./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/product-lines/minepump_spec4_product56.cil.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version aef121e0 Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_237f3899-7e48-4a85-9a71-9defe0827ff9/bin/uautomizer-w2VwFs6gM0/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_237f3899-7e48-4a85-9a71-9defe0827ff9/bin/uautomizer-w2VwFs6gM0/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_237f3899-7e48-4a85-9a71-9defe0827ff9/bin/uautomizer-w2VwFs6gM0/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_237f3899-7e48-4a85-9a71-9defe0827ff9/bin/uautomizer-w2VwFs6gM0/config/AutomizerReach.xml -i ../../sv-benchmarks/c/product-lines/minepump_spec4_product56.cil.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_237f3899-7e48-4a85-9a71-9defe0827ff9/bin/uautomizer-w2VwFs6gM0/config/svcomp-Reach-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_237f3899-7e48-4a85-9a71-9defe0827ff9/bin/uautomizer-w2VwFs6gM0 --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 03daf3415808298ae6016bdc33e04662b3dd63f1cba0029f4033bbf040a042d2 --- Real Ultimate output --- This is Ultimate 0.2.1-dev-aef121e [2021-11-22 15:15:13,416 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-22 15:15:13,420 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-22 15:15:13,475 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-22 15:15:13,476 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-22 15:15:13,482 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-22 15:15:13,484 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-22 15:15:13,488 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-22 15:15:13,491 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-22 15:15:13,501 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-22 15:15:13,503 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-22 15:15:13,505 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-22 15:15:13,505 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-22 15:15:13,509 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-22 15:15:13,513 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-22 15:15:13,520 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-22 15:15:13,524 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-22 15:15:13,525 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-22 15:15:13,530 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-22 15:15:13,538 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-22 15:15:13,543 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-22 15:15:13,545 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-22 15:15:13,547 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-22 15:15:13,550 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-22 15:15:13,555 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-22 15:15:13,556 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-22 15:15:13,556 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-22 15:15:13,557 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-22 15:15:13,558 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-22 15:15:13,559 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-22 15:15:13,560 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-22 15:15:13,561 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-22 15:15:13,562 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-22 15:15:13,563 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-22 15:15:13,564 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-22 15:15:13,564 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-22 15:15:13,565 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-22 15:15:13,566 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-22 15:15:13,566 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-22 15:15:13,567 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-22 15:15:13,568 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-22 15:15:13,569 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_237f3899-7e48-4a85-9a71-9defe0827ff9/bin/uautomizer-w2VwFs6gM0/config/svcomp-Reach-32bit-Automizer_Default.epf [2021-11-22 15:15:13,631 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-22 15:15:13,634 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-22 15:15:13,635 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2021-11-22 15:15:13,635 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2021-11-22 15:15:13,640 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-11-22 15:15:13,641 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-11-22 15:15:13,641 INFO L138 SettingsManager]: * Use SBE=true [2021-11-22 15:15:13,642 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-22 15:15:13,642 INFO L138 SettingsManager]: * sizeof long=4 [2021-11-22 15:15:13,642 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-11-22 15:15:13,643 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-11-22 15:15:13,644 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-22 15:15:13,644 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-11-22 15:15:13,644 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-22 15:15:13,645 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-11-22 15:15:13,645 INFO L138 SettingsManager]: * sizeof long double=12 [2021-11-22 15:15:13,645 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-11-22 15:15:13,645 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-22 15:15:13,645 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-11-22 15:15:13,646 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-22 15:15:13,646 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-11-22 15:15:13,646 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-11-22 15:15:13,646 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-11-22 15:15:13,647 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-22 15:15:13,647 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-22 15:15:13,647 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-11-22 15:15:13,648 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2021-11-22 15:15:13,648 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-11-22 15:15:13,648 INFO L138 SettingsManager]: * Large block encoding in concurrent analysis=OFF [2021-11-22 15:15:13,650 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2021-11-22 15:15:13,650 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-11-22 15:15:13,651 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-11-22 15:15:13,651 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_237f3899-7e48-4a85-9a71-9defe0827ff9/bin/uautomizer-w2VwFs6gM0/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_237f3899-7e48-4a85-9a71-9defe0827ff9/bin/uautomizer-w2VwFs6gM0 Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 03daf3415808298ae6016bdc33e04662b3dd63f1cba0029f4033bbf040a042d2 [2021-11-22 15:15:13,972 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-22 15:15:14,010 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-22 15:15:14,013 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-22 15:15:14,014 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-22 15:15:14,015 INFO L275 PluginConnector]: CDTParser initialized [2021-11-22 15:15:14,017 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_237f3899-7e48-4a85-9a71-9defe0827ff9/bin/uautomizer-w2VwFs6gM0/../../sv-benchmarks/c/product-lines/minepump_spec4_product56.cil.c [2021-11-22 15:15:14,107 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_237f3899-7e48-4a85-9a71-9defe0827ff9/bin/uautomizer-w2VwFs6gM0/data/7d7cee97a/b4ae1e44cdb048cdb6e144c5165e928a/FLAGf5ee44858 [2021-11-22 15:15:14,724 INFO L306 CDTParser]: Found 1 translation units. [2021-11-22 15:15:14,725 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_237f3899-7e48-4a85-9a71-9defe0827ff9/sv-benchmarks/c/product-lines/minepump_spec4_product56.cil.c [2021-11-22 15:15:14,739 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_237f3899-7e48-4a85-9a71-9defe0827ff9/bin/uautomizer-w2VwFs6gM0/data/7d7cee97a/b4ae1e44cdb048cdb6e144c5165e928a/FLAGf5ee44858 [2021-11-22 15:15:15,015 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_237f3899-7e48-4a85-9a71-9defe0827ff9/bin/uautomizer-w2VwFs6gM0/data/7d7cee97a/b4ae1e44cdb048cdb6e144c5165e928a [2021-11-22 15:15:15,017 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-22 15:15:15,019 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-22 15:15:15,027 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-22 15:15:15,028 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-22 15:15:15,033 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-22 15:15:15,034 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 22.11 03:15:15" (1/1) ... [2021-11-22 15:15:15,037 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@14350cf9 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 03:15:15, skipping insertion in model container [2021-11-22 15:15:15,037 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 22.11 03:15:15" (1/1) ... [2021-11-22 15:15:15,046 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-22 15:15:15,118 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-22 15:15:15,485 WARN L230 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_237f3899-7e48-4a85-9a71-9defe0827ff9/sv-benchmarks/c/product-lines/minepump_spec4_product56.cil.c[17338,17351] [2021-11-22 15:15:15,508 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-22 15:15:15,525 INFO L203 MainTranslator]: Completed pre-run [2021-11-22 15:15:15,643 WARN L230 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_237f3899-7e48-4a85-9a71-9defe0827ff9/sv-benchmarks/c/product-lines/minepump_spec4_product56.cil.c[17338,17351] [2021-11-22 15:15:15,652 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-22 15:15:15,676 INFO L208 MainTranslator]: Completed translation [2021-11-22 15:15:15,677 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 03:15:15 WrapperNode [2021-11-22 15:15:15,677 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-22 15:15:15,679 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-11-22 15:15:15,679 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-11-22 15:15:15,679 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-11-22 15:15:15,688 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 03:15:15" (1/1) ... [2021-11-22 15:15:15,718 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 03:15:15" (1/1) ... [2021-11-22 15:15:15,818 INFO L137 Inliner]: procedures = 58, calls = 161, calls flagged for inlining = 58, calls inlined = 140, statements flattened = 1064 [2021-11-22 15:15:15,830 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-11-22 15:15:15,831 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-11-22 15:15:15,831 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-11-22 15:15:15,832 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-11-22 15:15:15,843 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 03:15:15" (1/1) ... [2021-11-22 15:15:15,843 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 03:15:15" (1/1) ... [2021-11-22 15:15:15,853 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 03:15:15" (1/1) ... [2021-11-22 15:15:15,857 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 03:15:15" (1/1) ... [2021-11-22 15:15:15,890 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 03:15:15" (1/1) ... [2021-11-22 15:15:15,915 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 03:15:15" (1/1) ... [2021-11-22 15:15:15,928 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 03:15:15" (1/1) ... [2021-11-22 15:15:15,935 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-11-22 15:15:15,946 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-11-22 15:15:15,946 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-11-22 15:15:15,946 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-11-22 15:15:15,947 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 03:15:15" (1/1) ... [2021-11-22 15:15:15,959 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-11-22 15:15:15,974 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_237f3899-7e48-4a85-9a71-9defe0827ff9/bin/uautomizer-w2VwFs6gM0/z3 [2021-11-22 15:15:15,992 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_237f3899-7e48-4a85-9a71-9defe0827ff9/bin/uautomizer-w2VwFs6gM0/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2021-11-22 15:15:15,998 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_237f3899-7e48-4a85-9a71-9defe0827ff9/bin/uautomizer-w2VwFs6gM0/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2021-11-22 15:15:16,044 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2021-11-22 15:15:16,045 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-11-22 15:15:16,045 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-11-22 15:15:16,045 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-11-22 15:15:16,126 INFO L236 CfgBuilder]: Building ICFG [2021-11-22 15:15:16,128 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2021-11-22 15:15:17,120 INFO L277 CfgBuilder]: Performing block encoding [2021-11-22 15:15:17,134 INFO L296 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-11-22 15:15:17,139 INFO L301 CfgBuilder]: Removed 2 assume(true) statements. [2021-11-22 15:15:17,146 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 22.11 03:15:17 BoogieIcfgContainer [2021-11-22 15:15:17,147 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-11-22 15:15:17,150 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2021-11-22 15:15:17,150 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2021-11-22 15:15:17,154 INFO L275 PluginConnector]: TraceAbstraction initialized [2021-11-22 15:15:17,154 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 22.11 03:15:15" (1/3) ... [2021-11-22 15:15:17,155 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@210601af and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 22.11 03:15:17, skipping insertion in model container [2021-11-22 15:15:17,156 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 03:15:15" (2/3) ... [2021-11-22 15:15:17,156 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@210601af and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 22.11 03:15:17, skipping insertion in model container [2021-11-22 15:15:17,156 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 22.11 03:15:17" (3/3) ... [2021-11-22 15:15:17,158 INFO L111 eAbstractionObserver]: Analyzing ICFG minepump_spec4_product56.cil.c [2021-11-22 15:15:17,165 INFO L204 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2021-11-22 15:15:17,165 INFO L163 ceAbstractionStarter]: Applying trace abstraction to program that has 3 error locations. [2021-11-22 15:15:17,252 INFO L338 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2021-11-22 15:15:17,269 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 [2021-11-22 15:15:17,269 INFO L340 AbstractCegarLoop]: Starting to check reachability of 3 error locations. [2021-11-22 15:15:17,312 INFO L276 IsEmpty]: Start isEmpty. Operand has 278 states, 274 states have (on average 1.3795620437956204) internal successors, (378), 277 states have internal predecessors, (378), 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) [2021-11-22 15:15:17,330 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2021-11-22 15:15:17,343 INFO L506 BasicCegarLoop]: Found error trace [2021-11-22 15:15:17,344 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-22 15:15:17,344 INFO L402 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION] === [2021-11-22 15:15:17,351 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-22 15:15:17,353 INFO L85 PathProgramCache]: Analyzing trace with hash -1655574696, now seen corresponding path program 1 times [2021-11-22 15:15:17,365 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-22 15:15:17,366 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1001236376] [2021-11-22 15:15:17,366 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-22 15:15:17,368 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 15:15:17,509 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 15:15:17,621 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-22 15:15:17,621 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-11-22 15:15:17,622 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1001236376] [2021-11-22 15:15:17,623 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1001236376] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-22 15:15:17,623 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-11-22 15:15:17,623 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2021-11-22 15:15:17,625 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [827092906] [2021-11-22 15:15:17,626 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-22 15:15:17,634 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2021-11-22 15:15:17,634 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-11-22 15:15:17,674 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2021-11-22 15:15:17,675 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2021-11-22 15:15:17,680 INFO L87 Difference]: Start difference. First operand has 278 states, 274 states have (on average 1.3795620437956204) internal successors, (378), 277 states have internal predecessors, (378), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Second operand has 2 states, 2 states have (on average 8.5) internal successors, (17), 2 states have internal predecessors, (17), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-22 15:15:17,793 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-22 15:15:17,799 INFO L93 Difference]: Finished difference Result 546 states and 745 transitions. [2021-11-22 15:15:17,801 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-11-22 15:15:17,803 INFO L78 Accepts]: Start accepts. Automaton has has 2 states, 2 states have (on average 8.5) internal successors, (17), 2 states have internal predecessors, (17), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 17 [2021-11-22 15:15:17,804 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-22 15:15:17,828 INFO L225 Difference]: With dead ends: 546 [2021-11-22 15:15:17,829 INFO L226 Difference]: Without dead ends: 268 [2021-11-22 15:15:17,839 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 2 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2021-11-22 15:15:17,844 INFO L933 BasicCegarLoop]: 368 mSDtfsCounter, 0 mSDsluCounter, 0 mSDsCounter, 0 mSdLazyCounter, 0 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 0 SdHoareTripleChecker+Valid, 368 SdHoareTripleChecker+Invalid, 0 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 0 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2021-11-22 15:15:17,847 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [0 Valid, 368 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 0 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2021-11-22 15:15:17,871 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 268 states. [2021-11-22 15:15:17,948 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 268 to 268. [2021-11-22 15:15:17,950 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 268 states, 265 states have (on average 1.3584905660377358) internal successors, (360), 267 states have internal predecessors, (360), 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) [2021-11-22 15:15:17,952 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 268 states to 268 states and 360 transitions. [2021-11-22 15:15:17,954 INFO L78 Accepts]: Start accepts. Automaton has 268 states and 360 transitions. Word has length 17 [2021-11-22 15:15:17,955 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-22 15:15:17,955 INFO L470 AbstractCegarLoop]: Abstraction has 268 states and 360 transitions. [2021-11-22 15:15:17,955 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 8.5) internal successors, (17), 2 states have internal predecessors, (17), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-22 15:15:17,956 INFO L276 IsEmpty]: Start isEmpty. Operand 268 states and 360 transitions. [2021-11-22 15:15:17,957 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-22 15:15:17,957 INFO L506 BasicCegarLoop]: Found error trace [2021-11-22 15:15:17,958 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-22 15:15:17,958 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2021-11-22 15:15:17,959 INFO L402 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION] === [2021-11-22 15:15:17,960 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-22 15:15:17,960 INFO L85 PathProgramCache]: Analyzing trace with hash 999718524, now seen corresponding path program 1 times [2021-11-22 15:15:17,961 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-22 15:15:17,961 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [77047435] [2021-11-22 15:15:17,961 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-22 15:15:17,962 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 15:15:17,994 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 15:15:18,085 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-22 15:15:18,086 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-11-22 15:15:18,086 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [77047435] [2021-11-22 15:15:18,087 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [77047435] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-22 15:15:18,088 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-11-22 15:15:18,088 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-11-22 15:15:18,088 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1093770090] [2021-11-22 15:15:18,089 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-22 15:15:18,090 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2021-11-22 15:15:18,091 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-11-22 15:15:18,093 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-11-22 15:15:18,093 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-11-22 15:15:18,093 INFO L87 Difference]: Start difference. First operand 268 states and 360 transitions. Second operand has 3 states, 3 states have (on average 6.0) internal successors, (18), 3 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) [2021-11-22 15:15:18,120 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-22 15:15:18,120 INFO L93 Difference]: Finished difference Result 268 states and 360 transitions. [2021-11-22 15:15:18,121 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-11-22 15:15:18,121 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 6.0) internal successors, (18), 3 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 [2021-11-22 15:15:18,122 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-22 15:15:18,123 INFO L225 Difference]: With dead ends: 268 [2021-11-22 15:15:18,123 INFO L226 Difference]: Without dead ends: 105 [2021-11-22 15:15:18,124 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-11-22 15:15:18,126 INFO L933 BasicCegarLoop]: 139 mSDtfsCounter, 132 mSDsluCounter, 6 mSDsCounter, 0 mSdLazyCounter, 1 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 132 SdHoareTripleChecker+Valid, 145 SdHoareTripleChecker+Invalid, 1 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 1 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2021-11-22 15:15:18,127 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [132 Valid, 145 Invalid, 1 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 1 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2021-11-22 