./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/product-lines/minepump_spec2_product22.cil.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version e943c265 Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8091f7d3-74b8-4ea0-ba13-31c00b466c2d/bin/uautomizer-j4sWxH34Be/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8091f7d3-74b8-4ea0-ba13-31c00b466c2d/bin/uautomizer-j4sWxH34Be/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8091f7d3-74b8-4ea0-ba13-31c00b466c2d/bin/uautomizer-j4sWxH34Be/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8091f7d3-74b8-4ea0-ba13-31c00b466c2d/bin/uautomizer-j4sWxH34Be/config/AutomizerReach.xml -i ../../sv-benchmarks/c/product-lines/minepump_spec2_product22.cil.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8091f7d3-74b8-4ea0-ba13-31c00b466c2d/bin/uautomizer-j4sWxH34Be/config/svcomp-Reach-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8091f7d3-74b8-4ea0-ba13-31c00b466c2d/bin/uautomizer-j4sWxH34Be --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 1e4d2a057e25f6959650b499ceac5ee260080b43c52b288c780b8039e90be344 ........................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... Execution finished normally Writing output log to file Ultimate.log Result: TRUE --- Real Ultimate output --- This is Ultimate 0.2.1-dev-e943c26 [2021-10-21 19:21:24,446 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-10-21 19:21:24,450 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-10-21 19:21:24,515 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-10-21 19:21:24,516 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-10-21 19:21:24,520 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-10-21 19:21:24,522 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-10-21 19:21:24,526 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-10-21 19:21:24,528 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-10-21 19:21:24,534 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-10-21 19:21:24,535 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-10-21 19:21:24,537 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-10-21 19:21:24,538 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-10-21 19:21:24,540 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-10-21 19:21:24,543 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-10-21 19:21:24,547 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-10-21 19:21:24,549 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-10-21 19:21:24,550 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-10-21 19:21:24,552 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-10-21 19:21:24,560 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-10-21 19:21:24,562 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-10-21 19:21:24,564 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-10-21 19:21:24,567 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-10-21 19:21:24,568 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-10-21 19:21:24,577 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-10-21 19:21:24,578 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-10-21 19:21:24,578 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-10-21 19:21:24,580 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-10-21 19:21:24,581 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-10-21 19:21:24,582 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-10-21 19:21:24,583 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-10-21 19:21:24,584 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-10-21 19:21:24,586 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-10-21 19:21:24,587 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-10-21 19:21:24,588 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-10-21 19:21:24,589 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-10-21 19:21:24,589 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-10-21 19:21:24,590 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-10-21 19:21:24,590 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-10-21 19:21:24,591 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-10-21 19:21:24,591 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-10-21 19:21:24,592 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8091f7d3-74b8-4ea0-ba13-31c00b466c2d/bin/uautomizer-j4sWxH34Be/config/svcomp-Reach-32bit-Automizer_Default.epf [2021-10-21 19:21:24,624 INFO L113 SettingsManager]: Loading preferences was successful [2021-10-21 19:21:24,624 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-10-21 19:21:24,624 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2021-10-21 19:21:24,625 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2021-10-21 19:21:24,626 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-10-21 19:21:24,626 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-10-21 19:21:24,626 INFO L138 SettingsManager]: * Use SBE=true [2021-10-21 19:21:24,627 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-10-21 19:21:24,627 INFO L138 SettingsManager]: * sizeof long=4 [2021-10-21 19:21:24,627 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-10-21 19:21:24,627 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-10-21 19:21:24,628 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-10-21 19:21:24,628 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-10-21 19:21:24,628 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-10-21 19:21:24,628 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-10-21 19:21:24,629 INFO L138 SettingsManager]: * sizeof long double=12 [2021-10-21 19:21:24,629 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-10-21 19:21:24,629 INFO L138 SettingsManager]: * Use constant arrays=true [2021-10-21 19:21:24,629 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-10-21 19:21:24,630 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-10-21 19:21:24,630 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-10-21 19:21:24,630 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-10-21 19:21:24,630 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-10-21 19:21:24,631 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-10-21 19:21:24,631 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-10-21 19:21:24,631 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-10-21 19:21:24,631 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2021-10-21 19:21:24,631 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-10-21 19:21:24,632 INFO L138 SettingsManager]: * Large block encoding in concurrent analysis=OFF [2021-10-21 19:21:24,632 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2021-10-21 19:21:24,632 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-10-21 19:21:24,632 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-10-21 19:21:24,633 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_8091f7d3-74b8-4ea0-ba13-31c00b466c2d/bin/uautomizer-j4sWxH34Be/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8091f7d3-74b8-4ea0-ba13-31c00b466c2d/bin/uautomizer-j4sWxH34Be Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 1e4d2a057e25f6959650b499ceac5ee260080b43c52b288c780b8039e90be344 [2021-10-21 19:21:24,858 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-10-21 19:21:24,892 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-10-21 19:21:24,894 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-10-21 19:21:24,896 INFO L271 PluginConnector]: Initializing CDTParser... [2021-10-21 19:21:24,896 INFO L275 PluginConnector]: CDTParser initialized [2021-10-21 19:21:24,897 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8091f7d3-74b8-4ea0-ba13-31c00b466c2d/bin/uautomizer-j4sWxH34Be/../../sv-benchmarks/c/product-lines/minepump_spec2_product22.cil.c [2021-10-21 19:21:24,995 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8091f7d3-74b8-4ea0-ba13-31c00b466c2d/bin/uautomizer-j4sWxH34Be/data/fb2fc1108/8166f537be8f49c3aa7b4a726ab07ed0/FLAGa9fe4fd79 [2021-10-21 19:21:25,557 INFO L306 CDTParser]: Found 1 translation units. [2021-10-21 19:21:25,558 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8091f7d3-74b8-4ea0-ba13-31c00b466c2d/sv-benchmarks/c/product-lines/minepump_spec2_product22.cil.c [2021-10-21 19:21:25,570 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8091f7d3-74b8-4ea0-ba13-31c00b466c2d/bin/uautomizer-j4sWxH34Be/data/fb2fc1108/8166f537be8f49c3aa7b4a726ab07ed0/FLAGa9fe4fd79 [2021-10-21 19:21:25,870 