./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/product-lines/minepump_spec2_product20.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_139c7cf0-9446-451c-8793-77ba6a8f4e5f/bin/uautomizer-UnR33cPsHg/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_139c7cf0-9446-451c-8793-77ba6a8f4e5f/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_139c7cf0-9446-451c-8793-77ba6a8f4e5f/bin/uautomizer-UnR33cPsHg/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_139c7cf0-9446-451c-8793-77ba6a8f4e5f/bin/uautomizer-UnR33cPsHg/config/AutomizerReach.xml -i ../../sv-benchmarks/c/product-lines/minepump_spec2_product20.cil.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_139c7cf0-9446-451c-8793-77ba6a8f4e5f/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_139c7cf0-9446-451c-8793-77ba6a8f4e5f/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 8c57aad23cdcf8081ba5352d473aea77ba42b47e93421a900d6921ce930c9593 ................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................ 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 09:49:38,518 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-10-28 09:49:38,522 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-10-28 09:49:38,585 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-10-28 09:49:38,586 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-10-28 09:49:38,588 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-10-28 09:49:38,591 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-10-28 09:49:38,594 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-10-28 09:49:38,597 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-10-28 09:49:38,599 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-10-28 09:49:38,601 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-10-28 09:49:38,603 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-10-28 09:49:38,604 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-10-28 09:49:38,606 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-10-28 09:49:38,608 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-10-28 09:49:38,610 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-10-28 09:49:38,612 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-10-28 09:49:38,613 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-10-28 09:49:38,617 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-10-28 09:49:38,620 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-10-28 09:49:38,624 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-10-28 09:49:38,626 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-10-28 09:49:38,628 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-10-28 09:49:38,630 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-10-28 09:49:38,635 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-10-28 09:49:38,636 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-10-28 09:49:38,636 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-10-28 09:49:38,638 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-10-28 09:49:38,639 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-10-28 09:49:38,641 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-10-28 09:49:38,642 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-10-28 09:49:38,643 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-10-28 09:49:38,653 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-10-28 09:49:38,654 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-10-28 09:49:38,656 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-10-28 09:49:38,657 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-10-28 09:49:38,658 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-10-28 09:49:38,659 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-10-28 09:49:38,659 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-10-28 09:49:38,665 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-10-28 09:49:38,666 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-10-28 09:49:38,667 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_139c7cf0-9446-451c-8793-77ba6a8f4e5f/bin/uautomizer-UnR33cPsHg/config/svcomp-Reach-32bit-Automizer_Default.epf [2021-10-28 09:49:38,727 INFO L113 SettingsManager]: Loading preferences was successful [2021-10-28 09:49:38,729 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-10-28 09:49:38,730 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2021-10-28 09:49:38,738 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2021-10-28 09:49:38,740 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-10-28 09:49:38,741 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-10-28 09:49:38,742 INFO L138 SettingsManager]: * Use SBE=true [2021-10-28 09:49:38,742 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-10-28 09:49:38,743 INFO L138 SettingsManager]: * sizeof long=4 [2021-10-28 09:49:38,743 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-10-28 09:49:38,745 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-10-28 09:49:38,745 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-10-28 09:49:38,745 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-10-28 09:49:38,746 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-10-28 09:49:38,746 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-10-28 09:49:38,746 INFO L138 SettingsManager]: * sizeof long double=12 [2021-10-28 09:49:38,746 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-10-28 09:49:38,747 INFO L138 SettingsManager]: * Use constant arrays=true [2021-10-28 09:49:38,747 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-10-28 09:49:38,747 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-10-28 09:49:38,748 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-10-28 09:49:38,748 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-10-28 09:49:38,748 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-10-28 09:49:38,749 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-10-28 09:49:38,749 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-10-28 09:49:38,749 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-10-28 09:49:38,750 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2021-10-28 09:49:38,750 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-10-28 09:49:38,750 INFO L138 SettingsManager]: * Large block encoding in concurrent analysis=OFF [2021-10-28 09:49:38,753 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2021-10-28 09:49:38,753 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-10-28 09:49:38,754 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-10-28 09:49:38,754 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_139c7cf0-9446-451c-8793-77ba6a8f4e5f/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_139c7cf0-9446-451c-8793-77ba6a8f4e5f/bin/uautomizer-UnR33cPsHg Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 8c57aad23cdcf8081ba5352d473aea77ba42b47e93421a900d6921ce930c9593 [2021-10-28 09:49:39,121 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-10-28 09:49:39,145 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-10-28 09:49:39,148 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-10-28 09:49:39,150 INFO L271 PluginConnector]: Initializing CDTParser... [2021-10-28 09:49:39,151 INFO L275 PluginConnector]: CDTParser initialized [2021-10-28 09:49:39,152 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_139c7cf0-9446-451c-8793-77ba6a8f4e5f/bin/uautomizer-UnR33cPsHg/../../sv-benchmarks/c/product-lines/minepump_spec2_product20.cil.c [2021-10-28 09:49:39,241 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_139c7cf0-9446-451c-8793-77ba6a8f4e5f/bin/uautomizer-UnR33cPsHg/data/1f1ede41e/379d393685e347ce9ee8f23bc8083333/FLAG1b6bc39b1 [2021-10-28 09:49:39,872 INFO L306 CDTParser]: Found 1 translation units. [2021-10-28 09:49:39,872 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_139c7cf0-9446-451c-8793-77ba6a8f4e5f/sv-benchmarks/c/product-lines/minepump_spec2_product20.cil.c [2021-10-28 09:49:39,890 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_139c7cf0-9446-451c-8793-77ba6a8f4e5f/bin/uautomizer-UnR33cPsHg/data/1f1ede41e/379d393685e347ce9ee8f23bc8083333/FLAG1b6bc39b1 [2021-10-28 09:49:40,140 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_139c7cf0-9446-451c-8793-77ba6a8f4e5f/bin/uautomizer-UnR33cPsHg/data/1f1ede41e/379d393685e347ce9ee8f23bc8083333 [2021-10-28 09:49:40,143 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-10-28 09:49:40,144 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-10-28 09:49:40,159 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-10-28 09:49:40,160 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-10-28 09:49:40,164 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-10-28 09:49:40,165 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 28.10 09:49:40" (1/1) ... [2021-10-28 09:49:40,167 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@52c4d35 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 09:49:40, skipping insertion in model container [2021-10-28 09:49:40,167 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 28.10 09:49:40" (1/1) ... [2021-10-28 09:49:40,182 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-10-28 09:49:40,253 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-10-28 09:49:40,601 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_139c7cf0-9446-451c-8793-77ba6a8f4e5f/sv-benchmarks/c/product-lines/minepump_spec2_product20.cil.c[15113,15126] [2021-10-28 09:49:40,629 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-10-28 09:49:40,655 INFO L203 MainTranslator]: Completed pre-run [2021-10-28 09:49:40,791 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_139c7cf0-9446-451c-8793-77ba6a8f4e5f/sv-benchmarks/c/product-lines/minepump_spec2_product20.cil.c[15113,15126] [2021-10-28 09:49:40,805 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-10-28 09:49:40,829 INFO L208 MainTranslator]: Completed translation [2021-10-28 09:49:40,830 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 09:49:40 WrapperNode [2021-10-28 09:49:40,831 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-10-28 09:49:40,833 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-10-28 09:49:40,833 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-10-28 09:49:40,833 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-10-28 09:49:40,843 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 09:49:40" (1/1) ... [2021-10-28 09:49:40,883 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 09:49:40" (1/1) ... [2021-10-28 09:49:40,950 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-10-28 09:49:40,951 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-10-28 09:49:40,951 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-10-28 09:49:40,951 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-10-28 09:49:40,962 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 09:49:40" (1/1) ... [2021-10-28 09:49:40,963 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 09:49:40" (1/1) ... [2021-10-28 09:49:40,968 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 09:49:40" (1/1) ... [2021-10-28 09:49:40,968 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 09:49:40" (1/1) ... [2021-10-28 09:49:40,981 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 09:49:40" (1/1) ... [2021-10-28 09:49:40,989 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 09:49:40" (1/1) ... [2021-10-28 09:49:40,993 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 09:49:40" (1/1) ... [2021-10-28 09:49:40,998 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-10-28 09:49:41,015 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-10-28 09:49:41,015 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-10-28 09:49:41,016 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-10-28 09:49:41,017 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 09:49:40" (1/1) ... [2021-10-28 09:49:41,033 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-10-28 09:49:41,063 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_139c7cf0-9446-451c-8793-77ba6a8f4e5f/bin/uautomizer-UnR33cPsHg/z3 [2021-10-28 09:49:41,077 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_139c7cf0-9446-451c-8793-77ba6a8f4e5f/bin/uautomizer-UnR33cPsHg/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2021-10-28 09:49:41,081 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_139c7cf0-9446-451c-8793-77ba6a8f4e5f/bin/uautomizer-UnR33cPsHg/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2021-10-28 09:49:41,123 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-10-28 09:49:41,123 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-10-28 09:49:41,124 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-10-28 09:49:41,124 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-10-28 09:49:42,113 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-10-28 09:49:42,114 INFO L299 CfgBuilder]: Removed 104 assume(true) statements. [2021-10-28 09:49:42,116 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 28.10 09:49:42 BoogieIcfgContainer [2021-10-28 09:49:42,117 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-10-28 09:49:42,119 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2021-10-28 09:49:42,119 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2021-10-28 09:49:42,123 INFO L275 PluginConnector]: TraceAbstraction initialized [2021-10-28 09:49:42,125 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 28.10 09:49:40" (1/3) ... [2021-10-28 09:49:42,126 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@4ad5e82c and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 28.10 09:49:42, skipping insertion in model container [2021-10-28 09:49:42,126 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 09:49:40" (2/3) ... [2021-10-28 09:49:42,127 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@4ad5e82c and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 28.10 09:49:42, skipping insertion in model container [2021-10-28 09:49:42,127 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 28.10 09:49:42" (3/3) ... [2021-10-28 09:49:42,130 INFO L111 eAbstractionObserver]: Analyzing ICFG minepump_spec2_product20.cil.c [2021-10-28 09:49:42,143 INFO L204 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2021-10-28 09:49:42,143 INFO L163 ceAbstractionStarter]: Applying trace abstraction to program that has 3 error locations. [2021-10-28 09:49:42,223 INFO L338 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2021-10-28 09:49:42,236 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 09:49:42,236 INFO L340 AbstractCegarLoop]: Starting to check reachability of 3 error locations. [2021-10-28 09:49:42,260 INFO L276 IsEmpty]: Start isEmpty. Operand has 81 states, 77 states have (on average 1.5714285714285714) internal successors, (121), 80 states have internal predecessors, (121), 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 09:49:42,269 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-10-28 09:49:42,269 INFO L505 BasicCegarLoop]: Found error trace [2021-10-28 09:49:42,270 INFO L513 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-10-28 09:49:42,270 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 09:49:42,277 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-28 09:49:42,278 INFO L85 PathProgramCache]: Analyzing trace with hash 2048364516, now seen corresponding path program 1 times [2021-10-28 09:49:42,298 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-28 09:49:42,299 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1195645531] [2021-10-28 09:49:42,299 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-28 09:49:42,300 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-28 09:49:42,522 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-28 09:49:42,689 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 09:49:42,689 