./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/product-lines/minepump_spec4_product31.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_4a2ff776-7113-4e88-b68b-2a5c77ea984f/bin/uautomizer-GMMbpWq8iD/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4a2ff776-7113-4e88-b68b-2a5c77ea984f/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_4a2ff776-7113-4e88-b68b-2a5c77ea984f/bin/uautomizer-GMMbpWq8iD/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4a2ff776-7113-4e88-b68b-2a5c77ea984f/bin/uautomizer-GMMbpWq8iD/config/AutomizerReach.xml -i ../../sv-benchmarks/c/product-lines/minepump_spec4_product31.cil.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4a2ff776-7113-4e88-b68b-2a5c77ea984f/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_4a2ff776-7113-4e88-b68b-2a5c77ea984f/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 7fffab71bdab4f0e8e57248febe72260063a133a0cb2741fe9829d7065610e52 .............................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................. 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 23:12:59,005 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-10-28 23:12:59,009 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-10-28 23:12:59,070 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-10-28 23:12:59,071 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-10-28 23:12:59,076 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-10-28 23:12:59,078 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-10-28 23:12:59,082 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-10-28 23:12:59,084 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-10-28 23:12:59,089 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-10-28 23:12:59,090 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-10-28 23:12:59,092 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-10-28 23:12:59,093 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-10-28 23:12:59,095 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-10-28 23:12:59,097 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-10-28 23:12:59,101 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-10-28 23:12:59,102 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-10-28 23:12:59,103 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-10-28 23:12:59,106 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-10-28 23:12:59,114 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-10-28 23:12:59,116 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-10-28 23:12:59,118 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-10-28 23:12:59,121 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-10-28 23:12:59,122 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-10-28 23:12:59,126 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-10-28 23:12:59,126 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-10-28 23:12:59,127 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-10-28 23:12:59,129 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-10-28 23:12:59,129 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-10-28 23:12:59,131 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-10-28 23:12:59,131 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-10-28 23:12:59,132 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-10-28 23:12:59,134 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-10-28 23:12:59,135 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-10-28 23:12:59,137 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-10-28 23:12:59,137 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-10-28 23:12:59,138 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-10-28 23:12:59,138 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-10-28 23:12:59,138 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-10-28 23:12:59,139 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-10-28 23:12:59,140 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-10-28 23:12:59,141 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4a2ff776-7113-4e88-b68b-2a5c77ea984f/bin/uautomizer-GMMbpWq8iD/config/svcomp-Reach-32bit-Automizer_Default.epf [2021-10-28 23:12:59,184 INFO L113 SettingsManager]: Loading preferences was successful [2021-10-28 23:12:59,184 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-10-28 23:12:59,185 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2021-10-28 23:12:59,185 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2021-10-28 23:12:59,192 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-10-28 23:12:59,193 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-10-28 23:12:59,193 INFO L138 SettingsManager]: * Use SBE=true [2021-10-28 23:12:59,193 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-10-28 23:12:59,193 INFO L138 SettingsManager]: * sizeof long=4 [2021-10-28 23:12:59,194 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-10-28 23:12:59,195 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-10-28 23:12:59,195 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-10-28 23:12:59,195 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-10-28 23:12:59,195 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-10-28 23:12:59,195 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-10-28 23:12:59,196 INFO L138 SettingsManager]: * sizeof long double=12 [2021-10-28 23:12:59,196 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-10-28 23:12:59,196 INFO L138 SettingsManager]: * Use constant arrays=true [2021-10-28 23:12:59,196 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-10-28 23:12:59,197 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-10-28 23:12:59,197 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-10-28 23:12:59,197 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-10-28 23:12:59,197 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-10-28 23:12:59,198 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-10-28 23:12:59,198 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-10-28 23:12:59,198 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-10-28 23:12:59,198 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2021-10-28 23:12:59,199 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-10-28 23:12:59,199 INFO L138 SettingsManager]: * Large block encoding in concurrent analysis=OFF [2021-10-28 23:12:59,200 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2021-10-28 23:12:59,201 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-10-28 23:12:59,201 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-10-28 23:12:59,201 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_4a2ff776-7113-4e88-b68b-2a5c77ea984f/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4a2ff776-7113-4e88-b68b-2a5c77ea984f/bin/uautomizer-GMMbpWq8iD Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 7fffab71bdab4f0e8e57248febe72260063a133a0cb2741fe9829d7065610e52 [2021-10-28 23:12:59,521 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-10-28 23:12:59,551 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-10-28 23:12:59,553 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-10-28 23:12:59,554 INFO L271 PluginConnector]: Initializing CDTParser... [2021-10-28 23:12:59,554 INFO L275 PluginConnector]: CDTParser initialized [2021-10-28 23:12:59,555 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4a2ff776-7113-4e88-b68b-2a5c77ea984f/bin/uautomizer-GMMbpWq8iD/../../sv-benchmarks/c/product-lines/minepump_spec4_product31.cil.c [2021-10-28 23:12:59,626 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4a2ff776-7113-4e88-b68b-2a5c77ea984f/bin/uautomizer-GMMbpWq8iD/data/7444047b9/a86617ea405b45a6a0e6fe6ff055d113/FLAG54d1e40d3 [2021-10-28 23:13:00,225 INFO L306 CDTParser]: Found 1 translation units. [2021-10-28 23:13:00,229 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4a2ff776-7113-4e88-b68b-2a5c77ea984f/sv-benchmarks/c/product-lines/minepump_spec4_product31.cil.c [2021-10-28 23:13:00,245 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4a2ff776-7113-4e88-b68b-2a5c77ea984f/bin/uautomizer-GMMbpWq8iD/data/7444047b9/a86617ea405b45a6a0e6fe6ff055d113/FLAG54d1e40d3 [2021-10-28 23:13:00,508 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4a2ff776-7113-4e88-b68b-2a5c77ea984f/bin/uautomizer-GMMbpWq8iD/data/7444047b9/a86617ea405b45a6a0e6fe6ff055d113 [2021-10-28 23:13:00,510 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-10-28 23:13:00,512 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-10-28 23:13:00,514 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-10-28 23:13:00,514 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-10-28 23:13:00,517 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-10-28 23:13:00,518 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 28.10 11:13:00" (1/1) ... [2021-10-28 23:13:00,519 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@10c5d3fa and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 11:13:00, skipping insertion in model container [2021-10-28 23:13:00,519 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 28.10 11:13:00" (1/1) ... [2021-10-28 23:13:00,526 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-10-28 23:13:00,573 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-10-28 23:13:00,861 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_4a2ff776-7113-4e88-b68b-2a5c77ea984f/sv-benchmarks/c/product-lines/minepump_spec4_product31.cil.c[18328,18341] [2021-10-28 23:13:00,863 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-10-28 23:13:00,873 INFO L203 MainTranslator]: Completed pre-run [2021-10-28 23:13:00,962 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_4a2ff776-7113-4e88-b68b-2a5c77ea984f/sv-benchmarks/c/product-lines/minepump_spec4_product31.cil.c[18328,18341] [2021-10-28 