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8091f7d3-74b8-4ea0-ba13-31c00b466c2d/bin/uautomizer-j4sWxH34Be/data/fb2fc1108/8166f537be8f49c3aa7b4a726ab07ed0 [2021-10-21 19:21:25,872 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-10-21 19:21:25,873 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-10-21 19:21:25,875 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-10-21 19:21:25,875 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-10-21 19:21:25,878 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-10-21 19:21:25,879 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.10 07:21:25" (1/1) ... [2021-10-21 19:21:25,880 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@64a75337 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.10 07:21:25, skipping insertion in model container [2021-10-21 19:21:25,880 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.10 07:21:25" (1/1) ... [2021-10-21 19:21:25,887 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-10-21 19:21:25,939 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-10-21 19:21:26,311 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_8091f7d3-74b8-4ea0-ba13-31c00b466c2d/sv-benchmarks/c/product-lines/minepump_spec2_product22.cil.c[16136,16149] [2021-10-21 19:21:26,332 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-10-21 19:21:26,348 INFO L203 MainTranslator]: Completed pre-run [2021-10-21 19:21:26,416 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_8091f7d3-74b8-4ea0-ba13-31c00b466c2d/sv-benchmarks/c/product-lines/minepump_spec2_product22.cil.c[16136,16149] [2021-10-21 19:21:26,423 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-10-21 19:21:26,443 INFO L208 MainTranslator]: Completed translation [2021-10-21 19:21:26,444 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.10 07:21:26 WrapperNode [2021-10-21 19:21:26,444 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-10-21 19:21:26,445 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-10-21 19:21:26,445 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-10-21 19:21:26,445 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-10-21 19:21:26,452 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.10 07:21:26" (1/1) ... [2021-10-21 19:21:26,469 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.10 07:21:26" (1/1) ... [2021-10-21 19:21:26,540 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-10-21 19:21:26,541 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-10-21 19:21:26,541 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-10-21 19:21:26,541 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-10-21 19:21:26,550 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.10 07:21:26" (1/1) ... [2021-10-21 19:21:26,550 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.10 07:21:26" (1/1) ... [2021-10-21 19:21:26,566 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.10 07:21:26" (1/1) ... [2021-10-21 19:21:26,570 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.10 07:21:26" (1/1) ... [2021-10-21 19:21:26,588 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.10 07:21:26" (1/1) ... [2021-10-21 19:21:26,612 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.10 07:21:26" (1/1) ... [2021-10-21 19:21:26,628 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.10 07:21:26" (1/1) ... [2021-10-21 19:21:26,633 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-10-21 19:21:26,634 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-10-21 19:21:26,634 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-10-21 19:21:26,634 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-10-21 19:21:26,642 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.10 07:21:26" (1/1) ... [2021-10-21 19:21:26,650 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-10-21 19:21:26,664 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8091f7d3-74b8-4ea0-ba13-31c00b466c2d/bin/uautomizer-j4sWxH34Be/z3 [2021-10-21 19:21:26,680 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8091f7d3-74b8-4ea0-ba13-31c00b466c2d/bin/uautomizer-j4sWxH34Be/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2021-10-21 19:21:26,697 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8091f7d3-74b8-4ea0-ba13-31c00b466c2d/bin/uautomizer-j4sWxH34Be/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2021-10-21 19:21:26,732 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-10-21 19:21:26,732 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-10-21 19:21:26,733 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-10-21 19:21:26,733 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-10-21 19:21:27,624 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-10-21 19:21:27,624 INFO L299 CfgBuilder]: Removed 160 assume(true) statements. [2021-10-21 19:21:27,626 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.10 07:21:27 BoogieIcfgContainer [2021-10-21 19:21:27,626 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-10-21 19:21:27,628 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2021-10-21 19:21:27,628 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2021-10-21 19:21:27,637 INFO L275 PluginConnector]: TraceAbstraction initialized [2021-10-21 19:21:27,638 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 21.10 07:21:25" (1/3) ... [2021-10-21 19:21:27,640 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@155b3a7c and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 21.10 07:21:27, skipping insertion in model container [2021-10-21 19:21:27,641 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.10 07:21:26" (2/3) ... [2021-10-21 19:21:27,641 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@155b3a7c and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 21.10 07:21:27, skipping insertion in model container [2021-10-21 19:21:27,642 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.10 07:21:27" (3/3) ... [2021-10-21 19:21:27,643 INFO L111 eAbstractionObserver]: Analyzing ICFG minepump_spec2_product22.cil.c [2021-10-21 19:21:27,649 INFO L204 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2021-10-21 19:21:27,649 INFO L163 ceAbstractionStarter]: Applying trace abstraction to program that has 3 error locations. [2021-10-21 19:21:27,712 INFO L338 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2021-10-21 19:21:27,720 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 [2021-10-21 19:21:27,721 INFO L340 AbstractCegarLoop]: Starting to check reachability of 3 error locations. [2021-10-21 19:21:27,743 INFO L276 IsEmpty]: Start isEmpty. Operand has 109 states, 105 states have (on average 1.5523809523809524) internal successors, (163), 108 states have internal predecessors, (163), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-21 19:21:27,749 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-10-21 19:21:27,750 INFO L504 BasicCegarLoop]: Found error trace [2021-10-21 19:21:27,750 INFO L512 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-10-21 19:21:27,751 INFO L402 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION] === [2021-10-21 19:21:27,756 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-21 19:21:27,757 INFO L82 PathProgramCache]: Analyzing trace with hash -509663600, now seen corresponding path program 1 times [2021-10-21 19:21:27,769 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-21 19:21:27,770 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1721424332] [2021-10-21 19:21:27,770 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-21 19:21:27,771 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-21 19:21:27,974 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-21 19:21:28,080 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-21 19:21:28,081 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-10-21 19:21:28,081 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1721424332] [2021-10-21 19:21:28,082 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1721424332] provided 1 perfect and 0 imperfect interpolant sequences [2021-10-21 19:21:28,082 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-10-21 19:21:28,082 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2021-10-21 19:21:28,084 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1093601938] [2021-10-21 19:21:28,088 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2021-10-21 19:21:28,088 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-10-21 19:21:28,100 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2021-10-21 19:21:28,101 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2021-10-21 19:21:28,103 INFO L87 Difference]: Start difference. First operand has 109 states, 105 states have (on average 1.5523809523809524) internal successors, (163), 108 states have internal predecessors, (163), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) 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) [2021-10-21 19:21:28,131 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-21 19:21:28,132 INFO L93 Difference]: Finished difference Result 211 states and 318 transitions. [2021-10-21 19:21:28,132 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-10-21 19:21:28,133 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 [2021-10-21 19:21:28,134 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-21 19:21:28,143 INFO L225 Difference]: With dead ends: 211 [2021-10-21 19:21:28,143 INFO L226 Difference]: Without dead ends: 105 [2021-10-21 19:21:28,146 INFO L781 BasicCegarLoop]: 0 DeclaredPredicates, 2 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0ms TimeCoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2021-10-21 19:21:28,162 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 105 states. [2021-10-21 19:21:28,204 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 105 to 105. [2021-10-21 19:21:28,210 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 105 states, 102 states have (on average 1.4803921568627452) internal successors, (151), 104 states have internal predecessors, (151), 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) [2021-10-21 19:21:28,213 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 105 states to 105 states and 151 transitions. [2021-10-21 19:21:28,217 INFO L78 Accepts]: Start accepts. Automaton has 105 states and 151 transitions. Word has length 18 [2021-10-21 19:21:28,218 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-21 19:21:28,218 INFO L470 AbstractCegarLoop]: Abstraction has 105 states and 151 transitions. [2021-10-21 19:21:28,219 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) [2021-10-21 19:21:28,219 INFO L276 IsEmpty]: Start isEmpty. Operand 105 states and 151 transitions. [2021-10-21 19:21:28,220 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2021-10-21 19:21:28,222 INFO L504 BasicCegarLoop]: Found error trace [2021-10-21 19:21:28,222 INFO L512 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-10-21 19:21:28,223 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2021-10-21 19:21:28,223 INFO L402 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION] === [2021-10-21 19:21:28,224 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-21 19:21:28,227 INFO L82 PathProgramCache]: Analyzing trace with hash -890511133, now seen corresponding path program 1 times [2021-10-21 19:21:28,228 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-21 19:21:28,228 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [266570583] [2021-10-21 19:21:28,228 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-21 19:21:28,229 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-21 19:21:28,283 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-21 19:21:28,359 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-21 19:21:28,359 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-10-21 19:21:28,359 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [266570583] [2021-10-21 19:21:28,360 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [266570583] provided 1 perfect and 0 imperfect interpolant sequences [2021-10-21 19:21:28,360 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-10-21 19:21:28,360 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-10-21 19:21:28,360 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1436564053] [2021-10-21 19:21:28,361 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2021-10-21 19:21:28,362 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-10-21 19:21:28,362 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-10-21 19:21:28,363 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-10-21 19:21:28,363 INFO L87 Difference]: Start difference. First operand 105 states and 151 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) [2021-10-21 19:21:28,381 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-21 19:21:28,386 INFO L93 Difference]: Finished difference Result 105 states and 151 transitions. [2021-10-21 19:21:28,386 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-10-21 19:21:28,387 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 [2021-10-21 19:21:28,387 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-21 19:21:28,388 INFO L225 Difference]: With dead ends: 105 [2021-10-21 19:21:28,389 INFO L226 Difference]: Without dead ends: 45 [2021-10-21 19:21:28,390 INFO L781 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 4.4ms TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-10-21 19:21:28,391 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 45 states. [2021-10-21 19:21:28,395 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 45 to 45. [2021-10-21 19:21:28,395 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 45 states, 44 states have (on average 1.4545454545454546) internal successors, (64), 44 states have internal predecessors, (64), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-21 19:21:28,396 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 45 states to 45 states and 64 transitions. [2021-10-21 19:21:28,396 INFO L78 Accepts]: Start accepts. Automaton has 45 states and 64 transitions. Word has length 19 [2021-10-21 19:21:28,397 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-21 19:21:28,397 INFO L470 AbstractCegarLoop]: Abstraction has 45 states and 64 transitions. [2021-10-21 19:21:28,397 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) [2021-10-21 19:21:28,397 INFO L276 IsEmpty]: Start isEmpty. Operand 45 states and 64 transitions. [2021-10-21 19:21:28,398 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2021-10-21 19:21:28,398 INFO L504 BasicCegarLoop]: Found error trace [2021-10-21 19:21:28,398 INFO L512 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] [2021-10-21 19:21:28,398 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2021-10-21 19:21:28,399 INFO L402 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION] === [2021-10-21 19:21:28,399 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-21 19:21:28,399 INFO L82 PathProgramCache]: Analyzing trace with hash -1279741385, now seen corresponding path program 1 times [2021-10-21 19:21:28,400 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-21 19:21:28,400 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1994194384] [2021-10-21 19:21:28,400 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-21 19:21:28,400 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-21 19:21:28,431 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-21 19:21:28,485 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-21 19:21:28,485 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-10-21 19:21:28,486 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1994194384] [2021-10-21 19:21:28,486 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1994194384] provided 1 perfect and 0 imperfect interpolant sequences [2021-10-21 19:21:28,486 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-10-21 19:21:28,486 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2021-10-21 19:21:28,486 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1764540712] [2021-10-21 19:21:28,487 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2021-10-21 19:21:28,487 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-10-21 19:21:28,488 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2021-10-21 19:21:28,488 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2021-10-21 19:21:28,489 INFO L87 Difference]: Start difference. First operand 45 states and 64 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) [2021-10-21 19:21:28,551 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-21 19:21:28,551 INFO L93 Difference]: Finished difference Result 83 states and 121 transitions. [2021-10-21 19:21:28,555 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-10-21 19:21:28,555 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 [2021-10-21 19:21:28,556 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-21 19:21:28,558 INFO L225 Difference]: With dead ends: 83 [2021-10-21 19:21:28,559 INFO L226 Difference]: Without dead ends: 45 [2021-10-21 19:21:28,559 INFO L781 BasicCegarLoop]: 0 DeclaredPredicates, 9 GetRequests, 4 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 28.3ms