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-10-28 09:49:42,690 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1195645531] [2021-10-28 09:49:42,691 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1195645531] provided 1 perfect and 0 imperfect interpolant sequences [2021-10-28 09:49:42,691 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-10-28 09:49:42,692 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2021-10-28 09:49:42,698 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [972649880] [2021-10-28 09:49:42,706 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2021-10-28 09:49:42,706 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-10-28 09:49:42,725 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2021-10-28 09:49:42,727 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2021-10-28 09:49:42,732 INFO L87 Difference]: Start difference. First operand has 81 states, 77 states have (on average 1.5714285714285714) internal successors, (121), 80 states have internal predecessors, (121), 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 9.0) internal successors, (18), 2 states have internal predecessors, (18), 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 09:49:42,781 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-28 09:49:42,781 INFO L93 Difference]: Finished difference Result 155 states and 234 transitions. [2021-10-28 09:49:42,782 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-10-28 09:49:42,783 INFO L78 Accepts]: Start accepts. Automaton has has 2 states, 2 states have (on average 9.0) internal successors, (18), 2 states have internal predecessors, (18), 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 18 [2021-10-28 09:49:42,784 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-28 09:49:42,802 INFO L225 Difference]: With dead ends: 155 [2021-10-28 09:49:42,802 INFO L226 Difference]: Without dead ends: 77 [2021-10-28 09:49:42,807 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 09:49:42,828 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 77 states. [2021-10-28 09:49:42,862 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 77 to 77. [2021-10-28 09:49:42,864 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 77 states, 74 states have (on average 1.472972972972973) internal successors, (109), 76 states have internal predecessors, (109), 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 09:49:42,871 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 77 states to 77 states and 109 transitions. [2021-10-28 09:49:42,872 INFO L78 Accepts]: Start accepts. Automaton has 77 states and 109 transitions. Word has length 18 [2021-10-28 09:49:42,873 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-28 09:49:42,874 INFO L470 AbstractCegarLoop]: Abstraction has 77 states and 109 transitions. [2021-10-28 09:49:42,874 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 9.0) internal successors, (18), 2 states have internal predecessors, (18), 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 09:49:42,875 INFO L276 IsEmpty]: Start isEmpty. Operand 77 states and 109 transitions. [2021-10-28 09:49:42,877 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2021-10-28 09:49:42,877 INFO L505 BasicCegarLoop]: Found error trace [2021-10-28 09:49:42,877 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 09:49:42,878 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2021-10-28 09:49:42,878 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 09:49:42,882 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-28 09:49:42,882 INFO L85 PathProgramCache]: Analyzing trace with hash 1829528547, now seen corresponding path program 1 times [2021-10-28 09:49:42,883 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-28 09:49:42,883 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [545702639] [2021-10-28 09:49:42,883 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-28 09:49:42,883 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-28 09:49:42,973 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-28 09:49:43,124 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 09:49:43,124 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-10-28 09:49:43,124 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [545702639] [2021-10-28 09:49:43,125 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [545702639] provided 1 perfect and 0 imperfect interpolant sequences [2021-10-28 09:49:43,125 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-10-28 09:49:43,125 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-10-28 09:49:43,125 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1644903978] [2021-10-28 09:49:43,127 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2021-10-28 09:49:43,127 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-10-28 09:49:43,128 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-10-28 09:49:43,128 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-10-28 09:49:43,129 INFO L87 Difference]: Start difference. First operand 77 states and 109 transitions. Second operand has 3 states, 3 states have (on average 6.333333333333333) internal successors, (19), 3 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 09:49:43,148 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-28 09:49:43,149 INFO L93 Difference]: Finished difference Result 77 states and 109 transitions. [2021-10-28 09:49:43,149 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-10-28 09:49:43,150 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 6.333333333333333) internal successors, (19), 3 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 09:49:43,150 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-28 09:49:43,151 INFO L225 Difference]: With dead ends: 77 [2021-10-28 09:49:43,151 INFO L226 Difference]: Without dead ends: 37 [2021-10-28 09:49:43,152 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 09:49:43,153 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 37 states. [2021-10-28 09:49:43,165 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 37 to 37. [2021-10-28 09:49:43,166 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 37 states, 36 states have (on average 1.4444444444444444) internal successors, (52), 36 states have internal predecessors, (52), 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 09:49:43,167 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 37 states to 37 states and 52 transitions. [2021-10-28 09:49:43,167 INFO L78 Accepts]: Start accepts. Automaton has 37 states and 52 transitions. Word has length 19 [2021-10-28 09:49:43,167 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-28 09:49:43,168 INFO L470 AbstractCegarLoop]: Abstraction has 37 states and 52 transitions. [2021-10-28 09:49:43,168 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 6.333333333333333) internal successors, (19), 3 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 09:49:43,168 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 52 transitions. [2021-10-28 09:49:43,169 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2021-10-28 09:49:43,169 INFO L505 BasicCegarLoop]: Found error trace [2021-10-28 09:49:43,170 INFO L513 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-10-28 09:49:43,170 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2021-10-28 09:49:43,170 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 09:49:43,171 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-28 09:49:43,171 INFO L85 PathProgramCache]: Analyzing trace with hash -1633990848, now seen corresponding path program 1 times [2021-10-28 09:49:43,171 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-28 09:49:43,172 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [347822348] [2021-10-28 09:49:43,172 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-28 09:49:43,172 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-28 09:49:43,244 