15:15:18,128 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 105 states. [2021-11-22 15:15:18,136 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 105 to 105. [2021-11-22 15:15:18,136 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 105 states, 104 states have (on average 1.3461538461538463) internal successors, (140), 104 states have internal predecessors, (140), 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) [2021-11-22 15:15:18,137 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 105 states to 105 states and 140 transitions. [2021-11-22 15:15:18,138 INFO L78 Accepts]: Start accepts. Automaton has 105 states and 140 transitions. Word has length 18 [2021-11-22 15:15:18,138 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-22 15:15:18,138 INFO L470 AbstractCegarLoop]: Abstraction has 105 states and 140 transitions. [2021-11-22 15:15:18,138 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 6.0) internal successors, (18), 3 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) [2021-11-22 15:15:18,139 INFO L276 IsEmpty]: Start isEmpty. Operand 105 states and 140 transitions. [2021-11-22 15:15:18,140 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2021-11-22 15:15:18,140 INFO L506 BasicCegarLoop]: Found error trace [2021-11-22 15:15:18,141 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-22 15:15:18,141 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2021-11-22 15:15:18,141 INFO L402 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION] === [2021-11-22 15:15:18,142 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-22 15:15:18,143 INFO L85 PathProgramCache]: Analyzing trace with hash 735002290, now seen corresponding path program 1 times [2021-11-22 15:15:18,143 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-22 15:15:18,143 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [73842107] [2021-11-22 15:15:18,144 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-22 15:15:18,144 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 15:15:18,171 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 15:15:18,245 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-22 15:15:18,245 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-11-22 15:15:18,246 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [73842107] [2021-11-22 15:15:18,246 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [73842107] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-22 15:15:18,246 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-11-22 15:15:18,246 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2021-11-22 15:15:18,247 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2057592766] [2021-11-22 15:15:18,247 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-22 15:15:18,248 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2021-11-22 15:15:18,249 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-11-22 15:15:18,250 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-11-22 15:15:18,251 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-11-22 15:15:18,252 INFO L87 Difference]: Start difference. First operand 105 states and 140 transitions. Second operand has 3 states, 3 states have (on average 8.333333333333334) internal successors, (25), 2 states have internal predecessors, (25), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-22 15:15:18,302 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-22 15:15:18,302 INFO L93 Difference]: Finished difference Result 299 states and 404 transitions. [2021-11-22 15:15:18,305 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-11-22 15:15:18,306 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 8.333333333333334) internal successors, (25), 2 states have internal predecessors, (25), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 25 [2021-11-22 15:15:18,306 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-22 15:15:18,308 INFO L225 Difference]: With dead ends: 299 [2021-11-22 15:15:18,310 INFO L226 Difference]: Without dead ends: 201 [2021-11-22 15:15:18,312 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 2 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-11-22 15:15:18,314 INFO L933 BasicCegarLoop]: 149 mSDtfsCounter, 118 mSDsluCounter, 128 mSDsCounter, 0 mSdLazyCounter, 4 mSolverCounterSat, 2 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 118 SdHoareTripleChecker+Valid, 277 SdHoareTripleChecker+Invalid, 6 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 2 IncrementalHoareTripleChecker+Valid, 4 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2021-11-22 15:15:18,318 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [118 Valid, 277 Invalid, 6 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [2 Valid, 4 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2021-11-22 15:15:18,320 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 201 states. [2021-11-22 15:15:18,337 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 201 to 196. [2021-11-22 15:15:18,338 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 196 states, 195 states have (on average 1.358974358974359) internal successors, (265), 195 states have internal predecessors, (265), 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) [2021-11-22 15:15:18,340 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 196 states to 196 states and 265 transitions. [2021-11-22 15:15:18,340 INFO L78 Accepts]: Start accepts. Automaton has 196 states and 265 transitions. Word has length 25 [2021-11-22 15:15:18,340 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-22 15:15:18,341 INFO L470 AbstractCegarLoop]: Abstraction has 196 states and 265 transitions. [2021-11-22 15:15:18,341 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 8.333333333333334) internal successors, (25), 2 states have internal predecessors, (25), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-22 15:15:18,341 INFO L276 IsEmpty]: Start isEmpty. Operand 196 states and 265 transitions. [2021-11-22 15:15:18,343 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2021-11-22 15:15:18,343 INFO L506 BasicCegarLoop]: Found error trace [2021-11-22 15:15:18,344 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-22 15:15:18,344 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2021-11-22 15:15:18,344 INFO L402 AbstractCegarLoop]: === Iteration 4 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION] === [2021-11-22 15:15:18,345 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-22 15:15:18,345 INFO L85 PathProgramCache]: Analyzing trace with hash 1524867080, now seen corresponding path program 1 times [2021-11-22 15:15:18,346 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-22 15:15:18,346 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1322386779] [2021-11-22 15:15:18,346 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-22 15:15:18,346 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 15:15:18,368 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 15:15:18,461 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-22 15:15:18,461 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-11-22 15:15:18,462 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1322386779] [2021-11-22 15:15:18,462 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1322386779] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-22 15:15:18,462 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-11-22 15:15:18,463 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2021-11-22 15:15:18,463 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [185131268] [2021-11-22 15:15:18,464 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-22 15:15:18,466 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2021-11-22 15:15:18,466 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-11-22 15:15:18,467 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2021-11-22 15:15:18,467 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2021-11-22 15:15:18,468 INFO L87 Difference]: Start difference. First operand 196 states and 265 transitions. Second operand has 5 states, 5 states have (on average 5.6) internal successors, (28), 4 states have internal predecessors, (28), 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) [2021-11-22 15:15:18,671 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-22 15:15:18,671 INFO L93 Difference]: Finished difference Result 888 states and 1216 transitions. [2021-11-22 15:15:18,672 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-11-22 15:15:18,672 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 5.6) internal successors, (28), 4 states have internal predecessors, (28), 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 28 [2021-11-22 15:15:18,674 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-22 15:15:18,678 INFO L225 Difference]: With dead ends: 888 [2021-11-22 15:15:18,678 INFO L226 Difference]: Without dead ends: 699 [2021-11-22 15:15:18,679 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 7 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=22, Invalid=34, Unknown=0, NotChecked=0, Total=56 [2021-11-22 15:15:18,692 INFO L933 BasicCegarLoop]: 243 mSDtfsCounter, 568 mSDsluCounter, 480 mSDsCounter, 0 mSdLazyCounter, 73 mSolverCounterSat, 10 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 568 SdHoareTripleChecker+Valid, 723 SdHoareTripleChecker+Invalid, 83 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 10 IncrementalHoareTripleChecker+Valid, 73 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2021-11-22 15:15:18,693 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [568 Valid, 723 Invalid, 83 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [10 Valid, 73 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2021-11-22 15:15:18,696 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 699 states. [2021-11-22 15:15:18,737 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 699 to 375. [2021-11-22 15:15:18,738 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 375 states, 374 states have (on average 1.3315508021390374) internal successors, (498), 374 states have internal predecessors, (498), 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) [2021-11-22 15:15:18,740 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 375 states to 375 states and 498 transitions. [2021-11-22 15:15:18,740 INFO L78 Accepts]: Start accepts. Automaton has 375 states and 498 transitions. Word has length 28 [2021-11-22 15:15:18,741 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-22 15:15:18,741 INFO L470 AbstractCegarLoop]: Abstraction has 375 states and 498 transitions. [2021-11-22 15:15:18,741 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 5.6) internal successors, (28), 4 states have internal predecessors, (28), 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) [2021-11-22 15:15:18,741 INFO L276 IsEmpty]: Start isEmpty. Operand 375 states and 498 transitions. [2021-11-22 15:15:18,744 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2021-11-22 15:15:18,744 INFO L506 BasicCegarLoop]: Found error trace [2021-11-22 15:15:18,745 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-22 15:15:18,745 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2021-11-22 15:15:18,745 INFO L402 AbstractCegarLoop]: === Iteration 5 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION] === [2021-11-22 15:15:18,746 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-22 15:15:18,746 INFO L85 PathProgramCache]: Analyzing trace with hash -771857427, now seen corresponding path program 1 times [2021-11-22 15:15:18,746 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-22 15:15:18,746 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [643096459] [2021-11-22 15:15:18,746 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-22 15:15:18,747 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 15:15:18,764 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 15:15:18,806 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-22 15:15:18,807 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-11-22 15:15:18,807 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [643096459] [2021-11-22 15:15:18,807 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [643096459] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-22 15:15:18,807 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-11-22 15:15:18,807 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2021-11-22 15:15:18,808 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2040975503] [2021-11-22 15:15:18,808 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-22 15:15:18,808 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2021-11-22 15:15:18,809 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-11-22 15:15:18,809 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2021-11-22 15:15:18,809 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2021-11-22 15:15:18,809 INFO L87 Difference]: Start difference. First operand 375 states and 498 transitions. Second operand has 5 states, 5 states have (on average 6.0) internal successors, (30), 4 states have internal predecessors, (30), 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) [2021-11-22 15:15:19,015 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-22 15:15:19,016 INFO L93 Difference]: Finished difference Result 1151 states and 1552 transitions. [2021-11-22 15:15:19,016 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2021-11-22 15:15:19,017 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 6.0) internal successors, (30), 4 states have internal predecessors, (30), 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 30 [2021-11-22 15:15:19,017 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-22 15:15:19,022 INFO L225 Difference]: With dead ends: 1151 [2021-11-22 15:15:19,023 INFO L226 Difference]: Without dead ends: 783 [2021-11-22 15:15:19,024 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 8 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 5 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=27, Invalid=45, Unknown=0, NotChecked=0, Total=72 [2021-11-22 15:15:19,031 INFO L933 BasicCegarLoop]: 253 mSDtfsCounter, 398 mSDsluCounter, 548 mSDsCounter, 0 mSdLazyCounter, 71 mSolverCounterSat, 15 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 398 SdHoareTripleChecker+Valid, 801 SdHoareTripleChecker+Invalid, 86 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 15 IncrementalHoareTripleChecker+Valid, 71 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2021-11-22 15:15:19,032 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [398 Valid, 801 Invalid, 86 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [15 Valid, 71 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2021-11-22 15:15:19,034 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 783 states. [2021-11-22 15:15:19,070 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 783 to 341. [2021-11-22 15:15:19,071 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 341 states, 340 states have (on average 1.2794117647058822) internal successors, (435), 340 states have internal predecessors, (435), 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) [2021-11-22 15:15:19,073 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 341 states to 341 states and 435 transitions. [2021-11-22 15:15:19,073 INFO L78 Accepts]: Start accepts. Automaton has 341 states and 435 transitions. Word has length 30 [2021-11-22 15:15:19,074 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-22 15:15:19,074 INFO L470 AbstractCegarLoop]: Abstraction has 341 states and 435 transitions. [2021-11-22 15:15:19,074 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 6.0) internal successors, (30), 4 states have internal predecessors, (30), 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) [2021-11-22 15:15:19,075 INFO L276 IsEmpty]: Start isEmpty. Operand 341 states and 435 transitions. [2021-11-22 15:15:19,090 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 41 [2021-11-22 15:15:19,092 INFO L506 BasicCegarLoop]: Found error trace [2021-11-22 15:15:19,093 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-22 15:15:19,093 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2021-11-22 15:15:19,093 INFO L402 AbstractCegarLoop]: === Iteration 6 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION] === [2021-11-22 15:15:19,095 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-22 15:15:19,096 INFO L85 PathProgramCache]: Analyzing trace with hash -1767614670, now seen corresponding path program 1 times [2021-11-22 15:15:19,096 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-22 15:15:19,096 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1831890872] [2021-11-22 15:15:19,096 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-22 15:15:19,102 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 15:15:19,135 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 15:15:19,202 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-22 15:15:19,203 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-11-22 15:15:19,203 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1831890872] [2021-11-22 15:15:19,203 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1831890872] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-22 15:15:19,203 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-11-22 15:15:19,204 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-11-22 15:15:19,204 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [708127052] [2021-11-22 15:15:19,204 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-22 15:15:19,205 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2021-11-22 15:15:19,205 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-11-22 15:15:19,206 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2021-11-22 15:15:19,206 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2021-11-22 15:15:19,206 INFO L87 Difference]: Start difference. First operand 341 states and 435 transitions. Second operand has 4 states, 4 states have (on average 10.0) internal successors, (40), 3 states have internal predecessors, (40), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-22 15:15:19,295 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-22 15:15:19,295 INFO L93 Difference]: Finished difference Result 729 states and 938 transitions. [2021-11-22 15:15:19,296 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-11-22 15:15:19,296 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 10.0) internal successors, (40), 3 states have internal predecessors, (40), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 40 [2021-11-22 15:15:19,297 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-22 15:15:19,301 INFO L225 Difference]: With dead ends: 729 [2021-11-22 15:15:19,302 INFO L226 Difference]: Without dead ends: 516 [2021-11-22 15:15:19,302 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2021-11-22 15:15:19,304 INFO L933 BasicCegarLoop]: 164 mSDtfsCounter, 108 mSDsluCounter, 204 mSDsCounter, 0 mSdLazyCounter, 31 mSolverCounterSat, 6 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 108 SdHoareTripleChecker+Valid, 368 SdHoareTripleChecker+Invalid, 37 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 6 IncrementalHoareTripleChecker+Valid, 31 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2021-11-22 15:15:19,304 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [108 Valid, 368 Invalid, 37 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [6 Valid, 31 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2021-11-22 15:15:19,307 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 516 states. [2021-11-22 15:15:19,348 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 516 to 512. [2021-11-22 15:15:19,350 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 512 states, 511 states have (on average 1.2681017612524461) internal successors, (648), 511 states have internal predecessors, (648), 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) [2021-11-22 15:15:19,352 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 512 states to 512 states and 648 transitions. [2021-11-22 15:15:19,353 INFO L78 Accepts]: Start accepts. Automaton has 512 states and 648 transitions. Word has length 40 [2021-11-22 15:15:19,355 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-22 15:15:19,355 INFO L470 AbstractCegarLoop]: Abstraction has 512 states and 648 transitions. [2021-11-22 15:15:19,356 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 10.0) internal successors, (40), 3 states have internal predecessors, (40), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-22 15:15:19,356 INFO L276 IsEmpty]: Start isEmpty. Operand 512 states and 648 transitions. [2021-11-22 15:15:19,357 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 41 [2021-11-22 15:15:19,357 INFO L506 BasicCegarLoop]: Found error trace [2021-11-22 15:15:19,357 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-22 15:15:19,358 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5 [2021-11-22 15:15:19,358 INFO L402 AbstractCegarLoop]: === Iteration 7 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION] === [2021-11-22 15:15:19,359 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-22 15:15:19,359 INFO L85 PathProgramCache]: Analyzing trace with hash 1506284272, now seen corresponding path program 1 times [2021-11-22 15:15:19,360 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-22 15:15:19,360 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [841074003] [2021-11-22 15:15:19,360 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-22 15:15:19,360 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 15:15:19,388 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 15:15:19,445 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-22 15:15:19,445 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-11-22 15:15:19,445 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [841074003] [2021-11-22 15:15:19,445 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [841074003] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-22 15:15:19,446 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-11-22 15:15:19,446 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2021-11-22 15:15:19,446 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1953409018] [2021-11-22 15:15:19,446 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-22 15:15:19,447 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2021-11-22 15:15:19,447 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-11-22 15:15:19,448 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2021-11-22 15:15:19,448 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2021-11-22 15:15:19,448 INFO L87 Difference]: Start difference. First operand 512 states and 648 transitions. Second operand has 4 states, 4 states have (on average 10.0) internal successors, (40), 4 states have internal predecessors, (40), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-22 15:15:19,590 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-22 15:15:19,590 INFO L93 Difference]: Finished difference Result 1495 states and 1911 transitions. [2021-11-22 15:15:19,590 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-11-22 15:15:19,591 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 10.0) internal successors, (40), 4 states have internal predecessors, (40), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 40 [2021-11-22 