./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/product-lines/minepump_spec5_product61.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_e6c91000-5028-4606-add5-be6b91189ea4/bin/uautomizer-UnR33cPsHg/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e6c91000-5028-4606-add5-be6b91189ea4/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_e6c91000-5028-4606-add5-be6b91189ea4/bin/uautomizer-UnR33cPsHg/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e6c91000-5028-4606-add5-be6b91189ea4/bin/uautomizer-UnR33cPsHg/config/AutomizerReach.xml -i ../../sv-benchmarks/c/product-lines/minepump_spec5_product61.cil.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e6c91000-5028-4606-add5-be6b91189ea4/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_e6c91000-5028-4606-add5-be6b91189ea4/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 12ff1c3352fe657a44d5503b0c0550124efd9c84e66a259e2d68c9ba31095791 ..................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... 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 09:21:21,448 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-10-28 09:21:21,451 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-10-28 09:21:21,491 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-10-28 09:21:21,492 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-10-28 09:21:21,493 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-10-28 09:21:21,495 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-10-28 09:21:21,497 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-10-28 09:21:21,499 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-10-28 09:21:21,500 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-10-28 09:21:21,501 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-10-28 09:21:21,503 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-10-28 09:21:21,503 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-10-28 09:21:21,505 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-10-28 09:21:21,506 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-10-28 09:21:21,508 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-10-28 09:21:21,509 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-10-28 09:21:21,510 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-10-28 09:21:21,512 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-10-28 09:21:21,514 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-10-28 09:21:21,516 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-10-28 09:21:21,527 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-10-28 09:21:21,529 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-10-28 09:21:21,530 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-10-28 09:21:21,533 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-10-28 09:21:21,534 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-10-28 09:21:21,534 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-10-28 09:21:21,535 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-10-28 09:21:21,535 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-10-28 09:21:21,536 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-10-28 09:21:21,537 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-10-28 09:21:21,538 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-10-28 09:21:21,538 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-10-28 09:21:21,544 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-10-28 09:21:21,546 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-10-28 09:21:21,547 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-10-28 09:21:21,547 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-10-28 09:21:21,547 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-10-28 09:21:21,548 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-10-28 09:21:21,549 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-10-28 09:21:21,549 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-10-28 09:21:21,550 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e6c91000-5028-4606-add5-be6b91189ea4/bin/uautomizer-UnR33cPsHg/config/svcomp-Reach-32bit-Automizer_Default.epf [2021-10-28 09:21:21,575 INFO L113 SettingsManager]: Loading preferences was successful [2021-10-28 09:21:21,576 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-10-28 09:21:21,576 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2021-10-28 09:21:21,576 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2021-10-28 09:21:21,577 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-10-28 09:21:21,577 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-10-28 09:21:21,578 INFO L138 SettingsManager]: * Use SBE=true [2021-10-28 09:21:21,578 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-10-28 09:21:21,578 INFO L138 SettingsManager]: * sizeof long=4 [2021-10-28 09:21:21,578 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-10-28 09:21:21,578 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-10-28 09:21:21,579 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-10-28 09:21:21,579 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-10-28 09:21:21,579 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-10-28 09:21:21,579 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-10-28 09:21:21,579 INFO L138 SettingsManager]: * sizeof long double=12 [2021-10-28 09:21:21,580 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-10-28 09:21:21,580 INFO L138 SettingsManager]: * Use constant arrays=true [2021-10-28 09:21:21,580 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-10-28 09:21:21,580 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-10-28 09:21:21,580 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-10-28 09:21:21,581 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-10-28 09:21:21,581 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-10-28 09:21:21,581 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-10-28 09:21:21,581 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-10-28 09:21:21,581 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-10-28 09:21:21,582 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2021-10-28 09:21:21,582 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-10-28 09:21:21,582 INFO L138 SettingsManager]: * Large block encoding in concurrent analysis=OFF [2021-10-28 09:21:21,582 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2021-10-28 09:21:21,582 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-10-28 09:21:21,583 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-10-28 09:21:21,583 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_e6c91000-5028-4606-add5-be6b91189ea4/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e6c91000-5028-4606-add5-be6b91189ea4/bin/uautomizer-UnR33cPsHg Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 12ff1c3352fe657a44d5503b0c0550124efd9c84e66a259e2d68c9ba31095791 [2021-10-28 09:21:21,820 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-10-28 09:21:21,845 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-10-28 09:21:21,848 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-10-28 09:21:21,849 INFO L271 PluginConnector]: Initializing CDTParser... [2021-10-28 09:21:21,850 INFO L275 PluginConnector]: CDTParser initialized [2021-10-28 09:21:21,851 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e6c91000-5028-4606-add5-be6b91189ea4/bin/uautomizer-UnR33cPsHg/../../sv-benchmarks/c/product-lines/minepump_spec5_product61.cil.c [2021-10-28 09:21:21,932 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e6c91000-5028-4606-add5-be6b91189ea4/bin/uautomizer-UnR33cPsHg/data/ad0f22c66/b1f95644b33c42d4902824caecf048c0/FLAG911d077ad [2021-10-28 09:21:22,453 INFO L306 CDTParser]: Found 1 translation units. [2021-10-28 09:21:22,454 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e6c91000-5028-4606-add5-be6b91189ea4/sv-benchmarks/c/product-lines/minepump_spec5_product61.cil.c [2021-10-28 09:21:22,473 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e6c91000-5028-4606-add5-be6b91189ea4/bin/uautomizer-UnR33cPsHg/data/ad0f22c66/b1f95644b33c42d4902824caecf048c0/FLAG911d077ad [2021-10-28 09:21:22,786 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e6c91000-5028-4606-add5-be6b91189ea4/bin/uautomizer-UnR33cPsHg/data/ad0f22c66/b1f95644b33c42d4902824caecf048c0 [2021-10-28 09:21:22,788 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-10-28 09:21:22,789 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-10-28 09:21:22,791 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-10-28 09:21:22,791 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-10-28 09:21:22,794 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-10-28 09:21:22,795 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 28.10 09:21:22" (1/1) ... [2021-10-28 09:21:22,796 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@5468f7b4 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 09:21:22, skipping insertion in model container [2021-10-28 09:21:22,796 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 28.10 09:21:22" (1/1) ... [2021-10-28 09:21:22,803 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-10-28 09:21:22,846 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-10-28 09:21:23,177 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_e6c91000-5028-4606-add5-be6b91189ea4/sv-benchmarks/c/product-lines/minepump_spec5_product61.cil.c[18376,18389] [2021-10-28 09:21:23,185 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-10-28 09:21:23,194 INFO L203 MainTranslator]: Completed pre-run [2021-10-28 09:21:23,300 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_e6c91000-5028-4606-add5-be6b91189ea4/sv-benchmarks/c/product-lines/minepump_spec5_product61.cil.c[18376,18389] [2021-10-28 09:21:23,303 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-10-28 09:21:23,324 INFO L208 MainTranslator]: Completed translation [2021-10-28 09:21:23,324 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 09:21:23 WrapperNode [2021-10-28 09:21:23,325 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-10-28 09:21:23,326 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-10-28 09:21:23,326 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-10-28 09:21:23,326 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-10-28 09:21:23,334 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 09:21:23" (1/1) ... [2021-10-28 09:21:23,368 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 09:21:23" (1/1) ... [2021-10-28 09:21:23,443 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-10-28 09:21:23,445 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-10-28 09:21:23,445 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-10-28 09:21:23,445 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-10-28 09:21:23,454 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 09:21:23" (1/1) ... [2021-10-28 09:21:23,454 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 09:21:23" (1/1) ... [2021-10-28 09:21:23,463 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 09:21:23" (1/1) ... [2021-10-28 09:21:23,463 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 09:21:23" (1/1) ... [2021-10-28 09:21:23,487 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 09:21:23" (1/1) ... [2021-10-28 09:21:23,500 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 09:21:23" (1/1) ... [2021-10-28 09:21:23,504 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 09:21:23" (1/1) ... [2021-10-28 09:21:23,513 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-10-28 09:21:23,514 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-10-28 09:21:23,514 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-10-28 09:21:23,514 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-10-28 09:21:23,515 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 09:21:23" (1/1) ... [2021-10-28 09:21:23,522 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-10-28 09:21:23,535 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e6c91000-5028-4606-add5-be6b91189ea4/bin/uautomizer-UnR33cPsHg/z3 [2021-10-28 09:21:23,568 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e6c91000-5028-4606-add5-be6b91189ea4/bin/uautomizer-UnR33cPsHg/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2021-10-28 09:21:23,595 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e6c91000-5028-4606-add5-be6b91189ea4/bin/uautomizer-UnR33cPsHg/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2021-10-28 09:21:23,613 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-10-28 09:21:23,613 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-10-28 09:21:23,613 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-10-28 09:21:23,614 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-10-28 09:21:24,853 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-10-28 09:21:24,853 INFO L299 CfgBuilder]: Removed 362 assume(true) statements. [2021-10-28 09:21:24,856 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 28.10 09:21:24 BoogieIcfgContainer [2021-10-28 09:21:24,856 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-10-28 09:21:24,858 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2021-10-28 09:21:24,858 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2021-10-28 09:21:24,863 INFO L275 PluginConnector]: TraceAbstraction initialized [2021-10-28 09:21:24,865 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 28.10 09:21:22" (1/3) ... [2021-10-28 09:21:24,867 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@44e33a78 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 28.10 09:21:24, skipping insertion in model container [2021-10-28 09:21:24,867 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 09:21:23" (2/3) ... [2021-10-28 09:21:24,868 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@44e33a78 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 28.10 09:21:24, skipping insertion in model container [2021-10-28 09:21:24,868 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 28.10 09:21:24" (3/3) ... [2021-10-28 09:21:24,871 INFO L111 eAbstractionObserver]: Analyzing ICFG minepump_spec5_product61.cil.c [2021-10-28 09:21:24,881 INFO L204 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2021-10-28 09:21:24,882 INFO L163 ceAbstractionStarter]: Applying trace abstraction to program that has 3 error locations. [2021-10-28 09:21:24,940 INFO L338 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2021-10-28 09:21:24,945 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 09:21:24,946 INFO L340 AbstractCegarLoop]: Starting to check reachability of 3 error locations. [2021-10-28 09:21:24,966 INFO L276 IsEmpty]: Start isEmpty. Operand has 234 states, 230 states have (on average 1.5130434782608695) internal successors, (348), 233 states have internal predecessors, (348), 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 09:21:24,972 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2021-10-28 09:21:24,972 INFO L505 BasicCegarLoop]: Found error trace [2021-10-28 09:21:24,973 INFO L513 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-10-28 09:21:24,974 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 09:21:24,979 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-28 09:21:24,979 INFO L85 PathProgramCache]: Analyzing trace with hash 1714378199, now seen corresponding path program 1 times [2021-10-28 09:21:24,988 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-28 09:21:24,988 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1026520931] [2021-10-28 09:21:24,989 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-28 09:21:24,989 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-28 09:21:25,228 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-28 