23:13:00,963 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-10-28 23:13:00,982 INFO L208 MainTranslator]: Completed translation [2021-10-28 23:13:00,983 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 11:13:00 WrapperNode [2021-10-28 23:13:00,983 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-10-28 23:13:00,984 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-10-28 23:13:00,984 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-10-28 23:13:00,984 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-10-28 23:13:00,992 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 11:13:00" (1/1) ... [2021-10-28 23:13:01,008 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 11:13:00" (1/1) ... [2021-10-28 23:13:01,055 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-10-28 23:13:01,056 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-10-28 23:13:01,056 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-10-28 23:13:01,057 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-10-28 23:13:01,065 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 11:13:00" (1/1) ... [2021-10-28 23:13:01,065 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 11:13:00" (1/1) ... [2021-10-28 23:13:01,076 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 11:13:00" (1/1) ... [2021-10-28 23:13:01,078 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 11:13:00" (1/1) ... [2021-10-28 23:13:01,094 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 11:13:00" (1/1) ... [2021-10-28 23:13:01,111 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 11:13:00" (1/1) ... [2021-10-28 23:13:01,114 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 11:13:00" (1/1) ... [2021-10-28 23:13:01,118 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-10-28 23:13:01,119 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-10-28 23:13:01,120 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-10-28 23:13:01,120 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-10-28 23:13:01,129 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 11:13:00" (1/1) ... [2021-10-28 23:13:01,146 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-10-28 23:13:01,162 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4a2ff776-7113-4e88-b68b-2a5c77ea984f/bin/uautomizer-GMMbpWq8iD/z3 [2021-10-28 23:13:01,174 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4a2ff776-7113-4e88-b68b-2a5c77ea984f/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2021-10-28 23:13:01,210 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4a2ff776-7113-4e88-b68b-2a5c77ea984f/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2021-10-28 23:13:01,239 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-10-28 23:13:01,240 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-10-28 23:13:01,240 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-10-28 23:13:01,240 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-10-28 23:13:02,112 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-10-28 23:13:02,113 INFO L299 CfgBuilder]: Removed 160 assume(true) statements. [2021-10-28 23:13:02,115 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 28.10 11:13:02 BoogieIcfgContainer [2021-10-28 23:13:02,115 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-10-28 23:13:02,140 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2021-10-28 23:13:02,141 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2021-10-28 23:13:02,144 INFO L275 PluginConnector]: TraceAbstraction initialized [2021-10-28 23:13:02,144 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 28.10 11:13:00" (1/3) ... [2021-10-28 23:13:02,145 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@1159fd69 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 28.10 11:13:02, skipping insertion in model container [2021-10-28 23:13:02,145 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 11:13:00" (2/3) ... [2021-10-28 23:13:02,145 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@1159fd69 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 28.10 11:13:02, skipping insertion in model container [2021-10-28 23:13:02,146 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 28.10 11:13:02" (3/3) ... [2021-10-28 23:13:02,147 INFO L111 eAbstractionObserver]: Analyzing ICFG minepump_spec4_product31.cil.c [2021-10-28 23:13:02,152 INFO L204 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2021-10-28 23:13:02,152 INFO L163 ceAbstractionStarter]: Applying trace abstraction to program that has 3 error locations. [2021-10-28 23:13:02,200 INFO L338 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2021-10-28 23:13:02,207 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 23:13:02,207 INFO L340 AbstractCegarLoop]: Starting to check reachability of 3 error locations. [2021-10-28 23:13:02,225 INFO L276 IsEmpty]: Start isEmpty. Operand has 107 states, 103 states have (on average 1.5436893203883495) internal successors, (159), 106 states have internal predecessors, (159), 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 23:13:02,230 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-10-28 23:13:02,231 INFO L505 BasicCegarLoop]: Found error trace [2021-10-28 23:13:02,231 INFO L513 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-10-28 23:13:02,232 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 23:13:02,237 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-28 23:13:02,238 INFO L85 PathProgramCache]: Analyzing trace with hash 872829117, now seen corresponding path program 1 times [2021-10-28 23:13:02,247 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-28 23:13:02,247 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1855561616] [2021-10-28 23:13:02,247 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-28 23:13:02,248 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-28 23:13:02,454 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-28 23:13:02,584 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 23:13:02,585 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-10-28 23:13:02,585 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1855561616] [2021-10-28 23:13:02,586 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1855561616] provided 1 perfect and 0 imperfect interpolant sequences [2021-10-28 23:13:02,586 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-10-28 23:13:02,587 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2021-10-28 23:13:02,591 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1429385114] [2021-10-28 23:13:02,596 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2021-10-28 23:13:02,597 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-10-28 23:13:02,613 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2021-10-28 23:13:02,614 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2021-10-28 23:13:02,617 INFO L87 Difference]: Start difference. First operand has 107 states, 103 states have (on average 1.5436893203883495) internal successors, (159), 106 states have internal predecessors, (159), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Second operand has 2 states, 2 states have (on average 8.0) internal successors, (16), 2 states have internal predecessors, (16), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-28 23:13:02,670 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-28 23:13:02,670 INFO L93 Difference]: Finished difference Result 208 states and 311 transitions. [2021-10-28 23:13:02,671 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-10-28 23:13:02,672 INFO L78 Accepts]: Start accepts. Automaton has has 2 states, 2 states have (on average 8.0) internal successors, (16), 2 states have internal predecessors, (16), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 16 [2021-10-28 23:13:02,672 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-28 23:13:02,681 INFO L225 Difference]: With dead ends: 208 [2021-10-28 23:13:02,682 INFO L226 Difference]: Without dead ends: 103 [2021-10-28 23:13:02,685 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 23:13:02,700 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 103 states. [2021-10-28 23:13:02,719 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 103 to 103. [2021-10-28 23:13:02,721 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 103 states, 100 states have (on average 1.47) internal successors, (147), 102 states have internal predecessors, (147), 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 23:13:02,723 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 103 states to 103 states and 147 transitions. [2021-10-28 23:13:02,724 INFO L78 Accepts]: Start accepts. Automaton has 103 states and 147 transitions. Word has length 16 [2021-10-28 23:13:02,724 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-28 23:13:02,725 INFO L470 AbstractCegarLoop]: Abstraction has 103 states and 147 transitions. [2021-10-28 23:13:02,726 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 8.0) internal successors, (16), 2 states have internal predecessors, (16), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-28 23:13:02,726 INFO L276 IsEmpty]: Start isEmpty. Operand 103 states and 147 transitions. [2021-10-28 23:13:02,729 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2021-10-28 23:13:02,729 INFO L505 BasicCegarLoop]: Found error trace [2021-10-28 23:13:02,729 INFO L513 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-10-28 23:13:02,730 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2021-10-28 23:13:02,730 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 23:13:02,733 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-28 23:13:02,733 INFO L85 PathProgramCache]: Analyzing trace with hash -340316278, now seen