TimeCoverageRelationStatistics Valid=17, Invalid=25, Unknown=0, NotChecked=0, Total=42 [2021-10-21 19:21:28,559 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 45 states. [2021-10-21 19:21:28,567 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 45 to 45. [2021-10-21 19:21:28,567 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 45 states, 44 states have (on average 1.4318181818181819) internal successors, (63), 44 states have internal predecessors, (63), 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) [2021-10-21 19:21:28,568 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 45 states to 45 states and 63 transitions. [2021-10-21 19:21:28,568 INFO L78 Accepts]: Start accepts. Automaton has 45 states and 63 transitions. Word has length 24 [2021-10-21 19:21:28,568 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-21 19:21:28,568 INFO L470 AbstractCegarLoop]: Abstraction has 45 states and 63 transitions. [2021-10-21 19:21:28,569 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) [2021-10-21 19:21:28,569 INFO L276 IsEmpty]: Start isEmpty. Operand 45 states and 63 transitions. [2021-10-21 19:21:28,569 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2021-10-21 19:21:28,570 INFO L504 BasicCegarLoop]: Found error trace [2021-10-21 19:21:28,570 INFO L512 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] [2021-10-21 19:21:28,570 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2021-10-21 19:21:28,570 INFO L402 AbstractCegarLoop]: === Iteration 4 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION] === [2021-10-21 19:21:28,571 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-21 19:21:28,571 INFO L82 PathProgramCache]: Analyzing trace with hash 1716158697, now seen corresponding path program 1 times [2021-10-21 19:21:28,571 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-21 19:21:28,571 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2136390] [2021-10-21 19:21:28,571 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-21 19:21:28,572 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-21 19:21:28,622 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-21 19:21:28,710 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-21 19:21:28,710 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-10-21 19:21:28,710 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2136390] [2021-10-21 19:21:28,710 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2136390] provided 1 perfect and 0 imperfect interpolant sequences [2021-10-21 19:21:28,711 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-10-21 19:21:28,711 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2021-10-21 19:21:28,712 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [308122994] [2021-10-21 19:21:28,712 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2021-10-21 19:21:28,712 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-10-21 19:21:28,713 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2021-10-21 19:21:28,713 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2021-10-21 19:21:28,713 INFO L87 Difference]: Start difference. First operand 45 states and 63 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) [2021-10-21 19:21:28,830 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-21 19:21:28,830 INFO L93 Difference]: Finished difference Result 207 states and 308 transitions. [2021-10-21 19:21:28,831 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-10-21 19:21:28,831 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 [2021-10-21 19:21:28,831 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-21 19:21:28,833 INFO L225 Difference]: With dead ends: 207 [2021-10-21 19:21:28,833 INFO L226 Difference]: Without dead ends: 169 [2021-10-21 19:21:28,834 INFO L781 BasicCegarLoop]: 0 DeclaredPredicates, 8 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 5 ImplicationChecksByTransitivity, 43.0ms TimeCoverageRelationStatistics Valid=27, Invalid=45, Unknown=0, NotChecked=0, Total=72 [2021-10-21 19:21:28,834 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 169 states. [2021-10-21 19:21:28,848 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 169 to 78. [2021-10-21 19:21:28,848 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 78 states, 77 states have (on average 1.4415584415584415) internal successors, (111), 77 states have internal predecessors, (111), 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) [2021-10-21 19:21:28,849 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 78 states to 78 states and 111 transitions. [2021-10-21 19:21:28,850 INFO L78 Accepts]: Start accepts. Automaton has 78 states and 111 transitions. Word has length 26 [2021-10-21 19:21:28,850 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-21 19:21:28,850 INFO L470 AbstractCegarLoop]: Abstraction has 78 states and 111 transitions. [2021-10-21 19:21:28,850 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) [2021-10-21 19:21:28,850 INFO L276 IsEmpty]: Start isEmpty. Operand 78 states and 111 transitions. [2021-10-21 19:21:28,851 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-10-21 19:21:28,852 INFO L504 BasicCegarLoop]: Found error trace [2021-10-21 19:21:28,852 INFO L512 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] [2021-10-21 19:21:28,852 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2021-10-21 19:21:28,852 INFO L402 AbstractCegarLoop]: === Iteration 5 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION] === [2021-10-21 19:21:28,853 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-21 19:21:28,853 INFO L82 PathProgramCache]: Analyzing trace with hash 700064625, now seen corresponding path program 1 times [2021-10-21 19:21:28,853 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-21 19:21:28,853 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [231720546] [2021-10-21 19:21:28,853 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-21 19:21:28,854 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-21 19:21:28,895 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-21 19:21:28,968 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-21 19:21:28,968 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-10-21 19:21:28,968 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [231720546] [2021-10-21 19:21:28,969 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [231720546] provided 1 perfect and 0 imperfect interpolant sequences [2021-10-21 19:21:28,969 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-10-21 19:21:28,969 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2021-10-21 19:21:28,969 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1732109221] [2021-10-21 19:21:28,970 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2021-10-21 19:21:28,970 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-10-21 19:21:28,971 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2021-10-21 19:21:28,971 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2021-10-21 19:21:28,971 INFO L87 Difference]: Start difference. First operand 78 states and 111 transitions. Second operand has 5 states, 5 states have (on average 5.4) internal successors, (27), 4 states have internal predecessors, (27), 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) [2021-10-21 19:21:29,041 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-21 19:21:29,041 INFO L93 Difference]: Finished difference Result 176 states and 260 transitions. [2021-10-21 19:21:29,042 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-10-21 19:21:29,042 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 5.4) internal successors, (27), 4 states have internal predecessors, (27), 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 27 [2021-10-21 19:21:29,042 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-21 19:21:29,043 INFO L225 Difference]: With dead ends: 176 [2021-10-21 19:21:29,043 INFO L226 Difference]: Without dead ends: 0 [2021-10-21 19:21:29,044 INFO L781 BasicCegarLoop]: 0 DeclaredPredicates, 6 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 20.1ms TimeCoverageRelationStatistics Valid=17, Invalid=25, Unknown=0, NotChecked=0, Total=42 [2021-10-21 19:21:29,044 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2021-10-21 19:21:29,044 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2021-10-21 19:21:29,044 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) [2021-10-21 19:21:29,045 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2021-10-21 19:21:29,045 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 