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-28 09:49:43,349 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 09:49:43,350 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-10-28 09:49:43,351 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [347822348] [2021-10-28 09:49:43,354 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [347822348] provided 1 perfect and 0 imperfect interpolant sequences [2021-10-28 09:49:43,355 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-10-28 09:49:43,355 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2021-10-28 09:49:43,356 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1549193518] [2021-10-28 09:49:43,357 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2021-10-28 09:49:43,358 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-10-28 09:49:43,359 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2021-10-28 09:49:43,359 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2021-10-28 09:49:43,360 INFO L87 Difference]: Start difference. First operand 37 states and 52 transitions. Second operand has 5 states, 5 states have (on average 4.8) internal successors, (24), 5 states have internal predecessors, (24), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-28 09:49:43,497 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-28 09:49:43,498 INFO L93 Difference]: Finished difference Result 91 states and 133 transitions. [2021-10-28 09:49:43,503 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-10-28 09:49:43,504 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 4.8) internal successors, (24), 5 states have internal predecessors, (24), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 24 [2021-10-28 09:49:43,504 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-28 09:49:43,505 INFO L225 Difference]: With dead ends: 91 [2021-10-28 09:49:43,505 INFO L226 Difference]: Without dead ends: 61 [2021-10-28 09:49:43,506 INFO L786 BasicCegarLoop]: 0 DeclaredPredicates, 11 GetRequests, 5 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=22, Invalid=34, Unknown=0, NotChecked=0, Total=56 [2021-10-28 09:49:43,507 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 61 states. [2021-10-28 09:49:43,518 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 61 to 57. [2021-10-28 09:49:43,521 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 57 states, 56 states have (on average 1.4821428571428572) internal successors, (83), 56 states have internal predecessors, (83), 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 09:49:43,523 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 57 states to 57 states and 83 transitions. [2021-10-28 09:49:43,523 INFO L78 Accepts]: Start accepts. Automaton has 57 states and 83 transitions. Word has length 24 [2021-10-28 09:49:43,524 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-28 09:49:43,524 INFO L470 AbstractCegarLoop]: Abstraction has 57 states and 83 transitions. [2021-10-28 09:49:43,524 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 4.8) internal successors, (24), 5 states have internal predecessors, (24), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-28 09:49:43,524 INFO L276 IsEmpty]: Start isEmpty. Operand 57 states and 83 transitions. [2021-10-28 09:49:43,528 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2021-10-28 09:49:43,528 INFO L505 BasicCegarLoop]: Found error trace [2021-10-28 09:49:43,528 INFO L513 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-10-28 09:49:43,529 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2021-10-28 09:49:43,529 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 09:49:43,530 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-28 09:49:43,530 INFO L85 PathProgramCache]: Analyzing trace with hash 584858649, now seen corresponding path program 1 times [2021-10-28 09:49:43,530 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-28 09:49:43,531 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1951450210] [2021-10-28 09:49:43,531 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-28 09:49:43,531 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-28 09:49:43,589 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-28 09:49:43,690 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 09:49:43,691 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-10-28 09:49:43,691 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1951450210] [2021-10-28 09:49:43,697 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1951450210] provided 1 perfect and 0 imperfect interpolant sequences [2021-10-28 09:49:43,697 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-10-28 09:49:43,698 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2021-10-28 09:49:43,698 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2037536900] [2021-10-28 09:49:43,699 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2021-10-28 09:49:43,699 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-10-28 09:49:43,700 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2021-10-28 09:49:43,701 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2021-10-28 09:49:43,701 INFO L87 Difference]: Start difference. First operand 57 states and 83 transitions. Second operand has 5 states, 5 states have (on average 5.0) internal successors, (25), 4 states have internal predecessors, (25), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-28 09:49:43,875 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-28 09:49:43,875 INFO L93 Difference]: Finished difference Result 261 states and 400 transitions. [2021-10-28 09:49:43,876 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-10-28 09:49:43,876 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 5.0) internal successors, (25), 4 states have internal predecessors, (25), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 25 [2021-10-28 09:49:43,876 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-28 09:49:43,879 INFO L225 Difference]: With dead ends: 261 [2021-10-28 09:49:43,879 INFO L226 Difference]: Without dead ends: 211 [2021-10-28 09:49:43,880 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 09:49:43,881 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 211 states. [2021-10-28 09:49:43,927 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 211 to 99. [2021-10-28 09:49:43,928 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 99 states, 98 states have (on average 1.469387755102041) internal successors, (144), 98 states have internal predecessors, (144), 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 09:49:43,929 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 99 states to 99 states and 144 transitions. [2021-10-28 09:49:43,929 INFO L78 Accepts]: Start accepts. Automaton has 99 states and 144 transitions. Word has length 25 [2021-10-28 09:49:43,929 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-28 09:49:43,929 INFO L470 AbstractCegarLoop]: Abstraction has 99 states and 144 transitions. [2021-10-28 09:49:43,930 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 5.0) internal successors, (25), 4 states have internal predecessors, (25), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-28 09:49:43,930 INFO L276 IsEmpty]: Start isEmpty. Operand 99 states and 144 transitions. [2021-10-28 09:49:43,931 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2021-10-28 09:49:43,932 INFO L505 BasicCegarLoop]: Found error trace [2021-10-28 09:49:43,932 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 09:49:43,932 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2021-10-28 09:49:43,933 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 09:49:43,933 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-28 09:49:43,933 INFO L85 PathProgramCache]: Analyzing trace with hash 690628753, now seen corresponding path program 1 times [2021-10-28 09:49:43,933 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-28 09:49:43,934 