./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/product-lines/minepump_spec5_product45.cil.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 4e77c044 Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8113eb9e-7f32-41ee-b0d5-49ab341ce256/bin/uautomizer-WNIpwEf4Nt/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8113eb9e-7f32-41ee-b0d5-49ab341ce256/bin/uautomizer-WNIpwEf4Nt/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8113eb9e-7f32-41ee-b0d5-49ab341ce256/bin/uautomizer-WNIpwEf4Nt/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8113eb9e-7f32-41ee-b0d5-49ab341ce256/bin/uautomizer-WNIpwEf4Nt/config/AutomizerReach.xml -i ../../sv-benchmarks/c/product-lines/minepump_spec5_product45.cil.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8113eb9e-7f32-41ee-b0d5-49ab341ce256/bin/uautomizer-WNIpwEf4Nt/config/svcomp-Reach-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8113eb9e-7f32-41ee-b0d5-49ab341ce256/bin/uautomizer-WNIpwEf4Nt --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 5b0a896c9198d491033cf1280f2bac63e7cf65be ......................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... Execution finished normally Writing output log to file Ultimate.log Result: TRUE --- Real Ultimate output --- This is Ultimate 0.2.1-dev-4e77c04 [2021-10-13 01:24:17,397 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-10-13 01:24:17,401 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-10-13 01:24:17,474 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-10-13 01:24:17,474 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-10-13 01:24:17,480 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-10-13 01:24:17,483 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-10-13 01:24:17,488 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-10-13 01:24:17,491 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-10-13 01:24:17,500 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-10-13 01:24:17,502 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-10-13 01:24:17,504 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-10-13 01:24:17,505 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-10-13 01:24:17,508 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-10-13 01:24:17,512 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-10-13 01:24:17,518 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-10-13 01:24:17,520 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-10-13 01:24:17,521 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-10-13 01:24:17,524 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-10-13 01:24:17,532 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-10-13 01:24:17,534 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-10-13 01:24:17,536 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-10-13 01:24:17,540 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-10-13 01:24:17,542 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-10-13 01:24:17,549 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-10-13 01:24:17,550 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-10-13 01:24:17,550 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-10-13 01:24:17,553 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-10-13 01:24:17,553 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-10-13 01:24:17,555 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-10-13 01:24:17,556 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-10-13 01:24:17,557 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-10-13 01:24:17,560 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-10-13 01:24:17,561 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-10-13 01:24:17,563 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-10-13 01:24:17,564 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-10-13 01:24:17,564 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-10-13 01:24:17,565 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-10-13 01:24:17,565 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-10-13 01:24:17,566 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-10-13 01:24:17,567 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-10-13 01:24:17,568 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8113eb9e-7f32-41ee-b0d5-49ab341ce256/bin/uautomizer-WNIpwEf4Nt/config/svcomp-Reach-32bit-Automizer_Default.epf [2021-10-13 01:24:17,626 INFO L113 SettingsManager]: Loading preferences was successful [2021-10-13 01:24:17,626 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-10-13 01:24:17,627 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2021-10-13 01:24:17,627 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2021-10-13 01:24:17,631 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-10-13 01:24:17,631 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-10-13 01:24:17,632 INFO L138 SettingsManager]: * Use SBE=true [2021-10-13 01:24:17,632 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-10-13 01:24:17,632 INFO L138 SettingsManager]: * sizeof long=4 [2021-10-13 01:24:17,632 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-10-13 01:24:17,632 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-10-13 01:24:17,632 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-10-13 01:24:17,633 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-10-13 01:24:17,633 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-10-13 01:24:17,633 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-10-13 01:24:17,633 INFO L138 SettingsManager]: * sizeof long double=12 [2021-10-13 01:24:17,634 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-10-13 01:24:17,634 INFO L138 SettingsManager]: * Use constant arrays=true [2021-10-13 01:24:17,645 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-10-13 01:24:17,645 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-10-13 01:24:17,646 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-10-13 01:24:17,646 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-10-13 01:24:17,646 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-10-13 01:24:17,647 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-10-13 01:24:17,647 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-10-13 01:24:17,647 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-10-13 01:24:17,648 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2021-10-13 01:24:17,648 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-10-13 01:24:17,648 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-10-13 01:24:17,651 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-10-13 01:24:17,651 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_8113eb9e-7f32-41ee-b0d5-49ab341ce256/bin/uautomizer-WNIpwEf4Nt/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8113eb9e-7f32-41ee-b0d5-49ab341ce256/bin/uautomizer-WNIpwEf4Nt Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 5b0a896c9198d491033cf1280f2bac63e7cf65be [2021-10-13 01:24:17,954 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-10-13 01:24:17,983 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-10-13 01:24:17,986 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-10-13 01:24:17,988 INFO L271 PluginConnector]: Initializing CDTParser... [2021-10-13 01:24:17,989 INFO L275 PluginConnector]: CDTParser initialized [2021-10-13 01:24:17,990 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8113eb9e-7f32-41ee-b0d5-49ab341ce256/bin/uautomizer-WNIpwEf4Nt/../../sv-benchmarks/c/product-lines/minepump_spec5_product45.cil.c [2021-10-13 01:24:18,063 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8113eb9e-7f32-41ee-b0d5-49ab341ce256/bin/uautomizer-WNIpwEf4Nt/data/9822bcbae/85f6ee80c6d847eeb0249519394b1244/FLAGf6aca850a [2021-10-13 01:24:18,700 INFO L306 CDTParser]: Found 1 translation units. [2021-10-13 01:24:18,701 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8113eb9e-7f32-41ee-b0d5-49ab341ce256/sv-benchmarks/c/product-lines/minepump_spec5_product45.cil.c [2021-10-13 01:24:18,730 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8113eb9e-7f32-41ee-b0d5-49ab341ce256/bin/uautomizer-WNIpwEf4Nt/data/9822bcbae/85f6ee80c6d847eeb0249519394b1244/FLAGf6aca850a [2021-10-13 01:24:18,942 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8113eb9e-7f32-41ee-b0d5-49ab341ce256/bin/uautomizer-WNIpwEf4Nt/data/9822bcbae/85f6ee80c6d847eeb0249519394b1244 [2021-10-13 01:24:18,945 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-10-13 01:24:18,950 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-10-13 01:24:18,953 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-10-13 01:24:18,954 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-10-13 01:24:18,958 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-10-13 01:24:18,959 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.10 01:24:18" (1/1) ... [2021-10-13 01:24:18,963 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@7fa5f994 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 01:24:18, skipping insertion in model container [2021-10-13 01:24:18,964 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.10 01:24:18" (1/1) ... [2021-10-13 01:24:18,973 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-10-13 01:24:19,033 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-10-13 01:24:19,278 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8113eb9e-7f32-41ee-b0d5-49ab341ce256/sv-benchmarks/c/product-lines/minepump_spec5_product45.cil.c[2740,2753] [2021-10-13 01:24:19,449 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-10-13 01:24:19,459 INFO L203 MainTranslator]: Completed pre-run [2021-10-13 01:24:19,484 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8113eb9e-7f32-41ee-b0d5-49ab341ce256/sv-benchmarks/c/product-lines/minepump_spec5_product45.cil.c[2740,2753] [2021-10-13 01:24:19,583 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-10-13 01:24:19,606 INFO L208 MainTranslator]: Completed translation [2021-10-13 01:24:19,607 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 01:24:19 WrapperNode [2021-10-13 01:24:19,607 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-10-13 01:24:19,609 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-10-13 01:24:19,609 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-10-13 01:24:19,609 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-10-13 01:24:19,618 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 01:24:19" (1/1) ... [2021-10-13 01:24:19,653 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 01:24:19" (1/1) ... [2021-10-13 01:24:19,749 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-10-13 01:24:19,758 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-10-13 01:24:19,758 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-10-13 01:24:19,758 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-10-13 01:24:19,769 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 01:24:19" (1/1) ... [2021-10-13 01:24:19,769 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 01:24:19" (1/1) ... [2021-10-13 01:24:19,791 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 01:24:19" (1/1) ... [2021-10-13 01:24:19,795 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 01:24:19" (1/1) ... [2021-10-13 01:24:19,828 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 01:24:19" (1/1) ... [2021-10-13 01:24:19,845 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 01:24:19" (1/1) ... [2021-10-13 01:24:19,861 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 01:24:19" (1/1) ... [2021-10-13 01:24:19,866 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-10-13 