09:21:25,350 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 09:21:25,351 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-10-28 09:21:25,351 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1026520931] [2021-10-28 09:21:25,352 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1026520931] provided 1 perfect and 0 imperfect interpolant sequences [2021-10-28 09:21:25,352 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-10-28 09:21:25,352 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2021-10-28 09:21:25,354 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1112233237] [2021-10-28 09:21:25,358 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2021-10-28 09:21:25,359 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-10-28 09:21:25,371 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2021-10-28 09:21:25,371 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2021-10-28 09:21:25,375 INFO L87 Difference]: Start difference. First operand has 234 states, 230 states have (on average 1.5130434782608695) internal successors, (348), 233 states have internal predecessors, (348), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Second operand has 2 states, 2 states have (on average 9.5) internal successors, (19), 2 states have internal predecessors, (19), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-28 09:21:25,434 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-28 09:21:25,435 INFO L93 Difference]: Finished difference Result 461 states and 688 transitions. [2021-10-28 09:21:25,435 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-10-28 09:21:25,439 INFO L78 Accepts]: Start accepts. Automaton has has 2 states, 2 states have (on average 9.5) internal successors, (19), 2 states have internal predecessors, (19), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 19 [2021-10-28 09:21:25,439 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-28 09:21:25,455 INFO L225 Difference]: With dead ends: 461 [2021-10-28 09:21:25,455 INFO L226 Difference]: Without dead ends: 230 [2021-10-28 09:21:25,460 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 09:21:25,476 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 230 states. [2021-10-28 09:21:25,527 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 230 to 230. [2021-10-28 09:21:25,531 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 230 states, 227 states have (on average 1.4801762114537445) internal successors, (336), 229 states have internal predecessors, (336), 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 09:21:25,535 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 230 states to 230 states and 336 transitions. [2021-10-28 09:21:25,544 INFO L78 Accepts]: Start accepts. Automaton has 230 states and 336 transitions. Word has length 19 [2021-10-28 09:21:25,545 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-28 09:21:25,546 INFO L470 AbstractCegarLoop]: Abstraction has 230 states and 336 transitions. [2021-10-28 09:21:25,546 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 9.5) internal successors, (19), 2 states have internal predecessors, (19), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-28 09:21:25,546 INFO L276 IsEmpty]: Start isEmpty. Operand 230 states and 336 transitions. [2021-10-28 09:21:25,547 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2021-10-28 09:21:25,547 INFO L505 BasicCegarLoop]: Found error trace [2021-10-28 09:21:25,548 INFO L513 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-10-28 09:21:25,548 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2021-10-28 09:21:25,548 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 09:21:25,549 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-28 09:21:25,549 INFO L85 PathProgramCache]: Analyzing trace with hash -774569544, now seen corresponding path program 1 times [2021-10-28 09:21:25,549 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-28 09:21:25,550 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1194626439] [2021-10-28 09:21:25,550 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-28 09:21:25,550 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-28 09:21:25,595 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-28 09:21:25,676 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 09:21:25,676 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-10-28 09:21:25,676 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1194626439] [2021-10-28 09:21:25,676 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1194626439] provided 1 perfect and 0 imperfect interpolant sequences [2021-10-28 09:21:25,677 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-10-28 09:21:25,677 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-10-28 09:21:25,677 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [212871257] [2021-10-28 09:21:25,678 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2021-10-28 09:21:25,678 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-10-28 09:21:25,679 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-10-28 09:21:25,680 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-10-28 09:21:25,680 INFO L87 Difference]: Start difference. First operand 230 states and 336 transitions. Second operand has 3 states, 3 states have (on average 6.666666666666667) internal successors, (20), 3 states have internal predecessors, (20), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-28 09:21:25,698 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-28 09:21:25,698 INFO L93 Difference]: Finished difference Result 230 states and 336 transitions. [2021-10-28 09:21:25,706 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-10-28 09:21:25,706 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 6.666666666666667) internal successors, (20), 3 states have internal predecessors, (20), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 20 [2021-10-28 09:21:25,707 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-28 09:21:25,708 INFO L225 Difference]: With dead ends: 230 [2021-10-28 09:21:25,708 INFO L226 Difference]: Without dead ends: 87 [2021-10-28 09:21:25,710 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 09:21:25,711 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 87 states. [2021-10-28 09:21:25,719 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 87 to 87. [2021-10-28 09:21:25,719 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 87 states, 86 states have (on average 1.4651162790697674) internal successors, (126), 86 states have internal predecessors, (126), 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 09:21:25,720 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 87 states to 87 states and 126 transitions. [2021-10-28 09:21:25,720 INFO L78 Accepts]: Start accepts. Automaton has 87 states and 126 transitions. Word has length 20 [2021-10-28 09:21:25,720 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-28 09:21:25,720 INFO L470 AbstractCegarLoop]: Abstraction has 87 states and 126 transitions. [2021-10-28 09:21:25,721 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 6.666666666666667) internal successors, (20), 3 states have internal predecessors, (20), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-28 09:21:25,721 INFO L276 IsEmpty]: Start isEmpty. Operand 87 states and 126 transitions. [2021-10-28 09:21:25,722 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2021-10-28 09:21:25,722 INFO L505 BasicCegarLoop]: Found error trace [2021-10-28 09:21:25,722 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 09:21:25,722 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2021-10-28 09:21:25,723 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 09:21:25,723 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-28 09:21:25,723 INFO L85 PathProgramCache]: Analyzing trace with hash 1370250136, now seen corresponding path program 1 times [2021-10-28 09:21:25,724 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-28 09:21:25,724 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [425686820] [2021-10-28 09:21:25,724 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-28 09:21:25,724 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-28 09:21:25,783 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-28 09:21:25,826 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 09:21:25,826 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-10-28 09:21:25,827 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [425686820] [2021-10-28 09:21:25,827 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [425686820] provided 1 perfect and 0 imperfect interpolant sequences [2021-10-28 09:21:25,827 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-10-28 09:21:25,827 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2021-10-28 09:21:25,828 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1817786275] [2021-10-28 09:21:25,828 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2021-10-28 09:21:25,828 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-10-28 09:21:25,845 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-10-28 09:21:25,845 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-10-28 09:21:25,846 INFO L87 Difference]: Start difference. First operand 87 states and 126 transitions. Second operand has 3 states, 3 states have (on average 8.666666666666666) internal successors, (26), 2 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 09:21:25,866 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-28 09:21:25,866 INFO L93 Difference]: Finished difference Result 167 states and 245 transitions. [2021-10-28 09:21:25,866 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-10-28 09:21:25,867 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 8.666666666666666) internal successors, (26), 2 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 09:21:25,867 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-28 09:21:25,868 INFO L225 Difference]: With dead ends: 167 [2021-10-28 09:21:25,868 INFO L226 Difference]: Without dead ends: 87 [2021-10-28 09:21:25,869 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 09:21:25,869 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 87 states. [2021-10-28 09:21:25,874 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 87 to 87. [2021-10-28 09:21:25,875 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 87 states, 86 states have (on average 1.4534883720930232) internal successors, (125), 86 states have internal predecessors, (125), 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 09:21:25,875 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 87 states to 87 states and 125 transitions. [2021-10-28 09:21:25,876 INFO L78 Accepts]: Start accepts. Automaton has 87 states and 125 transitions. Word has length 26 [2021-10-28 09:21:25,876 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-28 09:21:25,876 INFO L470 AbstractCegarLoop]: Abstraction has 87 states and 125 transitions. [2021-10-28 09:21:25,876 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 8.666666666666666) internal successors, (26), 2 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 09:21:25,877 INFO L276 IsEmpty]: Start isEmpty. Operand 87 states and 125 transitions. [2021-10-28 09:21:25,878 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2021-10-28 09:21:25,878 INFO L505 BasicCegarLoop]: Found error trace [2021-10-28 09:21:25,878 INFO L513 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-10-28 09:21:25,878 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2021-10-28 09:21:25,879 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 09:21:25,879 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-28 09:21:25,879 INFO L85 PathProgramCache]: Analyzing trace with hash 1377163937, now seen corresponding path program 1 times [2021-10-28 09:21:25,880 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-28 09:21:25,880 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1646305111] [2021-10-28 09:21:25,880 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-28 09:21:25,880 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-28 09:21:25,903 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-28 09:21:25,949 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 09:21:25,949 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-10-28 09:21:25,949 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1646305111] [2021-10-28 09:21:25,954 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1646305111] provided 1 perfect and 0 imperfect interpolant sequences [2021-10-28 09:21:25,954 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-10-28 09:21:25,955 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2021-10-28 09:21:25,955 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [927374008] [2021-10-28 09:21:25,956 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2021-10-28 09:21:25,956 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-10-28 09:21:25,958 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-10-28 09:21:25,958 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-10-28 09:21:25,958 INFO L87 Difference]: Start difference. First operand 87 states and 125 transitions. Second operand has 3 states, 3 states have (on average 9.666666666666666) internal successors, (29), 2 states have internal predecessors, (29), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-28 09:21:26,005 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-28 09:21:26,005 INFO L93 Difference]: Finished difference Result 176 states and 255 transitions. [2021-10-28 09:21:26,006 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-10-28 09:21:26,006 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 9.666666666666666) internal successors, (29), 2 states have internal predecessors, (29), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 29 [2021-10-28 09:21:26,007 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-28 09:21:26,007 INFO L225 Difference]: With dead ends: 176 [2021-10-28 09:21:26,008 INFO L226 Difference]: Without dead ends: 96 [2021-10-28 09:21:26,011 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 09:21:26,012 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 96 states. [2021-10-28 09:21:26,020 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 96 to 94. [2021-10-28 09:21:26,021 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 94 states, 93 states have (on average 1.4086021505376345) internal successors, (131), 93 states have internal predecessors, (131), 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 09:21:26,022 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 94 states to 94 states and 131 transitions. [2021-10-28 09:21:26,022 INFO L78 Accepts]: Start accepts. Automaton has 94 states and 131 transitions. Word has length 29 [2021-10-28 09:21:26,022 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-28 09:21:26,022 INFO L470 AbstractCegarLoop]: Abstraction has 94 states and 131 transitions. [2021-10-28 09:21:26,023 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 9.666666666666666) internal successors, (29), 2 states have internal predecessors, (29), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-28 09:21:26,023 INFO L276 IsEmpty]: Start isEmpty. Operand 94 states and 131 transitions. [2021-10-28 09:21:26,024 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 36 [2021-10-28 09:21:26,024 INFO L505 BasicCegarLoop]: Found error trace [2021-10-28 09:21:26,024 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 09:21:26,024 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2021-10-28 09:21:26,025 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 09:21:26,025 