27 [2021-10-21 19:21:29,045 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-21 19:21:29,045 INFO L470 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2021-10-21 19:21:29,046 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 5.4) internal successors, (27), 4 states have internal predecessors, (27), 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) [2021-10-21 19:21:29,046 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2021-10-21 19:21:29,046 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2021-10-21 19:21:29,056 INFO L764 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION [2021-10-21 19:21:29,057 INFO L764 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION [2021-10-21 19:21:29,057 INFO L764 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION [2021-10-21 19:21:29,057 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2021-10-21 19:21:29,060 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2021-10-21 19:21:29,063 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-21 19:21:29,065 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-21 19:21:29,066 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-21 19:21:29,079 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-21 19:21:29,080 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-21 19:21:29,080 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-21 19:21:29,082 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-21 19:21:29,082 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-21 19:21:29,083 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-21 19:21:29,084 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-21 19:21:29,100 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-21 19:21:29,101 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-21 19:21:29,101 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-21 19:21:29,102 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-21 19:21:29,103 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-21 19:21:29,103 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-21 19:21:29,117 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-21 19:21:29,118 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-21 19:21:29,118 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-21 19:21:29,119 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-21 19:21:29,120 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-21 19:21:29,128 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-21 19:21:29,128 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-21 19:21:29,129 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-21 19:21:29,130 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-21 19:21:29,141 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-21 19:21:29,142 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-21 19:21:29,151 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-21 19:21:29,152 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-21 19:21:29,153 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-21 19:21:29,155 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-21 19:21:29,162 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-21 19:21:29,175 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-21 19:21:29,199 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-21 19:21:29,200 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-21 19:21:29,200 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-21 19:21:29,201 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-21 19:21:29,201 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-21 19:21:29,202 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-21 19:21:29,202 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-21 19:21:29,203 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-21 19:21:29,204 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-21 19:21:29,204 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-21 19:21:29,205 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-21 19:21:29,470 INFO L857 garLoopResultBuilder]: For program point L729(lines 729 733) no Hoare annotation was computed. [2021-10-21 19:21:29,470 INFO L857 garLoopResultBuilder]: For program point ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION(line 788) no Hoare annotation was computed. [2021-10-21 19:21:29,470 INFO L857 garLoopResultBuilder]: For program point L432(lines 432 436) no Hoare annotation was computed. [2021-10-21 19:21:29,470 INFO L857 garLoopResultBuilder]: For program point L432-1(lines 538 544) no Hoare annotation was computed. [2021-10-21 19:21:29,471 INFO L857 garLoopResultBuilder]: For program point L863(lines 863 867) no Hoare annotation was computed. [2021-10-21 19:21:29,471 INFO L857 garLoopResultBuilder]: For program point L698(lines 698 702) no Hoare annotation was computed. [2021-10-21 19:21:29,471 INFO L857 garLoopResultBuilder]: For program point L698-2(lines 698 702) no Hoare annotation was computed. [2021-10-21 19:21:29,471 INFO L857 garLoopResultBuilder]: For program point L698-3(lines 698 702) no Hoare annotation was computed. [2021-10-21 19:21:29,471 INFO L857 garLoopResultBuilder]: For program point L698-5(lines 698 702) no Hoare annotation was computed. [2021-10-21 19:21:29,471 INFO L857 garLoopResultBuilder]: For program point L698-6(lines 698 702) no Hoare annotation was computed. [2021-10-21 19:21:29,471 INFO L857 garLoopResultBuilder]: For program point L698-8(lines 698 702) no Hoare annotation was computed. [2021-10-21 19:21:29,471 INFO L857 garLoopResultBuilder]: For program point L698-9(lines 698 702) no Hoare annotation was computed. [2021-10-21 19:21:29,472 INFO L857 garLoopResultBuilder]: For program point L698-11(lines 698 702) no Hoare annotation was computed. [2021-10-21 19:21:29,472 INFO L857 garLoopResultBuilder]: For program point L698-12(lines 698 702) no Hoare annotation was computed. [2021-10-21 19:21:29,472 INFO L857 garLoopResultBuilder]: For program point L698-14(lines 698 702) no Hoare annotation was computed. [2021-10-21 19:21:29,472 INFO L857 garLoopResultBuilder]: For program point L698-15(lines 698 702) no Hoare annotation was computed. [2021-10-21 19:21:29,472 INFO L857 garLoopResultBuilder]: For program point L698-17(lines 698 702) no Hoare annotation was computed. [2021-10-21 19:21:29,472 INFO L857 garLoopResultBuilder]: For program point L765(lines 765 769) no Hoare annotation was computed. [2021-10-21 19:21:29,473 INFO L853 garLoopResultBuilder]: At program point L765-2(lines 538 544) the Hoare annotation is: (and (= ULTIMATE.start_test_~splverifierCounter~0 0) (= ~pumpRunning~0 0) (= ULTIMATE.start_main_~tmp~3 1) (= |ULTIMATE.start_valid_product_#res| 1) (not (= 0 ~systemActive~0))) [2021-10-21 19:21:29,473 INFO L857 garLoopResultBuilder]: For program point L600(lines 600 608) no Hoare annotation was computed. [2021-10-21 19:21:29,473 INFO L857 garLoopResultBuilder]: For program point L600-1(lines 600 608) no Hoare annotation was computed. [2021-10-21 19:21:29,473 INFO L857 garLoopResultBuilder]: For program point L600-2(lines 600 608) no Hoare annotation was computed. [2021-10-21 19:21:29,473 INFO L853 garLoopResultBuilder]: At program point L799(lines 794 801) the Hoare annotation is: (and (= ~pumpRunning~0 0) (= ULTIMATE.start_main_~tmp~3 1) (= ~methaneLevelCritical~0 0) (= |ULTIMATE.start_valid_product_#res| 1) (not (= 0 ~systemActive~0))) [2021-10-21 19:21:29,473 INFO L857 garLoopResultBuilder]: For program point L570(lines 570 587) no Hoare annotation was computed. [2021-10-21 19:21:29,473 INFO L857 garLoopResultBuilder]: For program point L570-1(lines 570 587) no Hoare annotation was computed. [2021-10-21 19:21:29,474 INFO L857 garLoopResultBuilder]: For program point L570-2(lines 570 587) no Hoare annotation was computed. [2021-10-21 19:21:29,474 INFO L857 garLoopResultBuilder]: For program point L570-3(lines 570 587) no Hoare annotation was computed. [2021-10-21 19:21:29,474 INFO L857 garLoopResultBuilder]: For program point L570-4(lines 570 587) no Hoare annotation was computed. [2021-10-21 19:21:29,474 INFO L857 garLoopResultBuilder]: For program point L570-5(lines 570 587) no Hoare annotation was computed. [2021-10-21 19:21:29,474 INFO L853 garLoopResultBuilder]: At program point L538(lines 537 556) the Hoare annotation is: (and (= ULTIMATE.start_test_~splverifierCounter~0 0) (= ~pumpRunning~0 0) (= ULTIMATE.start_main_~tmp~3 1) (= |ULTIMATE.start_valid_product_#res| 1) (not (= 0 ~systemActive~0))) [2021-10-21 19:21:29,476 