01:24:19,867 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-10-13 01:24:19,867 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-10-13 01:24:19,868 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-10-13 01:24:19,879 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 01:24:19" (1/1) ... [2021-10-13 01:24:19,888 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-10-13 01:24:19,901 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8113eb9e-7f32-41ee-b0d5-49ab341ce256/bin/uautomizer-WNIpwEf4Nt/z3 [2021-10-13 01:24:19,920 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8113eb9e-7f32-41ee-b0d5-49ab341ce256/bin/uautomizer-WNIpwEf4Nt/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2021-10-13 01:24:19,940 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8113eb9e-7f32-41ee-b0d5-49ab341ce256/bin/uautomizer-WNIpwEf4Nt/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2021-10-13 01:24:19,987 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-10-13 01:24:19,987 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-10-13 01:24:19,988 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-10-13 01:24:19,988 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-10-13 01:24:21,018 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-10-13 01:24:21,019 INFO L299 CfgBuilder]: Removed 206 assume(true) statements. [2021-10-13 01:24:21,021 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.10 01:24:21 BoogieIcfgContainer [2021-10-13 01:24:21,022 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-10-13 01:24:21,024 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2021-10-13 01:24:21,024 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2021-10-13 01:24:21,028 INFO L275 PluginConnector]: TraceAbstraction initialized [2021-10-13 01:24:21,029 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 13.10 01:24:18" (1/3) ... [2021-10-13 01:24:21,030 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@6fe7066c and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 13.10 01:24:21, skipping insertion in model container [2021-10-13 01:24:21,030 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 01:24:19" (2/3) ... [2021-10-13 01:24:21,031 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@6fe7066c and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 13.10 01:24:21, skipping insertion in model container [2021-10-13 01:24:21,031 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.10 01:24:21" (3/3) ... [2021-10-13 01:24:21,033 INFO L111 eAbstractionObserver]: Analyzing ICFG minepump_spec5_product45.cil.c [2021-10-13 01:24:21,039 INFO L204 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2021-10-13 01:24:21,040 INFO L163 ceAbstractionStarter]: Applying trace abstraction to program that has 3 error locations. [2021-10-13 01:24:21,099 INFO L338 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2021-10-13 01:24:21,106 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, mConcurrency=FINITE_AUTOMATA, mHoareTripleChecks=INCREMENTAL, mHoareAnnotationPositions=LoopsAndPotentialCycles, mDumpOnlyReuseAutomata=false, mLimitTraceHistogram=0, mErrorLocTimeLimit=0, mLimitPathProgramCount=0, mCollectInterpolantStatistics=true, mHeuristicEmptinessCheck=false, mHeuristicEmptinessCheckAStarHeuristic=ZERO, mHeuristicEmptinessCheckAStarHeuristicRandomSeed=1337, mHeuristicEmptinessCheckSmtFeatureScoringMethod=DAGSIZE, mSMTFeatureExtraction=false, mSMTFeatureExtractionDumpPath=., mOverrideInterpolantAutomaton=false, mMcrInterpolantMethod=WP, mLoopAccelerationTechnique=FAST_UPR [2021-10-13 01:24:21,106 INFO L340 AbstractCegarLoop]: Starting to check reachability of 3 error locations. [2021-10-13 01:24:21,129 INFO L276 IsEmpty]: Start isEmpty. Operand has 138 states, 134 states have (on average 1.5223880597014925) internal successors, (204), 137 states have internal predecessors, (204), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-13 01:24:21,136 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2021-10-13 01:24:21,137 INFO L504 BasicCegarLoop]: Found error trace [2021-10-13 01:24:21,137 INFO L512 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-10-13 01:24:21,138 INFO L402 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION] === [2021-10-13 01:24:21,145 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-13 01:24:21,145 INFO L82 PathProgramCache]: Analyzing trace with hash -2038923744, now seen corresponding path program 1 times [2021-10-13 01:24:21,156 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-13 01:24:21,157 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1736448600] [2021-10-13 01:24:21,157 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-13 01:24:21,158 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-13 01:24:21,358 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-13 01:24:21,486 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-13 01:24:21,487 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-10-13 01:24:21,487 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1736448600] [2021-10-13 01:24:21,488 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1736448600] provided 1 perfect and 0 imperfect interpolant sequences [2021-10-13 01:24:21,488 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-10-13 01:24:21,489 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2021-10-13 01:24:21,501 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [284399984] [2021-10-13 01:24:21,510 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2021-10-13 01:24:21,510 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-10-13 01:24:21,531 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2021-10-13 01:24:21,532 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2021-10-13 01:24:21,540 INFO L87 Difference]: Start difference. First operand has 138 states, 134 states have (on average 1.5223880597014925) internal successors, (204), 137 states have internal predecessors, (204), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Second operand has 2 states, 2 states have (on average 9.5) internal successors, (19), 2 states have internal predecessors, (19), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-13 01:24:21,611 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-13 01:24:21,612 INFO L93 Difference]: Finished difference Result 269 states and 400 transitions. [2021-10-13 01:24:21,612 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-10-13 01:24:21,613 INFO L78 Accepts]: Start accepts. Automaton has has 2 states, 2 states have (on average 9.5) internal successors, (19), 2 states have internal predecessors, (19), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 19 [2021-10-13 01:24:21,614 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-13 01:24:21,626 INFO L225 Difference]: With dead ends: 269 [2021-10-13 01:24:21,626 INFO L226 Difference]: Without dead ends: 134 [2021-10-13 01:24:21,630 INFO L781 BasicCegarLoop]: 0 DeclaredPredicates, 2 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0ms TimeCoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2021-10-13 01:24:21,650 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 134 states. [2021-10-13 01:24:21,678 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 134 to 134. [2021-10-13 01:24:21,680 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 134 states, 131 states have (on average 1.465648854961832) internal successors, (192), 133 states have internal predecessors, (192), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-13 01:24:21,683 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 134 states to 134 states and 192 transitions. [2021-10-13 01:24:21,685 INFO L78 Accepts]: Start accepts. Automaton has 134 states and 192 transitions. Word has length 19 [2021-10-13 01:24:21,685 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-13 01:24:21,685 INFO L470 AbstractCegarLoop]: Abstraction has 134 states and 192 transitions. [2021-10-13 01:24:21,686 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 9.5) internal successors, (19), 2 states have internal predecessors, (19), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-13 01:24:21,686 INFO L276 IsEmpty]: Start isEmpty. Operand 134 states and 192 transitions. [2021-10-13 01:24:21,687 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2021-10-13 01:24:21,687 INFO L504 BasicCegarLoop]: Found error trace [2021-10-13 01:24:21,687 INFO L512 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-10-13 01:24:21,688 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2021-10-13 01:24:21,688 INFO L402 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION] === [2021-10-13 01:24:21,689 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-13 01:24:21,689 INFO L82 PathProgramCache]: Analyzing trace with hash -1183223248, now seen corresponding path program 1 times [2021-10-13 01:24:21,690 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-13 01:24:21,690 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1286100187] [2021-10-13 01:24:21,690 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-13 01:24:21,690 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-13 01:24:21,772 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-13 01:24:21,868 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-13 01:24:21,868 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-10-13 01:24:21,868 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1286100187] [2021-10-13 01:24:21,869 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1286100187] provided 1 perfect and 0 imperfect interpolant sequences [2021-10-13 01:24:21,870 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-10-13 01:24:21,870 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-10-13 01:24:21,870 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [782644548] [2021-10-13 01:24:21,873 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2021-10-13 01:24:21,874 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-10-13 01:24:21,875 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-10-13 01:24:21,875 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-10-13 01:24:21,876 INFO L87 Difference]: Start difference. First operand 134 states and 192 transitions. Second operand has 3 states, 3 states have (on average 6.666666666666667) internal successors, (20), 3 states have internal predecessors, (20), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-13 01:24:21,906 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-13 01:24:21,907 INFO L93 Difference]: Finished difference Result 134 states and 192 transitions. [2021-10-13 01:24:21,910 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-10-13 01:24:21,911 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 6.666666666666667) internal successors, (20), 3 states have internal predecessors, (20), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 20 [2021-10-13 01:24:21,911 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-13 01:24:21,914 INFO L225 Difference]: With dead ends: 134 [2021-10-13 01:24:21,914 INFO L226 Difference]: Without dead ends: 55 [2021-10-13 01:24:21,915 INFO L781 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 5.3ms TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-10-13 01:24:21,917 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 55 states. [2021-10-13 01:24:21,928 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 55 to 55. [2021-10-13 01:24:21,928 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 55 states, 54 states have (on average 1.4444444444444444) internal