./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/product-lines/minepump_spec4_product63.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_c6ad7fdd-c36c-4fe4-b1fa-2be000e048eb/bin/uautomizer-UnR33cPsHg/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c6ad7fdd-c36c-4fe4-b1fa-2be000e048eb/bin/uautomizer-UnR33cPsHg/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c6ad7fdd-c36c-4fe4-b1fa-2be000e048eb/bin/uautomizer-UnR33cPsHg/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c6ad7fdd-c36c-4fe4-b1fa-2be000e048eb/bin/uautomizer-UnR33cPsHg/config/AutomizerReach.xml -i ../../sv-benchmarks/c/product-lines/minepump_spec4_product63.cil.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c6ad7fdd-c36c-4fe4-b1fa-2be000e048eb/bin/uautomizer-UnR33cPsHg/config/svcomp-Reach-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c6ad7fdd-c36c-4fe4-b1fa-2be000e048eb/bin/uautomizer-UnR33cPsHg --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 7c7779f94f1738e754b88f9a8a8e36de7065a4e94578f4135106bd0ff9ddb13d .......................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... 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 09:22:20,912 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-10-28 09:22:20,915 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-10-28 09:22:20,984 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-10-28 09:22:20,985 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-10-28 09:22:20,990 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-10-28 09:22:20,992 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-10-28 09:22:20,997 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-10-28 09:22:21,000 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-10-28 09:22:21,006 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-10-28 09:22:21,007 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-10-28 09:22:21,009 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-10-28 09:22:21,010 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-10-28 09:22:21,013 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-10-28 09:22:21,015 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-10-28 09:22:21,020 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-10-28 09:22:21,022 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-10-28 09:22:21,024 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-10-28 09:22:21,026 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-10-28 09:22:21,036 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-10-28 09:22:21,038 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-10-28 09:22:21,039 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-10-28 09:22:21,043 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-10-28 09:22:21,044 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-10-28 09:22:21,055 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-10-28 09:22:21,055 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-10-28 09:22:21,056 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-10-28 09:22:21,058 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-10-28 09:22:21,059 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-10-28 09:22:21,060 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-10-28 09:22:21,061 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-10-28 09:22:21,062 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-10-28 09:22:21,064 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-10-28 09:22:21,066 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-10-28 09:22:21,067 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-10-28 09:22:21,068 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-10-28 09:22:21,069 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-10-28 09:22:21,069 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-10-28 09:22:21,069 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-10-28 09:22:21,071 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-10-28 09:22:21,071 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-10-28 09:22:21,072 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c6ad7fdd-c36c-4fe4-b1fa-2be000e048eb/bin/uautomizer-UnR33cPsHg/config/svcomp-Reach-32bit-Automizer_Default.epf [2021-10-28 09:22:21,121 INFO L113 SettingsManager]: Loading preferences was successful [2021-10-28 09:22:21,121 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-10-28 09:22:21,122 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2021-10-28 09:22:21,122 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2021-10-28 09:22:21,130 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-10-28 09:22:21,131 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-10-28 09:22:21,131 INFO L138 SettingsManager]: * Use SBE=true [2021-10-28 09:22:21,131 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-10-28 09:22:21,132 INFO L138 SettingsManager]: * sizeof long=4 [2021-10-28 09:22:21,132 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-10-28 09:22:21,133 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-10-28 09:22:21,133 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-10-28 09:22:21,134 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-10-28 09:22:21,134 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-10-28 09:22:21,134 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-10-28 09:22:21,135 INFO L138 SettingsManager]: * sizeof long double=12 [2021-10-28 09:22:21,135 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-10-28 09:22:21,135 INFO L138 SettingsManager]: * Use constant arrays=true [2021-10-28 09:22:21,135 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-10-28 09:22:21,136 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-10-28 09:22:21,136 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-10-28 09:22:21,136 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-10-28 09:22:21,136 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-10-28 09:22:21,137 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-10-28 09:22:21,137 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-10-28 09:22:21,137 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-10-28 09:22:21,138 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2021-10-28 09:22:21,138 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-10-28 09:22:21,138 INFO L138 SettingsManager]: * Large block encoding in concurrent analysis=OFF [2021-10-28 09:22:21,138 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2021-10-28 09:22:21,139 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-10-28 09:22:21,139 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-10-28 09:22:21,139 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_c6ad7fdd-c36c-4fe4-b1fa-2be000e048eb/bin/uautomizer-UnR33cPsHg/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c6ad7fdd-c36c-4fe4-b1fa-2be000e048eb/bin/uautomizer-UnR33cPsHg Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 7c7779f94f1738e754b88f9a8a8e36de7065a4e94578f4135106bd0ff9ddb13d [2021-10-28 09:22:21,441 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-10-28 09:22:21,470 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-10-28 09:22:21,474 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-10-28 09:22:21,475 INFO L271 PluginConnector]: Initializing CDTParser... [2021-10-28 09:22:21,475 INFO L275 PluginConnector]: CDTParser initialized [2021-10-28 09:22:21,476 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c6ad7fdd-c36c-4fe4-b1fa-2be000e048eb/bin/uautomizer-UnR33cPsHg/../../sv-benchmarks/c/product-lines/minepump_spec4_product63.cil.c [2021-10-28 09:22:21,561 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c6ad7fdd-c36c-4fe4-b1fa-2be000e048eb/bin/uautomizer-UnR33cPsHg/data/1d887f704/a42431b802a344afb41ae3b3bae4ddd1/FLAGcb63b4fd2 [2021-10-28 09:22:22,083 INFO L306 CDTParser]: Found 1 translation units. [2021-10-28 09:22:22,084 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c6ad7fdd-c36c-4fe4-b1fa-2be000e048eb/sv-benchmarks/c/product-lines/minepump_spec4_product63.cil.c [2021-10-28 09:22:22,094 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c6ad7fdd-c36c-4fe4-b1fa-2be000e048eb/bin/uautomizer-UnR33cPsHg/data/1d887f704/a42431b802a344afb41ae3b3bae4ddd1/FLAGcb63b4fd2 [2021-10-28 09:22:22,402 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c6ad7fdd-c36c-4fe4-b1fa-2be000e048eb/bin/uautomizer-UnR33cPsHg/data/1d887f704/a42431b802a344afb41ae3b3bae4ddd1 [2021-10-28 09:22:22,405 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-10-28 09:22:22,406 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-10-28 09:22:22,415 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-10-28 09:22:22,415 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-10-28 09:22:22,423 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-10-28 09:22:22,424 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 28.10 09:22:22" (1/1) ... [2021-10-28 09:22:22,425 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@710549ed and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 09:22:22, skipping insertion in model container [2021-10-28 09:22:22,425 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 28.10 09:22:22" (1/1) ... [2021-10-28 09:22:22,433 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-10-28 09:22:22,485 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-10-28 09:22:22,888 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_c6ad7fdd-c36c-4fe4-b1fa-2be000e048eb/sv-benchmarks/c/product-lines/minepump_spec4_product63.cil.c[15018,15031] [2021-10-28 09:22:22,944 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-10-28 09:22:22,965 INFO L203 MainTranslator]: Completed pre-run [2021-10-28 09:22:23,063 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_c6ad7fdd-c36c-4fe4-b1fa-2be000e048eb/sv-benchmarks/c/product-lines/minepump_spec4_product63.cil.c[15018,15031] [2021-10-28 09:22:23,088 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-10-28 09:22:23,113 INFO L208 MainTranslator]: Completed translation [2021-10-28 09:22:23,114 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 09:22:23 WrapperNode [2021-10-28 09:22:23,115 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-10-28 09:22:23,116 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-10-28 09:22:23,117 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-10-28 09:22:23,117 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-10-28 09:22:23,124 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 09:22:23" (1/1) ... [2021-10-28 09:22:23,153 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 09:22:23" (1/1) ... [2021-10-28 09:22:23,260 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-10-28 09:22:23,261 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-10-28 09:22:23,261 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-10-28 09:22:23,261 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-10-28 09:22:23,270 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 09:22:23" (1/1) ... [2021-10-28 09:22:23,270 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 09:22:23" (1/1) ... [2021-10-28 09:22:23,292 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 09:22:23" (1/1) ... [2021-10-28 09:22:23,293 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 09:22:23" (1/1) ... [2021-10-28 09:22:23,334 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 09:22:23" (1/1) ... [2021-10-28 09:22:23,361 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 09:22:23" (1/1) ... [2021-10-28 09:22:23,364 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 09:22:23" (1/1) ... [2021-10-28 09:22:23,371 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-10-28 09:22:23,372 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-10-28 09:22:23,372 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-10-28 09:22:23,373 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-10-28 09:22:23,381 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 09:22:23" (1/1) ... [2021-10-28 09:22:23,394 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-10-28 09:22:23,405 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c6ad7fdd-c36c-4fe4-b1fa-2be000e048eb/bin/uautomizer-UnR33cPsHg/z3 [2021-10-28 09:22:23,416 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c6ad7fdd-c36c-4fe4-b1fa-2be000e048eb/bin/uautomizer-UnR33cPsHg/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2021-10-28 09:22:23,418 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c6ad7fdd-c36c-4fe4-b1fa-2be000e048eb/bin/uautomizer-UnR33cPsHg/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2021-10-28 09:22:23,456 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-10-28 09:22:23,456 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-10-28 09:22:23,456 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-10-28 09:22:23,457 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-10-28 09:22:24,526 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-10-28 09:22:24,526 INFO L299 CfgBuilder]: Removed 352 assume(true) statements. [2021-10-28 09:22:24,529 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 28.10 09:22:24 BoogieIcfgContainer [2021-10-28 09:22:24,530 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-10-28 09:22:24,531 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2021-10-28 09:22:24,532 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2021-10-28 09:22:24,536 INFO L275 PluginConnector]: TraceAbstraction initialized [2021-10-28 09:22:24,537 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 28.10 09:22:22" (1/3) ... [2021-10-28 09:22:24,538 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@adf9cbc and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 28.10 09:22:24, skipping insertion in model container [2021-10-28 09:22:24,538 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 09:22:23" (2/3) ... [2021-10-28 09:22:24,539 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@adf9cbc and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 28.10 09:22:24, skipping insertion in model container [2021-10-28 09:22:24,539 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 28.10 09:22:24" (3/3) ... [2021-10-28 09:22:24,542 INFO L111 eAbstractionObserver]: Analyzing ICFG minepump_spec4_product63.cil.c [2021-10-28 09:22:24,547 INFO L204 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2021-10-28 09:22:24,548 INFO L163 ceAbstractionStarter]: Applying trace abstraction to program that has 3 error locations. [2021-10-28 09:22:24,616 INFO L338 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2021-10-28 09:22:24,625 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 09:22:24,625 INFO L340 AbstractCegarLoop]: Starting to check reachability of 3 error locations. [2021-10-28 09:22:24,649 INFO L276 IsEmpty]: Start isEmpty. Operand has 227 states, 223 states have (on average 1.5201793721973094) internal successors, (339), 226 states have internal predecessors, (339), 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 09:22:24,657 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-10-28 09:22:24,657 INFO L505 BasicCegarLoop]: Found error trace [2021-10-28 09:22:24,658 INFO L513 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-10-28 09:22:24,659 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 09:22:24,664 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-28 09:22:24,664 INFO L85 PathProgramCache]: Analyzing trace with hash 1634761723, now seen corresponding path program 1 times [2021-10-28 09:22:24,676 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-28 09:22:24,676 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1382776587] [2021-10-28 09:22:24,676 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-28 09:22:24,677 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-28 09:22:24,853 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-28 09:22:24,949 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 09:22:24,949 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-10-28 09:22:24,950 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1382776587] [2021-10-28 09:22:24,950 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1382776587] provided 1 perfect and 0 imperfect interpolant sequences [2021-10-28 09:22:24,951 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-10-28 09:22:24,951 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2021-10-28 09:22:24,953 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2145367993] [2021-10-28 09:22:24,958 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2021-10-28 09:22:24,959 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-10-28 09:22:24,972 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2021-10-28 09:22:24,972 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2021-10-28 09:22:24,975 INFO L87 Difference]: Start difference. First operand has 227 states, 223 states have (on average 1.5201793721973094) internal successors, (339), 226 states have internal predecessors, (339), 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 09:22:25,016 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-28 09:22:25,016 INFO L93 Difference]: Finished difference Result 448 states and 671 transitions. [2021-10-28 09:22:25,016 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-10-28 09:22:25,018 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 09:22:25,018 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-28 09:22:25,029 INFO L225 Difference]: With dead ends: 448 [2021-10-28 09:22:25,030 INFO L226 Difference]: Without dead ends: 223 [2021-10-28 09:22:25,033 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 09:22:25,049 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 223 states. [2021-10-28 09:22:25,078 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 223 to 223. [2021-10-28 09:22:25,080 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 223 states, 220 states have (on average 1.4863636363636363) internal successors, (327), 222 states have internal