corresponding path program 1 times [2021-10-28 23:13:02,733 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-28 23:13:02,734 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2033871495] [2021-10-28 23:13:02,734 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-28 23:13:02,734 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-28 23:13:02,804 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-28 23:13:02,899 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 23:13:02,899 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-10-28 23:13:02,899 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2033871495] [2021-10-28 23:13:02,900 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2033871495] provided 1 perfect and 0 imperfect interpolant sequences [2021-10-28 23:13:02,900 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-10-28 23:13:02,900 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-10-28 23:13:02,901 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1118552072] [2021-10-28 23:13:02,902 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2021-10-28 23:13:02,902 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-10-28 23:13:02,903 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-10-28 23:13:02,903 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-10-28 23:13:02,904 INFO L87 Difference]: Start difference. First operand 103 states and 147 transitions. Second operand has 3 states, 3 states have (on average 5.666666666666667) internal successors, (17), 3 states have internal predecessors, (17), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-28 23:13:02,914 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-28 23:13:02,914 INFO L93 Difference]: Finished difference Result 103 states and 147 transitions. [2021-10-28 23:13:02,915 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-10-28 23:13:02,915 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 5.666666666666667) internal successors, (17), 3 states have internal predecessors, (17), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 17 [2021-10-28 23:13:02,915 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-28 23:13:02,916 INFO L225 Difference]: With dead ends: 103 [2021-10-28 23:13:02,916 INFO L226 Difference]: Without dead ends: 45 [2021-10-28 23:13:02,917 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 23:13:02,918 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 45 states. [2021-10-28 23:13:02,922 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 45 to 45. [2021-10-28 23:13:02,922 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 45 states, 44 states have (on average 1.4545454545454546) internal successors, (64), 44 states have internal predecessors, (64), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-28 23:13:02,923 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 45 states to 45 states and 64 transitions. [2021-10-28 23:13:02,923 INFO L78 Accepts]: Start accepts. Automaton has 45 states and 64 transitions. Word has length 17 [2021-10-28 23:13:02,923 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-28 23:13:02,924 INFO L470 AbstractCegarLoop]: Abstraction has 45 states and 64 transitions. [2021-10-28 23:13:02,924 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 5.666666666666667) internal successors, (17), 3 states have internal predecessors, (17), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-28 23:13:02,924 INFO L276 IsEmpty]: Start isEmpty. Operand 45 states and 64 transitions. [2021-10-28 23:13:02,925 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2021-10-28 23:13:02,925 INFO L505 BasicCegarLoop]: Found error trace [2021-10-28 23:13:02,925 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] [2021-10-28 23:13:02,925 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2021-10-28 23:13:02,926 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 23:13:02,926 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-28 23:13:02,927 INFO L85 PathProgramCache]: Analyzing trace with hash 1163144762, now seen corresponding path program 1 times [2021-10-28 23:13:02,927 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-28 23:13:02,927 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [949384528] [2021-10-28 23:13:02,927 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-28 23:13:02,928 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-28 23:13:02,958 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-28 23:13:03,053 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 23:13:03,054 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-10-28 23:13:03,055 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [949384528] [2021-10-28 23:13:03,056 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [949384528] provided 1 perfect and 0 imperfect interpolant sequences [2021-10-28 23:13:03,057 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-10-28 23:13:03,057 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2021-10-28 23:13:03,058 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [923007526] [2021-10-28 23:13:03,058 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2021-10-28 23:13:03,059 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-10-28 23:13:03,060 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2021-10-28 23:13:03,060 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=10, Invalid=20, Unknown=0, NotChecked=0, Total=30 [2021-10-28 23:13:03,060 INFO L87 Difference]: Start difference. First operand 45 states and 64 transitions. Second operand has 6 states, 6 states have (on average 3.6666666666666665) internal successors, (22), 5 states have internal predecessors, (22), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-28 23:13:03,229 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-28 23:13:03,229 INFO L93 Difference]: Finished difference Result 146 states and 214 transitions. [2021-10-28 23:13:03,230 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-10-28 23:13:03,230 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 6 states have (on average 3.6666666666666665) internal successors, (22), 5 states have internal predecessors, (22), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 22 [2021-10-28 23:13:03,230 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-28 23:13:03,232 INFO L225 Difference]: With dead ends: 146 [2021-10-28 23:13:03,232 INFO L226 Difference]: Without dead ends: 107 [2021-10-28 23:13:03,232 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 23:13:03,233 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 107 states. [2021-10-28 23:13:03,242 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 107 to 64. [2021-10-28 23:13:03,242 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 64 states, 63 states have (on average 1.4761904761904763) internal successors, (93), 63 states have internal predecessors, (93), 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 23:13:03,243 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 64 states to 64 states and 93 transitions. [2021-10-28 23:13:03,243 INFO L78 Accepts]: Start accepts. Automaton has 64 states and 93 transitions. Word has length 22 [2021-10-28 23:13:03,244 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-28 23:13:03,244 INFO L470 AbstractCegarLoop]: Abstraction has 64 states and 93 transitions. [2021-10-28 23:13:03,244 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 3.6666666666666665) internal successors, (22), 5 states have internal predecessors, (22), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-28 23:13:03,244 INFO L276 IsEmpty]: Start isEmpty. Operand 64 states and 93 transitions. [2021-10-28 23:13:03,245 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2021-10-28 23:13:03,245 INFO L505 BasicCegarLoop]: Found error trace [2021-10-28 23:13:03,245 INFO L513 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-10-28 23:13:03,246 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2021-10-28 23:13:03,246 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 23:13:03,246 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-28 23:13:03,247 INFO L85 PathProgramCache]: Analyzing trace with hash -1300420088, now seen corresponding path program 1 times [2021-10-28 23:13:03,247 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-28 23:13:03,247 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [78682502] [2021-10-28 23:13:03,247 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-28 23:13:03,247 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-28 23:13:03,268 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-28 23:13:03,364 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 23:13:03,364 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-10-28 23:13:03,364 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [78682502] [2021-10-28 23:13:03,364 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [78682502] provided 1 perfect and 0 imperfect interpolant sequences [2021-10-28 23:13:03,365 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-10-28 23:13:03,365 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2021-10-28 23:13:03,365 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1920609647] [2021-10-28 23:13:03,365 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 8 states [2021-10-28 23:13:03,366 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-10-28 23:13:03,366 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2021-10-28 23:13:03,366 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=14, Invalid=42, Unknown=0, NotChecked=0, Total=56 [2021-10-28 23:13:03,367 INFO L87 Difference]: Start difference. First operand 64 states and 93 transitions. Second operand has 8 states, 8 states have (on average 3.0) internal