successors, (78), 54 states have internal predecessors, (78), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-13 01:24:21,929 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 55 states to 55 states and 78 transitions. [2021-10-13 01:24:21,930 INFO L78 Accepts]: Start accepts. Automaton has 55 states and 78 transitions. Word has length 20 [2021-10-13 01:24:21,930 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-13 01:24:21,930 INFO L470 AbstractCegarLoop]: Abstraction has 55 states and 78 transitions. [2021-10-13 01:24:21,933 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 6.666666666666667) internal successors, (20), 3 states have internal predecessors, (20), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-13 01:24:21,934 INFO L276 IsEmpty]: Start isEmpty. Operand 55 states and 78 transitions. [2021-10-13 01:24:21,936 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2021-10-13 01:24:21,936 INFO L504 BasicCegarLoop]: Found error trace [2021-10-13 01:24:21,936 INFO L512 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-10-13 01:24:21,937 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2021-10-13 01:24:21,938 INFO L402 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION] === [2021-10-13 01:24:21,939 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-13 01:24:21,940 INFO L82 PathProgramCache]: Analyzing trace with hash 401446808, now seen corresponding path program 1 times [2021-10-13 01:24:21,940 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-13 01:24:21,941 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2054219362] [2021-10-13 01:24:21,941 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-13 01:24:21,942 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-13 01:24:22,009 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-13 01:24:22,083 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-13 01:24:22,083 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-10-13 01:24:22,083 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2054219362] [2021-10-13 01:24:22,084 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2054219362] provided 1 perfect and 0 imperfect interpolant sequences [2021-10-13 01:24:22,084 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-10-13 01:24:22,084 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2021-10-13 01:24:22,085 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1846421734] [2021-10-13 01:24:22,085 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2021-10-13 01:24:22,085 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-10-13 01:24:22,086 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2021-10-13 01:24:22,087 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=10, Invalid=20, Unknown=0, NotChecked=0, Total=30 [2021-10-13 01:24:22,087 INFO L87 Difference]: Start difference. First operand 55 states and 78 transitions. Second operand has 6 states, 6 states have (on average 4.333333333333333) internal successors, (26), 5 states have internal predecessors, (26), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-13 01:24:22,269 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-13 01:24:22,269 INFO L93 Difference]: Finished difference Result 103 states and 149 transitions. [2021-10-13 01:24:22,270 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-10-13 01:24:22,270 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 6 states have (on average 4.333333333333333) internal successors, (26), 5 states have internal predecessors, (26), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 26 [2021-10-13 01:24:22,270 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-13 01:24:22,271 INFO L225 Difference]: With dead ends: 103 [2021-10-13 01:24:22,272 INFO L226 Difference]: Without dead ends: 55 [2021-10-13 01:24:22,272 INFO L781 BasicCegarLoop]: 0 DeclaredPredicates, 7 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 37.5ms TimeCoverageRelationStatistics Valid=22, Invalid=34, Unknown=0, NotChecked=0, Total=56 [2021-10-13 01:24:22,273 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 55 states. [2021-10-13 01:24:22,279 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 55 to 55. [2021-10-13 01:24:22,280 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 55 states, 54 states have (on average 1.4259259259259258) internal successors, (77), 54 states have internal predecessors, (77), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-13 01:24:22,281 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 55 states to 55 states and 77 transitions. [2021-10-13 01:24:22,281 INFO L78 Accepts]: Start accepts. Automaton has 55 states and 77 transitions. Word has length 26 [2021-10-13 01:24:22,282 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-13 01:24:22,282 INFO L470 AbstractCegarLoop]: Abstraction has 55 states and 77 transitions. [2021-10-13 01:24:22,282 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 4.333333333333333) internal successors, (26), 5 states have internal predecessors, (26), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-13 01:24:22,283 INFO L276 IsEmpty]: Start isEmpty. Operand 55 states and 77 transitions. [2021-10-13 01:24:22,284 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2021-10-13 01:24:22,284 INFO L504 BasicCegarLoop]: Found error trace [2021-10-13 01:24:22,284 INFO L512 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-10-13 01:24:22,285 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2021-10-13 01:24:22,285 INFO L402 AbstractCegarLoop]: === Iteration 4 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION] === [2021-10-13 01:24:22,286 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-13 01:24:22,286 INFO L82 PathProgramCache]: Analyzing trace with hash -1016692102, now seen corresponding path program 1 times [2021-10-13 01:24:22,286 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-13 01:24:22,287 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [985111356] [2021-10-13 01:24:22,287 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-13 01:24:22,287 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-13 01:24:22,315 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-13 01:24:22,354 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-13 01:24:22,354 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-10-13 01:24:22,354 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [985111356] [2021-10-13 01:24:22,355 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [985111356] provided 1 perfect and 0 imperfect interpolant sequences [2021-10-13 01:24:22,355 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-10-13 01:24:22,355 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2021-10-13 01:24:22,356 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [8697074] [2021-10-13 01:24:22,356 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2021-10-13 01:24:22,357 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-10-13 01:24:22,357 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-10-13 01:24:22,358 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-10-13 01:24:22,358 INFO L87 Difference]: Start difference. First operand 55 states and 77 transitions. Second operand has 3 states, 3 states have (on average 9.333333333333334) internal successors, (28), 2 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) [2021-10-13 01:24:22,396 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-13 01:24:22,397 INFO L93 Difference]: Finished difference Result 127 states and 181 transitions. [2021-10-13 01:24:22,397 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-10-13 01:24:22,398 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 9.333333333333334) internal successors, (28), 2 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 [2021-10-13 01:24:22,398 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-13 01:24:22,399 INFO L225 Difference]: With dead ends: 127 [2021-10-13 01:24:22,399 INFO L226 Difference]: Without dead ends: 79 [2021-10-13 01:24:22,400 INFO L781 BasicCegarLoop]: 0 DeclaredPredicates, 2 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 2.7ms TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-10-13 01:24:22,401 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 79 states. [2021-10-13 01:24:22,410 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 79 to 77. [2021-10-13 01:24:22,411 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 77 states, 76 states have (on average 1.4078947368421053) internal successors, (107), 76 states have internal predecessors, (107), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-13 01:24:22,412 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 77 states to 77 states and 107 transitions. [2021-10-13 01:24:22,413 INFO L78 Accepts]: Start accepts. Automaton has 77 states and 107 transitions. Word has length 28 [2021-10-13 01:24:22,413 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-13 01:24:22,413 INFO L470 AbstractCegarLoop]: Abstraction has 77 states and 107 transitions. [2021-10-13 01:24:22,414 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 9.333333333333334) internal successors, (28), 2 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) [2021-10-13 01:24:22,414 INFO L276 IsEmpty]: Start isEmpty. Operand 77 states and 107 transitions. [2021-10-13 01:24:22,415 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2021-10-13 01:24:22,415 INFO L504 BasicCegarLoop]: Found error trace [2021-10-13 01:24:22,416 INFO L512 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-10-13 01:24:22,416 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2021-10-13 01:24:22,416 INFO L402 AbstractCegarLoop]: === Iteration 5 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION] === [2021-10-13 01:24:22,417 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-13 01:24:22,417 INFO L82 PathProgramCache]: Analyzing trace with hash -836140634, now seen corresponding path program 1 times [2021-10-13 01:24:22,417 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-13 01:24:22,418 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1173982248] [2021-10-13 01:24:22,418 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-13 01:24:22,418 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-13 01:24:22,448 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-13 01:24:22,528 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-13 01:24:22,528 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-10-13 01:24:22,529 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1173982248] [2021-10-13 01:24:22,529 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1173982248] provided 1 perfect and 0 imperfect interpolant sequences [2021-10-13 01:24:22,529 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-10-13 01:24:22,530 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2021-10-13 01:24:22,530 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1453362897] [2021-10-13 01:24:22,531 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2021-10-13 01:24:22,546 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-10-13 01:24:22,547 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2021-10-13 01:24:22,547 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2021-10-13 01:24:22,548 INFO L87 Difference]: Start difference. First operand 77 states and 107 transitions. Second operand has 5 states, 5 states have (on average 6.8) internal successors, (34), 4 states have internal predecessors, (34), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-13 01:24:22,758 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-13 