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-28 09:21:26,026 INFO L85 PathProgramCache]: Analyzing trace with hash -1983349683, now seen corresponding path program 1 times [2021-10-28 09:21:26,026 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-28 09:21:26,026 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [526822389] [2021-10-28 09:21:26,026 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-28 09:21:26,026 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-28 09:21:26,046 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-28 09:21:26,092 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 09:21:26,092 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-10-28 09:21:26,092 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [526822389] [2021-10-28 09:21:26,093 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [526822389] provided 1 perfect and 0 imperfect interpolant sequences [2021-10-28 09:21:26,093 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-10-28 09:21:26,093 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2021-10-28 09:21:26,093 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2116493980] [2021-10-28 09:21:26,094 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2021-10-28 09:21:26,094 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-10-28 09:21:26,095 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2021-10-28 09:21:26,095 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2021-10-28 09:21:26,095 INFO L87 Difference]: Start difference. First operand 94 states and 131 transitions. Second operand has 5 states, 5 states have (on average 7.0) 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 09:21:26,202 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-28 09:21:26,202 INFO L93 Difference]: Finished difference Result 313 states and 440 transitions. [2021-10-28 09:21:26,202 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2021-10-28 09:21:26,203 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 7.0) 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 09:21:26,203 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-28 09:21:26,204 INFO L225 Difference]: With dead ends: 313 [2021-10-28 09:21:26,205 INFO L226 Difference]: Without dead ends: 226 [2021-10-28 09:21:26,205 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 09:21:26,206 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 226 states. [2021-10-28 09:21:26,214 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 226 to 93. [2021-10-28 09:21:26,214 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 93 states, 92 states have (on average 1.391304347826087) internal successors, (128), 92 states have internal predecessors, (128), 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 09:21:26,215 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 93 states to 93 states and 128 transitions. [2021-10-28 09:21:26,215 INFO L78 Accepts]: Start accepts. Automaton has 93 states and 128 transitions. Word has length 35 [2021-10-28 09:21:26,215 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-28 09:21:26,215 INFO L470 AbstractCegarLoop]: Abstraction has 93 states and 128 transitions. [2021-10-28 09:21:26,216 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 7.0) 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 09:21:26,216 INFO L276 IsEmpty]: Start isEmpty. Operand 93 states and 128 transitions. [2021-10-28 09:21:26,217 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 39 [2021-10-28 09:21:26,217 INFO L505 BasicCegarLoop]: Found error trace [2021-10-28 09:21:26,218 INFO L513 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-10-28 09:21:26,218 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2021-10-28 09:21:26,218 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 09:21:26,218 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-28 09:21:26,219 INFO L85 PathProgramCache]: Analyzing trace with hash -924734247, now seen corresponding path program 1 times [2021-10-28 09:21:26,219 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-28 09:21:26,219 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1159499500] [2021-10-28 09:21:26,219 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-28 09:21:26,220 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-28 09:21:26,237 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-28 09:21:26,296 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 09:21:26,297 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-10-28 09:21:26,297 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1159499500] [2021-10-28 09:21:26,297 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1159499500] provided 1 perfect and 0 imperfect interpolant sequences [2021-10-28 09:21:26,298 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-10-28 09:21:26,298 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2021-10-28 09:21:26,298 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [486834331] [2021-10-28 09:21:26,299 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2021-10-28 09:21:26,299 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-10-28 09:21:26,300 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2021-10-28 09:21:26,300 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2021-10-28 09:21:26,300 INFO L87 Difference]: Start difference. First operand 93 states and 128 transitions. Second operand has 5 states, 5 states have (on average 7.6) internal successors, (38), 5 states have internal predecessors, (38), 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 09:21:26,368 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-28 09:21:26,368 INFO L93 Difference]: Finished difference Result 233 states and 320 transitions. [2021-10-28 09:21:26,369 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-10-28 09:21:26,369 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 7.6) internal successors, (38), 5 states have internal predecessors, (38), 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 38 [2021-10-28 09:21:26,369 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-28 09:21:26,371 INFO L225 Difference]: With dead ends: 233 [2021-10-28 09:21:26,371 INFO L226 Difference]: Without dead ends: 147 [2021-10-28 09:21:26,371 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 09:21:26,372 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 147 states. [2021-10-28 09:21:26,380 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 147 to 102. [2021-10-28 09:21:26,381 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 102 states, 101 states have (on average 1.3564356435643565) internal successors, (137), 101 states have internal predecessors, (137), 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 09:21:26,381 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 102 states to 102 states and 137 transitions. [2021-10-28 09:21:26,382 INFO L78 Accepts]: Start accepts. Automaton has 102 states and 137 transitions. Word has length 38 [2021-10-28 09:21:26,382 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-28 09:21:26,382 INFO L470 AbstractCegarLoop]: Abstraction has 102 states and 137 transitions. [2021-10-28 09:21:26,383 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 7.6) internal successors, (38), 5 states have internal predecessors, (38), 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 09:21:26,383 INFO L276 IsEmpty]: Start isEmpty. Operand 102 states and 137 transitions. [2021-10-28 09:21:26,384 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 39 [2021-10-28 09:21:26,384 INFO L505 BasicCegarLoop]: Found error trace [2021-10-28 09:21:26,384 INFO L513 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-10-28 09:21:26,384 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5 [2021-10-28 09:21:26,385 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 09:21:26,385 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-28 09:21:26,385 INFO L85 PathProgramCache]: Analyzing trace with hash -1935851497, now seen corresponding path program 1 times [2021-10-28 09:21:26,385 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-28 09:21:26,386 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [471580730] [2021-10-28 09:21:26,386 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-28 09:21:26,386 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-28 09:21:26,405 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-28 09:21:26,438 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 09:21:26,438 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-10-28 09:21:26,439 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [471580730] [2021-10-28 09:21:26,439 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [471580730] provided 1 perfect and 0 imperfect interpolant sequences [2021-10-28 09:21:26,439 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-10-28 09:21:26,439 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2021-10-28 09:21:26,439 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1222241255] [2021-10-28 09:21:26,440 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2021-10-28 09:21:26,440 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-10-28 09:21:26,441 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2021-10-28 09:21:26,441 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2021-10-28 09:21:26,441 INFO L87 Difference]: Start difference. First operand 102 states and 137 transitions. Second operand has 4 states, 4 states have (on average 9.5) internal successors, (38), 4 states have internal predecessors, (38), 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 09:21:26,488 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-28 09:21:26,488 INFO L93 Difference]: Finished difference Result 235 states and 315 transitions. [2021-10-28 09:21:26,489 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-10-28 09:21:26,489 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 9.5) internal successors, (38), 4 states have internal predecessors, (38), 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 38 [2021-10-28 09:21:26,489 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-28 09:21:26,490 INFO L225 Difference]: With dead ends: 235 [2021-10-28 09:21:26,491 INFO L226 Difference]: Without dead ends: 140 [2021-10-28 09:21:26,491 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 09:21:26,492 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 140 states. [2021-10-28 09:21:26,500 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 140 to 108. [2021-10-28 09:21:26,500 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 108 states, 107 states have (on average 1.3364485981308412) internal successors, (143), 107 states have internal predecessors, (143), 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 09:21:26,501 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 108 states to 108 states and 143 transitions. [2021-10-28 09:21:26,501 INFO L78 Accepts]: Start accepts. Automaton has 108 states and 143 transitions. Word has length 38 [2021-10-28 09:21:26,501 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-28 09:21:26,502 INFO L470 AbstractCegarLoop]: Abstraction has 108 states and 143 transitions. [2021-10-28 09:21:26,502 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 9.5) internal successors, (38), 4 states have internal predecessors, (38), 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 09:21:26,502 INFO L276 IsEmpty]: Start isEmpty. Operand 108 states and 143 transitions. [2021-10-28 09:21:26,503 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 39 [2021-10-28 09:21:26,503 INFO L505 BasicCegarLoop]: Found error trace [2021-10-28 09:21:26,503 INFO L513 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-10-28 09:21:26,503 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6 [2021-10-28 09:21:26,503 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 09:21:26,504 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-28 09:21:26,504 INFO L85 PathProgramCache]: Analyzing trace with hash 1338047445, now seen corresponding path program 1 times [2021-10-28 09:21:26,504 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-28 09:21:26,504 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1160879846] [2021-10-28 09:21:26,505 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-28 09:21:26,505 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-28 09:21:26,519 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-28 09:21:26,544 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 09:21:26,544 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-10-28 09:21:26,545 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1160879846] [2021-10-28 09:21:26,545 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1160879846] provided 1 perfect and 0 imperfect interpolant sequences [2021-10-28 09:21:26,545 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-10-28 09:21:26,545 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2021-10-28 09:21:26,545 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [779386826] [2021-10-28 09:21:26,546 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2021-10-28 09:21:26,546 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-10-28 09:21:26,547 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-10-28 09:21:26,547 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-10-28 09:21:26,547 INFO L87 Difference]: Start difference. First operand 108 states and 143 transitions. Second operand has 3 states, 3 states have (on average 12.666666666666666) internal successors, (38), 2 states have internal predecessors, (38), 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 09:21:26,583 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-28 09:21:26,583 INFO L93 Difference]: Finished difference Result 280 states and 376 transitions. [2021-10-28 09:21:26,584 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-10-28 09:21:26,584 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 12.666666666666666) internal successors, (38), 2 states have internal predecessors, (38), 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 38 [2021-10-28 09:21:26,584 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-28 09:21:26,586 INFO L225 Difference]: With dead ends: 280 [2021-10-28 09:21:26,586 INFO L226 Difference]: Without dead ends: 179 [2021-10-28 09:21:26,587 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 09:21:26,587 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 179 states. [2021-10-28 09:21:26,599 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 179 to 177. [2021-10-28 09:21:26,599 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 177 states, 176 states have (on average 1.3295454545454546) internal successors, (234), 176 states have internal predecessors, (234), 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 09:21:26,600 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 177 states to 177 states and 234 transitions. [2021-10-28 09:21:26,601 INFO L78 Accepts]: Start accepts. Automaton has 177 states and 234 transitions. Word has length 38 [2021-10-28 09:21:26,601 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-28 09:21:26,601 INFO L470 AbstractCegarLoop]: Abstraction has 177 states and 234 transitions. [2021-10-28 09:21:26,601 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 12.666666666666666) internal successors, (38), 2 states have internal predecessors, (38), 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 09:21:26,601 INFO L276 IsEmpty]: Start isEmpty. Operand 177 states and 234 transitions. [2021-10-28 09:21:26,602 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 40 [2021-10-28 09:21:26,602 INFO L505 BasicCegarLoop]: Found error trace [2021-10-28 