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-10-28 23:03:12,968 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-10-28 23:03:12,977 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 11:03:12" (1/1) ... [2021-10-28 23:03:13,009 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 11:03:12" (1/1) ... [2021-10-28 23:03:13,112 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-10-28 23:03:13,113 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-10-28 23:03:13,113 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-10-28 23:03:13,113 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-10-28 23:03:13,124 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 11:03:12" (1/1) ... [2021-10-28 23:03:13,124 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 11:03:12" (1/1) ... [2021-10-28 23:03:13,150 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 11:03:12" (1/1) ... [2021-10-28 23:03:13,150 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 11:03:12" (1/1) ... [2021-10-28 23:03:13,186 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 11:03:12" (1/1) ... [2021-10-28 23:03:13,213 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 11:03:12" (1/1) ... [2021-10-28 23:03:13,217 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 11:03:12" (1/1) ... [2021-10-28 23:03:13,240 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-10-28 23:03:13,241 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-10-28 23:03:13,241 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-10-28 23:03:13,242 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-10-28 23:03:13,250 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 11:03:12" (1/1) ... [2021-10-28 23:03:13,261 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-10-28 23:03:13,274 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_53629553-0575-42f9-82d1-fb6230d5ebe7/bin/uautomizer-GMMbpWq8iD/z3 [2021-10-28 23:03:13,294 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_53629553-0575-42f9-82d1-fb6230d5ebe7/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2021-10-28 23:03:13,311 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_53629553-0575-42f9-82d1-fb6230d5ebe7/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2021-10-28 23:03:13,352 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-10-28 23:03:13,352 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-10-28 23:03:13,352 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-10-28 23:03:13,352 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-10-28 23:03:14,665 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-10-28 23:03:14,665 INFO L299 CfgBuilder]: Removed 294 assume(true) statements. [2021-10-28 23:03:14,668 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 28.10 11:03:14 BoogieIcfgContainer [2021-10-28 23:03:14,668 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-10-28 23:03:14,670 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2021-10-28 23:03:14,670 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2021-10-28 23:03:14,674 INFO L275 PluginConnector]: TraceAbstraction initialized [2021-10-28 23:03:14,674 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 28.10 11:03:12" (1/3) ... [2021-10-28 23:03:14,675 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@45a5455e and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 28.10 11:03:14, skipping insertion in model container [2021-10-28 23:03:14,675 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 11:03:12" (2/3) ... [2021-10-28 23:03:14,676 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@45a5455e and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 28.10 11:03:14, skipping insertion in model container [2021-10-28 23:03:14,676 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 28.10 11:03:14" (3/3) ... [2021-10-28 23:03:14,678 INFO L111 eAbstractionObserver]: Analyzing ICFG minepump_spec5_product55.cil.c [2021-10-28 23:03:14,684 INFO L204 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2021-10-28 23:03:14,684 INFO L163 ceAbstractionStarter]: Applying trace abstraction to program that has 3 error locations. [2021-10-28 23:03:14,755 INFO L338 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2021-10-28 23:03:14,763 INFO L339 AbstractCegarLoop]: Settings: SEPARATE_VIOLATION_CHECK=true, mInterprocedural=true, mMaxIterations=1000000, mWatchIteration=1000000, mArtifact=RCFG, mInterpolation=FPandBP, mInterpolantAutomaton=STRAIGHT_LINE, mDumpAutomata=false, mAutomataFormat=ATS_NUMERATE, mDumpPath=., mDeterminiation=PREDICATE_ABSTRACTION, mMinimize=MINIMIZE_SEVPA, mHoare=true, mAutomataTypeConcurrency=PETRI_NET, mHoareTripleChecks=INCREMENTAL, mHoareAnnotationPositions=LoopsAndPotentialCycles, mDumpOnlyReuseAutomata=false, mLimitTraceHistogram=0, mErrorLocTimeLimit=0, mLimitPathProgramCount=0, mCollectInterpolantStatistics=true, mHeuristicEmptinessCheck=false, mHeuristicEmptinessCheckAStarHeuristic=ZERO, mHeuristicEmptinessCheckAStarHeuristicRandomSeed=1337, mHeuristicEmptinessCheckSmtFeatureScoringMethod=DAGSIZE, mSMTFeatureExtraction=false, mSMTFeatureExtractionDumpPath=., mOverrideInterpolantAutomaton=false, mMcrInterpolantMethod=WP, mLoopAccelerationTechnique=FAST_UPR [2021-10-28 23:03:14,763 INFO L340 AbstractCegarLoop]: Starting to check reachability of 3 error locations. [2021-10-28 23:03:14,789 INFO L276 IsEmpty]: Start isEmpty. Operand has 200 states, 196 states have (on average 1.5459183673469388) internal successors, (303), 199 states have internal predecessors, (303), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-28 23:03:14,796 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2021-10-28 23:03:14,797 INFO L505 BasicCegarLoop]: Found error trace [2021-10-28 23:03:14,797 INFO L513 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-10-28 23:03:14,798 INFO L402 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION] === [2021-10-28 23:03:14,804 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-28 23:03:14,804 INFO L85 PathProgramCache]: Analyzing trace with hash 1924065684, now seen corresponding path program 1 times [2021-10-28 23:03:14,814 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-28 23:03:14,815 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1372869607] [2021-10-28 23:03:14,815 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-28 23:03:14,816 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-28 23:03:15,058 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-28 23:03:15,203 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-28 23:03:15,203 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-10-28 23:03:15,204 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1372869607] [2021-10-28 23:03:15,205 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1372869607] provided 1 perfect and 0 imperfect interpolant sequences [2021-10-28 23:03:15,205 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-10-28 23:03:15,206 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2021-10-28 23:03:15,210 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1411650173] [2021-10-28 23:03:15,242 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2021-10-28 23:03:15,242 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-10-28 23:03:15,260 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2021-10-28 23:03:15,262 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2021-10-28 23:03:15,267 INFO L87 Difference]: Start difference. First operand has 200 states, 196 states have (on average 1.5459183673469388) internal successors, (303), 199 states have internal predecessors, (303), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Second operand has 2 states, 2 states have (on average 9.5) internal successors, (19), 2 states have internal predecessors, (19), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-28 23:03:15,342 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-28 23:03:15,347 INFO L93 Difference]: Finished difference Result 393 states and 598 transitions. [2021-10-28 23:03:15,347 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-10-28 23:03:15,348 INFO L78 Accepts]: Start accepts. Automaton has has 2 states, 2 states have (on average 9.5) internal successors, (19), 2 states have internal predecessors, (19), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 19 [2021-10-28 23:03:15,349 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-28 23:03:15,363 INFO L225 Difference]: With dead ends: 393 [2021-10-28 23:03:15,364 INFO L226 Difference]: Without dead ends: 196 [2021-10-28 23:03:15,368 INFO L786 BasicCegarLoop]: 0 DeclaredPredicates, 2 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2021-10-28 23:03:15,387 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 196 states. [2021-10-28 23:03:15,419 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 196 to 196. [2021-10-28 23:03:15,421 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 196 states, 193 states have (on average 1.5077720207253886) internal successors, (291), 195 states have internal predecessors, (291), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-28 23:03:15,424 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 196 states to 196 states and 291 transitions. [2021-10-28 23:03:15,425 INFO L78 Accepts]: Start accepts. Automaton has 196 states and 291 transitions. Word has length 19 [2021-10-28 23:03:15,426 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-28 23:03:15,426 INFO L470 AbstractCegarLoop]: Abstraction has 196 states and 291 transitions. [2021-10-28 23:03:15,426 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 9.5) internal successors, (19), 2 states have internal predecessors, (19), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-28 23:03:15,426 INFO L276 IsEmpty]: Start isEmpty. Operand 196 states and 291 transitions. [2021-10-28 23:03:15,428 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2021-10-28 23:03:15,428 INFO L505 BasicCegarLoop]: Found error trace [2021-10-28 23:03:15,428 INFO L513 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-10-28 23:03:15,428 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2021-10-28 23:03:15,429 INFO L402 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION] === [2021-10-28 23:03:15,429 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-28 23:03:15,430 INFO L85 PathProgramCache]: Analyzing trace with hash -564882059, now seen corresponding path program 1 times [2021-10-28 23:03:15,430 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-28 23:03:15,430 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [25021887] [2021-10-28 23:03:15,430 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-28 23:03:15,431 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-28 23:03:15,470 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-28 23:03:15,539 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-28 23:03:15,540 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-10-28 23:03:15,540 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [25021887] [2021-10-28 23:03:15,541 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [25021887] provided 1 perfect and 0 imperfect interpolant sequences [2021-10-28 23:03:15,541 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-10-28 23:03:15,541 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-10-28 23:03:15,541 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2133423154] [2021-10-28 23:03:15,543 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2021-10-28 23:03:15,543 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-10-28 23:03:15,544 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-10-28 23:03:15,544 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-10-28 23:03:15,544 INFO L87 Difference]: Start difference. First operand 196 states and 291 transitions. Second operand has 3 states, 3 states have (on average 6.666666666666667) internal successors, (20), 3 states have internal predecessors, (20), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-28 23:03:15,561 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-28 23:03:15,562 INFO L93 Difference]: Finished difference Result 196 states and 291 transitions. [2021-10-28 23:03:15,562 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-10-28 23:03:15,563 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 6.666666666666667) internal successors, (20), 3 states have internal predecessors, (20), 0 states have call successors, (0), 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 20 [2021-10-28 23:03:15,563 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-28 23:03:15,564 INFO L225 Difference]: With dead ends: 196 [2021-10-28 23:03:15,565 INFO L226 Difference]: Without dead ends: 77 [2021-10-28 23:03:15,566 INFO L786 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-10-28 23:03:15,567 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 77 states. [2021-10-28 23:03:15,575 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 77 to 77. [2021-10-28 23:03:15,575 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 77 states, 76 states have (on average 1.486842105263158) internal successors, (113), 76 states have internal predecessors, (113), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-28 23:03:15,576 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 77 states to 77 states and 113 transitions. [2021-10-28 23:03:15,577 INFO L78 Accepts]: Start accepts. Automaton has 77 states and 113 transitions. Word has length 20 [2021-10-28 23:03:15,577 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-28 23:03:15,577 INFO L470 AbstractCegarLoop]: Abstraction has 77 states and 113 transitions. [2021-10-28 23:03:15,577 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 6.666666666666667) internal successors, (20), 3 states have internal predecessors, (20), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-28 23:03:15,578 INFO L276 IsEmpty]: Start isEmpty. Operand 77 states and 113 transitions. [2021-10-28 23:03:15,579 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2021-10-28 23:03:15,579 INFO L505 BasicCegarLoop]: Found error trace [2021-10-28 23:03:15,579 INFO L513 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-10-28 