01:24:22,759 INFO L93 Difference]: Finished difference Result 260 states and 366 transitions. [2021-10-13 01:24:22,763 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2021-10-13 01:24:22,764 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 6.8) internal successors, (34), 4 states have internal predecessors, (34), 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 34 [2021-10-13 01:24:22,764 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-13 01:24:22,766 INFO L225 Difference]: With dead ends: 260 [2021-10-13 01:24:22,766 INFO L226 Difference]: Without dead ends: 190 [2021-10-13 01:24:22,767 INFO L781 BasicCegarLoop]: 0 DeclaredPredicates, 8 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 5 ImplicationChecksByTransitivity, 48.1ms TimeCoverageRelationStatistics Valid=27, Invalid=45, Unknown=0, NotChecked=0, Total=72 [2021-10-13 01:24:22,768 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 190 states. [2021-10-13 01:24:22,788 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 190 to 76. [2021-10-13 01:24:22,788 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 76 states, 75 states have (on average 1.3866666666666667) internal successors, (104), 75 states have internal predecessors, (104), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-13 01:24:22,789 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 76 states to 76 states and 104 transitions. [2021-10-13 01:24:22,790 INFO L78 Accepts]: Start accepts. Automaton has 76 states and 104 transitions. Word has length 34 [2021-10-13 01:24:22,790 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-13 01:24:22,790 INFO L470 AbstractCegarLoop]: Abstraction has 76 states and 104 transitions. [2021-10-13 01:24:22,791 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 6.8) internal successors, (34), 4 states have internal predecessors, (34), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-13 01:24:22,791 INFO L276 IsEmpty]: Start isEmpty. Operand 76 states and 104 transitions. [2021-10-13 01:24:22,792 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 38 [2021-10-13 01:24:22,792 INFO L504 BasicCegarLoop]: Found error trace [2021-10-13 01:24:22,793 INFO L512 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-10-13 01:24:22,793 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2021-10-13 01:24:22,793 INFO L402 AbstractCegarLoop]: === Iteration 6 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION] === [2021-10-13 01:24:22,794 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-13 01:24:22,804 INFO L82 PathProgramCache]: Analyzing trace with hash 2819926, now seen corresponding path program 1 times [2021-10-13 01:24:22,805 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-13 01:24:22,805 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [839385587] [2021-10-13 01:24:22,805 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-13 01:24:22,806 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-13 01:24:22,873 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-13 01:24:22,950 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-13 01:24:22,950 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-10-13 01:24:22,951 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [839385587] [2021-10-13 01:24:22,951 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [839385587] provided 1 perfect and 0 imperfect interpolant sequences [2021-10-13 01:24:22,951 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-10-13 01:24:22,951 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2021-10-13 01:24:22,952 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [839247347] [2021-10-13 01:24:22,952 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2021-10-13 01:24:22,952 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-10-13 01:24:22,953 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2021-10-13 01:24:22,953 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2021-10-13 01:24:22,954 INFO L87 Difference]: Start difference. First operand 76 states and 104 transitions. Second operand has 5 states, 5 states have (on average 7.4) internal successors, (37), 5 states have internal predecessors, (37), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-13 01:24:23,086 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-13 01:24:23,087 INFO L93 Difference]: Finished difference Result 194 states and 266 transitions. [2021-10-13 01:24:23,088 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-10-13 01:24:23,089 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 7.4) internal successors, (37), 5 states have internal predecessors, (37), 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 37 [2021-10-13 01:24:23,089 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-13 01:24:23,090 INFO L225 Difference]: With dead ends: 194 [2021-10-13 01:24:23,090 INFO L226 Difference]: Without dead ends: 125 [2021-10-13 01:24:23,091 INFO L781 BasicCegarLoop]: 0 DeclaredPredicates, 9 GetRequests, 4 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 38.9ms TimeCoverageRelationStatistics Valid=17, Invalid=25, Unknown=0, NotChecked=0, Total=42 [2021-10-13 01:24:23,092 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 125 states. [2021-10-13 01:24:23,110 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 125 to 82. [2021-10-13 01:24:23,110 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 82 states, 81 states have (on average 1.3580246913580247) internal successors, (110), 81 states have internal predecessors, (110), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-13 01:24:23,115 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 82 states to 82 states and 110 transitions. [2021-10-13 01:24:23,115 INFO L78 Accepts]: Start accepts. Automaton has 82 states and 110 transitions. Word has length 37 [2021-10-13 01:24:23,118 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-13 01:24:23,118 INFO L470 AbstractCegarLoop]: Abstraction has 82 states and 110 transitions. [2021-10-13 01:24:23,119 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 7.4) internal successors, (37), 5 states have internal predecessors, (37), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-13 01:24:23,119 INFO L276 IsEmpty]: Start isEmpty. Operand 82 states and 110 transitions. [2021-10-13 01:24:23,122 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 38 [2021-10-13 01:24:23,122 INFO L504 BasicCegarLoop]: Found error trace [2021-10-13 01:24:23,123 INFO L512 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-10-13 01:24:23,123 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5 [2021-10-13 01:24:23,123 INFO L402 AbstractCegarLoop]: === Iteration 7 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION] === [2021-10-13 01:24:23,124 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-13 01:24:23,124 INFO L82 PathProgramCache]: Analyzing trace with hash -1008297324, now seen corresponding path program 1 times [2021-10-13 01:24:23,125 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-13 01:24:23,131 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1669563878] [2021-10-13 01:24:23,131 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-13 01:24:23,131 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-13 01:24:23,173 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-13 01:24:23,247 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-13 01:24:23,247 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-10-13 01:24:23,247 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1669563878] [2021-10-13 01:24:23,247 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1669563878] provided 1 perfect and 0 imperfect interpolant sequences [2021-10-13 01:24:23,248 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-10-13 01:24:23,249 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2021-10-13 01:24:23,249 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2074764641] [2021-10-13 01:24:23,249 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2021-10-13 01:24:23,250 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-10-13 01:24:23,250 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2021-10-13 01:24:23,251 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2021-10-13 01:24:23,251 INFO L87 Difference]: Start difference. First operand 82 states and 110 transitions. Second operand has 4 states, 4 states have (on average 9.25) internal successors, (37), 4 states have internal predecessors, (37), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-13 01:24:23,307 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-13 01:24:23,307 INFO L93 Difference]: Finished difference Result 189 states and 254 transitions. [2021-10-13 01:24:23,308 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-10-13 01:24:23,308 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 9.25) internal successors, (37), 4 states have internal predecessors, (37), 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 37 [2021-10-13 01:24:23,308 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-13 01:24:23,309 INFO L225 Difference]: With dead ends: 189 [2021-10-13 01:24:23,310 INFO L226 Difference]: Without dead ends: 114 [2021-10-13 01:24:23,314 INFO L781 BasicCegarLoop]: 0 DeclaredPredicates, 6 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 12.1ms TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2021-10-13 01:24:23,315 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 114 states. [2021-10-13 01:24:23,334 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 114 to 86. [2021-10-13 01:24:23,335 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 86 states, 85 states have (on average 1.3411764705882352) internal successors, (114), 85 states have internal predecessors, (114), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-13 01:24:23,336 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 86 states to 86 states and 114 transitions. [2021-10-13 01:24:23,336 INFO L78 Accepts]: Start accepts. Automaton has 86 states and 114 transitions. Word has length 37 [2021-10-13 01:24:23,336 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-13 01:24:23,336 INFO L470 AbstractCegarLoop]: Abstraction has 86 states and 114 transitions. [2021-10-13 01:24:23,337 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 9.25) internal successors, (37), 4 states have internal predecessors, (37), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-13 01:24:23,337 INFO L276 IsEmpty]: Start isEmpty. Operand 86 states and 114 transitions. [2021-10-13 01:24:23,338 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 38 [2021-10-13 01:24:23,344 INFO L504 BasicCegarLoop]: Found error trace [2021-10-13 01:24:23,345 INFO L512 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-10-13 01:24:23,345 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6 [2021-10-13 01:24:23,345 INFO L402 AbstractCegarLoop]: === Iteration 8 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION] === [2021-10-13 01:24:23,346 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-13 01:24:23,346 INFO L82 PathProgramCache]: Analyzing trace with hash -2029365678, now seen corresponding path program 1 times [2021-10-13 01:24:23,346 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-13 01:24:23,347 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [983013663] [2021-10-13 01:24:23,347 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-13 01:24:23,347 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-13 01:24:23,375 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-13 01:24:23,450 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-13 