INFO L857 garLoopResultBuilder]: For program point L538-1(lines 538 544) no Hoare annotation was computed. [2021-10-21 19:21:29,476 INFO L853 garLoopResultBuilder]: At program point L538-2(lines 537 556) the Hoare annotation is: false [2021-10-21 19:21:29,477 INFO L853 garLoopResultBuilder]: At program point L538-3(lines 537 556) the Hoare annotation is: false [2021-10-21 19:21:29,477 INFO L857 garLoopResultBuilder]: For program point ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION(line 788) no Hoare annotation was computed. [2021-10-21 19:21:29,478 INFO L857 garLoopResultBuilder]: For program point L737(lines 737 743) no Hoare annotation was computed. [2021-10-21 19:21:29,478 INFO L853 garLoopResultBuilder]: At program point L737-1(lines 737 743) the Hoare annotation is: (and (= ULTIMATE.start_test_~splverifierCounter~0 0) (= ~pumpRunning~0 0) (= ULTIMATE.start_main_~tmp~3 1) (= |ULTIMATE.start_valid_product_#res| 1) (not (= 0 ~systemActive~0))) [2021-10-21 19:21:29,478 INFO L853 garLoopResultBuilder]: At program point L704(lines 689 707) the Hoare annotation is: false [2021-10-21 19:21:29,479 INFO L853 garLoopResultBuilder]: At program point L704-1(lines 689 707) the Hoare annotation is: false [2021-10-21 19:21:29,479 INFO L853 garLoopResultBuilder]: At program point L704-2(lines 689 707) the Hoare annotation is: false [2021-10-21 19:21:29,480 INFO L853 garLoopResultBuilder]: At program point L704-3(lines 689 707) the Hoare annotation is: false [2021-10-21 19:21:29,482 INFO L853 garLoopResultBuilder]: At program point L704-4(lines 689 707) the Hoare annotation is: false [2021-10-21 19:21:29,482 INFO L853 garLoopResultBuilder]: At program point L704-5(lines 689 707) the Hoare annotation is: false [2021-10-21 19:21:29,482 INFO L853 garLoopResultBuilder]: At program point L640(lines 633 643) the Hoare annotation is: false [2021-10-21 19:21:29,484 INFO L853 garLoopResultBuilder]: At program point L640-1(lines 633 643) the Hoare annotation is: false [2021-10-21 19:21:29,485 INFO L857 garLoopResultBuilder]: For program point L574(lines 574 582) no Hoare annotation was computed. [2021-10-21 19:21:29,485 INFO L853 garLoopResultBuilder]: At program point L640-2(lines 633 643) the Hoare annotation is: false [2021-10-21 19:21:29,485 INFO L857 garLoopResultBuilder]: For program point L574-1(lines 574 582) no Hoare annotation was computed. [2021-10-21 19:21:29,485 INFO L857 garLoopResultBuilder]: For program point L508(lines 508 515) no Hoare annotation was computed. [2021-10-21 19:21:29,485 INFO L857 garLoopResultBuilder]: For program point L574-2(lines 574 582) no Hoare annotation was computed. [2021-10-21 19:21:29,486 INFO L857 garLoopResultBuilder]: For program point L574-3(lines 574 582) no Hoare annotation was computed. [2021-10-21 19:21:29,486 INFO L860 garLoopResultBuilder]: At program point L508-1(lines 508 515) the Hoare annotation is: true [2021-10-21 19:21:29,487 INFO L857 garLoopResultBuilder]: For program point L574-4(lines 574 582) no Hoare annotation was computed. [2021-10-21 19:21:29,488 INFO L857 garLoopResultBuilder]: For program point L574-5(lines 574 582) no Hoare annotation was computed. [2021-10-21 19:21:29,488 INFO L857 garLoopResultBuilder]: For program point L839(lines 839 843) no Hoare annotation was computed. [2021-10-21 19:21:29,488 INFO L857 garLoopResultBuilder]: For program point L839-3(lines 839 843) no Hoare annotation was computed. [2021-10-21 19:21:29,488 INFO L857 garLoopResultBuilder]: For program point L839-6(lines 839 843) no Hoare annotation was computed. [2021-10-21 19:21:29,488 INFO L853 garLoopResultBuilder]: At program point L775(lines 726 776) the Hoare annotation is: false [2021-10-21 19:21:29,489 INFO L853 garLoopResultBuilder]: At program point L545(lines 545 551) the Hoare annotation is: (and (= ULTIMATE.start_test_~splverifierCounter~0 0) (= ~pumpRunning~0 0) (= ULTIMATE.start_main_~tmp~3 1) (= |ULTIMATE.start_valid_product_#res| 1) (not (= 0 ~systemActive~0))) [2021-10-21 19:21:29,489 INFO L853 garLoopResultBuilder]: At program point L545-1(lines 545 551) the Hoare annotation is: false [2021-10-21 19:21:29,489 INFO L853 garLoopResultBuilder]: At program point L479(lines 475 481) the Hoare annotation is: (and (= ~pumpRunning~0 0) (= ULTIMATE.start_main_~tmp~3 1) (= ~methaneLevelCritical~0 0) (= |ULTIMATE.start_valid_product_#res| 1) (not (= 0 ~systemActive~0))) [2021-10-21 19:21:29,489 INFO L853 garLoopResultBuilder]: At program point L545-2(lines 545 551) the Hoare annotation is: false [2021-10-21 19:21:29,490 INFO L853 garLoopResultBuilder]: At program point L876(lines 871 879) the Hoare annotation is: false [2021-10-21 19:21:29,490 INFO L853 garLoopResultBuilder]: At program point L876-1(lines 871 879) the Hoare annotation is: (and (= ULTIMATE.start_test_~splverifierCounter~0 0) (= ~pumpRunning~0 0) (= ULTIMATE.start_main_~tmp~3 1) (= |ULTIMATE.start_valid_product_#res| 1) (not (= 0 ~systemActive~0))) [2021-10-21 19:21:29,492 INFO L857 garLoopResultBuilder]: For program point L810(lines 810 827) no Hoare annotation was computed. [2021-10-21 19:21:29,492 INFO L853 garLoopResultBuilder]: At program point L876-2(lines 871 879) the Hoare annotation is: false [2021-10-21 19:21:29,493 INFO L853 garLoopResultBuilder]: At program point L810-1(lines 1 955) the Hoare annotation is: (and (= ULTIMATE.start_test_~splverifierCounter~0 0) (= ~pumpRunning~0 0) (= ULTIMATE.start_main_~tmp~3 1) (= |ULTIMATE.start_valid_product_#res| 1) (not (= 0 ~systemActive~0))) [2021-10-21 19:21:29,495 INFO L853 garLoopResultBuilder]: At program point L876-3(lines 871 879) the Hoare annotation is: false [2021-10-21 19:21:29,495 INFO L857 garLoopResultBuilder]: For program point L810-2(lines 810 827) no Hoare annotation was computed. [2021-10-21 19:21:29,495 INFO L853 garLoopResultBuilder]: At program point L876-4(lines 871 879) the Hoare annotation is: false [2021-10-21 19:21:29,496 INFO L853 garLoopResultBuilder]: At program point L810-3(lines 1 955) the Hoare annotation is: false [2021-10-21 19:21:29,496 INFO L853 garLoopResultBuilder]: At program point L876-5(lines 871 879) the Hoare annotation is: false [2021-10-21 19:21:29,496 INFO L857 garLoopResultBuilder]: For program point L810-4(lines 810 827) no Hoare annotation was computed. [2021-10-21 19:21:29,496 INFO L853 garLoopResultBuilder]: At program point L810-5(lines 1 955) the Hoare annotation is: false [2021-10-21 19:21:29,497 INFO L853 garLoopResultBuilder]: At program point L944(lines 1 955) the Hoare annotation is: (and (= ~pumpRunning~0 0) (= ~methaneLevelCritical~0 0) (not (= 0 ~systemActive~0))) [2021-10-21 19:21:29,497 INFO L857 garLoopResultBuilder]: For program point ULTIMATE.startENTRY(line -1) no Hoare annotation was computed. [2021-10-21 19:21:29,499 INFO L857 garLoopResultBuilder]: For program point L747(lines 747 753) no Hoare annotation was computed. [2021-10-21 19:21:29,499 INFO L853 garLoopResultBuilder]: At program point L747-1(lines 747 753) the Hoare annotation is: (and (= ULTIMATE.start_test_~splverifierCounter~0 0) (= ~pumpRunning~0 0) (= ULTIMATE.start_main_~tmp~3 1) (= |ULTIMATE.start_valid_product_#res| 1) (not (= 0 ~systemActive~0))) [2021-10-21 19:21:29,499 INFO L857 garLoopResultBuilder]: For program point L814(lines 814 824) no Hoare annotation was computed. [2021-10-21 19:21:29,499 INFO L857 garLoopResultBuilder]: For program point L814-2(lines 814 824) no Hoare annotation was computed. [2021-10-21 19:21:29,500 INFO L857 garLoopResultBuilder]: For program point L814-4(lines 814 824) no Hoare annotation was computed. [2021-10-21 19:21:29,500 INFO L853 garLoopResultBuilder]: At program point L649(lines 644 652) the Hoare annotation is: (and (= ULTIMATE.start_test_~splverifierCounter~0 0) (= ~pumpRunning~0 0) (= ULTIMATE.start_main_~tmp~3 1) (= |ULTIMATE.start_isPumpRunning_#res| 0) (= |ULTIMATE.start_valid_product_#res| 1) (not (= 0 ~systemActive~0))) [2021-10-21 19:21:29,500 INFO L853 garLoopResultBuilder]: At program point L649-1(lines 644 652) the Hoare annotation is: false [2021-10-21 19:21:29,500 INFO L853 garLoopResultBuilder]: At program point L649-2(lines 644 652) the Hoare annotation is: false [2021-10-21 19:21:29,501 INFO L860 garLoopResultBuilder]: At program point L517(lines 498 520) the Hoare annotation is: true [2021-10-21 19:21:29,501 INFO L857 garLoopResultBuilder]: For program point L815(lines 815 821) no Hoare annotation was computed. [2021-10-21 19:21:29,501 INFO L857 garLoopResultBuilder]: For program point L815-2(lines 815 821) no Hoare annotation was computed. [2021-10-21 