23:03:15,580 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2021-10-28 23:03:15,580 INFO L402 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION] === [2021-10-28 23:03:15,581 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-28 23:03:15,581 INFO L85 PathProgramCache]: Analyzing trace with hash -1380383743, now seen corresponding path program 1 times [2021-10-28 23:03:15,581 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-28 23:03:15,581 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1965066070] [2021-10-28 23:03:15,582 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-28 23:03:15,582 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-28 23:03:15,615 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-28 23:03:15,692 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-28 23:03:15,692 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-10-28 23:03:15,693 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1965066070] [2021-10-28 23:03:15,693 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1965066070] provided 1 perfect and 0 imperfect interpolant sequences [2021-10-28 23:03:15,693 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-10-28 23:03:15,694 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2021-10-28 23:03:15,694 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [719076093] [2021-10-28 23:03:15,694 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2021-10-28 23:03:15,695 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-10-28 23:03:15,699 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2021-10-28 23:03:15,700 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=10, Invalid=20, Unknown=0, NotChecked=0, Total=30 [2021-10-28 23:03:15,700 INFO L87 Difference]: Start difference. First operand 77 states and 113 transitions. Second operand has 6 states, 6 states have (on average 4.333333333333333) internal successors, (26), 5 states have internal predecessors, (26), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-28 23:03:15,895 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-28 23:03:15,895 INFO L93 Difference]: Finished difference Result 243 states and 363 transitions. [2021-10-28 23:03:15,896 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-10-28 23:03:15,896 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 6 states have (on average 4.333333333333333) internal successors, (26), 5 states have internal predecessors, (26), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 26 [2021-10-28 23:03:15,897 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-28 23:03:15,899 INFO L225 Difference]: With dead ends: 243 [2021-10-28 23:03:15,899 INFO L226 Difference]: Without dead ends: 173 [2021-10-28 23:03:15,900 INFO L786 BasicCegarLoop]: 0 DeclaredPredicates, 7 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=22, Invalid=34, Unknown=0, NotChecked=0, Total=56 [2021-10-28 23:03:15,901 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 173 states. [2021-10-28 23:03:15,915 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 173 to 99. [2021-10-28 23:03:15,915 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 99 states, 98 states have (on average 1.489795918367347) internal successors, (146), 98 states have internal predecessors, (146), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-28 23:03:15,916 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 99 states to 99 states and 146 transitions. [2021-10-28 23:03:15,917 INFO L78 Accepts]: Start accepts. Automaton has 99 states and 146 transitions. Word has length 26 [2021-10-28 23:03:15,917 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-28 23:03:15,917 INFO L470 AbstractCegarLoop]: Abstraction has 99 states and 146 transitions. [2021-10-28 23:03:15,917 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 4.333333333333333) internal successors, (26), 5 states have internal predecessors, (26), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-28 23:03:15,918 INFO L276 IsEmpty]: Start isEmpty. Operand 99 states and 146 transitions. [2021-10-28 23:03:15,919 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2021-10-28 23:03:15,919 INFO L505 BasicCegarLoop]: Found error trace [2021-10-28 23:03:15,920 INFO L513 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-10-28 23:03:15,920 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2021-10-28 23:03:15,920 INFO L402 AbstractCegarLoop]: === Iteration 4 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION] === [2021-10-28 23:03:15,921 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-28 23:03:15,921 INFO L85 PathProgramCache]: Analyzing trace with hash -768654137, now seen corresponding path program 1 times [2021-10-28 23:03:15,921 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-28 23:03:15,922 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [398776239] [2021-10-28 23:03:15,922 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-28 23:03:15,922 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-28 23:03:15,947 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-28 23:03:15,978 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-28 23:03:15,978 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-10-28 23:03:15,979 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [398776239] [2021-10-28 23:03:15,979 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [398776239] provided 1 perfect and 0 imperfect interpolant sequences [2021-10-28 23:03:15,979 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-10-28 23:03:15,979 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2021-10-28 23:03:15,980 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [759725088] [2021-10-28 23:03:15,980 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2021-10-28 23:03:15,980 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-10-28 23:03:15,981 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-10-28 23:03:15,981 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-10-28 23:03:15,982 INFO L87 Difference]: Start difference. First operand 99 states and 146 transitions. Second operand has 3 states, 3 states have (on average 9.666666666666666) internal successors, (29), 2 states have internal predecessors, (29), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-28 23:03:16,036 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-28 23:03:16,036 INFO L93 Difference]: Finished difference Result 203 states and 301 transitions. [2021-10-28 23:03:16,037 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-10-28 23:03:16,056 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 9.666666666666666) internal successors, (29), 2 states have internal predecessors, (29), 0 states have call successors, (0), 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 29 [2021-10-28 23:03:16,057 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-28 23:03:16,058 INFO L225 Difference]: With dead ends: 203 [2021-10-28 23:03:16,058 INFO L226 Difference]: Without dead ends: 111 [2021-10-28 23:03:16,059 INFO L786 BasicCegarLoop]: 0 DeclaredPredicates, 2 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-10-28 23:03:16,060 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 111 states. [2021-10-28 23:03:16,071 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 111 to 109. [2021-10-28 23:03:16,072 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 109 states, 108 states have (on average 1.4259259259259258) internal successors, (154), 108 states have internal predecessors, (154), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-28 23:03:16,072 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 109 states to 109 states and 154 transitions. [2021-10-28 23:03:16,073 INFO L78 Accepts]: Start accepts. Automaton has 109 states and 154 transitions. Word has length 29 [2021-10-28 23:03:16,073 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-28 23:03:16,073 INFO L470 AbstractCegarLoop]: Abstraction has 109 states and 154 transitions. [2021-10-28 23:03:16,074 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 9.666666666666666) internal successors, (29), 2 states have internal predecessors, (29), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-28 23:03:16,074 INFO L276 IsEmpty]: Start isEmpty. Operand 109 states and 154 transitions. [2021-10-28 23:03:16,075 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2021-10-28 23:03:16,075 INFO L505 BasicCegarLoop]: Found error trace [2021-10-28 23:03:16,075 INFO L513 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-10-28 23:03:16,076 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2021-10-28 23:03:16,076 INFO L402 AbstractCegarLoop]: === Iteration 5 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION] === [2021-10-28 23:03:16,077 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-28 23:03:16,077 INFO L85 PathProgramCache]: Analyzing trace with hash -1648863158, now seen corresponding path program 1 times [2021-10-28 23:03:16,077 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-28 23:03:16,077 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [771519596] [2021-10-28 23:03:16,078 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-28 23:03:16,078 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-28 23:03:16,102 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-28 23:03:16,171 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-28 23:03:16,171 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-10-28 23:03:16,171 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [771519596] [2021-10-28 23:03:16,172 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [771519596] provided 1 perfect and 0 imperfect interpolant sequences [2021-10-28 23:03:16,172 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-10-28 23:03:16,172 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2021-10-28 23:03:16,173 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [286946315] [2021-10-28 23:03:16,174 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2021-10-28 23:03:16,174 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-10-28 23:03:16,175 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2021-10-28 23:03:16,176 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2021-10-28 23:03:16,177 INFO L87 Difference]: Start difference. First operand 109 states and 154 transitions. Second operand has 5 states, 5 states have (on average 5.8) internal successors, (29), 4 states have internal predecessors, (29), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-28 23:03:16,357 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-28 23:03:16,357 INFO L93 Difference]: Finished difference Result 352 states and 498 transitions. [2021-10-28 23:03:16,358 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2021-10-28 23:03:16,358 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 5.8) internal successors, (29), 4 states have internal predecessors, (29), 0 states have call successors, (0), 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 29 [2021-10-28 23:03:16,359 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-28 23:03:16,361 INFO L225 Difference]: With dead ends: 352 [2021-10-28 23:03:16,361 INFO L226 Difference]: Without dead ends: 250 [2021-10-28 23:03:16,365 INFO L786 BasicCegarLoop]: 0 DeclaredPredicates, 8 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 5 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=27, Invalid=45, Unknown=0, NotChecked=0, Total=72 [2021-10-28 23:03:16,367 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 250 states. [2021-10-28 23:03:16,391 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 250 to 107. [2021-10-28 23:03:16,398 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 107 states, 106 states have (on average 1.3962264150943395) internal successors, (148), 106 states have internal predecessors, (148), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-28 23:03:16,399 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 107 states to 107 states and 148 transitions. [2021-10-28 23:03:16,399 INFO L78 Accepts]: Start accepts. Automaton has 107 states and 148 transitions. Word has length 29 [2021-10-28 23:03:16,400 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-28 23:03:16,401 INFO L470 AbstractCegarLoop]: Abstraction has 107 states and 148 transitions. [2021-10-28 23:03:16,401 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 5.8) internal successors, (29), 4 states have internal predecessors, (29), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-28 23:03:16,402 INFO L276 IsEmpty]: Start isEmpty. Operand 107 states and 148 transitions. [2021-10-28 23:03:16,410 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 36 [2021-10-28 23:03:16,410 INFO L505 BasicCegarLoop]: Found error trace [2021-10-28 23:03:16,410 INFO L513 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-10-28 23:03:16,410 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2021-10-28 23:03:16,411 INFO L402 AbstractCegarLoop]: === Iteration 6 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION] === [2021-10-28 23:03:16,411 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-28 23:03:16,412 INFO L85 PathProgramCache]: Analyzing trace with hash -562091259, now seen corresponding path program 1 times [2021-10-28 23:03:16,412 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-28 23:03:16,412 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1258185305] [2021-10-28 23:03:16,412 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-28 23:03:16,413 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-28 23:03:16,449 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-28 23:03:16,537 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-28 23:03:16,537 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-10-28 23:03:16,538 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1258185305] [2021-10-28 23:03:16,538 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1258185305] provided 1 perfect and 0 imperfect interpolant sequences [2021-10-28 23:03:16,538 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-10-28 23:03:16,538 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2021-10-28 