15:15:19,591 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-22 15:15:19,599 INFO L225 Difference]: With dead ends: 1495 [2021-11-22 15:15:19,599 INFO L226 Difference]: Without dead ends: 1109 [2021-11-22 15:15:19,600 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 6 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2021-11-22 15:15:19,601 INFO L933 BasicCegarLoop]: 270 mSDtfsCounter, 193 mSDsluCounter, 287 mSDsCounter, 0 mSdLazyCounter, 36 mSolverCounterSat, 9 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 193 SdHoareTripleChecker+Valid, 557 SdHoareTripleChecker+Invalid, 45 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 9 IncrementalHoareTripleChecker+Valid, 36 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2021-11-22 15:15:19,602 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [193 Valid, 557 Invalid, 45 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [9 Valid, 36 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2021-11-22 15:15:19,604 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1109 states. [2021-11-22 15:15:19,684 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1109 to 512. [2021-11-22 15:15:19,685 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 512 states, 511 states have (on average 1.2563600782778865) internal successors, (642), 511 states have internal predecessors, (642), 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) [2021-11-22 15:15:19,688 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 512 states to 512 states and 642 transitions. [2021-11-22 15:15:19,688 INFO L78 Accepts]: Start accepts. Automaton has 512 states and 642 transitions. Word has length 40 [2021-11-22 15:15:19,689 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-22 15:15:19,689 INFO L470 AbstractCegarLoop]: Abstraction has 512 states and 642 transitions. [2021-11-22 15:15:19,689 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 10.0) internal successors, (40), 4 states have internal predecessors, (40), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-22 15:15:19,690 INFO L276 IsEmpty]: Start isEmpty. Operand 512 states and 642 transitions. [2021-11-22 15:15:19,690 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 41 [2021-11-22 15:15:19,691 INFO L506 BasicCegarLoop]: Found error trace [2021-11-22 15:15:19,691 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-22 15:15:19,691 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6 [2021-11-22 15:15:19,692 INFO L402 AbstractCegarLoop]: === Iteration 8 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION] === [2021-11-22 15:15:19,692 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-22 15:15:19,693 INFO L85 PathProgramCache]: Analyzing trace with hash 495167022, now seen corresponding path program 1 times [2021-11-22 15:15:19,693 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-22 15:15:19,693 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1880178818] [2021-11-22 15:15:19,693 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-22 15:15:19,693 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 15:15:19,709 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 15:15:19,760 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-22 15:15:19,760 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-11-22 15:15:19,760 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1880178818] [2021-11-22 15:15:19,760 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1880178818] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-22 15:15:19,761 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-11-22 15:15:19,761 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2021-11-22 15:15:19,761 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1293791439] [2021-11-22 15:15:19,761 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-22 15:15:19,762 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2021-11-22 15:15:19,762 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-11-22 15:15:19,763 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2021-11-22 15:15:19,763 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2021-11-22 15:15:19,763 INFO L87 Difference]: Start difference. First operand 512 states and 642 transitions. Second operand has 5 states, 5 states have (on average 8.0) internal successors, (40), 5 states have internal predecessors, (40), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-22 15:15:19,998 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-22 15:15:19,998 INFO L93 Difference]: Finished difference Result 1629 states and 2045 transitions. [2021-11-22 15:15:19,998 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-11-22 15:15:19,999 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 8.0) internal successors, (40), 5 states have internal predecessors, (40), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 40 [2021-11-22 15:15:19,999 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-22 15:15:20,007 INFO L225 Difference]: With dead ends: 1629 [2021-11-22 15:15:20,008 INFO L226 Difference]: Without dead ends: 1243 [2021-11-22 15:15:20,009 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 12 GetRequests, 5 SyntacticMatches, 0 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 4 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=27, Invalid=45, Unknown=0, NotChecked=0, Total=72 [2021-11-22 15:15:20,010 INFO L933 BasicCegarLoop]: 316 mSDtfsCounter, 330 mSDsluCounter, 565 mSDsCounter, 0 mSdLazyCounter, 42 mSolverCounterSat, 8 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 330 SdHoareTripleChecker+Valid, 881 SdHoareTripleChecker+Invalid, 50 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 8 IncrementalHoareTripleChecker+Valid, 42 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2021-11-22 15:15:20,010 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [330 Valid, 881 Invalid, 50 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [8 Valid, 42 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2021-11-22 15:15:20,013 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1243 states. [2021-11-22 15:15:20,072 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1243 to 557. [2021-11-22 15:15:20,074 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 557 states, 556 states have (on average 1.2625899280575539) internal successors, (702), 556 states have internal predecessors, (702), 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) [2021-11-22 15:15:20,077 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 557 states to 557 states and 702 transitions. [2021-11-22 15:15:20,077 INFO L78 Accepts]: Start accepts. Automaton has 557 states and 702 transitions. Word has length 40 [2021-11-22 15:15:20,077 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-22 15:15:20,077 INFO L470 AbstractCegarLoop]: Abstraction has 557 states and 702 transitions. [2021-11-22 15:15:20,078 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 8.0) internal successors, (40), 5 states have internal predecessors, (40), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-22 15:15:20,078 INFO L276 IsEmpty]: Start isEmpty. Operand 557 states and 702 transitions. [2021-11-22 15:15:20,079 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 61 [2021-11-22 15:15:20,079 INFO L506 BasicCegarLoop]: Found error trace [2021-11-22 15:15:20,080 INFO L514 BasicCegarLoop]: trace histogram [2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-22 15:15:20,080 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable7 [2021-11-22 15:15:20,080 INFO L402 AbstractCegarLoop]: === Iteration 9 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION] === [2021-11-22 15:15:20,081 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-22 15:15:20,081 INFO L85 PathProgramCache]: Analyzing trace with hash 916339193, now seen corresponding path program 1 times [2021-11-22 15:15:20,081 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-22 15:15:20,081 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [458900171] [2021-11-22 15:15:20,081 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-22 15:15:20,082 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 15:15:20,108 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 15:15:20,144 INFO L134 CoverageAnalysis]: Checked inductivity of 15 backedges. 12 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-22 15:15:20,145 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-11-22 15:15:20,145 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [458900171] [2021-11-22 15:15:20,145 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [458900171] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-22 15:15:20,145 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-11-22 15:15:20,145 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-11-22 15:15:20,145 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1817510539] [2021-11-22 15:15:20,145 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-22 15:15:20,147 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2021-11-22 15:15:20,147 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-11-22 15:15:20,148 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-11-22 15:15:20,148 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-11-22 15:15:20,149 INFO L87 Difference]: Start difference. First operand 557 states and 702 transitions. Second operand has 3 states, 3 states have (on average 19.333333333333332) internal successors, (58), 3 states have internal predecessors, (58), 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) [2021-11-22 15:15:20,198 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-22 15:15:20,198 INFO L93 Difference]: Finished difference Result 932 states and 1174 transitions. [2021-11-22 15:15:20,198 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-11-22 15:15:20,198 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 19.333333333333332) internal successors, (58), 3 states have internal predecessors, (58), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 60 [2021-11-22 15:15:20,199 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-22 15:15:20,201 INFO L225 Difference]: With dead ends: 932 [2021-11-22 15:15:20,201 INFO L226 Difference]: Without dead ends: 382 [2021-11-22 15:15:20,202 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-11-22 15:15:20,205 INFO L933 BasicCegarLoop]: 133 mSDtfsCounter, 28 mSDsluCounter, 106 mSDsCounter, 0 mSdLazyCounter, 5 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 28 SdHoareTripleChecker+Valid, 239 SdHoareTripleChecker+Invalid, 5 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 5 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2021-11-22 15:15:20,205 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [28 Valid, 239 Invalid, 5 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 5 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2021-11-22 15:15:20,207 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 382 states. [2021-11-22 15:15:20,256 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 382 to 374. [2021-11-22 15:15:20,257 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 374 states, 373 states have (on average 1.2520107238605898) internal successors, (467), 373 states have internal predecessors, (467), 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) [2021-11-22 15:15:20,259 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 374 states to 374 states and 467 transitions. [2021-11-22 15:15:20,260 INFO L78 Accepts]: Start accepts. Automaton has 374 states and 467 transitions. Word has length 60 [2021-11-22 15:15:20,260 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-22 15:15:20,260 INFO L470 AbstractCegarLoop]: Abstraction has 374 states and 467 transitions. [2021-11-22 15:15:20,260 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 19.333333333333332) internal successors, (58), 3 states have internal predecessors, (58), 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) [2021-11-22 15:15:20,261 INFO L276 IsEmpty]: Start isEmpty. Operand 374 states and 467 transitions. [2021-11-22 15:15:20,262 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 71 [2021-11-22 15:15:20,262 INFO L506 BasicCegarLoop]: Found error trace [2021-11-22 15:15:20,263 INFO L514 BasicCegarLoop]: trace histogram [2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-22 15:15:20,263 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable8 [2021-11-22 15:15:20,263 INFO L402 AbstractCegarLoop]: === Iteration 10 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION] === [2021-11-22 15:15:20,264 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-22 15:15:20,264 INFO L85 PathProgramCache]: Analyzing trace with hash 70413116, now seen corresponding path program 1 times [2021-11-22 15:15:20,264 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-22 15:15:20,265 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2104618719] [2021-11-22 15:15:20,265 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-22 15:15:20,265 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 15:15:20,279 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 15:15:20,320 INFO L134 CoverageAnalysis]: Checked inductivity of 28 backedges. 21 proven. 0 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2021-11-22 15:15:20,321 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-11-22 15:15:20,321 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2104618719] [2021-11-22 15:15:20,321 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2104618719] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-22 15:15:20,321 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-11-22 15:15:20,321 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2021-11-22 15:15:20,322 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [151593013] [2021-11-22 15:15:20,322 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-22 15:15:20,322 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2021-11-22 15:15:20,322 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-11-22 15:15:20,323 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2021-11-22 15:15:20,323 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2021-11-22 15:15:20,323 INFO L87 Difference]: Start difference. First operand 374 states and 467 transitions. Second operand has 5 states, 5 states have (on average 12.8) internal successors, (64), 5 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) [2021-11-22 15:15:20,450 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-22 15:15:20,450 INFO L93 Difference]: Finished difference Result 1104 states and 1380 transitions. [2021-11-22 15:15:20,451 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-11-22 15:15:20,451 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 12.8) internal successors, (64), 5 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) Word has length 70 [2021-11-22 15:15:20,451 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-22 15:15:20,456 INFO L225 Difference]: With dead ends: 1104 [2021-11-22 15:15:20,456 INFO L226 Difference]: Without dead ends: 737 [2021-11-22 15:15:20,457 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 9 GetRequests, 4 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=17, Invalid=25, Unknown=0, NotChecked=0, Total=42 [2021-11-22 15:15:20,458 INFO L933 BasicCegarLoop]: 149 mSDtfsCounter, 196 mSDsluCounter, 379 mSDsCounter, 0 mSdLazyCounter, 42 mSolverCounterSat, 11 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 196 SdHoareTripleChecker+Valid, 528 SdHoareTripleChecker+Invalid, 53 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 11 IncrementalHoareTripleChecker+Valid, 42 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2021-11-22 15:15:20,458 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [196 Valid, 528 Invalid, 53 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [11 Valid, 42 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2021-11-22 15:15:20,460 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 737 states. [2021-11-22 15:15:20,497 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 737 to 386. [2021-11-22 15:15:20,498 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 386 states, 385 states have (on average 1.2441558441558442) internal successors, (479), 385 states have internal predecessors, (479), 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) [2021-11-22 15:15:20,500 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 386 states to 386 states and 479 transitions. [2021-11-22 15:15:20,500 INFO L78 Accepts]: Start accepts. Automaton has 386 states and 479 transitions. Word has length 70 [2021-11-22 15:15:20,501 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-22 15:15:20,501 INFO L470 AbstractCegarLoop]: Abstraction has 386 states and 479 transitions. [2021-11-22 15:15:20,501 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 12.8) internal successors, (64), 5 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) [2021-11-22 15:15:20,501 INFO L276 IsEmpty]: Start isEmpty. Operand 386 states and 479 transitions. [2021-11-22 15:15:20,503 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 71 [2021-11-22 15:15:20,503 INFO L506 BasicCegarLoop]: Found error trace [2021-11-22 15:15:20,503 INFO L514 BasicCegarLoop]: trace histogram [2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-22 15:15:20,503 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable9 [2021-11-22 15:15:20,504 INFO L402 AbstractCegarLoop]: === Iteration 11 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION] === [2021-11-22 15:15:20,504 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-22 15:15:20,504 INFO L85 PathProgramCache]: Analyzing trace with hash 987568568, now seen corresponding path program 1 times [2021-11-22 15:15:20,504 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-22 15:15:20,505 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [368050695] [2021-11-22 15:15:20,505 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-22 15:15:20,505 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 15:15:20,517 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 15:15:20,583 INFO L134 CoverageAnalysis]: Checked inductivity of 28 backedges. 18 proven. 0 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2021-11-22 15:15:20,584 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-11-22 15:15:20,584 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [368050695] [2021-11-22 15:15:20,584 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [368050695] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-22 15:15:20,584 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-11-22 15:15:20,584 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2021-11-22 15:15:20,585 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1761422057] [2021-11-22 15:15:20,585 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-22 15:15:20,585 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2021-11-22 15:15:20,585 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-11-22 15:15:20,586 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2021-11-22 15:15:20,586 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2021-11-22 15:15:20,586 INFO L87 Difference]: Start difference. First operand 386 states and 479 transitions. Second operand has 5 states, 5 states have (on average 12.2) internal successors, (61), 4 states have internal predecessors, (61), 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) [2021-11-22 15:15:20,707 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-22 15:15:20,707 INFO L93 Difference]: Finished difference Result 768 states and 951 transitions. [2021-11-22 15:15:20,708 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-11-22 15:15:20,708 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 12.2) internal successors, (61), 4 states have internal predecessors, (61), 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 70 [2021-11-22 15:15:20,711 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-22 15:15:20,713 INFO L225 Difference]: With dead ends: 768 [2021-11-22 15:15:20,714 INFO L226 Difference]: Without dead ends: 389 [2021-11-22 15:15:20,715 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 6 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 4 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=14, Invalid=16, Unknown=0, NotChecked=0, Total=30 [2021-11-22 15:15:20,715 INFO L933 BasicCegarLoop]: 138 mSDtfsCounter, 97 mSDsluCounter, 222 mSDsCounter, 0 mSdLazyCounter, 46 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 97 SdHoareTripleChecker+Valid, 360 SdHoareTripleChecker+Invalid, 46 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 46 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2021-11-22 15:15:20,716 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [97 Valid, 360 Invalid, 46 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 46 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2021-11-22 15:15:20,717 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 389 states. [2021-11-22 15:15:20,760 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 389 to 347. [2021-11-22 15:15:20,762 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 347 states, 346 states have (on average 1.23121387283237) internal successors, (426), 346 states have internal predecessors, (426), 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) [2021-11-22 15:15:20,763 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 347 states to 347 states and 426 transitions. [2021-11-22 15:15:20,763 INFO L78 Accepts]: Start accepts. Automaton has 347 states and 426 transitions. Word has length 70 [2021-11-22 15:15:20,764 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-22 15:15:20,764 INFO L470 AbstractCegarLoop]: Abstraction has 347 states and 426 transitions. [2021-11-22 15:15:20,764 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 12.2) internal successors, (61), 4 states have internal predecessors, (61), 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) [2021-11-22 15:15:20,764 INFO L276 IsEmpty]: Start isEmpty. Operand 347 states and 426 transitions. [2021-11-22 15:15:20,765 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 73 [2021-11-22 15:15:20,765 INFO L506 BasicCegarLoop]: Found error trace [2021-11-22 15:15:20,765 INFO L514 BasicCegarLoop]: trace histogram [2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-22 15:15:20,766 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable10 [2021-11-22 15:15:20,766 INFO L402 AbstractCegarLoop]: === Iteration 12 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION] === [2021-11-22 15:15:20,766 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-22 15:15:20,766 INFO L85 PathProgramCache]: Analyzing trace with hash -1880001765, now seen corresponding path program 1 times [2021-11-22 15:15:20,767 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-22 15:15:20,767 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [739616603] [2021-11-22 15:15:20,767 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-22 15:15:20,767 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 15:15:20,787 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 15:15:20,852 INFO L134 CoverageAnalysis]: Checked inductivity of 28 backedges. 16 proven. 