19:21:29,501 INFO L857 garLoopResultBuilder]: For program point L815-4(lines 815 821) no Hoare annotation was computed. [2021-10-21 19:21:29,501 INFO L857 garLoopResultBuilder]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2021-10-21 19:21:29,501 INFO L853 garLoopResultBuilder]: At program point L917(lines 912 920) the Hoare annotation is: false [2021-10-21 19:21:29,502 INFO L853 garLoopResultBuilder]: At program point L917-1(lines 912 920) the Hoare annotation is: false [2021-10-21 19:21:29,502 INFO L857 garLoopResultBuilder]: For program point L851(lines 851 855) no Hoare annotation was computed. [2021-10-21 19:21:29,502 INFO L853 garLoopResultBuilder]: At program point L917-2(lines 912 920) the Hoare annotation is: false [2021-10-21 19:21:29,502 INFO L853 garLoopResultBuilder]: At program point L917-3(lines 912 920) the Hoare annotation is: false [2021-10-21 19:21:29,502 INFO L853 garLoopResultBuilder]: At program point L917-4(lines 912 920) the Hoare annotation is: false [2021-10-21 19:21:29,503 INFO L853 garLoopResultBuilder]: At program point L917-5(lines 912 920) the Hoare annotation is: false [2021-10-21 19:21:29,503 INFO L853 garLoopResultBuilder]: At program point L952(lines 947 955) the Hoare annotation is: (and (= ~pumpRunning~0 0) (= ~methaneLevelCritical~0 0) (= |ULTIMATE.start_valid_product_#res| 1) (not (= 0 ~systemActive~0))) [2021-10-21 19:21:29,504 INFO L857 garLoopResultBuilder]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2021-10-21 19:21:29,505 INFO L857 garLoopResultBuilder]: For program point L788(line 788) no Hoare annotation was computed. [2021-10-21 19:21:29,510 INFO L857 garLoopResultBuilder]: For program point L788-1(line 788) no Hoare annotation was computed. [2021-10-21 19:21:29,510 INFO L857 garLoopResultBuilder]: For program point L788-2(line 788) no Hoare annotation was computed. [2021-10-21 19:21:29,510 INFO L857 garLoopResultBuilder]: For program point L757(lines 757 770) no Hoare annotation was computed. [2021-10-21 19:21:29,511 INFO L853 garLoopResultBuilder]: At program point L428-2(lines 428 442) the Hoare annotation is: false [2021-10-21 19:21:29,511 INFO L857 garLoopResultBuilder]: For program point L-1(line -1) no Hoare annotation was computed. [2021-10-21 19:21:29,511 INFO L857 garLoopResultBuilder]: For program point ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION(line 788) no Hoare annotation was computed. [2021-10-21 19:21:29,511 INFO L857 garLoopResultBuilder]: For program point L429(line 429) no Hoare annotation was computed. [2021-10-21 19:21:29,511 INFO L857 garLoopResultBuilder]: For program point L728(lines 727 774) no Hoare annotation was computed. [2021-10-21 19:21:29,512 INFO L857 garLoopResultBuilder]: For program point L596(lines 596 613) no Hoare annotation was computed. [2021-10-21 19:21:29,512 INFO L857 garLoopResultBuilder]: For program point L596-1(lines 596 613) no Hoare annotation was computed. [2021-10-21 19:21:29,512 INFO L857 garLoopResultBuilder]: For program point L596-2(lines 596 613) no Hoare annotation was computed. [2021-10-21 19:21:29,516 INFO L179 ceAbstractionStarter]: Computing trace abstraction results [2021-10-21 19:21:29,552 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 21.10 07:21:29 BoogieIcfgContainer [2021-10-21 19:21:29,559 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2021-10-21 19:21:29,560 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2021-10-21 19:21:29,560 INFO L271 PluginConnector]: Initializing Witness Printer... [2021-10-21 19:21:29,560 INFO L275 PluginConnector]: Witness Printer initialized [2021-10-21 19:21:29,561 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.10 07:21:27" (3/4) ... [2021-10-21 19:21:29,563 INFO L137 WitnessPrinter]: Generating witness for correct program [2021-10-21 19:21:29,602 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 41 nodes and edges [2021-10-21 19:21:29,605 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 21 nodes and edges [2021-10-21 19:21:29,607 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 10 nodes and edges [2021-10-21 19:21:29,608 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 5 nodes and edges [2021-10-21 19:21:29,610 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 2 nodes and edges [2021-10-21 19:21:29,611 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2021-10-21 19:21:29,612 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2021-10-21 19:21:29,638 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((pumpRunning == 0 && methaneLevelCritical == 0) && \result == 1) && !(0 == systemActive) [2021-10-21 19:21:29,638 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((pumpRunning == 0 && tmp == 1) && methaneLevelCritical == 0) && \result == 1) && !(0 == systemActive) [2021-10-21 19:21:29,638 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((pumpRunning == 0 && tmp == 1) && methaneLevelCritical == 0) && \result == 1) && !(0 == systemActive) [2021-10-21 19:21:29,639 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((splverifierCounter == 0 && pumpRunning == 0) && tmp == 1) && \result == 1) && !(0 == systemActive) [2021-10-21 19:21:29,639 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((splverifierCounter == 0 && pumpRunning == 0) && tmp == 1) && \result == 1) && !(0 == systemActive) [2021-10-21 19:21:29,640 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((splverifierCounter == 0 && pumpRunning == 0) && tmp == 1) && \result == 1) && !(0 == systemActive) [2021-10-21 19:21:29,640 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((splverifierCounter == 0 && pumpRunning == 0) && tmp == 1) && \result == 1) && !(0 == systemActive) [2021-10-21 19:21:29,641 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((splverifierCounter == 0 && pumpRunning == 0) && tmp == 1) && \result == 1) && !(0 == systemActive) [2021-10-21 19:21:29,641 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((splverifierCounter == 0 && pumpRunning == 0) && tmp == 1) && \result == 1) && !(0 == systemActive) [2021-10-21 19:21:29,642 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((splverifierCounter == 0 && pumpRunning == 0) && tmp == 1) && \result == 1) && !(0 == systemActive) [2021-10-21 19:21:29,644 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((splverifierCounter == 0 && pumpRunning == 0) && tmp == 1) && \result == 0) && \result == 1) && !(0 == systemActive) [2021-10-21 19:21:29,701 INFO L141 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8091f7d3-74b8-4ea0-ba13-31c00b466c2d/bin/uautomizer-j4sWxH34Be/witness.graphml [2021-10-21 19:21:29,701 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2021-10-21 19:21:29,703 INFO L168 Benchmark]: Toolchain (without parser) took 3828.56 ms. Allocated memory was 96.5 MB in the beginning and 151.0 MB in the end (delta: 54.5 MB). Free memory was 62.5 MB in the beginning and 100.8 MB in the end (delta: -38.3 MB). Peak memory consumption was 15.5 MB. Max. memory is 16.1 GB. [2021-10-21 19:21:29,703 INFO L168 Benchmark]: CDTParser took 0.26 ms. Allocated memory is still 96.5 MB. Free memory was 54.0 MB in the beginning and 54.0 MB in the end (delta: 70.0 kB). There was no memory consumed. Max. memory is 16.1 GB. [2021-10-21 19:21:29,704 INFO L168 Benchmark]: CACSL2BoogieTranslator took 569.45 ms. Allocated memory was 96.5 MB in the beginning and 151.0 MB in the end (delta: 54.5 MB). Free memory was 62.3 MB in the beginning and 118.0 MB in the end (delta: -55.8 MB). Peak memory consumption was 8.4 MB. Max. memory is 16.1 GB. [2021-10-21 19:21:29,704 INFO L168 Benchmark]: Boogie Procedure Inliner took 94.99 ms. Allocated memory is still 151.0 MB. Free memory was 118.0 MB in the beginning and 114.8 MB in the end (delta: 3.3 MB). Peak memory consumption was 4.2 MB. Max. memory is 16.1 GB. [2021-10-21 19:21:29,704 INFO L168 Benchmark]: Boogie Preprocessor took 92.68 ms. Allocated memory is still 151.0 MB. Free memory was 114.8 MB in the beginning and 111.8 MB in the end (delta: 3.0 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. [2021-10-21 19:21:29,705 INFO L168 Benchmark]: RCFGBuilder took 992.09 ms. Allocated memory is still 151.0 MB. Free memory was 111.8 MB in the beginning and 67.7 MB in the end (delta: 44.0 MB). Peak memory consumption was 44.0 MB. Max. memory is 16.1 GB. [2021-10-21 19:21:29,705 INFO L168 Benchmark]: TraceAbstraction took 1931.74 ms. Allocated memory is still 151.0 MB. Free memory was 66.5 MB in the beginning and 111.3 MB in the end (delta: -44.7 MB). Peak memory consumption was 26.4 