23:03:16,539 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [813285381] [2021-10-28 23:03:16,541 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2021-10-28 23:03:16,545 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-10-28 23:03:16,546 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2021-10-28 23:03:16,547 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2021-10-28 23:03:16,548 INFO L87 Difference]: Start difference. First operand 107 states and 148 transitions. Second operand has 5 states, 5 states have (on average 7.0) internal successors, (35), 5 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) [2021-10-28 23:03:16,645 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-28 23:03:16,645 INFO L93 Difference]: Finished difference Result 305 states and 420 transitions. [2021-10-28 23:03:16,645 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-10-28 23:03:16,646 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 7.0) internal successors, (35), 5 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 [2021-10-28 23:03:16,646 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-28 23:03:16,656 INFO L225 Difference]: With dead ends: 305 [2021-10-28 23:03:16,657 INFO L226 Difference]: Without dead ends: 205 [2021-10-28 23:03:16,658 INFO L786 BasicCegarLoop]: 0 DeclaredPredicates, 9 GetRequests, 4 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=17, Invalid=25, Unknown=0, NotChecked=0, Total=42 [2021-10-28 23:03:16,658 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 205 states. [2021-10-28 23:03:16,684 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 205 to 116. [2021-10-28 23:03:16,685 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 116 states, 115 states have (on average 1.3652173913043477) internal successors, (157), 115 states have internal predecessors, (157), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-28 23:03:16,686 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 116 states to 116 states and 157 transitions. [2021-10-28 23:03:16,686 INFO L78 Accepts]: Start accepts. Automaton has 116 states and 157 transitions. Word has length 35 [2021-10-28 23:03:16,688 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-28 23:03:16,689 INFO L470 AbstractCegarLoop]: Abstraction has 116 states and 157 transitions. [2021-10-28 23:03:16,689 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 7.0) internal successors, (35), 5 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) [2021-10-28 23:03:16,690 INFO L276 IsEmpty]: Start isEmpty. Operand 116 states and 157 transitions. [2021-10-28 23:03:16,692 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 36 [2021-10-28 23:03:16,692 INFO L505 BasicCegarLoop]: Found error trace [2021-10-28 23:03:16,692 INFO L513 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-10-28 23:03:16,692 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5 [2021-10-28 23:03:16,693 INFO L402 AbstractCegarLoop]: === Iteration 7 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION] === [2021-10-28 23:03:16,693 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-28 23:03:16,693 INFO L85 PathProgramCache]: Analyzing trace with hash 138973319, now seen corresponding path program 1 times [2021-10-28 23:03:16,693 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-28 23:03:16,700 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [380973809] [2021-10-28 23:03:16,700 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-28 23:03:16,700 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-28 23:03:16,738 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-28 23:03:16,799 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-28 23:03:16,800 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-10-28 23:03:16,800 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [380973809] [2021-10-28 23:03:16,800 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [380973809] provided 1 perfect and 0 imperfect interpolant sequences [2021-10-28 23:03:16,802 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-10-28 23:03:16,802 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2021-10-28 23:03:16,802 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1012158570] [2021-10-28 23:03:16,803 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2021-10-28 23:03:16,803 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-10-28 23:03:16,803 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2021-10-28 23:03:16,804 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2021-10-28 23:03:16,804 INFO L87 Difference]: Start difference. First operand 116 states and 157 transitions. Second operand has 4 states, 4 states have (on average 8.75) internal successors, (35), 4 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) [2021-10-28 23:03:16,868 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-28 23:03:16,868 INFO L93 Difference]: Finished difference Result 285 states and 385 transitions. [2021-10-28 23:03:16,869 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-10-28 23:03:16,869 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 8.75) internal successors, (35), 4 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 [2021-10-28 23:03:16,869 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-28 23:03:16,870 INFO L225 Difference]: With dead ends: 285 [2021-10-28 23:03:16,871 INFO L226 Difference]: Without dead ends: 176 [2021-10-28 23:03:16,872 INFO L786 BasicCegarLoop]: 0 DeclaredPredicates, 6 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2021-10-28 23:03:16,872 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 176 states. [2021-10-28 23:03:16,892 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 176 to 122. [2021-10-28 23:03:16,893 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 122 states, 121 states have (on average 1.3471074380165289) internal successors, (163), 121 states have internal predecessors, (163), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-28 23:03:16,894 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 122 states to 122 states and 163 transitions. [2021-10-28 23:03:16,894 INFO L78 Accepts]: Start accepts. Automaton has 122 states and 163 transitions. Word has length 35 [2021-10-28 23:03:16,895 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-28 23:03:16,895 INFO L470 AbstractCegarLoop]: Abstraction has 122 states and 163 transitions. [2021-10-28 23:03:16,895 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 8.75) internal successors, (35), 4 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) [2021-10-28 23:03:16,895 INFO L276 IsEmpty]: Start isEmpty. Operand 122 states and 163 transitions. [2021-10-28 23:03:16,897 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 36 [2021-10-28 23:03:16,897 INFO L505 BasicCegarLoop]: Found error trace [2021-10-28 23:03:16,897 INFO L513 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-10-28 23:03:16,897 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6 [2021-10-28 23:03:16,897 INFO L402 AbstractCegarLoop]: === Iteration 8 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION] === [2021-10-28 23:03:16,898 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-28 23:03:16,898 INFO L85 PathProgramCache]: Analyzing trace with hash -447832695, now seen corresponding path program 1 times [2021-10-28 23:03:16,898 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-28 23:03:16,899 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [874463665] [2021-10-28 23:03:16,900 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-28 23:03:16,901 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-28 23:03:16,926 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-28 23:03:17,009 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-28 23:03:17,010 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-10-28 23:03:17,010 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [874463665] [2021-10-28 23:03:17,011 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [874463665] provided 1 perfect and 0 imperfect interpolant sequences [2021-10-28 23:03:17,011 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-10-28 23:03:17,011 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2021-10-28 23:03:17,011 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1114323790] [2021-10-28 23:03:17,012 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2021-10-28 23:03:17,012 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-10-28 23:03:17,013 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-10-28 23:03:17,013 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-10-28 23:03:17,013 INFO L87 Difference]: Start difference. First operand 122 states and 163 transitions. Second operand has 3 states, 3 states have (on average 11.666666666666666) internal successors, (35), 2 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) [2021-10-28 23:03:17,059 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-28 23:03:17,059 INFO L93 Difference]: Finished difference Result 288 states and 386 transitions. [2021-10-28 23:03:17,059 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-10-28 23:03:17,060 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 11.666666666666666) internal successors, (35), 2 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 [2021-10-28 23:03:17,060 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-28 23:03:17,062 INFO L225 Difference]: With dead ends: 288 [2021-10-28 23:03:17,062 INFO L226 Difference]: Without dead ends: 173 [2021-10-28 23:03:17,063 INFO L786 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-10-28 23:03:17,063 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 173 states. [2021-10-28 23:03:17,086 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 173 to 173. [2021-10-28 23:03:17,086 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 173 states, 172 states have (on average 1.319767441860465) internal successors, (227), 172 states have internal predecessors, (227), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-28 23:03:17,087 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 173 states to 173 states and 227 transitions. [2021-10-28 23:03:17,088 INFO L78 Accepts]: Start accepts. Automaton has 173 states and 227 transitions. Word has length 35 [2021-10-28 23:03:17,088 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-28 23:03:17,088 INFO L470 AbstractCegarLoop]: Abstraction has 173 states and 227 transitions. [2021-10-28 23:03:17,088 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 11.666666666666666) internal successors, (35), 2 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) [2021-10-28 23:03:17,088 INFO L276 IsEmpty]: Start isEmpty. Operand 173 states and 227 transitions. [2021-10-28 23:03:17,090 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2021-10-28 23:03:17,090 INFO L505 BasicCegarLoop]: Found error trace [2021-10-28 23:03:17,091 INFO L513 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-10-28 23:03:17,091 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable7 [2021-10-28 23:03:17,091 INFO L402 AbstractCegarLoop]: === Iteration 9 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION] === [2021-10-28 23:03:17,092 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-28 23:03:17,092 INFO L85 PathProgramCache]: Analyzing trace with hash -772491191, now seen corresponding path program 1 times [2021-10-28 23:03:17,092 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-28 23:03:17,092 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [68081393] [2021-10-28 23:03:17,092 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-28 23:03:17,093 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-28 23:03:17,190 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-28 23:03:17,300 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-28 23:03:17,300 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-10-28 23:03:17,301 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [68081393] [2021-10-28 23:03:17,301 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [68081393] provided 1 perfect and 0 imperfect interpolant sequences [2021-10-28 23:03:17,301 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-10-28 23:03:17,301 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2021-10-28 23:03:17,302 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [961492360] [2021-10-28 23:03:17,303 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2021-10-28 23:03:17,304 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-10-28 23:03:17,304 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2021-10-28 23:03:17,311 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=13, Invalid=29, Unknown=0, NotChecked=0, Total=42 [2021-10-28 23:03:17,313 INFO L87 Difference]: Start difference. First operand 173 states and 227 transitions. Second operand has 7 states, 7 states have (on average 5.142857142857143) internal successors, (36), 6 states have internal predecessors, (36), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-28 23:03:17,683 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-28 23:03:17,683 INFO L93 Difference]: Finished difference Result 818 states and 1098 transitions. [2021-10-28 23:03:17,684 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2021-10-28 23:03:17,684 INFO L78 Accepts]: Start accepts. Automaton has has 7 states, 7 states have (on average 5.142857142857143) internal successors, (36), 6 states have internal predecessors, (36), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 36 [2021-10-28 23:03:17,685 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-28 23:03:17,689 INFO L225 Difference]: With dead ends: 818 [2021-10-28 23:03:17,690 INFO L226 Difference]: Without dead ends: 703 [2021-10-28 23:03:17,691 INFO L786 BasicCegarLoop]: 0 DeclaredPredicates, 12 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 11 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 19 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=51, Invalid=105, Unknown=0, NotChecked=0, Total=156 [2021-10-28 23:03:17,692 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 703 states. [2021-10-28 23:03:17,728 