01:24:23,451 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-10-13 01:24:23,451 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [983013663] [2021-10-13 01:24:23,451 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [983013663] provided 1 perfect and 0 imperfect interpolant sequences [2021-10-13 01:24:23,451 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-10-13 01:24:23,451 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2021-10-13 01:24:23,452 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1735578613] [2021-10-13 01:24:23,452 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2021-10-13 01:24:23,452 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-10-13 01:24:23,453 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-10-13 01:24:23,453 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-10-13 01:24:23,453 INFO L87 Difference]: Start difference. First operand 86 states and 114 transitions. Second operand has 3 states, 3 states have (on average 12.333333333333334) internal successors, (37), 2 states have internal predecessors, (37), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-13 01:24:23,485 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-13 01:24:23,486 INFO L93 Difference]: Finished difference Result 193 states and 257 transitions. [2021-10-13 01:24:23,486 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-10-13 01:24:23,486 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 12.333333333333334) internal successors, (37), 2 states have internal predecessors, (37), 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 37 [2021-10-13 01:24:23,487 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-13 01:24:23,488 INFO L225 Difference]: With dead ends: 193 [2021-10-13 01:24:23,488 INFO L226 Difference]: Without dead ends: 114 [2021-10-13 01:24:23,488 INFO L781 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 2.4ms TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-10-13 01:24:23,489 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 114 states. [2021-10-13 01:24:23,537 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 114 to 114. [2021-10-13 01:24:23,538 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 114 states, 113 states have (on average 1.3097345132743363) internal successors, (148), 113 states have internal predecessors, (148), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-13 01:24:23,539 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 114 states to 114 states and 148 transitions. [2021-10-13 01:24:23,539 INFO L78 Accepts]: Start accepts. Automaton has 114 states and 148 transitions. Word has length 37 [2021-10-13 01:24:23,539 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-13 01:24:23,539 INFO L470 AbstractCegarLoop]: Abstraction has 114 states and 148 transitions. [2021-10-13 01:24:23,540 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 12.333333333333334) internal successors, (37), 2 states have internal predecessors, (37), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-13 01:24:23,540 INFO L276 IsEmpty]: Start isEmpty. Operand 114 states and 148 transitions. [2021-10-13 01:24:23,541 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 39 [2021-10-13 01:24:23,542 INFO L504 BasicCegarLoop]: Found error trace [2021-10-13 01:24:23,542 INFO L512 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-10-13 01:24:23,542 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable7 [2021-10-13 01:24:23,543 INFO L402 AbstractCegarLoop]: === Iteration 9 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION] === [2021-10-13 01:24:23,543 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-13 01:24:23,543 INFO L82 PathProgramCache]: Analyzing trace with hash -493567726, now seen corresponding path program 1 times [2021-10-13 01:24:23,544 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-13 01:24:23,544 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [635872437] [2021-10-13 01:24:23,544 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-13 01:24:23,544 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-13 01:24:23,584 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-13 01:24:23,719 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-13 01:24:23,719 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-10-13 01:24:23,720 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [635872437] [2021-10-13 01:24:23,720 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [635872437] provided 1 perfect and 0 imperfect interpolant sequences [2021-10-13 01:24:23,720 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-10-13 01:24:23,721 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2021-10-13 01:24:23,721 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [955305176] [2021-10-13 01:24:23,723 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2021-10-13 01:24:23,723 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-10-13 01:24:23,724 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2021-10-13 01:24:23,730 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=13, Invalid=29, Unknown=0, NotChecked=0, Total=42 [2021-10-13 01:24:23,731 INFO L87 Difference]: Start difference. First operand 114 states and 148 transitions. Second operand has 7 states, 7 states have (on average 5.428571428571429) internal successors, (38), 6 states have internal predecessors, (38), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-13 01:24:24,096 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-13 01:24:24,097 INFO L93 Difference]: Finished difference Result 533 states and 713 transitions. [2021-10-13 01:24:24,097 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2021-10-13 01:24:24,101 INFO L78 Accepts]: Start accepts. Automaton has has 7 states, 7 states have (on average 5.428571428571429) internal successors, (38), 6 states have internal predecessors, (38), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 38 [2021-10-13 01:24:24,103 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-13 01:24:24,107 INFO L225 Difference]: With dead ends: 533 [2021-10-13 01:24:24,107 INFO L226 Difference]: Without dead ends: 454 [2021-10-13 01:24:24,110 INFO L781 BasicCegarLoop]: 0 DeclaredPredicates, 12 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 11 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 19 ImplicationChecksByTransitivity, 131.2ms TimeCoverageRelationStatistics Valid=51, Invalid=105, Unknown=0, NotChecked=0, Total=156 [2021-10-13 01:24:24,111 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 454 states. [2021-10-13 01:24:24,138 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 454 to 192. [2021-10-13 01:24:24,139 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 192 states, 191 states have (on average 1.3036649214659686) internal successors, (249), 191 states have internal predecessors, (249), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-13 01:24:24,141 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 192 states to 192 states and 249 transitions. [2021-10-13 01:24:24,150 INFO L78 Accepts]: Start accepts. Automaton has 192 states and 249 transitions. Word has length 38 [2021-10-13 01:24:24,150 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-13 01:24:24,150 INFO L470 AbstractCegarLoop]: Abstraction has 192 states and 249 transitions. [2021-10-13 01:24:24,151 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 7 states have (on average 5.428571428571429) internal successors, (38), 6 states have internal predecessors, (38), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-13 01:24:24,151 INFO L276 IsEmpty]: Start isEmpty. Operand 192 states and 249 transitions. [2021-10-13 01:24:24,155 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 60 [2021-10-13 01:24:24,157 INFO L504 BasicCegarLoop]: Found error trace [2021-10-13 01:24:24,158 INFO L512 BasicCegarLoop]: trace histogram [2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-10-13 01:24:24,159 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable8 [2021-10-13 01:24:24,159 INFO L402 AbstractCegarLoop]: === Iteration 10 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION] === [2021-10-13 01:24:24,159 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-13 01:24:24,160 INFO L82 PathProgramCache]: Analyzing trace with hash -1880270052, now seen corresponding path program 1 times [2021-10-13 01:24:24,160 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-13 01:24:24,162 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2053391770] [2021-10-13 01:24:24,162 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-13 01:24:24,163 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-13 01:24:24,196 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-13 01:24:24,277 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 13 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-13 01:24:24,278 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-10-13 01:24:24,278 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2053391770] [2021-10-13 01:24:24,278 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2053391770] provided 0 perfect and 1 imperfect interpolant sequences [2021-10-13 01:24:24,279 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [914473529] [2021-10-13 01:24:24,279 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-13 01:24:24,279 INFO L170 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-10-13 01:24:24,284 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8113eb9e-7f32-41ee-b0d5-49ab341ce256/bin/uautomizer-WNIpwEf4Nt/z3 [2021-10-13 01:24:24,288 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8113eb9e-7f32-41ee-b0d5-49ab341ce256/bin/uautomizer-WNIpwEf4Nt/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-10-13 01:24:24,319 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8113eb9e-7f32-41ee-b0d5-49ab341ce256/bin/uautomizer-WNIpwEf4Nt/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Waiting until timeout for monitored process [2021-10-13 01:24:24,510 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-13 01:24:24,515 INFO L263 TraceCheckSpWp]: Trace formula consists of 454 conjuncts, 5 conjunts are in the unsatisfiable core [2021-10-13 01:24:24,532 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-10-13 01:24:24,849 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 13 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-13 01:24:24,850 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [914473529] provided 0 perfect and 1 imperfect interpolant sequences [2021-10-13 01:24:24,850 INFO L186 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-10-13 01:24:24,850 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [5, 5] total 8 [2021-10-13 01:24:24,851 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [606279599] [2021-10-13 01:24:24,852 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 8 states [2021-10-13 01:24:24,852 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-10-13 01:24:24,853 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2021-10-13 01:24:24,856 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=16, Invalid=40, Unknown=0, NotChecked=0, Total=56 [2021-10-13 01:24:24,856 INFO L87 Difference]: Start difference. First operand 192 states and 249 transitions. Second operand has 8 states, 8 states have (on average 10.875) internal successors, (87), 8 states have internal predecessors, (87), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-13 01:24:25,251 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-13 01:24:25,252 INFO L93 Difference]: Finished difference Result 435 states and 582 transitions. [2021-10-13 01:24:25,252 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-10-13 01:24:25,253 INFO L78 Accepts]: Start accepts. Automaton has has 8 states, 8 states have (on average 10.875) internal successors, (87), 8 states have internal predecessors, (87), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 59 [2021-10-13 01:24:25,254 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-13 01:24:25,254 INFO L225 Difference]: With dead ends: 435 [2021-10-13 01:24:25,255 INFO L226 Difference]: Without dead ends: 0 [2021-10-13 01:24:25,256 INFO L781 BasicCegarLoop]: 0 DeclaredPredicates, 68 GetRequests, 59 SyntacticMatches, 0 SemanticMatches, 9 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 5 ImplicationChecksByTransitivity, 59.5ms TimeCoverageRelationStatistics Valid=38, Invalid=72, Unknown=0, NotChecked=0, Total=110 [2021-10-13 01:24:25,256 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2021-10-13 01:24:25,256 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2021-10-13 01:24:25,256 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 0 states, 0 states have (on average 0.0) internal successors, (0), 0 states have internal predecessors, (0), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-13 01:24:25,257 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2021-10-13 01:24:25,257 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 59 [2021-10-13 01:24:25,257 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-13 01:24:25,257 INFO L470 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2021-10-13 01:24:25,257 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 8 states, 8 states have (on average 10.875) internal successors, (87), 8 states have internal predecessors, (87), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-13 01:24:25,258 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2021-10-13 01:24:25,258 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2021-10-13 01:24:25,261 INFO L764 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION [2021-10-13 01:24:25,261 INFO L764 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION [2021-10-13 01:24:25,262 INFO L764 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION [2021-10-13 01:24:25,310 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8113eb9e-7f32-41ee-b0d5-49ab341ce256/bin/uautomizer-WNIpwEf4Nt/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Forceful destruction successful, exit code 0 [2021-10-13 01:24:25,490 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8113eb9e-7f32-41ee-b0d5-49ab341ce256/bin/uautomizer-WNIpwEf4Nt/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable9 [2021-10-13 01:24:25,492 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2021-10-13 01:24:25,496 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-13 01:24:25,596 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-13 01:24:25,598 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-13 01:24:25,598 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-13 01:24:25,599 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-13 01:24:25,600 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-13 01:24:25,601 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-13 01:24:25,602 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-13 01:24:25,686 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-13 01:24:25,703 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-13 01:24:25,733 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-13 01:24:25,735 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-13 01:24:25,800 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-13 01:24:25,802 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-13 01:24:25,855 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-13 01:24:25,856 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-13 01:24:25,856 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-13 01:24:25,857 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-13 01:24:25,891 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-13 01:24:25,892 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-13 01:24:25,893 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-13 01:24:25,894 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-13 01:24:25,894 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-13 01:24:25,896 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-13 01:24:25,897 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-13 01:24:25,897 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-13 01:24:25,898 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-13 01:24:25,898 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-13 01:24:25,906 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-13 01:24:25,973 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-13 01:24:25,974 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-13 01:24:25,975 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-13 01:24:25,975 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-13 01:24:25,976 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-13 01:24:25,976 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-13 01:24:25,977 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-13 01:24:25,978 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-13 01:24:25,978 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-13 01:24:25,979 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-13 01:24:25,979 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-13 01:24:25,980 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-13 01:24:26,069 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-13 01:24:26,070 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-13 01:24:26,078 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-13 01:24:26,079 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-13 01:24:26,080 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-13 01:24:26,080 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-13 01:24:26,081 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-13 01:24:26,081 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-13 01:24:26,082 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-13 01:24:26,083 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-13 01:24:26,091 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-13 01:24:26,091 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-13 01:24:26,092 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-13 01:24:26,129 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-13 01:24:26,130 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-13 01:24:26,131 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-13 01:24:26,132 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-13 01:24:26,139 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-13 01:24:26,140 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-13 01:24:26,151 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-13 01:24:28,082 INFO L853 garLoopResultBuilder]: At program point L861(lines 1 969) the Hoare annotation is: (and (= ~pumpRunning~0 0) (= 1 ~systemActive~0) (= ~waterLevel~0 1)) [2021-10-13 01:24:28,082 INFO L857 garLoopResultBuilder]: For program point ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION(line 147) no Hoare annotation was computed. [2021-10-13 01:24:28,082 INFO L853 garLoopResultBuilder]: At program point L137(lines 128 141) the Hoare annotation is: false [2021-10-13 01:24:28,083 INFO L853 garLoopResultBuilder]: At program point L137-1(lines 128 141) the Hoare annotation is: (let ((.cse0 (= ULTIMATE.start_test_~splverifierCounter~0 0)) (.cse1 (= ~pumpRunning~0 0)) (.cse2 (= |ULTIMATE.start_valid_product_#res| ~systemActive~0)) (.cse3 (= 1 ~systemActive~0)) (.cse4 (= ULTIMATE.start_main_~tmp~9 ~systemActive~0)) (.cse5 (<= ~waterLevel~0 2))) (or (and .cse0 .cse1 .cse2 (= |ULTIMATE.start_isHighWaterSensorDry_#res| 1) .cse3 .cse4 .cse5) (and .cse0 .cse1 .cse2 (<= 2 ~waterLevel~0) .cse3 .cse4 .cse5))) [2021-10-13 01:24:28,083 INFO L853 garLoopResultBuilder]: At program point L137-2(lines 128 141) the Hoare annotation is: false [2021-10-13 01:24:28,083 INFO L853 garLoopResultBuilder]: At program point L137-3(lines 128 141) the Hoare annotation is: false [2021-10-13 01:24:28,083 INFO L853 garLoopResultBuilder]: At program point L137-4(lines 128 141) the Hoare annotation is: false [2021-10-13 01:24:28,083 INFO L853 garLoopResultBuilder]: At program point L137-5(lines 128 141) the Hoare annotation is: false [2021-10-13 01:24:28,083 INFO L853 garLoopResultBuilder]: At program point L765(lines 750 768) the Hoare annotation is: false [2021-10-13 01:24:28,084 INFO L853 garLoopResultBuilder]: At program point L765-1(lines 750 768) the Hoare annotation is: (let ((.cse0 (= ULTIMATE.start_test_~splverifierCounter~0 0)) (.cse1 (= ~pumpRunning~0 0)) (.cse2 (= |ULTIMATE.start_valid_product_#res| ~systemActive~0)) (.cse3 (= 1 ~systemActive~0)) (.cse4 (= ULTIMATE.start_main_~tmp~9 ~systemActive~0)) (.cse5 (<= ~waterLevel~0 2))) (or (and .cse0 .cse1 .cse2 (<= 2 ~waterLevel~0) .cse3 .cse4 .cse5) (and .cse0 (= ULTIMATE.start_isHighWaterLevel_~tmp___0~1 0) .cse1 .cse2 (= |ULTIMATE.start_isHighWaterLevel_#res| 0) .cse3 .cse4 .cse5))) [2021-10-13 01:24:28,084 INFO L853 garLoopResultBuilder]: At program point L765-2(lines 750 768) the Hoare annotation is: false [2021-10-13 01:24:28,084 INFO L853 garLoopResultBuilder]: At program point L765-3(lines 750 768) the Hoare annotation is: false [2021-10-13 01:24:28,084 INFO L853 garLoopResultBuilder]: At program point L765-4(lines 750 768) the Hoare annotation is: false [2021-10-13 01:24:28,084 INFO L853 garLoopResultBuilder]: At program point L765-5(lines 750 768) the Hoare annotation is: false [2021-10-13 01:24:28,085 INFO L853 garLoopResultBuilder]: At program point L535(lines 582 588) the Hoare annotation is: (let ((.cse0 (= ULTIMATE.start_test_~splverifierCounter~0 0)) (.cse1 (= |ULTIMATE.start_valid_product_#res| ~systemActive~0)) (.cse2 (= 1 ~systemActive~0)) (.cse3 (= ULTIMATE.start_main_~tmp~9 ~systemActive~0)) (.cse4 (<= ~waterLevel~0 2))) (or (and .cse0 (= ~pumpRunning~0 0) .cse1 (= |ULTIMATE.start_isPumpRunning_#res| 0) .cse2 .cse3 .cse4) (and .cse0 .cse1 .cse2 (= ~switchedOnBeforeTS~0 1) .cse3 .cse4 (= |ULTIMATE.start_isPumpRunning_#res| 1) (= ~pumpRunning~0 1)))) [2021-10-13 01:24:28,085 INFO L853 garLoopResultBuilder]: At program point L535-1(lines 582 588) the Hoare annotation is: false [2021-10-13 01:24:28,085 INFO L853 garLoopResultBuilder]: At program point L535-2(lines 582 588) the Hoare annotation is: false [2021-10-13 01:24:28,085 INFO L853 garLoopResultBuilder]: At program point L701(lines 694 704) the Hoare annotation is: (and (= ULTIMATE.start_test_~splverifierCounter~0 0) (= |ULTIMATE.start_valid_product_#res| ~systemActive~0) (= 1 ~systemActive~0) (= ~switchedOnBeforeTS~0 1) (= ULTIMATE.start_main_~tmp~9 ~systemActive~0) (<= ~waterLevel~0 2) (= |ULTIMATE.start_isPumpRunning_#res| 1) (= ~pumpRunning~0 1)) [2021-10-13 01:24:28,085 INFO L853 garLoopResultBuilder]: At program point L701-1(lines 694 704) the Hoare annotation is: false [2021-10-13 01:24:28,086 INFO L853 garLoopResultBuilder]: At program point L701-2(lines 694 704) the Hoare annotation is: (and (= ULTIMATE.start_test_~splverifierCounter~0 0) (= ~pumpRunning~0 0) (= |ULTIMATE.start_valid_product_#res| ~systemActive~0) (<= 2 ~waterLevel~0) (= 1 ~systemActive~0) (= ULTIMATE.start_main_~tmp~9 ~systemActive~0) (<= ~waterLevel~0 2)) [2021-10-13 