predecessors, (327), 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 09:22:25,083 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 223 states to 223 states and 327 transitions. [2021-10-28 09:22:25,084 INFO L78 Accepts]: Start accepts. Automaton has 223 states and 327 transitions. Word has length 16 [2021-10-28 09:22:25,085 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-28 09:22:25,085 INFO L470 AbstractCegarLoop]: Abstraction has 223 states and 327 transitions. [2021-10-28 09:22:25,085 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 09:22:25,085 INFO L276 IsEmpty]: Start isEmpty. Operand 223 states and 327 transitions. [2021-10-28 09:22:25,087 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2021-10-28 09:22:25,087 INFO L505 BasicCegarLoop]: Found error trace [2021-10-28 09:22:25,087 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 09:22:25,087 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2021-10-28 09:22:25,088 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 09:22:25,088 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-28 09:22:25,089 INFO L85 PathProgramCache]: Analyzing trace with hash 588004826, now seen corresponding path program 1 times [2021-10-28 09:22:25,089 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-28 09:22:25,089 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1790785110] [2021-10-28 09:22:25,089 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-28 09:22:25,090 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-28 09:22:25,134 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-28 09:22:25,247 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 09:22:25,247 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-10-28 09:22:25,248 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1790785110] [2021-10-28 09:22:25,248 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1790785110] provided 1 perfect and 0 imperfect interpolant sequences [2021-10-28 09:22:25,248 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-10-28 09:22:25,249 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-10-28 09:22:25,249 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1622433584] [2021-10-28 09:22:25,250 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2021-10-28 09:22:25,251 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-10-28 09:22:25,252 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-10-28 09:22:25,252 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-10-28 09:22:25,253 INFO L87 Difference]: Start difference. First operand 223 states and 327 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 09:22:25,280 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-28 09:22:25,280 INFO L93 Difference]: Finished difference Result 223 states and 327 transitions. [2021-10-28 09:22:25,281 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-10-28 09:22:25,281 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 09:22:25,281 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-28 09:22:25,285 INFO L225 Difference]: With dead ends: 223 [2021-10-28 09:22:25,286 INFO L226 Difference]: Without dead ends: 85 [2021-10-28 09:22:25,289 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 09:22:25,290 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 85 states. [2021-10-28 09:22:25,296 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 85 to 85. [2021-10-28 09:22:25,300 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 85 states, 84 states have (on average 1.4761904761904763) internal successors, (124), 84 states have internal predecessors, (124), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-28 09:22:25,301 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 85 states to 85 states and 124 transitions. [2021-10-28 09:22:25,302 INFO L78 Accepts]: Start accepts. Automaton has 85 states and 124 transitions. Word has length 17 [2021-10-28 09:22:25,302 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-28 09:22:25,302 INFO L470 AbstractCegarLoop]: Abstraction has 85 states and 124 transitions. [2021-10-28 09:22:25,302 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 09:22:25,303 INFO L276 IsEmpty]: Start isEmpty. Operand 85 states and 124 transitions. [2021-10-28 09:22:25,304 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2021-10-28 09:22:25,305 INFO L505 BasicCegarLoop]: Found error trace [2021-10-28 09:22:25,305 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 09:22:25,306 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2021-10-28 09:22:25,306 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 09:22:25,316 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-28 09:22:25,317 INFO L85 PathProgramCache]: Analyzing trace with hash 614961122, now seen corresponding path program 1 times [2021-10-28 09:22:25,317 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-28 09:22:25,317 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1670968938] [2021-10-28 09:22:25,319 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-28 09:22:25,319 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-28 09:22:25,382 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-28 09:22:25,480 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 09:22:25,480 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-10-28 09:22:25,481 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1670968938] [2021-10-28 09:22:25,484 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1670968938] provided 1 perfect and 0 imperfect interpolant sequences [2021-10-28 09:22:25,485 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-10-28 09:22:25,485 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2021-10-28 09:22:25,486 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1145556503] [2021-10-28 09:22:25,487 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2021-10-28 09:22:25,488 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-10-28 09:22:25,489 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2021-10-28 09:22:25,489 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=10, Invalid=20, Unknown=0, NotChecked=0, Total=30 [2021-10-28 09:22:25,490 INFO L87 Difference]: Start difference. First operand 85 states and 124 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 09:22:25,685 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-28 09:22:25,686 INFO L93 Difference]: Finished difference Result 266 states and 394 transitions. [2021-10-28 09:22:25,687 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-10-28 09:22:25,687 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 09:22:25,687 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-28 09:22:25,689 INFO L225 Difference]: With dead ends: 266 [2021-10-28 09:22:25,689 INFO L226 Difference]: Without dead ends: 187 [2021-10-28 09:22:25,691 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 09:22:25,691 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 187 states. [2021-10-28 09:22:25,714 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 187 to 104. [2021-10-28 09:22:25,718 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 104 states, 103 states have (on average 1.4854368932038835) internal successors, (153), 103 states have internal predecessors, (153), 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 09:22:25,719 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 104 states to 104 states and 153 transitions. [2021-10-28 09:22:25,719 INFO L78 Accepts]: Start accepts. Automaton has 104 states and 153 transitions. Word has length 22 [2021-10-28 09:22:25,719 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-28 09:22:25,719 INFO L470 AbstractCegarLoop]: Abstraction has 104 states and 153 transitions. [2021-10-28 09:22:25,720 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 09:22:25,720 INFO L276 IsEmpty]: Start isEmpty. Operand 104 states and 153 transitions. [2021-10-28 09:22:25,722 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2021-10-28 09:22:25,723 INFO L505 BasicCegarLoop]: Found error trace [2021-10-28 09:22:25,723 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 09:22:25,723 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2021-10-28 09:22:25,724 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 09:22:25,725 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-28 09:22:25,725 INFO L85 PathProgramCache]: Analyzing trace with hash -95779936, now seen corresponding path program 1 times [2021-10-28 09:22:25,726 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-28 09:22:25,726 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [5729345] [2021-10-28 09:22:25,726 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-28 09:22:25,726 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-28 09:22:25,797 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-28 09:22:25,839 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 09:22:25,840 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-10-28 09:22:25,840 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [5729345] [2021-10-28 09:22:25,840 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [5729345] provided 1 perfect and 0 imperfect interpolant sequences [2021-10-28 09:22:25,841 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-10-28 09:22:25,841 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2021-10-28 09:22:25,841 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1125852203] [2021-10-28 09:22:25,842 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2021-10-28 09:22:25,842 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-10-28 09:22:25,842 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-10-28 09:22:25,843 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-10-28 09:22:25,843 INFO L87 Difference]: Start difference. First operand 104 states and 153 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 09:22:25,885 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-28 09:22:25,886 INFO L93 Difference]: Finished difference Result 208 states and 308 transitions. [2021-10-28 09:22:25,886 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-10-28 09:22:25,886 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 09:22:25,887 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-28 09:22:25,888 INFO L225 Difference]: With dead ends: 208 [2021-10-28 09:22:25,888 INFO L226 Difference]: Without dead ends: 110 [2021-10-28 09:22:25,889 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 09:22:25,889 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 110 states. [2021-10-28 09:22:25,900 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 110 to 108. [2021-10-28 09:22:25,900 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 108 states, 107 states have (on average 1.4299065420560748) internal successors, (153), 107 states have internal predecessors, (153), 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 09:22:25,901 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 108 states to 108 states and 153 transitions. [2021-10-28 09:22:25,901 INFO L78 Accepts]: Start accepts. Automaton has 108 states and 153 transitions. Word has length 25 [2021-10-28 09:22:25,902 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-28 09:22:25,902 INFO L470 AbstractCegarLoop]: Abstraction has 108 states and 153 transitions. [2021-10-28 09:22:25,902 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 09:22:25,902 INFO L276 IsEmpty]: Start isEmpty. Operand 108 states and 153 transitions. [2021-10-28 09:22:25,903 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2021-10-28 09:22:25,903 INFO L505 BasicCegarLoop]: Found error trace [2021-10-28 09:22:25,904 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 09:22:25,904 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2021-10-28 09:22:25,904 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 09:22:25,905 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-28 09:22:25,905 INFO L85 PathProgramCache]: Analyzing trace with hash -562945097, now seen corresponding path program 1 times [2021-10-28 09:22:25,905 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-28 09:22:25,906 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [105207540] [2021-10-28 09:22:25,906 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-28 09:22:25,906 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-28 09:22:25,932 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-28 09:22:26,007 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 09:22:26,007 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-10-28 09:22:26,007 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [105207540] [2021-10-28 09:22:26,008 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [105207540] provided 1 perfect and 0 imperfect interpolant sequences [2021-10-28 09:22:26,008 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-10-28 09:22:26,008 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2021-10-28 09:22:26,009 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1231714440] [2021-10-28 09:22:26,009 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2021-10-28 09:22:26,010 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-10-28 09:22:26,010 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2021-10-28 09:22:26,011 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2021-10-28 09:22:26,011 INFO L87 Difference]: Start difference. First operand 108 states and 153 transitions. Second operand has 5 states, 5 states have (on average 5.0) internal successors, (25), 4 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 09:22:26,125 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-28 09:22:26,125 INFO L93 Difference]: Finished difference Result 378 states and 542 transitions. [2021-10-28 09:22:26,126 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-10-28 09:22:26,126 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 5.0) internal successors, (25), 4 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 09:22:26,126 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-28 09:22:26,129 INFO L225 Difference]: With dead ends: 378 [2021-10-28 09:22:26,129 INFO L226 Difference]: Without dead ends: 276 [2021-10-28 09:22:26,130 INFO L786 BasicCegarLoop]: 0 DeclaredPredicates, 7 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=22, Invalid=34, Unknown=0, NotChecked=0, Total=56 [2021-10-28 09:22:26,131 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 276 states. [2021-10-28 09:22:26,156 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 276 to 171. [2021-10-28 09:22:26,157 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 171 states, 170 states have (on average 1.3941176470588235) internal successors, (237), 170 states have internal predecessors, (237), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-28 09:22:26,158 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 171 states to 171 states and 237 transitions. [2021-10-28 09:22:26,158 INFO L78 Accepts]: Start accepts. Automaton has 171 states and 237 transitions. Word has length 25 [2021-10-28 09:22:26,159 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-28 09:22:26,159 INFO L470 AbstractCegarLoop]: Abstraction has 171 states and 237 transitions. [2021-10-28 09:22:26,160 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 5.0) internal successors, (25), 4 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 09:22:26,160 INFO L276 IsEmpty]: Start isEmpty. Operand 171 states and 237 transitions. [2021-10-28 09:22:26,162 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2021-10-28 09:22:26,163 INFO L505 BasicCegarLoop]: Found error trace [2021-10-28 09:22:26,163 INFO L513 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-10-28 09:22:26,163 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2021-10-28 09:22:26,164 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 09:22:26,164 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-28 09:22:26,164 INFO L85 PathProgramCache]: Analyzing trace with hash 1772713209, now seen corresponding path program 1 times [2021-10-28 09:22:26,164 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-28 09:22:26,165 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [190905026] [2021-10-28 09:22:26,165 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-28 09:22:26,165 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-28 09:22:26,208 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-28 09:22:26,261 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 09:22:26,261 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-10-28 09:22:26,261 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [190905026] [2021-10-28 09:22:26,262 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [190905026] provided 1 perfect and 0 imperfect interpolant sequences [2021-10-28 09:22:26,262 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-10-28 09:22:26,262 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2021-10-28 09:22:26,263 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1169953160] [2021-10-28 09:22:26,268 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2021-10-28 09:22:26,268 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-10-28 09:22:26,269 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2021-10-28 09:22:26,269 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2021-10-28 09:22:26,269 INFO L87 Difference]: Start difference. First operand 171 states and 237 transitions. Second operand has 5 states, 5 states have (on average 5.2) internal successors, (26), 4 states have internal predecessors, (26), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-28 09:22:26,402 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-28 09:22:26,402 INFO L93 Difference]: Finished difference Result 374 states and 527 transitions. [2021-10-28 09:22:26,403 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2021-10-28 09:22:26,403 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 5.2) internal successors, (26), 4 states have internal