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 703 to 290. [2021-10-28 23:03:17,729 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 290 states, 289 states have (on average 1.3079584775086506) internal successors, (378), 289 states have internal predecessors, (378), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-28 23:03:17,731 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 290 states to 290 states and 378 transitions. [2021-10-28 23:03:17,731 INFO L78 Accepts]: Start accepts. Automaton has 290 states and 378 transitions. Word has length 36 [2021-10-28 23:03:17,732 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-28 23:03:17,732 INFO L470 AbstractCegarLoop]: Abstraction has 290 states and 378 transitions. [2021-10-28 23:03:17,732 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 7 states have (on average 5.142857142857143) internal successors, (36), 6 states have internal predecessors, (36), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-28 23:03:17,733 INFO L276 IsEmpty]: Start isEmpty. Operand 290 states and 378 transitions. [2021-10-28 23:03:17,733 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 64 [2021-10-28 23:03:17,734 INFO L505 BasicCegarLoop]: Found error trace [2021-10-28 23:03:17,734 INFO L513 BasicCegarLoop]: trace histogram [2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-10-28 23:03:17,735 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable8 [2021-10-28 23:03:17,735 INFO L402 AbstractCegarLoop]: === Iteration 10 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION] === [2021-10-28 23:03:17,736 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-28 23:03:17,736 INFO L85 PathProgramCache]: Analyzing trace with hash 1857199661, now seen corresponding path program 1 times [2021-10-28 23:03:17,736 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-28 23:03:17,736 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [583017988] [2021-10-28 23:03:17,737 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-28 23:03:17,737 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-28 23:03:17,764 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-28 23:03:17,836 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 13 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-28 23:03:17,836 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-10-28 23:03:17,836 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [583017988] [2021-10-28 23:03:17,837 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [583017988] provided 0 perfect and 1 imperfect interpolant sequences [2021-10-28 23:03:17,837 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [873032362] [2021-10-28 23:03:17,837 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-28 23:03:17,837 INFO L170 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-10-28 23:03:17,838 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_53629553-0575-42f9-82d1-fb6230d5ebe7/bin/uautomizer-GMMbpWq8iD/z3 [2021-10-28 23:03:17,840 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_53629553-0575-42f9-82d1-fb6230d5ebe7/bin/uautomizer-GMMbpWq8iD/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-10-28 23:03:17,868 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_53629553-0575-42f9-82d1-fb6230d5ebe7/bin/uautomizer-GMMbpWq8iD/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Waiting until timeout for monitored process [2021-10-28 23:03:18,023 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-28 23:03:18,028 INFO L263 TraceCheckSpWp]: Trace formula consists of 462 conjuncts, 5 conjunts are in the unsatisfiable core [2021-10-28 23:03:18,037 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-10-28 23:03:18,316 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 13 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-28 23:03:18,316 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [873032362] provided 0 perfect and 1 imperfect interpolant sequences [2021-10-28 23:03:18,317 INFO L186 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-10-28 23:03:18,317 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [5, 5] total 8 [2021-10-28 23:03:18,317 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1184551655] [2021-10-28 23:03:18,318 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 8 states [2021-10-28 23:03:18,318 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-10-28 23:03:18,319 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2021-10-28 23:03:18,319 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=16, Invalid=40, Unknown=0, NotChecked=0, Total=56 [2021-10-28 23:03:18,320 INFO L87 Difference]: Start difference. First operand 290 states and 378 transitions. Second operand has 8 states, 8 states have (on average 12.125) internal successors, (97), 8 states have internal predecessors, (97), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-28 23:03:18,834 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-28 23:03:18,835 INFO L93 Difference]: Finished difference Result 634 states and 842 transitions. [2021-10-28 23:03:18,835 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-10-28 23:03:18,836 INFO L78 Accepts]: Start accepts. Automaton has has 8 states, 8 states have (on average 12.125) internal successors, (97), 8 states have internal predecessors, (97), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 63 [2021-10-28 23:03:18,836 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-28 23:03:18,836 INFO L225 Difference]: With dead ends: 634 [2021-10-28 23:03:18,837 INFO L226 Difference]: Without dead ends: 0 [2021-10-28 23:03:18,838 INFO L786 BasicCegarLoop]: 0 DeclaredPredicates, 72 GetRequests, 63 SyntacticMatches, 0 SemanticMatches, 9 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 5 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=38, Invalid=72, Unknown=0, NotChecked=0, Total=110 [2021-10-28 23:03:18,838 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2021-10-28 23:03:18,838 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2021-10-28 23:03:18,839 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 0 states, 0 states have (on average 0.0) internal successors, (0), 0 states have internal predecessors, (0), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-28 23:03:18,839 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2021-10-28 23:03:18,839 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 63 [2021-10-28 23:03:18,839 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-28 23:03:18,839 INFO L470 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2021-10-28 23:03:18,840 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 8 states, 8 states have (on average 12.125) internal successors, (97), 8 states have internal predecessors, (97), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-28 23:03:18,840 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2021-10-28 23:03:18,840 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2021-10-28 23:03:18,843 INFO L764 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION [2021-10-28 23:03:18,844 INFO L764 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION [2021-10-28 23:03:18,844 INFO L764 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION [2021-10-28 23:03:18,885 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_53629553-0575-42f9-82d1-fb6230d5ebe7/bin/uautomizer-GMMbpWq8iD/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Forceful destruction successful, exit code 0 [2021-10-28 23:03:19,072 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable9,2 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_53629553-0575-42f9-82d1-fb6230d5ebe7/bin/uautomizer-GMMbpWq8iD/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-10-28 23:03:19,074 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2021-10-28 23:03:19,078 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 23:03:19,080 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 23:03:19,081 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 23:03:19,082 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 23:03:19,083 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 23:03:19,083 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 23:03:19,084 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 23:03:19,085 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 23:03:19,085 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 23:03:19,086 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 23:03:19,087 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 23:03:19,222 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 23:03:19,222 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 23:03:19,245 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 23:03:19,287 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 23:03:19,381 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 23:03:19,382 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 23:03:19,392 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 23:03:19,393 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 23:03:19,393 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 23:03:19,394 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 23:03:19,395 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 23:03:19,396 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 23:03:19,398 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 23:03:19,399 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 23:03:19,399 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 23:03:19,400 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 23:03:19,475 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 23:03:19,476 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 23:03:19,477 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 23:03:19,477 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 23:03:19,478 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 23:03:19,479 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 23:03:19,480 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 23:03:19,531 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 23:03:19,532 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 23:03:19,533 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 23:03:19,551 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 23:03:19,565 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 23:03:19,620 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 23:03:19,621 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 23:03:19,622 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 23:03:19,623 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 23:03:19,624 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 23:03:19,625 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 23:03:19,626 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 23:03:19,716 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 23:03:19,717 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 23:03:19,718 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 23:03:19,719 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 23:03:19,720 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 23:03:19,721 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 23:03:19,721 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 23:03:19,722 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 23:03:19,723 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 23:03:19,723 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 23:03:19,724 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 23:03:19,724 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 23:03:19,725 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 23:03:19,726 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 23:03:19,772 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 23:03:19,796 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 23:03:19,797 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 23:03:19,798 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 23:03:19,799 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 23:03:19,947 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 23:03:19,948 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 23:03:19,949 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 23:03:19,950 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 23:03:19,970 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 23:03:20,068 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 23:03:20,069 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 23:03:20,070 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 23:03:20,083 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 23:03:20,084 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 23:03:23,484 INFO L857 garLoopResultBuilder]: For program point ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION(line 561) no Hoare annotation was computed. [2021-10-28 23:03:23,484 INFO L857 garLoopResultBuilder]: For program point L597(lines 597 603) no Hoare annotation was computed. [2021-10-28 23:03:23,485 INFO L853 garLoopResultBuilder]: At program point L597-1(lines 597 603) the Hoare annotation is: (let ((.cse1 (= 2 ~waterLevel~0))) (let ((.cse3 (= ~pumpRunning~0 1)) (.cse0 (= ULTIMATE.start_test_~splverifierCounter~0 0)) (.cse5 (= ~pumpRunning~0 0)) (.cse4 (or .cse1 (<= ~waterLevel~0 1))) (.cse2 (not (= 0 ~systemActive~0)))) (or (and .cse0 .cse1 .cse2 .cse3) (and .cse0 .cse4 (= ~switchedOnBeforeTS~0 1) (= |ULTIMATE.start_isPumpRunning_#res| 1) .cse2 .cse3) (and .cse0 .cse5 .cse4 (= |ULTIMATE.start_isPumpRunning_#res| 0)) (and .cse0 .cse5 .cse4 .cse2)))) [2021-10-28 23:03:23,485 INFO L857 garLoopResultBuilder]: For program point L432(lines 432 436) no Hoare annotation was computed. [2021-10-28 23:03:23,485 INFO L857 garLoopResultBuilder]: For program point L432-1(lines 432 436) no Hoare annotation was computed. [2021-10-28 23:03:23,485 INFO L853 garLoopResultBuilder]: At program point L895(lines 890 898) the Hoare annotation is: (let ((.cse1 (= 2 ~waterLevel~0))) (let ((.cse2 (= |ULTIMATE.start_isPumpRunning_#res| 1)) (.cse3 (not (= 0 ~systemActive~0))) (.cse4 (= ~pumpRunning~0 1)) (.cse0 (= ULTIMATE.start_test_~splverifierCounter~0 0)) (.cse5 (or .cse1 (<= ~waterLevel~0 1)))) (or (and .cse0 .cse1 .cse2 .cse3 .cse4) (and .cse0 .cse5 (= ~switchedOnBeforeTS~0 1) .cse2 .cse3 .cse4) (and .cse0 (= ~pumpRunning~0 0) .cse5 (= |ULTIMATE.start_isPumpRunning_#res| 0))))) [2021-10-28 23:03:23,486 INFO L853 garLoopResultBuilder]: At program point L895-1(lines 890 898) the Hoare annotation is: (let ((.cse0 (= ULTIMATE.start_test_~splverifierCounter~0 0)) (.cse1 (or (= 2 ~waterLevel~0) (<= ~waterLevel~0 1)))) (or (and .cse0 .cse1 (= ~switchedOnBeforeTS~0 1) (= |ULTIMATE.start_isPumpRunning_#res| 1) (not (= 0 ~systemActive~0)) (= ~pumpRunning~0 1)) (and .cse0 (= ~pumpRunning~0 0) .cse1 (= |ULTIMATE.start_isPumpRunning_#res| 0)))) [2021-10-28 23:03:23,486 INFO L853 garLoopResultBuilder]: At program point L895-2(lines 890 898) the Hoare annotation is: false [2021-10-28 23:03:23,486 INFO L853 garLoopResultBuilder]: At program point L895-3(lines 890 898) the Hoare annotation is: false [2021-10-28 23:03:23,486 INFO L853 garLoopResultBuilder]: At program point L895-4(lines 890 898) the Hoare annotation is: false [2021-10-28 23:03:23,486 INFO L853 garLoopResultBuilder]: At program point L895-5(lines 890 898) the Hoare annotation is: false [2021-10-28 23:03:23,486 INFO L853 garLoopResultBuilder]: At program point L995(lines 990 997) the Hoare annotation is: (and (= ~pumpRunning~0 0) (= |ULTIMATE.start_valid_product_#res| ~systemActive~0) (= 1 ~systemActive~0) (= ULTIMATE.start_main_~tmp~3 ~systemActive~0) (= ~waterLevel~0 1)) [2021-10-28 23:03:23,487 INFO L857 garLoopResultBuilder]: For program point L963(lines 963 967) no Hoare annotation was computed. [2021-10-28 23:03:23,487 INFO L857 garLoopResultBuilder]: For program point L963-2(lines 963 967) no Hoare annotation was computed. [2021-10-28 23:03:23,487 INFO L857 garLoopResultBuilder]: For program point L963-3(lines 963 967) no Hoare annotation was computed. [2021-10-28 23:03:23,487 INFO L857 garLoopResultBuilder]: For program point L963-5(lines 963 967) no Hoare annotation was computed. [2021-10-28 23:03:23,487 INFO L853 garLoopResultBuilder]: At program point L765(lines 765 771) the Hoare annotation is: (let ((.cse1 (= 2 ~waterLevel~0))) (let ((.cse3 (= ~pumpRunning~0 1)) (.cse0 (= ULTIMATE.start_test_~splverifierCounter~0 0)) (.cse5 (= ~pumpRunning~0 0)) (.cse4 (or .cse1 (<= ~waterLevel~0 1))) (.cse2 (not (= 0 ~systemActive~0)))) (or (and .cse0 .cse1 .cse2 .cse3) (and .cse0 .cse4 (= ~switchedOnBeforeTS~0 1) (= |ULTIMATE.start_isPumpRunning_#res| 1) .cse2 .cse3) (and .cse0 .cse5 .cse4 (= |ULTIMATE.start_isPumpRunning_#res| 0)) (and .cse0 .cse5 .cse4 .cse2)))) [2021-10-28 23:03:23,487 INFO L857 garLoopResultBuilder]: For program point L963-6(lines 963 967) no Hoare annotation was computed. [2021-10-28 23:03:23,488 INFO L853 garLoopResultBuilder]: At program point L765-1(lines 765 771) the Hoare annotation is: false [2021-10-28 23:03:23,488 INFO L857 garLoopResultBuilder]: For program point L963-8(lines 963 967) no Hoare annotation was computed. [2021-10-28 23:03:23,488 INFO L853 garLoopResultBuilder]: At program point L765-2(lines 765 771) the Hoare annotation is: false [2021-10-28 23:03:23,488 INFO L857 garLoopResultBuilder]: For program point L963-9(lines 963 967) no Hoare annotation was computed. [2021-10-28 23:03:23,488 INFO L857 garLoopResultBuilder]: For program point L963-11(lines 963 967) no Hoare annotation was computed. [2021-10-28 23:03:23,488 INFO L857 garLoopResultBuilder]: For program point L963-12(lines 963 967) no Hoare annotation was computed. [2021-10-28 23:03:23,489 INFO L857 garLoopResultBuilder]: For program point L963-14(lines 963 967) no Hoare annotation was computed. [2021-10-28 23:03:23,489 INFO L857 garLoopResultBuilder]: For program point L963-15(lines 963 967) no Hoare annotation was computed. [2021-10-28 23:03:23,489 INFO L857 garLoopResultBuilder]: For program point L963-17(lines 963 967) no Hoare annotation was computed. [2021-10-28 23:03:23,489 INFO L857 garLoopResultBuilder]: For program point L670(lines 670 674) no Hoare annotation was computed. [2021-10-28 23:03:23,489 INFO L857 garLoopResultBuilder]: For program point ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION(line 561) no Hoare annotation was computed. [2021-10-28 23:03:23,490 INFO L853 garLoopResultBuilder]: At program point L969(lines 954 972) the Hoare annotation is: (and (= ULTIMATE.start_test_~splverifierCounter~0 0) (or (= 2 ~waterLevel~0) (<= ~waterLevel~0 1)) (= ~switchedOnBeforeTS~0 1) (= |ULTIMATE.start_isPumpRunning_#res| 1) (not (= 0 ~systemActive~0)) (= ~pumpRunning~0 1)) [2021-10-28 23:03:23,490 INFO L853 garLoopResultBuilder]: At program point L969-1(lines 954 972) the Hoare annotation is: false [2021-10-28 23:03:23,490 INFO L853 garLoopResultBuilder]: At program point L969-2(lines 954 972) the Hoare annotation is: false [2021-10-28 23:03:23,490 INFO L853 garLoopResultBuilder]: At program point L969-3(lines 954 972) the Hoare annotation is: false [2021-10-28 23:03:23,491 INFO L853 garLoopResultBuilder]: At program point L969-4(lines 954 972) the Hoare annotation is: false [2021-10-28 23:03:23,491 INFO L853 garLoopResultBuilder]: At program point L969-5(lines 954 972) the Hoare annotation is: false [2021-10-28 23:03:23,491 INFO L853 garLoopResultBuilder]: At program point L738(lines 733 741) the Hoare annotation is: (and (= ULTIMATE.start_test_~splverifierCounter~0 0) (or (= 2 ~waterLevel~0) (<= ~waterLevel~0 1)) (= ~switchedOnBeforeTS~0 1) (= |ULTIMATE.start_isPumpRunning_#res| 1) (not (= 0 ~systemActive~0)) (= ~pumpRunning~0 1)) [2021-10-28 23:03:23,491 INFO L853 garLoopResultBuilder]: At program point L738-1(lines 733 741) the Hoare annotation is: false [2021-10-28 23:03:23,491 INFO L853 garLoopResultBuilder]: At program point L738-2(lines 733 741) the Hoare annotation is: false [2021-10-28 23:03:23,492 INFO L853 garLoopResultBuilder]: At program point L738-3(lines 733 741) the Hoare annotation is: false [2021-10-28 23:03:23,492 INFO L853 garLoopResultBuilder]: At program point L738-4(lines 733 741) the Hoare annotation is: false [2021-10-28 23:03:23,492 INFO L853 garLoopResultBuilder]: At program point L738-5(lines 733 741) the Hoare annotation is: false [2021-10-28 23:03:23,492 INFO L857 garLoopResultBuilder]: For program point L607(lines 607 620) no Hoare annotation was computed. [2021-10-28 23:03:23,492 INFO L857 garLoopResultBuilder]: For program point L508(lines 508 515) no Hoare annotation was computed. [2021-10-28 23:03:23,493 INFO L860 garLoopResultBuilder]: At program point L508-1(lines 508 515) the Hoare annotation is: true [2021-10-28 23:03:23,493 INFO L853 garLoopResultBuilder]: At program point L1005(lines 758 764) the Hoare annotation is: (let ((.cse0 (= ULTIMATE.start_test_~splverifierCounter~0 0)) (.cse1 (or (= 2 ~waterLevel~0) (<= ~waterLevel~0 1)))) (or (and .cse0 .cse1 (= ~switchedOnBeforeTS~0 1) (= |ULTIMATE.start_isPumpRunning_#res| 1) (not (= 0 ~systemActive~0)) (= ~pumpRunning~0 1)) (and .cse0 (= ~pumpRunning~0 0) .cse1 (= |ULTIMATE.start_isPumpRunning_#res| 0)))) [2021-10-28 23:03:23,493 INFO L853 garLoopResultBuilder]: At program point L1005-1(lines 758 764) the Hoare annotation is: false [2021-10-28 23:03:23,493 INFO L853 garLoopResultBuilder]: At program point L1005-2(lines 758 764) the Hoare annotation is: false [2021-10-28 23:03:23,494 INFO L853 garLoopResultBuilder]: At program point L544(lines 1 1036) the Hoare annotation is: (and (= ~pumpRunning~0 0) (= 1 ~systemActive~0) (= ~waterLevel~0 1)) [2021-10-28 23:03:23,494 INFO L857 garLoopResultBuilder]: For program point L842(lines 842 859) no Hoare annotation was computed. [2021-10-28 23:03:23,494 INFO L857 garLoopResultBuilder]: For program point L842-1(lines 842 859) no Hoare annotation was computed. [2021-10-28 23:03:23,494 INFO L857 garLoopResultBuilder]: For program point L842-2(lines 842 859) no Hoare annotation was computed. [2021-10-28 23:03:23,494 INFO L857 garLoopResultBuilder]: For program point L578(lines 577 624) no Hoare annotation was computed. [2021-10-28 23:03:23,495 INFO L853 garLoopResultBuilder]: At program point L479(lines 475 481) the Hoare annotation is: (and (= ~pumpRunning~0 0) (= |ULTIMATE.start_valid_product_#res| ~systemActive~0) (= 1 ~systemActive~0) (= ULTIMATE.start_main_~tmp~3 ~systemActive~0) (= ~waterLevel~0 1)) [2021-10-28 23:03:23,495 INFO L857 garLoopResultBuilder]: For program point L579(lines 579 583) no Hoare annotation was computed. [2021-10-28 23:03:23,495 INFO L857 garLoopResultBuilder]: For program point L646(lines 646 650) no Hoare annotation was computed. [2021-10-28 23:03:23,495 INFO L857 garLoopResultBuilder]: For program point L613(lines 613 619) no Hoare annotation was computed. [2021-10-28 23:03:23,495 INFO L853 garLoopResultBuilder]: At program point L613-1(lines 613 619) the Hoare annotation is: (let ((.cse1 (= 2 ~waterLevel~0))) (let ((.cse2 (not (= 0 ~systemActive~0))) (.cse3 (= ~pumpRunning~0 1)) (.cse0 (= ULTIMATE.start_test_~splverifierCounter~0 0)) (.cse4 (or .cse1 (<= ~waterLevel~0 1)))) (or (and .cse0 .cse1 .cse2 .cse3) (and .cse0 .cse4 (= ~switchedOnBeforeTS~0 1) (= |ULTIMATE.start_isPumpRunning_#res| 1) .cse2 .cse3) (and .cse0 (= ~pumpRunning~0 0) .cse4)))) [2021-10-28 23:03:23,496 INFO L857 garLoopResultBuilder]: For program point L646-3(lines 646 650) no Hoare annotation was computed. [2021-10-28 23:03:23,496 INFO L857 garLoopResultBuilder]: For program point L646-6(lines 646 650) no Hoare annotation was computed. [2021-10-28 23:03:23,496 INFO L857 garLoopResultBuilder]: For program point L977(lines 977 983) no Hoare annotation was computed. [2021-10-28 23:03:23,496 INFO L853 garLoopResultBuilder]: At program point L977-1(lines 977 983) the Hoare annotation is: (and (= ULTIMATE.start_test_~splverifierCounter~0 0) (= ~pumpRunning~0 0) (or (= 2 ~waterLevel~0) (<= ~waterLevel~0 1))) [2021-10-28 23:03:23,496 INFO L857 garLoopResultBuilder]: For program point L944(lines 944 948) no Hoare annotation was computed. [2021-10-28 23:03:23,497 INFO L857 garLoopResultBuilder]: For program point L944-2(lines 944 948) no Hoare annotation was computed. [2021-10-28 23:03:23,497 INFO L857 garLoopResultBuilder]: For program point L944-3(lines 944 948) no Hoare annotation was computed. [2021-10-28 23:03:23,497 INFO L857 garLoopResultBuilder]: For program point L944-5(lines 944 948) no Hoare annotation was computed. [2021-10-28 23:03:23,497 INFO L857 garLoopResultBuilder]: For program point L944-6(lines 944 948) no Hoare annotation was computed. [2021-10-28 23:03:23,497 INFO L857 garLoopResultBuilder]: For program point L944-8(lines 944 948) no Hoare annotation was computed. [2021-10-28 23:03:23,497 INFO L857 garLoopResultBuilder]: For program point L944-9(lines 944 948) no Hoare annotation was computed. [2021-10-28 23:03:23,498 INFO L857 garLoopResultBuilder]: For program point L944-11(lines 944 948) no Hoare annotation was computed. [2021-10-28 23:03:23,498 INFO L857 garLoopResultBuilder]: For program point L944-12(lines 944 948) no Hoare annotation was computed. [2021-10-28 23:03:23,498 INFO L857 garLoopResultBuilder]: For program point L944-14(lines 944 948) no Hoare annotation was computed. [2021-10-28 23:03:23,498 INFO L857 garLoopResultBuilder]: For program point L944-15(lines 944 948) no Hoare annotation was computed. [2021-10-28 23:03:23,498 INFO L857 garLoopResultBuilder]: For program point L944-17(lines 944 948) no Hoare annotation was computed. [2021-10-28 23:03:23,499 INFO L857 garLoopResultBuilder]: For program point L944-18(lines 944 948) no Hoare annotation was computed. [2021-10-28 23:03:23,499 INFO L857 garLoopResultBuilder]: For program point ULTIMATE.startENTRY(line -1) no Hoare annotation was computed. [2021-10-28 23:03:23,499 INFO L857 garLoopResultBuilder]: For program point L944-20(lines 944 948) no Hoare annotation was computed. [2021-10-28 23:03:23,499 INFO L857 garLoopResultBuilder]: For program point L944-21(lines 944 948) no Hoare annotation was computed. [2021-10-28 23:03:23,499 INFO L857 garLoopResultBuilder]: For program point L944-23(lines 944 948) no Hoare annotation was computed. [2021-10-28 23:03:23,499 INFO L857 garLoopResultBuilder]: For program point L944-24(lines 944 948) no Hoare annotation was computed. [2021-10-28 23:03:23,500 INFO L857 garLoopResultBuilder]: For program point L944-26(lines 944 948) no Hoare annotation was computed. [2021-10-28 23:03:23,500 INFO L857 garLoopResultBuilder]: For program point L944-27(lines 944 948) no Hoare annotation was computed. [2021-10-28 23:03:23,500 INFO L857 garLoopResultBuilder]: For program point L944-29(lines 944 948) no Hoare annotation was computed. [2021-10-28 23:03:23,500 INFO L857 garLoopResultBuilder]: For program point L944-30(lines 944 948) no Hoare annotation was computed. [2021-10-28 23:03:23,500 INFO L857 garLoopResultBuilder]: For program point L944-32(lines 944 948) no Hoare annotation was computed. [2021-10-28 23:03:23,500 INFO L857 garLoopResultBuilder]: For program point L944-33(lines 944 948) no Hoare annotation was computed. [2021-10-28 23:03:23,501 INFO L857 garLoopResultBuilder]: For program point L846(lines 846 854) no Hoare annotation was computed. [2021-10-28 23:03:23,501 INFO L857 garLoopResultBuilder]: For program point L846-1(lines 846 854) no Hoare annotation was computed. [2021-10-28 23:03:23,501 INFO L857 garLoopResultBuilder]: For program point L944-35(lines 944 948) no Hoare annotation was computed. [2021-10-28 23:03:23,501 INFO L857 garLoopResultBuilder]: For program point L846-2(lines 846 854) no Hoare annotation was computed. [2021-10-28 23:03:23,501 INFO L853 garLoopResultBuilder]: At program point L715(lines 710 718) the Hoare annotation is: (let ((.cse1 (= 2 ~waterLevel~0))) (let ((.cse3 (= ~pumpRunning~0 1)) (.cse0 (= ULTIMATE.start_test_~splverifierCounter~0 0)) (.cse5 (= ~pumpRunning~0 0)) (.cse4 (or .cse1 (<= ~waterLevel~0 1))) (.cse2 (not (= 0 ~systemActive~0)))) (or (and .cse0 .cse1 (= |ULTIMATE.start_getWaterLevel_#res| 2) .cse2 .cse3) (and .cse0 .cse4 (= ~switchedOnBeforeTS~0 1) (= |ULTIMATE.start_isPumpRunning_#res| 1) .cse2 .cse3) (and .cse0 .cse5 .cse4 (= |ULTIMATE.start_isPumpRunning_#res| 