successors, (24), 7 states have internal predecessors, (24), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-28 23:13:03,801 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-28 23:13:03,802 INFO L93 Difference]: Finished difference Result 425 states and 651 transitions. [2021-10-28 23:13:03,802 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2021-10-28 23:13:03,803 INFO L78 Accepts]: Start accepts. Automaton has has 8 states, 8 states have (on average 3.0) internal successors, (24), 7 states have internal predecessors, (24), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 24 [2021-10-28 23:13:03,803 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-28 23:13:03,810 INFO L225 Difference]: With dead ends: 425 [2021-10-28 23:13:03,810 INFO L226 Difference]: Without dead ends: 367 [2021-10-28 23:13:03,817 INFO L786 BasicCegarLoop]: 0 DeclaredPredicates, 15 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 14 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 23 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=71, Invalid=169, Unknown=0, NotChecked=0, Total=240 [2021-10-28 23:13:03,819 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 367 states. [2021-10-28 23:13:03,853 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 367 to 166. [2021-10-28 23:13:03,854 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 166 states, 165 states have (on average 1.4606060606060607) internal successors, (241), 165 states have internal predecessors, (241), 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 23:13:03,856 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 166 states to 166 states and 241 transitions. [2021-10-28 23:13:03,856 INFO L78 Accepts]: Start accepts. Automaton has 166 states and 241 transitions. Word has length 24 [2021-10-28 23:13:03,856 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-28 23:13:03,857 INFO L470 AbstractCegarLoop]: Abstraction has 166 states and 241 transitions. [2021-10-28 23:13:03,857 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 8 states, 8 states have (on average 3.0) internal successors, (24), 7 states have internal predecessors, (24), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-28 23:13:03,857 INFO L276 IsEmpty]: Start isEmpty. Operand 166 states and 241 transitions. [2021-10-28 23:13:03,859 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2021-10-28 23:13:03,862 INFO L505 BasicCegarLoop]: Found error trace [2021-10-28 23:13:03,862 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] [2021-10-28 23:13:03,862 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2021-10-28 23:13:03,863 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 23:13:03,863 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-28 23:13:03,863 INFO L85 PathProgramCache]: Analyzing trace with hash 1375176786, now seen corresponding path program 1 times [2021-10-28 23:13:03,864 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-28 23:13:03,866 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1607169704] [2021-10-28 23:13:03,866 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-28 23:13:03,866 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-28 23:13:03,895 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-28 23:13:03,938 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 23:13:03,938 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-10-28 23:13:03,939 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1607169704] [2021-10-28 23:13:03,939 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1607169704] provided 1 perfect and 0 imperfect interpolant sequences [2021-10-28 23:13:03,939 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-10-28 23:13:03,940 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2021-10-28 23:13:03,940 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [279893236] [2021-10-28 23:13:03,941 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2021-10-28 23:13:03,941 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-10-28 23:13:03,942 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-10-28 23:13:03,942 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-10-28 23:13:03,942 INFO L87 Difference]: Start difference. First operand 166 states and 241 transitions. Second operand has 3 states, 3 states have (on average 8.333333333333334) internal successors, (25), 2 states have internal predecessors, (25), 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 23:13:03,967 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-28 23:13:03,967 INFO L93 Difference]: Finished difference Result 278 states and 406 transitions. [2021-10-28 23:13:03,968 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-10-28 23:13:03,968 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 8.333333333333334) internal successors, (25), 2 states have internal predecessors, (25), 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 25 [2021-10-28 23:13:03,968 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-28 23:13:03,969 INFO L225 Difference]: With dead ends: 278 [2021-10-28 23:13:03,969 INFO L226 Difference]: Without dead ends: 118 [2021-10-28 23:13:03,971 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 23:13:03,971 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 118 states. [2021-10-28 23:13:04,001 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 118 to 118. [2021-10-28 23:13:04,003 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 118 states, 117 states have (on average 1.3333333333333333) internal successors, (156), 117 states have internal predecessors, (156), 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 23:13:04,005 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 118 states to 118 states and 156 transitions. [2021-10-28 23:13:04,005 INFO L78 Accepts]: Start accepts. Automaton has 118 states and 156 transitions. Word has length 25 [2021-10-28 23:13:04,005 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-28 23:13:04,006 INFO L470 AbstractCegarLoop]: Abstraction has 118 states and 156 transitions. [2021-10-28 23:13:04,007 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 8.333333333333334) internal successors, (25), 2 states have internal predecessors, (25), 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 23:13:04,007 INFO L276 IsEmpty]: Start isEmpty. Operand 118 states and 156 transitions. [2021-10-28 23:13:04,011 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 41 [2021-10-28 23:13:04,014 INFO L505 BasicCegarLoop]: Found error trace [2021-10-28 23:13:04,014 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] [2021-10-28 23:13:04,015 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2021-10-28 23:13:04,015 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 23:13:04,015 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-28 23:13:04,016 INFO L85 PathProgramCache]: Analyzing trace with hash 1574439088, now seen corresponding path program 1 times [2021-10-28 23:13:04,017 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-28 23:13:04,017 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1874788804] [2021-10-28 23:13:04,017 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-28 23:13:04,018 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-28 23:13:04,053 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-28 23:13:04,112 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 9 proven. 5 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-28 23:13:04,113 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-10-28 23:13:04,113 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1874788804] [2021-10-28 23:13:04,113 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1874788804] provided 0 perfect and 1 imperfect interpolant sequences [2021-10-28 23:13:04,114 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1306298126] [2021-10-28 23:13:04,114 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-28 23:13:04,115 INFO L170 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-10-28 23:13:04,116 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4a2ff776-7113-4e88-b68b-2a5c77ea984f/bin/uautomizer-GMMbpWq8iD/z3 [2021-10-28 23:13:04,119 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4a2ff776-7113-4e88-b68b-2a5c77ea984f/bin/uautomizer-GMMbpWq8iD/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-10-28 23:13:04,148 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4a2ff776-7113-4e88-b68b-2a5c77ea984f/bin/uautomizer-GMMbpWq8iD/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Waiting until timeout for monitored process [2021-10-28 23:13:04,258 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-28 23:13:04,261 INFO L263 TraceCheckSpWp]: Trace formula consists of 382 conjuncts, 3 conjunts are in the unsatisfiable core [2021-10-28 23:13:04,267 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-10-28 23:13:04,427 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 14 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-28 23:13:04,427 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1306298126] provided 1 perfect and 0 imperfect interpolant sequences [2021-10-28 23:13:04,427 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 1 imperfect interpolant sequences. [2021-10-28 23:13:04,427 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [3] total 4 [2021-10-28 23:13:04,428 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1362842114] [2021-10-28 23:13:04,428 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2021-10-28 23:13:04,429 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-10-28 23:13:04,429 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2021-10-28 23:13:04,429 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2021-10-28 23:13:04,430 INFO L87 