MB. Max. memory is 16.1 GB. [2021-10-21 19:21:29,706 INFO L168 Benchmark]: Witness Printer took 141.26 ms. Allocated memory is still 151.0 MB. Free memory was 110.2 MB in the beginning and 100.8 MB in the end (delta: 9.4 MB). Peak memory consumption was 10.5 MB. Max. memory is 16.1 GB. [2021-10-21 19:21:29,708 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.26 ms. Allocated memory is still 96.5 MB. Free memory was 54.0 MB in the beginning and 54.0 MB in the end (delta: 70.0 kB). There was no memory consumed. Max. memory is 16.1 GB. * CACSL2BoogieTranslator took 569.45 ms. Allocated memory was 96.5 MB in the beginning and 151.0 MB in the end (delta: 54.5 MB). Free memory was 62.3 MB in the beginning and 118.0 MB in the end (delta: -55.8 MB). Peak memory consumption was 8.4 MB. Max. memory is 16.1 GB. * Boogie Procedure Inliner took 94.99 ms. Allocated memory is still 151.0 MB. Free memory was 118.0 MB in the beginning and 114.8 MB in the end (delta: 3.3 MB). Peak memory consumption was 4.2 MB. Max. memory is 16.1 GB. * Boogie Preprocessor took 92.68 ms. Allocated memory is still 151.0 MB. Free memory was 114.8 MB in the beginning and 111.8 MB in the end (delta: 3.0 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. * RCFGBuilder took 992.09 ms. Allocated memory is still 151.0 MB. Free memory was 111.8 MB in the beginning and 67.7 MB in the end (delta: 44.0 MB). Peak memory consumption was 44.0 MB. Max. memory is 16.1 GB. * TraceAbstraction took 1931.74 ms. Allocated memory is still 151.0 MB. Free memory was 66.5 MB in the beginning and 111.3 MB in the end (delta: -44.7 MB). Peak memory consumption was 26.4 MB. Max. memory is 16.1 GB. * Witness Printer took 141.26 ms. Allocated memory is still 151.0 MB. Free memory was 110.2 MB in the beginning and 100.8 MB in the end (delta: 9.4 MB). Peak memory consumption was 10.5 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, 0.0ms ErrorAutomatonConstructionTimeTotal, 0.0ms FaulLocalizationTime, NumberStatementsFirstTrace: -1, TraceLengthAvg: 0, 0.0ms ErrorAutomatonConstructionTimeAvg, 0.0ms ErrorAutomatonDifferenceTimeAvg, 0.0ms ErrorAutomatonDifferenceTimeTotal, NumberOfNoEnhancement: 0, NumberOfFiniteEnhancement: 0, NumberOfInfiniteEnhancement: 0 - PositiveResult [Line: 788]: call to reach_error is unreachable For all program executions holds that call to reach_error is unreachable at this location - PositiveResult [Line: 788]: call to reach_error is unreachable For all program executions holds that call to reach_error is unreachable at this location - PositiveResult [Line: 788]: 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, 109 locations, 3 error locations. Started 1 CEGAR loops. OverallTime: 1805.8ms, OverallIterations: 5, TraceHistogramMax: 1, EmptinessCheckTime: 18.3ms, AutomataDifference: 352.6ms, DeadEndRemovalTime: 0.0ms, HoareAnnotationTime: 411.5ms, InitialAbstractionConstructionTime: 16.3ms, PartialOrderReductionTime: 0.0ms, HoareTripleCheckerStatistics: 427 SDtfs, 507 SDslu, 367 SDs, 0 SdLazy, 65 SolverSat, 12 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 88.6ms Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 28 GetRequests, 10 SyntacticMatches, 0 SemanticMatches, 18 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 5 ImplicationChecksByTransitivity, 95.9ms Time, 0.0ms BasicInterpolantAutomatonTime, BiggestAbstraction: size=109occurred in iteration=0, InterpolantAutomatonStates: 23, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0ms DumpTime, AutomataMinimizationStatistics: 87.6ms AutomataMinimizationTime, 5 MinimizatonAttempts, 91 StatesRemovedByMinimization, 1 NontrivialMinimizations, HoareAnnotationStatistics: 0.0ms HoareAnnotationTime, 44 LocationsWithAnnotation, 44 PreInvPairs, 85 NumberOfFragments, 230 HoareAnnotationTreeSize, 44 FomulaSimplifications, 1604 FormulaSimplificationTreeSizeReduction, 142.7ms HoareSimplificationTime, 44 FomulaSimplificationsInter, 374 FormulaSimplificationTreeSizeReductionInter, 258.0ms HoareSimplificationTimeInter, RefinementEngineStatistics: TRACE_CHECK: 49.2ms SsaConstructionTime, 273.2ms SatisfiabilityAnalysisTime, 391.5ms InterpolantComputationTime, 114 NumberOfCodeBlocks, 114 NumberOfCodeBlocksAsserted, 5 NumberOfCheckSat, 109 ConstructedInterpolants, 0 QuantifiedInterpolants, 213 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: 912]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 537]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 737]: Loop Invariant Derived loop invariant: (((splverifierCounter == 0 && pumpRunning == 0) && tmp == 1) && \result == 1) && !(0 == systemActive) - InvariantResult [Line: 644]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 1]: Loop Invariant Derived loop invariant: (pumpRunning == 0 && methaneLevelCritical == 0) && !(0 == systemActive) - InvariantResult [Line: 1]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 545]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 912]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 912]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 537]: Loop Invariant Derived loop invariant: (((splverifierCounter == 0 && pumpRunning == 0) && tmp == 1) && \result == 1) && !(0 == systemActive) - InvariantResult [Line: 912]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 912]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 689]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 912]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 747]: Loop Invariant Derived loop invariant: (((splverifierCounter == 0 && pumpRunning == 0) && tmp == 1) && \result == 1) && !(0 == systemActive) - InvariantResult [Line: 871]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 428]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 537]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 689]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 689]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 1]: Loop Invariant Derived loop invariant: (((splverifierCounter == 0 && pumpRunning == 0) && tmp == 1) && \result == 1) && !(0 == systemActive) - InvariantResult [Line: 498]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 726]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 871]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 545]: Loop Invariant Derived loop invariant: (((splverifierCounter == 0 && pumpRunning == 0) && tmp == 1) && \result == 1) && !(0 == systemActive) - InvariantResult [Line: 644]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 689]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 794]: Loop Invariant Derived loop invariant: (((pumpRunning == 0 && tmp == 1) && methaneLevelCritical == 0) && \result == 1) && !(0 == systemActive) - InvariantResult [Line: 871]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 871]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 871]: Loop Invariant Derived loop invariant: (((splverifierCounter == 0 && pumpRunning == 0) && tmp == 1) && \result == 1) && !(0 == systemActive) - InvariantResult [Line: 644]: Loop Invariant Derived loop invariant: ((((splverifierCounter == 0 && pumpRunning == 0) && tmp == 1) && \result == 0) && \result == 1) && !(0 == systemActive) - InvariantResult [Line: 538]: Loop Invariant Derived loop invariant: (((splverifierCounter == 0 && pumpRunning == 0) && tmp == 1) && \result == 1) && !(0 == systemActive) - InvariantResult [Line: 508]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 545]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 689]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 633]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 633]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 1]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 947]: Loop Invariant Derived loop invariant: ((pumpRunning == 0 && methaneLevelCritical == 0) && \result == 1) && !(0 == systemActive) - InvariantResult [Line: 871]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 633]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 475]: Loop Invariant Derived loop invariant: (((pumpRunning == 0 && tmp == 1) && methaneLevelCritical == 0) && \result == 1) && !(0 == systemActive) - InvariantResult [Line: 689]: Loop Invariant Derived loop invariant: 0 RESULT: Ultimate proved your program to be correct! [2021-10-21 19:21:29,757 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8091f7d3-74b8-4ea0-ba13-31c00b466c2d/bin/uautomizer-j4sWxH34Be/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Forceful destruction successful, exit code 0 Received shutdown request...