12 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-22 15:15:20,853 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-11-22 15:15:20,853 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [739616603] [2021-11-22 15:15:20,853 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [739616603] provided 0 perfect and 1 imperfect interpolant sequences [2021-11-22 15:15:20,853 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [222330639] [2021-11-22 15:15:20,853 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-22 15:15:20,854 INFO L168 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-11-22 15:15:20,854 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_237f3899-7e48-4a85-9a71-9defe0827ff9/bin/uautomizer-w2VwFs6gM0/z3 [2021-11-22 15:15:20,857 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_237f3899-7e48-4a85-9a71-9defe0827ff9/bin/uautomizer-w2VwFs6gM0/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-11-22 15:15:20,884 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_237f3899-7e48-4a85-9a71-9defe0827ff9/bin/uautomizer-w2VwFs6gM0/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Waiting until timeout for monitored process [2021-11-22 15:15:21,016 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 15:15:21,019 INFO L263 TraceCheckSpWp]: Trace formula consists of 403 conjuncts, 2 conjunts are in the unsatisfiable core [2021-11-22 15:15:21,027 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 15:15:21,289 INFO L134 CoverageAnalysis]: Checked inductivity of 28 backedges. 28 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-22 15:15:21,289 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2021-11-22 15:15:21,289 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [222330639] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-22 15:15:21,290 INFO L186 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2021-11-22 15:15:21,290 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [4] total 5 [2021-11-22 15:15:21,290 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1187262881] [2021-11-22 15:15:21,290 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-22 15:15:21,291 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2021-11-22 15:15:21,291 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-11-22 15:15:21,292 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-11-22 15:15:21,292 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=8, Invalid=12, Unknown=0, NotChecked=0, Total=20 [2021-11-22 15:15:21,292 INFO L87 Difference]: Start difference. First operand 347 states and 426 transitions. Second operand has 3 states, 3 states have (on average 24.0) internal successors, (72), 3 states have internal predecessors, (72), 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) [2021-11-22 15:15:21,353 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-22 15:15:21,354 INFO L93 Difference]: Finished difference Result 551 states and 681 transitions. [2021-11-22 15:15:21,354 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-11-22 15:15:21,355 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 24.0) internal successors, (72), 3 states have internal predecessors, (72), 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 72 [2021-11-22 15:15:21,355 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-22 15:15:21,357 INFO L225 Difference]: With dead ends: 551 [2021-11-22 15:15:21,358 INFO L226 Difference]: Without dead ends: 301 [2021-11-22 15:15:21,358 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 75 GetRequests, 72 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=8, Invalid=12, Unknown=0, NotChecked=0, Total=20 [2021-11-22 15:15:21,360 INFO L933 BasicCegarLoop]: 114 mSDtfsCounter, 32 mSDsluCounter, 54 mSDsCounter, 0 mSdLazyCounter, 16 mSolverCounterSat, 4 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 32 SdHoareTripleChecker+Valid, 168 SdHoareTripleChecker+Invalid, 20 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 4 IncrementalHoareTripleChecker+Valid, 16 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2021-11-22 15:15:21,360 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [32 Valid, 168 Invalid, 20 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [4 Valid, 16 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2021-11-22 15:15:21,362 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 301 states. [2021-11-22 15:15:21,392 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 301 to 301. [2021-11-22 15:15:21,393 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 301 states, 300 states have (on average 1.2166666666666666) internal successors, (365), 300 states have internal predecessors, (365), 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) [2021-11-22 15:15:21,396 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 301 states to 301 states and 365 transitions. [2021-11-22 15:15:21,397 INFO L78 Accepts]: Start accepts. Automaton has 301 states and 365 transitions. Word has length 72 [2021-11-22 15:15:21,398 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-22 15:15:21,398 INFO L470 AbstractCegarLoop]: Abstraction has 301 states and 365 transitions. [2021-11-22 15:15:21,399 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 24.0) internal successors, (72), 3 states have internal predecessors, (72), 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) [2021-11-22 15:15:21,399 INFO L276 IsEmpty]: Start isEmpty. Operand 301 states and 365 transitions. [2021-11-22 15:15:21,400 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 75 [2021-11-22 15:15:21,400 INFO L506 BasicCegarLoop]: Found error trace [2021-11-22 15:15:21,401 INFO L514 BasicCegarLoop]: trace histogram [2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-22 15:15:21,447 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_237f3899-7e48-4a85-9a71-9defe0827ff9/bin/uautomizer-w2VwFs6gM0/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Forceful destruction successful, exit code 0 [2021-11-22 15:15:21,624 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable11,2 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_237f3899-7e48-4a85-9a71-9defe0827ff9/bin/uautomizer-w2VwFs6gM0/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-11-22 15:15:21,625 INFO L402 AbstractCegarLoop]: === Iteration 13 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION] === [2021-11-22 15:15:21,625 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-22 15:15:21,625 INFO L85 PathProgramCache]: Analyzing trace with hash -974137148, now seen corresponding path program 1 times [2021-11-22 15:15:21,625 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-22 15:15:21,626 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [147734338] [2021-11-22 15:15:21,626 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-22 15:15:21,626 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 15:15:21,646 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 15:15:21,727 INFO L134 CoverageAnalysis]: Checked inductivity of 17 backedges. 13 proven. 4 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-22 15:15:21,728 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-11-22 15:15:21,728 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [147734338] [2021-11-22 15:15:21,728 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [147734338] provided 0 perfect and 1 imperfect interpolant sequences [2021-11-22 15:15:21,728 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [2137314634] [2021-11-22 15:15:21,728 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-22 15:15:21,729 INFO L168 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-11-22 15:15:21,729 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_237f3899-7e48-4a85-9a71-9defe0827ff9/bin/uautomizer-w2VwFs6gM0/z3 [2021-11-22 15:15:21,733 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_237f3899-7e48-4a85-9a71-9defe0827ff9/bin/uautomizer-w2VwFs6gM0/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-11-22 15:15:21,752 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_237f3899-7e48-4a85-9a71-9defe0827ff9/bin/uautomizer-w2VwFs6gM0/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Waiting until timeout for monitored process [2021-11-22 15:15:21,846 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 15:15:21,848 INFO L263 TraceCheckSpWp]: Trace formula consists of 413 conjuncts, 6 conjunts are in the unsatisfiable core [2021-11-22 15:15:21,855 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 15:15:22,086 INFO L134 CoverageAnalysis]: Checked inductivity of 17 backedges. 13 proven. 4 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-22 15:15:22,087 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-11-22 15:15:22,260 INFO L134 CoverageAnalysis]: Checked inductivity of 17 backedges. 13 proven. 4 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-22 15:15:22,261 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [2137314634] provided 0 perfect and 2 imperfect interpolant sequences [2021-11-22 15:15:22,261 INFO L186 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2021-11-22 15:15:22,261 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [6, 6, 6] total 8 [2021-11-22 15:15:22,262 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1532291168] [2021-11-22 15:15:22,262 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2021-11-22 15:15:22,262 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 8 states [2021-11-22 15:15:22,263 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-11-22 15:15:22,263 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2021-11-22 15:15:22,263 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=16, Invalid=40, Unknown=0, NotChecked=0, Total=56 [2021-11-22 15:15:22,264 INFO L87 Difference]: Start difference. First operand 301 states and 365 transitions. Second operand has 8 states, 8 states have (on average 9.625) internal successors, (77), 8 states have internal predecessors, (77), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-22 15:15:22,498 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-22 15:15:22,498 INFO L93 Difference]: Finished difference Result 1031 states and 1259 transitions. [2021-11-22 15:15:22,499 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2021-11-22 15:15:22,499 INFO L78 Accepts]: Start accepts. Automaton has has 8 states, 8 states have (on average 9.625) internal successors, (77), 8 states have internal predecessors, (77), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 74 [2021-11-22 15:15:22,500 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-22 15:15:22,505 INFO L225 Difference]: With dead ends: 1031 [2021-11-22 15:15:22,505 INFO L226 Difference]: Without dead ends: 803 [2021-11-22 15:15:22,506 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 164 GetRequests, 150 SyntacticMatches, 1 SemanticMatches, 13 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 29 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=68, Invalid=142, Unknown=0, NotChecked=0, Total=210 [2021-11-22 15:15:22,508 INFO L933 BasicCegarLoop]: 184 mSDtfsCounter, 580 mSDsluCounter, 644 mSDsCounter, 0 mSdLazyCounter, 55 mSolverCounterSat, 26 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 580 SdHoareTripleChecker+Valid, 828 SdHoareTripleChecker+Invalid, 81 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 26 IncrementalHoareTripleChecker+Valid, 55 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2021-11-22 15:15:22,508 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [580 Valid, 828 Invalid, 81 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [26 Valid, 55 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2021-11-22 15:15:22,511 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 803 states. [2021-11-22 15:15:22,553 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 803 to 374. [2021-11-22 15:15:22,554 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 374 states, 373 states have (on average 1.2117962466487935) internal successors, (452), 373 states have internal predecessors, (452), 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) [2021-11-22 15:15:22,556 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 374 states to 374 states and 452 transitions. [2021-11-22 15:15:22,556 INFO L78 Accepts]: Start accepts. Automaton has 374 states and 452 transitions. Word has length 74 [2021-11-22 15:15:22,557 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-22 15:15:22,557 INFO L470 AbstractCegarLoop]: Abstraction has 374 states and 452 transitions. [2021-11-22 15:15:22,557 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 8 states, 8 states have (on average 9.625) internal successors, (77), 8 states have internal predecessors, (77), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-22 15:15:22,557 INFO L276 IsEmpty]: Start isEmpty. Operand 374 states and 452 transitions. [2021-11-22 15:15:22,565 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 109 [2021-11-22 15:15:22,565 INFO L506 BasicCegarLoop]: Found error trace [2021-11-22 15:15:22,565 INFO L514 BasicCegarLoop]: trace histogram [3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-22 15:15:22,605 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_237f3899-7e48-4a85-9a71-9defe0827ff9/bin/uautomizer-w2VwFs6gM0/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Forceful destruction successful, exit code 0 [2021-11-22 15:15:22,784 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable12,3 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_237f3899-7e48-4a85-9a71-9defe0827ff9/bin/uautomizer-w2VwFs6gM0/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-11-22 15:15:22,785 INFO L402 AbstractCegarLoop]: === Iteration 14 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION] === [2021-11-22 15:15:22,785 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-22 15:15:22,785 INFO L85 PathProgramCache]: Analyzing trace with hash -338696742, now seen corresponding path program 2 times [2021-11-22 15:15:22,785 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-22 15:15:22,786 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [391350292] [2021-11-22 15:15:22,786 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-22 15:15:22,786 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 15:15:22,809 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 15:15:22,904 INFO L134 CoverageAnalysis]: Checked inductivity of 68 backedges. 55 proven. 0 refuted. 0 times theorem prover too weak. 13 trivial. 0 not checked. [2021-11-22 15:15:22,904 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-11-22 15:15:22,904 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [391350292] [2021-11-22 15:15:22,905 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [391350292] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-22 15:15:22,905 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-11-22 15:15:22,905 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2021-11-22 15:15:22,908 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1299282564] [2021-11-22 15:15:22,908 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-22 15:15:22,909 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2021-11-22 15:15:22,909 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-11-22 15:15:22,909 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2021-11-22 15:15:22,909 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2021-11-22 15:15:22,910 INFO L87 Difference]: Start difference. First operand 374 states and 452 transitions. Second operand has 5 states, 5 states have (on average 19.6) internal successors, (98), 5 states have internal predecessors, (98), 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) [2021-11-22 15:15:23,162 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-22 15:15:23,163 INFO L93 Difference]: Finished difference Result 1266 states and 1550 transitions. [2021-11-22 15:15:23,163 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-11-22 15:15:23,164 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 19.6) internal successors, (98), 5 states have internal predecessors, (98), 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 108 [2021-11-22 15:15:23,164 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-22 15:15:23,170 INFO L225 Difference]: With dead ends: 1266 [2021-11-22 15:15:23,171 INFO L226 Difference]: Without dead ends: 952 [2021-11-22 15:15:23,172 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 10 GetRequests, 4 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=22, Invalid=34, Unknown=0, NotChecked=0, Total=56 [2021-11-22 15:15:23,173 INFO L933 BasicCegarLoop]: 139 mSDtfsCounter, 369 mSDsluCounter, 370 mSDsCounter, 0 mSdLazyCounter, 58 mSolverCounterSat, 7 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 369 SdHoareTripleChecker+Valid, 509 SdHoareTripleChecker+Invalid, 65 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 7 IncrementalHoareTripleChecker+Valid, 58 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2021-11-22 15:15:23,174 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [369 Valid, 509 Invalid, 65 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [7 Valid, 58 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2021-11-22 15:15:23,176 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 952 states. [2021-11-22 15:15:23,290 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 952 to 576. [2021-11-22 15:15:23,292 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 576 states, 575 states have (on average 1.2069565217391305) internal successors, (694), 575 states have internal predecessors, (694), 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) [2021-11-22 15:15:23,294 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 576 states to 576 states and 694 transitions. [2021-11-22 15:15:23,295 INFO L78 Accepts]: Start accepts. Automaton has 576 states and 694 transitions. Word has length 108 [2021-11-22 15:15:23,295 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-22 15:15:23,295 INFO L470 AbstractCegarLoop]: Abstraction has 576 states and 694 transitions. [2021-11-22 15:15:23,296 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 19.6) internal successors, (98), 5 states have internal predecessors, (98), 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) [2021-11-22 15:15:23,296 INFO L276 IsEmpty]: Start isEmpty. Operand 576 states and 694 transitions. [2021-11-22 15:15:23,298 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 109 [2021-11-22 15:15:23,298 INFO L506 BasicCegarLoop]: Found error trace [2021-11-22 15:15:23,298 INFO L514 BasicCegarLoop]: trace histogram [3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-22 15:15:23,298 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable13 [2021-11-22 15:15:23,299 INFO L402 AbstractCegarLoop]: === Iteration 15 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION] === [2021-11-22 15:15:23,299 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-22 15:15:23,299 INFO L85 PathProgramCache]: Analyzing trace with hash -354215460, now seen corresponding path program 1 times [2021-11-22 15:15:23,300 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-22 15:15:23,300 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1003693929] [2021-11-22 15:15:23,300 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-22 15:15:23,300 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 15:15:23,315 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 15:15:23,374 INFO L134 CoverageAnalysis]: Checked inductivity of 68 backedges. 47 proven. 4 refuted. 0 times theorem prover too weak. 17 trivial. 0 not checked. [2021-11-22 15:15:23,375 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-11-22 15:15:23,375 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1003693929] [2021-11-22 15:15:23,375 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1003693929] provided 0 perfect and 1 imperfect interpolant sequences [2021-11-22 15:15:23,376 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1743952807] [2021-11-22 15:15:23,376 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-22 15:15:23,376 INFO L168 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-11-22 15:15:23,376 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_237f3899-7e48-4a85-9a71-9defe0827ff9/bin/uautomizer-w2VwFs6gM0/z3 [2021-11-22 15:15:23,384 INFO L229 MonitoredProcess]: Starting monitored process 4 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_237f3899-7e48-4a85-9a71-9defe0827ff9/bin/uautomizer-w2VwFs6gM0/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-11-22 15:15:23,404 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_237f3899-7e48-4a85-9a71-9defe0827ff9/bin/uautomizer-w2VwFs6gM0/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Waiting until timeout for monitored process [2021-11-22 15:15:23,517 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 15:15:23,520 INFO L263 TraceCheckSpWp]: Trace formula consists of 502 conjuncts, 5 conjunts are in the unsatisfiable core [2021-11-22 15:15:23,524 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 15:15:23,712 INFO L134 CoverageAnalysis]: Checked inductivity of 68 backedges. 47 proven. 0 refuted. 0 times theorem prover too weak. 21 trivial. 