predecessors, (26), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 26 [2021-10-28 09:22:26,403 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-28 09:22:26,406 INFO L225 Difference]: With dead ends: 374 [2021-10-28 09:22:26,406 INFO L226 Difference]: Without dead ends: 372 [2021-10-28 09:22:26,406 INFO L786 BasicCegarLoop]: 0 DeclaredPredicates, 8 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 5 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=27, Invalid=45, Unknown=0, NotChecked=0, Total=72 [2021-10-28 09:22:26,407 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 372 states. [2021-10-28 09:22:26,423 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 372 to 171. [2021-10-28 09:22:26,424 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 171 states, 170 states have (on average 1.3823529411764706) internal successors, (235), 170 states have internal predecessors, (235), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-28 09:22:26,425 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 171 states to 171 states and 235 transitions. [2021-10-28 09:22:26,425 INFO L78 Accepts]: Start accepts. Automaton has 171 states and 235 transitions. Word has length 26 [2021-10-28 09:22:26,425 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-28 09:22:26,426 INFO L470 AbstractCegarLoop]: Abstraction has 171 states and 235 transitions. [2021-10-28 09:22:26,426 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 5.2) internal successors, (26), 4 states have internal predecessors, (26), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-28 09:22:26,426 INFO L276 IsEmpty]: Start isEmpty. Operand 171 states and 235 transitions. [2021-10-28 09:22:26,427 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 36 [2021-10-28 09:22:26,427 INFO L505 BasicCegarLoop]: Found error trace [2021-10-28 09:22:26,428 INFO L513 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-10-28 09:22:26,428 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5 [2021-10-28 09:22:26,428 INFO L402 AbstractCegarLoop]: === Iteration 7 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION] === [2021-10-28 09:22:26,428 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-28 09:22:26,429 INFO L85 PathProgramCache]: Analyzing trace with hash 1614567615, now seen corresponding path program 1 times [2021-10-28 09:22:26,429 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-28 09:22:26,429 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [26163016] [2021-10-28 09:22:26,429 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-28 09:22:26,430 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-28 09:22:26,446 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-28 09:22:26,477 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 09:22:26,478 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-10-28 09:22:26,478 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [26163016] [2021-10-28 09:22:26,478 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [26163016] provided 1 perfect and 0 imperfect interpolant sequences [2021-10-28 09:22:26,478 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-10-28 09:22:26,478 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-10-28 09:22:26,479 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1404157834] [2021-10-28 09:22:26,479 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2021-10-28 09:22:26,479 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-10-28 09:22:26,480 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2021-10-28 09:22:26,480 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2021-10-28 09:22:26,480 INFO L87 Difference]: Start difference. First operand 171 states and 235 transitions. Second operand has 4 states, 4 states have (on average 8.75) internal successors, (35), 3 states have internal predecessors, (35), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-28 09:22:26,583 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-28 09:22:26,583 INFO L93 Difference]: Finished difference Result 360 states and 502 transitions. [2021-10-28 09:22:26,584 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-10-28 09:22:26,584 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 8.75) internal successors, (35), 3 states have internal predecessors, (35), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 35 [2021-10-28 09:22:26,584 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-28 09:22:26,586 INFO L225 Difference]: With dead ends: 360 [2021-10-28 09:22:26,586 INFO L226 Difference]: Without dead ends: 258 [2021-10-28 09:22:26,587 INFO L786 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2021-10-28 09:22:26,587 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 258 states. [2021-10-28 09:22:26,612 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 258 to 255. [2021-10-28 09:22:26,613 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 255 states, 254 states have (on average 1.3779527559055118) internal successors, (350), 254 states have internal predecessors, (350), 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 09:22:26,614 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 255 states to 255 states and 350 transitions. [2021-10-28 09:22:26,614 INFO L78 Accepts]: Start accepts. Automaton has 255 states and 350 transitions. Word has length 35 [2021-10-28 09:22:26,615 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-28 09:22:26,615 INFO L470 AbstractCegarLoop]: Abstraction has 255 states and 350 transitions. [2021-10-28 09:22:26,615 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 8.75) internal successors, (35), 3 states have internal predecessors, (35), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-28 09:22:26,615 INFO L276 IsEmpty]: Start isEmpty. Operand 255 states and 350 transitions. [2021-10-28 09:22:26,616 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 36 [2021-10-28 09:22:26,616 INFO L505 BasicCegarLoop]: Found error trace [2021-10-28 09:22:26,631 INFO L513 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-10-28 09:22:26,632 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6 [2021-10-28 09:22:26,632 INFO L402 AbstractCegarLoop]: === Iteration 8 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION] === [2021-10-28 09:22:26,632 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-28 09:22:26,633 INFO L85 PathProgramCache]: Analyzing trace with hash 334703937, now seen corresponding path program 1 times [2021-10-28 09:22:26,633 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-28 09:22:26,633 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [616538186] [2021-10-28 09:22:26,633 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-28 09:22:26,633 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-28 09:22:26,650 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-28 09:22:26,682 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 09:22:26,683 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-10-28 09:22:26,683 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [616538186] [2021-10-28 09:22:26,683 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [616538186] provided 1 perfect and 0 imperfect interpolant sequences [2021-10-28 09:22:26,683 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-10-28 09:22:26,684 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2021-10-28 09:22:26,684 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1109646587] [2021-10-28 09:22:26,684 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2021-10-28 09:22:26,685 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-10-28 09:22:26,685 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2021-10-28 09:22:26,685 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2021-10-28 09:22:26,686 INFO L87 Difference]: Start difference. First operand 255 states and 350 transitions. Second operand has 4 states, 4 states have (on average 8.75) internal successors, (35), 4 states have internal predecessors, (35), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-28 09:22:26,783 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-28 09:22:26,783 INFO L93 Difference]: Finished difference Result 749 states and 1040 transitions. [2021-10-28 09:22:26,784 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-10-28 09:22:26,784 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 8.75) internal successors, (35), 4 states have internal predecessors, (35), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 35 [2021-10-28 09:22:26,784 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-28 09:22:26,788 INFO L225 Difference]: With dead ends: 749 [2021-10-28 09:22:26,788 INFO L226 Difference]: Without dead ends: 562 [2021-10-28 09:22:26,788 INFO L786 BasicCegarLoop]: 0 DeclaredPredicates, 6 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2021-10-28 09:22:26,789 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 562 states. [2021-10-28 09:22:26,815 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 562 to 255. [2021-10-28 09:22:26,816 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 255 states, 254 states have (on average 1.3661417322834646) internal successors, (347), 254 states have internal predecessors, (347), 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 09:22:26,817 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 255 states to 255 states and 347 transitions. [2021-10-28 09:22:26,817 INFO L78 Accepts]: Start accepts. Automaton has 255 states and 347 transitions. Word has length 35 [2021-10-28 09:22:26,818 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-28 09:22:26,818 INFO L470 AbstractCegarLoop]: Abstraction has 255 states and 347 transitions. [2021-10-28 09:22:26,818 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 8.75) internal successors, (35), 4 states have internal predecessors, (35), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-28 09:22:26,818 INFO L276 IsEmpty]: Start isEmpty. Operand 255 states and 347 transitions. [2021-10-28 09:22:26,819 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 36 [2021-10-28 09:22:26,819 INFO L505 BasicCegarLoop]: Found error trace [2021-10-28 09:22:26,820 INFO L513 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-10-28 09:22:26,820 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable7 [2021-10-28 09:22:26,820 INFO L402 AbstractCegarLoop]: === Iteration 9 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION] === [2021-10-28 09:22:26,820 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-28 09:22:26,821 INFO L85 PathProgramCache]: Analyzing trace with hash -252102077, now seen corresponding path program 1 times [2021-10-28 09:22:26,821 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-28 09:22:26,821 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [122080067] [2021-10-28 09:22:26,821 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-28 09:22:26,821 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-28 09:22:26,838 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-28 09:22:26,875 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 09:22:26,875 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-10-28 09:22:26,875 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [122080067] [2021-10-28 09:22:26,876 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [122080067] provided 1 perfect and 0 imperfect interpolant sequences [2021-10-28 09:22:26,876 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-10-28 09:22:26,876 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2021-10-28 09:22:26,876 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [908829026] [2021-10-28 09:22:26,877 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2021-10-28 09:22:26,877 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-10-28 09:22:26,877 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2021-10-28 09:22:26,878 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2021-10-28 09:22:26,878 INFO L87 Difference]: Start difference. First operand 255 states and 347 transitions. Second operand has 5 states, 5 states have (on average 7.0) internal successors, (35), 5 states have internal predecessors, (35), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-28 09:22:27,031 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-28 09:22:27,031 INFO L93 Difference]: Finished difference Result 579 states and 797 transitions. [2021-10-28 09:22:27,031 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-10-28 09:22:27,032 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 7.0) internal successors, (35), 5 states have internal predecessors, (35), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 35 [2021-10-28 09:22:27,032 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-28 09:22:27,035 INFO L225 Difference]: With dead ends: 579 [2021-10-28 09:22:27,035 INFO L226 Difference]: Without dead ends: 392 [2021-10-28 09:22:27,036 INFO L786 BasicCegarLoop]: 0 DeclaredPredicates, 10 GetRequests, 4 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=22, Invalid=34, Unknown=0, NotChecked=0, Total=56 [2021-10-28 09:22:27,036 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 392 states. [2021-10-28 09:22:27,066 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 392 to 281. [2021-10-28 09:22:27,067 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 281 states, 280 states have (on average 1.375) internal successors, (385), 280 states have internal predecessors, (385), 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 09:22:27,068 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 281 states to 281 states and 385 transitions. [2021-10-28 09:22:27,069 INFO L78 Accepts]: Start accepts. Automaton has 281 states and 385 transitions. Word has length 35 [2021-10-28 09:22:27,069 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-28 09:22:27,069 INFO L470 AbstractCegarLoop]: Abstraction has 281 states and 385 transitions. [2021-10-28 09:22:27,069 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 7.0) internal successors, (35), 5 states have internal predecessors, (35), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-28 09:22:27,070 INFO L276 IsEmpty]: Start isEmpty. Operand 281 states and 385 transitions. [2021-10-28 09:22:27,071 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 60 [2021-10-28 09:22:27,071 INFO L505 BasicCegarLoop]: Found error trace [2021-10-28 09:22:27,071 INFO L513 BasicCegarLoop]: trace histogram [2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-10-28 09:22:27,071 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable8 [2021-10-28 09:22:27,072 INFO L402 AbstractCegarLoop]: === Iteration 10 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION] === [2021-10-28 09:22:27,072 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-28 09:22:27,072 INFO L85 PathProgramCache]: Analyzing trace with hash 892761924, now seen corresponding path program 1 times [2021-10-28 09:22:27,073 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-28 09:22:27,073 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2113820416] [2021-10-28 09:22:27,073 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-28 09:22:27,073 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-28 09:22:27,092 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-28 09:22:27,136 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 11 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-10-28 09:22:27,137 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-10-28 09:22:27,137 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2113820416] [2021-10-28 09:22:27,137 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2113820416] provided 1 perfect and 0 imperfect interpolant sequences [2021-10-28 09:22:27,137 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-10-28 09:22:27,138 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2021-10-28 09:22:27,138 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [293828656] [2021-10-28 09:22:27,138 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2021-10-28 09:22:27,139 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-10-28 09:22:27,139 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2021-10-28 09:22:27,139 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2021-10-28 09:22:27,140 INFO L87 Difference]: Start difference. First operand 281 states and 385 transitions. Second operand has 5 states, 5 states have (on average 11.4) internal successors, (57), 5 states have internal predecessors, (57), 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 09:22:27,265 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-28 09:22:27,265 INFO L93 Difference]: Finished difference Result 837 states and 1144 transitions. [2021-10-28 09:22:27,266 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-10-28 09:22:27,266 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 11.4) internal successors, (57), 5 states have internal predecessors, (57), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 59 [2021-10-28 09:22:27,267 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-28 09:22:27,270 INFO L225 Difference]: With dead ends: 837 [2021-10-28 09:22:27,270 INFO L226 Difference]: Without dead ends: 562 [2021-10-28 09:22:27,271 INFO L786 BasicCegarLoop]: 0 DeclaredPredicates, 9 GetRequests, 4 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=17, Invalid=25, Unknown=0, NotChecked=0, Total=42 [2021-10-28 09:22:27,271 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 562 states. [2021-10-28 09:22:27,304 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 562 to 293. [2021-10-28 09:22:27,305 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 293 states, 292 states have (on average 1.3595890410958904) internal successors, (397), 292 states have internal predecessors, (397), 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 09:22:27,306 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 293 states to 293 states and 397 transitions. [2021-10-28 09:22:27,307 INFO