09:21:26,602 INFO L513 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-10-28 09:21:26,603 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable7 [2021-10-28 09:21:26,603 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 09:21:26,603 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-28 09:21:26,604 INFO L85 PathProgramCache]: Analyzing trace with hash 1703143701, now seen corresponding path program 1 times [2021-10-28 09:21:26,604 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-28 09:21:26,604 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1337988355] [2021-10-28 09:21:26,604 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-28 09:21:26,605 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-28 09:21:26,634 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-28 09:21:26,720 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 09:21:26,720 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-10-28 09:21:26,720 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1337988355] [2021-10-28 09:21:26,721 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1337988355] provided 1 perfect and 0 imperfect interpolant sequences [2021-10-28 09:21:26,721 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-10-28 09:21:26,721 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2021-10-28 09:21:26,721 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [498848861] [2021-10-28 09:21:26,722 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2021-10-28 09:21:26,722 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-10-28 09:21:26,722 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2021-10-28 09:21:26,723 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=13, Invalid=29, Unknown=0, NotChecked=0, Total=42 [2021-10-28 09:21:26,723 INFO L87 Difference]: Start difference. First operand 177 states and 234 transitions. Second operand has 7 states, 7 states have (on average 5.571428571428571) internal successors, (39), 6 states have internal predecessors, (39), 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 09:21:26,971 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-28 09:21:26,971 INFO L93 Difference]: Finished difference Result 592 states and 795 transitions. [2021-10-28 09:21:26,972 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2021-10-28 09:21:26,972 INFO L78 Accepts]: Start accepts. Automaton has has 7 states, 7 states have (on average 5.571428571428571) internal successors, (39), 6 states have internal predecessors, (39), 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 39 [2021-10-28 09:21:26,973 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-28 09:21:26,975 INFO L225 Difference]: With dead ends: 592 [2021-10-28 09:21:26,975 INFO L226 Difference]: Without dead ends: 422 [2021-10-28 09:21:26,976 INFO L786 BasicCegarLoop]: 0 DeclaredPredicates, 12 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 11 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 17 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=51, Invalid=105, Unknown=0, NotChecked=0, Total=156 [2021-10-28 09:21:26,977 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 422 states. [2021-10-28 09:21:26,993 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 422 to 158. [2021-10-28 09:21:26,993 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 158 states, 157 states have (on average 1.2929936305732483) internal successors, (203), 157 states have internal predecessors, (203), 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 09:21:26,994 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 158 states to 158 states and 203 transitions. [2021-10-28 09:21:26,995 INFO L78 Accepts]: Start accepts. Automaton has 158 states and 203 transitions. Word has length 39 [2021-10-28 09:21:26,995 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-28 09:21:26,995 INFO L470 AbstractCegarLoop]: Abstraction has 158 states and 203 transitions. [2021-10-28 09:21:26,995 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 7 states have (on average 5.571428571428571) internal successors, (39), 6 states have internal predecessors, (39), 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 09:21:26,995 INFO L276 IsEmpty]: Start isEmpty. Operand 158 states and 203 transitions. [2021-10-28 09:21:26,996 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 67 [2021-10-28 09:21:26,996 INFO L505 BasicCegarLoop]: Found error trace [2021-10-28 09:21:26,997 INFO L513 BasicCegarLoop]: trace histogram [2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-10-28 09:21:26,997 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable8 [2021-10-28 09:21:26,997 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 09:21:26,998 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-28 09:21:26,998 INFO L85 PathProgramCache]: Analyzing trace with hash 1694504695, now seen corresponding path program 1 times [2021-10-28 09:21:26,998 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-28 09:21:26,998 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1689611232] [2021-10-28 09:21:26,998 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-28 09:21:26,999 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-28 09:21:27,021 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-28 09:21:27,078 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 3 proven. 12 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-10-28 09:21:27,078 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-10-28 09:21:27,079 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1689611232] [2021-10-28 09:21:27,079 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1689611232] provided 0 perfect and 1 imperfect interpolant sequences [2021-10-28 09:21:27,079 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [78745682] [2021-10-28 09:21:27,079 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-28 09:21:27,080 INFO L170 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-10-28 09:21:27,080 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e6c91000-5028-4606-add5-be6b91189ea4/bin/uautomizer-UnR33cPsHg/z3 [2021-10-28 09:21:27,081 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e6c91000-5028-4606-add5-be6b91189ea4/bin/uautomizer-UnR33cPsHg/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-10-28 09:21:27,086 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e6c91000-5028-4606-add5-be6b91189ea4/bin/uautomizer-UnR33cPsHg/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Waiting until timeout for monitored process [2021-10-28 09:21:27,249 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-28 09:21:27,257 INFO L263 TraceCheckSpWp]: Trace formula consists of 479 conjuncts, 5 conjunts are in the unsatisfiable core [2021-10-28 09:21:27,268 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-10-28 09:21:27,636 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 13 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-28 09:21:27,636 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [78745682] provided 0 perfect and 1 imperfect interpolant sequences [2021-10-28 09:21:27,637 INFO L186 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-10-28 09:21:27,637 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [6, 5] total 9 [2021-10-28 09:21:27,637 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1016707726] [2021-10-28 09:21:27,638 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 9 states [2021-10-28 09:21:27,641 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-10-28 09:21:27,641 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2021-10-28 09:21:27,642 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=15, Invalid=57, Unknown=0, NotChecked=0, Total=72 [2021-10-28 09:21:27,642 INFO L87 Difference]: Start difference. First operand 158 states and 203 transitions. Second operand has 9 states, 9 states have (on average 12.222222222222221) internal successors, (110), 9 states have internal predecessors, (110), 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 09:21:28,155 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-28 09:21:28,156 INFO L93 Difference]: Finished difference Result 589 states and 785 transitions. [2021-10-28 09:21:28,156 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 22 states. [2021-10-28 09:21:28,156 INFO L78 Accepts]: Start accepts. Automaton has has 9 states, 9 states have (on average 12.222222222222221) internal successors, (110), 9 states have internal predecessors, (110), 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 66 [2021-10-28 09:21:28,157 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-28 09:21:28,158 INFO L225 Difference]: With dead ends: 589 [2021-10-28 09:21:28,161 INFO L226 Difference]: Without dead ends: 0 [2021-10-28 09:21:28,163 INFO L786 BasicCegarLoop]: 0 DeclaredPredicates, 103 GetRequests, 77 SyntacticMatches, 0 SemanticMatches, 26 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 147 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=206, Invalid=550, Unknown=0, NotChecked=0, Total=756 [2021-10-28 09:21:28,163 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2021-10-28 09:21:28,163 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2021-10-28 09:21:28,164 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 09:21:28,164 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2021-10-28 09:21:28,164 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 66 [2021-10-28 09:21:28,164 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-28 09:21:28,165 INFO L470 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2021-10-28 09:21:28,165 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 9 states, 9 states have (on average 12.222222222222221) internal successors, (110), 9 states have internal predecessors, (110), 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 09:21:28,165 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2021-10-28 09:21:28,165 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2021-10-28 09:21:28,168 INFO L764 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION [2021-10-28 09:21:28,168 INFO L764 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION [2021-10-28 09:21:28,169 INFO L764 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION [2021-10-28 09:21:28,212 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e6c91000-5028-4606-add5-be6b91189ea4/bin/uautomizer-UnR33cPsHg/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Forceful destruction successful, exit code 0 [2021-10-28 09:21:28,383 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable9,2 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e6c91000-5028-4606-add5-be6b91189ea4/bin/uautomizer-UnR33cPsHg/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-10-28 09:21:28,385 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2021-10-28 09:21:28,389 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 09:21:28,390 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 09:21:28,391 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 09:21:28,392 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 09:21:28,392 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 09:21:28,393 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 09:21:28,394 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 09:21:28,395 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 09:21:28,395 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 09:21:28,397 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 09:21:28,398 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 09:21:28,400 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 09:21:28,401 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 09:21:28,402 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 09:21:28,403 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 09:21:28,404 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 09:21:28,405 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 09:21:28,405 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 09:21:28,406 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 09:21:28,407 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 09:21:28,415 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 09:21:28,416 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 09:21:28,417 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 09:21:28,429 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 09:21:28,437 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 09:21:28,438 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 09:21:28,438 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 09:21:28,439 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 09:21:28,439 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 09:21:28,440 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 09:21:28,440 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 09:21:28,441 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 09:21:28,441 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 09:21:28,442 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 09:21:28,510 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 09:21:28,511 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 09:21:28,534 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 09:21:28,534 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 09:21:28,535 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 09:21:28,536 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 09:21:28,536 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 09:21:28,538 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 09:21:28,538 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 09:21:28,589 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 09:21:28,615 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 09:21:28,616 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 09:21:28,616 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 09:21:28,617 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 09:21:28,618 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 09:21:28,618 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 09:21:28,619 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 09:21:28,619 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 09:21:28,620 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 09:21:28,621 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 09:21:28,621 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 09:21:28,632 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 09:21:28,633 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 09:21:28,634 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 09:21:28,634 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 09:21:28,635 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 09:21:28,635 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 09:21:28,636 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 09:21:28,636 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 09:21:28,637 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 09:21:28,638 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 09:21:28,700 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 09:21:28,714 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 09:21:28,715 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 09:21:28,715 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 09:21:28,716 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 09:21:28,756 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 09:21:28,757 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 09:21:28,763 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 09:21:28,764 