0)) (and .cse0 .cse5 .cse4 .cse2)))) [2021-10-28 23:03:23,502 INFO L853 garLoopResultBuilder]: At program point L715-1(lines 710 718) the Hoare annotation is: false [2021-10-28 23:03:23,502 INFO L853 garLoopResultBuilder]: At program point L715-2(lines 710 718) the Hoare annotation is: false [2021-10-28 23:03:23,502 INFO L860 garLoopResultBuilder]: At program point L517(lines 498 520) the Hoare annotation is: true [2021-10-28 23:03:23,502 INFO L853 garLoopResultBuilder]: At program point L683(lines 678 686) the Hoare annotation is: (and (= ULTIMATE.start_test_~splverifierCounter~0 0) (or (= 2 ~waterLevel~0) (<= ~waterLevel~0 1)) (= ~switchedOnBeforeTS~0 1) (= |ULTIMATE.start_isPumpRunning_#res| 1) (not (= 0 ~systemActive~0)) (= ~pumpRunning~0 1)) [2021-10-28 23:03:23,502 INFO L853 garLoopResultBuilder]: At program point L683-1(lines 678 686) the Hoare annotation is: false [2021-10-28 23:03:23,503 INFO L853 garLoopResultBuilder]: At program point L683-2(lines 678 686) the Hoare annotation is: false [2021-10-28 23:03:23,503 INFO L857 garLoopResultBuilder]: For program point L816(lines 816 833) no Hoare annotation was computed. [2021-10-28 23:03:23,503 INFO L857 garLoopResultBuilder]: For program point L816-1(lines 816 833) no Hoare annotation was computed. [2021-10-28 23:03:23,503 INFO L857 garLoopResultBuilder]: For program point L816-2(lines 816 833) no Hoare annotation was computed. [2021-10-28 23:03:23,503 INFO L857 garLoopResultBuilder]: For program point L816-3(lines 816 833) no Hoare annotation was computed. [2021-10-28 23:03:23,504 INFO L857 garLoopResultBuilder]: For program point L816-4(lines 816 833) no Hoare annotation was computed. [2021-10-28 23:03:23,504 INFO L857 garLoopResultBuilder]: For program point L816-5(lines 816 833) no Hoare annotation was computed. [2021-10-28 23:03:23,504 INFO L853 garLoopResultBuilder]: At program point L552(lines 547 555) the Hoare annotation is: (and (= ~pumpRunning~0 0) (= |ULTIMATE.start_valid_product_#res| ~systemActive~0) (= 1 ~systemActive~0) (= ~waterLevel~0 1)) [2021-10-28 23:03:23,504 INFO L857 garLoopResultBuilder]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2021-10-28 23:03:23,504 INFO L857 garLoopResultBuilder]: For program point L1016(lines 1016 1033) no Hoare annotation was computed. [2021-10-28 23:03:23,505 INFO L853 garLoopResultBuilder]: At program point L1016-1(lines 1 1036) the Hoare annotation is: (let ((.cse5 (= 2 ~waterLevel~0))) (let ((.cse3 (= ~pumpRunning~0 1)) (.cse0 (= ULTIMATE.start_test_~splverifierCounter~0 0)) (.cse4 (= ~pumpRunning~0 0)) (.cse1 (or .cse5 (<= ~waterLevel~0 1))) (.cse2 (not (= 0 ~systemActive~0)))) (or (and .cse0 .cse1 (= ~switchedOnBeforeTS~0 1) (= |ULTIMATE.start_isPumpRunning_#res| 1) .cse2 .cse3) (and .cse0 .cse4 .cse1 (= |ULTIMATE.start_isPumpRunning_#res| 0)) (and .cse0 .cse5 (= ULTIMATE.start___utac_acc__Specification5_spec__3_~tmp~10 2) (= |ULTIMATE.start_getWaterLevel_#res| 2) .cse2 .cse3) (and .cse0 .cse4 .cse1 .cse2)))) [2021-10-28 23:03:23,505 INFO L853 garLoopResultBuilder]: At program point L950(lines 935 953) the Hoare annotation is: false [2021-10-28 23:03:23,505 INFO L857 garLoopResultBuilder]: For program point L1016-2(lines 1016 1033) no Hoare annotation was computed. [2021-10-28 23:03:23,505 INFO L853 garLoopResultBuilder]: At program point L950-1(lines 935 953) the Hoare annotation is: false [2021-10-28 23:03:23,505 INFO L853 garLoopResultBuilder]: At program point L1016-3(lines 1 1036) the Hoare annotation is: false [2021-10-28 23:03:23,505 INFO L853 garLoopResultBuilder]: At program point L950-2(lines 935 953) the Hoare annotation is: false [2021-10-28 23:03:23,506 INFO L857 garLoopResultBuilder]: For program point L1016-4(lines 1016 1033) no Hoare annotation was computed. [2021-10-28 23:03:23,506 INFO L853 garLoopResultBuilder]: At program point L950-3(lines 935 953) the Hoare annotation is: (let ((.cse0 (= ULTIMATE.start_test_~splverifierCounter~0 0)) (.cse1 (= ~pumpRunning~0 0)) (.cse2 (not (= 0 ~systemActive~0)))) (or (and .cse0 (= ULTIMATE.start_isHighWaterLevel_~tmp___0~1 0) .cse1 (<= ~waterLevel~0 1) (= |ULTIMATE.start_isHighWaterLevel_#res| 0) .cse2) (and .cse0 .cse1 (= 2 ~waterLevel~0) .cse2))) [2021-10-28 23:03:23,506 INFO L853 garLoopResultBuilder]: At program point L1016-5(lines 1 1036) the Hoare annotation is: false [2021-10-28 23:03:23,506 INFO L853 garLoopResultBuilder]: At program point L950-4(lines 935 953) the Hoare annotation is: false [2021-10-28 23:03:23,506 INFO L853 garLoopResultBuilder]: At program point L950-5(lines 935 953) the Hoare annotation is: false [2021-10-28 23:03:23,507 INFO L853 garLoopResultBuilder]: At program point L950-6(lines 935 953) the Hoare annotation is: false [2021-10-28 23:03:23,507 INFO L853 garLoopResultBuilder]: At program point L950-7(lines 935 953) the Hoare annotation is: false [2021-10-28 23:03:23,507 INFO L853 garLoopResultBuilder]: At program point L950-8(lines 935 953) the Hoare annotation is: false [2021-10-28 23:03:23,507 INFO L853 garLoopResultBuilder]: At program point L950-9(lines 935 953) the Hoare annotation is: false [2021-10-28 23:03:23,507 INFO L853 garLoopResultBuilder]: At program point L950-10(lines 935 953) the Hoare annotation is: false [2021-10-28 23:03:23,508 INFO L857 garLoopResultBuilder]: For program point L587(lines 587 593) no Hoare annotation was computed. [2021-10-28 23:03:23,508 INFO L853 garLoopResultBuilder]: At program point L950-11(lines 935 953) the Hoare annotation is: false [2021-10-28 23:03:23,508 INFO L853 garLoopResultBuilder]: At program point L587-1(lines 587 593) the Hoare annotation is: (let ((.cse1 (= 2 ~waterLevel~0))) (let ((.cse3 (= ~pumpRunning~0 1)) (.cse0 (= ULTIMATE.start_test_~splverifierCounter~0 0)) (.cse5 (= ~pumpRunning~0 0)) (.cse4 (or .cse1 (<= ~waterLevel~0 1))) (.cse2 (not (= 0 ~systemActive~0)))) (or (and .cse0 .cse1 .cse2 .cse3) (and .cse0 .cse4 (= ~switchedOnBeforeTS~0 1) (= |ULTIMATE.start_isPumpRunning_#res| 1) .cse2 .cse3) (and .cse0 .cse5 .cse4 (= |ULTIMATE.start_isPumpRunning_#res| 0)) (and .cse0 .cse5 .cse4 .cse2)))) [2021-10-28 23:03:23,508 INFO L853 garLoopResultBuilder]: At program point L886(lines 879 889) the Hoare annotation is: (and (= ULTIMATE.start_test_~splverifierCounter~0 0) (or (= 2 ~waterLevel~0) (<= ~waterLevel~0 1)) (= ~switchedOnBeforeTS~0 1) (= |ULTIMATE.start_isPumpRunning_#res| 1) (not (= 0 ~systemActive~0)) (= ~pumpRunning~0 1)) [2021-10-28 23:03:23,508 INFO L853 garLoopResultBuilder]: At program point L886-1(lines 879 889) the Hoare annotation is: false [2021-10-28 23:03:23,509 INFO L857 garLoopResultBuilder]: For program point L820(lines 820 828) no Hoare annotation was computed. [2021-10-28 23:03:23,509 INFO L853 garLoopResultBuilder]: At program point L886-2(lines 879 889) the Hoare annotation is: false [2021-10-28 23:03:23,509 INFO L857 garLoopResultBuilder]: For program point L820-1(lines 820 828) no Hoare annotation was computed. [2021-10-28 23:03:23,509 INFO L857 garLoopResultBuilder]: For program point L820-2(lines 820 828) no Hoare annotation was computed. [2021-10-28 23:03:23,509 INFO L857 garLoopResultBuilder]: For program point L820-3(lines 820 828) no Hoare annotation was computed. [2021-10-28 23:03:23,510 INFO L857 garLoopResultBuilder]: For program point L820-4(lines 820 828) no Hoare annotation was computed. [2021-10-28 23:03:23,510 INFO L857 garLoopResultBuilder]: For program point L820-5(lines 820 828) no Hoare annotation was computed. [2021-10-28 23:03:23,510 INFO L857 garLoopResultBuilder]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2021-10-28 23:03:23,510 INFO L857 garLoopResultBuilder]: For program point L1020(lines 1020 1030) no Hoare annotation was computed. [2021-10-28 23:03:23,510 INFO L857 garLoopResultBuilder]: For program point L1020-2(lines 1020 1030) no Hoare annotation was computed. [2021-10-28 23:03:23,510 INFO L857 garLoopResultBuilder]: For program point L1020-4(lines 1020 1030) no Hoare annotation was computed. [2021-10-28 23:03:23,511 INFO L857 garLoopResultBuilder]: For program point L723(lines 723 729) no Hoare annotation was computed. [2021-10-28 23:03:23,511 INFO L857 garLoopResultBuilder]: For program point L723-1(lines 723 729) no Hoare annotation was computed. [2021-10-28 23:03:23,511 INFO L857 garLoopResultBuilder]: For program point L723-2(lines 723 729) no Hoare annotation was computed. [2021-10-28 23:03:23,511 INFO L857 garLoopResultBuilder]: For program point L723-3(lines 723 729) no Hoare annotation was computed. [2021-10-28 23:03:23,511 INFO L857 garLoopResultBuilder]: For program point L723-4(lines 723 729) no Hoare annotation was computed. [2021-10-28 23:03:23,511 INFO L857 garLoopResultBuilder]: For program point L723-5(lines 723 729) no Hoare annotation was computed. [2021-10-28 23:03:23,512 INFO L857 garLoopResultBuilder]: For program point L723-6(lines 723 729) no Hoare annotation was computed. [2021-10-28 23:03:23,512 INFO L857 garLoopResultBuilder]: For program point L723-7(lines 723 729) no Hoare annotation was computed. [2021-10-28 23:03:23,512 INFO L857 garLoopResultBuilder]: For program point L723-8(lines 723 729) no Hoare annotation was computed. [2021-10-28 23:03:23,512 INFO L857 garLoopResultBuilder]: For program point L723-9(lines 723 729) no Hoare annotation was computed. [2021-10-28 23:03:23,512 INFO L857 garLoopResultBuilder]: For program point L723-10(lines 723 729) no Hoare annotation was computed. [2021-10-28 23:03:23,512 INFO L857 garLoopResultBuilder]: For program point L723-11(lines 723 729) no Hoare annotation was computed. [2021-10-28 23:03:23,513 INFO L857 garLoopResultBuilder]: For program point L1021(lines 1021 1027) no Hoare annotation was computed. [2021-10-28 23:03:23,513 INFO L857 garLoopResultBuilder]: For program point L1021-2(lines 1021 1027) no Hoare annotation was computed. [2021-10-28 23:03:23,513 INFO L857 garLoopResultBuilder]: For program point L1021-4(lines 1021 1027) no Hoare annotation was computed. [2021-10-28 23:03:23,513 INFO L857 garLoopResultBuilder]: For program point L790(lines 790 807) no Hoare annotation was computed. [2021-10-28 23:03:23,513 INFO L857 garLoopResultBuilder]: For program point L790-1(lines 790 807) no Hoare annotation was computed. [2021-10-28 23:03:23,513 INFO L857 garLoopResultBuilder]: For program point L790-2(lines 790 807) no Hoare annotation was computed. [2021-10-28 23:03:23,514 INFO L857 garLoopResultBuilder]: For program point L790-3(lines 790 807) no Hoare annotation was computed. [2021-10-28 23:03:23,514 INFO L857 garLoopResultBuilder]: For program point L658(lines 658 662) no Hoare annotation was computed. [2021-10-28 23:03:23,514 INFO L857 garLoopResultBuilder]: For program point L790-4(lines 790 807) no Hoare annotation was computed. [2021-10-28 23:03:23,514 INFO L853 garLoopResultBuilder]: At program point L625(lines 576 626) the Hoare annotation is: false [2021-10-28 23:03:23,514 INFO L857 garLoopResultBuilder]: For program point L790-5(lines 790 807) no Hoare annotation was computed. [2021-10-28 23:03:23,515 INFO L857 garLoopResultBuilder]: For program point L790-6(lines 790 807) no Hoare annotation was computed. [2021-10-28 23:03:23,515 INFO L857 garLoopResultBuilder]: For program point L790-7(lines 790 807) no Hoare annotation was computed. [2021-10-28 23:03:23,515 INFO L857 garLoopResultBuilder]: For program point L790-8(lines 790 807) no Hoare annotation was computed. [2021-10-28 23:03:23,515 INFO L857 garLoopResultBuilder]: For program point L790-9(lines 790 807) no Hoare annotation was computed. [2021-10-28 23:03:23,515 INFO L857 garLoopResultBuilder]: For program point L790-10(lines 790 807) no Hoare annotation was computed. [2021-10-28 23:03:23,515 INFO L857 garLoopResultBuilder]: For program point L790-11(lines 790 807) no Hoare annotation was computed. [2021-10-28 23:03:23,516 INFO L853 garLoopResultBuilder]: At program point L758(lines 754 776) the Hoare annotation is: (let ((.cse0 (= ULTIMATE.start_test_~splverifierCounter~0 0)) (.cse3 (= ~pumpRunning~0 0)) (.cse1 (or (= 2 ~waterLevel~0) (<= ~waterLevel~0 1))) (.cse2 (not (= 0 ~systemActive~0)))) (or (and .cse0 .cse1 (= ~switchedOnBeforeTS~0 1) (= |ULTIMATE.start_isPumpRunning_#res| 1) .cse2 (= ~pumpRunning~0 1)) (and .cse0 .cse3 .cse1 (= |ULTIMATE.start_isPumpRunning_#res| 0)) (and .cse0 .cse3 .cse1 .cse2))) [2021-10-28 23:03:23,516 INFO L853 garLoopResultBuilder]: At program point L758-1(lines 754 776) the Hoare annotation is: false [2021-10-28 23:03:23,516 INFO L853 garLoopResultBuilder]: At program point L758-2(lines 754 776) the Hoare annotation is: false [2021-10-28 23:03:23,516 INFO L853 garLoopResultBuilder]: At program point L428-2(lines 428 442) the Hoare annotation is: false [2021-10-28 23:03:23,516 INFO L857 garLoopResultBuilder]: For program point L-1(line -1) no Hoare annotation was computed. [2021-10-28 23:03:23,517 INFO L857 garLoopResultBuilder]: For program point ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION(line 561) no Hoare annotation was computed. [2021-10-28 23:03:23,517 INFO L857 garLoopResultBuilder]: For program point L561(line 561) no Hoare annotation was computed. [2021-10-28 23:03:23,517 INFO L857 garLoopResultBuilder]: For program point L561-1(line 561) no Hoare annotation was computed. [2021-10-28 23:03:23,517 INFO L857 garLoopResultBuilder]: For program point L561-2(line 561) no Hoare annotation was computed. [2021-10-28 23:03:23,517 INFO L857 garLoopResultBuilder]: For program point L429(line 429) no Hoare annotation was computed. [2021-10-28 23:03:23,518 INFO L857 garLoopResultBuilder]: For program point L794(lines 794 802) no Hoare annotation was computed. [2021-10-28 23:03:23,518 INFO L857 garLoopResultBuilder]: For program point L794-1(lines 794 802) no Hoare annotation was computed. [2021-10-28 23:03:23,518 INFO L853 garLoopResultBuilder]: At program point L728(lines 719 732) the Hoare annotation is: false [2021-10-28 23:03:23,518 INFO L857 garLoopResultBuilder]: For program point L794-2(lines 794 802) no Hoare annotation was computed. [2021-10-28 23:03:23,518 INFO L853 garLoopResultBuilder]: At program point L728-1(lines 719 732) the Hoare annotation is: false [2021-10-28 23:03:23,519 INFO L857 garLoopResultBuilder]: For program point L794-3(lines 794 802) no Hoare annotation was computed. [2021-10-28 23:03:23,519 INFO L853 garLoopResultBuilder]: At program point L728-2(lines 719 732) the Hoare annotation is: false [2021-10-28 23:03:23,519 INFO L857 garLoopResultBuilder]: For program point L794-4(lines 794 802) no Hoare annotation was computed. [2021-10-28 23:03:23,519 INFO L853 garLoopResultBuilder]: At program point L728-3(lines 719 732) the Hoare annotation is: (let ((.cse0 (= ULTIMATE.start_test_~splverifierCounter~0 0)) (.cse1 (= ~pumpRunning~0 0)) (.cse2 (not (= 0 ~systemActive~0)))) (or (and .cse0 .cse1 (= 2 ~waterLevel~0) .cse2) (and .cse0 .cse1 (<= ~waterLevel~0 1) (= |ULTIMATE.start_isHighWaterSensorDry_#res| 1) .cse2))) [2021-10-28 23:03:23,519 INFO L857 garLoopResultBuilder]: For program point L794-5(lines 794 802) no Hoare annotation was computed. [2021-10-28 23:03:23,520 INFO L853 garLoopResultBuilder]: At program point L728-4(lines 719 732) the Hoare annotation is: false [2021-10-28 23:03:23,520 INFO L857 garLoopResultBuilder]: For program point L794-6(lines 794 802) no Hoare annotation was computed. [2021-10-28 23:03:23,520 INFO L853 garLoopResultBuilder]: At program point L728-5(lines 719 732) the Hoare annotation is: false [2021-10-28 23:03:23,520 INFO L857 garLoopResultBuilder]: For program point L794-7(lines 794 802) no Hoare annotation was computed. [2021-10-28 23:03:23,520 INFO L853 garLoopResultBuilder]: At program point L728-6(lines 719 732) the Hoare annotation is: false [2021-10-28 23:03:23,520 INFO L857 garLoopResultBuilder]: For program point L794-8(lines 794 802) no Hoare annotation was computed. [2021-10-28 23:03:23,521 INFO L853 garLoopResultBuilder]: At program point L728-7(lines 719 732) the Hoare annotation is: false [2021-10-28 23:03:23,521 INFO L857 garLoopResultBuilder]: For program point L794-9(lines 794 802) no Hoare annotation was computed. [2021-10-28 23:03:23,521 INFO L853 garLoopResultBuilder]: At program point L728-8(lines 719 732) the Hoare annotation is: false [2021-10-28 23:03:23,521 INFO L857 garLoopResultBuilder]: For program point L794-10(lines 794 802) no Hoare annotation was computed. [2021-10-28 23:03:23,521 INFO L853 garLoopResultBuilder]: At program point L728-9(lines 719 732) the Hoare annotation is: false [2021-10-28 23:03:23,522 INFO L857 garLoopResultBuilder]: For program point L794-11(lines 794 802) no Hoare annotation was computed. [2021-10-28 23:03:23,522 INFO L853 garLoopResultBuilder]: At program point L728-10(lines 719 732) the Hoare annotation is: false [2021-10-28 23:03:23,522 INFO L853 garLoopResultBuilder]: At program point L728-11(lines 719 732) the Hoare annotation is: false [2021-10-28 23:03:23,526 INFO L731 BasicCegarLoop]: Path program histogram: [1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-10-28 23:03:23,528 INFO L179 ceAbstractionStarter]: Computing trace abstraction results [2021-10-28 23:03:23,564 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 28.10 11:03:23 BoogieIcfgContainer [2021-10-28 23:03:23,564 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2021-10-28 23:03:23,564 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2021-10-28 23:03:23,565 INFO L271 PluginConnector]: Initializing Witness Printer... [2021-10-28 23:03:23,565 INFO L275 PluginConnector]: Witness Printer initialized [2021-10-28 23:03:23,565 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 28.10 11:03:14" (3/4) ... [2021-10-28 23:03:23,569 INFO L137 WitnessPrinter]: Generating witness for correct program [2021-10-28 23:03:23,598 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 41 nodes and edges [2021-10-28 23:03:23,600 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 21 nodes and edges [2021-10-28 23:03:23,603 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 10 nodes and edges [2021-10-28 23:03:23,611 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 5 nodes and edges [2021-10-28 23:03:23,613 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 2 nodes and edges [2021-10-28 23:03:23,615 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2021-10-28 23:03:23,618 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2021-10-28 23:03:23,654 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((pumpRunning == 0 && \result == systemActive) && 1 == systemActive) && waterLevel == 1 [2021-10-28 23:03:23,655 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((pumpRunning == 0 && \result == systemActive) && 1 == systemActive) && tmp == systemActive) && waterLevel == 1 [2021-10-28 23:03:23,655 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((pumpRunning == 0 && \result == systemActive) && 1 == systemActive) && tmp == systemActive) && waterLevel == 1 [2021-10-28 23:03:23,655 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((((((splverifierCounter == 0 && (2 == waterLevel || waterLevel <= 1)) && switchedOnBeforeTS == 1) && \result == 1) && !(0 == systemActive)) && pumpRunning == 1) || (((splverifierCounter == 0 && pumpRunning == 0) && (2 == waterLevel || waterLevel <= 1)) && \result == 0)) || (((((splverifierCounter == 0 && 2 == waterLevel) && tmp == 2) && \result == 2) && !(0 == systemActive)) && pumpRunning == 1)) || (((splverifierCounter == 0 && pumpRunning == 0) && (2 == waterLevel || waterLevel <= 1)) && !(0 == systemActive)) [2021-10-28 23:03:23,656 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((((splverifierCounter == 0 && 2 == waterLevel) && !(0 == systemActive)) && pumpRunning == 1) || (((((splverifierCounter == 0 && (2 == waterLevel || waterLevel <= 1)) && switchedOnBeforeTS == 1) && \result == 1) && !(0 == systemActive)) && pumpRunning == 1)) || (((splverifierCounter == 0 && pumpRunning == 0) && (2 == waterLevel || waterLevel <= 1)) && \result == 0)) || (((splverifierCounter == 0 && pumpRunning == 0) && (2 == waterLevel || waterLevel <= 1)) && !(0 == systemActive)) [2021-10-28 23:03:23,657 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((((splverifierCounter == 0 && 2 == waterLevel) && !(0 == systemActive)) && pumpRunning == 1) || (((((splverifierCounter == 0 && (2 == waterLevel || waterLevel <= 1)) && switchedOnBeforeTS == 1) && \result == 1) && !(0 == systemActive)) && pumpRunning == 1)) || (((splverifierCounter == 0 && pumpRunning == 0) && (2 == waterLevel || waterLevel <= 1)) && \result == 0)) || (((splverifierCounter == 0 && pumpRunning == 0) && (2 == waterLevel || waterLevel <= 1)) && !(0 == systemActive)) [2021-10-28 23:03:23,658 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((splverifierCounter == 0 && 2 == waterLevel) && !(0 == systemActive)) && pumpRunning == 1) || (((((splverifierCounter == 0 && (2 == waterLevel || waterLevel <= 1)) && switchedOnBeforeTS == 1) && \result == 1) && !(0 == systemActive)) && pumpRunning == 1)) || ((splverifierCounter == 0 && pumpRunning == 0) && (2 == waterLevel || waterLevel <= 1)) [2021-10-28 23:03:23,660 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((((splverifierCounter == 0 && 2 == waterLevel) && \result == 1) && !(0 == systemActive)) && pumpRunning == 1) || (((((splverifierCounter == 0 && (2 == waterLevel || waterLevel <= 1)) && switchedOnBeforeTS == 1) && \result == 1) && !(0 == systemActive)) && pumpRunning == 1)) || (((splverifierCounter == 0 && pumpRunning == 0) && (2 == waterLevel || waterLevel <= 1)) && \result == 0) [2021-10-28 23:03:23,661 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((((splverifierCounter == 0 && (2 == waterLevel || waterLevel <= 1)) && switchedOnBeforeTS == 1) && \result == 1) && !(0 == systemActive)) && pumpRunning == 1) || (((splverifierCounter == 0 && pumpRunning == 0) && (2 == waterLevel || waterLevel <= 1)) && \result == 0) [2021-10-28 23:03:23,661 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((((splverifierCounter == 0 && (2 == waterLevel || waterLevel <= 1)) && switchedOnBeforeTS == 1) && \result == 1) && !(0 == systemActive)) && pumpRunning == 1) || (((splverifierCounter == 0 && pumpRunning == 0) && (2 == waterLevel || waterLevel <= 1)) && \result == 0)) || (((splverifierCounter == 0 && pumpRunning == 0) && (2 == waterLevel || waterLevel <= 1)) && !(0 == systemActive)) [2021-10-28 23:03:23,662 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((((splverifierCounter == 0 && 2 == waterLevel) && !(0 == systemActive)) && pumpRunning == 1) || (((((splverifierCounter == 0 && (2 == waterLevel || waterLevel <= 1)) && switchedOnBeforeTS == 1) && \result == 1) && !(0 == systemActive)) && pumpRunning == 1)) || (((splverifierCounter == 0 && pumpRunning == 0) && (2 == waterLevel || waterLevel <= 1)) && \result == 0)) || (((splverifierCounter == 0 && pumpRunning == 0) && (2 == waterLevel || waterLevel <= 1)) && !(0 == systemActive)) [2021-10-28 23:03:23,664 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((((splverifierCounter == 0 && 2 == waterLevel) && \result == 2) && !(0 == systemActive)) && pumpRunning == 1) || (((((splverifierCounter == 0 && (2 == waterLevel || waterLevel <= 1)) && switchedOnBeforeTS == 1) && \result == 1) && !(0 == systemActive)) && pumpRunning == 1)) || (((splverifierCounter == 0 && pumpRunning == 0) && (2 == waterLevel || waterLevel <= 1)) && \result == 0)) || (((splverifierCounter == 0 && pumpRunning == 0) && (2 == waterLevel || waterLevel <= 1)) && !(0 == systemActive)) [2021-10-28 23:03:23,665 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((splverifierCounter == 0 && (2 == waterLevel || waterLevel <= 1)) && switchedOnBeforeTS == 1) && \result == 1) && !(0 == systemActive)) && pumpRunning == 1 [2021-10-28 23:03:23,673 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((splverifierCounter == 0 && (2 == waterLevel || waterLevel <= 1)) && switchedOnBeforeTS == 1) && \result == 1) && !(0 == systemActive)) && pumpRunning == 1 [2021-10-28 23:03:23,673 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((((splverifierCounter == 0 && (2 == waterLevel || waterLevel <= 1)) && switchedOnBeforeTS == 1) && \result == 1) && !(0 == systemActive)) && pumpRunning == 1) || (((splverifierCounter == 0 && pumpRunning == 0) && (2 == waterLevel || waterLevel <= 1)) && \result == 0) [2021-10-28 23:03:23,674 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((splverifierCounter == 0 && pumpRunning == 0) && 2 == waterLevel) && !(0 == systemActive)) || ((((splverifierCounter == 0 && pumpRunning == 0) && waterLevel <= 1) && \result == 1) && !(0 == systemActive)) [2021-10-28 23:03:23,678 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((((splverifierCounter == 0 && tmp___0 == 0) && pumpRunning == 0) && waterLevel <= 1) && \result == 0) && !(0 == systemActive)) || (((splverifierCounter == 0 && pumpRunning == 0) && 2 == waterLevel) && !(0 == systemActive)) [2021-10-28 23:03:23,678 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((splverifierCounter == 0 && (2 == waterLevel || waterLevel <= 1)) && switchedOnBeforeTS == 1) && \result == 1) && !(0 == systemActive)) && pumpRunning == 1 [2021-10-28 23:03:23,679 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((splverifierCounter == 0 && (2 == waterLevel || waterLevel <= 1)) && switchedOnBeforeTS == 1) && \result == 1) && !(0 == systemActive)) && pumpRunning == 1 [2021-10-28 23:03:23,821 INFO L141 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_53629553-0575-42f9-82d1-fb6230d5ebe7/bin/uautomizer-GMMbpWq8iD/witness.graphml [2021-10-28 23:03:23,822 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2021-10-28 23:03:23,824 INFO L168 Benchmark]: Toolchain (without parser) took 11600.97 ms. Allocated memory was 117.4 MB in the beginning and 151.0 MB in the end (delta: 33.6 MB). Free memory was 80.4 MB in the beginning and 56.0 MB in the end (delta: 24.4 MB). Peak memory consumption was 57.0 MB. Max. memory is 16.1 GB. [2021-10-28 23:03:23,825 INFO L168 Benchmark]: CDTParser took 0.28 ms. Allocated memory is still 117.4 MB. Free memory was 97.9 MB in the beginning and 97.8 MB in the end (delta: 68.3 kB). There was no memory consumed. Max. memory is 16.1 GB. [2021-10-28 23:03:23,827 INFO L168 Benchmark]: CACSL2BoogieTranslator took 740.26 ms. Allocated memory is still 117.4 MB. Free memory was 80.2 MB in the beginning and 85.0 MB in the end (delta: -4.8 MB). Peak memory consumption was 10.5 MB. Max. memory is 16.1 GB. [2021-10-28 23:03:23,829 INFO L168 Benchmark]: Boogie Procedure Inliner took 143.97 ms. Allocated memory is still 117.4 MB. Free memory was 85.0 MB in the beginning and 79.7 MB in the end (delta: 5.2 MB). Peak memory consumption was 6.3 MB. Max. memory is 16.1 GB. [2021-10-28 23:03:23,833 INFO L168 Benchmark]: Boogie Preprocessor took 127.67 ms. Allocated memory is still 117.4 MB. Free memory was 79.7 MB in the beginning and 76.2 MB in the end (delta: 3.5 MB). Peak memory consumption was 4.2 MB. Max. memory is 16.1 GB. [2021-10-28 23:03:23,834 INFO L168 Benchmark]: RCFGBuilder took 1426.67 ms. Allocated memory is still 117.4 MB. Free memory was 76.2 MB in the beginning and 64.4 MB in the end (delta: 11.9 MB). Peak memory consumption was 34.2 MB. Max. memory is 16.1 GB. [2021-10-28 23:03:23,834 INFO L168 Benchmark]: TraceAbstraction took 8893.99 ms. Allocated memory was 117.4 MB in the beginning and 151.0 MB in the end (delta: 33.6 MB). Free memory was 63.8 MB in the beginning and 71.7 MB in the end (delta: -7.9 MB). Peak memory consumption was 63.0 MB. Max. memory is 16.1 GB. [2021-10-28 23:03:23,835 INFO L168 Benchmark]: Witness Printer took 257.26 ms. Allocated memory is still 151.0 MB. Free memory was 71.7 MB in the beginning and 56.0 MB in the end (delta: 15.7 MB). Peak memory consumption was 16.8 MB. Max. memory is 16.1 GB. [2021-10-28 23:03:23,838 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.28 ms. Allocated memory is still 117.4 MB. Free memory was 97.9 MB in the beginning and 97.8 MB in the end (delta: 68.3 kB). There was no memory consumed. Max. memory is 16.1 GB. * CACSL2BoogieTranslator took 740.26 ms. Allocated memory is still 117.4 MB. Free memory was 80.2 MB in the beginning and 85.0 MB in the end (delta: -4.8 MB). Peak memory consumption was 10.5 MB. Max. memory is 16.1 GB. * Boogie Procedure Inliner took 143.97 ms. Allocated memory is still 117.4 MB. Free memory was 85.0 MB in the beginning and 79.7 MB in the end (delta: 5.2 MB). Peak memory consumption was 6.3 MB. Max. memory is 16.1 GB. * Boogie Preprocessor took 127.67 ms. Allocated memory is still 117.4 MB. Free memory was 79.7 MB in the beginning and 76.2 MB in the end (delta: 3.5 MB). Peak memory consumption was 4.2 MB. Max. memory is 16.1 GB. * RCFGBuilder took 1426.67 ms. Allocated memory is still 117.4 MB. Free memory was 76.2 MB in the beginning and 64.4 MB in the end (delta: 11.9 MB). Peak memory consumption was 34.2 MB. Max. memory is 16.1 GB. * TraceAbstraction took 8893.99 ms. Allocated memory was 117.4 MB in the beginning and 151.0 MB in the end (delta: 33.6 MB). Free memory was 63.8 MB in the beginning and 71.7 MB in the end (delta: -7.9 MB). Peak memory consumption was 63.0 MB. Max. memory is 16.1 GB. * Witness Printer took 257.26 ms. Allocated memory is still 151.0 MB. Free memory was 71.7 MB in the beginning and 56.0 MB in the end (delta: 15.7 MB). Peak memory consumption was 16.8 MB. Max. memory is 16.