Difference]: Start difference. First operand 118 states and 156 transitions. Second operand has 4 states, 4 states have (on average 10.0) internal successors, (40), 3 states have internal predecessors, (40), 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 23:13:04,508 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-28 23:13:04,509 INFO L93 Difference]: Finished difference Result 154 states and 205 transitions. [2021-10-28 23:13:04,509 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-10-28 23:13:04,509 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 10.0) internal successors, (40), 3 states have internal predecessors, (40), 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 40 [2021-10-28 23:13:04,509 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-28 23:13:04,509 INFO L225 Difference]: With dead ends: 154 [2021-10-28 23:13:04,510 INFO L226 Difference]: Without dead ends: 0 [2021-10-28 23:13:04,510 INFO L786 BasicCegarLoop]: 0 DeclaredPredicates, 42 GetRequests, 39 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 23:13:04,510 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2021-10-28 23:13:04,510 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2021-10-28 23:13:04,511 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 23:13:04,511 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2021-10-28 23:13:04,511 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 40 [2021-10-28 23:13:04,511 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-28 23:13:04,511 INFO L470 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2021-10-28 23:13:04,511 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 10.0) internal successors, (40), 3 states have internal predecessors, (40), 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 23:13:04,512 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2021-10-28 23:13:04,512 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2021-10-28 23:13:04,514 INFO L764 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION [2021-10-28 23:13:04,515 INFO L764 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION [2021-10-28 23:13:04,515 INFO L764 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION [2021-10-28 23:13:04,558 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4a2ff776-7113-4e88-b68b-2a5c77ea984f/bin/uautomizer-GMMbpWq8iD/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Forceful destruction successful, exit code 0 [2021-10-28 23:13:04,734 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4a2ff776-7113-4e88-b68b-2a5c77ea984f/bin/uautomizer-GMMbpWq8iD/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable5 [2021-10-28 23:13:04,736 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2021-10-28 23:13:04,740 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 23:13:04,742 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 23:13:04,743 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 23:13:04,744 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 23:13:04,771 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 23:13:04,771 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 23:13:04,772 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 23:13:04,789 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 23:13:04,790 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 23:13:04,790 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 23:13:04,793 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 23:13:04,799 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 23:13:04,800 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 23:13:04,811 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 23:13:04,812 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 23:13:04,838 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 23:13:04,840 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 23:13:04,842 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 23:13:04,843 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 23:13:04,843 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 23:13:04,844 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 23:13:04,846 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 23:13:04,847 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 23:13:04,848 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 23:13:04,848 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 23:13:04,849 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 23:13:04,850 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 23:13:04,850 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 23:13:04,857 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 23:13:04,859 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 23:13:04,871 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 23:13:04,884 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 23:13:04,885 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 23:13:04,886 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 23:13:04,887 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 23:13:04,888 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 23:13:04,889 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 23:13:04,897 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 23:13:04,898 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 23:13:04,899 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 23:13:04,900 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 23:13:04,900 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 23:13:04,901 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 23:13:04,901 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 23:13:05,388 INFO L857 garLoopResultBuilder]: For program point ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION(line 962) no Hoare annotation was computed. [2021-10-28 23:13:05,388 INFO L857 garLoopResultBuilder]: For program point L696(lines 696 702) no Hoare annotation was computed. [2021-10-28 23:13:05,389 INFO L853 garLoopResultBuilder]: At program point L696-1(lines 728 734) the Hoare annotation is: (let ((.cse0 (= ULTIMATE.start_test_~splverifierCounter~0 0)) (.cse1 (= ~pumpRunning~0 0))) (or (and .cse0 .cse1 (<= 2 ~waterLevel~0)) (and .cse0 .cse1 (= |ULTIMATE.start_valid_product_#res| ~waterLevel~0) (= ULTIMATE.start_main_~tmp~0 ~waterLevel~0) (= ~waterLevel~0 1)))) [2021-10-28 23:13:05,389 INFO L857 garLoopResultBuilder]: For program point L962(line 962) no Hoare annotation was computed. [2021-10-28 23:13:05,389 INFO L857 garLoopResultBuilder]: For program point L962-1(line 962) no Hoare annotation was computed. [2021-10-28 23:13:05,389 INFO L857 garLoopResultBuilder]: For program point L962-2(line 962) no Hoare annotation was computed. [2021-10-28 23:13:05,389 INFO L857 garLoopResultBuilder]: For program point L764(lines 764 772) no Hoare annotation was computed. [2021-10-28 23:13:05,389 INFO L857 garLoopResultBuilder]: For program point L764-1(lines 764 772) no Hoare annotation was computed. [2021-10-28 23:13:05,390 INFO L857 garLoopResultBuilder]: For program point L764-2(lines 764 772) no Hoare annotation was computed. [2021-10-28 23:13:05,390 INFO L857 garLoopResultBuilder]: For program point L764-3(lines 764 772) no Hoare annotation was computed. [2021-10-28 23:13:05,390 INFO L857 garLoopResultBuilder]: For program point L764-4(lines 764 772) no Hoare annotation was computed. [2021-10-28 23:13:05,390 INFO L857 garLoopResultBuilder]: For program point L764-5(lines 764 772) no Hoare annotation was computed. [2021-10-28 23:13:05,390 INFO L857 garLoopResultBuilder]: For program point L566(lines 566 570) no Hoare annotation was computed. [2021-10-28 23:13:05,390 INFO L857 garLoopResultBuilder]: For program point L566-3(lines 566 570) no Hoare annotation was computed. [2021-10-28 23:13:05,390 INFO L857 garLoopResultBuilder]: For program point L566-6(lines 566 570) no Hoare annotation was computed. [2021-10-28 23:13:05,391 INFO L853 garLoopResultBuilder]: At program point L635(lines 630 638) the Hoare annotation is: (let ((.cse0 (= ULTIMATE.start_test_~splverifierCounter~0 0)) (.cse1 (= ~pumpRunning~0 0)) (.cse2 (not (= |ULTIMATE.start_getWaterLevel_#res| 0)))) (or (and .cse0 .cse1 .cse2 (= |ULTIMATE.start_valid_product_#res| ~waterLevel~0) (= ULTIMATE.start_main_~tmp~0 ~waterLevel~0) (= ~waterLevel~0 1)) (and .cse0 .cse1 (<= 2 ~waterLevel~0) .cse2))) [2021-10-28 23:13:05,391 INFO L853 garLoopResultBuilder]: At program point L635-1(lines 630 638) the Hoare annotation is: false [2021-10-28 23:13:05,391 INFO L853 garLoopResultBuilder]: At program point L635-2(lines 630 638) the Hoare annotation is: false [2021-10-28 23:13:05,391 INFO L857 garLoopResultBuilder]: For program point L140(lines 140 147) no Hoare annotation was computed. [2021-10-28 23:13:05,391 INFO L860 garLoopResultBuilder]: At program point L140-1(lines 140 147) the Hoare annotation is: true [2021-10-28 23:13:05,391 INFO L853 garLoopResultBuilder]: At program point L735(lines 735 741) the Hoare annotation is: (let ((.cse0 (= ULTIMATE.start_test_~splverifierCounter~0 0)) (.cse1 (= ~pumpRunning~0 0))) (or (and .cse0 .cse1 (<= 2 ~waterLevel~0)) (and .cse0 .cse1 (= |ULTIMATE.start_valid_product_#res| ~waterLevel~0) (= ULTIMATE.start_main_~tmp~0 ~waterLevel~0) (= ~waterLevel~0 1)))) [2021-10-28 23:13:05,392 INFO L853 garLoopResultBuilder]: At program point L735-1(lines 735 741) the Hoare annotation is: false [2021-10-28 23:13:05,392 INFO L853 garLoopResultBuilder]: At program point L735-2(lines 735 741) the Hoare annotation is: false [2021-10-28 23:13:05,392 INFO L853 garLoopResultBuilder]: At program point L603(lines 598 606) the Hoare annotation is: false [2021-10-28 23:13:05,392 INFO L853 garLoopResultBuilder]: At program point