0 not checked. [2021-11-22 15:15:23,712 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2021-11-22 15:15:23,712 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1743952807] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-22 15:15:23,712 INFO L186 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2021-11-22 15:15:23,713 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [6] total 6 [2021-11-22 15:15:23,713 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [385664009] [2021-11-22 15:15:23,713 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-22 15:15:23,714 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2021-11-22 15:15:23,714 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-11-22 15:15:23,714 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2021-11-22 15:15:23,714 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2021-11-22 15:15:23,715 INFO L87 Difference]: Start difference. First operand 576 states and 694 transitions. Second operand has 5 states, 5 states have (on average 18.2) internal successors, (91), 5 states have internal predecessors, (91), 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) [2021-11-22 15:15:23,908 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-22 15:15:23,909 INFO L93 Difference]: Finished difference Result 1661 states and 2021 transitions. [2021-11-22 15:15:23,909 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-11-22 15:15:23,909 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 18.2) internal successors, (91), 5 states have internal predecessors, (91), 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 108 [2021-11-22 15:15:23,910 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-22 15:15:23,917 INFO L225 Difference]: With dead ends: 1661 [2021-11-22 15:15:23,918 INFO L226 Difference]: Without dead ends: 1147 [2021-11-22 15:15:23,919 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 117 GetRequests, 111 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=19, Invalid=37, Unknown=0, NotChecked=0, Total=56 [2021-11-22 15:15:23,920 INFO L933 BasicCegarLoop]: 155 mSDtfsCounter, 254 mSDsluCounter, 311 mSDsCounter, 0 mSdLazyCounter, 19 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 254 SdHoareTripleChecker+Valid, 466 SdHoareTripleChecker+Invalid, 19 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 19 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2021-11-22 15:15:23,921 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [254 Valid, 466 Invalid, 19 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 19 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2021-11-22 15:15:23,923 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1147 states. [2021-11-22 15:15:24,040 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1147 to 571. [2021-11-22 15:15:24,042 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 571 states, 570 states have (on average 1.2052631578947368) internal successors, (687), 570 states have internal predecessors, (687), 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) [2021-11-22 15:15:24,045 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 571 states to 571 states and 687 transitions. [2021-11-22 15:15:24,045 INFO L78 Accepts]: Start accepts. Automaton has 571 states and 687 transitions. Word has length 108 [2021-11-22 15:15:24,046 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-22 15:15:24,046 INFO L470 AbstractCegarLoop]: Abstraction has 571 states and 687 transitions. [2021-11-22 15:15:24,046 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 18.2) internal successors, (91), 5 states have internal predecessors, (91), 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) [2021-11-22 15:15:24,046 INFO L276 IsEmpty]: Start isEmpty. Operand 571 states and 687 transitions. [2021-11-22 15:15:24,049 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 130 [2021-11-22 15:15:24,049 INFO L506 BasicCegarLoop]: Found error trace [2021-11-22 15:15:24,049 INFO L514 BasicCegarLoop]: trace histogram [4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-22 15:15:24,088 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_237f3899-7e48-4a85-9a71-9defe0827ff9/bin/uautomizer-w2VwFs6gM0/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Forceful destruction successful, exit code 0 [2021-11-22 15:15:24,262 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 4 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_237f3899-7e48-4a85-9a71-9defe0827ff9/bin/uautomizer-w2VwFs6gM0/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable14 [2021-11-22 15:15:24,262 INFO L402 AbstractCegarLoop]: === Iteration 16 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION] === [2021-11-22 15:15:24,263 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-22 15:15:24,263 INFO L85 PathProgramCache]: Analyzing trace with hash -1767804991, now seen corresponding path program 1 times [2021-11-22 15:15:24,263 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-22 15:15:24,263 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [823400098] [2021-11-22 15:15:24,264 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-22 15:15:24,264 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 15:15:24,283 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 15:15:24,342 INFO L134 CoverageAnalysis]: Checked inductivity of 124 backedges. 84 proven. 0 refuted. 0 times theorem prover too weak. 40 trivial. 0 not checked. [2021-11-22 15:15:24,343 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-11-22 15:15:24,343 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [823400098] [2021-11-22 15:15:24,343 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [823400098] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-22 15:15:24,343 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-11-22 15:15:24,344 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2021-11-22 15:15:24,344 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1156661744] [2021-11-22 15:15:24,344 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-22 15:15:24,345 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2021-11-22 15:15:24,345 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-11-22 15:15:24,346 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2021-11-22 15:15:24,347 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2021-11-22 15:15:24,347 INFO L87 Difference]: Start difference. First operand 571 states and 687 transitions. Second operand has 6 states, 6 states have (on average 16.5) internal successors, (99), 5 states have internal predecessors, (99), 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) [2021-11-22 15:15:24,801 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-22 15:15:24,802 INFO L93 Difference]: Finished difference Result 3623 states and 4409 transitions. [2021-11-22 15:15:24,802 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2021-11-22 15:15:24,803 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 6 states have (on average 16.5) internal successors, (99), 5 states have internal predecessors, (99), 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 129 [2021-11-22 15:15:24,803 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-22 15:15:24,823 INFO L225 Difference]: With dead ends: 3623 [2021-11-22 15:15:24,823 INFO L226 Difference]: Without dead ends: 3059 [2021-11-22 15:15:24,825 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 11 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 10 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 13 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=45, Invalid=87, Unknown=0, NotChecked=0, Total=132 [2021-11-22 15:15:24,826 INFO L933 BasicCegarLoop]: 147 mSDtfsCounter, 581 mSDsluCounter, 639 mSDsCounter, 0 mSdLazyCounter, 31 mSolverCounterSat, 8 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 581 SdHoareTripleChecker+Valid, 786 SdHoareTripleChecker+Invalid, 39 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 8 IncrementalHoareTripleChecker+Valid, 31 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2021-11-22 15:15:24,827 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [581 Valid, 786 Invalid, 39 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [8 Valid, 31 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2021-11-22 15:15:24,833 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3059 states. [2021-11-22 15:15:25,024 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3059 to 1130. [2021-11-22 15:15:25,027 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1130 states, 1129 states have (on average 1.1895482728077944) internal successors, (1343), 1129 states have internal predecessors, (1343), 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) [2021-11-22 15:15:25,032 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1130 states to 1130 states and 1343 transitions. [2021-11-22 15:15:25,032 INFO L78 Accepts]: Start accepts. Automaton has 1130 states and 1343 transitions. Word has length 129 [2021-11-22 15:15:25,032 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-22 15:15:25,033 INFO L470 AbstractCegarLoop]: Abstraction has 1130 states and 1343 transitions. [2021-11-22 15:15:25,033 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 16.5) internal successors, (99), 5 states have internal predecessors, (99), 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) [2021-11-22 15:15:25,033 INFO L276 IsEmpty]: Start isEmpty. Operand 1130 states and 1343 transitions. [2021-11-22 15:15:25,036 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 132 [2021-11-22 15:15:25,036 INFO L506 BasicCegarLoop]: Found error trace [2021-11-22 15:15:25,037 INFO L514 BasicCegarLoop]: trace histogram [4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-22 15:15:25,037 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable15 [2021-11-22 15:15:25,037 INFO L402 AbstractCegarLoop]: === Iteration 17 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION] === [2021-11-22 15:15:25,038 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-22 15:15:25,038 INFO L85 PathProgramCache]: Analyzing trace with hash -1810917094, now seen corresponding path program 1 times [2021-11-22 15:15:25,038 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-22 15:15:25,038 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [388579046] [2021-11-22 15:15:25,039 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-22 15:15:25,039 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 15:15:25,057 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 15:15:25,121 INFO L134 CoverageAnalysis]: Checked inductivity of 124 backedges. 72 proven. 8 refuted. 0 times theorem prover too weak. 44 trivial. 0 not checked. [2021-11-22 15:15:25,121 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-11-22 15:15:25,121 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [388579046] [2021-11-22 15:15:25,122 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [388579046] provided 0 perfect and 1 imperfect interpolant sequences [2021-11-22 15:15:25,122 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [69393303] [2021-11-22 15:15:25,122 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-22 15:15:25,123 INFO L168 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-11-22 15:15:25,123 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_237f3899-7e48-4a85-9a71-9defe0827ff9/bin/uautomizer-w2VwFs6gM0/z3 [2021-11-22 15:15:25,125 INFO L229 MonitoredProcess]: Starting monitored process 5 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_237f3899-7e48-4a85-9a71-9defe0827ff9/bin/uautomizer-w2VwFs6gM0/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-11-22 15:15:25,148 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_237f3899-7e48-4a85-9a71-9defe0827ff9/bin/uautomizer-w2VwFs6gM0/z3 -smt2 -in SMTLIB2_COMPLIANT=true (5)] Waiting until timeout for monitored process [2021-11-22 15:15:25,267 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 15:15:25,270 INFO L263 TraceCheckSpWp]: Trace formula consists of 556 conjuncts, 4 conjunts are in the unsatisfiable core [2021-11-22 15:15:25,275 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 15:15:25,537 INFO L134 CoverageAnalysis]: Checked inductivity of 124 backedges. 72 proven. 0 refuted. 0 times theorem prover too weak. 52 trivial. 0 not checked. [2021-11-22 15:15:25,538 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2021-11-22 15:15:25,538 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [69393303] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-22 15:15:25,538 INFO L186 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2021-11-22 15:15:25,538 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [5] total 5 [2021-11-22 15:15:25,539 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1715668926] [2021-11-22 15:15:25,539 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-22 15:15:25,540 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2021-11-22 15:15:25,540 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-11-22 15:15:25,540 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2021-11-22 15:15:25,541 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2021-11-22 15:15:25,541 INFO L87 Difference]: Start difference. First operand 1130 states and 1343 transitions. Second operand has 4 states, 4 states have (on average 24.5) internal successors, (98), 4 states have internal predecessors, (98), 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) [2021-11-22 15:15:25,681 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-22 15:15:25,682 INFO L93 Difference]: Finished difference Result 1961 states and 2330 transitions. [2021-11-22 15:15:25,682 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-11-22 15:15:25,683 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 24.5) internal successors, (98), 4 states have internal predecessors, (98), 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 131 [2021-11-22 15:15:25,683 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-22 15:15:25,683 INFO L225 Difference]: With dead ends: 1961 [2021-11-22 15:15:25,683 INFO L226 Difference]: Without dead ends: 0 [2021-11-22 15:15:25,687 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 137 GetRequests, 133 SyntacticMatches, 0 SemanticMatches, 4 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=11, Invalid=19, Unknown=0, NotChecked=0, Total=30 [2021-11-22 15:15:25,689 INFO L933 BasicCegarLoop]: 113 mSDtfsCounter, 85 mSDsluCounter, 151 mSDsCounter, 0 mSdLazyCounter, 10 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 85 SdHoareTripleChecker+Valid, 264 SdHoareTripleChecker+Invalid, 10 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 10 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2021-11-22 15:15:25,689 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [85 Valid, 264 Invalid, 10 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 10 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2021-11-22 15:15:25,690 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2021-11-22 15:15:25,690 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2021-11-22 15:15:25,691 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) [2021-11-22 15:15:25,691 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2021-11-22 15:15:25,691 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 131 [2021-11-22 15:15:25,691 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-22 15:15:25,692 INFO L470 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2021-11-22 15:15:25,692 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 24.5) internal successors, (98), 4 states have internal predecessors, (98), 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) [2021-11-22 15:15:25,692 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2021-11-22 15:15:25,692 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2021-11-22 15:15:25,695 INFO L764 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION (2 of 3 remaining) [2021-11-22 15:15:25,696 INFO L764 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION (1 of 3 remaining) [2021-11-22 15:15:25,696 INFO L764 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION (0 of 3 remaining) [2021-11-22 15:15:25,743 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_237f3899-7e48-4a85-9a71-9defe0827ff9/bin/uautomizer-w2VwFs6gM0/z3 -smt2 -in SMTLIB2_COMPLIANT=true (5)] Forceful destruction successful, exit code 0 [2021-11-22 15:15:25,911 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 5 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_237f3899-7e48-4a85-9a71-9defe0827ff9/bin/uautomizer-w2VwFs6gM0/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable16 [2021-11-22 15:15:25,913 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2021-11-22 15:15:36,132 WARN L227 SmtUtils]: Spent 5.57s on a formula simplification. DAG size of input: 251 DAG size of output: 217 (called from [L 182] de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.HoareAnnotationComposer.or) [2021-11-22 15:16:36,975 WARN L227 SmtUtils]: Spent 1.01m on a formula simplification. DAG size of input: 178 DAG size of output: 163 (called from [L 182] de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.HoareAnnotationComposer.or) [2021-11-22 15:17:37,005 WARN L227 SmtUtils]: Spent 58.78s on a formula simplification. DAG size of input: 308 DAG size of output: 275 (called from [L 182] de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.HoareAnnotationComposer.or) [2021-11-22 15:17:43,574 WARN L227 SmtUtils]: Spent 5.67s on a formula simplification. DAG size of input: 239 DAG size of output: 205 (called from [L 182] de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.HoareAnnotationComposer.or) [2021-11-22 15:18:06,265 WARN L227 SmtUtils]: Spent 22.68s on a formula simplification. DAG size of input: 203 DAG size of output: 189 (called from [L 182] de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.HoareAnnotationComposer.or) [2021-11-22 15:18:53,140 WARN L227 SmtUtils]: Spent 46.43s on a formula simplification. DAG size of input: 203 DAG size of output: 201 (called from [L 182] de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.HoareAnnotationComposer.or) [2021-11-22 15:19:09,621 WARN L227 SmtUtils]: Spent 13.81s on a formula simplification. DAG size of input: 183 DAG size of output: 183 (called from [L 182] de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.HoareAnnotationComposer.or) [2021-11-22 15:19:16,133 WARN L227 SmtUtils]: Spent 5.90s on a formula simplification. DAG size of input: 239 DAG size of output: 205 (called from [L 182] de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.HoareAnnotationComposer.or) [2021-11-22 15:19:30,964 INFO L858 garLoopResultBuilder]: For program point ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION(line 878) no Hoare annotation was computed. [2021-11-22 15:19:30,965 INFO L858 garLoopResultBuilder]: For program point L102(lines 102 119) no Hoare annotation was computed. [2021-11-22 15:19:30,965 INFO L854 garLoopResultBuilder]: At program point L102-1(lines 98 122) the Hoare annotation is: false [2021-11-22 15:19:30,965 INFO L858 garLoopResultBuilder]: For program point L102-2(lines 102 119) no Hoare annotation was computed. [2021-11-22 15:19:30,965 INFO L854 garLoopResultBuilder]: At program point L102-3(lines 98 122) the Hoare annotation is: false [2021-11-22 15:19:30,965 INFO L858 garLoopResultBuilder]: For program point L102-4(lines 102 119) no Hoare annotation was computed. [2021-11-22 15:19:30,965 INFO L854 garLoopResultBuilder]: At program point L102-5(lines 98 122) the Hoare annotation is: false [2021-11-22 15:19:30,966 INFO L858 garLoopResultBuilder]: For program point L102-6(lines 102 119) no Hoare annotation was computed. [2021-11-22 15:19:30,966 INFO L854 garLoopResultBuilder]: At program point L102-7(lines 98 122) the Hoare annotation is: (let ((.cse4 (= |ULTIMATE.start_isHighWaterLevel_~tmp~3#1| 0)) (.cse0 (= ~pumpRunning~0 0)) (.cse5 (= |ULTIMATE.start_isHighWaterSensorDry_#res#1| 0)) (.cse6 (<= 2 ~waterLevel~0)) (.cse1 (= |ULTIMATE.start_processEnvironment__wrappee__highWaterSensor_~tmp~0#1| 0)) (.cse2 (= 1 ~systemActive~0)) (.cse3 (= |ULTIMATE.start_test_~splverifierCounter~0#1| 0))) (or (and .cse0 (= |ULTIMATE.start_isHighWaterSensorDry_#res#1| ~waterLevel~0) .cse1 .cse2 (= |ULTIMATE.start_isHighWaterLevel_~tmp~3#1| ~waterLevel~0) .cse3 (= ~waterLevel~0 1)) (and .cse4 (<= 1 ~pumpRunning~0) .cse5 .cse6 .cse2 .cse3) (and .cse0 (<= 1 |ULTIMATE.start___utac_acc__Specification4_spec__1_~tmp~9#1|) (<= 1 |ULTIMATE.start_getWaterLevel_#res#1|) .cse1 .cse2 .cse3 (<= 1 |ULTIMATE.start_isHighWaterLevel_~tmp~3#1|) (<= 1 ~waterLevel~0) (<= 1 |ULTIMATE.start_isHighWaterSensorDry_#res#1|)) (and .cse4 .cse0 .cse5 .cse6 .cse1 .cse2 .cse3))) [2021-11-22 15:19:30,966 INFO L858 garLoopResultBuilder]: For program point L102-8(lines 102 119) no Hoare annotation was computed. [2021-11-22 15:19:30,966 INFO L854 garLoopResultBuilder]: At program point L102-9(lines 98 122) the Hoare annotation is: false [2021-11-22 15:19:30,967 INFO L858 garLoopResultBuilder]: For program point L102-10(lines 102 119) no Hoare annotation was computed. [2021-11-22 15:19:30,967 INFO L854 garLoopResultBuilder]: At program point L102-11(lines 98 122) the Hoare annotation is: false [2021-11-22 15:19:30,967 INFO L858 garLoopResultBuilder]: For program point L102-12(lines 102 119) no Hoare annotation was computed. [2021-11-22 15:19:30,967 INFO L854 garLoopResultBuilder]: At program point L102-13(lines 98 122) the Hoare annotation is: false [2021-11-22 15:19:30,967 INFO L858 garLoopResultBuilder]: For program point L102-14(lines 102 119) no Hoare annotation was computed. [2021-11-22 15:19:30,968 INFO L854 garLoopResultBuilder]: At program point L102-15(lines 98 122) the Hoare annotation is: false [2021-11-22 15:19:30,968 INFO L858 garLoopResultBuilder]: For program point L102-16(lines 102 119) no Hoare annotation was computed. [2021-11-22 15:19:30,968 INFO L854 garLoopResultBuilder]: At program point L102-17(lines 98 122) the Hoare annotation is: false [2021-11-22 15:19:30,968 INFO L858 garLoopResultBuilder]: For program point L102-18(lines 102 119) no Hoare annotation was computed. [2021-11-22 15:19:30,968 INFO L854 garLoopResultBuilder]: At program point L102-19(lines 98 122) the Hoare annotation is: false [2021-11-22 15:19:30,969 INFO L858 garLoopResultBuilder]: For program point L102-20(lines 102 119) no Hoare annotation was computed. [2021-11-22 15:19:30,969 INFO L854 garLoopResultBuilder]: At program point L102-21(lines 98 122) the Hoare annotation is: false [2021-11-22 15:19:30,969 INFO L858 garLoopResultBuilder]: For program point L102-22(lines 102 119) no Hoare annotation was computed. [2021-11-22 15:19:30,969 INFO L854 garLoopResultBuilder]: At program point L102-23(lines 98 122) the Hoare annotation is: false [2021-11-22 15:19:30,969 INFO L858 garLoopResultBuilder]: For program point L698(lines 698 704) no Hoare annotation was computed. [2021-11-22 15:19:30,969 INFO L858 garLoopResultBuilder]: For program point L698-2(lines 698 704) no Hoare annotation was computed. [2021-11-22 15:19:30,970 INFO L858 garLoopResultBuilder]: For program point L106(lines 106 114) no Hoare annotation was computed. [2021-11-22 15:19:30,970 INFO L858 garLoopResultBuilder]: For program point L106-3(lines 106 114) no Hoare annotation was computed. [2021-11-22 15:19:30,970 INFO L858 garLoopResultBuilder]: For program point L106-6(lines 106 114) no Hoare annotation was computed. [2021-11-22 15:19:30,970 INFO L858 garLoopResultBuilder]: For program point L106-9(lines 106 114) no Hoare annotation was computed. [2021-11-22 15:19:30,970 INFO L858 garLoopResultBuilder]: For program point L106-12(lines 106 114) no Hoare annotation was computed. [2021-11-22 15:19:30,971 INFO L858 garLoopResultBuilder]: For program point L106-15(lines 106 114) no Hoare annotation was computed. [2021-11-22 15:19:30,971 INFO L858 garLoopResultBuilder]: For program point L106-18(lines 106 114) no Hoare annotation was computed. [2021-11-22 15:19:30,971 INFO L858 garLoopResultBuilder]: For program point L106-21(lines 106 114) no Hoare annotation was computed. [2021-11-22 15:19:30,971 INFO L858 garLoopResultBuilder]: For program point L106-24(lines 106 114) no Hoare annotation was computed. [2021-11-22 15:19:30,971 INFO L854 garLoopResultBuilder]: At program point L305(lines 300 307) the Hoare annotation is: (let ((.cse1 (<= 2 ~waterLevel~0)) (.cse0 (= ~pumpRunning~0 0)) (.cse2 (= 1 ~systemActive~0)) (.cse3 (= |ULTIMATE.start_test_~splverifierCounter~0#1| 0))) (or (and .cse0 .cse1 .cse2 .cse3) (and (<= 1 ~pumpRunning~0) .cse1 .cse2 .cse3) (and .cse0 .cse2 .cse3 (= ~waterLevel~0 1)))) [2021-11-22 15:19:30,972 INFO L858 garLoopResultBuilder]: For program point L106-27(lines 106 114) no Hoare annotation was computed. [2021-11-22 15:19:30,972 INFO L858 garLoopResultBuilder]: For program point L106-30(lines 106 114) no Hoare annotation was computed. [2021-11-22 15:19:30,972 INFO L858 garLoopResultBuilder]: For program point L106-33(lines 106 114) no Hoare annotation was computed. [2021-11-22 15:19:30,972 INFO L858 garLoopResultBuilder]: For program point L966(lines 966 972) no Hoare annotation was computed. [2021-11-22 15:19:30,972 INFO L858 garLoopResultBuilder]: For program point L966-1(lines 966 972) no Hoare annotation was computed. [2021-11-22 15:19:30,972 INFO L858 garLoopResultBuilder]: For program point L966-2(lines 966 972) no Hoare annotation was computed. [2021-11-22 15:19:30,973 INFO L858 garLoopResultBuilder]: For program point L966-3(lines 966 972) no Hoare annotation was computed. [2021-11-22 15:19:30,973 INFO L854 garLoopResultBuilder]: At program point L834(lines 830 836) the Hoare annotation is: (and (= ~pumpRunning~0 0) (= ~methaneLevelCritical~0 0) (= 1 ~systemActive~0) (= ~waterLevel~0 1)) [2021-11-22 15:19:30,973 INFO L858 garLoopResultBuilder]: For program point L966-4(lines 966 972) no Hoare annotation was computed. [2021-11-22 15:19:30,973 