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1000002705] [2021-10-28 09:49:43,934 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-28 09:49:43,934 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-28 09:49:43,980 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-28 09:49:44,060 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 09:49:44,060 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-10-28 09:49:44,061 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1000002705] [2021-10-28 09:49:44,061 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1000002705] provided 1 perfect and 0 imperfect interpolant sequences [2021-10-28 09:49:44,061 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-10-28 09:49:44,061 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2021-10-28 09:49:44,062 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1083305960] [2021-10-28 09:49:44,062 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2021-10-28 09:49:44,063 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-10-28 09:49:44,063 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2021-10-28 09:49:44,063 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2021-10-28 09:49:44,064 INFO L87 Difference]: Start difference. First operand 99 states and 144 transitions. Second operand has 5 states, 5 states have (on average 5.2) internal successors, (26), 4 states have internal predecessors, (26), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-28 09:49:44,158 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-28 09:49:44,158 INFO L93 Difference]: Finished difference Result 289 states and 430 transitions. [2021-10-28 09:49:44,159 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-10-28 09:49:44,159 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 5.2) internal successors, (26), 4 states have internal predecessors, (26), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 26 [2021-10-28 09:49:44,160 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-28 09:49:44,160 INFO L225 Difference]: With dead ends: 289 [2021-10-28 09:49:44,160 INFO L226 Difference]: Without dead ends: 0 [2021-10-28 09:49:44,166 INFO L786 BasicCegarLoop]: 0 DeclaredPredicates, 6 GetRequests, 1 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 09:49:44,167 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2021-10-28 09:49:44,167 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2021-10-28 09:49:44,167 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 09:49:44,168 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2021-10-28 09:49:44,168 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 26 [2021-10-28 09:49:44,168 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-28 09:49:44,169 INFO L470 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2021-10-28 09:49:44,170 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 5.2) internal successors, (26), 4 states have internal predecessors, (26), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-28 09:49:44,170 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2021-10-28 09:49:44,170 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2021-10-28 09:49:44,174 INFO L764 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION [2021-10-28 09:49:44,175 INFO L764 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION [2021-10-28 09:49:44,175 INFO L764 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION [2021-10-28 09:49:44,176 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2021-10-28 09:49:44,178 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2021-10-28 09:49:44,183 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 09:49:44,209 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 09:49:44,211 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 09:49:44,275 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 09:49:44,278 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 09:49:44,307 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 09:49:44,338 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 09:49:44,340 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 09:49:44,341 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 09:49:44,342 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 09:49:44,343 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 09:49:44,344 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 09:49:44,346 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 09:49:44,352 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 09:49:44,353 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 09:49:44,354 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 09:49:44,355 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 09:49:44,357 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 09:49:44,400 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 09:49:44,404 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 09:49:44,405 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 09:49:44,406 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 09:49:44,407 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 09:49:44,409 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 09:49:44,416 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 09:49:44,427 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 09:49:44,428 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 09:49:44,460 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 09:49:44,499 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 09:49:44,501 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 09:49:44,520 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 09:49:44,521 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 09:49:44,522 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 09:49:44,896 INFO L853 garLoopResultBuilder]: At program point L762(lines 711 763) the Hoare annotation is: false [2021-10-28 09:49:44,896 INFO L857 garLoopResultBuilder]: For program point ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION(line 695) no Hoare annotation was computed. [2021-10-28 09:49:44,896 INFO L857 garLoopResultBuilder]: For program point L812(lines 812 829) no Hoare annotation was computed. [2021-10-28 09:49:44,896 INFO L857 garLoopResultBuilder]: For program point L812-1(lines 812 829) no Hoare annotation was computed. [2021-10-28 09:49:44,897 INFO L857 garLoopResultBuilder]: For program point L812-2(lines 812 829) no Hoare annotation was computed. [2021-10-28 09:49:44,897 INFO L857 garLoopResultBuilder]: For program point L713(lines 712 761) no Hoare annotation was computed. [2021-10-28 09:49:44,897 INFO L857 garLoopResultBuilder]: For program point L928(lines 928 934) no Hoare annotation was computed. [2021-10-28 09:49:44,897 INFO L853 garLoopResultBuilder]: At program point L928-1(lines 928 934) the Hoare annotation is: (and (= ULTIMATE.start_test_~splverifierCounter~0 0) (= ~pumpRunning~0 0) (= ULTIMATE.start_main_~tmp~1 1) (= |ULTIMATE.start_valid_product_#res| 1)) [2021-10-28 09:49:44,897 INFO L857 garLoopResultBuilder]: For program point ULTIMATE.startENTRY(line -1) no Hoare annotation was computed. [2021-10-28 09:49:44,898 INFO L853 garLoopResultBuilder]: At program point L780(lines 779 798) the Hoare annotation is: (and (= ULTIMATE.start_test_~splverifierCounter~0 0) (= ~pumpRunning~0 0) (= ULTIMATE.start_main_~tmp~1 1) (= |ULTIMATE.start_valid_product_#res| 1)) [2021-10-28 09:49:44,898 INFO L857 garLoopResultBuilder]: For program point L780-1(lines 780 786) no Hoare annotation was computed. [2021-10-28 09:49:44,898 INFO L857 garLoopResultBuilder]: For program point L714(lines 714 718) no Hoare annotation was computed. [2021-10-28 09:49:44,898 INFO L853 garLoopResultBuilder]: At program point L780-2(lines 779 798) the Hoare annotation is: false [2021-10-28 09:49:44,898 INFO L853 garLoopResultBuilder]: At program point L780-3(lines 779 798) the Hoare annotation is: false [2021-10-28 09:49:44,898 INFO L857 garLoopResultBuilder]: For program point L70(lines 70 87) no Hoare annotation was computed. [2021-10-28 09:49:44,899 INFO L853 garLoopResultBuilder]: At program point L70-1(lines 1 946) the Hoare annotation is: (and (= ULTIMATE.start_test_~splverifierCounter~0 0) (= ~pumpRunning~0 0) (= ULTIMATE.start_main_~tmp~1 1) (= |ULTIMATE.start_valid_product_#res| 1)) [2021-10-28 09:49:44,899 INFO L857 garLoopResultBuilder]: For program point L70-2(lines 70 87) no Hoare annotation was computed. [2021-10-28 09:49:44,899 INFO L853 garLoopResultBuilder]: At program point L70-3(lines 1 946) the Hoare annotation is: false [2021-10-28 09:49:44,899 INFO L857 garLoopResultBuilder]: For program point L70-4(lines 70 87) no Hoare annotation was computed. [2021-10-28 09:49:44,899 INFO L853 garLoopResultBuilder]: At program point L70-5(lines 1 946) the Hoare annotation is: false [2021-10-28 09:49:44,900 INFO L853 garLoopResultBuilder]: At program point L286(lines 282 288) the Hoare annotation is: (and (= ~pumpRunning~0 0) (= ~methaneLevelCritical~0 0) (= ULTIMATE.start_main_~tmp~1 1) (= |ULTIMATE.start_valid_product_#res| 1) (not (= 0 ~systemActive~0))) [2021-10-28 09:49:44,900 INFO L857 garLoopResultBuilder]: For program point L732(lines 732 738) no Hoare annotation was computed. [2021-10-28 09:49:44,900 INFO L853 garLoopResultBuilder]: At program point L220(lines 215 223) the Hoare annotation is: false [2021-10-28 09:49:44,900 INFO L853 garLoopResultBuilder]: At program point L732-1(lines 732 738) the Hoare annotation is: (and (= ULTIMATE.start_test_~splverifierCounter~0 0) (= ~pumpRunning~0 0) (= ULTIMATE.start_main_~tmp~1 1) (= |ULTIMATE.start_valid_product_#res| 1)) [2021-10-28 09:49:44,900 INFO L853 garLoopResultBuilder]: At program point L220-1(lines 215 223) the Hoare annotation is: false [2021-10-28 09:49:44,900 INFO L857 garLoopResultBuilder]: For program point L154(lines 154 158) no Hoare annotation was computed. [2021-10-28 09:49:44,901 INFO L853 garLoopResultBuilder]: At program point L220-2(lines 215 223) the Hoare annotation is: false [2021-10-28 09:49:44,901 INFO L857 garLoopResultBuilder]: For program point L914(lines 914 918) no Hoare annotation was computed. [2021-10-28 09:49:44,901 INFO L857 garLoopResultBuilder]: For program point L914-2(lines 914 918) no Hoare annotation was computed. [2021-10-28 09:49:44,901 INFO L857 garLoopResultBuilder]: For program point L914-3(lines 914 918) no Hoare annotation was computed. [2021-10-28 09:49:44,901 INFO L857 garLoopResultBuilder]: For program point L914-5(lines 914 918) no Hoare annotation was computed. [2021-10-28 09:49:44,901 INFO L857 garLoopResultBuilder]: For program point L914-6(lines 914 918) no Hoare annotation was computed. [2021-10-28 09:49:44,902 INFO L853 garLoopResultBuilder]: At program point L237-2(lines 237 251) the Hoare annotation is: false [2021-10-28 09:49:44,902 INFO L857 garLoopResultBuilder]: For program point L914-8(lines 914 918) no Hoare annotation was computed. [2021-10-28 09:49:44,902 INFO L853 garLoopResultBuilder]: At program point L865(lines 860 868) the Hoare annotation is: (and (= ULTIMATE.start_test_~splverifierCounter~0 0) (= ~pumpRunning~0 0) (= |ULTIMATE.start_isPumpRunning_#res| 0) (= ULTIMATE.start_main_~tmp~1 1) (= |ULTIMATE.start_valid_product_#res| 1)) [2021-10-28 09:49:44,902 INFO L853 garLoopResultBuilder]: At program point L865-1(lines 860 868) the Hoare annotation is: false [2021-10-28 09:49:44,902 INFO L860 garLoopResultBuilder]: At program point L320(lines 301 323) the Hoare annotation is: true [2021-10-28 09:49:44,902 INFO L853 garLoopResultBuilder]: At program point L865-2(lines 860 868) the Hoare annotation is: false [2021-10-28 09:49:44,903 INFO L857 garLoopResultBuilder]: For program point L816(lines 816 824) no Hoare annotation was computed. [2021-10-28 09:49:44,903 INFO L857 garLoopResultBuilder]: For program point L816-1(lines 816 824) no Hoare annotation was computed. [2021-10-28 09:49:44,903 INFO L857 garLoopResultBuilder]: For program point L750(lines 750 756) no Hoare annotation was computed. [2021-10-28 09:49:44,903 INFO L857 garLoopResultBuilder]: For program point L238(line 238) no Hoare annotation was computed. [2021-10-28 09:49:44,903 INFO L857 garLoopResultBuilder]: For program point L816-2(lines 816 824) no Hoare annotation was computed. [2021-10-28 09:49:44,903 INFO L853 garLoopResultBuilder]: At program point L750-1(lines 780 786) the Hoare annotation is: (and (= ULTIMATE.start_test_~splverifierCounter~0 0) (= ~pumpRunning~0 0) (= ULTIMATE.start_main_~tmp~1 1) (= |ULTIMATE.start_valid_product_#res| 1)) [2021-10-28 09:49:44,904 INFO L857 garLoopResultBuilder]: For program point L74(lines 74 84) no Hoare annotation was computed. [2021-10-28 09:49:44,904 INFO L857 garLoopResultBuilder]: For program point L74-2(lines 74 84) no Hoare annotation was computed. [2021-10-28 09:49:44,904 INFO L857 garLoopResultBuilder]: For program point L74-4(lines 74 84) no Hoare annotation was computed. [2021-10-28 09:49:44,904 INFO L857 garLoopResultBuilder]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2021-10-28 09:49:44,904 INFO L857 garLoopResultBuilder]: For program point L75(lines 75 81) no Hoare annotation was computed. [2021-10-28 09:49:44,904 INFO L857 garLoopResultBuilder]: For program point L75-2(lines 75 81) no Hoare annotation was computed. [2021-10-28 09:49:44,905 INFO L857 garLoopResultBuilder]: For program point L75-4(lines 75 81) no Hoare annotation was computed. [2021-10-28 09:49:44,905 INFO L853 garLoopResultBuilder]: At program point L125(lines 120 128) the Hoare annotation is: (and (= ~pumpRunning~0 0) (= ~methaneLevelCritical~0 0) (= |ULTIMATE.start_valid_product_#res| 1) (not (= 0 ~systemActive~0))) [2021-10-28 09:49:44,905 INFO L853 garLoopResultBuilder]: At program point L59(lines 54 61) the Hoare annotation is: (and (= ~pumpRunning~0 0) (= ~methaneLevelCritical~0 0) (= ULTIMATE.start_main_~tmp~1 1) (= |ULTIMATE.start_valid_product_#res| 1) (not (= 0 ~systemActive~0))) [2021-10-28 09:49:44,905 INFO L857 garLoopResultBuilder]: For program point ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION(line 695) no Hoare annotation was computed. [2021-10-28 09:49:44,905 INFO L857 garLoopResultBuilder]: For program point L241(lines 241 245) no Hoare annotation was computed. [2021-10-28 09:49:44,906 INFO L857 garLoopResultBuilder]: For program point L241-1(lines 780 786) no Hoare annotation was computed. [2021-10-28 09:49:44,906 INFO L857 garLoopResultBuilder]: For program point L142(lines 142 146) no Hoare annotation was computed. [2021-10-28 09:49:44,907 INFO L857 garLoopResultBuilder]: For program point L142-3(lines 142 146) no Hoare annotation was computed. [2021-10-28 09:49:44,908 INFO L857 garLoopResultBuilder]: For program point L142-6(lines 142 146) no Hoare annotation was computed. [2021-10-28 09:49:44,908 INFO L853 garLoopResultBuilder]: At program point L787(lines 787 793) the Hoare annotation is: (and (= ULTIMATE.start_test_~splverifierCounter~0 0) (= ~pumpRunning~0 0) (= ULTIMATE.start_main_~tmp~1 1) (= |ULTIMATE.start_valid_product_#res| 1)) [2021-10-28 09:49:44,908 INFO L853 garLoopResultBuilder]: At program point L787-1(lines 787 793) the Hoare annotation is: false [2021-10-28 09:49:44,909 INFO L853 garLoopResultBuilder]: At program point L787-2(lines 787 793) the Hoare annotation is: false [2021-10-28 09:49:44,909 INFO L857 garLoopResultBuilder]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2021-10-28 09:49:44,909 INFO L853 garLoopResultBuilder]: At program point L920(lines 905 923) the Hoare annotation is: false [2021-10-28 09:49:44,909 INFO L853 garLoopResultBuilder]: At program point L920-1(lines 905 923) the Hoare annotation is: false [2021-10-28 09:49:44,910 INFO L853 garLoopResultBuilder]: At program point L920-2(lines 905 923) the Hoare annotation is: false [2021-10-28 09:49:44,910 INFO L857 garLoopResultBuilder]: For program point L722(lines 722 728) no Hoare annotation was computed. [2021-10-28 09:49:44,910 INFO L853 garLoopResultBuilder]: At program point L722-1(lines 722 728) the Hoare annotation is: (and (= ULTIMATE.start_test_~splverifierCounter~0 0) (= ~pumpRunning~0 0) (= ULTIMATE.start_main_~tmp~1 1) (= |ULTIMATE.start_valid_product_#res| 1)) [2021-10-28 09:49:44,910 INFO L857 garLoopResultBuilder]: For program point L311(lines 311 318) no Hoare annotation was computed. [2021-10-28 09:49:44,911 INFO L860 garLoopResultBuilder]: At program point L311-1(lines 311 318) the Hoare annotation is: true [2021-10-28 09:49:44,911 INFO L853 garLoopResultBuilder]: At program point L179(lines 174 182) the Hoare annotation is: (and (= ULTIMATE.start_test_~splverifierCounter~0 0) (= ~pumpRunning~0 0) (= ULTIMATE.start_main_~tmp~1 1) (= |ULTIMATE.start_valid_product_#res| 1)) [2021-10-28 09:49:44,916 INFO L853 garLoopResultBuilder]: At program point L179-1(lines 174 182) the Hoare annotation is: false [2021-10-28 09:49:44,917 INFO L853 garLoopResultBuilder]: At program point L179-2(lines 174 182) the Hoare annotation is: false [2021-10-28 09:49:44,919 INFO L857 garLoopResultBuilder]: For program point L742(lines 742 757) no Hoare annotation was computed. [2021-10-28 09:49:44,919 INFO L857 garLoopResultBuilder]: For program point L-1(line -1) no Hoare annotation was computed. [2021-10-28 09:49:44,920 INFO L857 garLoopResultBuilder]: For program point ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION(line 695) no Hoare annotation was computed. [2021-10-28 09:49:44,920 INFO L857 garLoopResultBuilder]: For program point L166(lines 166 170) no Hoare annotation was computed. [2021-10-28 09:49:44,920 INFO L857 garLoopResultBuilder]: For program point L695(line 695) no Hoare annotation was computed. [2021-10-28 09:49:44,920 INFO L857 garLoopResultBuilder]: For program point L695-1(line 695) no Hoare annotation was computed. [2021-10-28 09:49:44,920 INFO L853 garLoopResultBuilder]: At program point L117(lines 1 946) the Hoare annotation is: (and (= ~pumpRunning~0 0) (= ~methaneLevelCritical~0 0) (not (= 0 ~systemActive~0))) [2021-10-28 09:49:44,920 INFO L857 garLoopResultBuilder]: For program point L695-2(line 695) no Hoare annotation was computed. [2021-10-28 09:49:44,924 INFO L731 BasicCegarLoop]: Path program histogram: [1, 1, 1, 1, 1] [2021-10-28 09:49:44,926 INFO L179 ceAbstractionStarter]: Computing trace abstraction results [2021-10-28 09:49:44,958 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 28.10 09:49:44 BoogieIcfgContainer [2021-10-28 09:49:44,958 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2021-10-28 09:49:44,959 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2021-10-28 09:49:44,959 INFO L271 PluginConnector]: Initializing Witness Printer... [2021-10-28 09:49:44,959 INFO L275 PluginConnector]: Witness Printer initialized [2021-10-28 09:49:44,960 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 28.10 09:49:42" (3/4) ... [2021-10-28 09:49:44,964 INFO L137 WitnessPrinter]: Generating witness for correct program [2021-10-28 09:49:44,984 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 41 nodes and edges [2021-10-28 09:49:44,985 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 21 nodes and edges [2021-10-28 09:49:44,986 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 10 nodes and edges [2021-10-28 09:49:44,987 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 5 nodes and edges [2021-10-28 09:49:44,988 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 2 nodes and edges [2021-10-28 09:49:44,989 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2021-10-28 09:49:44,990 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2021-10-28 09:49:45,020 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((pumpRunning == 0 && methaneLevelCritical == 0) && \result == 1) && !(0 == systemActive) [2021-10-28 09:49:45,021 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((pumpRunning == 0 && methaneLevelCritical == 0) && tmp == 1) && \result == 1) && !(0 == systemActive) [2021-10-28 09:49:45,021 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((pumpRunning == 0 && methaneLevelCritical == 0) && tmp == 1) && \result == 1) && !(0 == systemActive) [2021-10-28 09:49:45,021 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((splverifierCounter == 0 && pumpRunning == 0) && tmp == 1) && \result == 1 [2021-10-28 09:49:45,022 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((splverifierCounter == 0 && pumpRunning == 0) && tmp == 1) && \result == 1 [2021-10-28 09:49:45,022 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((splverifierCounter == 0 && pumpRunning == 0) && tmp == 1) && \result == 1 [2021-10-28 09:49:45,023 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((splverifierCounter == 0 && pumpRunning == 0) && tmp == 1) && \result == 1 [2021-10-28 09:49:45,023 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((splverifierCounter == 0 && pumpRunning == 0) && tmp == 1) && \result == 1 [2021-10-28 09:49:45,024 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((splverifierCounter == 0 && pumpRunning == 0) && tmp == 1) && \result == 1 [2021-10-28 09:49:45,024 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((splverifierCounter == 0 && pumpRunning == 0) && tmp == 1) && \result == 1 [2021-10-28 09:49:45,025 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((splverifierCounter == 0 && pumpRunning == 0) && tmp == 1) && \result == 1 [2021-10-28 09:49:45,026 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((splverifierCounter == 0 && pumpRunning == 0) && \result == 0) && tmp == 1) && \result == 1 [2021-10-28 09:49:45,067 INFO L141 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_139c7cf0-9446-451c-8793-77ba6a8f4e5f/bin/uautomizer-UnR33cPsHg/witness.graphml [2021-10-28 09:49:45,067 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2021-10-28 09:49:45,069 INFO L168 Benchmark]: Toolchain (without parser) took 4923.89 ms. Allocated memory was 88.1 MB in the beginning and 136.3 MB in the end (delta: 48.2 MB). Free memory was 52.9 MB in the beginning and 103.4 MB in the end (delta: -50.5 MB). There was no memory consumed. Max. memory is 16.1 GB. [2021-10-28 09:49:45,070 INFO L168 Benchmark]: CDTParser took 0.32 ms. Allocated memory is still 88.1 MB. Free memory was 60.5 MB in the beginning and 60.5 MB in the end (delta: 26.8 kB). There was no memory consumed. Max. memory is 16.1 GB. [2021-10-28 09:49:45,070 INFO L168 Benchmark]: CACSL2BoogieTranslator took 671.96 ms. Allocated memory was 88.1 MB in the beginning and 111.1 MB in the end (delta: 23.1 MB). Free memory was 52.7 MB in the beginning and 79.6 MB in the end (delta: -26.9 MB). Peak memory consumption was 5.9 MB. Max. memory is 16.1 GB. [2021-10-28 09:49:45,071 INFO L168 Benchmark]: Boogie Procedure Inliner took 117.15 ms. Allocated memory is still 111.1 MB. Free memory was 79.6 MB in the beginning and 76.3 MB in the end (delta: 3.2 MB). There was no memory consumed. Max. memory is 16.1 GB. [2021-10-28 09:49:45,071 INFO L168 Benchmark]: Boogie Preprocessor took 48.13 ms. Allocated memory is still 111.1 MB. Free memory was 76.3 MB in the beginning and 74.3 MB in the end (delta: 2.0 MB). Peak memory consumption was 4.2 MB. Max. memory is 16.1 GB. [2021-10-28 09:49:45,072 INFO L168 Benchmark]: RCFGBuilder took 1101.94 ms. Allocated memory is still 111.1 MB. Free memory was 74.3 MB in the beginning and 63.4 MB in the end (delta: 10.9 MB). Peak memory consumption was 19.8 MB. Max. memory is 16.1 GB. [2021-10-28 09:49:45,072 INFO L168 Benchmark]: TraceAbstraction took 2839.33 ms. Allocated memory was 111.1 MB in the beginning and 136.3 MB in the end (delta: 25.2 MB). Free memory was 62.9 MB in the beginning and 110.7 MB in the end (delta: -47.8 MB). Peak memory consumption was 28.9 MB. Max. memory is 16.1 GB. [2021-10-28 09:49:45,072 INFO L168 Benchmark]: Witness Printer took 