L603-1(lines 598 606) the Hoare annotation is: false [2021-10-28 23:13:05,392 INFO L853 garLoopResultBuilder]: At program point L603-2(lines 598 606) the Hoare annotation is: false [2021-10-28 23:13:05,392 INFO L857 garLoopResultBuilder]: For program point L670(lines 670 676) no Hoare annotation was computed. [2021-10-28 23:13:05,393 INFO L853 garLoopResultBuilder]: At program point L670-1(lines 670 676) the Hoare annotation is: (let ((.cse0 (= ULTIMATE.start_test_~splverifierCounter~0 0)) (.cse1 (= ~pumpRunning~0 0)) (.cse2 (= |ULTIMATE.start_valid_product_#res| ~waterLevel~0)) (.cse3 (= ULTIMATE.start_main_~tmp~0 ~waterLevel~0)) (.cse4 (= ~waterLevel~0 1))) (or (and .cse0 .cse1 (not (= |ULTIMATE.start_getWaterLevel_#res| 0)) .cse2 (not (= ULTIMATE.start___utac_acc__Specification4_spec__1_~tmp~9 0)) .cse3 .cse4) (and .cse0 .cse1 (<= 2 ~waterLevel~0)) (and .cse0 .cse1 .cse2 .cse3 .cse4 (not (= 0 ~systemActive~0))))) [2021-10-28 23:13:05,393 INFO L857 garLoopResultBuilder]: For program point ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION(line 962) no Hoare annotation was computed. [2021-10-28 23:13:05,393 INFO L853 garLoopResultBuilder]: At program point L176(lines 1 965) the Hoare annotation is: (and (= ~pumpRunning~0 0) (= 1 ~systemActive~0) (= ~waterLevel~0 1)) [2021-10-28 23:13:05,393 INFO L857 garLoopResultBuilder]: For program point L905(lines 905 909) no Hoare annotation was computed. [2021-10-28 23:13:05,393 INFO L857 garLoopResultBuilder]: For program point L905-2(lines 905 909) no Hoare annotation was computed. [2021-10-28 23:13:05,393 INFO L857 garLoopResultBuilder]: For program point L905-3(lines 905 909) no Hoare annotation was computed. [2021-10-28 23:13:05,393 INFO L857 garLoopResultBuilder]: For program point L905-5(lines 905 909) no Hoare annotation was computed. [2021-10-28 23:13:05,394 INFO L857 garLoopResultBuilder]: For program point L905-6(lines 905 909) no Hoare annotation was computed. [2021-10-28 23:13:05,394 INFO L857 garLoopResultBuilder]: For program point L905-8(lines 905 909) no Hoare annotation was computed. [2021-10-28 23:13:05,394 INFO L857 garLoopResultBuilder]: For program point L905-9(lines 905 909) no Hoare annotation was computed. [2021-10-28 23:13:05,394 INFO L857 garLoopResultBuilder]: For program point L905-11(lines 905 909) no Hoare annotation was computed. [2021-10-28 23:13:05,394 INFO L857 garLoopResultBuilder]: For program point L905-12(lines 905 909) no Hoare annotation was computed. [2021-10-28 23:13:05,394 INFO L857 garLoopResultBuilder]: For program point L905-14(lines 905 909) no Hoare annotation was computed. [2021-10-28 23:13:05,394 INFO L857 garLoopResultBuilder]: For program point L905-15(lines 905 909) no Hoare annotation was computed. [2021-10-28 23:13:05,395 INFO L857 garLoopResultBuilder]: For program point L905-17(lines 905 909) no Hoare annotation was computed. [2021-10-28 23:13:05,395 INFO L853 garLoopResultBuilder]: At program point L113(lines 109 115) the Hoare annotation is: (and (= ~pumpRunning~0 0) (= |ULTIMATE.start_valid_product_#res| ~waterLevel~0) (= ULTIMATE.start_main_~tmp~0 ~waterLevel~0) (= ~waterLevel~0 1) (= ULTIMATE.start_main_~tmp~0 ~systemActive~0)) [2021-10-28 23:13:05,395 INFO L853 garLoopResultBuilder]: At program point L708(lines 659 709) the Hoare annotation is: false [2021-10-28 23:13:05,395 INFO L857 garLoopResultBuilder]: For program point L940(lines 940 953) no Hoare annotation was computed. [2021-10-28 23:13:05,395 INFO L853 garLoopResultBuilder]: At program point L940-1(lines 1 965) the Hoare annotation is: (let ((.cse2 (not (= |ULTIMATE.start_getWaterLevel_#res| 0))) (.cse3 (not (= ULTIMATE.start___utac_acc__Specification4_spec__1_~tmp~9 0))) (.cse0 (= ULTIMATE.start_test_~splverifierCounter~0 0)) (.cse1 (= ~pumpRunning~0 0)) (.cse4 (= |ULTIMATE.start_valid_product_#res| ~waterLevel~0)) (.cse5 (= ULTIMATE.start_main_~tmp~0 ~waterLevel~0)) (.cse6 (= ~waterLevel~0 1))) (or (and .cse0 .cse1 (<= 2 ~waterLevel~0) .cse2 .cse3) (and .cse0 .cse1 .cse2 .cse4 .cse3 .cse5 .cse6) (and .cse0 .cse1 .cse4 .cse5 .cse6 (not (= 0 ~systemActive~0))))) [2021-10-28 23:13:05,395 INFO L857 garLoopResultBuilder]: For program point L940-2(lines 940 953) no Hoare annotation was computed. [2021-10-28 23:13:05,395 INFO L853 garLoopResultBuilder]: At program point L940-3(lines 1 965) the Hoare annotation is: false [2021-10-28 23:13:05,396 INFO L857 garLoopResultBuilder]: For program point L940-4(lines 940 953) no Hoare annotation was computed. [2021-10-28 23:13:05,396 INFO L853 garLoopResultBuilder]: At program point L940-5(lines 1 965) the Hoare annotation is: false [2021-10-28 23:13:05,396 INFO L853 garLoopResultBuilder]: At program point L644(lines 639 647) the Hoare annotation is: false [2021-10-28 23:13:05,396 INFO L853 garLoopResultBuilder]: At program point L644-1(lines 639 647) the Hoare annotation is: false [2021-10-28 23:13:05,396 INFO L857 garLoopResultBuilder]: For program point L578(lines 578 582) no Hoare annotation was computed. [2021-10-28 23:13:05,396 INFO L853 garLoopResultBuilder]: At program point L644-2(lines 639 647) the Hoare annotation is: false [2021-10-28 23:13:05,396 INFO L853 garLoopResultBuilder]: At program point L644-3(lines 639 647) the Hoare annotation is: false [2021-10-28 23:13:05,397 INFO L853 garLoopResultBuilder]: At program point L644-4(lines 639 647) the Hoare annotation is: false [2021-10-28 23:13:05,397 INFO L853 garLoopResultBuilder]: At program point L644-5(lines 639 647) the Hoare annotation is: false [2021-10-28 23:13:05,397 INFO L860 garLoopResultBuilder]: At program point L149(lines 130 152) the Hoare annotation is: true [2021-10-28 23:13:05,397 INFO L853 garLoopResultBuilder]: At program point L184(lines 179 187) the Hoare annotation is: (and (= ~pumpRunning~0 0) (= |ULTIMATE.start_valid_product_#res| ~waterLevel~0) (= 1 ~systemActive~0) (= ~waterLevel~0 1)) [2021-10-28 23:13:05,397 INFO L857 garLoopResultBuilder]: For program point L944(lines 944 950) no Hoare annotation was computed. [2021-10-28 23:13:05,397 INFO L853 garLoopResultBuilder]: At program point L911(lines 896 914) the Hoare annotation is: false [2021-10-28 23:13:05,397 INFO L853 garLoopResultBuilder]: At program point L911-1(lines 896 914) the Hoare annotation is: false [2021-10-28 23:13:05,398 INFO L857 garLoopResultBuilder]: For program point L944-2(lines 944 950) no Hoare annotation was computed. [2021-10-28 23:13:05,398 INFO L853 garLoopResultBuilder]: At program point L911-2(lines 896 914) the Hoare annotation is: false [2021-10-28 23:13:05,398 INFO L853 garLoopResultBuilder]: At program point L911-3(lines 896 914) the Hoare annotation is: false [2021-10-28 23:13:05,398 INFO L857 garLoopResultBuilder]: For program point L944-4(lines 944 950) no Hoare annotation was computed. [2021-10-28 23:13:05,398 INFO L853 garLoopResultBuilder]: At program point L911-4(lines 896 914) the Hoare annotation is: false [2021-10-28 23:13:05,398 INFO L853 garLoopResultBuilder]: At program point L911-5(lines 896 914) the Hoare annotation is: false [2021-10-28 23:13:05,398 INFO L857 garLoopResultBuilder]: For program point L680(lines 680 686) no Hoare annotation was computed. [2021-10-28 23:13:05,399 INFO L853 garLoopResultBuilder]: At program point L680-1(lines 680 686) the Hoare annotation is: (let ((.cse0 (= ULTIMATE.start_test_~splverifierCounter~0 0)) (.cse1 (= ~pumpRunning~0 0)) (.cse2 (= |ULTIMATE.start_valid_product_#res| ~waterLevel~0)) (.cse3 (= ULTIMATE.start_main_~tmp~0 ~waterLevel~0)) (.cse4 (= ~waterLevel~0 1))) (or (and .cse0 .cse1 (not (= |ULTIMATE.start_getWaterLevel_#res| 0)) .cse2 (not (= ULTIMATE.start___utac_acc__Specification4_spec__1_~tmp~9 0)) .cse3 .cse4) (and .cse0 .cse1 (<= 2 ~waterLevel~0)) (and .cse0 .cse1 .cse2 .cse3 .cse4 (not (= 0 ~systemActive~0))))) [2021-10-28 23:13:05,399 INFO L857 garLoopResultBuilder]: For program point ULTIMATE.startENTRY(line -1) no Hoare annotation was computed. [2021-10-28 23:13:05,399 INFO L853 garLoopResultBuilder]: At program point L847(lines 840 850) the Hoare annotation is: false [2021-10-28 23:13:05,399 INFO L853 garLoopResultBuilder]: At program point L847-1(lines 840 850) the Hoare annotation is: false [2021-10-28 23:13:05,399 INFO L853 garLoopResultBuilder]: At program point L847-2(lines 840 850) the Hoare annotation is: false [2021-10-28 23:13:05,399 INFO L857 garLoopResultBuilder]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2021-10-28 23:13:05,399 INFO L857 garLoopResultBuilder]: For program point L786(lines 786 803) no Hoare annotation was computed. [2021-10-28 23:13:05,400 INFO L857 garLoopResultBuilder]: For program point L786-1(lines 786 803) no Hoare annotation was computed. [2021-10-28 23:13:05,400 INFO L857 garLoopResultBuilder]: For program point L786-2(lines 786 803) no Hoare annotation was computed. [2021-10-28 23:13:05,400 INFO L857 garLoopResultBuilder]: For program point L919(lines 919 925) no Hoare annotation was computed. [2021-10-28 23:13:05,400 INFO L853 garLoopResultBuilder]: At program point L919-1(lines 919 925) the Hoare annotation is: (let ((.cse0 (= ULTIMATE.start_test_~splverifierCounter~0 0)) (.cse1 (= ~pumpRunning~0 0))) (or (and .cse0 .cse1 (<= 2 ~waterLevel~0)) (and .cse0 .cse1 (= |ULTIMATE.start_valid_product_#res| ~waterLevel~0) (= ULTIMATE.start_main_~tmp~0 ~waterLevel~0) (= ~waterLevel~0 1)))) [2021-10-28 23:13:05,400 INFO L857 garLoopResultBuilder]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2021-10-28 23:13:05,400 INFO L857 garLoopResultBuilder]: For program point L590(lines 590 594) no Hoare annotation was computed. [2021-10-28 23:13:05,400 INFO L853 garLoopResultBuilder]: At program point L62-2(lines 62 76) the Hoare annotation is: false [2021-10-28 23:13:05,401 INFO L857 garLoopResultBuilder]: For program