INFO L858 garLoopResultBuilder]: For program point L966-5(lines 966 972) no Hoare annotation was computed. [2021-11-22 15:19:30,973 INFO L858 garLoopResultBuilder]: For program point L966-6(lines 966 972) no Hoare annotation was computed. [2021-11-22 15:19:30,974 INFO L858 garLoopResultBuilder]: For program point L966-7(lines 966 972) no Hoare annotation was computed. [2021-11-22 15:19:30,974 INFO L858 garLoopResultBuilder]: For program point L966-8(lines 966 972) no Hoare annotation was computed. [2021-11-22 15:19:30,974 INFO L858 garLoopResultBuilder]: For program point L966-9(lines 966 972) no Hoare annotation was computed. [2021-11-22 15:19:30,974 INFO L858 garLoopResultBuilder]: For program point L966-10(lines 966 972) no Hoare annotation was computed. [2021-11-22 15:19:30,974 INFO L858 garLoopResultBuilder]: For program point L966-11(lines 966 972) no Hoare annotation was computed. [2021-11-22 15:19:30,975 INFO L858 garLoopResultBuilder]: For program point L901(lines 901 905) no Hoare annotation was computed. [2021-11-22 15:19:30,975 INFO L854 garLoopResultBuilder]: At program point L901-2(lines 897 908) the Hoare annotation is: (let ((.cse2 (= 1 ~systemActive~0)) (.cse0 (= ~pumpRunning~0 0)) (.cse1 (<= 2 ~waterLevel~0)) (.cse3 (= |ULTIMATE.start_test_~splverifierCounter~0#1| 0))) (or (and .cse0 .cse1 .cse2 .cse3) (and (<= 1 ~pumpRunning~0) .cse1 .cse2 .cse3) (and .cse0 .cse1 .cse3 (= 0 ~systemActive~0)))) [2021-11-22 15:19:30,975 INFO L854 garLoopResultBuilder]: At program point L971(lines 962 975) the Hoare annotation is: false [2021-11-22 15:19:30,975 INFO L854 garLoopResultBuilder]: At program point L971-1(lines 962 975) the Hoare annotation is: false [2021-11-22 15:19:30,975 INFO L854 garLoopResultBuilder]: At program point L971-2(lines 962 975) the Hoare annotation is: false [2021-11-22 15:19:30,976 INFO L854 garLoopResultBuilder]: At program point L971-3(lines 962 975) the Hoare annotation is: (let ((.cse0 (= ~pumpRunning~0 0)) (.cse1 (= 1 ~systemActive~0)) (.cse2 (= |ULTIMATE.start_test_~splverifierCounter~0#1| 0))) (or (and .cse0 (<= 1 |ULTIMATE.start___utac_acc__Specification4_spec__1_~tmp~9#1|) (<= 1 |ULTIMATE.start_getWaterLevel_#res#1|) .cse1 .cse2 (<= 1 ~waterLevel~0) (<= 1 |ULTIMATE.start_isHighWaterSensorDry_#res#1|)) (and .cse0 (= |ULTIMATE.start_isHighWaterSensorDry_#res#1| 0) (<= 2 ~waterLevel~0) .cse1 .cse2) (and .cse0 (= |ULTIMATE.start_isHighWaterSensorDry_#res#1| ~waterLevel~0) .cse1 .cse2 (= ~waterLevel~0 1)))) [2021-11-22 15:19:30,976 INFO L854 garLoopResultBuilder]: At program point L971-4(lines 962 975) the Hoare annotation is: false [2021-11-22 15:19:30,976 INFO L854 garLoopResultBuilder]: At program point L971-5(lines 962 975) the Hoare annotation is: false [2021-11-22 15:19:30,976 INFO L854 garLoopResultBuilder]: At program point L971-6(lines 962 975) the Hoare annotation is: false [2021-11-22 15:19:30,977 INFO L854 garLoopResultBuilder]: At program point L971-7(lines 962 975) the Hoare annotation is: false [2021-11-22 15:19:30,977 INFO L854 garLoopResultBuilder]: At program point L971-8(lines 962 975) the Hoare annotation is: false [2021-11-22 15:19:30,977 INFO L854 garLoopResultBuilder]: At program point L971-9(lines 962 975) the Hoare annotation is: false [2021-11-22 15:19:30,977 INFO L854 garLoopResultBuilder]: At program point L971-10(lines 962 975) the Hoare annotation is: false [2021-11-22 15:19:30,977 INFO L854 garLoopResultBuilder]: At program point L971-11(lines 962 975) the Hoare annotation is: false [2021-11-22 15:19:30,978 INFO L858 garLoopResultBuilder]: For program point L708(lines 708 714) no Hoare annotation was computed. [2021-11-22 15:19:30,978 INFO L858 garLoopResultBuilder]: For program point L708-2(lines 708 714) no Hoare annotation was computed. [2021-11-22 15:19:30,978 INFO L854 garLoopResultBuilder]: At program point L180(lines 175 182) the Hoare annotation is: false [2021-11-22 15:19:30,978 INFO L854 garLoopResultBuilder]: At program point L180-1(lines 175 182) the Hoare annotation is: false [2021-11-22 15:19:30,978 INFO L854 garLoopResultBuilder]: At program point L180-2(lines 175 182) the Hoare annotation is: false [2021-11-22 15:19:30,979 INFO L854 garLoopResultBuilder]: At program point L180-3(lines 175 182) the Hoare annotation is: (and (= |ULTIMATE.start_isHighWaterLevel_~tmp~3#1| 0) (<= 1 ~pumpRunning~0) (= |ULTIMATE.start_isHighWaterSensorDry_#res#1| 0) (<= 2 ~waterLevel~0) (= 1 ~systemActive~0) (= |ULTIMATE.start_test_~splverifierCounter~0#1| 0)) [2021-11-22 15:19:30,979 INFO L854 garLoopResultBuilder]: At program point L180-4(lines 175 182) the Hoare annotation is: false [2021-11-22 15:19:30,979 INFO L854 garLoopResultBuilder]: At program point L180-5(lines 175 182) the Hoare annotation is: false [2021-11-22 15:19:30,979 INFO L854 garLoopResultBuilder]: At program point L180-6(lines 175 182) the Hoare annotation is: false [2021-11-22 15:19:30,979 INFO L854 garLoopResultBuilder]: At program point L180-7(lines 175 182) the Hoare annotation is: false [2021-11-22 15:19:30,980 INFO L854 garLoopResultBuilder]: At program point L180-8(lines 175 182) the Hoare annotation is: false [2021-11-22 15:19:30,980 INFO L854 garLoopResultBuilder]: At program point L180-9(lines 175 182) the Hoare annotation is: false [2021-11-22 15:19:30,980 INFO L854 garLoopResultBuilder]: At program point L180-10(lines 175 182) the Hoare annotation is: false [2021-11-22 15:19:30,980 INFO L854 garLoopResultBuilder]: At program point L180-11(lines 175 182) the Hoare annotation is: false [2021-11-22 15:19:30,980 INFO L861 garLoopResultBuilder]: At program point L844(lines 837 846) the Hoare annotation is: true [2021-11-22 15:19:30,980 INFO L858 garLoopResultBuilder]: For program point L913(lines 913 917) no Hoare annotation was computed. [2021-11-22 15:19:30,981 INFO L854 garLoopResultBuilder]: At program point L913-2(lines 909 920) the Hoare annotation is: (let ((.cse4 (<= 2 ~waterLevel~0)) (.cse3 (= 0 ~systemActive~0)) (.cse0 (= ~pumpRunning~0 0)) (.cse5 (= 1 ~systemActive~0)) (.cse1 (= |ULTIMATE.start_test_~splverifierCounter~0#1| 0)) (.cse2 (<= 1 ~waterLevel~0))) (or (and .cse0 (<= 1 |ULTIMATE.start___utac_acc__Specification4_spec__1_~tmp~9#1|) (<= 1 |ULTIMATE.start_getWaterLevel_#res#1|) .cse1 .cse2 .cse3) (and (<= 1 ~pumpRunning~0) .cse4 .cse5 .cse1) (and .cse0 .cse4 .cse1 .cse3) (and .cse0 .cse5 .cse1 .cse2))) [2021-11-22 15:19:30,981 INFO L854 garLoopResultBuilder]: At program point L188(lines 183 190) the Hoare annotation is: (and (= ~pumpRunning~0 0) (<= 2 ~waterLevel~0) (= |ULTIMATE.start_test_~splverifierCounter~0#1| 0)) [2021-11-22 15:19:30,981 INFO L854 garLoopResultBuilder]: At program point L188-1(lines 183 190) the Hoare annotation is: (and (= ~pumpRunning~0 0) (= 1 ~systemActive~0) (= |ULTIMATE.start_test_~splverifierCounter~0#1| 0) (<= 1 ~waterLevel~0)) [2021-11-22 15:19:30,982 INFO L854 garLoopResultBuilder]: At program point L188-2(lines 183 190) the Hoare annotation is: (and (<= 1 |ULTIMATE.start_isLowWaterLevel_~tmp___0~1#1|) (= |ULTIMATE.start_isLowWaterLevel_~tmp~4#1| 0) (<= 1 |ULTIMATE.start_isLowWaterLevel_#res#1|) (= ~pumpRunning~0 0) (= |ULTIMATE.start_isLowWaterSensorDry_#res#1| 0) (<= 1 |ULTIMATE.start_processEnvironment__wrappee__lowWaterSensor_~tmp~1#1|) (= 1 ~systemActive~0) (= |ULTIMATE.start_test_~splverifierCounter~0#1| 0) (<= 1 ~waterLevel~0) (= |ULTIMATE.start_processEnvironment_~tmp~2#1| 0)) [2021-11-22 15:19:30,982 INFO L854 garLoopResultBuilder]: At program point L188-3(lines 183 190) the Hoare annotation is: false [2021-11-22 15:19:30,982 INFO L854 garLoopResultBuilder]: At program point L188-4(lines 183 190) the Hoare annotation is: false [2021-11-22 15:19:30,982 INFO L854 garLoopResultBuilder]: At program point L188-5(lines 183 190) the Hoare annotation is: false [2021-11-22 15:19:30,982 INFO L854 garLoopResultBuilder]: At program point L188-6(lines 183 190) the Hoare annotation is: false [2021-11-22 15:19:30,983 INFO L854 garLoopResultBuilder]: At program point L981(lines 976 984) the Hoare annotation is: (and (<= 1 ~pumpRunning~0) (= |ULTIMATE.start_isLowWaterSensorDry_#res#1| 0) (= 1 ~systemActive~0) (= |ULTIMATE.start_test_~splverifierCounter~0#1| 0) (<= 1 ~waterLevel~0) (= |ULTIMATE.start_processEnvironment_~tmp~2#1| 0)) [2021-11-22 15:19:30,983 INFO L854 garLoopResultBuilder]: At program point L188-7(lines 183 190) the Hoare annotation is: false [2021-11-22 15:19:30,983 INFO L854 garLoopResultBuilder]: At program point L981-1(lines 976 984) the Hoare annotation is: false [2021-11-22 15:19:30,983 INFO L854 garLoopResultBuilder]: At program point L188-8(lines 183 190) the Hoare annotation is: false [2021-11-22 15:19:30,983 INFO L854 garLoopResultBuilder]: At program point L981-2(lines 976 984) the Hoare annotation is: false [2021-11-22 15:19:30,984 INFO L854 garLoopResultBuilder]: At program point L188-9(lines 183 190) the Hoare annotation is: false [2021-11-22 15:19:30,984 INFO L854 garLoopResultBuilder]: At program point L981-3(lines 976 984) the Hoare annotation is: false [2021-11-22 15:19:30,984 INFO L854 garLoopResultBuilder]: At program point L981-4(lines 976 984) the Hoare annotation is: false [2021-11-22 15:19:30,984 INFO L854 garLoopResultBuilder]: At program point L981-5(lines 976 984) the Hoare annotation is: false [2021-11-22 15:19:30,984 INFO L858 garLoopResultBuilder]: For program point L718(lines 718 733) no Hoare annotation was computed. [2021-11-22 15:19:30,984 INFO L858 garLoopResultBuilder]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2021-11-22 15:19:30,985 INFO L858 garLoopResultBuilder]: For program point L256(lines 256 260) no Hoare annotation was computed. [2021-11-22 15:19:30,985 INFO L858 garLoopResultBuilder]: For program point L256-2(lines 256 260) no Hoare annotation was computed. [2021-11-22 15:19:30,985 INFO L858 garLoopResultBuilder]: For program point L256-3(lines 256 260) no Hoare annotation was computed. [2021-11-22 15:19:30,985 INFO L858 garLoopResultBuilder]: For program point L256-5(lines 256 260) no Hoare annotation was computed. [2021-11-22 15:19:30,985 INFO L858 garLoopResultBuilder]: For program point L256-6(lines 256 260) no Hoare annotation was computed. [2021-11-22 15:19:30,986 INFO L858 garLoopResultBuilder]: For program point L256-8(lines 256 260) no Hoare annotation was computed. [2021-11-22 15:19:30,986 INFO L858 garLoopResultBuilder]: For program point L256-9(lines 256 260) no Hoare annotation was computed. [2021-11-22 15:19:30,986 INFO L858 garLoopResultBuilder]: For program point L256-11(lines 256 260) no Hoare annotation was computed. [2021-11-22 15:19:30,986 INFO L858 garLoopResultBuilder]: For program point L256-12(lines 256 260) no Hoare annotation was computed. [2021-11-22 15:19:30,986 INFO L858 garLoopResultBuilder]: For program point L256-14(lines 256 260) no Hoare annotation was computed. [2021-11-22 15:19:30,987 INFO L858 garLoopResultBuilder]: For program point L256-15(lines 256 260) no Hoare annotation was computed. [2021-11-22 15:19:30,987 INFO L858 garLoopResultBuilder]: For program point L256-17(lines 256 260) no Hoare annotation was computed. [2021-11-22 15:19:30,987 INFO L858 garLoopResultBuilder]: For program point L256-18(lines 256 260) no Hoare annotation was computed. [2021-11-22 15:19:30,987 INFO L858 garLoopResultBuilder]: For program point L256-20(lines 256 260) no Hoare annotation was computed. [2021-11-22 15:19:30,987 INFO L858 garLoopResultBuilder]: For program point L256-21(lines 256 260) no Hoare annotation was computed. [2021-11-22 15:19:30,987 INFO L858 garLoopResultBuilder]: For program point L256-23(lines 256 260) no Hoare annotation was computed. [2021-11-22 15:19:30,988 INFO L858 garLoopResultBuilder]: For program point L256-24(lines 256 260) no Hoare annotation was computed. [2021-11-22 15:19:30,988 INFO L858 garLoopResultBuilder]: For program point L256-26(lines 256 260) no Hoare annotation was computed. [2021-11-22 15:19:30,988 INFO L858 garLoopResultBuilder]: For program point L256-27(lines 256 260) no Hoare annotation was computed. [2021-11-22 15:19:30,988 INFO L858 garLoopResultBuilder]: For program point L256-29(lines 256 260) no Hoare annotation was computed. [2021-11-22 15:19:30,988 INFO L858 garLoopResultBuilder]: For program point L256-30(lines 256 260) no Hoare annotation was computed. [2021-11-22 15:19:30,989 INFO L858 garLoopResultBuilder]: For program point L256-32(lines 256 260) no Hoare annotation was computed. [2021-11-22 15:19:30,989 INFO L858 garLoopResultBuilder]: For program point L256-33(lines 256 260) no Hoare annotation was computed. [2021-11-22 15:19:30,989 INFO L858 garLoopResultBuilder]: For program point L256-35(lines 256 260) no Hoare annotation was computed. [2021-11-22 15:19:30,989 INFO L854 garLoopResultBuilder]: At program point L786-2(lines 786 800) the Hoare annotation is: false [2021-11-22 15:19:30,989 INFO L858 garLoopResultBuilder]: For program point L787(line 787) no Hoare annotation was computed. [2021-11-22 15:19:30,990 INFO L858 garLoopResultBuilder]: For program point L128(lines 128 145) no Hoare annotation was computed. [2021-11-22 15:19:30,990 INFO L854 garLoopResultBuilder]: At program point L128-1(lines 124 148) the Hoare annotation is: (and (<= 1 |ULTIMATE.start_isLowWaterLevel_~tmp___0~1#1|) (= |ULTIMATE.start_isLowWaterLevel_~tmp~4#1| 0) (<= 1 |ULTIMATE.start_isLowWaterLevel_#res#1|) (= ~pumpRunning~0 0) (= |ULTIMATE.start_isLowWaterSensorDry_#res#1| 0) (<= 1 |ULTIMATE.start_processEnvironment__wrappee__lowWaterSensor_~tmp~1#1|) (= 1 ~systemActive~0) (= |ULTIMATE.start_test_~splverifierCounter~0#1| 0) (<= 1 ~waterLevel~0) (= |ULTIMATE.start_processEnvironment_~tmp~2#1| 0)) [2021-11-22 15:19:30,990 INFO L858 garLoopResultBuilder]: For program point L128-2(lines 128 145) no Hoare annotation was computed. [2021-11-22 15:19:30,990 INFO L854 garLoopResultBuilder]: At program point L128-3(lines 124 148) the Hoare annotation is: (let ((.cse4 (= |ULTIMATE.start_isHighWaterLevel_~tmp~3#1| 0)) (.cse0 (= ~pumpRunning~0 0)) (.cse5 (= |ULTIMATE.start_isHighWaterSensorDry_#res#1| 0)) (.cse6 (<= 2 ~waterLevel~0)) (.cse1 (= |ULTIMATE.start_processEnvironment__wrappee__highWaterSensor_~tmp~0#1| 0)) (.cse2 (= 1 ~systemActive~0)) (.cse3 (= |ULTIMATE.start_test_~splverifierCounter~0#1| 0))) (or (and .cse0 (= |ULTIMATE.start_isHighWaterSensorDry_#res#1| ~waterLevel~0) .cse1 .cse2 (= |ULTIMATE.start_isHighWaterLevel_~tmp~3#1| ~waterLevel~0) .cse3 (= ~waterLevel~0 1)) (and .cse4 (<= 1 ~pumpRunning~0) .cse5 .cse6 .cse2 .cse3) (and .cse0 (<= 1 |ULTIMATE.start___utac_acc__Specification4_spec__1_~tmp~9#1|) (<= 1 |ULTIMATE.start_getWaterLevel_#res#1|) .cse1 .cse2 .cse3 (<= 1 |ULTIMATE.start_isHighWaterLevel_~tmp~3#1|) (<= 1 ~waterLevel~0) (<= 1 |ULTIMATE.start_isHighWaterSensorDry_#res#1|)) (and .cse4 .cse0 .cse5 .cse6 .cse1 .cse2 .cse3))) [2021-11-22 15:19:30,990 INFO L858 garLoopResultBuilder]: For program point L128-4(lines 128 145) no Hoare annotation was computed. [2021-11-22 15:19:30,991 INFO L854 garLoopResultBuilder]: At program point L128-5(lines 124 148) the Hoare annotation is: false [2021-11-22 15:19:30,991 INFO L858 garLoopResultBuilder]: For program point L128-6(lines 128 145) no Hoare annotation was computed. [2021-11-22 15:19:30,991 INFO L854 garLoopResultBuilder]: At program point L128-7(lines 124 148) the Hoare annotation is: false [2021-11-22 15:19:30,991 INFO L858 garLoopResultBuilder]: For program point L128-8(lines 128 145) no Hoare annotation was computed. [2021-11-22 15:19:30,991 INFO L854 garLoopResultBuilder]: At program point L128-9(lines 124 148) the Hoare annotation is: false [2021-11-22 15:19:30,992 INFO L858 garLoopResultBuilder]: For program point L128-10(lines 128 145) no Hoare annotation was computed. [2021-11-22 15:19:30,992 INFO L854 garLoopResultBuilder]: At program point L128-11(lines 124 148) the Hoare annotation is: false [2021-11-22 15:19:30,992 INFO L858 garLoopResultBuilder]: For program point L790(lines 790 794) no Hoare annotation was computed. [2021-11-22 15:19:30,992 INFO L858 garLoopResultBuilder]: For program point L790-1(lines 790 794) no Hoare annotation was computed. [2021-11-22 15:19:30,992 INFO L854 garLoopResultBuilder]: At program point L262(lines 247 265) the Hoare annotation is: false [2021-11-22 15:19:30,992 INFO L854 garLoopResultBuilder]: At program point L262-1(lines 247 265) the Hoare annotation is: false [2021-11-22 15:19:30,993 INFO L854 garLoopResultBuilder]: At program point L262-2(lines 247 265) the Hoare annotation is: false [2021-11-22 15:19:30,993 INFO L854 garLoopResultBuilder]: At program point L262-3(lines 247 265) the Hoare annotation is: (let ((.cse0 (= ~pumpRunning~0 0)) (.cse1 (= 1 ~systemActive~0)) (.cse3 (= |ULTIMATE.start_isHighWaterLevel_~tmp___0~0#1| 0)) (.cse2 (= |ULTIMATE.start_test_~splverifierCounter~0#1| 0)) (.cse4 (= |ULTIMATE.start_isHighWaterLevel_#res#1| 0))) (or (and (= |ULTIMATE.start_isHighWaterLevel_~tmp~3#1| 0) .cse0 (= |ULTIMATE.start_isHighWaterSensorDry_#res#1| 0) (<= 2 ~waterLevel~0) .cse1 .cse2) (and .cse0 (<= 1 |ULTIMATE.start___utac_acc__Specification4_spec__1_~tmp~9#1|) (<= 1 |ULTIMATE.start_getWaterLevel_#res#1|) .cse1 .cse3 .cse2 (<= 1 |ULTIMATE.start_isHighWaterLevel_~tmp~3#1|) (<= 1 ~waterLevel~0) (<= 1 |ULTIMATE.start_isHighWaterSensorDry_#res#1|) .cse4) (and .cse0 (= |ULTIMATE.start_isHighWaterSensorDry_#res#1| ~waterLevel~0) .cse1 (= |ULTIMATE.start_isHighWaterLevel_~tmp~3#1| ~waterLevel~0) .cse3 .cse2 (= ~waterLevel~0 1) .cse4))) [2021-11-22 15:19:30,993 INFO L854 garLoopResultBuilder]: At program point L262-4(lines 247 265) the Hoare annotation is: false [2021-11-22 15:19:30,993 INFO L854 garLoopResultBuilder]: At program point L262-5(lines 247 265) the Hoare annotation is: false [2021-11-22 15:19:30,993 INFO L854 garLoopResultBuilder]: At program point L262-6(lines 247 265) the Hoare annotation is: false [2021-11-22 15:19:30,994 INFO L854 garLoopResultBuilder]: At program point L262-7(lines 247 265) the Hoare annotation is: false [2021-11-22 15:19:30,994 INFO L854 garLoopResultBuilder]: At program point L262-8(lines 247 265) the Hoare annotation is: false [2021-11-22 15:19:30,994 INFO L854 garLoopResultBuilder]: At program point L262-9(lines 247 265) the Hoare annotation is: false [2021-11-22 15:19:30,994 INFO L854 garLoopResultBuilder]: At program point L262-10(lines 247 265) the Hoare annotation is: false [2021-11-22 15:19:30,994 INFO L854 garLoopResultBuilder]: At program point L262-11(lines 247 265) the Hoare annotation is: false [2021-11-22 15:19:30,995 INFO L858 garLoopResultBuilder]: For program point L-1(line -1) no Hoare annotation was computed. [2021-11-22 15:19:30,995 INFO L858 garLoopResultBuilder]: For program point ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION(line 878) no Hoare annotation was computed. [2021-11-22 15:19:30,995 INFO L858 garLoopResultBuilder]: For program point L726(lines 726 732) no Hoare annotation was computed. [2021-11-22 15:19:30,995 INFO L858 garLoopResultBuilder]: For program point L726-2(lines 718 733) no Hoare annotation was computed. [2021-11-22 15:19:30,995 INFO L854 garLoopResultBuilder]: At program point L198(lines 191 201) the Hoare annotation is: (and (<= 1 ~pumpRunning~0) (= 1 ~systemActive~0) (= |ULTIMATE.start_test_~splverifierCounter~0#1| 0) (<= 1 ~waterLevel~0)) [2021-11-22 15:19:30,996 INFO L854 garLoopResultBuilder]: At program point L198-1(lines 191 201) the Hoare annotation is: false [2021-11-22 15:19:30,996 INFO L858 garLoopResultBuilder]: For program point L132(lines 132 140) no Hoare annotation was computed. [2021-11-22 15:19:30,996 INFO L854 garLoopResultBuilder]: At program point L198-2(lines 191 201) the Hoare annotation is: false [2021-11-22 15:19:30,996 INFO L858 garLoopResultBuilder]: For program point L132-3(lines 132 140) no Hoare annotation was computed. [2021-11-22 15:19:30,996 INFO L858 garLoopResultBuilder]: For program point L132-6(lines 132 140) no Hoare annotation was computed. [2021-11-22 15:19:30,997 INFO L858 garLoopResultBuilder]: For program point L132-9(lines 132 140) no Hoare annotation was computed. [2021-11-22 15:19:30,997 INFO L858 garLoopResultBuilder]: For program point L132-12(lines 132 140) no Hoare annotation was computed. [2021-11-22 15:19:30,997 INFO L858 garLoopResultBuilder]: For program point L132-15(lines 132 140) no Hoare annotation was computed. [2021-11-22 15:19:30,997 INFO L854 garLoopResultBuilder]: At program point L926(lines 921 929) the Hoare annotation is: (and (<= 1 ~pumpRunning~0) (= 1 ~systemActive~0) (= |ULTIMATE.start_test_~splverifierCounter~0#1| 0) (<= 1 ~waterLevel~0)) [2021-11-22 15:19:30,997 INFO L854 garLoopResultBuilder]: At program point L926-1(lines 921 929) the Hoare annotation is: false [2021-11-22 15:19:30,997 INFO L858 garLoopResultBuilder]: For program point L860(lines 860 867) no Hoare annotation was computed. [2021-11-22 15:19:30,998 INFO L854 garLoopResultBuilder]: At program point L926-2(lines 921 929) the Hoare annotation is: false [2021-11-22 15:19:30,998 INFO L858 garLoopResultBuilder]: For program point L860-2(lines 860 867) no Hoare annotation was computed. [2021-11-22 15:19:30,998 INFO L858 garLoopResultBuilder]: For program point L70(lines 70 76) no Hoare annotation was computed. [2021-11-22 15:19:30,998 INFO L858 garLoopResultBuilder]: For program point L70-2(lines 69 88) no Hoare annotation was computed. [2021-11-22 15:19:30,998 INFO L858 garLoopResultBuilder]: For program point L70-3(lines 70 76) no Hoare annotation was computed. [2021-11-22 15:19:30,999 INFO L858 garLoopResultBuilder]: For program point L70-5(lines 69 88) no Hoare annotation was computed. [2021-11-22 15:19:30,999 INFO L858 garLoopResultBuilder]: For program point L70-6(lines 70 76) no Hoare annotation was computed. [2021-11-22 15:19:30,999 INFO L858 garLoopResultBuilder]: For program point L70-8(lines 69 88) no Hoare annotation was computed. [2021-11-22 15:19:30,999 INFO L861 garLoopResultBuilder]: At program point L801(lines 776 805) the Hoare annotation is: true [2021-11-22 15:19:30,999 INFO L854 garLoopResultBuilder]: At program point L207(lines 202 210) the Hoare annotation is: false [2021-11-22 15:19:30,999 INFO L854 garLoopResultBuilder]: At program point L207-1(lines 202 210) the Hoare annotation is: false [2021-11-22 15:19:31,000 INFO L854 garLoopResultBuilder]: At program point L207-2(lines 202 210) the Hoare annotation is: false [2021-11-22 15:19:31,000 INFO L858 garLoopResultBuilder]: For program point ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION(line 878) no Hoare annotation was computed. [2021-11-22 15:19:31,000 INFO L854 garLoopResultBuilder]: At program point L1001(lines 997 1003) the Hoare annotation is: (and (= ~pumpRunning~0 0) (= ~methaneLevelCritical~0 0) (= 1 ~systemActive~0) (= ~waterLevel~0 1)) [2021-11-22 15:19:31,000 INFO L861 garLoopResultBuilder]: At program point L869(lines 850 872) the Hoare annotation is: true [2021-11-22 15:19:31,001 INFO L858 garLoopResultBuilder]: For program point L275(lines 275 279) no Hoare annotation was computed. [2021-11-22 15:19:31,001 INFO L858 garLoopResultBuilder]: For program point L275-2(lines 275 279) no Hoare annotation was computed. [2021-11-22 15:19:31,001 INFO L858 garLoopResultBuilder]: For program point L275-3(lines 275 279) no Hoare annotation was computed. [2021-11-22 15:19:31,001 INFO L858 garLoopResultBuilder]: For program point L275-5(lines 275 279) no Hoare annotation was computed. [2021-11-22 15:19:31,001 INFO L858 garLoopResultBuilder]: For program point L275-6(lines 275 279) no Hoare annotation