01:24:28,086 INFO L853 garLoopResultBuilder]: At program point L701-3(lines 694 704) the Hoare annotation is: false [2021-10-13 01:24:28,086 INFO L853 garLoopResultBuilder]: At program point L701-4(lines 694 704) the Hoare annotation is: false [2021-10-13 01:24:28,086 INFO L853 garLoopResultBuilder]: At program point L701-5(lines 694 704) the Hoare annotation is: false [2021-10-13 01:24:28,086 INFO L853 garLoopResultBuilder]: At program point L701-6(lines 694 704) the Hoare annotation is: false [2021-10-13 01:24:28,086 INFO L853 garLoopResultBuilder]: At program point L701-7(lines 694 704) the Hoare annotation is: false [2021-10-13 01:24:28,086 INFO L853 garLoopResultBuilder]: At program point L701-8(lines 694 704) the Hoare annotation is: false [2021-10-13 01:24:28,087 INFO L860 garLoopResultBuilder]: At program point L966(lines 947 969) the Hoare annotation is: true [2021-10-13 01:24:28,087 INFO L853 garLoopResultBuilder]: At program point L933(lines 929 935) the Hoare annotation is: (and (= ~pumpRunning~0 0) (= |ULTIMATE.start_valid_product_#res| ~systemActive~0) (= 1 ~systemActive~0) (= ULTIMATE.start_main_~tmp~9 ~systemActive~0) (= ~waterLevel~0 1)) [2021-10-13 01:24:28,087 INFO L857 garLoopResultBuilder]: For program point L801(lines 801 807) no Hoare annotation was computed. [2021-10-13 01:24:28,087 INFO L853 garLoopResultBuilder]: At program point L801-1(lines 801 807) the Hoare annotation is: (let ((.cse5 (= ~pumpRunning~0 1)) (.cse0 (= ULTIMATE.start_test_~splverifierCounter~0 0)) (.cse1 (= |ULTIMATE.start_valid_product_#res| ~systemActive~0)) (.cse2 (= 1 ~systemActive~0)) (.cse3 (= ULTIMATE.start_main_~tmp~9 ~systemActive~0)) (.cse4 (<= ~waterLevel~0 2))) (or (and .cse0 .cse1 (<= 2 ~waterLevel~0) .cse2 .cse3 .cse4 .cse5) (and .cse0 .cse1 .cse2 (= ~switchedOnBeforeTS~0 1) .cse3 .cse4 (= |ULTIMATE.start_isPumpRunning_#res| 1) .cse5) (and .cse0 (= ~pumpRunning~0 0) .cse1 .cse2 .cse3 .cse4))) [2021-10-13 01:24:28,087 INFO L857 garLoopResultBuilder]: For program point ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION(line 147) no Hoare annotation was computed. [2021-10-13 01:24:28,088 INFO L853 garLoopResultBuilder]: At program point L869(lines 864 872) the Hoare annotation is: (and (= ~pumpRunning~0 0) (= |ULTIMATE.start_valid_product_#res| ~systemActive~0) (= 1 ~systemActive~0) (= ~waterLevel~0 1)) [2021-10-13 01:24:28,088 INFO L857 garLoopResultBuilder]: For program point L640(lines 640 657) no Hoare annotation was computed. [2021-10-13 01:24:28,088 INFO L857 garLoopResultBuilder]: For program point L640-1(lines 640 657) no Hoare annotation was computed. [2021-10-13 01:24:28,088 INFO L857 garLoopResultBuilder]: For program point L640-2(lines 640 657) no Hoare annotation was computed. [2021-10-13 01:24:28,088 INFO L857 garLoopResultBuilder]: For program point L79(lines 79 83) no Hoare annotation was computed. [2021-10-13 01:24:28,088 INFO L857 garLoopResultBuilder]: For program point L147(line 147) no Hoare annotation was computed. [2021-10-13 01:24:28,088 INFO L857 garLoopResultBuilder]: For program point L147-1(line 147) no Hoare annotation was computed. [2021-10-13 01:24:28,089 INFO L857 garLoopResultBuilder]: For program point L147-2(line 147) no Hoare annotation was computed. [2021-10-13 01:24:28,089 INFO L857 garLoopResultBuilder]: For program point L676(lines 676 682) no Hoare annotation was computed. [2021-10-13 01:24:28,091 INFO L857 garLoopResultBuilder]: For program point L676-2(lines 676 682) no Hoare annotation was computed. [2021-10-13 01:24:28,091 INFO L857 garLoopResultBuilder]: For program point L676-4(lines 676 682) no Hoare annotation was computed. [2021-10-13 01:24:28,091 INFO L857 garLoopResultBuilder]: For program point L676-6(lines 676 682) no Hoare annotation was computed. [2021-10-13 01:24:28,091 INFO L857 garLoopResultBuilder]: For program point L676-8(lines 676 682) no Hoare annotation was computed. [2021-10-13 01:24:28,091 INFO L857 garLoopResultBuilder]: For program point L676-10(lines 676 682) no Hoare annotation was computed. [2021-10-13 01:24:28,092 INFO L853 garLoopResultBuilder]: At program point L710(lines 705 713) the Hoare annotation is: (let ((.cse0 (= ULTIMATE.start_test_~splverifierCounter~0 0)) (.cse1 (= |ULTIMATE.start_valid_product_#res| ~systemActive~0)) (.cse2 (= 1 ~systemActive~0)) (.cse3 (= ULTIMATE.start_main_~tmp~9 ~systemActive~0)) (.cse4 (<= ~waterLevel~0 2)) (.cse5 (= |ULTIMATE.start_isPumpRunning_#res| 1)) (.cse6 (= ~pumpRunning~0 1))) (or (and .cse0 .cse1 (<= 2 ~waterLevel~0) .cse2 .cse3 .cse4 .cse5 .cse6) (and .cse0 (= ~pumpRunning~0 0) .cse1 (= |ULTIMATE.start_isPumpRunning_#res| 0) .cse2 .cse3 .cse4) (and .cse0 .cse1 .cse2 (= ~switchedOnBeforeTS~0 1) .cse3 .cse4 .cse5 .cse6))) [2021-10-13 01:24:28,092 INFO L853 garLoopResultBuilder]: At program point L710-1(lines 705 713) the Hoare annotation is: (let ((.cse0 (= ULTIMATE.start_test_~splverifierCounter~0 0)) (.cse1 (= |ULTIMATE.start_valid_product_#res| ~systemActive~0)) (.cse2 (= 1 ~systemActive~0)) (.cse3 (= ULTIMATE.start_main_~tmp~9 ~systemActive~0)) (.cse4 (<= ~waterLevel~0 2))) (or (and .cse0 (= ~pumpRunning~0 0) .cse1 (= |ULTIMATE.start_isPumpRunning_#res| 0) .cse2 .cse3 .cse4) (and .cse0 .cse1 .cse2 (= ~switchedOnBeforeTS~0 1) .cse3 .cse4 (= |ULTIMATE.start_isPumpRunning_#res| 1) (= ~pumpRunning~0 1)))) [2021-10-13 01:24:28,092 INFO L857 garLoopResultBuilder]: For program point L644(lines 644 652) no Hoare annotation was computed. [2021-10-13 01:24:28,092 INFO L853 garLoopResultBuilder]: At program point L710-2(lines 705 713) the Hoare annotation is: false [2021-10-13 01:24:28,093 INFO L857 garLoopResultBuilder]: For program point L644-1(lines 644 652) no Hoare annotation was computed. [2021-10-13 01:24:28,093 INFO L853 garLoopResultBuilder]: At program point L710-3(lines 705 713) the Hoare annotation is: false [2021-10-13 01:24:28,093 INFO L853 garLoopResultBuilder]: At program point L710-4(lines 705 713) the Hoare annotation is: false [2021-10-13 01:24:28,093 INFO L857 garLoopResultBuilder]: For program point L644-2(lines 644 652) no Hoare annotation was computed. [2021-10-13 01:24:28,093 INFO L853 garLoopResultBuilder]: At program point L710-5(lines 705 713) the Hoare annotation is: false [2021-10-13 01:24:28,094 INFO L857 garLoopResultBuilder]: For program point L546(lines 546 563) no Hoare annotation was computed. [2021-10-13 01:24:28,094 INFO L853 garLoopResultBuilder]: At program point L546-1(lines 1 969) the Hoare annotation is: (let ((.cse5 (= ~pumpRunning~0 1)) (.cse0 (= ULTIMATE.start_test_~splverifierCounter~0 0)) (.cse1 (= |ULTIMATE.start_valid_product_#res| ~systemActive~0)) (.cse2 (= 1 ~systemActive~0)) (.cse3 (= ULTIMATE.start_main_~tmp~9 ~systemActive~0)) (.cse4 (<= ~waterLevel~0 2))) (or (and .cse0 .cse1 (<= 2 ~waterLevel~0) .cse2 .cse3 (<= ULTIMATE.start___utac_acc__Specification5_spec__3_~tmp~3 2) (<= |ULTIMATE.start_getWaterLevel_#res| 2) .cse4 (<= 2 |ULTIMATE.start_getWaterLevel_#res|) (< 1 ULTIMATE.start___utac_acc__Specification5_spec__3_~tmp~3) .cse5) (and .cse0 .cse1 .cse2 (= ~switchedOnBeforeTS~0 1) .cse3 .cse4 (= |ULTIMATE.start_isPumpRunning_#res| 1) .cse5) (and .cse0 (= ~pumpRunning~0 0) .cse1 .cse2 .cse3 .cse4))) [2021-10-13 01:24:28,094 INFO L857 garLoopResultBuilder]: For program point L546-2(lines 546 563) no Hoare annotation was computed. [2021-10-13 01:24:28,095 INFO L853 garLoopResultBuilder]: At program point L546-3(lines 1 969) the Hoare annotation is: false [2021-10-13 01:24:28,095 INFO L857 garLoopResultBuilder]: For program point L546-4(lines 546 563) no Hoare annotation was computed. [2021-10-13 01:24:28,096 INFO L853 garLoopResultBuilder]: At program point L546-5(lines 1 969) the Hoare annotation is: false [2021-10-13 01:24:28,096 INFO L857 garLoopResultBuilder]: For program point L811(lines 811 822) no Hoare annotation was computed. [2021-10-13 01:24:28,096 INFO L857 garLoopResultBuilder]: For program point L614(lines 614 631) no Hoare annotation was computed. [2021-10-13 01:24:28,096 INFO L857 garLoopResultBuilder]: For program point L614-1(lines 614 631) no Hoare annotation was computed. [2021-10-13 01:24:28,096 INFO L857 garLoopResultBuilder]: For program point L614-2(lines 614 631) no Hoare annotation was computed. [2021-10-13 01:24:28,097 INFO L857 garLoopResultBuilder]: For program point L614-3(lines 614 631) no Hoare annotation was computed. [2021-10-13 01:24:28,097 INFO L857 garLoopResultBuilder]: For program point L614-4(lines 614 631) no Hoare annotation was computed. [2021-10-13 01:24:28,097 INFO L857 garLoopResultBuilder]: For program point L614-5(lines 614 631) no Hoare annotation was computed. [2021-10-13 01:24:28,097 INFO L857 garLoopResultBuilder]: For program point ULTIMATE.startENTRY(line -1) no Hoare annotation was computed. [2021-10-13 01:24:28,097 INFO L853 garLoopResultBuilder]: At program point L582(lines 578 600) the Hoare annotation is: (let ((.cse0 (= ULTIMATE.start_test_~splverifierCounter~0 0)) (.cse1 (= |ULTIMATE.start_valid_product_#res| ~systemActive~0)) (.cse2 (= 1 ~systemActive~0)) (.cse3 (= ULTIMATE.start_main_~tmp~9 ~systemActive~0)) (.cse4 (<= ~waterLevel~0 2))) (or (and .cse0 .cse1 .cse2 (= ~switchedOnBeforeTS~0 1) .cse3 .cse4 (= |ULTIMATE.start_isPumpRunning_#res| 1) (= ~pumpRunning~0 1)) (and .cse0 (= ~pumpRunning~0 0) .cse1 .cse2 .cse3 .cse4))) [2021-10-13 01:24:28,097 INFO L853 garLoopResultBuilder]: At program point L582-1(lines 578 600) the Hoare annotation is: false [2021-10-13 01:24:28,098 INFO L853 garLoopResultBuilder]: At program point L582-2(lines 578 600) the Hoare annotation is: false [2021-10-13 01:24:28,098 INFO L857 garLoopResultBuilder]: For program point L550(lines 550 560) no Hoare annotation was computed. [2021-10-13 01:24:28,098 INFO L857 garLoopResultBuilder]: For program point L550-2(lines 550 560) no Hoare annotation was computed. [2021-10-13 01:24:28,098 INFO L857 garLoopResultBuilder]: For program point L550-4(lines 550 560) no Hoare annotation was computed. [2021-10-13 01:24:28,098 INFO L857 garLoopResultBuilder]: For program point L55(lines 55 59) no Hoare annotation was computed. [2021-10-13 01:24:28,099 INFO L857 garLoopResultBuilder]: For program point L55-3(lines 55 59) no Hoare annotation was computed. [2021-10-13 01:24:28,099 INFO L857 garLoopResultBuilder]: For program point L55-6(lines 55 59) no Hoare annotation was computed. [2021-10-13 01:24:28,099 INFO L857 garLoopResultBuilder]: For program point L782(lines 781 826) no Hoare annotation was computed. [2021-10-13 01:24:28,099 INFO L857 garLoopResultBuilder]: For program point L551(lines 551 557) no Hoare annotation was computed. [2021-10-13 01:24:28,100 INFO L857 garLoopResultBuilder]: For program point L551-2(lines 551 557) no Hoare annotation was computed. [2021-10-13 01:24:28,100 INFO L857 garLoopResultBuilder]: For program point L551-4(lines 551 557) no Hoare annotation was computed. [2021-10-13 01:24:28,100 INFO L857 garLoopResultBuilder]: For program point L783(lines 783 787) no Hoare annotation was computed. [2021-10-13 01:24:28,102 INFO L857 garLoopResultBuilder]: For program point L618(lines 618 626) no Hoare annotation was computed. [2021-10-13 01:24:28,103 INFO L857 garLoopResultBuilder]: For program point L618-1(lines 618 626) no Hoare annotation was computed. [2021-10-13 01:24:28,103 INFO L857 garLoopResultBuilder]: For program point L618-2(lines 618 626) no Hoare annotation was computed. [2021-10-13 01:24:28,105 INFO L857 garLoopResultBuilder]: For program point L618-3(lines 618 626) no Hoare annotation was computed. [2021-10-13 01:24:28,105 INFO L857 garLoopResultBuilder]: For program