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 09:21:28,765 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 09:21:28,813 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 09:21:28,820 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 09:21:28,820 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 09:21:28,821 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 09:21:28,869 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 09:21:28,877 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 09:21:28,878 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 09:21:28,879 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 09:21:28,880 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 09:21:28,880 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 09:21:28,881 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 09:21:28,881 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 09:21:28,882 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 09:21:28,883 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 09:21:28,883 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 09:21:28,884 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 09:21:28,942 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 09:21:28,943 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 09:21:28,944 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 09:21:28,944 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 09:21:28,945 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 09:21:28,945 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 09:21:30,718 INFO L857 garLoopResultBuilder]: For program point ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION(line 935) no Hoare annotation was computed. [2021-10-28 09:21:30,718 INFO L853 garLoopResultBuilder]: At program point L368(lines 353 371) the Hoare annotation is: (and (<= 1 ~pumpRunning~0) (= ULTIMATE.start_test_~splverifierCounter~0 0) (<= ~waterLevel~0 1) (= 1 ~systemActive~0) (<= 1 |ULTIMATE.start_isPumpRunning_#res|) (<= 1 ~switchedOnBeforeTS~0)) [2021-10-28 09:21:30,718 INFO L853 garLoopResultBuilder]: At program point L368-1(lines 353 371) the Hoare annotation is: false [2021-10-28 09:21:30,718 INFO L853 garLoopResultBuilder]: At program point L368-2(lines 353 371) the Hoare annotation is: false [2021-10-28 09:21:30,719 INFO L853 garLoopResultBuilder]: At program point L368-3(lines 353 371) the Hoare annotation is: false [2021-10-28 09:21:30,719 INFO L853 garLoopResultBuilder]: At program point L368-4(lines 353 371) the Hoare annotation is: false [2021-10-28 09:21:30,719 INFO L853 garLoopResultBuilder]: At program point L368-5(lines 353 371) the Hoare annotation is: false [2021-10-28 09:21:30,719 INFO L857 garLoopResultBuilder]: For program point L172(lines 172 189) no Hoare annotation was computed. [2021-10-28 09:21:30,719 INFO L857 garLoopResultBuilder]: For program point L172-1(lines 172 189) no Hoare annotation was computed. [2021-10-28 09:21:30,719 INFO L857 garLoopResultBuilder]: For program point L172-2(lines 172 189) no Hoare annotation was computed. [2021-10-28 09:21:30,719 INFO L857 garLoopResultBuilder]: For program point L172-3(lines 172 189) no Hoare annotation was computed. [2021-10-28 09:21:30,719 INFO L857 garLoopResultBuilder]: For program point L172-4(lines 172 189) no Hoare annotation was computed. [2021-10-28 09:21:30,720 INFO L857 garLoopResultBuilder]: For program point L172-5(lines 172 189) no Hoare annotation was computed. [2021-10-28 09:21:30,720 INFO L857 garLoopResultBuilder]: For program point L172-6(lines 172 189) no Hoare annotation was computed. [2021-10-28 09:21:30,720 INFO L857 garLoopResultBuilder]: For program point L172-7(lines 172 189) no Hoare annotation was computed. [2021-10-28 09:21:30,720 INFO L857 garLoopResultBuilder]: For program point L172-8(lines 172 189) no Hoare annotation was computed. [2021-10-28 09:21:30,720 INFO L857 garLoopResultBuilder]: For program point L172-9(lines 172 189) no Hoare annotation was computed. [2021-10-28 09:21:30,720 INFO L857 garLoopResultBuilder]: For program point L172-10(lines 172 189) no Hoare annotation was computed. [2021-10-28 09:21:30,720 INFO L857 garLoopResultBuilder]: For program point L172-11(lines 172 189) no Hoare annotation was computed. [2021-10-28 09:21:30,720 INFO L860 garLoopResultBuilder]: At program point L1032(lines 1013 1035) the Hoare annotation is: true [2021-10-28 09:21:30,720 INFO L857 garLoopResultBuilder]: For program point L176(lines 176 184) no Hoare annotation was computed. [2021-10-28 09:21:30,721 INFO L857 garLoopResultBuilder]: For program point L176-1(lines 176 184) no Hoare annotation was computed. [2021-10-28 09:21:30,721 INFO L857 garLoopResultBuilder]: For program point L176-2(lines 176 184) no Hoare annotation was computed. [2021-10-28 09:21:30,721 INFO L853 garLoopResultBuilder]: At program point L110(lines 63 111) the Hoare annotation is: false [2021-10-28 09:21:30,721 INFO L857 garLoopResultBuilder]: For program point L176-3(lines 176 184) no Hoare annotation was computed. [2021-10-28 09:21:30,721 INFO L857 garLoopResultBuilder]: For program point L176-4(lines 176 184) no Hoare annotation was computed. [2021-10-28 09:21:30,721 INFO L857 garLoopResultBuilder]: For program point L176-5(lines 176 184) no Hoare annotation was computed. [2021-10-28 09:21:30,721 INFO L857 garLoopResultBuilder]: For program point L176-6(lines 176 184) no Hoare annotation was computed. [2021-10-28 09:21:30,721 INFO L857 garLoopResultBuilder]: For program point L176-7(lines 176 184) no Hoare annotation was computed. [2021-10-28 09:21:30,721 INFO L857 garLoopResultBuilder]: For program point L176-8(lines 176 184) no Hoare annotation was computed. [2021-10-28 09:21:30,722 INFO L857 garLoopResultBuilder]: For program point L176-9(lines 176 184) no Hoare annotation was computed. [2021-10-28 09:21:30,722 INFO L857 garLoopResultBuilder]: For program point L176-10(lines 176 184) no Hoare annotation was computed. [2021-10-28 09:21:30,722 INFO L857 garLoopResultBuilder]: For program point L176-11(lines 176 184) no Hoare annotation was computed. [2021-10-28 09:21:30,722 INFO L857 garLoopResultBuilder]: For program point L380(lines 380 384) no Hoare annotation was computed. [2021-10-28 09:21:30,722 INFO L857 garLoopResultBuilder]: For program point L380-3(lines 380 384) no Hoare annotation was computed. [2021-10-28 09:21:30,722 INFO L857 garLoopResultBuilder]: For program point L380-6(lines 380 384) no Hoare annotation was computed. [2021-10-28 09:21:30,722 INFO L853 garLoopResultBuilder]: At program point L449(lines 444 452) the Hoare annotation is: (let ((.cse0 (<= 1 ~pumpRunning~0)) (.cse5 (<= |ULTIMATE.start_getWaterLevel_#res| 2)) (.cse6 (<= ~waterLevel~0 2)) (.cse7 (<= 2 |ULTIMATE.start_getWaterLevel_#res|)) (.cse1 (= ULTIMATE.start_test_~splverifierCounter~0 0)) (.cse4 (= ~pumpRunning~0 0)) (.cse2 (<= ~waterLevel~0 1)) (.cse3 (= 1 ~systemActive~0))) (or (and .cse0 .cse1 .cse2 .cse3 (<= 1 |ULTIMATE.start_isPumpRunning_#res|) (<= 1 ~switchedOnBeforeTS~0)) (and .cse1 .cse4 .cse3 .cse5 .cse6 .cse7) (and .cse0 .cse1 (<= 2 ~waterLevel~0) .cse3 .cse5 .cse6 .cse7) (and .cse1 .cse4 .cse2 .cse3))) [2021-10-28 09:21:30,722 INFO L853 garLoopResultBuilder]: At program point L449-1(lines 444 452) the Hoare annotation is: false [2021-10-28 09:21:30,723 INFO L853 garLoopResultBuilder]: At program point L449-2(lines 444 452) the Hoare annotation is: false [2021-10-28 09:21:30,723 INFO L853 garLoopResultBuilder]: At program point L850(lines 845 852) the Hoare annotation is: (and (= ~pumpRunning~0 0) (<= ~waterLevel~0 1) (= 1 ~systemActive~0)) [2021-10-28 09:21:30,723 INFO L857 garLoopResultBuilder]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2021-10-28 09:21:30,723 INFO L853 garLoopResultBuilder]: At program point L918(lines 1 1035) the Hoare annotation is: (and (= ~pumpRunning~0 0) (<= ~waterLevel~0 1) (= 1 ~systemActive~0)) [2021-10-28 09:21:30,723 INFO L857 garLoopResultBuilder]: For program point L457(lines 457 463) no Hoare annotation was computed. [2021-10-28 09:21:30,723 INFO L857 garLoopResultBuilder]: For program point L457-1(lines 457 463) no Hoare annotation was computed. [2021-10-28 09:21:30,723 INFO L857 garLoopResultBuilder]: For program point L457-2(lines 457 463) no Hoare annotation was computed. [2021-10-28 09:21:30,723 INFO L857 garLoopResultBuilder]: For program point L457-3(lines 457 463) no Hoare annotation was computed. [2021-10-28 09:21:30,723 INFO L857 garLoopResultBuilder]: For program point L457-4(lines 457 463) no Hoare annotation was computed. [2021-10-28 09:21:30,724 INFO L857 garLoopResultBuilder]: For program point L457-5(lines 457 463) no Hoare annotation was computed. [2021-10-28 09:21:30,724 INFO L857 garLoopResultBuilder]: For program point L457-6(lines 457 463) no Hoare annotation was computed. [2021-10-28 09:21:30,724 INFO L857 garLoopResultBuilder]: For program point L457-7(lines 457 463) no Hoare annotation was computed. [2021-10-28 09:21:30,724 INFO L857 garLoopResultBuilder]: For program point L457-8(lines 457 463) no Hoare annotation was computed. [2021-10-28 09:21:30,724 INFO L857 garLoopResultBuilder]: For program point L457-9(lines 457 463) no Hoare annotation was computed. [2021-10-28 09:21:30,724 INFO L857 garLoopResultBuilder]: For program point L457-10(lines 457 463) no Hoare annotation was computed. [2021-10-28 09:21:30,724 INFO L857 garLoopResultBuilder]: For program point L457-11(lines 457 463) no Hoare annotation was computed. [2021-10-28 09:21:30,724 INFO L857 garLoopResultBuilder]: For program point L392(lines 392 396) no Hoare annotation was computed. [2021-10-28 09:21:30,724 INFO L857 garLoopResultBuilder]: For program point L260(lines 260 266) no Hoare annotation was computed. [2021-10-28 09:21:30,724 INFO L857 garLoopResultBuilder]: For program point L260-2(lines 260 266) no Hoare annotation was computed. [2021-10-28 09:21:30,725 INFO L857 garLoopResultBuilder]: For program point L260-4(lines 260 266) no Hoare annotation was computed. [2021-10-28 09:21:30,725 INFO L857 garLoopResultBuilder]: For program point L260-6(lines 260 266) no Hoare annotation was computed. [2021-10-28 09:21:30,725 INFO L857 garLoopResultBuilder]: For program point L260-8(lines 260 266) no Hoare annotation was computed. [2021-10-28 09:21:30,725 INFO L857 garLoopResultBuilder]: For program point L260-10(lines 260 266) no Hoare annotation was computed. [2021-10-28 09:21:30,725 INFO L857 garLoopResultBuilder]: For program point L260-12(lines 260 266) no Hoare annotation was computed. [2021-10-28 09:21:30,725 INFO L857 garLoopResultBuilder]: For program point L260-14(lines 260 266) no Hoare annotation was computed. [2021-10-28 09:21:30,725 INFO L857 garLoopResultBuilder]: For program point L260-16(lines 260 266) no Hoare annotation was computed. [2021-10-28 09:21:30,725 INFO L857 garLoopResultBuilder]: For program point L260-18(lines 260 266) no Hoare annotation was computed. [2021-10-28 09:21:30,725 INFO L857 garLoopResultBuilder]: For program point L260-20(lines 260 266) no Hoare annotation was computed. [2021-10-28 09:21:30,725 INFO L857 garLoopResultBuilder]: For program point L260-22(lines 260 266) no Hoare annotation was computed. [2021-10-28 09:21:30,725 INFO L857 garLoopResultBuilder]: For program point L65(lines 64 109) no Hoare annotation was computed. [2021-10-28 09:21:30,725 INFO L857 garLoopResultBuilder]: For program point L-1(line -1) no Hoare annotation was computed. [2021-10-28 09:21:30,726 INFO L857 garLoopResultBuilder]: For program point ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION(line 935) no Hoare annotation was computed. [2021-10-28 09:21:30,726 INFO L853 garLoopResultBuilder]: At program point L462(lines 453 466) the Hoare annotation is: false [2021-10-28 09:21:30,726 INFO L853 garLoopResultBuilder]: At program point L462-1(lines 453 466) the Hoare annotation is: false [2021-10-28 09:21:30,726 INFO L853 garLoopResultBuilder]: At program point L462-2(lines 453 466) the Hoare annotation is: false [2021-10-28 09:21:30,726 INFO L853 garLoopResultBuilder]: At program point L462-3(lines 453 466) the Hoare annotation is: (let ((.cse0 (= ULTIMATE.start_test_~splverifierCounter~0 0)) (.cse1 (= ~pumpRunning~0 0)) (.cse2 (= 1 ~systemActive~0))) (or (and .cse0 .cse1 (<= ~waterLevel~0 1) (= |ULTIMATE.start_isHighWaterSensorDry_#res| 1) .cse2) (and .cse0 .cse1 (<= 2 ~waterLevel~0) .cse2 (<= ~waterLevel~0 2)))) [2021-10-28 09:21:30,726 INFO L853 garLoopResultBuilder]: At program point L462-4(lines 453 466) the Hoare annotation is: false [2021-10-28 09:21:30,726 INFO L853 garLoopResultBuilder]: At program point L462-5(lines 453 466) the Hoare annotation is: false [2021-10-28 09:21:30,726 INFO L853 garLoopResultBuilder]: At program point L462-6(lines 453 466) the Hoare annotation is: false [2021-10-28 09:21:30,726 INFO L853 garLoopResultBuilder]: At program point L462-7(lines 453 466) the Hoare annotation is: false [2021-10-28 09:21:30,727 INFO L857 garLoopResultBuilder]: For program point L198(lines 198 215) no Hoare annotation was computed. [2021-10-28 09:21:30,727 INFO L853 garLoopResultBuilder]: At program point L462-8(lines 453 466) the Hoare annotation is: false [2021-10-28 09:21:30,727 INFO L857 garLoopResultBuilder]: For program point L198-1(lines 198 215) no Hoare annotation was computed. [2021-10-28 09:21:30,727 INFO L853 garLoopResultBuilder]: At program point L462-9(lines 453 466) the Hoare annotation is: false [2021-10-28 09:21:30,727 INFO L857 garLoopResultBuilder]: For program point L198-2(lines 198 215) no Hoare annotation was computed. [2021-10-28 09:21:30,729 INFO L853 garLoopResultBuilder]: At program point L462-10(lines 453 466) the Hoare annotation is: false [2021-10-28 09:21:30,729 INFO L857 garLoopResultBuilder]: For program point L198-3(lines 198 215) no Hoare annotation was computed. [2021-10-28 09:21:30,729 INFO L853 garLoopResultBuilder]: At program point L462-11(lines 453 466) the Hoare annotation is: false [2021-10-28 09:21:30,729 INFO L857 garLoopResultBuilder]: For program point L66(lines 66 70) no Hoare annotation was computed. [2021-10-28 09:21:30,729 INFO L857 garLoopResultBuilder]: For program point L198-4(lines 198 215) no Hoare annotation was computed. [2021-10-28 09:21:30,729 INFO L857 garLoopResultBuilder]: For program point L198-5(lines 198 215) no Hoare annotation was computed. [2021-10-28 09:21:30,730 INFO L853 garLoopResultBuilder]: At program point L926(lines 921 929) the Hoare annotation is: (and (= ~pumpRunning~0 0) (<= ~waterLevel~0 1) (= 1 ~systemActive~0)) [2021-10-28 09:21:30,730 INFO L853 garLoopResultBuilder]: At program point L860(lines 140 146) the Hoare annotation is: (let ((.cse0 (= ULTIMATE.start_test_~splverifierCounter~0 0)) (.cse1 (= 1 ~systemActive~0)) (.cse2 (<= ~waterLevel~0 2))) (or (and .cse0 (= ~pumpRunning~0 0) (= |ULTIMATE.start_isPumpRunning_#res| 0) .cse1 .cse2) (and (<= 1 ~pumpRunning~0) .cse0 .cse1 .cse2 (<= 1 |ULTIMATE.start_isPumpRunning_#res|) (<= 1 ~switchedOnBeforeTS~0)))) [2021-10-28 09:21:30,730 INFO L853 garLoopResultBuilder]: At program point L860-1(lines 140 146) the Hoare annotation is: false [2021-10-28 09:21:30,730 INFO L853 garLoopResultBuilder]: At program point L860-2(lines 140 146) the Hoare annotation is: false [2021-10-28 09:21:30,730 INFO L857 garLoopResultBuilder]: For program point L202(lines 202 210) no Hoare annotation was computed. [2021-10-28 09:21:30,730 INFO L857 garLoopResultBuilder]: For program point L202-1(lines 202 210) no Hoare annotation was computed. [2021-10-28 09:21:30,731 INFO L857 garLoopResultBuilder]: For program point L202-2(lines 202 210) no Hoare annotation was computed. [2021-10-28 09:21:30,731 INFO L857 