L78 Accepts]: Start accepts. Automaton has 293 states and 397 transitions. Word has length 59 [2021-10-28 09:22:27,307 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-28 09:22:27,307 INFO L470 AbstractCegarLoop]: Abstraction has 293 states and 397 transitions. [2021-10-28 09:22:27,307 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 11.4) internal successors, (57), 5 states have internal predecessors, (57), 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 09:22:27,307 INFO L276 IsEmpty]: Start isEmpty. Operand 293 states and 397 transitions. [2021-10-28 09:22:27,308 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 60 [2021-10-28 09:22:27,309 INFO L505 BasicCegarLoop]: Found error trace [2021-10-28 09:22:27,309 INFO L513 BasicCegarLoop]: trace histogram [2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-10-28 09:22:27,309 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable9 [2021-10-28 09:22:27,309 INFO L402 AbstractCegarLoop]: === Iteration 11 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION] === [2021-10-28 09:22:27,310 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-28 09:22:27,310 INFO L85 PathProgramCache]: Analyzing trace with hash -136597374, now seen corresponding path program 1 times [2021-10-28 09:22:27,310 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-28 09:22:27,310 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1735641817] [2021-10-28 09:22:27,311 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-28 09:22:27,311 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-28 09:22:27,327 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-28 09:22:27,372 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 11 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-10-28 09:22:27,372 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-10-28 09:22:27,372 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1735641817] [2021-10-28 09:22:27,373 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1735641817] provided 1 perfect and 0 imperfect interpolant sequences [2021-10-28 09:22:27,373 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-10-28 09:22:27,373 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2021-10-28 09:22:27,373 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [327835688] [2021-10-28 09:22:27,374 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2021-10-28 09:22:27,374 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-10-28 09:22:27,374 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2021-10-28 09:22:27,375 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2021-10-28 09:22:27,375 INFO L87 Difference]: Start difference. First operand 293 states and 397 transitions. Second operand has 6 states, 6 states have (on average 9.5) internal successors, (57), 6 states have internal predecessors, (57), 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 09:22:27,471 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-28 09:22:27,471 INFO L93 Difference]: Finished difference Result 662 states and 897 transitions. [2021-10-28 09:22:27,472 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-10-28 09:22:27,472 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 6 states have (on average 9.5) internal successors, (57), 6 states have internal predecessors, (57), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 59 [2021-10-28 09:22:27,473 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-28 09:22:27,475 INFO L225 Difference]: With dead ends: 662 [2021-10-28 09:22:27,475 INFO L226 Difference]: Without dead ends: 375 [2021-10-28 09:22:27,476 INFO L786 BasicCegarLoop]: 0 DeclaredPredicates, 12 GetRequests, 5 SyntacticMatches, 0 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=27, Invalid=45, Unknown=0, NotChecked=0, Total=72 [2021-10-28 09:22:27,476 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 375 states. [2021-10-28 09:22:27,507 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 375 to 246. [2021-10-28 09:22:27,508 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 246 states, 245 states have (on average 1.3306122448979592) internal successors, (326), 245 states have internal predecessors, (326), 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 09:22:27,509 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 246 states to 246 states and 326 transitions. [2021-10-28 09:22:27,509 INFO L78 Accepts]: Start accepts. Automaton has 246 states and 326 transitions. Word has length 59 [2021-10-28 09:22:27,509 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-28 09:22:27,509 INFO L470 AbstractCegarLoop]: Abstraction has 246 states and 326 transitions. [2021-10-28 09:22:27,510 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 9.5) internal successors, (57), 6 states have internal predecessors, (57), 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 09:22:27,510 INFO L276 IsEmpty]: Start isEmpty. Operand 246 states and 326 transitions. [2021-10-28 09:22:27,511 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 61 [2021-10-28 09:22:27,511 INFO L505 BasicCegarLoop]: Found error trace [2021-10-28 09:22:27,511 INFO L513 BasicCegarLoop]: trace histogram [2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-10-28 09:22:27,511 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable10 [2021-10-28 09:22:27,512 INFO L402 AbstractCegarLoop]: === Iteration 12 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION] === [2021-10-28 09:22:27,512 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-28 09:22:27,512 INFO L85 PathProgramCache]: Analyzing trace with hash -1139010814, now seen corresponding path program 1 times [2021-10-28 09:22:27,512 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-28 09:22:27,513 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [546444583] [2021-10-28 09:22:27,513 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-28 09:22:27,513 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-28 09:22:27,543 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-28 09:22:27,593 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 11 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-28 09:22:27,593 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-10-28 09:22:27,593 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [546444583] [2021-10-28 09:22:27,594 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [546444583] provided 0 perfect and 1 imperfect interpolant sequences [2021-10-28 09:22:27,594 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [545608438] [2021-10-28 09:22:27,594 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-28 09:22:27,594 INFO L170 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-10-28 09:22:27,595 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c6ad7fdd-c36c-4fe4-b1fa-2be000e048eb/bin/uautomizer-UnR33cPsHg/z3 [2021-10-28 09:22:27,602 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c6ad7fdd-c36c-4fe4-b1fa-2be000e048eb/bin/uautomizer-UnR33cPsHg/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-10-28 09:22:27,607 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c6ad7fdd-c36c-4fe4-b1fa-2be000e048eb/bin/uautomizer-UnR33cPsHg/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Waiting until timeout for monitored process [2021-10-28 09:22:27,752 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-28 09:22:27,756 INFO L263 TraceCheckSpWp]: Trace formula consists of 456 conjuncts, 6 conjunts are in the unsatisfiable core [2021-10-28 09:22:27,766 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-10-28 09:22:28,049 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 11 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-28 09:22:28,050 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [545608438] provided 0 perfect and 1 imperfect interpolant sequences [2021-10-28 09:22:28,050 INFO L186 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-10-28 09:22:28,050 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [6, 6] total 6 [2021-10-28 09:22:28,050 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1610277007] [2021-10-28 09:22:28,051 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2021-10-28 09:22:28,051 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-10-28 09:22:28,052 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2021-10-28 09:22:28,052 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=10, Invalid=20, Unknown=0, NotChecked=0, Total=30 [2021-10-28 09:22:28,052 INFO L87 Difference]: Start difference. First operand 246 states and 326 transitions. Second operand has 6 states, 6 states have (on average 10.0) internal successors, (60), 6 states have internal predecessors, (60), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-28 09:22:28,303 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-28 09:22:28,303 INFO L93 Difference]: Finished difference Result 726 states and 975 transitions. [2021-10-28 09:22:28,303 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2021-10-28 09:22:28,304 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 6 states have (on average 10.0) internal successors, (60), 6 states have internal predecessors, (60), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 60 [2021-10-28 09:22:28,305 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-28 09:22:28,309 INFO L225 Difference]: With dead ends: 726 [2021-10-28 09:22:28,309 INFO L226 Difference]: Without dead ends: 535 [2021-10-28 09:22:28,310 INFO L786 BasicCegarLoop]: 0 DeclaredPredicates, 73 GetRequests, 64 SyntacticMatches, 0 SemanticMatches, 9 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 8 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=41, Invalid=69, Unknown=0, NotChecked=0, Total=110 [2021-10-28 09:22:28,311 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 535 states. [2021-10-28 09:22:28,353 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 535 to 306. [2021-10-28 09:22:28,354 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 306 states, 305 states have (on average 1.3278688524590163) internal successors, (405), 305 states have internal predecessors, (405), 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 09:22:28,355 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 306 states to 306 states and 405 transitions. [2021-10-28 09:22:28,355 INFO L78 Accepts]: Start accepts. Automaton has 306 states and 405 transitions. Word has length 60 [2021-10-28 09:22:28,356 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-28 09:22:28,356 INFO L470 AbstractCegarLoop]: Abstraction has 306 states and 405 transitions. [2021-10-28 09:22:28,357 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 10.0) internal successors, (60), 6 states have internal predecessors, (60), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-28 09:22:28,357 INFO L276 IsEmpty]: Start isEmpty. Operand 306 states and 405 transitions. [2021-10-28 09:22:28,358 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 86 [2021-10-28 09:22:28,358 INFO L505 BasicCegarLoop]: Found error trace [2021-10-28 09:22:28,358 INFO L513 BasicCegarLoop]: trace histogram [3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-10-28 09:22:28,395 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c6ad7fdd-c36c-4fe4-b1fa-2be000e048eb/bin/uautomizer-UnR33cPsHg/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Forceful destruction successful, exit code 0 [2021-10-28 09:22:28,584 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c6ad7fdd-c36c-4fe4-b1fa-2be000e048eb/bin/uautomizer-UnR33cPsHg/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable11 [2021-10-28 09:22:28,584 INFO L402 AbstractCegarLoop]: === Iteration 13 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION] === [2021-10-28 09:22:28,585 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-28 09:22:28,585 INFO L85 PathProgramCache]: Analyzing trace with hash 444677923, now seen corresponding path program 2 times [2021-10-28 09:22:28,585 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-28 09:22:28,585 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1422609766] [2021-10-28 09:22:28,585 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-28 09:22:28,585 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-28 09:22:28,650 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-28 09:22:28,778 INFO L134 CoverageAnalysis]: Checked inductivity of 53 backedges. 42 proven. 0 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2021-10-28 09:22:28,779 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-10-28 09:22:28,779 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1422609766] [2021-10-28 09:22:28,779 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1422609766] provided 1 perfect and 0 imperfect interpolant sequences [2021-10-28 09:22:28,779 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-10-28 09:22:28,780 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2021-10-28 09:22:28,780 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1303346109] [2021-10-28 09:22:28,780 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2021-10-28 09:22:28,781 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-10-28 09:22:28,781 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2021-10-28 09:22:28,781 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2021-10-28 09:22:28,782 INFO L87 Difference]: Start difference. First operand 306 states and 405 transitions. Second operand has 5 states, 5 states have (on average 15.4) internal successors, (77), 5 states have internal predecessors, (77), 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 09:22:29,184 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-28 09:22:29,185 INFO L93 Difference]: Finished difference Result 948 states and 1271 transitions. [2021-10-28 09:22:29,185 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-10-28 09:22:29,186 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 15.4) internal successors, (77), 5 states have internal predecessors, (77), 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 85 [2021-10-28 09:22:29,186 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-28 09:22:29,191 INFO L225 Difference]: With dead ends: 948 [2021-10-28 09:22:29,191 INFO L226 Difference]: Without dead ends: 690 [2021-10-28 09:22:29,192 INFO L786 BasicCegarLoop]: 0 DeclaredPredicates, 10 GetRequests, 4 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=22, Invalid=34, Unknown=0, NotChecked=0, Total=56 [2021-10-28 09:22:29,193 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 690 states. [2021-10-28 09:22:29,277 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 690 to 422. [2021-10-28 09:22:29,278 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 422 states, 421 states have (on average 1.323040380047506) internal successors, (557), 421 states have internal predecessors, (557), 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 09:22:29,280 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 422 states to 422 states and 557 transitions. [2021-10-28 09:22:29,280 INFO L78 Accepts]: Start accepts. Automaton has 422 states and 557 transitions. Word has length 85 [2021-10-28 09:22:29,280 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-28 09:22:29,281 INFO L470 AbstractCegarLoop]: Abstraction has 422 states and 557 transitions. [2021-10-28 09:22:29,281 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 15.4) internal successors, (77), 5 states have internal predecessors, (77), 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 09:22:29,281 INFO L276 IsEmpty]: Start isEmpty. Operand 422 states and 557 transitions. [2021-10-28 09:22:29,282 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 86 [2021-10-28 09:22:29,283 INFO L505 BasicCegarLoop]: Found error trace [2021-10-28 09:22:29,283 INFO L513 BasicCegarLoop]: trace histogram [3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-10-28 09:22:29,283 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable12 [2021-10-28 09:22:29,283 INFO L402 AbstractCegarLoop]: === Iteration 14 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION] === [2021-10-28 09:22:29,284 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-28 09:22:29,284 INFO L85 PathProgramCache]: Analyzing trace with hash 50311137, now seen corresponding path program 1 times [2021-10-28 09:22:29,284 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-28 09:22:29,284 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [708757702] [2021-10-28 09:22:29,285 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-28 09:22:29,285 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-28 09:22:29,307 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-28 09:22:29,346 INFO L134 CoverageAnalysis]: Checked inductivity of 53 backedges. 38 proven. 0 refuted. 0 times theorem prover too weak. 15 trivial. 