point L690(lines 690 703) no Hoare annotation was computed. [2021-10-28 23:13:05,401 INFO L857 garLoopResultBuilder]: For program point L63(line 63) no Hoare annotation was computed. [2021-10-28 23:13:05,401 INFO L853 garLoopResultBuilder]: At program point L856(lines 851 859) the Hoare annotation is: false [2021-10-28 23:13:05,401 INFO L853 garLoopResultBuilder]: At program point L856-1(lines 851 859) the Hoare annotation is: false [2021-10-28 23:13:05,401 INFO L857 garLoopResultBuilder]: For program point L790(lines 790 798) no Hoare annotation was computed. [2021-10-28 23:13:05,401 INFO L853 garLoopResultBuilder]: At program point L856-2(lines 851 859) the Hoare annotation is: false [2021-10-28 23:13:05,401 INFO L857 garLoopResultBuilder]: For program point L790-1(lines 790 798) no Hoare annotation was computed. [2021-10-28 23:13:05,402 INFO L857 garLoopResultBuilder]: For program point L790-2(lines 790 798) no Hoare annotation was computed. [2021-10-28 23:13:05,402 INFO L857 garLoopResultBuilder]: For program point L-1(line -1) no Hoare annotation was computed. [2021-10-28 23:13:05,402 INFO L857 garLoopResultBuilder]: For program point ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION(line 962) no Hoare annotation was computed. [2021-10-28 23:13:05,402 INFO L857 garLoopResultBuilder]: For program point L66(lines 66 70) no Hoare annotation was computed. [2021-10-28 23:13:05,402 INFO L857 garLoopResultBuilder]: For program point L66-1(lines 728 734) no Hoare annotation was computed. [2021-10-28 23:13:05,402 INFO L857 garLoopResultBuilder]: For program point L760(lines 760 777) no Hoare annotation was computed. [2021-10-28 23:13:05,402 INFO L857 garLoopResultBuilder]: For program point L760-1(lines 760 777) no Hoare annotation was computed. [2021-10-28 23:13:05,403 INFO L857 garLoopResultBuilder]: For program point L760-2(lines 760 777) no Hoare annotation was computed. [2021-10-28 23:13:05,403 INFO L857 garLoopResultBuilder]: For program point L661(lines 660 707) no Hoare annotation was computed. [2021-10-28 23:13:05,403 INFO L857 garLoopResultBuilder]: For program point L760-3(lines 760 777) no Hoare annotation was computed. [2021-10-28 23:13:05,403 INFO L857 garLoopResultBuilder]: For program point L760-4(lines 760 777) no Hoare annotation was computed. [2021-10-28 23:13:05,403 INFO L857 garLoopResultBuilder]: For program point L760-5(lines 760 777) no Hoare annotation was computed. [2021-10-28 23:13:05,403 INFO L853 garLoopResultBuilder]: At program point L728(lines 727 746) the Hoare annotation is: (let ((.cse0 (= ULTIMATE.start_test_~splverifierCounter~0 0)) (.cse1 (= ~pumpRunning~0 0))) (or (and .cse0 .cse1 (<= 2 ~waterLevel~0)) (and .cse0 .cse1 (= |ULTIMATE.start_valid_product_#res| ~waterLevel~0) (= ULTIMATE.start_main_~tmp~0 ~waterLevel~0) (= ~waterLevel~0 1)))) [2021-10-28 23:13:05,404 INFO L857 garLoopResultBuilder]: For program point L728-1(lines 728 734) no Hoare annotation was computed. [2021-10-28 23:13:05,404 INFO L857 garLoopResultBuilder]: For program point L662(lines 662 666) no Hoare annotation was computed. [2021-10-28 23:13:05,404 INFO L853 garLoopResultBuilder]: At program point L728-2(lines 727 746) the Hoare annotation is: false [2021-10-28 23:13:05,404 INFO L853 garLoopResultBuilder]: At program point L728-3(lines 727 746) the Hoare annotation is: false [2021-10-28 23:13:05,407 INFO L731 BasicCegarLoop]: Path program histogram: [1, 1, 1, 1, 1, 1] [2021-10-28 23:13:05,409 INFO L179 ceAbstractionStarter]: Computing trace abstraction results [2021-10-28 23:13:05,435 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 28.10 11:13:05 BoogieIcfgContainer [2021-10-28 23:13:05,435 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2021-10-28 23:13:05,436 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2021-10-28 23:13:05,436 INFO L271 PluginConnector]: Initializing Witness Printer... [2021-10-28 23:13:05,436 INFO L275 PluginConnector]: Witness Printer initialized [2021-10-28 23:13:05,437 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 28.10 11:13:02" (3/4) ... [2021-10-28 23:13:05,440 INFO L137 WitnessPrinter]: Generating witness for correct program [2021-10-28 23:13:05,470 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 41 nodes and edges [2021-10-28 23:13:05,475 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 21 nodes and edges [2021-10-28 23:13:05,476 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 10 nodes and edges [2021-10-28 23:13:05,477 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 5 nodes and edges [2021-10-28 23:13:05,478 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 2 nodes and edges [2021-10-28 23:13:05,479 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2021-10-28 23:13:05,480 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2021-10-28 23:13:05,512 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((pumpRunning == 0 && \result == waterLevel) && 1 == systemActive) && waterLevel == 1 [2021-10-28 23:13:05,512 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((pumpRunning == 0 && \result == waterLevel) && tmp == waterLevel) && waterLevel == 1) && tmp == systemActive [2021-10-28 23:13:05,512 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((((splverifierCounter == 0 && pumpRunning == 0) && 2 <= waterLevel) && !(\result == 0)) && !(tmp == 0)) || ((((((splverifierCounter == 0 && pumpRunning == 0) && !(\result == 0)) && \result == waterLevel) && !(tmp == 0)) && tmp == waterLevel) && waterLevel == 1)) || (((((splverifierCounter == 0 && pumpRunning == 0) && \result == waterLevel) && tmp == waterLevel) && waterLevel == 1) && !(0 == systemActive)) [2021-10-28 23:13:05,513 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((((((splverifierCounter == 0 && pumpRunning == 0) && !(\result == 0)) && \result == waterLevel) && !(tmp == 0)) && tmp == waterLevel) && waterLevel == 1) || ((splverifierCounter == 0 && pumpRunning == 0) && 2 <= waterLevel)) || (((((splverifierCounter == 0 && pumpRunning == 0) && \result == waterLevel) && tmp == waterLevel) && waterLevel == 1) && !(0 == systemActive)) [2021-10-28 23:13:05,513 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((((((splverifierCounter == 0 && pumpRunning == 0) && !(\result == 0)) && \result == waterLevel) && !(tmp == 0)) && tmp == waterLevel) && waterLevel == 1) || ((splverifierCounter == 0 && pumpRunning == 0) && 2 <= waterLevel)) || (((((splverifierCounter == 0 && pumpRunning == 0) && \result == waterLevel) && tmp == waterLevel) && waterLevel == 1) && !(0 == systemActive)) [2021-10-28 23:13:05,513 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((splverifierCounter == 0 && pumpRunning == 0) && 2 <= waterLevel) || ((((splverifierCounter == 0 && pumpRunning == 0) && \result == waterLevel) && tmp == waterLevel) && waterLevel == 1) [2021-10-28 23:13:05,514 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((splverifierCounter == 0 && pumpRunning == 0) && 2 <= waterLevel) || ((((splverifierCounter == 0 && pumpRunning == 0) && \result == waterLevel) && tmp == waterLevel) && waterLevel == 1) [2021-10-28 23:13:05,514 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((splverifierCounter == 0 && pumpRunning == 0) && 2 <= waterLevel) || ((((splverifierCounter == 0 && pumpRunning == 0) && \result == waterLevel) && tmp == waterLevel) && waterLevel == 1) [2021-10-28 23:13:05,515 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((splverifierCounter == 0 && pumpRunning == 0) && 2 <= waterLevel) || ((((splverifierCounter == 0 && pumpRunning == 0) && \result == waterLevel) && tmp == waterLevel) && waterLevel == 1) [2021-10-28 23:13:05,515 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((((splverifierCounter == 0 && pumpRunning == 0) && !(\result == 0)) && \result == waterLevel) && tmp == waterLevel) && waterLevel == 1) || (((splverifierCounter == 0 && pumpRunning == 0) && 2 <= waterLevel) && !(\result == 0)) [2021-10-28 23:13:05,602 INFO L141 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4a2ff776-7113-4e88-b68b-2a5c77ea984f/bin/uautomizer-GMMbpWq8iD/witness.graphml [2021-10-28 23:13:05,602 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2021-10-28 23:13:05,603 INFO L168 Benchmark]: Toolchain (without parser) took 5090.55 ms. Allocated memory was 86.0 MB in the beginning and 134.2 MB in the end (delta: 48.2 MB). Free memory was 50.5 MB in the beginning and 52.0 MB in the end (delta: -1.5 MB). Peak memory consumption was 47.3 MB. Max. memory is 16.1 GB. [2021-10-28 23:13:05,604 INFO L168 Benchmark]: CDTParser took 0.23 ms. Allocated memory is still 86.0 MB. Free memory was 55.3 MB in the beginning and 55.2 MB in the end (delta: 28.6 kB). There was no memory consumed. Max. memory is 16.1 GB. [2021-10-28 23:13:05,605 INFO L168 Benchmark]: CACSL2BoogieTranslator took 469.68 ms. Allocated memory was 86.0 MB in the beginning and 104.9 MB in the end (delta: 18.9 MB). Free memory was 50.2 MB in the beginning and 72.7 MB in the end (delta: -22.5 MB). Peak memory consumption was 7.8 MB. Max. memory is 16.1 GB. [2021-10-28 23:13:05,605 INFO L168 Benchmark]: Boogie Procedure Inliner took 71.73 ms. Allocated memory is still 104.9 MB. Free memory was 72.7 MB in the beginning and 69.1 MB in the end (delta: 3.6 MB). Peak memory consumption was 4.2 MB. Max. memory is 16.1 GB. [2021-10-28 23:13:05,605 INFO L168 Benchmark]: Boogie Preprocessor took 62.44 ms. Allocated memory is still 104.9 MB. Free memory was 69.1 MB in the beginning and 66.7 MB in the end (delta: 2.4 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. [2021-10-28 23:13:05,606 INFO L168 Benchmark]: RCFGBuilder took 995.57 ms. Allocated memory is still 104.9 MB. Free memory was 66.7 MB in the beginning and 49.3 MB in the end (delta: 17.4 MB). Peak memory consumption