garLoopResultBuilder]: For program point L202-3(lines 202 210) no Hoare annotation was computed. [2021-10-28 09:21:30,731 INFO L857 garLoopResultBuilder]: For program point L202-4(lines 202 210) no Hoare annotation was computed. [2021-10-28 09:21:30,731 INFO L857 garLoopResultBuilder]: For program point L202-5(lines 202 210) no Hoare annotation was computed. [2021-10-28 09:21:30,731 INFO L857 garLoopResultBuilder]: For program point L404(lines 404 408) no Hoare annotation was computed. [2021-10-28 09:21:30,731 INFO L853 garLoopResultBuilder]: At program point L140(lines 136 158) the Hoare annotation is: (let ((.cse0 (= ULTIMATE.start_test_~splverifierCounter~0 0)) (.cse1 (= 1 ~systemActive~0))) (or (and (<= 1 ~pumpRunning~0) .cse0 (<= ~waterLevel~0 1) .cse1 (<= 1 |ULTIMATE.start_isPumpRunning_#res|) (<= 1 ~switchedOnBeforeTS~0)) (and .cse0 (= ~pumpRunning~0 0) .cse1 (<= ~waterLevel~0 2)))) [2021-10-28 09:21:30,732 INFO L853 garLoopResultBuilder]: At program point L140-1(lines 136 158) the Hoare annotation is: false [2021-10-28 09:21:30,732 INFO L857 garLoopResultBuilder]: For program point L74(lines 74 80) no Hoare annotation was computed. [2021-10-28 09:21:30,732 INFO L853 garLoopResultBuilder]: At program point L140-2(lines 136 158) the Hoare annotation is: false [2021-10-28 09:21:30,732 INFO L853 garLoopResultBuilder]: At program point L74-1(lines 74 80) the Hoare annotation is: (let ((.cse0 (<= 1 ~pumpRunning~0)) (.cse1 (= ULTIMATE.start_test_~splverifierCounter~0 0)) (.cse2 (= 1 ~systemActive~0)) (.cse3 (<= ~waterLevel~0 2))) (or (and .cse0 .cse1 (<= 2 ~waterLevel~0) .cse2 (<= |ULTIMATE.start_getWaterLevel_#res| 2) (< 1 ULTIMATE.start___utac_acc__Specification5_spec__3_~tmp~10) .cse3 (<= ULTIMATE.start___utac_acc__Specification5_spec__3_~tmp~10 2) (<= 2 |ULTIMATE.start_getWaterLevel_#res|)) (and .cse1 (= ~pumpRunning~0 0) .cse2 .cse3) (and .cse0 .cse1 .cse2 .cse3 (<= 1 |ULTIMATE.start_isPumpRunning_#res|) (<= 1 ~switchedOnBeforeTS~0)))) [2021-10-28 09:21:30,732 INFO L853 garLoopResultBuilder]: At program point L999(lines 995 1001) the Hoare annotation is: (and (= ~pumpRunning~0 0) (<= ~waterLevel~0 1) (= 1 ~systemActive~0)) [2021-10-28 09:21:30,733 INFO L853 garLoopResultBuilder]: At program point L472(lines 467 475) the Hoare annotation is: (and (<= 1 ~pumpRunning~0) (= ULTIMATE.start_test_~splverifierCounter~0 0) (<= ~waterLevel~0 1) (= 1 ~systemActive~0) (<= 1 |ULTIMATE.start_isPumpRunning_#res|) (<= 1 ~switchedOnBeforeTS~0)) [2021-10-28 09:21:30,733 INFO L853 garLoopResultBuilder]: At program point L472-1(lines 467 475) the Hoare annotation is: false [2021-10-28 09:21:30,733 INFO L857 garLoopResultBuilder]: For program point ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION(line 935) no Hoare annotation was computed. [2021-10-28 09:21:30,733 INFO L853 garLoopResultBuilder]: At program point L472-2(lines 467 475) the Hoare annotation is: false [2021-10-28 09:21:30,733 INFO L853 garLoopResultBuilder]: At program point L472-3(lines 467 475) the Hoare annotation is: false [2021-10-28 09:21:30,733 INFO L853 garLoopResultBuilder]: At program point L472-4(lines 467 475) the Hoare annotation is: false [2021-10-28 09:21:30,734 INFO L853 garLoopResultBuilder]: At program point L472-5(lines 467 475) the Hoare annotation is: false [2021-10-28 09:21:30,734 INFO L857 garLoopResultBuilder]: For program point L935(line 935) no Hoare annotation was computed. [2021-10-28 09:21:30,734 INFO L857 garLoopResultBuilder]: For program point L935-1(line 935) no Hoare annotation was computed. [2021-10-28 09:21:30,734 INFO L857 garLoopResultBuilder]: For program point L935-2(line 935) no Hoare annotation was computed. [2021-10-28 09:21:30,734 INFO L857 garLoopResultBuilder]: For program point L871(lines 871 888) no Hoare annotation was computed. [2021-10-28 09:21:30,734 INFO L853 garLoopResultBuilder]: At program point L871-1(lines 1 1035) the Hoare annotation is: (let ((.cse0 (<= 1 ~pumpRunning~0)) (.cse4 (<= |ULTIMATE.start_getWaterLevel_#res| 2)) (.cse5 (< 1 ULTIMATE.start___utac_acc__Specification5_spec__3_~tmp~10)) (.cse6 (<= ~waterLevel~0 2)) (.cse7 (<= ULTIMATE.start___utac_acc__Specification5_spec__3_~tmp~10 2)) (.cse8 (<= 2 |ULTIMATE.start_getWaterLevel_#res|)) (.cse1 (= ULTIMATE.start_test_~splverifierCounter~0 0)) (.cse9 (= ~pumpRunning~0 0)) (.cse2 (<= ~waterLevel~0 1)) (.cse3 (= 1 ~systemActive~0))) (or (and .cse0 .cse1 .cse2 .cse3 (<= 1 |ULTIMATE.start_isPumpRunning_#res|) (<= 1 ~switchedOnBeforeTS~0)) (and .cse0 .cse1 (<= 2 ~waterLevel~0) .cse3 .cse4 .cse5 .cse6 .cse7 .cse8) (and .cse1 .cse9 .cse3 .cse4 .cse5 .cse6 .cse7 .cse8) (and .cse1 .cse9 .cse2 .cse3))) [2021-10-28 09:21:30,735 INFO L857 garLoopResultBuilder]: For program point L871-2(lines 871 888) no Hoare annotation was computed. [2021-10-28 09:21:30,735 INFO L853 garLoopResultBuilder]: At program point L871-3(lines 1 1035) the Hoare annotation is: false [2021-10-28 09:21:30,735 INFO L857 garLoopResultBuilder]: For program point L871-4(lines 871 888) no Hoare annotation was computed. [2021-10-28 09:21:30,735 INFO L853 garLoopResultBuilder]: At program point L871-5(lines 1 1035) the Hoare annotation is: false [2021-10-28 09:21:30,735 INFO L857 garLoopResultBuilder]: For program point L343(lines 343 347) no Hoare annotation was computed. [2021-10-28 09:21:30,735 INFO L857 garLoopResultBuilder]: For program point L343-2(lines 343 347) no Hoare annotation was computed. [2021-10-28 09:21:30,736 INFO L857 garLoopResultBuilder]: For program point L343-3(lines 343 347) no Hoare annotation was computed. [2021-10-28 09:21:30,736 INFO L857 garLoopResultBuilder]: For program point L343-5(lines 343 347) no Hoare annotation was computed. [2021-10-28 09:21:30,736 INFO L857 garLoopResultBuilder]: For program point L343-6(lines 343 347) no Hoare annotation was computed. [2021-10-28 09:21:30,736 INFO L857 garLoopResultBuilder]: For program point L343-8(lines 343 347) no Hoare annotation was computed. [2021-10-28 09:21:30,736 INFO L857 garLoopResultBuilder]: For program point L343-9(lines 343 347) no Hoare annotation was computed. [2021-10-28 09:21:30,736 INFO L857 garLoopResultBuilder]: For program point L343-11(lines 343 347) no Hoare annotation was computed. [2021-10-28 09:21:30,736 INFO L857 garLoopResultBuilder]: For program point L343-12(lines 343 347) no Hoare annotation was computed. [2021-10-28 09:21:30,737 INFO L857 garLoopResultBuilder]: For program point L343-14(lines 343 347) no Hoare annotation was computed. [2021-10-28 09:21:30,737 INFO L857 garLoopResultBuilder]: For program point L343-15(lines 343 347) no Hoare annotation was computed. [2021-10-28 09:21:30,737 INFO L857 garLoopResultBuilder]: For program point L343-17(lines 343 347) no Hoare annotation was computed. [2021-10-28 09:21:30,737 INFO L857 garLoopResultBuilder]: For program point L343-18(lines 343 347) no Hoare annotation was computed. [2021-10-28 09:21:30,737 INFO L857 garLoopResultBuilder]: For program point L343-20(lines 343 347) no Hoare annotation was computed. [2021-10-28 09:21:30,737 INFO L857 garLoopResultBuilder]: For program point L343-21(lines 343 347) no Hoare annotation was computed. [2021-10-28 09:21:30,737 INFO L857 garLoopResultBuilder]: For program point L343-23(lines 343 347) no Hoare annotation was computed. [2021-10-28 09:21:30,738 INFO L857 garLoopResultBuilder]: For program point L343-24(lines 343 347) no Hoare annotation was computed. [2021-10-28 09:21:30,738 INFO L857 garLoopResultBuilder]: For program point L343-26(lines 343 347) no Hoare annotation was computed. [2021-10-28 09:21:30,738 INFO L857 garLoopResultBuilder]: For program point L343-27(lines 343 347) no Hoare annotation was computed. [2021-10-28 09:21:30,738 INFO L857 garLoopResultBuilder]: For program point L343-29(lines 343 347) no Hoare annotation was computed. [2021-10-28 09:21:30,738 INFO L857 garLoopResultBuilder]: For program point L343-30(lines 343 347) no Hoare annotation was computed. [2021-10-28 09:21:30,738 INFO L857 garLoopResultBuilder]: For program point L343-32(lines 343 347) no Hoare annotation was computed. [2021-10-28 09:21:30,739 INFO L857 garLoopResultBuilder]: For program point L343-33(lines 343 347) no Hoare annotation was computed. [2021-10-28 09:21:30,739 INFO L857 garLoopResultBuilder]: For program point L343-35(lines 343 347) no Hoare annotation was computed. [2021-10-28 09:21:30,739 INFO L853 garLoopResultBuilder]: At program point L147(lines 147 153) the Hoare annotation is: (let ((.cse0 (<= 1 ~pumpRunning~0)) (.cse1 (= ULTIMATE.start_test_~splverifierCounter~0 0)) (.cse2 (= 1 ~systemActive~0)) (.cse3 (<= ~waterLevel~0 2))) (or (and .cse0 .cse1 (<= ~waterLevel~0 1) .cse2 (<= 1 |ULTIMATE.start_isPumpRunning_#res|) (<= 1 ~switchedOnBeforeTS~0)) (and .cse0 .cse1 (<= 2 ~waterLevel~0) .cse2 .cse3) (and .cse1 (= ~pumpRunning~0 0) .cse2 .cse3))) [2021-10-28 09:21:30,739 INFO L853 garLoopResultBuilder]: At program point L147-1(lines 147 153) the Hoare annotation is: false [2021-10-28 09:21:30,739 INFO L853 garLoopResultBuilder]: At program point L147-2(lines 147 153) the Hoare annotation is: false [2021-10-28 09:21:30,740 INFO L857 garLoopResultBuilder]: For program point L875(lines 875 885) no Hoare annotation was computed. [2021-10-28 09:21:30,740 INFO L857 garLoopResultBuilder]: For program point L875-2(lines 875 885) no Hoare annotation was computed. [2021-10-28 09:21:30,740 INFO L857 garLoopResultBuilder]: For program point L875-4(lines 875 885) no Hoare annotation was computed. [2021-10-28 09:21:30,740 INFO L857 garLoopResultBuilder]: For program point L876(lines 876 882) no Hoare annotation was computed. [2021-10-28 09:21:30,740 INFO L857 garLoopResultBuilder]: For program point L876-2(lines 876 882) no Hoare annotation was computed. [2021-10-28 09:21:30,740 INFO L857 garLoopResultBuilder]: For program point L876-4(lines 876 882) no Hoare annotation was computed. [2021-10-28 09:21:30,741 INFO L857 garLoopResultBuilder]: For program point L84(lines 84 90) no Hoare annotation was computed. [2021-10-28 09:21:30,741 INFO L853 garLoopResultBuilder]: At program point L84-1(lines 84 90) the Hoare annotation is: (let ((.cse0 (<= 1 ~pumpRunning~0)) (.cse1 (= ULTIMATE.start_test_~splverifierCounter~0 0)) (.cse2 (= 1 ~systemActive~0)) (.cse3 (<= ~waterLevel~0 2))) (or (and .cse0 .cse1 (<= 2 ~waterLevel~0) .cse2 (<= |ULTIMATE.start_getWaterLevel_#res| 2) (< 1 ULTIMATE.start___utac_acc__Specification5_spec__3_~tmp~10) .cse3 (<= ULTIMATE.start___utac_acc__Specification5_spec__3_~tmp~10 2) (<= 2 |ULTIMATE.start_getWaterLevel_#res|)) (and .cse1 (= ~pumpRunning~0 0) .cse2 .cse3) (and .cse0 .cse1 .cse2 .cse3 (<= 1 |ULTIMATE.start_isPumpRunning_#res|) (<= 1 ~switchedOnBeforeTS~0)))) [2021-10-28 09:21:30,741 INFO L853 garLoopResultBuilder]: At program point L349(lines 334 352) the Hoare annotation is: false [2021-10-28 09:21:30,741 INFO L853 garLoopResultBuilder]: At program point L349-1(lines 334 352) the Hoare annotation is: false [2021-10-28 09:21:30,741 INFO L853 garLoopResultBuilder]: At program point L349-2(lines 334 352) the Hoare annotation is: false [2021-10-28 09:21:30,741 INFO L853 garLoopResultBuilder]: At program point L349-3(lines 334 352) the Hoare annotation is: (let ((.cse0 (= ULTIMATE.start_test_~splverifierCounter~0 0)) (.cse1 (= ~pumpRunning~0 0)) (.cse2 (= 1 ~systemActive~0))) (or (and .cse0 (= ULTIMATE.start_isHighWaterLevel_~tmp___0~1 0) .cse1 (<= ~waterLevel~0 1) (= |ULTIMATE.start_isHighWaterLevel_#res| 0) .cse2) (and .cse0 .cse1 (<= 2 ~waterLevel~0) .cse2 (<= ~waterLevel~0 2)))) [2021-10-28 09:21:30,742 INFO L853 garLoopResultBuilder]: At program point L349-4(lines 334 352) the Hoare annotation is: false [2021-10-28 09:21:30,742 INFO L853 garLoopResultBuilder]: At program point L349-5(lines 334 352) the Hoare annotation is: false [2021-10-28 09:21:30,742 INFO L853 garLoopResultBuilder]: At program point L349-6(lines 334 352) the Hoare annotation is: false [2021-10-28 09:21:30,742 INFO L853 garLoopResultBuilder]: At program point L349-7(lines 334 352) the Hoare annotation is: false [2021-10-28 09:21:30,742 INFO L853 garLoopResultBuilder]: At program point L349-8(lines 334 352) the Hoare annotation is: false [2021-10-28 09:21:30,742 INFO L853 garLoopResultBuilder]: At program point L349-9(lines 334 352) the Hoare annotation is: false [2021-10-28 09:21:30,743 INFO L853 garLoopResultBuilder]: At program point L349-10(lines 334 352) the Hoare annotation is: false [2021-10-28 09:21:30,743 INFO L853 garLoopResultBuilder]: At program point L349-11(lines 334 352) the Hoare annotation is: false [2021-10-28 09:21:30,743 INFO L857 garLoopResultBuilder]: For program point ULTIMATE.startENTRY(line -1) no Hoare annotation was computed. [2021-10-28 09:21:30,743 INFO L853 garLoopResultBuilder]: At program point L417(lines 412 420) the Hoare annotation is: (and (<= 1 ~pumpRunning~0) (= ULTIMATE.start_test_~splverifierCounter~0 0) (<= ~waterLevel~0 1) (= 1 ~systemActive~0) (<= 1 |ULTIMATE.start_isPumpRunning_#res|) (<= 1 ~switchedOnBeforeTS~0)) [2021-10-28 09:21:30,743 INFO L853 garLoopResultBuilder]: At program point L417-1(lines 412 420) the Hoare annotation is: false [2021-10-28 09:21:30,743 INFO L853 garLoopResultBuilder]: At program point L417-2(lines 412 420) the Hoare annotation is: false [2021-10-28 09:21:30,744 INFO L853 garLoopResultBuilder]: At program point L417-3(lines 412 420) the Hoare annotation is: false [2021-10-28 09:21:30,744 INFO L853 garLoopResultBuilder]: At program point L285(lines 278 288) the Hoare annotation is: (and (<= 1 ~pumpRunning~0) (= ULTIMATE.start_test_~splverifierCounter~0 0) (<= ~waterLevel~0 1) (= 1 ~systemActive~0) (<= 1 |ULTIMATE.start_isPumpRunning_#res|) (<= 1 ~switchedOnBeforeTS~0)) [2021-10-28 09:21:30,744 INFO L853 garLoopResultBuilder]: At program point L417-4(lines 412 420) the Hoare annotation is: (and (= ULTIMATE.start_test_~splverifierCounter~0 0) (= ~pumpRunning~0 0) (<= 2 ~waterLevel~0) (= 1 ~systemActive~0) (<= ~waterLevel~0 2)) [2021-10-28 09:21:30,744 INFO L853 garLoopResultBuilder]: At program point L285-1(lines 278 288) the Hoare annotation is: false [2021-10-28 09:21:30,744 INFO L853 garLoopResultBuilder]: At program point L417-5(lines 412 420) the Hoare annotation is: false [2021-10-28 09:21:30,744 INFO L853 garLoopResultBuilder]: At program point L285-2(lines 278 288) the Hoare annotation is: false [2021-10-28 09:21:30,745 INFO L853 garLoopResultBuilder]: At program point L417-6(lines 412 420) the Hoare annotation is: false [2021-10-28 09:21:30,745 INFO L853 garLoopResultBuilder]: At program point L285-3(lines 278 288) the Hoare annotation is: false [2021-10-28 09:21:30,745 INFO L853 garLoopResultBuilder]: At program point L417-7(lines 412 420) the Hoare annotation is: false [2021-10-28 09:21:30,745 INFO L853 garLoopResultBuilder]: At program point L285-4(lines 278 288) the Hoare annotation is: (and (= ULTIMATE.start_test_~splverifierCounter~0 0) (= ~pumpRunning~0 0) (<= 2 ~waterLevel~0) (= 1 ~systemActive~0) (<= ~waterLevel~0 2)) [2021-10-28 09:21:30,745 INFO L853 garLoopResultBuilder]: At program point L417-8(lines 412 420) the Hoare annotation is: false [2021-10-28 09:21:30,745 INFO L853 garLoopResultBuilder]: At program point L285-5(lines 278 288) the Hoare annotation is: false [2021-10-28 09:21:30,746 INFO L853 garLoopResultBuilder]: At program point L417-9(lines 412 420) the Hoare annotation is: false [2021-10-28 09:21:30,746 INFO L853 garLoopResultBuilder]: At program point L285-6(lines 278 288) the Hoare annotation is: false [2021-10-28 09:21:30,746 INFO L853 garLoopResultBuilder]: At program point L417-10(lines 412 420) the Hoare annotation is: false [2021-10-28 09:21:30,746 INFO L853 garLoopResultBuilder]: At program point L285-7(lines 278 288) the Hoare annotation