was computed. [2021-11-22 15:19:31,001 INFO L858 garLoopResultBuilder]: For program point L77-1(lines 77 83) no Hoare annotation was computed. [2021-11-22 15:19:31,002 INFO L858 garLoopResultBuilder]: For program point L275-8(lines 275 279) no Hoare annotation was computed. [2021-11-22 15:19:31,002 INFO L858 garLoopResultBuilder]: For program point L275-9(lines 275 279) no Hoare annotation was computed. [2021-11-22 15:19:31,002 INFO L858 garLoopResultBuilder]: For program point L77-3(lines 77 83) no Hoare annotation was computed. [2021-11-22 15:19:31,002 INFO L858 garLoopResultBuilder]: For program point L275-11(lines 275 279) no Hoare annotation was computed. [2021-11-22 15:19:31,002 INFO L858 garLoopResultBuilder]: For program point L77-5(lines 77 83) no Hoare annotation was computed. [2021-11-22 15:19:31,003 INFO L858 garLoopResultBuilder]: For program point L275-12(lines 275 279) no Hoare annotation was computed. [2021-11-22 15:19:31,003 INFO L858 garLoopResultBuilder]: For program point L275-14(lines 275 279) no Hoare annotation was computed. [2021-11-22 15:19:31,003 INFO L858 garLoopResultBuilder]: For program point L275-15(lines 275 279) no Hoare annotation was computed. [2021-11-22 15:19:31,003 INFO L854 garLoopResultBuilder]: At program point L738(lines 687 739) the Hoare annotation is: false [2021-11-22 15:19:31,003 INFO L858 garLoopResultBuilder]: For program point L275-17(lines 275 279) no Hoare annotation was computed. [2021-11-22 15:19:31,003 INFO L861 garLoopResultBuilder]: At program point L743(lines 678 745) the Hoare annotation is: true [2021-11-22 15:19:31,004 INFO L854 garLoopResultBuilder]: At program point L281(lines 266 284) the Hoare annotation is: (and (<= 1 ~pumpRunning~0) (<= 1 |ULTIMATE.start_isLowWaterLevel_~tmp___0~1#1|) (= |ULTIMATE.start_isLowWaterLevel_~tmp~4#1| 0) (<= 1 |ULTIMATE.start_isLowWaterLevel_#res#1|) (= |ULTIMATE.start_isLowWaterSensorDry_#res#1| 0) (= 1 ~systemActive~0) (= |ULTIMATE.start_test_~splverifierCounter~0#1| 0) (<= 1 ~waterLevel~0) (= |ULTIMATE.start_processEnvironment_~tmp~2#1| 0)) [2021-11-22 15:19:31,004 INFO L854 garLoopResultBuilder]: At program point L281-1(lines 266 284) the Hoare annotation is: false [2021-11-22 15:19:31,004 INFO L854 garLoopResultBuilder]: At program point L281-2(lines 266 284) the Hoare annotation is: false [2021-11-22 15:19:31,004 INFO L854 garLoopResultBuilder]: At program point L281-3(lines 266 284) the Hoare annotation is: false [2021-11-22 15:19:31,004 INFO L854 garLoopResultBuilder]: At program point L281-4(lines 266 284) the Hoare annotation is: false [2021-11-22 15:19:31,005 INFO L854 garLoopResultBuilder]: At program point L281-5(lines 266 284) the Hoare annotation is: false [2021-11-22 15:19:31,005 INFO L854 garLoopResultBuilder]: At program point L1008(lines 1004 1010) the Hoare annotation is: (and (= ~pumpRunning~0 0) (= ~methaneLevelCritical~0 0) (= 1 ~systemActive~0) (= ~waterLevel~0 1)) [2021-11-22 15:19:31,005 INFO L858 garLoopResultBuilder]: For program point L878(line 878) no Hoare annotation was computed. [2021-11-22 15:19:31,005 INFO L858 garLoopResultBuilder]: For program point L878-1(line 878) no Hoare annotation was computed. [2021-11-22 15:19:31,005 INFO L858 garLoopResultBuilder]: For program point L878-2(line 878) no Hoare annotation was computed. [2021-11-22 15:19:31,006 INFO L858 garLoopResultBuilder]: For program point ULTIMATE.startENTRY(line -1) no Hoare annotation was computed. [2021-11-22 15:19:31,006 INFO L854 garLoopResultBuilder]: At program point L879(lines 874 881) the Hoare annotation is: false [2021-11-22 15:19:31,006 INFO L854 garLoopResultBuilder]: At program point L879-1(lines 874 881) the Hoare annotation is: false [2021-11-22 15:19:31,006 INFO L854 garLoopResultBuilder]: At program point L879-2(lines 874 881) the Hoare annotation is: false [2021-11-22 15:19:31,006 INFO L854 garLoopResultBuilder]: At program point L87(lines 66 89) the Hoare annotation is: (let ((.cse0 (= ~pumpRunning~0 0)) (.cse5 (<= 1 ~waterLevel~0)) (.cse1 (<= 1 |ULTIMATE.start___utac_acc__Specification4_spec__1_~tmp~9#1|)) (.cse2 (<= 1 |ULTIMATE.start_getWaterLevel_#res#1|)) (.cse3 (= 1 ~systemActive~0)) (.cse4 (= |ULTIMATE.start_test_~splverifierCounter~0#1| 0))) (or (and .cse0 .cse1 .cse2 .cse3 .cse4 .cse5) (and .cse0 .cse1 .cse2 .cse4 .cse5 (= 0 ~systemActive~0)) (and (= |ULTIMATE.start_isHighWaterLevel_~tmp~3#1| 0) (<= 1 ~pumpRunning~0) .cse1 (= |ULTIMATE.start_isHighWaterSensorDry_#res#1| 0) (<= 2 ~waterLevel~0) .cse2 .cse3 .cse4))) [2021-11-22 15:19:31,007 INFO L854 garLoopResultBuilder]: At program point L87-1(lines 66 89) the Hoare annotation is: false [2021-11-22 15:19:31,007 INFO L854 garLoopResultBuilder]: At program point L87-2(lines 66 89) the Hoare annotation is: false [2021-11-22 15:19:31,007 INFO L858 garLoopResultBuilder]: For program point L154(lines 154 171) no Hoare annotation was computed. [2021-11-22 15:19:31,007 INFO L854 garLoopResultBuilder]: At program point L154-1(lines 150 174) the Hoare annotation is: (let ((.cse0 (= 1 ~systemActive~0)) (.cse1 (= |ULTIMATE.start_test_~splverifierCounter~0#1| 0))) (or (and (= |ULTIMATE.start_isHighWaterLevel_~tmp~3#1| 0) (<= 1 ~pumpRunning~0) (= |ULTIMATE.start_isHighWaterSensorDry_#res#1| 0) (<= 2 ~waterLevel~0) .cse0 .cse1) (and (= ~pumpRunning~0 0) .cse0 .cse1 (<= 1 ~waterLevel~0)))) [2021-11-22 15:19:31,007 INFO L858 garLoopResultBuilder]: For program point L154-2(lines 154 171) no Hoare annotation was computed. [2021-11-22 15:19:31,008 INFO L854 garLoopResultBuilder]: At program point L154-3(lines 150 174) the Hoare annotation is: false [2021-11-22 15:19:31,008 INFO L858 garLoopResultBuilder]: For program point L154-4(lines 154 171) no Hoare annotation was computed. [2021-11-22 15:19:31,008 INFO L854 garLoopResultBuilder]: At program point L154-5(lines 150 174) the Hoare annotation is: false [2021-11-22 15:19:31,008 INFO L858 garLoopResultBuilder]: For program point L289(lines 289 295) no Hoare annotation was computed. [2021-11-22 15:19:31,008 INFO L858 garLoopResultBuilder]: For program point L289-2(lines 289 295) no Hoare annotation was computed. [2021-11-22 15:19:31,009 INFO L854 garLoopResultBuilder]: At program point L1016(lines 1011 1019) the Hoare annotation is: (and (= ~pumpRunning~0 0) (= ~methaneLevelCritical~0 0) (= 1 ~systemActive~0) (= ~waterLevel~0 1)) [2021-11-22 15:19:31,009 INFO L858 garLoopResultBuilder]: For program point L158(lines 158 166) no Hoare annotation was computed. [2021-11-22 15:19:31,009 INFO L858 garLoopResultBuilder]: For program point L158-3(lines 158 166) no Hoare annotation was computed. [2021-11-22 15:19:31,009 INFO L858 garLoopResultBuilder]: For program point L158-6(lines 158 166) no Hoare annotation was computed. [2021-11-22 15:19:31,009 INFO L854 garLoopResultBuilder]: At program point L688-2(lines 688 737) the Hoare annotation is: (let ((.cse5 (<= 1 ~waterLevel~0)) (.cse1 (<= 1 |ULTIMATE.start___utac_acc__Specification4_spec__1_~tmp~9#1|)) (.cse2 (<= 1 |ULTIMATE.start_getWaterLevel_#res#1|)) (.cse0 (= ~pumpRunning~0 0)) (.cse3 (= 1 ~systemActive~0)) (.cse4 (= |ULTIMATE.start_test_~splverifierCounter~0#1| 0)) (.cse6 (= ~waterLevel~0 1))) (or (and .cse0 .cse1 .cse2 .cse3 .cse4 .cse5) (and .cse0 (= ~methaneLevelCritical~0 0) .cse3 .cse4 .cse6) (and .cse0 .cse1 .cse2 .cse4 .cse5 (= 0 ~systemActive~0)) (and (= |ULTIMATE.start_isHighWaterLevel_~tmp~3#1| 0) (<= 1 ~pumpRunning~0) .cse1 (= |ULTIMATE.start_isHighWaterSensorDry_#res#1| 0) (<= 2 ~waterLevel~0) .cse2 .cse3 .cse4) (and .cse0 .cse3 .cse4 (<= 1 |ULTIMATE.start_isHighWaterLevel_~tmp~3#1|) .cse6 (<= 1 |ULTIMATE.start_isHighWaterSensorDry_#res#1|)))) [2021-11-22 15:19:31,010 INFO L854 garLoopResultBuilder]: At program point L94(lines 90 96) the Hoare annotation is: false [2021-11-22 15:19:31,010 INFO L854 garLoopResultBuilder]: At program point L94-1(lines 90 96) the Hoare annotation is: false [2021-11-22 15:19:31,010 INFO L858 garLoopResultBuilder]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2021-11-22 15:19:31,010 INFO L854 garLoopResultBuilder]: At program point L94-2(lines 90 96) the Hoare annotation is: false [2021-11-22 15:19:31,010 INFO L854 garLoopResultBuilder]: At program point L94-3(lines 90 96) the Hoare annotation is: false [2021-11-22 15:19:31,011 INFO L854 garLoopResultBuilder]: At program point L94-4(lines 90 96) the Hoare annotation is: false [2021-11-22 15:19:31,011 INFO L854 garLoopResultBuilder]: At program point L94-5(lines 90 96) the Hoare annotation is: false [2021-11-22 15:19:31,011 INFO L854 garLoopResultBuilder]: At program point L94-6(lines 90 96) the Hoare annotation is: (let ((.cse0 (= ~pumpRunning~0 0)) (.cse1 (= |ULTIMATE.start_processEnvironment__wrappee__highWaterSensor_~tmp~0#1| 0)) (.cse2 (= 1 ~systemActive~0)) (.cse3 (= |ULTIMATE.start_test_~splverifierCounter~0#1| 0))) (or (and .cse0 (= |ULTIMATE.start_isHighWaterSensorDry_#res#1| ~waterLevel~0) .cse1 .cse2 (= |ULTIMATE.start_isHighWaterLevel_~tmp~3#1| ~waterLevel~0) .cse3 (= ~waterLevel~0 1)) (and .cse0 (<= 1 |ULTIMATE.start___utac_acc__Specification4_spec__1_~tmp~9#1|) (<= 1 |ULTIMATE.start_getWaterLevel_#res#1|) .cse1 .cse2 .cse3 (<= 1 |ULTIMATE.start_isHighWaterLevel_~tmp~3#1|) (<= 1 ~waterLevel~0) (<= 1 |ULTIMATE.start_isHighWaterSensorDry_#res#1|)) (and (= |ULTIMATE.start_isHighWaterLevel_~tmp~3#1| 0) .cse0 (= |ULTIMATE.start_isHighWaterSensorDry_#res#1| 0) (<= 2 ~waterLevel~0) .cse1 .cse2 .cse3))) [2021-11-22 15:19:31,011 INFO L854 garLoopResultBuilder]: At program point L94-7(lines 90 96) the Hoare annotation is: false [2021-11-22 15:19:31,011 INFO L854 garLoopResultBuilder]: At program point L94-8(lines 90 96) the Hoare annotation is: false [2021-11-22 15:19:31,012 INFO L854 garLoopResultBuilder]: At program point L94-9(lines 90 96) the Hoare annotation is: false [2021-11-22 15:19:31,012 INFO L854 garLoopResultBuilder]: At program point L94-10(lines 90 96) the Hoare annotation is: false [2021-11-22 15:19:31,012 INFO L854 garLoopResultBuilder]: At program point L94-11(lines 90 96) the Hoare annotation is: false [2021-11-22 15:19:31,012 INFO L854 garLoopResultBuilder]: At program point L94-12(lines 90 96) the Hoare annotation is: false [2021-11-22 15:19:31,012 INFO L858 garLoopResultBuilder]: For program point L689(lines 688 737) no Hoare annotation was computed. [2021-11-22 15:19:31,012 INFO L854 garLoopResultBuilder]: At program point L94-13(lines 90 96) the Hoare annotation is: false [2021-11-22 15:19:31,013 INFO L854 garLoopResultBuilder]: At program point L94-14(lines 90 96) the Hoare annotation is: false [2021-11-22 15:19:31,013 INFO L854 garLoopResultBuilder]: At program point L94-15(lines 90 96) the Hoare annotation is: false [2021-11-22 15:19:31,013 INFO L854 garLoopResultBuilder]: At program point L94-16(lines 90 96) the Hoare annotation is: false [2021-11-22 15:19:31,013 INFO L854 garLoopResultBuilder]: At program point L94-17(lines 90 96) the Hoare annotation is: false [2021-11-22 15:19:31,013 INFO L854 garLoopResultBuilder]: At program point L94-18(lines 90 96) the Hoare annotation is: false [2021-11-22 15:19:31,014 INFO L854 garLoopResultBuilder]: At program point L94-19(lines 90 96) the Hoare annotation is: false [2021-11-22 15:19:31,014 INFO L854 garLoopResultBuilder]: At program point L94-20(lines 90 96) the Hoare annotation is: false [2021-11-22 15:19:31,014 INFO L854 garLoopResultBuilder]: At program point L94-21(lines 90 96) the Hoare annotation is: false [2021-11-22 15:19:31,014 INFO L854 garLoopResultBuilder]: At program point L94-22(lines 90 96) the Hoare annotation is: false [2021-11-22 15:19:31,014 INFO L854 garLoopResultBuilder]: At program point L94-23(lines 90 96) the Hoare annotation is: false [2021-11-22 15:19:31,015 INFO L858 garLoopResultBuilder]: For program point L690(lines 690 694) no Hoare annotation was computed. [2021-11-22 15:19:31,015 INFO L858 garLoopResultBuilder]: For program point L889(lines 889 893) no Hoare annotation was computed. [2021-11-22 15:19:31,015 INFO L854 garLoopResultBuilder]: At program point L889-2(lines 885 896) the Hoare annotation is: (and (<= 1 ~pumpRunning~0) (= 1 ~systemActive~0) (= |ULTIMATE.start_test_~splverifierCounter~0#1| 0) (<= 1 ~waterLevel~0)) [2021-11-22 15:19:31,015 INFO L858 garLoopResultBuilder]: For program point L889-3(lines 889 893) no Hoare annotation was computed. [2021-11-22 15:19:31,015 INFO L858 garLoopResultBuilder]: For program point L757(lines 757 770) no Hoare annotation was computed. [2021-11-22 15:19:31,016 INFO L854 garLoopResultBuilder]: At program point L757-1(lines 749 773) the Hoare annotation is: (let ((.cse0 (= ~pumpRunning~0 0)) (.cse5 (<= 1 ~waterLevel~0)) (.cse1 (<= 1 |ULTIMATE.start___utac_acc__Specification4_spec__1_~tmp~9#1|)) (.cse2 (<= 1 |ULTIMATE.start_getWaterLevel_#res#1|)) (.cse3 (= 1 ~systemActive~0)) (.cse4 (= |ULTIMATE.start_test_~splverifierCounter~0#1| 0))) (or (and .cse0 .cse1 .cse2 .cse3 .cse4 .cse5) (and .cse0 .cse1 .cse2 .cse4 .cse5 (= 0 ~systemActive~0)) (and (= |ULTIMATE.start_isHighWaterLevel_~tmp~3#1| 0) (<= 1 ~pumpRunning~0) .cse1 (= |ULTIMATE.start_isHighWaterSensorDry_#res#1| 0) (<= 2 ~waterLevel~0) .cse2 .cse3 .cse4))) [2021-11-22 15:19:31,016 INFO L854 garLoopResultBuilder]: At program point L889-5(lines 885 896) the Hoare annotation is: false [2021-11-22 15:19:31,016 INFO L858 garLoopResultBuilder]: For program point L757-2(lines 757 770) no Hoare annotation was computed. [2021-11-22 15:19:31,016 INFO L858 garLoopResultBuilder]: For program point L889-6(lines 889 893) no Hoare annotation was computed. [2021-11-22 15:19:31,016 INFO L854 garLoopResultBuilder]: At program point L757-3(lines 749 773) the Hoare annotation is: false [2021-11-22 15:19:31,017 INFO L854 garLoopResultBuilder]: At program point L889-8(lines 885 896) the Hoare annotation is: false [2021-11-22 15:19:31,017 INFO L858 garLoopResultBuilder]: For program point L757-4(lines 757 770) no Hoare annotation was computed. [2021-11-22 15:19:31,017 INFO L854 garLoopResultBuilder]: At program point L757-5(lines 749 773) the Hoare annotation is: false [2021-11-22 15:19:31,017 INFO L854 garLoopResultBuilder]: At program point L297(lines 285 299) the Hoare annotation is: (let ((.cse0 (= ~pumpRunning~0 0)) (.cse1 (= |ULTIMATE.start_test_~splverifierCounter~0#1| 0)) (.cse2 (= 0 ~systemActive~0))) (or (and .cse0 .cse1 .cse2 (= ~waterLevel~0 1)) (and .cse0 (<= 2 ~waterLevel~0) .cse1 .cse2))) [2021-11-22 15:19:31,017 INFO L854 garLoopResultBuilder]: At program point L958(lines 953 961) the Hoare annotation is: (let ((.cse2 (= 1 ~systemActive~0)) (.cse0 (= ~pumpRunning~0 0)) (.cse1 (<= 1 |ULTIMATE.start_getWaterLevel_#res#1|)) (.cse3 (= |ULTIMATE.start_test_~splverifierCounter~0#1| 0)) (.cse4 (<= 1 ~waterLevel~0))) (or (and .cse0 .cse1 .cse2 .cse3 .cse4) (and (= |ULTIMATE.start_isHighWaterLevel_~tmp~3#1| 0) (<= 1 ~pumpRunning~0) (= |ULTIMATE.start_isHighWaterSensorDry_#res#1| 0) (<= 2 ~waterLevel~0) .cse1 .cse2 .cse3) (and .cse0 .cse1 .cse3 .cse4 (= 0 ~systemActive~0)))) [2021-11-22 15:19:31,018 INFO L854 garLoopResultBuilder]: At program point L958-1(lines 953 961) the Hoare annotation is: false [2021-11-22 15:19:31,018 INFO L854 garLoopResultBuilder]: At program point L958-2(lines 953 961) the Hoare annotation is: false [2021-11-22 15:19:31,018 INFO L858 garLoopResultBuilder]: For program point L761(lines 761 767) no Hoare annotation was computed. [2021-11-22 15:19:31,018 INFO L858 garLoopResultBuilder]: For program point L761-3(lines 761 767) no Hoare annotation was computed. [2021-11-22 15:19:31,018 INFO L858 garLoopResultBuilder]: For program point L761-6(lines 761 767) no Hoare annotation was computed. [2021-11-22 15:19:31,022 INFO L732 BasicCegarLoop]: Path program histogram: [2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-22 15:19:31,024 INFO L179 ceAbstractionStarter]: Computing trace abstraction results [2021-11-22 15:19:31,066 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 22.11 03:19:31 BoogieIcfgContainer [2021-11-22 15:19:31,067 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2021-11-22 15:19:31,067 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2021-11-22 15:19:31,068 INFO L271 PluginConnector]: Initializing Witness Printer... [2021-11-22 15:19:31,068 INFO L275 PluginConnector]: Witness Printer initialized [2021-11-22 15:19:31,068 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 22.11 03:15:17" (3/4) ... [2021-11-22 15:19:31,072 INFO L137 WitnessPrinter]: Generating witness for correct program [2021-11-22 15:19:31,105 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 92 nodes and edges [2021-11-22 15:19:31,108 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 22 nodes and edges [2021-11-22 15:19:31,111 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 11 nodes and edges [2021-11-22 15:19:31,114 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 5 nodes and edges [2021-11-22 15:19:31,117 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 2 nodes and edges [2021-11-22 15:19:31,119 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2021-11-22 15:19:31,122 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2021-11-22 15:19:31,153 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((((((pumpRunning == 0 && 1 <= tmp) && 1 <= \result) && 1 == systemActive) && splverifierCounter == 0) && 1 <= waterLevel) || ((((pumpRunning == 0 && methaneLevelCritical == 0) && 1 == systemActive) && splverifierCounter == 0) && waterLevel == 1)) || (((((pumpRunning == 0 && 1 <= tmp) && 1 <= \result) && splverifierCounter == 0) && 1 <= waterLevel) && 0 == systemActive)) || (((((((tmp == 0 && 1 <= pumpRunning) && 1 <= tmp) && \result == 0) && 2 <= waterLevel) && 1 <= \result) && 1 == systemActive) && splverifierCounter == 0)) || (((((pumpRunning == 0 && 1 == systemActive) && splverifierCounter == 0) && 1 <= tmp) && waterLevel == 1) && 1 <= \result) [2021-11-22 15:19:31,155 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((((((pumpRunning == 0 && 1 <= tmp) && 1 <= \result) && splverifierCounter == 0) && 1 <= waterLevel) && 0 == systemActive) || (((1 <= pumpRunning && 2 <= waterLevel) && 1 == systemActive) && splverifierCounter == 0)) || (((pumpRunning == 0 && 2 <= waterLevel) && splverifierCounter == 0) && 0 == systemActive)) || (((pumpRunning == 0 && 1 == systemActive) && splverifierCounter == 0) && 1 <= waterLevel) [2021-11-22 15:19:31,158 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((((pumpRunning == 0 && 1 <= \result) && 1 == systemActive) && splverifierCounter == 0) && 1 <= waterLevel) || ((((((tmp == 0 && 1 <= pumpRunning) && \result == 0) && 2 <= waterLevel) && 1 <= \result) && 1 == systemActive) && splverifierCounter == 0)) || ((((pumpRunning == 0 && 1 <= \result) && splverifierCounter == 0) && 1 <= waterLevel) && 0 == systemActive) [2021-11-22 15:19:31,159 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((((((pumpRunning == 0 && \result == waterLevel) && tmp == 0) && 1 == systemActive) && tmp == waterLevel) && splverifierCounter == 0) && waterLevel == 1) || (((((tmp == 0 && 1 <= pumpRunning) && \result == 0) && 2 <= waterLevel) && 1 == systemActive) && splverifierCounter == 0)) || ((((((((pumpRunning == 0 && 1 <= tmp) && 1 <= \result) && tmp == 0) && 1 == systemActive) && splverifierCounter == 0) && 1 <= tmp) && 1 <= waterLevel) && 1 <= \result)) || ((((((tmp == 0 && pumpRunning == 0) && \result == 0) && 2 <= waterLevel) && tmp == 0) && 1 == systemActive) && splverifierCounter == 0) [2021-11-22 15:19:31,159 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((((((pumpRunning == 0 && \result == waterLevel) && tmp == 0) && 1 == systemActive) && tmp == waterLevel) && splverifierCounter == 0) && waterLevel == 1) || (((((tmp == 0 && 1 <= pumpRunning) && \result == 0) && 2 <= waterLevel) && 1 == systemActive) && splverifierCounter == 0)) || ((((((((pumpRunning == 0 && 1 <= tmp) && 1 <= \result) && tmp == 0) && 1 == systemActive) && splverifierCounter == 0) && 1 <= tmp) && 1 <= waterLevel) && 1 <= \result)) || ((((((tmp == 0 && pumpRunning == 0) && \result == 0) && 2 <= waterLevel) && tmp == 0) && 1 == systemActive) && splverifierCounter == 0) [2021-11-22 15:19:31,160 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((((pumpRunning == 0 && 1 <= tmp) && 1 <= \result) && 1 == systemActive) && splverifierCounter == 0) && 1 <= waterLevel) || (((((pumpRunning == 0 && 1 <= tmp) && 1 <= \result) && splverifierCounter == 0) && 1 <= waterLevel) && 0 == systemActive)) || (((((((tmp == 0 && 1 <= pumpRunning) && 1 <= tmp) && \result == 0) && 2 <= waterLevel) && 1 <= \result) && 1 == systemActive) && splverifierCounter == 0) [2021-11-22 15:19:31,160 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((((tmp == 0 && 1 <= pumpRunning) && \result == 0) && 2 <= waterLevel) && 1 == systemActive) && splverifierCounter == 0) || (((pumpRunning == 0 && 1 == systemActive) && splverifierCounter == 0) && 1 <= waterLevel) [2021-11-22 15:19:31,160 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((((pumpRunning == 0 && 1 <= tmp) && 1 <= \result) && 1 == systemActive) && splverifierCounter == 0) && 1 <= waterLevel) || (((((pumpRunning == 0 && 1 <= tmp) && 1 <= \result) && splverifierCounter == 0) && 1 <= waterLevel) && 0 == systemActive)) || (((((((tmp == 0 && 1 <= pumpRunning) && 1 <= tmp) && \result == 0) && 2 <= waterLevel) && 1 <= \result) && 1 == systemActive) && splverifierCounter == 0) [2021-11-22 15:19:31,162 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((((((pumpRunning == 0 && 1 <= tmp) && 1 <= \result) && 1 == systemActive) && splverifierCounter == 0) && 1 <= waterLevel) && 1 <= \result) || ((((pumpRunning == 0 && \result == 0) && 2 <= waterLevel) && 1 == systemActive) && splverifierCounter == 0)) || ((((pumpRunning == 0 && \result == waterLevel) && 1 == systemActive) && splverifierCounter == 0) && waterLevel == 1) [2021-11-22 15:19:31,164 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((((tmp == 0 && pumpRunning == 0) && \result == 0) && 2 <= waterLevel) && 1 == systemActive) && splverifierCounter == 0) || (((((((((pumpRunning == 0 && 1 <= tmp) && 1 <= \result) && 1 == systemActive) && tmp___0 == 0) && splverifierCounter == 0) && 1 <= tmp) && 1 <= waterLevel) && 1 <= \result) && \result == 0)) || (((((((pumpRunning == 0 && \result == waterLevel) && 1 == systemActive) && tmp == waterLevel) && tmp___0 == 0) && splverifierCounter == 0) && waterLevel == 1) && \result == 0) [2021-11-22 15:19:31,165 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((((((1 <= tmp___0 && tmp == 0) && 1 <= \result) && pumpRunning == 0) && \result == 0) && 1 <= tmp) && 1 == systemActive) && splverifierCounter == 0) && 1 <= waterLevel) && tmp == 0 [2021-11-22 15:19:31,166 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((((((pumpRunning == 0 && \result == waterLevel) && tmp == 0) && 1 == systemActive) && tmp == waterLevel) && splverifierCounter == 0) && waterLevel == 1) || ((((((((pumpRunning == 0 && 1 <= tmp) && 1 <= \result) && tmp == 0) && 1 == systemActive) && splverifierCounter == 0) && 1 <= tmp) && 1 <= waterLevel) && 1 <= \result)) || ((((((tmp == 0 && pumpRunning == 0) && \result == 0) && 2 <= waterLevel) && tmp == 0) && 1 == systemActive) && splverifierCounter == 0) [2021-11-22 15:19:31,166 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((1 <= pumpRunning && \result == 0) && 1 == systemActive) && splverifierCounter == 0) && 1 <= waterLevel) && tmp == 0 [2021-11-22 15:19:31,166 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((tmp == 0 && 1 <= pumpRunning) && \result == 0) && 2 <= waterLevel) && 1 == systemActive) && splverifierCounter == 0 [2021-11-22 15:19:31,168 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((((((1 <= pumpRunning && 1 <= tmp___0) && tmp == 0) && 1 <= \result) && \result == 0) && 1 == systemActive) && splverifierCounter == 0) && 1 <= waterLevel) && tmp == 0 [2021-11-22 15:19:31,169 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((((((1 <= tmp___0 && tmp == 0) && 1 <= \result) && pumpRunning == 0) && \result == 0) && 1 <= tmp) && 1 == systemActive) && splverifierCounter == 0) && 1 <= waterLevel) && tmp == 0 [2021-11-22 15:19:31,276 INFO L141 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_237f3899-7e48-4a85-9a71-9defe0827ff9/bin/uautomizer-w2VwFs6gM0/witness.graphml [2021-11-22 15:19:31,276 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2021-11-22 15:19:31,277 INFO L158 Benchmark]: Toolchain (without parser) took 256257.79ms. Allocated memory was 109.1MB in the beginning and 509.6MB in the end (delta: 400.6MB). Free memory was 67.1MB in the beginning and 239.6MB in the end (delta: -172.5MB). Peak memory consumption was 227.1MB. Max. memory is 16.1GB. [2021-11-22 15:19:31,277 INFO L158 Benchmark]: CDTParser took 0.30ms. Allocated memory is still 109.1MB. Free memory is still 85.2MB. There was no memory consumed. Max. memory is 16.1GB. [2021-11-22 15:19:31,278 INFO L158 Benchmark]: CACSL2BoogieTranslator took 650.31ms. Allocated memory is still 109.1MB. Free memory was 66.9MB in the beginning and 73.0MB in the end (delta: -6.1MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2021-11-22 15:19:31,278 INFO L158 Benchmark]: Boogie Procedure Inliner took 151.73ms. Allocated memory is still 109.1MB. Free memory was 73.0MB in the beginning and 68.5MB in the end (delta: 4.5MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2021-11-22 15:19:31,279 INFO L158 Benchmark]: Boogie Preprocessor took 113.66ms. Allocated memory is still 109.1MB. Free memory was 68.5MB in the beginning and 65.2MB in the end (delta: 3.3MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2021-11-22 15:19:31,279 INFO L158 Benchmark]: RCFGBuilder took 1201.85ms. Allocated memory was 109.1MB in the beginning and 132.1MB in the end (delta: 23.1MB). Free memory was 65.2MB in the beginning and 98.3MB in the end (delta: -33.2MB). Peak memory consumption was 41.6MB. Max. memory is 16.1GB. [2021-11-22 15:19:31,280 INFO L158 Benchmark]: TraceAbstraction took 253917.16ms. Allocated memory was 132.1MB in the beginning and 509.6MB in the end (delta: 377.5MB). Free memory was 98.3MB in the beginning and 259.5MB in the end (delta: -161.2MB). Peak memory consumption was 309.2MB. Max. memory is 16.1GB. [2021-11-22 15:19:31,280 INFO L158 Benchmark]: Witness Printer took 208.91ms. Allocated memory is still 509.6MB. Free memory was 258.4MB in the beginning and 239.6MB in the end (delta: 18.9MB). Peak memory consumption was 18.9MB. Max. memory is 16.1GB. [2021-11-22 15:19:31,283 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.30ms. Allocated memory is still 109.1MB. Free memory is still 85.2MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 650.31ms. Allocated memory is still 109.1MB. Free memory was 66.9MB in the beginning and 73.0MB in the end (delta: -6.1MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 151.73ms. Allocated memory is still 109.1MB. Free memory was 73.0MB in the beginning and 68.5MB in the end (delta: 4.5MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. * Boogie Preprocessor took 113.66ms. Allocated memory is still 109.1MB. Free memory was 68.5MB in the beginning and 65.2MB in the end (delta: 3.3MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. * RCFGBuilder took 1201.85ms. Allocated memory was 109.1MB in the beginning and 132.1MB in the end (delta: 23.1MB). Free memory was 65.2MB in the beginning and 98.3MB in the end (delta: -33.2MB). Peak memory consumption was 41.6MB. Max. memory is 16.1GB. * TraceAbstraction took 253917.16ms. Allocated memory was 132.1MB in the beginning and 509.6MB in the end (delta: 377.5MB). Free memory was 98.3MB in the beginning and 259.5MB in the end (delta: -161.2MB). Peak memory consumption was 309.2MB. Max. memory is 16.1GB. * Witness Printer took 208.91ms. Allocated memory is still 509.6MB. Free memory was 258.4MB in the beginning and 239.6MB in the end (delta: 18.9MB). Peak memory consumption was 18.9MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: ErrorAutomatonStatistics NumberErrorTraces: 0, NumberStatementsAllTraces: 0, NumberRelevantStatements: 0, 0.0s ErrorAutomatonConstructionTimeTotal, 0.0s FaulLocalizationTime, NumberStatementsFirstTrace: -1, TraceLengthAvg: 0, 0.0s ErrorAutomatonConstructionTimeAvg, 0.0s ErrorAutomatonDifferenceTimeAvg, 0.0s ErrorAutomatonDifferenceTimeTotal, NumberOfNoEnhancement: 0, NumberOfFiniteEnhancement: 0, NumberOfInfiniteEnhancement: 0 - PositiveResult [Line: 878]: call to reach_error is unreachable For all program executions holds that call to reach_error is unreachable at this location - PositiveResult [Line: 878]: call to reach_error is unreachable For all program executions holds that call to reach_error is unreachable at this location - PositiveResult [Line: 878]: 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, 278 locations, 3 error locations. Started 1 CEGAR loops. OverallTime: 253.8s, OverallIterations: 17, TraceHistogramMax: 4, PathProgramHistogramMax: 2, EmptinessCheckTime: 0.1s, AutomataDifference: 3.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 245.1s, InitialAbstractionConstructionTime: 0.0s, PartialOrderReductionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 4069 SdHoareTripleChecker+Valid, 0.7s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 4069 mSDsluCounter, 8268 SdHoareTripleChecker+Invalid, 0.5s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 5094 mSDsCounter, 106 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 540 IncrementalHoareTripleChecker+Invalid, 646 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 106 mSolverCounterUnsat, 3174 mSDtfsCounter, 540 mSolverCounterSat, 0.1s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 575 GetRequests, 495 SyntacticMatches, 1 SemanticMatches, 79 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 55 ImplicationChecksByTransitivity, 0.4s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=1130occurred in iteration=16, InterpolantAutomatonStates: 95, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: 1.1s AutomataMinimizationTime, 17 MinimizatonAttempts, 5769 StatesRemovedByMinimization, 13 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 142 LocationsWithAnnotation, 142 PreInvPairs, 448 NumberOfFragments, 1225 HoareAnnotationTreeSize, 142 FomulaSimplifications, 1708664 FormulaSimplificationTreeSizeReduction, 230.2s HoareSimplificationTime, 142 FomulaSimplificationsInter, 7994840 FormulaSimplificationTreeSizeReductionInter, 14.8s HoareSimplificationTimeInter, RefinementEngineStatistics: TRACE_CHECK: 0.1s SsaConstructionTime, 0.6s SatisfiabilityAnalysisTime, 2.3s InterpolantComputationTime, 1445 NumberOfCodeBlocks, 1445 NumberOfCodeBlocksAsserted, 21 NumberOfCheckSat, 1497 ConstructedInterpolants, 0 QuantifiedInterpolants, 2483 SizeOfPredicates, 8 NumberOfNonLiveVariables, 1874 ConjunctsInSsa, 17 ConjunctsInUnsatCore, 22 InterpolantComputations, 16 PerfectInterpolantSequences, 718/754 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: 885]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 749]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 175]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 66]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 183]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 183]: Loop Invariant Derived loop invariant: ((((((((1 <= tmp___0 && tmp == 0) && 1 <= \result) && pumpRunning == 0) && \result == 0) && 1 <= tmp) && 1 == systemActive) && splverifierCounter == 0) && 1 <= waterLevel) && tmp == 0 - InvariantResult [Line: 90]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 66]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 976]: Loop Invariant Derived loop invariant: ((((1 <= pumpRunning && \result == 0) && 1 == systemActive) && splverifierCounter == 0) && 1 <= waterLevel) && tmp == 0 - InvariantResult [Line: 90]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 175]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 90]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 1011]: Loop Invariant Derived loop invariant: ((pumpRunning == 0 && methaneLevelCritical == 0) && 1 == systemActive) && waterLevel == 1 - InvariantResult [Line: 98]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 266]: Loop Invariant Derived loop invariant: (((((((1 <= pumpRunning && 1 <= tmp___0) && tmp == 0) && 1 <= \result) && \result == 0) && 1 == systemActive) && splverifierCounter == 0) && 1 <= waterLevel) && tmp == 0 - InvariantResult [Line: 183]: Loop Invariant Derived loop invariant: (pumpRunning == 0 && 2 <= waterLevel) && splverifierCounter == 0 - InvariantResult [Line: 976]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 90]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 183]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 183]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 247]: Loop Invariant Derived loop invariant: ((((((tmp == 0 && pumpRunning == 0) && \result == 0) && 2 <= waterLevel) && 1 == systemActive) && splverifierCounter == 0) || (((((((((pumpRunning == 0 && 1 <= tmp) && 1 <= \result) && 1 == systemActive) && tmp___0 == 0) && splverifierCounter == 0) && 1 <= tmp) && 1 <= waterLevel) && 1 <= \result) && \result == 0)) || (((((((pumpRunning == 0 && \result == waterLevel) && 1 == systemActive) && tmp == waterLevel) && tmp___0 == 0) && splverifierCounter == 0) && waterLevel == 1) && \result == 0) - InvariantResult [Line: 98]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 885]: Loop Invariant Derived loop invariant: ((1 <= pumpRunning && 1 == systemActive) && splverifierCounter == 0) && 1 <= waterLevel - InvariantResult [Line: 175]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 688]: Loop Invariant Derived loop invariant: ((((((((pumpRunning == 0 && 1 <= tmp) && 1 <= \result) && 1 == systemActive) && splverifierCounter == 0) && 1 <= waterLevel) || ((((pumpRunning == 0 && methaneLevelCritical == 0) && 1 == systemActive) && splverifierCounter == 0) && waterLevel == 1)) || (((((pumpRunning == 0 && 1 <= tmp) && 1 <= \result) && splverifierCounter == 0) && 1 <= waterLevel) && 0 == systemActive)) || (((((((tmp == 0 && 1 <= pumpRunning) && 1 <= tmp) && \result == 0) && 2 <= waterLevel) && 1 <= \result) && 1 == systemActive) && splverifierCounter == 0)) || (((((pumpRunning == 0 && 1 == systemActive) && splverifierCounter == 0) && 1 <= tmp) && waterLevel == 1) && 1 <= \result) - InvariantResult [Line: 953]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 266]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 247]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 247]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 962]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 997]: Loop Invariant Derived loop invariant: ((pumpRunning == 0 && methaneLevelCritical == 0) && 1 == systemActive) && waterLevel == 1 - InvariantResult [Line: 285]: Loop Invariant Derived loop invariant: (((pumpRunning == 0 && splverifierCounter == 0) && 0 == systemActive) && waterLevel == 1) || (((pumpRunning == 0 && 2 <= waterLevel) && splverifierCounter == 0) && 0 == systemActive) - InvariantResult [Line: 962]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 976]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 202]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 90]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 98]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 247]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 962]: Loop Invariant Derived loop invariant: (((((((pumpRunning == 0 && 1 <= tmp) && 1 <= \result) && 1 == systemActive) && splverifierCounter == 0) && 1 <= waterLevel) && 1 <= \result) || ((((pumpRunning == 0 && \result == 0) && 2 <= waterLevel) && 1 == systemActive) && splverifierCounter == 0)) || ((((pumpRunning == 0 && \result == waterLevel) && 1 == systemActive) && splverifierCounter == 0) && waterLevel == 1) - InvariantResult [Line: 976]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 786]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 175]: Loop Invariant Derived loop invariant: ((((tmp == 0 && 1 <= pumpRunning) && \result == 0) && 2 <= waterLevel) && 1 == systemActive) && splverifierCounter == 0 - InvariantResult [Line: 175]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 247]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 850]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 124]: Loop Invariant Derived loop invariant: ((((((((pumpRunning == 0 && \result == waterLevel) && tmp == 0) && 1 == systemActive) && tmp == waterLevel) && splverifierCounter == 0) && waterLevel == 1) || (((((tmp == 0 && 1 <= pumpRunning) && \result == 0) && 2 <= waterLevel) && 1 == systemActive) && splverifierCounter == 0)) || ((((((((pumpRunning == 0 && 1 <= tmp) && 1 <= \result) && tmp == 0) && 1 == systemActive) && splverifierCounter == 0) && 1 <= tmp) && 1 <= waterLevel) && 1 <= \result)) || ((((((tmp == 0 && pumpRunning == 0) && \result == 0) && 2 <= waterLevel) && tmp == 0) && 1 == systemActive) && splverifierCounter == 0) - InvariantResult [Line: 266]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 909]: Loop Invariant Derived loop invariant: (((((((pumpRunning == 0 && 1 <= tmp) && 1 <= \result) && splverifierCounter == 0) && 1 <= waterLevel) && 0 == systemActive) || (((1 <= pumpRunning && 2 <= waterLevel) && 1 == systemActive) && splverifierCounter == 0)) || (((pumpRunning == 0 && 2 <= waterLevel) && splverifierCounter == 0) && 0 == systemActive)) || (((pumpRunning == 0 && 1 == systemActive) && splverifierCounter == 0) && 1 <= waterLevel) - InvariantResult [Line: 98]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 98]: Loop Invariant Derived loop invariant: ((((((((pumpRunning == 0 && \result == waterLevel) && tmp == 0) && 1 == systemActive) && tmp == waterLevel) && splverifierCounter == 0) && waterLevel == 1) || (((((tmp == 0 && 1 <= pumpRunning) && \result == 0) && 2 <= waterLevel) && 1 == systemActive) && splverifierCounter == 0)) || ((((((((pumpRunning == 0 && 1 <= tmp) && 1 <= \result) && tmp == 0) && 1 == systemActive) && splverifierCounter == 0) && 1 <= tmp) && 1 <= waterLevel) && 1 <= \result)) || ((((((tmp == 0 && pumpRunning == 0) && \result == 0) && 2 <= waterLevel) && tmp == 0) && 1 == systemActive) && splverifierCounter == 0) - InvariantResult [Line: 66]: Loop Invariant Derived loop invariant: ((((((pumpRunning == 0 && 1 <= tmp) && 1 <= \result) && 1 == systemActive) && splverifierCounter == 0) && 1 <= waterLevel) || (((((pumpRunning == 0 && 1 <= tmp) && 1 <= \result) && splverifierCounter == 0) && 1 <= waterLevel) && 0 == systemActive)) || (((((((tmp == 0 && 1 <= pumpRunning) && 1 <= tmp) && \result == 0) && 2 <= waterLevel) && 1 <= \result) && 1 == systemActive) && splverifierCounter == 0) - InvariantResult [Line: 90]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 90]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 687]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 962]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 150]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 678]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 175]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 98]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 247]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 247]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 749]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 183]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 874]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 976]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 90]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 300]: Loop Invariant Derived loop invariant: ((((pumpRunning == 0 && 2 <= waterLevel) && 1 == systemActive) && splverifierCounter == 0) || (((1 <= pumpRunning && 2 <= waterLevel) && 1 == systemActive) && splverifierCounter == 0)) || (((pumpRunning == 0 && 1 == systemActive) && splverifierCounter == 0) && waterLevel == 1) - InvariantResult [Line: 175]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 175]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 90]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 124]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 124]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 175]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 191]: Loop Invariant Derived loop invariant: ((1 <= pumpRunning && 1 == systemActive) && splverifierCounter == 0) && 1 <= waterLevel - InvariantResult [Line: 247]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 202]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 175]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 183]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 837]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 962]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 266]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 191]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 90]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 90]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 976]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 90]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 962]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 90]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 90]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 124]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 124]: Loop Invariant Derived loop invariant: ((((((((1 <= tmp___0 && tmp == 0) && 1 <= \result) && pumpRunning == 0) && \result == 0) && 1 <= tmp) && 1 == systemActive) && splverifierCounter == 0) && 1 <= waterLevel) && tmp == 0 - InvariantResult [Line: 175]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 202]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 962]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 874]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 175]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 98]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 183]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 191]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 98]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 962]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 266]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 1004]: Loop Invariant Derived loop invariant: ((pumpRunning == 0 && methaneLevelCritical == 0) && 1 == systemActive) && waterLevel == 1 - InvariantResult [Line: 921]: Loop Invariant Derived loop invariant: ((1 <= pumpRunning && 1 == systemActive) && splverifierCounter == 0) && 1 <= waterLevel - InvariantResult [Line: 885]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 90]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 90]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 962]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 90]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 90]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 266]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 124]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 921]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 874]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 98]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 897]: Loop Invariant Derived loop invariant: ((((pumpRunning == 0 && 2 <= waterLevel) && 1 == systemActive) && splverifierCounter == 0) || (((1 <= pumpRunning && 2 <= waterLevel) && 1 == systemActive) && splverifierCounter == 0)) || (((pumpRunning == 0 && 2 <= waterLevel) && splverifierCounter == 0) && 0 == systemActive) - InvariantResult [Line: 247]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 90]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 247]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 183]: Loop Invariant Derived loop invariant: ((pumpRunning == 0 && 1 == systemActive) && splverifierCounter == 0) && 1 <= waterLevel - InvariantResult [Line: 90]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 776]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 150]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 830]: Loop Invariant Derived loop invariant: ((pumpRunning == 0 && methaneLevelCritical == 0) && 1 == systemActive) && waterLevel == 1 - InvariantResult [Line: 953]: Loop Invariant Derived loop invariant: (((((pumpRunning == 0 && 1 <= \result) && 1 == systemActive) && splverifierCounter == 0) && 1 <= waterLevel) || ((((((tmp == 0 && 1 <= pumpRunning) && \result == 0) && 2 <= waterLevel) && 1 <= \result) && 1 == systemActive) && splverifierCounter == 0)) || ((((pumpRunning == 0 && 1 <= \result) && splverifierCounter == 0) && 1 <= waterLevel) && 0 == systemActive) - InvariantResult [Line: 150]: Loop Invariant Derived loop invariant: (((((tmp == 0 && 1 <= pumpRunning) && \result == 0) && 2 <= waterLevel) && 1 == systemActive) && splverifierCounter == 0) || (((pumpRunning == 0 && 1 == systemActive) && splverifierCounter == 0) && 1 <= waterLevel) - InvariantResult [Line: 90]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 921]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 953]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 90]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 98]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 962]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 247]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 962]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 98]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 247]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 962]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 90]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 183]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 90]: Loop Invariant Derived loop invariant: (((((((pumpRunning == 0 && \result == waterLevel) && tmp == 0) && 1 == systemActive) && tmp == waterLevel) && splverifierCounter == 0) && waterLevel == 1) || ((((((((pumpRunning == 0 && 1 <= tmp) && 1 <= \result) && tmp == 0) && 1 == systemActive) && splverifierCounter == 0) && 1 <= tmp) && 1 <= waterLevel) && 1 <= \result)) || ((((((tmp == 0 && pumpRunning == 0) && \result == 0) && 2 <= waterLevel) && tmp == 0) && 1 == systemActive) && splverifierCounter == 0) - InvariantResult [Line: 98]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 749]: Loop Invariant Derived loop invariant: ((((((pumpRunning == 0 && 1 <= tmp) && 1 <= \result) && 1 == systemActive) && splverifierCounter == 0) && 1 <= waterLevel) || (((((pumpRunning == 0 && 1 <= tmp) && 1 <= \result) && splverifierCounter == 0) && 1 <= waterLevel) && 0 == systemActive)) || (((((((tmp == 0 && 1 <= pumpRunning) && 1 <= tmp) && \result == 0) && 2 <= waterLevel) && 1 <= \result) && 1 == systemActive) && splverifierCounter == 0) RESULT: Ultimate proved your program to be correct! [2021-11-22 15:19:31,399 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_237f3899-7e48-4a85-9a71-9defe0827ff9/bin/uautomizer-w2VwFs6gM0/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Ended with exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Writing output log to file Ultimate.log Result: TRUE