was 16.0 MB. Max. memory is 16.1 GB. [2021-10-28 23:13:05,606 INFO L168 Benchmark]: TraceAbstraction took 3295.09 ms. Allocated memory was 104.9 MB in the beginning and 134.2 MB in the end (delta: 29.4 MB). Free memory was 79.5 MB in the beginning and 60.3 MB in the end (delta: 19.1 MB). Peak memory consumption was 47.9 MB. Max. memory is 16.1 GB. [2021-10-28 23:13:05,607 INFO L168 Benchmark]: Witness Printer took 166.00 ms. Allocated memory is still 134.2 MB. Free memory was 60.3 MB in the beginning and 52.0 MB in the end (delta: 8.4 MB). Peak memory consumption was 8.4 MB. Max. memory is 16.1 GB. [2021-10-28 23:13:05,609 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.23 ms. Allocated memory is still 86.0 MB. Free memory was 55.3 MB in the beginning and 55.2 MB in the end (delta: 28.6 kB). There was no memory consumed. Max. memory is 16.1 GB. * CACSL2BoogieTranslator took 469.68 ms. Allocated memory was 86.0 MB in the beginning and 104.9 MB in the end (delta: 18.9 MB). Free memory was 50.2 MB in the beginning and 72.7 MB in the end (delta: -22.5 MB). Peak memory consumption was 7.8 MB. Max. memory is 16.1 GB. * Boogie Procedure Inliner took 71.73 ms. Allocated memory is still 104.9 MB. Free memory was 72.7 MB in the beginning and 69.1 MB in the end (delta: 3.6 MB). Peak memory consumption was 4.2 MB. Max. memory is 16.1 GB. * Boogie Preprocessor took 62.44 ms. Allocated memory is still 104.9 MB. Free memory was 69.1 MB in the beginning and 66.7 MB in the end (delta: 2.4 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. * RCFGBuilder took 995.57 ms. Allocated memory is still 104.9 MB. Free memory was 66.7 MB in the beginning and 49.3 MB in the end (delta: 17.4 MB). Peak memory consumption was 16.0 MB. Max. memory is 16.1 GB. * TraceAbstraction took 3295.09 ms. Allocated memory was 104.9 MB in the beginning and 134.2 MB in the end (delta: 29.4 MB). Free memory was 79.5 MB in the beginning and 60.3 MB in the end (delta: 19.1 MB). Peak memory consumption was 47.9 MB. Max. memory is 16.1 GB. * Witness Printer took 166.00 ms. Allocated memory is still 134.2 MB. Free memory was 60.3 MB in the beginning and 52.0 MB in the end (delta: 8.4 MB). Peak memory consumption was 8.4 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: 962]: call to reach_error is unreachable For all program executions holds that call to reach_error is unreachable at this location - PositiveResult [Line: 962]: call to reach_error is unreachable For all program executions holds that call to reach_error is unreachable at this location - PositiveResult [Line: 962]: 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, 107 locations, 3 error locations. Started 1 CEGAR loops. OverallTime: 3.2s, OverallIterations: 6, TraceHistogramMax: 2, PathProgramHistogramMax: 1, EmptinessCheckTime: 0.0s, AutomataDifference: 0.8s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.6s, InitialAbstractionConstructionTime: 0.0s, PartialOrderReductionTime: 0.0s, HoareTripleCheckerStatistics: 460 SDtfs, 868 SDslu, 870 SDs, 0 SdLazy, 135 SolverSat, 21 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 0.3s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 71 GetRequests, 46 SyntacticMatches, 0 SemanticMatches, 25 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 23 ImplicationChecksByTransitivity, 0.1s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=166occurred in iteration=4, InterpolantAutomatonStates: 31, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: 0.1s AutomataMinimizationTime, 6 MinimizatonAttempts, 244 StatesRemovedByMinimization, 2 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 44 LocationsWithAnnotation, 44 PreInvPairs, 76 NumberOfFragments, 388 HoareAnnotationTreeSize, 44 FomulaSimplifications, 1373 FormulaSimplificationTreeSizeReduction, 0.1s HoareSimplificationTime, 44 FomulaSimplificationsInter, 128 FormulaSimplificationTreeSizeReductionInter, 0.4s HoareSimplificationTimeInter, RefinementEngineStatistics: TRACE_CHECK: 0.0s SsaConstructionTime, 0.3s SatisfiabilityAnalysisTime, 0.6s InterpolantComputationTime, 184 NumberOfCodeBlocks, 184 NumberOfCodeBlocksAsserted, 7 NumberOfCheckSat, 177 ConstructedInterpolants, 0 QuantifiedInterpolants, 414 SizeOfPredicates, 0 NumberOfNonLiveVariables, 382 ConjunctsInSsa, 3 ConjunctsInUnsatCore, 7 InterpolantComputations, 6 PerfectInterpolantSequences, 23/28 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: 598]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 840]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 639]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 728]: Loop Invariant Derived loop invariant: ((splverifierCounter == 0 && pumpRunning == 0) && 2 <= waterLevel) || ((((splverifierCounter == 0 && pumpRunning == 0) && \result == waterLevel) && tmp == waterLevel) && waterLevel == 1) - InvariantResult [Line: 840]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 851]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 1]: Loop Invariant Derived loop invariant: (((((splverifierCounter == 0 && pumpRunning == 0) && 2 <= waterLevel) && !(\result == 0)) && !(tmp == 0)) || ((((((splverifierCounter == 0 && pumpRunning == 0) && !(\result == 0)) && \result == waterLevel) && !(tmp == 0)) && tmp == waterLevel) && waterLevel == 1)) || (((((splverifierCounter == 0 && pumpRunning == 0) && \result == waterLevel) && tmp == waterLevel) && waterLevel == 1) && !(0 == systemActive)) - InvariantResult [Line: 896]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 659]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 1]: Loop Invariant Derived loop invariant: (pumpRunning == 0 && 1 == systemActive) && waterLevel == 1 - InvariantResult [Line: 109]: Loop Invariant Derived loop invariant: (((pumpRunning == 0 && \result == waterLevel) && tmp == waterLevel) && waterLevel == 1) && tmp == systemActive - InvariantResult [Line: 140]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 919]: Loop Invariant Derived loop invariant: ((splverifierCounter == 0 && pumpRunning == 0) && 2 <= waterLevel) || ((((splverifierCounter == 0 && pumpRunning == 0) && \result == waterLevel) && tmp == waterLevel) && waterLevel == 1) - InvariantResult [Line: 896]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 670]: Loop Invariant Derived loop invariant: (((((((splverifierCounter == 0 && pumpRunning == 0) && !(\result == 0)) && \result == waterLevel) && !(tmp == 0)) && tmp == waterLevel) && waterLevel == 1) || ((splverifierCounter == 0 && pumpRunning == 0) && 2 <= waterLevel)) || (((((splverifierCounter == 0 && pumpRunning == 0) && \result == waterLevel) && tmp == waterLevel) && waterLevel == 1) && !(0 == systemActive)) - InvariantResult [Line: 1]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 639]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 639]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 896]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 179]: Loop Invariant Derived loop invariant: ((pumpRunning == 0 && \result == waterLevel) && 1 == systemActive) && waterLevel == 1 - InvariantResult [Line: 639]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 598]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 630]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 727]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 735]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 851]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 896]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 630]: Loop Invariant Derived loop invariant: (((((splverifierCounter == 0 && pumpRunning == 0) && !(\result == 0)) && \result == waterLevel) && tmp == waterLevel) && waterLevel == 1) || (((splverifierCounter == 0 && pumpRunning == 0) && 2 <= waterLevel) && !(\result == 0)) - InvariantResult [Line: 130]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 735]: Loop Invariant Derived loop invariant: ((splverifierCounter == 0 && pumpRunning == 0) && 2 <= waterLevel) || ((((splverifierCounter == 0 && pumpRunning == 0) && \result == waterLevel) && tmp == waterLevel) && waterLevel == 1) - InvariantResult [Line: 680]: Loop Invariant Derived loop invariant: (((((((splverifierCounter == 0 && pumpRunning == 0) && !(\result == 0)) && \result == waterLevel) && !(tmp == 0)) && tmp == waterLevel) && waterLevel == 1) || ((splverifierCounter == 0 && pumpRunning == 0) && 2 <= waterLevel)) || (((((splverifierCounter == 0 && pumpRunning == 0) && \result == waterLevel) && tmp == waterLevel) && waterLevel == 1) && !(0 == systemActive)) - InvariantResult [Line: 639]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 62]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 840]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 598]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 851]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 727]: Loop Invariant Derived loop invariant: ((splverifierCounter == 0 && pumpRunning == 0) && 2 <= waterLevel) || ((((splverifierCounter == 0 && pumpRunning == 0) && \result == waterLevel) && tmp == waterLevel) && waterLevel == 1) - InvariantResult [Line: 735]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 639]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 896]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 727]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 630]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 896]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 1]: Loop Invariant Derived loop invariant: 0 RESULT: Ultimate proved your program to be correct! [2021-10-28 23:13:05,685 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4a2ff776-7113-4e88-b68b-2a5c77ea984f/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Forceful destruction successful, exit code 0 Received shutdown request...