is: false [2021-10-28 09:21:30,746 INFO L853 garLoopResultBuilder]: At program point L417-11(lines 412 420) the Hoare annotation is: false [2021-10-28 09:21:30,746 INFO L853 garLoopResultBuilder]: At program point L285-8(lines 278 288) the Hoare annotation is: false [2021-10-28 09:21:30,747 INFO L853 garLoopResultBuilder]: At program point L417-12(lines 412 420) the Hoare annotation is: false [2021-10-28 09:21:30,747 INFO L853 garLoopResultBuilder]: At program point L285-9(lines 278 288) the Hoare annotation is: false [2021-10-28 09:21:30,747 INFO L853 garLoopResultBuilder]: At program point L417-13(lines 412 420) the Hoare annotation is: false [2021-10-28 09:21:30,747 INFO L853 garLoopResultBuilder]: At program point L285-10(lines 278 288) the Hoare annotation is: false [2021-10-28 09:21:30,747 INFO L853 garLoopResultBuilder]: At program point L417-14(lines 412 420) the Hoare annotation is: false [2021-10-28 09:21:30,747 INFO L853 garLoopResultBuilder]: At program point L285-11(lines 278 288) the Hoare annotation is: false [2021-10-28 09:21:30,748 INFO L853 garLoopResultBuilder]: At program point L285-12(lines 278 288) the Hoare annotation is: false [2021-10-28 09:21:30,748 INFO L853 garLoopResultBuilder]: At program point L285-13(lines 278 288) the Hoare annotation is: false [2021-10-28 09:21:30,748 INFO L853 garLoopResultBuilder]: At program point L285-14(lines 278 288) the Hoare annotation is: false [2021-10-28 09:21:30,748 INFO L857 garLoopResultBuilder]: For program point L224(lines 224 241) no Hoare annotation was computed. [2021-10-28 09:21:30,748 INFO L857 garLoopResultBuilder]: For program point L224-1(lines 224 241) no Hoare annotation was computed. [2021-10-28 09:21:30,748 INFO L857 garLoopResultBuilder]: For program point L224-2(lines 224 241) no Hoare annotation was computed. [2021-10-28 09:21:30,748 INFO L853 garLoopResultBuilder]: At program point L951-2(lines 951 965) the Hoare annotation is: false [2021-10-28 09:21:30,749 INFO L857 garLoopResultBuilder]: For program point L952(line 952) no Hoare annotation was computed. [2021-10-28 09:21:30,749 INFO L857 garLoopResultBuilder]: For program point L94(lines 94 105) no Hoare annotation was computed. [2021-10-28 09:21:30,749 INFO L857 garLoopResultBuilder]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2021-10-28 09:21:30,749 INFO L853 garLoopResultBuilder]: At program point L294(lines 289 297) the Hoare annotation is: (let ((.cse3 (<= 1 ~pumpRunning~0)) (.cse0 (= ULTIMATE.start_test_~splverifierCounter~0 0)) (.cse1 (= 1 ~systemActive~0)) (.cse2 (<= ~waterLevel~0 2)) (.cse4 (<= 1 |ULTIMATE.start_isPumpRunning_#res|))) (or (and .cse0 (= ~pumpRunning~0 0) (= |ULTIMATE.start_isPumpRunning_#res| 0) .cse1 .cse2) (and .cse3 .cse0 (<= 2 ~waterLevel~0) .cse1 (<= |ULTIMATE.start_getWaterLevel_#res| 2) (< 1 ULTIMATE.start___utac_acc__Specification5_spec__3_~tmp~10) .cse2 (<= ULTIMATE.start___utac_acc__Specification5_spec__3_~tmp~10 2) .cse4 (<= 2 |ULTIMATE.start_getWaterLevel_#res|)) (and .cse3 .cse0 .cse1 .cse2 .cse4 (<= 1 ~switchedOnBeforeTS~0)))) [2021-10-28 09:21:30,749 INFO L853 garLoopResultBuilder]: At program point L294-1(lines 289 297) the Hoare annotation is: (let ((.cse0 (= ULTIMATE.start_test_~splverifierCounter~0 0)) (.cse1 (<= ~waterLevel~0 1)) (.cse2 (= 1 ~systemActive~0))) (or (and (<= 1 ~pumpRunning~0) .cse0 .cse1 .cse2 (<= 1 |ULTIMATE.start_isPumpRunning_#res|) (<= 1 ~switchedOnBeforeTS~0)) (and .cse0 (= ~pumpRunning~0 0) .cse1 (= |ULTIMATE.start_isPumpRunning_#res| 0) .cse2))) [2021-10-28 09:21:30,749 INFO L857 garLoopResultBuilder]: For program point L228(lines 228 236) no Hoare annotation was computed. [2021-10-28 09:21:30,750 INFO L853 garLoopResultBuilder]: At program point L294-2(lines 289 297) the Hoare annotation is: false [2021-10-28 09:21:30,750 INFO L857 garLoopResultBuilder]: For program point L228-1(lines 228 236) no Hoare annotation was computed. [2021-10-28 09:21:30,750 INFO L853 garLoopResultBuilder]: At program point L294-3(lines 289 297) the Hoare annotation is: false [2021-10-28 09:21:30,750 INFO L853 garLoopResultBuilder]: At program point L294-4(lines 289 297) the Hoare annotation is: false [2021-10-28 09:21:30,750 INFO L857 garLoopResultBuilder]: For program point L228-2(lines 228 236) no Hoare annotation was computed. [2021-10-28 09:21:30,750 INFO L853 garLoopResultBuilder]: At program point L294-5(lines 289 297) the Hoare annotation is: false [2021-10-28 09:21:30,751 INFO L857 garLoopResultBuilder]: For program point L955(lines 955 959) no Hoare annotation was computed. [2021-10-28 09:21:30,751 INFO L857 garLoopResultBuilder]: For program point L955-1(lines 955 959) no Hoare annotation was computed. [2021-10-28 09:21:30,751 INFO L857 garLoopResultBuilder]: For program point L362(lines 362 366) no Hoare annotation was computed. [2021-10-28 09:21:30,751 INFO L857 garLoopResultBuilder]: For program point L362-2(lines 362 366) no Hoare annotation was computed. [2021-10-28 09:21:30,751 INFO L857 garLoopResultBuilder]: For program point L362-3(lines 362 366) no Hoare annotation was computed. [2021-10-28 09:21:30,751 INFO L857 garLoopResultBuilder]: For program point L362-5(lines 362 366) no Hoare annotation was computed. [2021-10-28 09:21:30,751 INFO L857 garLoopResultBuilder]: For program point L362-6(lines 362 366) no Hoare annotation was computed. [2021-10-28 09:21:30,752 INFO L857 garLoopResultBuilder]: For program point L362-8(lines 362 366) no Hoare annotation was computed. [2021-10-28 09:21:30,752 INFO L857 garLoopResultBuilder]: For program point L362-9(lines 362 366) no Hoare annotation was computed. [2021-10-28 09:21:30,752 INFO L857 garLoopResultBuilder]: For program point L1023(lines 1023 1030) no Hoare annotation was computed. [2021-10-28 09:21:30,752 INFO L857 garLoopResultBuilder]: For program point L362-11(lines 362 366) no Hoare annotation was computed. [2021-10-28 09:21:30,752 INFO L857 garLoopResultBuilder]: For program point L362-12(lines 362 366) no Hoare annotation was computed. [2021-10-28 09:21:30,752 INFO L860 garLoopResultBuilder]: At program point L1023-1(lines 1023 1030) the Hoare annotation is: true [2021-10-28 09:21:30,752 INFO L857 garLoopResultBuilder]: For program point L362-14(lines 362 366) no Hoare annotation was computed. [2021-10-28 09:21:30,753 INFO L857 garLoopResultBuilder]: For program point L362-15(lines 362 366) no Hoare annotation was computed. [2021-10-28 09:21:30,753 INFO L857 garLoopResultBuilder]: For program point L362-17(lines 362 366) no Hoare annotation was computed. [2021-10-28 09:21:30,753 INFO L857 garLoopResultBuilder]: For program point L100(lines 100 104) no Hoare annotation was computed. [2021-10-28 09:21:30,753 INFO L857 garLoopResultBuilder]: For program point L100-2(lines 94 105) no Hoare annotation was computed. [2021-10-28 09:21:30,756 INFO L731 BasicCegarLoop]: Path program histogram: [1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-10-28 09:21:30,758 INFO L179 ceAbstractionStarter]: Computing trace abstraction results [2021-10-28 09:21:30,784 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 28.10 09:21:30 BoogieIcfgContainer [2021-10-28 09:21:30,784 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2021-10-28 09:21:30,785 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2021-10-28 09:21:30,785 INFO L271 PluginConnector]: Initializing Witness Printer... [2021-10-28 09:21:30,785 INFO L275 PluginConnector]: Witness Printer initialized [2021-10-28 09:21:30,786 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 28.10 09:21:24" (3/4) ... [2021-10-28 09:21:30,789 INFO L137 WitnessPrinter]: Generating witness for correct program [2021-10-28 09:21:30,815 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 41 nodes and edges [2021-10-28 09:21:30,818 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 21 nodes and edges [2021-10-28 09:21:30,820 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 10 nodes and edges [2021-10-28 09:21:30,823 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 5 nodes and edges [2021-10-28 09:21:30,825 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 2 nodes and edges [2021-10-28 09:21:30,827 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2021-10-28 09:21:30,829 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2021-10-28 09:21:30,854 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((((((1 <= pumpRunning && splverifierCounter == 0) && waterLevel <= 1) && 1 == systemActive) && 1 <= \result) && 1 <= switchedOnBeforeTS) || ((((((((1 <= pumpRunning && splverifierCounter == 0) && 2 <= waterLevel) && 1 == systemActive) && \result <= 2) && 1 < tmp) && waterLevel <= 2) && tmp <= 2) && 2 <= \result)) || (((((((splverifierCounter == 0 && pumpRunning == 0) && 1 == systemActive) && \result <= 2) && 1 < tmp) && waterLevel <= 2) && tmp <= 2) && 2 <= \result)) || (((splverifierCounter == 0 && pumpRunning == 0) && waterLevel <= 1) && 1 == systemActive) [2021-10-28 09:21:30,855 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((((((((1 <= pumpRunning && splverifierCounter == 0) && 2 <= waterLevel) && 1 == systemActive) && \result <= 2) && 1 < tmp) && waterLevel <= 2) && tmp <= 2) && 2 <= \result) || (((splverifierCounter == 0 && pumpRunning == 0) && 1 == systemActive) && waterLevel <= 2)) || (((((1 <= pumpRunning && splverifierCounter == 0) && 1 == systemActive) && waterLevel <= 2) && 1 <= \result) && 1 <= switchedOnBeforeTS) [2021-10-28 09:21:30,855 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((((((((1 <= pumpRunning && splverifierCounter == 0) && 2 <= waterLevel) && 1 == systemActive) && \result <= 2) && 1 < tmp) && waterLevel <= 2) && tmp <= 2) && 2 <= \result) || (((splverifierCounter == 0 && pumpRunning == 0) && 1 == systemActive) && waterLevel <= 2)) || (((((1 <= pumpRunning && splverifierCounter == 0) && 1 == systemActive) && waterLevel <= 2) && 1 <= \result) && 1 <= switchedOnBeforeTS) [2021-10-28 09:21:30,856 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((((splverifierCounter == 0 && pumpRunning == 0) && \result == 0) && 1 == systemActive) && waterLevel <= 2) || (((((((((1 <= pumpRunning && splverifierCounter == 0) && 2 <= waterLevel) && 1 == systemActive) && \result <= 2) && 1 < tmp) && waterLevel <= 2) && tmp <= 2) && 1 <= \result) && 2 <= \result)) || (((((1 <= pumpRunning && splverifierCounter == 0) && 1 == systemActive) && waterLevel <= 2) && 1 <= \result) && 1 <= switchedOnBeforeTS) [2021-10-28 09:21:30,856 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((splverifierCounter == 0 && pumpRunning == 0) && \result == 0) && 1 == systemActive) && waterLevel <= 2) || (((((1 <= pumpRunning && splverifierCounter == 0) && 1 == systemActive) && waterLevel <= 2) && 1 <= \result) && 1 <= switchedOnBeforeTS) [2021-10-28 09:21:30,857 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((((1 <= pumpRunning && splverifierCounter == 0) && waterLevel <= 1) && 1 == systemActive) && 1 <= \result) && 1 <= switchedOnBeforeTS) || (((splverifierCounter == 0 && pumpRunning == 0) && 1 == systemActive) && waterLevel <= 2) [2021-10-28 09:21:30,857 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((((1 <= pumpRunning && splverifierCounter == 0) && waterLevel <= 1) && 1 == systemActive) && 1 <= \result) && 1 <= switchedOnBeforeTS) || ((((1 <= pumpRunning && splverifierCounter == 0) && 2 <= waterLevel) && 1 == systemActive) && waterLevel <= 2)) || (((splverifierCounter == 0 && pumpRunning == 0) && 1 == systemActive) && waterLevel <= 2) [2021-10-28 09:21:30,858 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((((((1 <= pumpRunning && splverifierCounter == 0) && waterLevel <= 1) && 1 == systemActive) && 1 <= \result) && 1 <= switchedOnBeforeTS) || (((((splverifierCounter == 0 && pumpRunning == 0) && 1 == systemActive) && \result <= 2) && waterLevel <= 2) && 2 <= \result)) || ((((((1 <= pumpRunning && splverifierCounter == 0) && 2 <= waterLevel) && 1 == systemActive) && \result <= 2) && waterLevel <= 2) && 2 <= \result)) || (((splverifierCounter == 0 && pumpRunning == 0) && waterLevel <= 1) && 1 == systemActive) [2021-10-28 09:21:30,859 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((1 <= pumpRunning && splverifierCounter == 0) && waterLevel <= 1) && 1 == systemActive) && 1 <= \result) && 1 <= switchedOnBeforeTS [2021-10-28 09:21:30,860 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((1 <= pumpRunning && splverifierCounter == 0) && waterLevel <= 1) && 1 == systemActive) && 1 <= \result) && 1 <= switchedOnBeforeTS [2021-10-28 09:21:30,860 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((((1 <= pumpRunning && splverifierCounter == 0) && waterLevel <= 1) && 1 == systemActive) && 1 <= \result) && 1 <= switchedOnBeforeTS) || ((((splverifierCounter == 0 && pumpRunning == 0) && waterLevel <= 1) && \result == 0) && 1 == systemActive) [2021-10-28 09:21:30,861 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((splverifierCounter == 0 && pumpRunning == 0) && waterLevel <= 1) && \result == 1) && 1 == systemActive) || ((((splverifierCounter == 0 && pumpRunning == 0) && 2 <= waterLevel) && 1 == systemActive) && waterLevel <= 2) [2021-10-28 09:21:30,862 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((((splverifierCounter == 0 && tmp___0 == 0) && pumpRunning == 0) && waterLevel <= 1) && \result == 0) && 1 == systemActive) || ((((splverifierCounter == 0 && pumpRunning == 0) && 2 <= waterLevel) && 1 == systemActive) && waterLevel <= 2) [2021-10-28 09:21:30,863 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((1 <= pumpRunning && splverifierCounter == 0) && waterLevel <= 1) && 1 == systemActive) && 1 <= \result) && 1 <= switchedOnBeforeTS [2021-10-28 09:21:30,864 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((1 <= pumpRunning && splverifierCounter == 0) && waterLevel <= 1) && 1 == systemActive) && 1 <= \result) && 1 <= switchedOnBeforeTS [2021-10-28 09:21:30,974 INFO L141 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e6c91000-5028-4606-add5-be6b91189ea4/bin/uautomizer-UnR33cPsHg/witness.graphml [2021-10-28 09:21:30,974 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2021-10-28 09:21:30,976 INFO L168 Benchmark]: Toolchain (without parser) took 8185.33 ms. Allocated memory was 94.4 MB in the beginning and 178.3 MB in the end (delta: 83.9 MB). Free memory was 62.0 MB in the beginning and 141.0 MB in the end (delta: -79.0 MB). Peak memory consumption was 87.3 MB. Max. memory is 16.1 GB. [2021-10-28 09:21:30,976 INFO L168 Benchmark]: CDTParser took 0.22 ms. Allocated memory is still 94.4 MB. Free memory is still 50.2 MB. There was no memory consumed. Max. memory is 16.1 GB. [2021-10-28 09:21:30,976 INFO L168 Benchmark]: CACSL2BoogieTranslator took 534.28 ms. Allocated memory was 94.4 MB in the beginning and 113.2 MB in the end (delta: 18.9 MB). Free memory was 61.8 MB in the beginning and 81.1 MB in the end (delta: -19.3 MB). Peak memory consumption was 10.5 MB. Max. memory is 16.1 GB. [2021-10-28 09:21:30,977 INFO L168 Benchmark]: Boogie Procedure Inliner took 118.36 ms. Allocated memory is still 113.2 MB. Free memory was 81.1 MB in the beginning and 74.7 MB in the end (delta: 6.3 MB). Peak memory consumption was 6.3 MB. Max. memory is 16.1 GB. [2021-10-28 09:21:30,977 INFO L168 Benchmark]: Boogie Preprocessor took 68.21 ms. Allocated memory is still 113.2 MB. Free memory was 74.7 MB in the beginning and 70.6 MB in the end (delta: 4.2 MB). Peak memory consumption was 4.2 MB. Max. memory is 16.1 GB. [2021-10-28 09:21:30,978 INFO L168 Benchmark]: RCFGBuilder took 1342.35 ms. Allocated memory is still 113.2 MB. Free memory was 70.6 MB in the beginning and 59.1 MB in the end (delta: 11.5 MB). Peak memory consumption was 35.7 MB. Max. memory is 16.1 GB. [2021-10-28 09:21:30,978 INFO L168 