0 not checked. [2021-10-28 09:22:29,346 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-10-28 09:22:29,346 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [708757702] [2021-10-28 09:22:29,346 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [708757702] provided 1 perfect and 0 imperfect interpolant sequences [2021-10-28 09:22:29,347 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-10-28 09:22:29,347 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2021-10-28 09:22:29,347 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1780989930] [2021-10-28 09:22:29,347 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2021-10-28 09:22:29,348 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-10-28 09:22:29,348 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2021-10-28 09:22:29,348 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2021-10-28 09:22:29,349 INFO L87 Difference]: Start difference. First operand 422 states and 557 transitions. Second operand has 5 states, 5 states have (on average 14.8) internal successors, (74), 5 states have internal predecessors, (74), 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 09:22:29,454 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-28 09:22:29,454 INFO L93 Difference]: Finished difference Result 811 states and 1070 transitions. [2021-10-28 09:22:29,454 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-10-28 09:22:29,455 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 14.8) internal successors, (74), 5 states have internal predecessors, (74), 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 85 [2021-10-28 09:22:29,455 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-28 09:22:29,455 INFO L225 Difference]: With dead ends: 811 [2021-10-28 09:22:29,455 INFO L226 Difference]: Without dead ends: 0 [2021-10-28 09:22:29,457 INFO L786 BasicCegarLoop]: 0 DeclaredPredicates, 9 GetRequests, 4 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=17, Invalid=25, Unknown=0, NotChecked=0, Total=42 [2021-10-28 09:22:29,457 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2021-10-28 09:22:29,457 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2021-10-28 09:22:29,457 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 09:22:29,457 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2021-10-28 09:22:29,458 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 85 [2021-10-28 09:22:29,458 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-28 09:22:29,458 INFO L470 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2021-10-28 09:22:29,458 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 14.8) internal successors, (74), 5 states have internal predecessors, (74), 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 09:22:29,458 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2021-10-28 09:22:29,459 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2021-10-28 09:22:29,461 INFO L764 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION [2021-10-28 09:22:29,461 INFO L764 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION [2021-10-28 09:22:29,462 INFO L764 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION [2021-10-28 09:22:29,462 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable13 [2021-10-28 09:22:29,464 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2021-10-28 09:22:29,469 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 09:22:29,471 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 09:22:29,523 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 09:22:29,524 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 09:22:30,048 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 09:22:30,049 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 09:22:30,463 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 09:22:30,464 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 09:22:30,465 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 09:22:30,478 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 09:22:30,479 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 09:22:30,479 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 09:22:30,480 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 09:22:30,551 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 09:22:30,552 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 09:22:30,552 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 09:22:30,553 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 09:22:30,553 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 09:22:30,554 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 09:22:30,554 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 09:22:30,555 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 09:22:30,555 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 09:22:30,556 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 09:22:30,603 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 09:22:30,604 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 09:22:30,604 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 09:22:30,625 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 09:22:31,027 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 09:22:31,028 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 09:22:31,028 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 09:22:31,029 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 09:22:31,048 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 09:22:31,049 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 09:22:31,049 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 09:22:31,050 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 09:22:31,050 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 09:22:31,051 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 09:22:31,051 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 09:22:31,052 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 09:22:31,052 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 09:22:31,053 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 09:22:31,054 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 09:22:31,054 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 09:22:31,055 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 09:22:31,055 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 09:22:31,056 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 09:22:31,056 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 09:22:31,057 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 09:22:31,057 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 09:22:31,058 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 09:22:31,058 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 09:22:31,245 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 09:22:31,246 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 09:22:31,246 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 09:22:31,260 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 09:22:31,261 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 09:22:31,262 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 09:22:31,673 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 09:22:31,704 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 09:22:31,903 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 09:22:32,319 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 09:22:32,327 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 09:22:32,328 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 09:22:32,329 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 09:22:32,330 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 09:22:32,330 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 09:22:32,331 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 09:22:32,345 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 09:22:32,346 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 09:22:32,347 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 09:22:32,348 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 09:22:32,349 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 09:22:32,364 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 09:22:32,364 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 09:22:32,380 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 09:22:32,384 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 09:22:32,384 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 09:22:32,385 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 09:22:32,388 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 09:22:32,388 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 09:22:32,389 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 09:22:32,389 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 09:22:32,416 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 09:22:32,615 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 09:22:32,615 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 09:22:32,616 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 09:22:32,617 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 09:22:32,617 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 09:22:32,618 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 09:22:32,638 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 09:22:32,658 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 09:22:32,659 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 09:22:38,543 INFO L857 garLoopResultBuilder]: For program point ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION(line 696) no Hoare annotation was computed. [2021-10-28 09:22:38,543 INFO L857 garLoopResultBuilder]: For program point L696(line 696) no Hoare annotation was computed. [2021-10-28 09:22:38,544 INFO L857 garLoopResultBuilder]: For program point L696-1(line 696) no Hoare annotation was computed. [2021-10-28 09:22:38,544 INFO L857 garLoopResultBuilder]: For program point L696-2(line 696) no Hoare annotation was computed. [2021-10-28 09:22:38,544 INFO L857 garLoopResultBuilder]: For program point L432(lines 432 436) no Hoare annotation was computed. [2021-10-28 09:22:38,544 INFO L857 garLoopResultBuilder]: For program point L432-1(lines 711 717) no Hoare annotation was computed. [2021-10-28 09:22:38,544 INFO L853 garLoopResultBuilder]: At program point L632(lines 627 635) the Hoare annotation is: (and (= ULTIMATE.start_test_~splverifierCounter~0 0) (= ULTIMATE.start_main_~tmp~3 1) (<= 1 ~waterLevel~0) (= |ULTIMATE.start_valid_product_#res| 1) (not (= 0 ~systemActive~0))) [2021-10-28 09:22:38,545 INFO L853 garLoopResultBuilder]: At program point L632-1(lines 627 635) the Hoare annotation is: false [2021-10-28 09:22:38,545 INFO L853 garLoopResultBuilder]: At program point L632-2(lines 627 635) the Hoare annotation is: (and (= ULTIMATE.start_test_~splverifierCounter~0 0) (= ~pumpRunning~0 0) (= ULTIMATE.start_main_~tmp~3 1) (<= 2 ~waterLevel~0) (= ULTIMATE.start_isHighWaterLevel_~tmp~9 0) (= |ULTIMATE.start_valid_product_#res| 1) (= |ULTIMATE.start_isHighWaterSensorDry_#res| 0) (not (= 0 ~systemActive~0))) [2021-10-28 09:22:38,545 INFO L857 garLoopResultBuilder]: For program point L566(lines 566 579) no Hoare annotation was computed. [2021-10-28 09:22:38,545 INFO L853 garLoopResultBuilder]: At program point L632-3(lines 627 635) the Hoare annotation is: false [2021-10-28 09:22:38,545 INFO L853 garLoopResultBuilder]: At program point L566-1(lines 1 1024) the Hoare annotation is: (let ((.cse0 (= ULTIMATE.start_test_~splverifierCounter~0 0)) (.cse1 (= ~pumpRunning~0 0)) (.cse2 (= ULTIMATE.start_main_~tmp~3 1)) (.cse3 (= |ULTIMATE.start_valid_product_#res| 1)) (.cse4 (not (= 0 ~systemActive~0)))) (or (and .cse0 .cse1 .cse2 (<= 1 ~waterLevel~0) (<= 1 ULTIMATE.start___utac_acc__Specification4_spec__1_~tmp~4) .cse3 (<= 1 |ULTIMATE.start_getWaterLevel_#res|)) (and .cse0 .cse2 (<= 2 ~waterLevel~0) (= ULTIMATE.start_isHighWaterLevel_~tmp~9 0) .cse3 (<= 2 |ULTIMATE.start_getWaterLevel_#res|) (= |ULTIMATE.start_isHighWaterSensorDry_#res| 0) (<= 2 ULTIMATE.start___utac_acc__Specification4_spec__1_~tmp~4) .cse4) (and .cse0 .cse1 .cse2 .cse3 (= ~waterLevel~0 1) .cse4))) [2021-10-28 09:22:38,546 INFO L853 garLoopResultBuilder]: At program point L632-4(lines 627 635) the Hoare annotation is: (and (= ULTIMATE.start_test_~splverifierCounter~0 0) (= ~pumpRunning~0 0) (= ULTIMATE.start_main_~tmp~3 1) (<= 2 ~waterLevel~0) (= ULTIMATE.start_isHighWaterLevel_~tmp~9 0) (= |ULTIMATE.start_valid_product_#res| 1) (= |ULTIMATE.start_isHighWaterSensorDry_#res| 0) (not (= 0 ~systemActive~0))) [2021-10-28 09:22:38,546 INFO L857 garLoopResultBuilder]: For program point L566-2(lines 566 579) no Hoare annotation was computed. [2021-10-28 09:22:38,546 INFO L853 garLoopResultBuilder]: At program point L632-5(lines 627 635) the Hoare annotation is: false [2021-10-28 09:22:38,546 INFO L853 garLoopResultBuilder]: At program point L566-3(lines 1 1024) the Hoare annotation is: false [2021-10-28 09:22:38,546 INFO L853 garLoopResultBuilder]: At program point L632-6(lines 627 635) the Hoare annotation is: false [2021-10-28 09:22:38,546 INFO L857 garLoopResultBuilder]: For program point L566-4(lines 566 579) no Hoare annotation was computed. [2021-10-28 09:22:38,547 INFO L853 garLoopResultBuilder]: At program point L632-7(lines 627 635) the Hoare annotation is: false [2021-10-28 09:22:38,547 INFO L853 garLoopResultBuilder]: At program point L566-5(lines 1 1024) the Hoare annotation is: false [2021-10-28 09:22:38,547 INFO L853 garLoopResultBuilder]: At program point L632-8(lines 627 635) the Hoare annotation is: false [2021-10-28 09:22:38,547 INFO L853 garLoopResultBuilder]: At program point L632-9(lines 627 635) the Hoare annotation is: false [2021-10-28 09:22:38,547 INFO L853 garLoopResultBuilder]: At program point L632-10(lines 627 635) the Hoare annotation is: false [2021-10-28 09:22:38,548 INFO L853 garLoopResultBuilder]: At program point L632-11(lines 627 635) the Hoare annotation is: false [2021-10-28 09:22:38,548 INFO L853 garLoopResultBuilder]: At program point L632-12(lines 627 635) the Hoare annotation is: false [2021-10-28 09:22:38,548 INFO L853 garLoopResultBuilder]: At program point L632-13(lines 627 635) the Hoare annotation is: false [2021-10-28 09:22:38,548 INFO L853 garLoopResultBuilder]: At program point L632-14(lines 627 635) the Hoare annotation is: false [2021-10-28 09:22:38,548 INFO L857 garLoopResultBuilder]: For program point L831(lines 831 837) no Hoare annotation was computed. [2021-10-28 09:22:38,548 INFO L857 garLoopResultBuilder]: For program point L831-2(lines 831 837) no Hoare annotation was computed. [2021-10-28 09:22:38,549 INFO L857 garLoopResultBuilder]: For program point L831-4(lines 831 837) no Hoare annotation was computed. [2021-10-28 09:22:38,549 INFO L857 garLoopResultBuilder]: For program point L831-6(lines 831 837) no Hoare annotation was computed. [2021-10-28 09:22:38,549 INFO L857 garLoopResultBuilder]: For program point L831-8(lines 831 837) no Hoare annotation was computed. [2021-10-28 09:22:38,549 INFO L857 garLoopResultBuilder]: For program point L831-10(lines 831 837) no Hoare annotation was computed. [2021-10-28 09:22:38,549 INFO L857 garLoopResultBuilder]: For program point L831-12(lines 831 837) no Hoare annotation was computed. [2021-10-28 09:22:38,549 INFO L857 garLoopResultBuilder]: For program point L831-14(lines 831 837) no Hoare annotation was computed. [2021-10-28 09:22:38,550 INFO L857 garLoopResultBuilder]: For program point L831-16(lines 831 837) no Hoare annotation was computed. [2021-10-28 09:22:38,550 INFO L857 garLoopResultBuilder]: For program point L831-18(lines 831 837) no Hoare annotation was computed. [2021-10-28 09:22:38,550 INFO L857 garLoopResultBuilder]: For program point L831-20(lines 831 837) no Hoare annotation was computed. [2021-10-28 09:22:38,550 INFO L857 garLoopResultBuilder]: For program point L831-22(lines 831 837) no Hoare annotation was computed. [2021-10-28 09:22:38,550 INFO L857 garLoopResultBuilder]: For program point L570(lines 570 576) no Hoare annotation was computed. [2021-10-28 09:22:38,550 INFO L857 garLoopResultBuilder]: For program point L570-2(lines 570 576) no Hoare annotation was computed. [2021-10-28 09:22:38,551 INFO L857 garLoopResultBuilder]: For program point L570-4(lines 570 576) no Hoare annotation was computed. [2021-10-28 09:22:38,551 INFO L857 garLoopResultBuilder]: For program point L769(lines 769 786) no Hoare annotation was computed. [2021-10-28 09:22:38,551 INFO L857 garLoopResultBuilder]: For program point L769-1(lines 769 786) no Hoare annotation was computed. [2021-10-28 09:22:38,551 INFO L857 garLoopResultBuilder]: For program point L769-2(lines 769 786) no Hoare annotation was computed. [2021-10-28 09:22:38,551 INFO L857 garLoopResultBuilder]: For program point L769-3(lines 769 786) no Hoare annotation was computed. [2021-10-28 09:22:38,551 INFO L857 garLoopResultBuilder]: For program point L769-4(lines 769 786) no Hoare annotation was computed. [2021-10-28 09:22:38,552 INFO L857 garLoopResultBuilder]: For program point L769-5(lines 769 786) no Hoare annotation was computed. [2021-10-28 09:22:38,552 INFO L857 garLoopResultBuilder]: For program point L506(lines 506 513) no Hoare annotation was computed. [2021-10-28 09:22:38,552 INFO L860 garLoopResultBuilder]: At program point L506-1(lines 506 513) the Hoare annotation is: true [2021-10-28 09:22:38,552 INFO L857 garLoopResultBuilder]: For program point L970(lines 969 1016) no Hoare annotation was computed. [2021-10-28 09:22:38,552 INFO L857 garLoopResultBuilder]: For program point L971(lines 971 975) no Hoare annotation was computed. [2021-10-28 09:22:38,552 INFO L857 garLoopResultBuilder]: For program point L773(lines 773 781) no Hoare annotation was computed. [2021-10-28 09:22:38,553 INFO L857 garLoopResultBuilder]: For program point L773-1(lines 773 781) no Hoare annotation was computed. [2021-10-28 09:22:38,553 INFO L857 garLoopResultBuilder]: For program point L773-2(lines 773 781) no Hoare annotation was computed. [2021-10-28 09:22:38,553 INFO L857 garLoopResultBuilder]: For program point L773-3(lines 773 781) no Hoare annotation was computed. [2021-10-28 09:22:38,553 INFO L857 garLoopResultBuilder]: For program point L773-4(lines 773 781) no Hoare annotation was computed. [2021-10-28 09:22:38,553 INFO L857 garLoopResultBuilder]: For program point L773-5(lines 773 781) no Hoare annotation was computed. [2021-10-28 09:22:38,553 INFO L853 garLoopResultBuilder]: At program point L711(lines 710 729) the Hoare annotation is: (let ((.cse0 (= ULTIMATE.start_test_~splverifierCounter~0 0)) (.cse3 (= ~pumpRunning~0 0)) (.cse1 (= ULTIMATE.start_main_~tmp~3 1)) (.cse2 (= |ULTIMATE.start_valid_product_#res| 1))) (or (and .cse0 .cse1 (<= 1 ~waterLevel~0) .cse2 (not (= 0 ~systemActive~0))) (and .cse0 .cse3 .cse1 .cse2 (= ~waterLevel~0 1)) (and .cse0 .cse3 .cse1 (<= 2 ~waterLevel~0) .cse2))) [2021-10-28 09:22:38,554 INFO L857 garLoopResultBuilder]: For program point L711-1(lines 711 717) no Hoare annotation was computed. [2021-10-28 09:22:38,554 INFO L853 garLoopResultBuilder]: At program point L711-2(lines 