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: ErrorAutomatonStatistics NumberErrorTraces: 0, NumberStatementsAllTraces: 0, NumberRelevantStatements: 0, 0.0s ErrorAutomatonConstructionTimeTotal, 0.0s FaulLocalizationTime, NumberStatementsFirstTrace: -1, TraceLengthAvg: 0, 0.0s ErrorAutomatonConstructionTimeAvg, 0.0s ErrorAutomatonDifferenceTimeAvg, 0.0s ErrorAutomatonDifferenceTimeTotal, NumberOfNoEnhancement: 0, NumberOfFiniteEnhancement: 0, NumberOfInfiniteEnhancement: 0 - PositiveResult [Line: 561]: call to reach_error is unreachable For all program executions holds that call to reach_error is unreachable at this location - PositiveResult [Line: 561]: call to reach_error is unreachable For all program executions holds that call to reach_error is unreachable at this location - PositiveResult [Line: 561]: 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, 200 locations, 3 error locations. Started 1 CEGAR loops. OverallTime: 8.7s, OverallIterations: 10, TraceHistogramMax: 2, PathProgramHistogramMax: 1, EmptinessCheckTime: 0.0s, AutomataDifference: 1.7s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 4.4s, InitialAbstractionConstructionTime: 0.0s, PartialOrderReductionTime: 0.0s, HoareTripleCheckerStatistics: 1422 SDtfs, 1931 SDslu, 2271 SDs, 0 SdLazy, 357 SolverSat, 107 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 0.8s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 124 GetRequests, 80 SyntacticMatches, 0 SemanticMatches, 44 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 29 ImplicationChecksByTransitivity, 0.2s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=290occurred in iteration=9, InterpolantAutomatonStates: 54, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: 0.2s AutomataMinimizationTime, 10 MinimizatonAttempts, 775 StatesRemovedByMinimization, 6 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 75 LocationsWithAnnotation, 75 PreInvPairs, 231 NumberOfFragments, 921 HoareAnnotationTreeSize, 75 FomulaSimplifications, 30884 FormulaSimplificationTreeSizeReduction, 1.0s HoareSimplificationTime, 75 FomulaSimplificationsInter, 82201 FormulaSimplificationTreeSizeReductionInter, 3.3s HoareSimplificationTimeInter, RefinementEngineStatistics: TRACE_CHECK: 0.0s SsaConstructionTime, 0.5s SatisfiabilityAnalysisTime, 1.0s InterpolantComputationTime, 390 NumberOfCodeBlocks, 390 NumberOfCodeBlocksAsserted, 11 NumberOfCheckSat, 379 ConstructedInterpolants, 0 QuantifiedInterpolants, 813 SizeOfPredicates, 3 NumberOfNonLiveVariables, 462 ConjunctsInSsa, 5 ConjunctsInUnsatCore, 11 InterpolantComputations, 9 PerfectInterpolantSequences, 26/32 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: 954]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 754]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 710]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 758]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 754]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 719]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 935]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 719]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 765]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 890]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 890]: Loop Invariant Derived loop invariant: (((((splverifierCounter == 0 && 2 == waterLevel) && \result == 1) && !(0 == systemActive)) && pumpRunning == 1) || (((((splverifierCounter == 0 && (2 == waterLevel || waterLevel <= 1)) && switchedOnBeforeTS == 1) && \result == 1) && !(0 == systemActive)) && pumpRunning == 1)) || (((splverifierCounter == 0 && pumpRunning == 0) && (2 == waterLevel || waterLevel <= 1)) && \result == 0) - InvariantResult [Line: 678]: Loop Invariant Derived loop invariant: ((((splverifierCounter == 0 && (2 == waterLevel || waterLevel <= 1)) && switchedOnBeforeTS == 1) && \result == 1) && !(0 == systemActive)) && pumpRunning == 1 - InvariantResult [Line: 879]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 710]: Loop Invariant Derived loop invariant: ((((((splverifierCounter == 0 && 2 == waterLevel) && \result == 2) && !(0 == systemActive)) && pumpRunning == 1) || (((((splverifierCounter == 0 && (2 == waterLevel || waterLevel <= 1)) && switchedOnBeforeTS == 1) && \result == 1) && !(0 == systemActive)) && pumpRunning == 1)) || (((splverifierCounter == 0 && pumpRunning == 0) && (2 == waterLevel || waterLevel <= 1)) && \result == 0)) || (((splverifierCounter == 0 && pumpRunning == 0) && (2 == waterLevel || waterLevel <= 1)) && !(0 == systemActive)) - InvariantResult [Line: 597]: Loop Invariant Derived loop invariant: (((((splverifierCounter == 0 && 2 == waterLevel) && !(0 == systemActive)) && pumpRunning == 1) || (((((splverifierCounter == 0 && (2 == waterLevel || waterLevel <= 1)) && switchedOnBeforeTS == 1) && \result == 1) && !(0 == systemActive)) && pumpRunning == 1)) || (((splverifierCounter == 0 && pumpRunning == 0) && (2 == waterLevel || waterLevel <= 1)) && \result == 0)) || (((splverifierCounter == 0 && pumpRunning == 0) && (2 == waterLevel || waterLevel <= 1)) && !(0 == systemActive)) - InvariantResult [Line: 935]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 954]: Loop Invariant Derived loop invariant: ((((splverifierCounter == 0 && (2 == waterLevel || waterLevel <= 1)) && switchedOnBeforeTS == 1) && \result == 1) && !(0 == systemActive)) && pumpRunning == 1 - InvariantResult [Line: 498]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 890]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 890]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 879]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 710]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 719]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 733]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 765]: Loop Invariant Derived loop invariant: (((((splverifierCounter == 0 && 2 == waterLevel) && !(0 == systemActive)) && pumpRunning == 1) || (((((splverifierCounter == 0 && (2 == waterLevel || waterLevel <= 1)) && switchedOnBeforeTS == 1) && \result == 1) && !(0 == systemActive)) && pumpRunning == 1)) || (((splverifierCounter == 0 && pumpRunning == 0) && (2 == waterLevel || waterLevel <= 1)) && \result == 0)) || (((splverifierCounter == 0 && pumpRunning == 0) && (2 == waterLevel || waterLevel <= 1)) && !(0 == systemActive)) - InvariantResult [Line: 719]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 733]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 1]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 719]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 719]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 719]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 765]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 508]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 754]: Loop Invariant Derived loop invariant: ((((((splverifierCounter == 0 && (2 == waterLevel || waterLevel <= 1)) && switchedOnBeforeTS == 1) && \result == 1) && !(0 == systemActive)) && pumpRunning == 1) || (((splverifierCounter == 0 && pumpRunning == 0) && (2 == waterLevel || waterLevel <= 1)) && \result == 0)) || (((splverifierCounter == 0 && pumpRunning == 0) && (2 == waterLevel || waterLevel <= 1)) && !(0 == systemActive)) - InvariantResult [Line: 935]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 733]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 890]: Loop Invariant Derived loop invariant: (((((splverifierCounter == 0 && (2 == waterLevel || waterLevel <= 1)) && switchedOnBeforeTS == 1) && \result == 1) && !(0 == systemActive)) && pumpRunning == 1) || (((splverifierCounter == 0 && pumpRunning == 0) && (2 == waterLevel || waterLevel <= 1)) && \result == 0) - InvariantResult [Line: 719]: Loop Invariant Derived loop invariant: (((splverifierCounter == 0 && pumpRunning == 0) && 2 == waterLevel) && !(0 == systemActive)) || ((((splverifierCounter == 0 && pumpRunning == 0) && waterLevel <= 1) && \result == 1) && !(0 == systemActive)) - InvariantResult [Line: 977]: Loop Invariant Derived loop invariant: (splverifierCounter == 0 && pumpRunning == 0) && (2 == waterLevel || waterLevel <= 1) - InvariantResult [Line: 758]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 954]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 935]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 990]: Loop Invariant Derived loop invariant: (((pumpRunning == 0 && \result == systemActive) && 1 == systemActive) && tmp == systemActive) && waterLevel == 1 - InvariantResult [Line: 587]: Loop Invariant Derived loop invariant: (((((splverifierCounter == 0 && 2 == waterLevel) && !(0 == systemActive)) && pumpRunning == 1) || (((((splverifierCounter == 0 && (2 == waterLevel || waterLevel <= 1)) && switchedOnBeforeTS == 1) && \result == 1) && !(0 == systemActive)) && pumpRunning == 1)) || (((splverifierCounter == 0 && pumpRunning == 0) && (2 == waterLevel || waterLevel <= 1)) && \result == 0)) || (((splverifierCounter == 0 && pumpRunning == 0) && (2 == waterLevel || waterLevel <= 1)) && !(0 == systemActive)) - InvariantResult [Line: 1]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 935]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 678]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 1]: Loop Invariant Derived loop invariant: (pumpRunning == 0 && 1 == systemActive) && waterLevel == 1 - InvariantResult [Line: 547]: Loop Invariant Derived loop invariant: ((pumpRunning == 0 && \result == systemActive) && 1 == systemActive) && waterLevel == 1 - InvariantResult [Line: 935]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 719]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 733]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 428]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 935]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 954]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 935]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 954]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 733]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 935]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 758]: Loop Invariant Derived loop invariant: (((((splverifierCounter == 0 && (2 == waterLevel || waterLevel <= 1)) && switchedOnBeforeTS == 1) && \result == 1) && !(0 == systemActive)) && pumpRunning == 1) || (((splverifierCounter == 0 && pumpRunning == 0) && (2 == waterLevel || waterLevel <= 1)) && \result == 0) - InvariantResult [Line: 935]: Loop Invariant Derived loop invariant: (((((splverifierCounter == 0 && tmp___0 == 0) && pumpRunning == 0) && waterLevel <= 1) && \result == 0) && !(0 == systemActive)) || (((splverifierCounter == 0 && pumpRunning == 0) && 2 == waterLevel) && !(0 == systemActive)) - InvariantResult [Line: 678]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 719]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 719]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 890]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 613]: Loop Invariant Derived loop invariant: ((((splverifierCounter == 0 && 2 == waterLevel) && !(0 == systemActive)) && pumpRunning == 1) || (((((splverifierCounter == 0 && (2 == waterLevel || waterLevel <= 1)) && switchedOnBeforeTS == 1) && \result == 1) && !(0 == systemActive)) && pumpRunning == 1)) || ((splverifierCounter == 0 && pumpRunning == 0) && (2 == waterLevel || waterLevel <= 1)) - InvariantResult [Line: 576]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 935]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 733]: Loop Invariant Derived loop invariant: ((((splverifierCounter == 0 && (2 == waterLevel || waterLevel <= 1)) && switchedOnBeforeTS == 1) && \result == 1) && !(0 == systemActive)) && pumpRunning == 1 - InvariantResult [Line: 1]: Loop Invariant Derived loop invariant: (((((((splverifierCounter == 0 && (2 == waterLevel || waterLevel <= 1)) && switchedOnBeforeTS == 1) && \result == 1) && !(0 == systemActive)) && pumpRunning == 1) || (((splverifierCounter == 0 && pumpRunning == 0) && (2 == waterLevel || waterLevel <= 1)) && \result == 0)) || (((((splverifierCounter == 0 && 2 == waterLevel) && tmp == 2) && \result == 2) && !(0 == systemActive)) && pumpRunning == 1)) || (((splverifierCounter == 0 && pumpRunning == 0) && (2 == waterLevel || waterLevel <= 1)) && !(0 == systemActive)) - InvariantResult [Line: 954]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 719]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 879]: Loop Invariant Derived loop invariant: ((((splverifierCounter == 0 && (2 == waterLevel || waterLevel <= 1)) && switchedOnBeforeTS == 1) && \result == 1) && !(0 == systemActive)) && pumpRunning == 1 - InvariantResult [Line: 935]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 475]: Loop Invariant Derived loop invariant: (((pumpRunning == 0 && \result == systemActive) && 1 == systemActive) && tmp == systemActive) && waterLevel == 1 RESULT: Ultimate proved your program to be correct! [2021-10-28 23:03:23,940 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_53629553-0575-42f9-82d1-fb6230d5ebe7/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Forceful destruction successful, exit code 0 Received shutdown request...