Benchmark]: TraceAbstraction took 5926.69 ms. Allocated memory was 113.2 MB in the beginning and 178.3 MB in the end (delta: 65.0 MB). Free memory was 58.6 MB in the beginning and 72.2 MB in the end (delta: -13.7 MB). Peak memory consumption was 58.3 MB. Max. memory is 16.1 GB. [2021-10-28 09:21:30,978 INFO L168 Benchmark]: Witness Printer took 189.29 ms. Allocated memory is still 178.3 MB. Free memory was 72.2 MB in the beginning and 141.0 MB in the end (delta: -68.7 MB). Peak memory consumption was 13.0 MB. Max. memory is 16.1 GB. [2021-10-28 09:21:30,980 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.22 ms. Allocated memory is still 94.4 MB. Free memory is still 50.2 MB. There was no memory consumed. Max. memory is 16.1 GB. * CACSL2BoogieTranslator took 534.28 ms. Allocated memory was 94.4 MB in the beginning and 113.2 MB in the end (delta: 18.9 MB). Free memory was 61.8 MB in the beginning and 81.1 MB in the end (delta: -19.3 MB). Peak memory consumption was 10.5 MB. Max. memory is 16.1 GB. * Boogie Procedure Inliner took 118.36 ms. Allocated memory is still 113.2 MB. Free memory was 81.1 MB in the beginning and 74.7 MB in the end (delta: 6.3 MB). Peak memory consumption was 6.3 MB. Max. memory is 16.1 GB. * Boogie Preprocessor took 68.21 ms. Allocated memory is still 113.2 MB. Free memory was 74.7 MB in the beginning and 70.6 MB in the end (delta: 4.2 MB). Peak memory consumption was 4.2 MB. Max. memory is 16.1 GB. * RCFGBuilder took 1342.35 ms. Allocated memory is still 113.2 MB. Free memory was 70.6 MB in the beginning and 59.1 MB in the end (delta: 11.5 MB). Peak memory consumption was 35.7 MB. Max. memory is 16.1 GB. * TraceAbstraction took 5926.69 ms. Allocated memory was 113.2 MB in the beginning and 178.3 MB in the end (delta: 65.0 MB). Free memory was 58.6 MB in the beginning and 72.2 MB in the end (delta: -13.7 MB). Peak memory consumption was 58.3 MB. Max. memory is 16.1 GB. * Witness Printer took 189.29 ms. Allocated memory is still 178.3 MB. Free memory was 72.2 MB in the beginning and 141.0 MB in the end (delta: -68.7 MB). Peak memory consumption was 13.0 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: 935]: call to reach_error is unreachable For all program executions holds that call to reach_error is unreachable at this location - PositiveResult [Line: 935]: call to reach_error is unreachable For all program executions holds that call to reach_error is unreachable at this location - PositiveResult [Line: 935]: 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, 234 locations, 3 error locations. Started 1 CEGAR loops. OverallTime: 5.8s, OverallIterations: 10, TraceHistogramMax: 2, PathProgramHistogramMax: 1, EmptinessCheckTime: 0.0s, AutomataDifference: 1.2s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 2.3s, InitialAbstractionConstructionTime: 0.0s, PartialOrderReductionTime: 0.0s, HoareTripleCheckerStatistics: 1569 SDtfs, 1777 SDslu, 2189 SDs, 0 SdLazy, 366 SolverSat, 92 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 0.4s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 149 GetRequests, 93 SyntacticMatches, 0 SemanticMatches, 56 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 169 ImplicationChecksByTransitivity, 0.4s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=234occurred in iteration=0, InterpolantAutomatonStates: 66, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: 0.1s AutomataMinimizationTime, 10 MinimizatonAttempts, 478 StatesRemovedByMinimization, 6 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 97 LocationsWithAnnotation, 97 PreInvPairs, 260 NumberOfFragments, 796 HoareAnnotationTreeSize, 97 FomulaSimplifications, 55430 FormulaSimplificationTreeSizeReduction, 0.5s HoareSimplificationTime, 97 FomulaSimplificationsInter, 9020 FormulaSimplificationTreeSizeReductionInter, 1.7s HoareSimplificationTimeInter, RefinementEngineStatistics: TRACE_CHECK: 0.0s SsaConstructionTime, 0.4s SatisfiabilityAnalysisTime, 0.9s InterpolantComputationTime, 414 NumberOfCodeBlocks, 414 NumberOfCodeBlocksAsserted, 11 NumberOfCheckSat, 403 ConstructedInterpolants, 0 QuantifiedInterpolants, 828 SizeOfPredicates, 3 NumberOfNonLiveVariables, 479 ConjunctsInSsa, 5 ConjunctsInUnsatCore, 11 InterpolantComputations, 9 PerfectInterpolantSequences, 17/32 InterpolantCoveringCapability, INVARIANT_SYNTHESIS: No data available, INTERPOLANT_CONSOLIDATION: No data available, ABSTRACT_INTERPRETATION: No data available, PDR: No data available, ACCELERATED_INTERPOLATION: No data available, SIFA: No data available, ReuseStatistics: No data available - AllSpecificationsHoldResult: All specifications hold 3 specifications checked. All of them hold - InvariantResult [Line: 278]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 453]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 1023]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 278]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 334]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 334]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 412]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 453]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 412]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 453]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 1]: Loop Invariant Derived loop invariant: (pumpRunning == 0 && waterLevel <= 1) && 1 == systemActive - InvariantResult [Line: 444]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 278]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 278]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 412]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 278]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 334]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 412]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 453]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 467]: Loop Invariant Derived loop invariant: ((((1 <= pumpRunning && splverifierCounter == 0) && waterLevel <= 1) && 1 == systemActive) && 1 <= \result) && 1 <= switchedOnBeforeTS - InvariantResult [Line: 289]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 289]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 412]: Loop Invariant Derived loop invariant: (((splverifierCounter == 0 && pumpRunning == 0) && 2 <= waterLevel) && 1 == systemActive) && waterLevel <= 2 - InvariantResult [Line: 412]: Loop Invariant Derived loop invariant: ((((1 <= pumpRunning && splverifierCounter == 0) && waterLevel <= 1) && 1 == systemActive) && 1 <= \result) && 1 <= switchedOnBeforeTS - InvariantResult [Line: 467]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 136]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 412]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 278]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 289]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 334]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 136]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 278]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 412]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 136]: Loop Invariant Derived loop invariant: (((((1 <= pumpRunning && splverifierCounter == 0) && waterLevel <= 1) && 1 == systemActive) && 1 <= \result) && 1 <= switchedOnBeforeTS) || (((splverifierCounter == 0 && pumpRunning == 0) && 1 == systemActive) && waterLevel <= 2) - InvariantResult [Line: 147]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 444]: Loop Invariant Derived loop invariant: (((((((1 <= pumpRunning && splverifierCounter == 0) && waterLevel <= 1) && 1 == systemActive) && 1 <= \result) && 1 <= switchedOnBeforeTS) || (((((splverifierCounter == 0 && pumpRunning == 0) && 1 == systemActive) && \result <= 2) && waterLevel <= 2) && 2 <= \result)) || ((((((1 <= pumpRunning && splverifierCounter == 0) && 2 <= waterLevel) && 1 == systemActive) && \result <= 2) && waterLevel <= 2) && 2 <= \result)) || (((splverifierCounter == 0 && pumpRunning == 0) && waterLevel <= 1) && 1 == systemActive) - InvariantResult [Line: 63]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 412]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 412]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 334]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 289]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 334]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 1]: Loop Invariant Derived loop invariant: (((((((1 <= pumpRunning && splverifierCounter == 0) && waterLevel <= 1) && 1 == systemActive) && 1 <= \result) && 1 <= switchedOnBeforeTS) || ((((((((1 <= pumpRunning && splverifierCounter == 0) && 2 <= waterLevel) && 1 == systemActive) && \result <= 2) && 1 < tmp) && waterLevel <= 2) && tmp <= 2) && 2 <= \result)) || (((((((splverifierCounter == 0 && pumpRunning == 0) && 1 == systemActive) && \result <= 2) && 1 < tmp) && waterLevel <= 2) && tmp <= 2) && 2 <= \result)) || (((splverifierCounter == 0 && pumpRunning == 0) && waterLevel <= 1) && 1 == systemActive) - InvariantResult [Line: 334]: Loop Invariant Derived loop invariant: (((((splverifierCounter == 0 && tmp___0 == 0) && pumpRunning == 0) && waterLevel <= 1) && \result == 0) && 1 == systemActive) || ((((splverifierCounter == 0 && pumpRunning == 0) && 2 <= waterLevel) && 1 == systemActive) && waterLevel <= 2) - InvariantResult [Line: 1]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 453]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 453]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 412]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 412]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 334]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 353]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 1013]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 147]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 334]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 289]: Loop Invariant Derived loop invariant: (((((1 <= pumpRunning && splverifierCounter == 0) && waterLevel <= 1) && 1 == systemActive) && 1 <= \result) && 1 <= switchedOnBeforeTS) || ((((splverifierCounter == 0 && pumpRunning == 0) && waterLevel <= 1) && \result == 0) && 1 == systemActive) - InvariantResult [Line: 412]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 278]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 412]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 353]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 140]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 444]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 921]: Loop Invariant Derived loop invariant: (pumpRunning == 0 && waterLevel <= 1) && 1 == systemActive - InvariantResult [Line: 278]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 467]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 74]: Loop Invariant Derived loop invariant: (((((((((1 <= pumpRunning && splverifierCounter == 0) && 2 <= waterLevel) && 1 == systemActive) && \result <= 2) && 1 < tmp) && waterLevel <= 2) && tmp <= 2) && 2 <= \result) || (((splverifierCounter == 0 && pumpRunning == 0) && 1 == systemActive) && waterLevel <= 2)) || (((((1 <= pumpRunning && splverifierCounter == 0) && 1 == systemActive) && waterLevel <= 2) && 1 <= \result) && 1 <= switchedOnBeforeTS) - InvariantResult [Line: 453]: Loop Invariant Derived loop invariant: ((((splverifierCounter == 0 && pumpRunning == 0) && waterLevel <= 1) && \result == 1) && 1 == systemActive) || ((((splverifierCounter == 0 && pumpRunning == 0) && 2 <= waterLevel) && 1 == systemActive) && waterLevel <= 2) - InvariantResult [Line: 140]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 353]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 453]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 140]: Loop Invariant Derived loop invariant: ((((splverifierCounter == 0 && pumpRunning == 0) && \result == 0) && 1 == systemActive) && waterLevel <= 2) || (((((1 <= pumpRunning && splverifierCounter == 0) && 1 == systemActive) && waterLevel <= 2) && 1 <= \result) && 1 <= switchedOnBeforeTS) - InvariantResult [Line: 353]: Loop Invariant Derived loop invariant: ((((1 <= pumpRunning && splverifierCounter == 0) && waterLevel <= 1) && 1 == systemActive) && 1 <= \result) && 1 <= switchedOnBeforeTS - InvariantResult [Line: 951]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 278]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 453]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 289]: Loop Invariant Derived loop invariant: (((((splverifierCounter == 0 && pumpRunning == 0) && \result == 0) && 1 == systemActive) && waterLevel <= 2) || (((((((((1 <= pumpRunning && splverifierCounter == 0) && 2 <= waterLevel) && 1 == systemActive) && \result <= 2) && 1 < tmp) && waterLevel <= 2) && tmp <= 2) && 1 <= \result) && 2 <= \result)) || (((((1 <= pumpRunning && splverifierCounter == 0) && 1 == systemActive) && waterLevel <= 2) && 1 <= \result) && 1 <= switchedOnBeforeTS) - InvariantResult [Line: 278]: Loop Invariant Derived loop invariant: ((((1 <= pumpRunning && splverifierCounter == 0) && waterLevel <= 1) && 1 == systemActive) && 1 <= \result) && 1 <= switchedOnBeforeTS - InvariantResult [Line: 467]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 453]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 995]: Loop Invariant Derived loop invariant: (pumpRunning == 0 && waterLevel <= 1) && 1 == systemActive - InvariantResult [Line: 147]: Loop Invariant Derived loop invariant: ((((((1 <= pumpRunning && splverifierCounter == 0) && waterLevel <= 1) && 1 == systemActive) && 1 <= \result) && 1 <= switchedOnBeforeTS) || ((((1 <= pumpRunning && splverifierCounter == 0) && 2 <= waterLevel) && 1 == systemActive) && waterLevel <= 2)) || (((splverifierCounter == 0 && pumpRunning == 0) && 1 == systemActive) && waterLevel <= 2) - InvariantResult [Line: 278]: Loop Invariant Derived loop invariant: (((splverifierCounter == 0 && pumpRunning == 0) && 2 <= waterLevel) && 1 == systemActive) && waterLevel <= 2 - InvariantResult [Line: 453]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 412]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 278]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 334]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 353]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 334]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 845]: Loop Invariant Derived loop invariant: (pumpRunning == 0 && waterLevel <= 1) && 1 == systemActive - InvariantResult [Line: 334]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 467]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 84]: Loop Invariant Derived loop invariant: (((((((((1 <= pumpRunning && splverifierCounter == 0) && 2 <= waterLevel) && 1 == systemActive) && \result <= 2) && 1 < tmp) && waterLevel <= 2) && tmp <= 2) && 2 <= \result) || (((splverifierCounter == 0 && pumpRunning == 0) && 1 == systemActive) && waterLevel <= 2)) || (((((1 <= pumpRunning && splverifierCounter == 0) && 1 == systemActive) && waterLevel <= 2) && 1 <= \result) && 1 <= switchedOnBeforeTS) - InvariantResult [Line: 353]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 453]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 278]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 467]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 1]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 278]: Loop Invariant Derived loop invariant: 0 RESULT: Ultimate proved your program to be correct! [2021-10-28 09:21:31,050 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e6c91000-5028-4606-add5-be6b91189ea4/bin/uautomizer-UnR33cPsHg/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Forceful destruction successful, exit code 0 Received shutdown request...