710 729) the Hoare annotation is: false [2021-10-28 09:22:38,554 INFO L853 garLoopResultBuilder]: At program point L711-3(lines 710 729) the Hoare annotation is: false [2021-10-28 09:22:38,554 INFO L860 garLoopResultBuilder]: At program point L515(lines 496 518) the Hoare annotation is: true [2021-10-28 09:22:38,554 INFO L857 garLoopResultBuilder]: For program point L979(lines 979 985) no Hoare annotation was computed. [2021-10-28 09:22:38,555 INFO L853 garLoopResultBuilder]: At program point L979-1(lines 979 985) the Hoare annotation is: (let ((.cse4 (<= 2 ~waterLevel~0)) (.cse0 (= ULTIMATE.start_test_~splverifierCounter~0 0)) (.cse1 (= ~pumpRunning~0 0)) (.cse2 (= ULTIMATE.start_main_~tmp~3 1)) (.cse3 (= |ULTIMATE.start_valid_product_#res| 1)) (.cse5 (not (= 0 ~systemActive~0)))) (or (and .cse0 .cse1 .cse2 (<= 1 ~waterLevel~0) (<= 1 ULTIMATE.start___utac_acc__Specification4_spec__1_~tmp~4) .cse3 (<= 1 |ULTIMATE.start_getWaterLevel_#res|)) (and .cse0 .cse1 .cse2 .cse4 .cse3) (and .cse0 .cse2 .cse4 .cse3 .cse5) (and .cse0 .cse1 .cse2 .cse3 (= ~waterLevel~0 1) .cse5))) [2021-10-28 09:22:38,555 INFO L857 garLoopResultBuilder]: For program point L914(lines 914 918) no Hoare annotation was computed. [2021-10-28 09:22:38,555 INFO L857 garLoopResultBuilder]: For program point L914-2(lines 914 918) no Hoare annotation was computed. [2021-10-28 09:22:38,555 INFO L857 garLoopResultBuilder]: For program point L914-3(lines 914 918) no Hoare annotation was computed. [2021-10-28 09:22:38,555 INFO L857 garLoopResultBuilder]: For program point L914-5(lines 914 918) no Hoare annotation was computed. [2021-10-28 09:22:38,555 INFO L857 garLoopResultBuilder]: For program point L914-6(lines 914 918) no Hoare annotation was computed. [2021-10-28 09:22:38,556 INFO L857 garLoopResultBuilder]: For program point L914-8(lines 914 918) no Hoare annotation was computed. [2021-10-28 09:22:38,556 INFO L857 garLoopResultBuilder]: For program point L914-9(lines 914 918) no Hoare annotation was computed. [2021-10-28 09:22:38,556 INFO L857 garLoopResultBuilder]: For program point L914-11(lines 914 918) no Hoare annotation was computed. [2021-10-28 09:22:38,556 INFO L857 garLoopResultBuilder]: For program point L914-12(lines 914 918) no Hoare annotation was computed. [2021-10-28 09:22:38,556 INFO L857 garLoopResultBuilder]: For program point L914-14(lines 914 918) no Hoare annotation was computed. [2021-10-28 09:22:38,556 INFO L857 garLoopResultBuilder]: For program point L914-15(lines 914 918) no Hoare annotation was computed. [2021-10-28 09:22:38,557 INFO L857 garLoopResultBuilder]: For program point L914-17(lines 914 918) no Hoare annotation was computed. [2021-10-28 09:22:38,557 INFO L857 garLoopResultBuilder]: For program point L914-18(lines 914 918) no Hoare annotation was computed. [2021-10-28 09:22:38,557 INFO L857 garLoopResultBuilder]: For program point L914-20(lines 914 918) no Hoare annotation was computed. [2021-10-28 09:22:38,557 INFO L857 garLoopResultBuilder]: For program point L914-21(lines 914 918) no Hoare annotation was computed. [2021-10-28 09:22:38,557 INFO L857 garLoopResultBuilder]: For program point L914-23(lines 914 918) no Hoare annotation was computed. [2021-10-28 09:22:38,558 INFO L857 garLoopResultBuilder]: For program point L914-24(lines 914 918) no Hoare annotation was computed. [2021-10-28 09:22:38,558 INFO L857 garLoopResultBuilder]: For program point L914-26(lines 914 918) no Hoare annotation was computed. [2021-10-28 09:22:38,558 INFO L857 garLoopResultBuilder]: For program point L914-27(lines 914 918) no Hoare annotation was computed. [2021-10-28 09:22:38,558 INFO L857 garLoopResultBuilder]: For program point L914-29(lines 914 918) no Hoare annotation was computed. [2021-10-28 09:22:38,558 INFO L857 garLoopResultBuilder]: For program point L914-30(lines 914 918) no Hoare annotation was computed. [2021-10-28 09:22:38,558 INFO L857 garLoopResultBuilder]: For program point L914-32(lines 914 918) no Hoare annotation was computed. [2021-10-28 09:22:38,559 INFO L857 garLoopResultBuilder]: For program point L914-33(lines 914 918) no Hoare annotation was computed. [2021-10-28 09:22:38,559 INFO L857 garLoopResultBuilder]: For program point L914-35(lines 914 918) no Hoare annotation was computed. [2021-10-28 09:22:38,559 INFO L853 garLoopResultBuilder]: At program point L718(lines 718 724) the Hoare annotation is: (let ((.cse1 (= ~pumpRunning~0 0)) (.cse0 (= ULTIMATE.start_test_~splverifierCounter~0 0)) (.cse2 (= ULTIMATE.start_main_~tmp~3 1)) (.cse4 (<= 2 ~waterLevel~0)) (.cse3 (= |ULTIMATE.start_valid_product_#res| 1))) (or (and .cse0 .cse1 .cse2 .cse3 (= ~waterLevel~0 1)) (and .cse0 .cse1 .cse2 .cse4 .cse3) (and .cse0 .cse2 .cse4 (= ULTIMATE.start_isHighWaterLevel_~tmp~9 0) .cse3 (= |ULTIMATE.start_isHighWaterSensorDry_#res| 0) (not (= 0 ~systemActive~0))))) [2021-10-28 09:22:38,559 INFO L853 garLoopResultBuilder]: At program point L718-1(lines 718 724) the Hoare annotation is: false [2021-10-28 09:22:38,559 INFO L853 garLoopResultBuilder]: At program point L718-2(lines 718 724) the Hoare annotation is: false [2021-10-28 09:22:38,560 INFO L857 garLoopResultBuilder]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2021-10-28 09:22:38,560 INFO L853 garLoopResultBuilder]: At program point L920(lines 905 923) the Hoare annotation is: false [2021-10-28 09:22:38,560 INFO L853 garLoopResultBuilder]: At program point L920-1(lines 905 923) the Hoare annotation is: (let ((.cse1 (= ULTIMATE.start_test_~splverifierCounter~0 0)) (.cse2 (= ~pumpRunning~0 0)) (.cse4 (= ULTIMATE.start_main_~tmp~3 1)) (.cse3 (= ULTIMATE.start_isHighWaterLevel_~tmp~9 0)) (.cse5 (= |ULTIMATE.start_valid_product_#res| 1)) (.cse0 (= |ULTIMATE.start_isHighWaterSensorDry_#res| 0)) (.cse6 (not (= 0 ~systemActive~0)))) (or (and (not .cse0) .cse1 (= ULTIMATE.start_isHighWaterLevel_~tmp___0~1 0) .cse2 (not .cse3) .cse4 (= |ULTIMATE.start_isHighWaterLevel_#res| 0) (<= 1 ~waterLevel~0) .cse5 .cse6) (and .cse1 .cse2 .cse4 (<= 2 ~waterLevel~0) .cse3 .cse5 .cse0 .cse6))) [2021-10-28 09:22:38,560 INFO L853 garLoopResultBuilder]: At program point L920-2(lines 905 923) the Hoare annotation is: false [2021-10-28 09:22:38,560 INFO L853 garLoopResultBuilder]: At program point L920-3(lines 905 923) the Hoare annotation is: (let ((.cse1 (= ULTIMATE.start_test_~splverifierCounter~0 0)) (.cse2 (= ~pumpRunning~0 0)) (.cse4 (= ULTIMATE.start_main_~tmp~3 1)) (.cse3 (= ULTIMATE.start_isHighWaterLevel_~tmp~9 0)) (.cse5 (= |ULTIMATE.start_valid_product_#res| 1)) (.cse0 (= |ULTIMATE.start_isHighWaterSensorDry_#res| 0)) (.cse6 (not (= 0 ~systemActive~0)))) (or (and (not .cse0) .cse1 (= ULTIMATE.start_isHighWaterLevel_~tmp___0~1 0) .cse2 (not .cse3) .cse4 (= |ULTIMATE.start_isHighWaterLevel_#res| 0) (<= 1 ~waterLevel~0) .cse5 .cse6) (and .cse1 .cse2 .cse4 (<= 2 ~waterLevel~0) .cse3 .cse5 .cse0 .cse6))) [2021-10-28 09:22:38,561 INFO L853 garLoopResultBuilder]: At program point L920-4(lines 905 923) the Hoare annotation is: false [2021-10-28 09:22:38,561 INFO L853 garLoopResultBuilder]: At program point L920-5(lines 905 923) the Hoare annotation is: false [2021-10-28 09:22:38,561 INFO L853 garLoopResultBuilder]: At program point L920-6(lines 905 923) the Hoare annotation is: false [2021-10-28 09:22:38,561 INFO L853 garLoopResultBuilder]: At program point L920-7(lines 905 923) the Hoare annotation is: false [2021-10-28 09:22:38,561 INFO L853 garLoopResultBuilder]: At program point L920-8(lines 905 923) the Hoare annotation is: false [2021-10-28 09:22:38,561 INFO L853 garLoopResultBuilder]: At program point L920-9(lines 905 923) the Hoare annotation is: false [2021-10-28 09:22:38,562 INFO L853 garLoopResultBuilder]: At program point L920-10(lines 905 923) the Hoare annotation is: false [2021-10-28 09:22:38,562 INFO L853 garLoopResultBuilder]: At program point L920-11(lines 905 923) the Hoare annotation is: false [2021-10-28 09:22:38,562 INFO L853 garLoopResultBuilder]: At program point L856(lines 849 859) the Hoare annotation is: (and (= ULTIMATE.start_test_~splverifierCounter~0 0) (= ULTIMATE.start_main_~tmp~3 1) (<= 1 ~waterLevel~0) (= |ULTIMATE.start_valid_product_#res| 1) (not (= 0 ~systemActive~0))) [2021-10-28 09:22:38,562 INFO L853 garLoopResultBuilder]: At program point L856-1(lines 849 859) the Hoare annotation is: false [2021-10-28 09:22:38,562 INFO L853 garLoopResultBuilder]: At program point L856-2(lines 849 859) the Hoare annotation is: (and (= ULTIMATE.start_test_~splverifierCounter~0 0) (= ~pumpRunning~0 0) (= ULTIMATE.start_main_~tmp~3 1) (<= 2 ~waterLevel~0) (= ULTIMATE.start_isHighWaterLevel_~tmp~9 0) (= |ULTIMATE.start_valid_product_#res| 1) (= |ULTIMATE.start_isHighWaterSensorDry_#res| 0) (not (= 0 ~systemActive~0))) [2021-10-28 09:22:38,563 INFO L853 garLoopResultBuilder]: At program point L856-3(lines 849 859) the Hoare annotation is: false [2021-10-28 09:22:38,563 INFO L853 garLoopResultBuilder]: At program point L856-4(lines 849 859) the Hoare annotation is: (and (= ULTIMATE.start_test_~splverifierCounter~0 0) (= ~pumpRunning~0 0) (= ULTIMATE.start_main_~tmp~3 1) (<= 2 ~waterLevel~0) (= ULTIMATE.start_isHighWaterLevel_~tmp~9 0) (= |ULTIMATE.start_valid_product_#res| 1) (= |ULTIMATE.start_isHighWaterSensorDry_#res| 0) (not (= 0 ~systemActive~0))) [2021-10-28 09:22:38,563 INFO L853 garLoopResultBuilder]: At program point L856-5(lines 849 859) the Hoare annotation is: false [2021-10-28 09:22:38,563 INFO L853 garLoopResultBuilder]: At program point L856-6(lines 849 859) the Hoare annotation is: false [2021-10-28 09:22:38,563 INFO L853 garLoopResultBuilder]: At program point L856-7(lines 849 859) the Hoare annotation is: false [2021-10-28 09:22:38,563 INFO L853 garLoopResultBuilder]: At program point L856-8(lines 849 859) the Hoare annotation is: false [2021-10-28 09:22:38,564 INFO L853 garLoopResultBuilder]: At program point L856-9(lines 849 859) the Hoare annotation is: false [2021-10-28 09:22:38,564 INFO L853 garLoopResultBuilder]: At program point L856-10(lines 849 859) the Hoare annotation is: false [2021-10-28 09:22:38,564 INFO L853 garLoopResultBuilder]: At program point L856-11(lines 849 859) the Hoare annotation is: false [2021-10-28 09:22:38,564 INFO L853 garLoopResultBuilder]: At program point L856-12(lines 849 859) the Hoare annotation is: false [2021-10-28 09:22:38,564 INFO L853 garLoopResultBuilder]: At program point L856-13(lines 849 859) the Hoare annotation is: false [2021-10-28 09:22:38,565 INFO L853 garLoopResultBuilder]: At program point L856-14(lines 849 859) the Hoare annotation is: false [2021-10-28 09:22:38,565 INFO L857 garLoopResultBuilder]: For program point L989(lines 989 995) no Hoare annotation was computed. [2021-10-28 09:22:38,565 INFO L853 garLoopResultBuilder]: At program point L989-1(lines 989 995) the Hoare annotation is: (let ((.cse4 (<= 2 ~waterLevel~0)) (.cse0 (= ULTIMATE.start_test_~splverifierCounter~0 0)) (.cse1 (= ~pumpRunning~0 0)) (.cse2 (= ULTIMATE.start_main_~tmp~3 1)) (.cse3 (= |ULTIMATE.start_valid_product_#res| 1)) (.cse5 (not (= 0 ~systemActive~0)))) (or (and .cse0 .cse1 .cse2 (<= 1 ~waterLevel~0) (<= 1 ULTIMATE.start___utac_acc__Specification4_spec__1_~tmp~4) .cse3 (<= 1 |ULTIMATE.start_getWaterLevel_#res|)) (and .cse0 .cse1 .cse2 .cse4 .cse3) (and .cse0 .cse2 .cse4 .cse3 .cse5) (and .cse0 .cse1 .cse2 .cse3 (= ~waterLevel~0 1) .cse5))) [2021-10-28 09:22:38,565 INFO L857 garLoopResultBuilder]: For program point L-1(line -1) no Hoare annotation was computed. [2021-10-28 09:22:38,565 INFO L857 garLoopResultBuilder]: For program point ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION(line 696) no Hoare annotation was computed. [2021-10-28 09:22:38,566 INFO L857 garLoopResultBuilder]: For program point L595(lines 595 599) no Hoare annotation was computed. [2021-10-28 09:22:38,566 INFO L857 garLoopResultBuilder]: For program point L595-3(lines 595 599) no Hoare annotation was computed. [2021-10-28 09:22:38,566 INFO L857 garLoopResultBuilder]: For program point L595-6(lines 595 599) no Hoare annotation was computed. [2021-10-28 09:22:38,566 INFO L857 garLoopResultBuilder]: For program point L795(lines 795 812) no Hoare annotation was computed. [2021-10-28 09:22:38,566 INFO L857 garLoopResultBuilder]: For program point L795-1(lines 795 812) no Hoare annotation was computed. [2021-10-28 09:22:38,566 INFO L857 garLoopResultBuilder]: For program point L795-2(lines 795 812) no Hoare annotation was computed. [2021-10-28 09:22:38,567 INFO L853 garLoopResultBuilder]: At program point L664(lines 659 667) the Hoare annotation is: (let ((.cse0 (= ULTIMATE.start_test_~splverifierCounter~0 0)) (.cse1 (= ULTIMATE.start_main_~tmp~3 1)) (.cse2 (= |ULTIMATE.start_valid_product_#res| 1))) (or (and .cse0 .cse1 (<= 2 ~waterLevel~0) (= ULTIMATE.start_isHighWaterLevel_~tmp~9 0) .cse2 (<= 2 |ULTIMATE.start_getWaterLevel_#res|) (= |ULTIMATE.start_isHighWaterSensorDry_#res| 0) (not (= 0 ~systemActive~0))) (and .cse0 (= ~pumpRunning~0 0) .cse1 (<= 1 ~waterLevel~0) .cse2 (<= 1 |ULTIMATE.start_getWaterLevel_#res|)))) [2021-10-28 09:22:38,567 INFO L853 garLoopResultBuilder]: At program point L664-1(lines 659 667) the Hoare annotation is: false [2021-10-28 09:22:38,567 INFO L853 garLoopResultBuilder]: At program point L664-2(lines 659 667) the Hoare annotation is: false [2021-10-28 09:22:38,567 INFO L853 garLoopResultBuilder]: At program point L865(lines 860 868) the Hoare annotation is: false [2021-10-28 09:22:38,567 INFO L853 garLoopResultBuilder]: At program point L865-1(lines 860 868) the Hoare annotation is: false [2021-10-28 09:22:38,567 INFO L857 garLoopResultBuilder]: For program point L799(lines 799 807) no Hoare annotation was computed. [2021-10-28 09:22:38,568 INFO L853 garLoopResultBuilder]: At program point L865-2(lines 860 868) the Hoare annotation is: false [2021-10-28 09:22:38,568 INFO L857 garLoopResultBuilder]: For program point L799-1(lines 799 807) no Hoare annotation was computed. [2021-10-28 09:22:38,568 INFO L857 garLoopResultBuilder]: For program point L799-2(lines 799 807) no Hoare annotation was computed. [2021-10-28 09:22:38,568 INFO L857 garLoopResultBuilder]: For program point L999(lines 999 1012) no Hoare annotation was computed. [2021-10-28 09:22:38,568 INFO L857 garLoopResultBuilder]: For program point L933(lines 933 937) no Hoare annotation was computed. [2021-10-28 09:22:38,569 INFO L857 garLoopResultBuilder]: For program point L933-2(lines 933 937) no Hoare annotation was computed. [2021-10-28 09:22:38,569 INFO L857 garLoopResultBuilder]: For program point L933-3(lines 933 937) no Hoare annotation was computed. [2021-10-28 09:22:38,569 INFO L857 garLoopResultBuilder]: For program point L933-5(lines 933 937) no Hoare annotation was computed. [2021-10-28 09:22:38,569 INFO L857 garLoopResultBuilder]: For program point L933-6(lines 933 937) no Hoare annotation was computed. [2021-10-28 09:22:38,569 INFO L857 garLoopResultBuilder]: For program point L933-8(lines 933 937) no Hoare annotation was computed. [2021-10-28 09:22:38,569 INFO L857 garLoopResultBuilder]: For program point L933-9(lines 933 937) no Hoare annotation was computed. [2021-10-28 09:22:38,570 INFO L857 garLoopResultBuilder]: For program point L933-11(lines 933 937) no Hoare annotation was computed. [2021-10-28 09:22:38,570 INFO L857 garLoopResultBuilder]: For program point L933-12(lines 933 937) no Hoare annotation was computed. [2021-10-28 09:22:38,570 INFO L857 garLoopResultBuilder]: For program point L933-14(lines 933 937) no Hoare annotation was computed. [2021-10-28 09:22:38,570 INFO L857 garLoopResultBuilder]: For program point L933-15(lines 933 937) no Hoare annotation was computed. [2021-10-28 09:22:38,570 INFO L857 garLoopResultBuilder]: For program point L933-17(lines 933 937) no Hoare annotation was computed. [2021-10-28 09:22:38,570 INFO L857 garLoopResultBuilder]: For program point ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION(line 696) no Hoare annotation was computed. [2021-10-28 09:22:38,571 INFO L857 garLoopResultBuilder]: For program point L672(lines 672 678) no Hoare annotation was computed. [2021-10-28 09:22:38,571 INFO L857 garLoopResultBuilder]: For program point L672-1(lines 672 678) no Hoare annotation was computed. [2021-10-28 09:22:38,571 INFO L857 garLoopResultBuilder]: For program point L672-2(lines 672 678) no Hoare annotation was computed. [2021-10-28 09:22:38,571 INFO L857 garLoopResultBuilder]: For program point L672-3(lines 672 678) no Hoare annotation was computed. [2021-10-28 09:22:38,571 INFO L857 garLoopResultBuilder]: For program point L672-4(lines 672 678) no Hoare annotation was computed. [2021-10-28 09:22:38,571 INFO L857 garLoopResultBuilder]: For program point L672-5(lines 672 678) no Hoare annotation was computed. [2021-10-28 09:22:38,572 INFO L857 garLoopResultBuilder]: For program point L672-6(lines 672 678) no Hoare annotation was computed. [2021-10-28 09:22:38,572 INFO L857 garLoopResultBuilder]: For program point L672-7(lines 672 678) no Hoare annotation was computed. [2021-10-28 09:22:38,572 INFO L857 garLoopResultBuilder]: For program point L672-8(lines 672 678) no Hoare annotation was computed. [2021-10-28 09:22:38,572 INFO L857 garLoopResultBuilder]: For program point L672-9(lines 672 678) no Hoare annotation was computed. [2021-10-28 09:22:38,572 INFO L857 garLoopResultBuilder]: For program point L672-10(lines 672 678) no Hoare annotation was computed. [2021-10-28 09:22:38,573 INFO L857 garLoopResultBuilder]: For program point L672-11(lines 672 678) no Hoare annotation was computed. [2021-10-28 09:22:38,573 INFO L857 garLoopResultBuilder]: For program point L607(lines 607 611) no Hoare annotation was computed. [2021-10-28 09:22:38,573 INFO L853 garLoopResultBuilder]: At program point L542(lines 1 1024) the Hoare annotation is: (and (= ~pumpRunning~0 0) (= 1 ~systemActive~0) (= ~waterLevel~0 1)) [2021-10-28 09:22:38,573 INFO L857 garLoopResultBuilder]: For program point L1005(lines 1005 1011) no Hoare annotation was computed. [2021-10-28 09:22:38,573 INFO L853 