108.64 ms. Allocated memory is still 136.3 MB. Free memory was 110.7 MB in the beginning and 103.4 MB in the end (delta: 7.3 MB). Peak memory consumption was 6.3 MB. Max. memory is 16.1 GB. [2021-10-28 09:49:45,075 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.32 ms. Allocated memory is still 88.1 MB. Free memory was 60.5 MB in the beginning and 60.5 MB in the end (delta: 26.8 kB). There was no memory consumed. Max. memory is 16.1 GB. * CACSL2BoogieTranslator took 671.96 ms. Allocated memory was 88.1 MB in the beginning and 111.1 MB in the end (delta: 23.1 MB). Free memory was 52.7 MB in the beginning and 79.6 MB in the end (delta: -26.9 MB). Peak memory consumption was 5.9 MB. Max. memory is 16.1 GB. * Boogie Procedure Inliner took 117.15 ms. Allocated memory is still 111.1 MB. Free memory was 79.6 MB in the beginning and 76.3 MB in the end (delta: 3.2 MB). There was no memory consumed. Max. memory is 16.1 GB. * Boogie Preprocessor took 48.13 ms. Allocated memory is still 111.1 MB. Free memory was 76.3 MB in the beginning and 74.3 MB in the end (delta: 2.0 MB). Peak memory consumption was 4.2 MB. Max. memory is 16.1 GB. * RCFGBuilder took 1101.94 ms. Allocated memory is still 111.1 MB. Free memory was 74.3 MB in the beginning and 63.4 MB in the end (delta: 10.9 MB). Peak memory consumption was 19.8 MB. Max. memory is 16.1 GB. * TraceAbstraction took 2839.33 ms. Allocated memory was 111.1 MB in the beginning and 136.3 MB in the end (delta: 25.2 MB). Free memory was 62.9 MB in the beginning and 110.7 MB in the end (delta: -47.8 MB). Peak memory consumption was 28.9 MB. Max. memory is 16.1 GB. * Witness Printer took 108.64 ms. Allocated memory is still 136.3 MB. Free memory was 110.7 MB in the beginning and 103.4 MB in the end (delta: 7.3 MB). Peak memory consumption was 6.3 MB. Max. memory is 16.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: ErrorAutomatonStatistics NumberErrorTraces: 0, NumberStatementsAllTraces: 0, NumberRelevantStatements: 0, 0.0s 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: 695]: call to reach_error is unreachable For all program executions holds that call to reach_error is unreachable at this location - PositiveResult [Line: 695]: call to reach_error is unreachable For all program executions holds that call to reach_error is unreachable at this location - PositiveResult [Line: 695]: 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, 81 locations, 3 error locations. Started 1 CEGAR loops. OverallTime: 2.7s, OverallIterations: 5, TraceHistogramMax: 1, PathProgramHistogramMax: 1, EmptinessCheckTime: 0.0s, AutomataDifference: 0.5s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.7s, InitialAbstractionConstructionTime: 0.0s, PartialOrderReductionTime: 0.0s, HoareTripleCheckerStatistics: 348 SDtfs, 501 SDslu, 364 SDs, 0 SdLazy, 51 SolverSat, 11 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 0.1s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 30 GetRequests, 11 SyntacticMatches, 0 SemanticMatches, 19 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 7 ImplicationChecksByTransitivity, 0.1s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=99occurred in iteration=4, InterpolantAutomatonStates: 24, 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, 5 MinimizatonAttempts, 116 StatesRemovedByMinimization, 2 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 33 LocationsWithAnnotation, 33 PreInvPairs, 119 NumberOfFragments, 199 HoareAnnotationTreeSize, 33 FomulaSimplifications, 3428 FormulaSimplificationTreeSizeReduction, 0.3s HoareSimplificationTime, 33 FomulaSimplificationsInter, 704 FormulaSimplificationTreeSizeReductionInter, 0.3s HoareSimplificationTimeInter, RefinementEngineStatistics: TRACE_CHECK: 0.0s SsaConstructionTime, 0.3s SatisfiabilityAnalysisTime, 0.5s InterpolantComputationTime, 112 NumberOfCodeBlocks, 112 NumberOfCodeBlocksAsserted, 5 NumberOfCheckSat, 107 ConstructedInterpolants, 0 QuantifiedInterpolants, 207 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 5 InterpolantComputations, 5 PerfectInterpolantSequences, 0/0 InterpolantCoveringCapability, INVARIANT_SYNTHESIS: No data available, INTERPOLANT_CONSOLIDATION: No data available, ABSTRACT_INTERPRETATION: No data available, PDR: No data available, ACCELERATED_INTERPOLATION: No data available, SIFA: No data available, ReuseStatistics: No data available - AllSpecificationsHoldResult: All specifications hold 3 specifications checked. All of them hold - InvariantResult [Line: 860]: Loop Invariant Derived loop invariant: (((splverifierCounter == 0 && pumpRunning == 0) && \result == 0) && tmp == 1) && \result == 1 - InvariantResult [Line: 905]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 779]: Loop Invariant Derived loop invariant: ((splverifierCounter == 0 && pumpRunning == 0) && tmp == 1) && \result == 1 - InvariantResult [Line: 54]: Loop Invariant Derived loop invariant: (((pumpRunning == 0 && methaneLevelCritical == 0) && tmp == 1) && \result == 1) && !(0 == systemActive) - InvariantResult [Line: 722]: Loop Invariant Derived loop invariant: ((splverifierCounter == 0 && pumpRunning == 0) && tmp == 1) && \result == 1 - InvariantResult [Line: 928]: Loop Invariant Derived loop invariant: ((splverifierCounter == 0 && pumpRunning == 0) && tmp == 1) && \result == 1 - InvariantResult [Line: 1]: Loop Invariant Derived loop invariant: (pumpRunning == 0 && methaneLevelCritical == 0) && !(0 == systemActive) - InvariantResult [Line: 174]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 215]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 237]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 905]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 301]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 779]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 779]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 860]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 215]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 282]: Loop Invariant Derived loop invariant: (((pumpRunning == 0 && methaneLevelCritical == 0) && tmp == 1) && \result == 1) && !(0 == systemActive) - InvariantResult [Line: 787]: Loop Invariant Derived loop invariant: ((splverifierCounter == 0 && pumpRunning == 0) && tmp == 1) && \result == 1 - InvariantResult [Line: 120]: Loop Invariant Derived loop invariant: ((pumpRunning == 0 && methaneLevelCritical == 0) && \result == 1) && !(0 == systemActive) - InvariantResult [Line: 1]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 711]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 787]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 905]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 174]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 174]: Loop Invariant Derived loop invariant: ((splverifierCounter == 0 && pumpRunning == 0) && tmp == 1) && \result == 1 - InvariantResult [Line: 1]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 780]: Loop Invariant Derived loop invariant: ((splverifierCounter == 0 && pumpRunning == 0) && tmp == 1) && \result == 1 - InvariantResult [Line: 311]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 732]: Loop Invariant Derived loop invariant: ((splverifierCounter == 0 && pumpRunning == 0) && tmp == 1) && \result == 1 - InvariantResult [Line: 1]: Loop Invariant Derived loop invariant: ((splverifierCounter == 0 && pumpRunning == 0) && tmp == 1) && \result == 1 - InvariantResult [Line: 860]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 787]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 215]: Loop Invariant Derived loop invariant: 0 RESULT: Ultimate proved your program to be correct! [2021-10-28 09:49:45,144 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_139c7cf0-9446-451c-8793-77ba6a8f4e5f/bin/uautomizer-UnR33cPsHg/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Forceful destruction successful, exit code 0 Received shutdown request...