garLoopResultBuilder]: At program point L1005-1(lines 711 717) the Hoare annotation is: (let ((.cse1 (= ~pumpRunning~0 0)) (.cse0 (= ULTIMATE.start_test_~splverifierCounter~0 0)) (.cse2 (= ULTIMATE.start_main_~tmp~3 1)) (.cse4 (<= 2 ~waterLevel~0)) (.cse3 (= |ULTIMATE.start_valid_product_#res| 1))) (or (and .cse0 .cse1 .cse2 .cse3 (= ~waterLevel~0 1)) (and .cse0 .cse1 .cse2 .cse4 .cse3) (and .cse0 .cse2 .cse4 .cse3 (not (= 0 ~systemActive~0))))) [2021-10-28 09:22:38,574 INFO L853 garLoopResultBuilder]: At program point L939(lines 924 942) the Hoare annotation is: (and (= |ULTIMATE.start_isLowWaterLevel_#res| 1) (= ULTIMATE.start_test_~splverifierCounter~0 0) (= |ULTIMATE.start_isLowWaterSensorDry_#res| 0) (= ULTIMATE.start_main_~tmp~3 1) (= ULTIMATE.start_isLowWaterLevel_~tmp___0~2 1) (<= 1 ~waterLevel~0) (= ULTIMATE.start_isLowWaterLevel_~tmp~10 0) (= |ULTIMATE.start_valid_product_#res| 1) (not (= 0 ~systemActive~0))) [2021-10-28 09:22:38,574 INFO L853 garLoopResultBuilder]: At program point L939-1(lines 924 942) the Hoare annotation is: false [2021-10-28 09:22:38,574 INFO L853 garLoopResultBuilder]: At program point L939-2(lines 924 942) the Hoare annotation is: false [2021-10-28 09:22:38,574 INFO L853 garLoopResultBuilder]: At program point L939-3(lines 924 942) the Hoare annotation is: false [2021-10-28 09:22:38,574 INFO L853 garLoopResultBuilder]: At program point L939-4(lines 924 942) the Hoare annotation is: false [2021-10-28 09:22:38,574 INFO L853 garLoopResultBuilder]: At program point L939-5(lines 924 942) the Hoare annotation is: false [2021-10-28 09:22:38,575 INFO L857 garLoopResultBuilder]: For program point L743(lines 743 760) no Hoare annotation was computed. [2021-10-28 09:22:38,575 INFO L857 garLoopResultBuilder]: For program point L743-1(lines 743 760) no Hoare annotation was computed. [2021-10-28 09:22:38,575 INFO L853 garLoopResultBuilder]: At program point L677(lines 668 681) the Hoare annotation is: false [2021-10-28 09:22:38,575 INFO L857 garLoopResultBuilder]: For program point L743-2(lines 743 760) no Hoare annotation was computed. [2021-10-28 09:22:38,575 INFO L853 garLoopResultBuilder]: At program point L677-1(lines 668 681) the Hoare annotation is: (let ((.cse0 (= ULTIMATE.start_test_~splverifierCounter~0 0)) (.cse1 (= ~pumpRunning~0 0)) (.cse2 (= ULTIMATE.start_main_~tmp~3 1)) (.cse3 (= |ULTIMATE.start_valid_product_#res| 1)) (.cse4 (not (= 0 ~systemActive~0)))) (or (and (not (= |ULTIMATE.start_isHighWaterSensorDry_#res| 0)) .cse0 .cse1 .cse2 (<= 1 ~waterLevel~0) .cse3 .cse4) (and .cse0 .cse1 .cse2 (<= 2 ~waterLevel~0) .cse3 .cse4))) [2021-10-28 09:22:38,576 INFO L857 garLoopResultBuilder]: For program point L743-3(lines 743 760) no Hoare annotation was computed. [2021-10-28 09:22:38,576 INFO L853 garLoopResultBuilder]: At program point L677-2(lines 668 681) the Hoare annotation is: false [2021-10-28 09:22:38,576 INFO L857 garLoopResultBuilder]: For program point L743-4(lines 743 760) no Hoare annotation was computed. [2021-10-28 09:22:38,576 INFO L853 garLoopResultBuilder]: At program point L677-3(lines 668 681) the Hoare annotation is: (let ((.cse0 (= ULTIMATE.start_test_~splverifierCounter~0 0)) (.cse1 (= ~pumpRunning~0 0)) (.cse2 (= ULTIMATE.start_main_~tmp~3 1)) (.cse3 (= |ULTIMATE.start_valid_product_#res| 1)) (.cse4 (not (= 0 ~systemActive~0)))) (or (and (not (= |ULTIMATE.start_isHighWaterSensorDry_#res| 0)) .cse0 .cse1 .cse2 (<= 1 ~waterLevel~0) .cse3 .cse4) (and .cse0 .cse1 .cse2 (<= 2 ~waterLevel~0) .cse3 .cse4))) [2021-10-28 09:22:38,576 INFO L857 garLoopResultBuilder]: For program point L743-5(lines 743 760) no Hoare annotation was computed. [2021-10-28 09:22:38,576 INFO L853 garLoopResultBuilder]: At program point L677-4(lines 668 681) the Hoare annotation is: false [2021-10-28 09:22:38,577 INFO L857 garLoopResultBuilder]: For program point L743-6(lines 743 760) no Hoare annotation was computed. [2021-10-28 09:22:38,577 INFO L853 garLoopResultBuilder]: At program point L677-5(lines 668 681) the Hoare annotation is: false [2021-10-28 09:22:38,577 INFO L857 garLoopResultBuilder]: For program point L743-7(lines 743 760) no Hoare annotation was computed. [2021-10-28 09:22:38,577 INFO L853 garLoopResultBuilder]: At program point L479(lines 475 481) the Hoare annotation is: (and (= ~pumpRunning~0 0) (= 1 ~systemActive~0) (= ULTIMATE.start_main_~tmp~3 ~systemActive~0) (= |ULTIMATE.start_valid_product_#res| 1) (= ~waterLevel~0 1)) [2021-10-28 09:22:38,577 INFO L853 garLoopResultBuilder]: At program point L677-6(lines 668 681) the Hoare annotation is: false [2021-10-28 09:22:38,577 INFO L857 garLoopResultBuilder]: For program point L743-8(lines 743 760) no Hoare annotation was computed. [2021-10-28 09:22:38,578 INFO L853 garLoopResultBuilder]: At program point L677-7(lines 668 681) the Hoare annotation is: false [2021-10-28 09:22:38,578 INFO L857 garLoopResultBuilder]: For program point L743-9(lines 743 760) no Hoare annotation was computed. [2021-10-28 09:22:38,578 INFO L853 garLoopResultBuilder]: At program point L677-8(lines 668 681) the Hoare annotation is: false [2021-10-28 09:22:38,578 INFO L857 garLoopResultBuilder]: For program point L743-10(lines 743 760) no Hoare annotation was computed. [2021-10-28 09:22:38,578 INFO L853 garLoopResultBuilder]: At program point L677-9(lines 668 681) the Hoare annotation is: false [2021-10-28 09:22:38,579 INFO L857 garLoopResultBuilder]: For program point L743-11(lines 743 760) no Hoare annotation was computed. [2021-10-28 09:22:38,579 INFO L853 garLoopResultBuilder]: At program point L677-10(lines 668 681) the Hoare annotation is: false [2021-10-28 09:22:38,579 INFO L853 garLoopResultBuilder]: At program point L677-11(lines 668 681) the Hoare annotation is: false [2021-10-28 09:22:38,579 INFO L857 garLoopResultBuilder]: For program point ULTIMATE.startENTRY(line -1) no Hoare annotation was computed. [2021-10-28 09:22:38,579 INFO L857 garLoopResultBuilder]: For program point L747(lines 747 755) no Hoare annotation was computed. [2021-10-28 09:22:38,579 INFO L857 garLoopResultBuilder]: For program point L747-1(lines 747 755) no Hoare annotation was computed. [2021-10-28 09:22:38,580 INFO L857 garLoopResultBuilder]: For program point L747-2(lines 747 755) no Hoare annotation was computed. [2021-10-28 09:22:38,580 INFO L857 garLoopResultBuilder]: For program point L747-3(lines 747 755) no Hoare annotation was computed. [2021-10-28 09:22:38,580 INFO L857 garLoopResultBuilder]: For program point L747-4(lines 747 755) no Hoare annotation was computed. [2021-10-28 09:22:38,580 INFO L857 garLoopResultBuilder]: For program point L747-5(lines 747 755) no Hoare annotation was computed. [2021-10-28 09:22:38,580 INFO L857 garLoopResultBuilder]: For program point L747-6(lines 747 755) no Hoare annotation was computed. [2021-10-28 09:22:38,580 INFO L857 garLoopResultBuilder]: For program point L747-7(lines 747 755) no Hoare annotation was computed. [2021-10-28 09:22:38,581 INFO L857 garLoopResultBuilder]: For program point L747-8(lines 747 755) no Hoare annotation was computed. [2021-10-28 09:22:38,581 INFO L857 garLoopResultBuilder]: For program point L747-9(lines 747 755) no Hoare annotation was computed. [2021-10-28 09:22:38,581 INFO L857 garLoopResultBuilder]: For program point L747-10(lines 747 755) no Hoare annotation was computed. [2021-10-28 09:22:38,581 INFO L857 garLoopResultBuilder]: For program point L747-11(lines 747 755) no Hoare annotation was computed. [2021-10-28 09:22:38,581 INFO L853 garLoopResultBuilder]: At program point L550(lines 545 553) the Hoare annotation is: (and (= ~pumpRunning~0 0) (= 1 ~systemActive~0) (= |ULTIMATE.start_valid_product_#res| 1) (= ~waterLevel~0 1)) [2021-10-28 09:22:38,581 INFO L857 garLoopResultBuilder]: For program point L947(lines 947 953) no Hoare annotation was computed. [2021-10-28 09:22:38,582 INFO L853 garLoopResultBuilder]: At program point L947-1(lines 947 953) the Hoare annotation is: (let ((.cse0 (= ULTIMATE.start_test_~splverifierCounter~0 0)) (.cse1 (= ~pumpRunning~0 0)) (.cse2 (= ULTIMATE.start_main_~tmp~3 1)) (.cse3 (= |ULTIMATE.start_valid_product_#res| 1))) (or (and .cse0 .cse1 .cse2 .cse3 (= ~waterLevel~0 1)) (and .cse0 .cse1 .cse2 (<= 2 ~waterLevel~0) .cse3))) [2021-10-28 09:22:38,582 INFO L857 garLoopResultBuilder]: For program point L619(lines 619 623) no Hoare annotation was computed. [2021-10-28 09:22:38,582 INFO L853 garLoopResultBuilder]: At program point L1017(lines 968 1018) the Hoare annotation is: false [2021-10-28 09:22:38,582 INFO L853 garLoopResultBuilder]: At program point L687(lines 682 690) the Hoare annotation is: (and (= ULTIMATE.start_test_~splverifierCounter~0 0) (= |ULTIMATE.start_isLowWaterSensorDry_#res| 0) (= ULTIMATE.start_main_~tmp~3 1) (<= 1 ~waterLevel~0) (= |ULTIMATE.start_valid_product_#res| 1) (not (= 0 ~systemActive~0))) [2021-10-28 09:22:38,582 INFO L853 garLoopResultBuilder]: At program point L687-1(lines 682 690) the Hoare annotation is: false [2021-10-28 09:22:38,582 INFO L853 garLoopResultBuilder]: At program point L687-2(lines 682 690) the Hoare annotation is: false [2021-10-28 09:22:38,583 INFO L853 garLoopResultBuilder]: At program point L687-3(lines 682 690) the Hoare annotation is: false [2021-10-28 09:22:38,583 INFO L853 garLoopResultBuilder]: At program point L687-4(lines 682 690) the Hoare annotation is: false [2021-10-28 09:22:38,583 INFO L853 garLoopResultBuilder]: At program point L687-5(lines 682 690) the Hoare annotation is: false [2021-10-28 09:22:38,583 INFO L857 garLoopResultBuilder]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2021-10-28 09:22:38,583 INFO L853 garLoopResultBuilder]: At program point L428-2(lines 428 442) the Hoare annotation is: false [2021-10-28 09:22:38,583 INFO L857 garLoopResultBuilder]: For program point L429(line 429) no Hoare annotation was computed. [2021-10-28 09:22:38,587 INFO L731 BasicCegarLoop]: Path program histogram: [2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-10-28 09:22:38,588 INFO L179 ceAbstractionStarter]: Computing trace abstraction results [2021-10-28 09:22:38,614 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 28.10 09:22:38 BoogieIcfgContainer [2021-10-28 09:22:38,615 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2021-10-28 09:22:38,615 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2021-10-28 09:22:38,615 INFO L271 PluginConnector]: Initializing Witness Printer... [2021-10-28 09:22:38,616 INFO L275 PluginConnector]: Witness Printer initialized [2021-10-28 09:22:38,616 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 28.10 09:22:24" (3/4) ... [2021-10-28 09:22:38,619 INFO L137 WitnessPrinter]: Generating witness for correct program [2021-10-28 09:22:38,645 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 41 nodes and edges [2021-10-28 09:22:38,647 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 21 nodes and edges [2021-10-28 09:22:38,650 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 10 nodes and edges [2021-10-28 09:22:38,652 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 5 nodes and edges [2021-10-28 09:22:38,654 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 2 nodes and edges [2021-10-28 09:22:38,657 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2021-10-28 09:22:38,659 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2021-10-28 09:22:38,684 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((pumpRunning == 0 && 1 == systemActive) && \result == 1) && waterLevel == 1 [2021-10-28 09:22:38,685 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((pumpRunning == 0 && 1 == systemActive) && tmp == systemActive) && \result == 1) && waterLevel == 1 [2021-10-28 09:22:38,685 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((((((splverifierCounter == 0 && pumpRunning == 0) && tmp == 1) && 1 <= waterLevel) && 1 <= tmp) && \result == 1) && 1 <= \result) || ((((((((splverifierCounter == 0 && tmp == 1) && 2 <= waterLevel) && tmp == 0) && \result == 1) && 2 <= \result) && \result == 0) && 2 <= tmp) && !(0 == systemActive))) || (((((splverifierCounter == 0 && pumpRunning == 0) && tmp == 1) && \result == 1) && waterLevel == 1) && !(0 == systemActive)) [2021-10-28 09:22:38,685 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((((((splverifierCounter == 0 && pumpRunning == 0) && tmp == 1) && 1 <= waterLevel) && 1 <= tmp) && \result == 1) && 1 <= \result) || ((((splverifierCounter == 0 && pumpRunning == 0) && tmp == 1) && 2 <= waterLevel) && \result == 1)) || ((((splverifierCounter == 0 && tmp == 1) && 2 <= waterLevel) && \result == 1) && !(0 == systemActive))) || (((((splverifierCounter == 0 && pumpRunning == 0) && tmp == 1) && \result == 1) && waterLevel == 1) && !(0 == systemActive)) [2021-10-28 09:22:38,686 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((((((splverifierCounter == 0 && pumpRunning == 0) && tmp == 1) && 1 <= waterLevel) && 1 <= tmp) && \result == 1) && 1 <= \result) || ((((splverifierCounter == 0 && pumpRunning == 0) && tmp == 1) && 2 <= waterLevel) && \result == 1)) || ((((splverifierCounter == 0 && tmp == 1) && 2 <= waterLevel) && \result == 1) && !(0 == systemActive))) || (((((splverifierCounter == 0 && pumpRunning == 0) && tmp == 1) && \result == 1) && waterLevel == 1) && !(0 == systemActive)) [2021-10-28 09:22:38,687 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((((splverifierCounter == 0 && pumpRunning == 0) && tmp == 1) && \result == 1) && waterLevel == 1) || ((((splverifierCounter == 0 && pumpRunning == 0) && tmp == 1) && 2 <= waterLevel) && \result == 1)) || ((((splverifierCounter == 0 && tmp == 1) && 2 <= waterLevel) && \result == 1) && !(0 == systemActive)) [2021-10-28 09:22:38,687 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((((splverifierCounter == 0 && tmp == 1) && 1 <= waterLevel) && \result == 1) && !(0 == systemActive)) || ((((splverifierCounter == 0 && pumpRunning == 0) && tmp == 1) && \result == 1) && waterLevel == 1)) || ((((splverifierCounter == 0 && pumpRunning == 0) && tmp == 1) && 2 <= waterLevel) && \result == 1) [2021-10-28 09:22:38,687 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((((splverifierCounter == 0 && pumpRunning == 0) && tmp == 1) && \result == 1) && waterLevel == 1) || ((((splverifierCounter == 0 && pumpRunning == 0) && tmp == 1) && 2 <= waterLevel) && \result == 1)) || ((((((splverifierCounter == 0 && tmp == 1) && 2 <= waterLevel) && tmp == 0) && \result == 1) && \result == 0) && !(0 == systemActive)) [2021-10-28 09:22:38,688 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((splverifierCounter == 0 && pumpRunning == 0) && tmp == 1) && \result == 1) && waterLevel == 1) || ((((splverifierCounter == 0 && pumpRunning == 0) && tmp == 1) && 2 <= waterLevel) && \result == 1) [2021-10-28 09:22:38,689 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((((((splverifierCounter == 0 && tmp == 1) && 2 <= waterLevel) && tmp == 0) && \result == 1) && 2 <= \result) && \result == 0) && !(0 == systemActive)) || (((((splverifierCounter == 0 && pumpRunning == 0) && tmp == 1) && 1 <= waterLevel) && \result == 1) && 1 <= \result) [2021-10-28 09:22:38,689 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((splverifierCounter == 0 && tmp == 1) && 1 <= waterLevel) && \result == 1) && !(0 == systemActive) [2021-10-28 09:22:38,691 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((splverifierCounter == 0 && tmp == 1) && 1 <= waterLevel) && \result == 1) && !(0 == systemActive) [2021-10-28 09:22:38,692 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((((!(\result == 0) && splverifierCounter == 0) && pumpRunning == 0) && tmp == 1) && 1 <= waterLevel) && \result == 1) && !(0 == systemActive)) || (((((splverifierCounter == 0 && pumpRunning == 0) && tmp == 1) && 2 <= waterLevel) && \result == 1) && !(0 == systemActive)) [2021-10-28 09:22:38,693 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((((((((!(\result == 0) && splverifierCounter == 0) && tmp___0 == 0) && pumpRunning == 0) && !(tmp == 0)) && tmp == 1) && \result == 0) && 1 <= waterLevel) && \result == 1) && !(0 == systemActive)) || (((((((splverifierCounter == 0 && pumpRunning == 0) && tmp == 1) && 2 <= waterLevel) && tmp == 0) && \result == 1) && \result == 0) && !(0 == systemActive)) [2021-10-28 09:22:38,695 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((splverifierCounter == 0 && \result == 0) && tmp == 1) && 1 <= waterLevel) && \result == 1) && !(0 == systemActive) [2021-10-28 09:22:38,695 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((((!(\result == 0) && splverifierCounter == 0) && pumpRunning == 0) && tmp == 1) && 1 <= waterLevel) && \result == 1) && !(0 == systemActive)) || (((((splverifierCounter == 0 && pumpRunning == 0) && tmp == 1) && 2 <= waterLevel) && \result == 1) && !(0 == systemActive)) [2021-10-28 09:22:38,696 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((((((\result == 1 && splverifierCounter == 0) && \result == 0) && tmp == 1) && tmp___0 == 1) && 1 <= waterLevel) && tmp == 0) && \result == 1) && !(0 == systemActive) [2021-10-28 09:22:38,697 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((((splverifierCounter == 0 && pumpRunning == 0) && tmp == 1) && 2 <= waterLevel) && tmp == 0) && \result == 1) && \result == 0) && !(0 == systemActive) [2021-10-28 09:22:38,697 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((((((((!(\result == 0) && splverifierCounter == 0) && tmp___0 == 0) && pumpRunning == 0) && !(tmp == 0)) && tmp == 1) && \result == 0) && 1 <= waterLevel) && \result == 1) && !(0 == systemActive)) || (((((((splverifierCounter == 0 && pumpRunning == 0) && tmp == 1) && 2 <= waterLevel) && tmp == 0) && \result == 1) && \result == 0) && !(0 == systemActive)) [2021-10-28 09:22:38,697 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((((splverifierCounter == 0 && pumpRunning == 0) && tmp == 1) && 2 <= waterLevel) && tmp == 0) && \result == 1) && \result == 0) && !(0 == systemActive) [2021-10-28 09:22:38,699 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((((splverifierCounter == 0 && pumpRunning == 0) && tmp == 1) && 2 <= waterLevel) && tmp == 0) && \result == 1) && \result == 0) && !(0 == systemActive) [2021-10-28 09:22:38,699 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((((splverifierCounter == 0 && pumpRunning == 0) && tmp == 1) && 2 <= waterLevel) && tmp == 0) && \result == 1) && \result == 0) && !(0 == systemActive) [2021-10-28 09:22:38,794 INFO L141 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c6ad7fdd-c36c-4fe4-b1fa-2be000e048eb/bin/uautomizer-UnR33cPsHg/witness.graphml [2021-10-28 09:22:38,794 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2021-10-28 09:22:38,796 INFO L168 Benchmark]: Toolchain (without parser) took 16388.76 ms. Allocated memory was 86.0 MB in the beginning and 310.4 MB in the end (delta: 224.4 MB). Free memory was 50.3 MB in the beginning and 233.4 MB in the end (delta: -183.1 MB). Peak memory consumption was 41.1 MB. Max. memory is 16.1 GB. [2021-10-28 09:22:38,796 INFO L168 Benchmark]: CDTParser took 0.19 ms. Allocated memory is still 86.0 MB. Free memory was 57.9 MB in the beginning and 57.9 MB in the end (delta: 29.7 kB). There was no memory consumed. Max. memory is 16.1 GB. [2021-10-28 09:22:38,797 INFO L168 Benchmark]: CACSL2BoogieTranslator took 700.44 ms. Allocated memory was 86.0 MB in the beginning and 140.5 MB in the end (delta: 54.5 MB). Free memory was 50.1 MB in the beginning and 107.7 MB in the end (delta: -57.6 MB). Peak memory consumption was 9.9 MB. Max. memory is 16.1 GB. [2021-10-28 09:22:38,797 INFO L168 Benchmark]: Boogie Procedure Inliner took 144.08 ms. Allocated memory is still 140.5 MB. Free memory was 107.7 MB in the beginning and 102.0 MB in the end (delta: 5.7 MB). Peak memory consumption was 6.3 MB. Max. memory is 16.1 GB. [2021-10-28 09:22:38,798 INFO L168 Benchmark]: Boogie Preprocessor took 110.36 ms. Allocated memory is still 140.5 MB. Free memory was 102.0 MB in the beginning and 97.8 MB in the end (delta: 4.2 MB). Peak memory consumption was 4.2 MB. Max. memory is 16.1 GB. [2021-10-28 09:22:38,798 INFO L168 Benchmark]: RCFGBuilder took 1157.57 ms. Allocated memory is still 140.5 MB. Free memory was 97.8 MB in the beginning and 78.3 MB in the end (delta: 19.5 MB). Peak memory consumption was 30.4 MB. Max. memory is 16.1 GB. [2021-10-28 09:22:38,798 INFO L168 Benchmark]: TraceAbstraction took 14083.43 ms. Allocated memory was 140.5 MB in the beginning and 310.4 MB in the end (delta: 169.9 MB). Free memory was 77.6 MB in the beginning and 253.3 MB in the end (delta: -175.7 MB). Peak memory consumption was 154.1 MB. Max. memory is 16.1 GB. [2021-10-28 09:22:38,799 INFO L168 Benchmark]: Witness Printer took 179.01 ms. Allocated memory is still 310.4 MB. Free memory was 253.3 MB in the beginning and 233.4 MB in the end (delta: 19.9 MB). Peak memory consumption was 18.9 MB. Max. memory is 16.1 GB. [2021-10-28 09:22:38,801 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.19 ms. Allocated memory is still 86.0 MB. Free memory was 57.9 MB in the beginning and 57.9 MB in the end (delta: 29.7 kB). There was no memory consumed. Max. memory is 16.1 GB. * CACSL2BoogieTranslator took 700.44 ms. Allocated memory was 86.0 MB in the beginning and 140.5 MB in the end (delta: 54.5 MB). Free memory was 50.1 MB in the beginning and 107.7 MB in the end (delta: -57.6 MB). Peak memory consumption was 9.9 MB. Max. memory is 16.1 GB. * Boogie Procedure Inliner took 144.08 ms. Allocated memory is still 140.5 MB. Free memory was 107.7 MB in the beginning and 102.0 MB in the end (delta: 5.7 MB). Peak memory consumption was 6.3 MB. Max. memory is 16.1 GB. * Boogie Preprocessor took 110.36 ms. Allocated memory is still 140.5 MB. Free memory was 102.0 MB in the beginning and 97.8 MB in the end (delta: 4.2 MB). Peak memory consumption was 4.2 MB. Max. memory is 16.1 GB. * RCFGBuilder took 1157.57 ms. Allocated memory is still 140.5 MB. Free memory was 97.8 MB in the beginning and 78.3 MB in the end (delta: 19.5 MB). Peak memory consumption was 30.4 MB. Max. memory is 16.1 GB. * TraceAbstraction took 14083.43 ms. Allocated memory was 140.5 MB in the beginning and 310.4 MB in the end (delta: 169.9 MB). Free memory was 77.6 MB in the beginning and 253.3 MB in the end (delta: -175.7 MB). Peak memory consumption was 154.1 MB. Max. memory is 16.1 GB. * Witness Printer took 179.01 ms. Allocated memory is still 310.4 MB. Free memory was 253.3 MB in the beginning and 233.4 MB in the end (delta: 19.9 MB). Peak memory consumption was 18.9 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: 696]: call to reach_error is unreachable For all program executions holds that call to reach_error is unreachable at this location - PositiveResult [Line: 696]: call to reach_error is unreachable For all program executions holds that call to reach_error is unreachable at this location - PositiveResult [Line: 696]: 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, 227 locations, 3 error locations. Started 1 CEGAR loops. OverallTime: 13.9s, OverallIterations: 14, TraceHistogramMax: 3, PathProgramHistogramMax: 2, EmptinessCheckTime: 0.0s, AutomataDifference: 2.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 9.0s, InitialAbstractionConstructionTime: 0.0s, PartialOrderReductionTime: 0.0s, HoareTripleCheckerStatistics: 2380 SDtfs, 3184 SDslu, 3702 SDs, 0 SdLazy, 478 SolverSat, 105 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 0.6s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 161 GetRequests, 97 SyntacticMatches, 0 SemanticMatches, 64 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 19 ImplicationChecksByTransitivity, 0.3s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=422occurred in iteration=13, InterpolantAutomatonStates: 77, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: 0.4s AutomataMinimizationTime, 14 MinimizatonAttempts, 1707 StatesRemovedByMinimization, 11 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 92 LocationsWithAnnotation, 92 PreInvPairs, 250 NumberOfFragments, 966 HoareAnnotationTreeSize, 92 FomulaSimplifications, 1604969 FormulaSimplificationTreeSizeReduction, 3.1s HoareSimplificationTime, 92 FomulaSimplificationsInter, 256784 FormulaSimplificationTreeSizeReductionInter, 5.8s HoareSimplificationTimeInter, RefinementEngineStatistics: TRACE_CHECK: 0.1s SsaConstructionTime, 0.5s SatisfiabilityAnalysisTime, 1.1s InterpolantComputationTime, 644 NumberOfCodeBlocks, 644 NumberOfCodeBlocksAsserted, 15 NumberOfCheckSat, 629 ConstructedInterpolants, 0 QuantifiedInterpolants, 1096 SizeOfPredicates, 3 NumberOfNonLiveVariables, 456 ConjunctsInSsa, 6 ConjunctsInUnsatCore, 15 InterpolantComputations, 13 PerfectInterpolantSequences, 156/162 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: 682]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 627]: Loop Invariant Derived loop invariant: ((((((splverifierCounter == 0 && pumpRunning == 0) && tmp == 1) && 2 <= waterLevel) && tmp == 0) && \result == 1) && \result == 0) && !(0 == systemActive) - InvariantResult [Line: 506]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 989]: Loop Invariant Derived loop invariant: ((((((((splverifierCounter == 0 && pumpRunning == 0) && tmp == 1) && 1 <= waterLevel) && 1 <= tmp) && \result == 1) && 1 <= \result) || ((((splverifierCounter == 0 && pumpRunning == 0) && tmp == 1) && 2 <= waterLevel) && \result == 1)) || ((((splverifierCounter == 0 && tmp == 1) && 2 <= waterLevel) && \result == 1) && !(0 == systemActive))) || (((((splverifierCounter == 0 && pumpRunning == 0) && tmp == 1) && \result == 1) && waterLevel == 1) && !(0 == systemActive)) - InvariantResult [Line: 668]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 711]: Loop Invariant Derived loop invariant: (((((splverifierCounter == 0 && pumpRunning == 0) && tmp == 1) && \result == 1) && waterLevel == 1) || ((((splverifierCounter == 0 && pumpRunning == 0) && tmp == 1) && 2 <= waterLevel) && \result == 1)) || ((((splverifierCounter == 0 && tmp == 1) && 2 <= waterLevel) && \result == 1) && !(0 == systemActive)) - InvariantResult [Line: 849]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 1]: Loop Invariant Derived loop invariant: (pumpRunning == 0 && 1 == systemActive) && waterLevel == 1 - InvariantResult [Line: 627]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 668]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 905]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 905]: Loop Invariant Derived loop invariant: (((((((((!(\result == 0) && splverifierCounter == 0) && tmp___0 == 0) && pumpRunning == 0) && !(tmp == 0)) && tmp == 1) && \result == 0) && 1 <= waterLevel) && \result == 1) && !(0 == systemActive)) || (((((((splverifierCounter == 0 && pumpRunning == 0) && tmp == 1) && 2 <= waterLevel) && tmp == 0) && \result == 1) && \result == 0) && !(0 == systemActive)) - InvariantResult [Line: 849]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 905]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 849]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 849]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 849]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 668]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 860]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 682]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 905]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 668]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 668]: Loop Invariant Derived loop invariant: ((((((!(\result == 0) && splverifierCounter == 0) && pumpRunning == 0) && tmp == 1) && 1 <= waterLevel) && \result == 1) && !(0 == systemActive)) || (((((splverifierCounter == 0 && pumpRunning == 0) && tmp == 1) && 2 <= waterLevel) && \result == 1) && !(0 == systemActive)) - InvariantResult [Line: 924]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 849]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 718]: Loop Invariant Derived loop invariant: (((((splverifierCounter == 0 && pumpRunning == 0) && tmp == 1) && \result == 1) && waterLevel == 1) || ((((splverifierCounter == 0 && pumpRunning == 0) && tmp == 1) && 2 <= waterLevel) && \result == 1)) || ((((((splverifierCounter == 0 && tmp == 1) && 2 <= waterLevel) && tmp == 0) && \result == 1) && \result == 0) && !(0 == systemActive)) - InvariantResult [Line: 849]: Loop Invariant Derived loop invariant: ((((((splverifierCounter == 0 && pumpRunning == 0) && tmp == 1) && 2 <= waterLevel) && tmp == 0) && \result == 1) && \result == 0) && !(0 == systemActive) - InvariantResult [Line: 627]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 849]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 627]: Loop Invariant Derived loop invariant: (((splverifierCounter == 0 && tmp == 1) && 1 <= waterLevel) && \result == 1) && !(0 == systemActive) - InvariantResult [Line: 659]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 710]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 627]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 860]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 682]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 627]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 627]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 668]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 1]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 924]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 1]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 627]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 924]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 860]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 849]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 905]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 659]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 924]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 905]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 627]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 659]: Loop Invariant Derived loop invariant: (((((((splverifierCounter == 0 && tmp == 1) && 2 <= waterLevel) && tmp == 0) && \result == 1) && 2 <= \result) && \result == 0) && !(0 == systemActive)) || (((((splverifierCounter == 0 && pumpRunning == 0) && tmp == 1) && 1 <= waterLevel) && \result == 1) && 1 <= \result) - InvariantResult [Line: 496]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 668]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 849]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 849]: Loop Invariant Derived loop invariant: ((((((splverifierCounter == 0 && pumpRunning == 0) && tmp == 1) && 2 <= waterLevel) && tmp == 0) && \result == 1) && \result == 0) && !(0 == systemActive) - InvariantResult [Line: 627]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 710]: Loop Invariant Derived loop invariant: (((((splverifierCounter == 0 && tmp == 1) && 1 <= waterLevel) && \result == 1) && !(0 == systemActive)) || ((((splverifierCounter == 0 && pumpRunning == 0) && tmp == 1) && \result == 1) && waterLevel == 1)) || ((((splverifierCounter == 0 && pumpRunning == 0) && tmp == 1) && 2 <= waterLevel) && \result == 1) - InvariantResult [Line: 905]: Loop Invariant Derived loop invariant: (((((((((!(\result == 0) && splverifierCounter == 0) && tmp___0 == 0) && pumpRunning == 0) && !(tmp == 0)) && tmp == 1) && \result == 0) && 1 <= waterLevel) && \result == 1) && !(0 == systemActive)) || (((((((splverifierCounter == 0 && pumpRunning == 0) && tmp == 1) && 2 <= waterLevel) && tmp == 0) && \result == 1) && \result == 0) && !(0 == systemActive)) - InvariantResult [Line: 979]: Loop Invariant Derived loop invariant: ((((((((splverifierCounter == 0 && pumpRunning == 0) && tmp == 1) && 1 <= waterLevel) && 1 <= tmp) && \result == 1) && 1 <= \result) || ((((splverifierCounter == 0 && pumpRunning == 0) && tmp == 1) && 2 <= waterLevel) && \result == 1)) || ((((splverifierCounter == 0 && tmp == 1) && 2 <= waterLevel) && \result == 1) && !(0 == systemActive))) || (((((splverifierCounter == 0 && pumpRunning == 0) && tmp == 1) && \result == 1) && waterLevel == 1) && !(0 == systemActive)) - InvariantResult [Line: 947]: Loop Invariant Derived loop invariant: ((((splverifierCounter == 0 && pumpRunning == 0) && tmp == 1) && \result == 1) && waterLevel == 1) || ((((splverifierCounter == 0 && pumpRunning == 0) && tmp == 1) && 2 <= waterLevel) && \result == 1) - InvariantResult [Line: 849]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 428]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 905]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 905]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 682]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 905]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 627]: Loop Invariant Derived loop invariant: ((((((splverifierCounter == 0 && pumpRunning == 0) && tmp == 1) && 2 <= waterLevel) && tmp == 0) && \result == 1) && \result == 0) && !(0 == systemActive) - InvariantResult [Line: 905]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 668]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 682]: Loop Invariant Derived loop invariant: ((((splverifierCounter == 0 && \result == 0) && tmp == 1) && 1 <= waterLevel) && \result == 1) && !(0 == systemActive) - InvariantResult [Line: 668]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 682]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 627]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 905]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 627]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 924]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 849]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 718]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 849]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 668]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 668]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 849]: Loop Invariant Derived loop invariant: (((splverifierCounter == 0 && tmp == 1) && 1 <= waterLevel) && \result == 1) && !(0 == systemActive) - InvariantResult [Line: 718]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 1]: Loop Invariant Derived loop invariant: (((((((splverifierCounter == 0 && pumpRunning == 0) && tmp == 1) && 1 <= waterLevel) && 1 <= tmp) && \result == 1) && 1 <= \result) || ((((((((splverifierCounter == 0 && tmp == 1) && 2 <= waterLevel) && tmp == 0) && \result == 1) && 2 <= \result) && \result == 0) && 2 <= tmp) && !(0 == systemActive))) || (((((splverifierCounter == 0 && pumpRunning == 0) && tmp == 1) && \result == 1) && waterLevel == 1) && !(0 == systemActive)) - InvariantResult [Line: 968]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 627]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 710]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 545]: Loop Invariant Derived loop invariant: ((pumpRunning == 0 && 1 == systemActive) && \result == 1) && waterLevel == 1 - InvariantResult [Line: 627]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 668]: Loop Invariant Derived loop invariant: ((((((!(\result == 0) && splverifierCounter == 0) && pumpRunning == 0) && tmp == 1) && 1 <= waterLevel) && \result == 1) && !(0 == systemActive)) || (((((splverifierCounter == 0 && pumpRunning == 0) && tmp == 1) && 2 <= waterLevel) && \result == 1) && !(0 == systemActive)) - InvariantResult [Line: 924]: Loop Invariant Derived loop invariant: (((((((\result == 1 && splverifierCounter == 0) && \result == 0) && tmp == 1) && tmp___0 == 1) && 1 <= waterLevel) && tmp == 0) && \result == 1) && !(0 == systemActive) - InvariantResult [Line: 475]: Loop Invariant Derived loop invariant: (((pumpRunning == 0 && 1 == systemActive) && tmp == systemActive) && \result == 1) && waterLevel == 1 RESULT: Ultimate proved your program to be correct! [2021-10-28 09:22:38,873 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c6ad7fdd-c36c-4fe4-b1fa-2be000e048eb/bin/uautomizer-UnR33cPsHg/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Forceful destruction successful, exit code 0 Received shutdown request...