point L618-4(lines 618 626) no Hoare annotation was computed. [2021-10-13 01:24:28,105 INFO L857 garLoopResultBuilder]: For program point L618-5(lines 618 626) no Hoare annotation was computed. [2021-10-13 01:24:28,106 INFO L857 garLoopResultBuilder]: For program point L817(lines 817 821) no Hoare annotation was computed. [2021-10-13 01:24:28,106 INFO L857 garLoopResultBuilder]: For program point L817-2(lines 811 822) no Hoare annotation was computed. [2021-10-13 01:24:28,106 INFO L857 garLoopResultBuilder]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2021-10-13 01:24:28,106 INFO L853 garLoopResultBuilder]: At program point L124(lines 119 127) the Hoare annotation is: (let ((.cse5 (= ~pumpRunning~0 1)) (.cse0 (= ULTIMATE.start_test_~splverifierCounter~0 0)) (.cse1 (= |ULTIMATE.start_valid_product_#res| ~systemActive~0)) (.cse2 (= 1 ~systemActive~0)) (.cse3 (= ULTIMATE.start_main_~tmp~9 ~systemActive~0)) (.cse4 (<= ~waterLevel~0 2))) (or (and .cse0 .cse1 (<= 2 ~waterLevel~0) .cse2 .cse3 (<= |ULTIMATE.start_getWaterLevel_#res| 2) .cse4 (<= 2 |ULTIMATE.start_getWaterLevel_#res|) .cse5) (and .cse0 .cse1 .cse2 (= ~switchedOnBeforeTS~0 1) .cse3 .cse4 (= |ULTIMATE.start_isPumpRunning_#res| 1) .cse5) (and .cse0 (= ~pumpRunning~0 0) .cse1 .cse2 .cse3 .cse4))) [2021-10-13 01:24:28,106 INFO L853 garLoopResultBuilder]: At program point L124-1(lines 119 127) the Hoare annotation is: false [2021-10-13 01:24:28,106 INFO L853 garLoopResultBuilder]: At program point L124-2(lines 119 127) the Hoare annotation is: false [2021-10-13 01:24:28,107 INFO L853 garLoopResultBuilder]: At program point L92(lines 87 95) the Hoare annotation is: (and (= ULTIMATE.start_test_~splverifierCounter~0 0) (= |ULTIMATE.start_valid_product_#res| ~systemActive~0) (= 1 ~systemActive~0) (= ~switchedOnBeforeTS~0 1) (= ULTIMATE.start_main_~tmp~9 ~systemActive~0) (<= ~waterLevel~0 2) (= |ULTIMATE.start_isPumpRunning_#res| 1) (= ~pumpRunning~0 1)) [2021-10-13 01:24:28,107 INFO L853 garLoopResultBuilder]: At program point L92-1(lines 87 95) the Hoare annotation is: false [2021-10-13 01:24:28,107 INFO L853 garLoopResultBuilder]: At program point L92-2(lines 87 95) the Hoare annotation is: (and (= ULTIMATE.start_test_~splverifierCounter~0 0) (= ~pumpRunning~0 0) (= |ULTIMATE.start_valid_product_#res| ~systemActive~0) (<= 2 ~waterLevel~0) (= 1 ~systemActive~0) (= ULTIMATE.start_main_~tmp~9 ~systemActive~0) (<= ~waterLevel~0 2)) [2021-10-13 01:24:28,107 INFO L853 garLoopResultBuilder]: At program point L92-3(lines 87 95) the Hoare annotation is: false [2021-10-13 01:24:28,108 INFO L853 garLoopResultBuilder]: At program point L92-4(lines 87 95) the Hoare annotation is: false [2021-10-13 01:24:28,108 INFO L853 garLoopResultBuilder]: At program point L92-5(lines 87 95) the Hoare annotation is: false [2021-10-13 01:24:28,109 INFO L853 garLoopResultBuilder]: At program point L92-6(lines 87 95) the Hoare annotation is: false [2021-10-13 01:24:28,110 INFO L853 garLoopResultBuilder]: At program point L92-7(lines 87 95) the Hoare annotation is: false [2021-10-13 01:24:28,110 INFO L853 garLoopResultBuilder]: At program point L92-8(lines 87 95) the Hoare annotation is: false [2021-10-13 01:24:28,110 INFO L853 garLoopResultBuilder]: At program point L885-2(lines 885 899) the Hoare annotation is: false [2021-10-13 01:24:28,110 INFO L857 garLoopResultBuilder]: For program point L886(line 886) no Hoare annotation was computed. [2021-10-13 01:24:28,110 INFO L853 garLoopResultBuilder]: At program point L589(lines 589 595) the Hoare annotation is: (let ((.cse5 (= ~pumpRunning~0 1)) (.cse0 (= ULTIMATE.start_test_~splverifierCounter~0 0)) (.cse1 (= |ULTIMATE.start_valid_product_#res| ~systemActive~0)) (.cse2 (= 1 ~systemActive~0)) (.cse3 (= ULTIMATE.start_main_~tmp~9 ~systemActive~0)) (.cse4 (<= ~waterLevel~0 2))) (or (and .cse0 .cse1 (<= 2 ~waterLevel~0) .cse2 .cse3 .cse4 .cse5) (and .cse0 .cse1 .cse2 (= ~switchedOnBeforeTS~0 1) .cse3 .cse4 (= |ULTIMATE.start_isPumpRunning_#res| 1) .cse5) (and .cse0 (= ~pumpRunning~0 0) .cse1 .cse2 .cse3 .cse4))) [2021-10-13 01:24:28,110 INFO L853 garLoopResultBuilder]: At program point L589-1(lines 589 595) the Hoare annotation is: false [2021-10-13 01:24:28,111 INFO L853 garLoopResultBuilder]: At program point L589-2(lines 589 595) the Hoare annotation is: false [2021-10-13 01:24:28,111 INFO L857 garLoopResultBuilder]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2021-10-13 01:24:28,111 INFO L853 garLoopResultBuilder]: At program point L525(lines 520 527) the Hoare annotation is: (and (= ~pumpRunning~0 0) (= |ULTIMATE.start_valid_product_#res| ~systemActive~0) (= 1 ~systemActive~0) (= ULTIMATE.start_main_~tmp~9 ~systemActive~0) (= ~waterLevel~0 1)) [2021-10-13 01:24:28,111 INFO L857 garLoopResultBuilder]: For program point L889(lines 889 893) no Hoare annotation was computed. [2021-10-13 01:24:28,111 INFO L857 garLoopResultBuilder]: For program point L889-1(lines 889 893) no Hoare annotation was computed. [2021-10-13 01:24:28,111 INFO L857 garLoopResultBuilder]: For program point L791(lines 791 797) no Hoare annotation was computed. [2021-10-13 01:24:28,111 INFO L853 garLoopResultBuilder]: At program point L791-1(lines 791 797) the Hoare annotation is: (let ((.cse5 (= ~pumpRunning~0 1)) (.cse0 (= ULTIMATE.start_test_~splverifierCounter~0 0)) (.cse1 (= |ULTIMATE.start_valid_product_#res| ~systemActive~0)) (.cse2 (= 1 ~systemActive~0)) (.cse3 (= ULTIMATE.start_main_~tmp~9 ~systemActive~0)) (.cse4 (<= ~waterLevel~0 2))) (or (and .cse0 .cse1 (<= 2 ~waterLevel~0) .cse2 .cse3 .cse4 .cse5) (and .cse0 .cse1 .cse2 (= ~switchedOnBeforeTS~0 1) .cse3 .cse4 (= |ULTIMATE.start_isPumpRunning_#res| 1) .cse5) (and .cse0 (= ~pumpRunning~0 0) .cse1 .cse2 .cse3 .cse4))) [2021-10-13 01:24:28,112 INFO L857 garLoopResultBuilder]: For program point L-1(line -1) no Hoare annotation was computed. [2021-10-13 01:24:28,112 INFO L857 garLoopResultBuilder]: For program point L957(lines 957 964) no Hoare annotation was computed. [2021-10-13 01:24:28,112 INFO L860 garLoopResultBuilder]: At program point L957-1(lines 957 964) the Hoare annotation is: true [2021-10-13 01:24:28,112 INFO L857 garLoopResultBuilder]: For program point ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION(line 147) no Hoare annotation was computed. [2021-10-13 01:24:28,112 INFO L857 garLoopResultBuilder]: For program point L759(lines 759 763) no Hoare annotation was computed. [2021-10-13 01:24:28,112 INFO L857 garLoopResultBuilder]: For program point L759-2(lines 759 763) no Hoare annotation was computed. [2021-10-13 01:24:28,112 INFO L857 garLoopResultBuilder]: For program point L759-3(lines 759 763) no Hoare annotation was computed. [2021-10-13 01:24:28,113 INFO L857 garLoopResultBuilder]: For program point L759-5(lines 759 763) no Hoare annotation was computed. [2021-10-13 01:24:28,113 INFO L857 garLoopResultBuilder]: For program point L759-6(lines 759 763) no Hoare annotation was computed. [2021-10-13 01:24:28,113 INFO L857 garLoopResultBuilder]: For program point L759-8(lines 759 763) no Hoare annotation was computed. [2021-10-13 01:24:28,113 INFO L857 garLoopResultBuilder]: For program point L759-9(lines 759 763) no Hoare annotation was computed. [2021-10-13 01:24:28,114 INFO L857 garLoopResultBuilder]: For program point L759-11(lines 759 763) no Hoare annotation was computed. [2021-10-13 01:24:28,114 INFO L857 garLoopResultBuilder]: For program point L759-12(lines 759 763) no Hoare annotation was computed. [2021-10-13 01:24:28,114 INFO L857 garLoopResultBuilder]: For program point L759-14(lines 759 763) no Hoare annotation was computed. [2021-10-13 01:24:28,114 INFO L857 garLoopResultBuilder]: For program point L759-15(lines 759 763) no Hoare annotation was computed. [2021-10-13 01:24:28,114 INFO L857 garLoopResultBuilder]: For program point L759-17(lines 759 763) no Hoare annotation was computed. [2021-10-13 01:24:28,114 INFO L857 garLoopResultBuilder]: For program point L132(lines 132 138) no Hoare annotation was computed. [2021-10-13 01:24:28,114 INFO L857 garLoopResultBuilder]: For program point L132-1(lines 132 138) no Hoare annotation was computed. [2021-10-13 01:24:28,115 INFO L857 garLoopResultBuilder]: For program point L132-2(lines 132 138) no Hoare annotation was computed. [2021-10-13 01:24:28,115 INFO L857 garLoopResultBuilder]: For program point L132-3(lines 132 138) no Hoare annotation was computed. [2021-10-13 01:24:28,115 INFO L857 garLoopResultBuilder]: For program point L132-4(lines 132 138) no Hoare annotation was computed. [2021-10-13 01:24:28,115 INFO L857 garLoopResultBuilder]: For program point L132-5(lines 132 138) no Hoare annotation was computed. [2021-10-13 01:24:28,115 INFO L857 garLoopResultBuilder]: For program point L67(lines 67 71) no Hoare annotation was computed. [2021-10-13 01:24:28,115 INFO L853 garLoopResultBuilder]: At program point L827(lines 780 828) the Hoare annotation is: false [2021-10-13 01:24:28,121 INFO L179 ceAbstractionStarter]: Computing trace abstraction results [2021-10-13 01:24:28,162 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 13.10 01:24:28 BoogieIcfgContainer [2021-10-13 01:24:28,162 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2021-10-13 01:24:28,163 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2021-10-13 01:24:28,163 INFO L271 PluginConnector]: Initializing Witness Printer... [2021-10-13 01:24:28,163 INFO L275 PluginConnector]: Witness Printer initialized [2021-10-13 01:24:28,164 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.10 01:24:21" (3/4) ... [2021-10-13 01:24:28,167 INFO L137 WitnessPrinter]: Generating witness for correct program [2021-10-13 01:24:28,208 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 41 nodes and edges [2021-10-13 01:24:28,210 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 21 nodes and edges [2021-10-13 01:24:28,211 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 10 nodes and edges [2021-10-13 01:24:28,213 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 5 nodes and edges [2021-10-13 01:24:28,215 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 2 nodes and edges [2021-10-13 01:24:28,217 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2021-10-13 01:24:28,219 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2021-10-13 01:24:28,246 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((pumpRunning == 0 && \result == systemActive) && 1 == systemActive) && waterLevel == 1 [2021-10-13 01:24:28,246 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((pumpRunning == 0 && \result == systemActive) && 1 == systemActive) && tmp == systemActive) && waterLevel == 1 [2021-10-13 01:24:28,247 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((pumpRunning == 0 && \result == systemActive) && 1 == systemActive) && tmp == systemActive) && waterLevel == 1 [2021-10-13 01:24:28,247 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((((((((((splverifierCounter == 0 && \result == systemActive) && 2 <= waterLevel) && 1 == systemActive) && tmp == systemActive) && tmp <= 2) && \result <= 2) && waterLevel <= 2) && 2 <= \result) && 1 < tmp) && pumpRunning == 1) || (((((((splverifierCounter == 0 && \result == systemActive) && 1 == systemActive) && switchedOnBeforeTS == 1) && tmp == systemActive) && waterLevel <= 2) && \result == 1) && pumpRunning == 1)) || (((((splverifierCounter == 0 && pumpRunning == 0) && \result == systemActive) && 1 == systemActive) && tmp == systemActive) && waterLevel <= 2) [2021-10-13 01:24:28,247 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((((((splverifierCounter == 0 && \result == systemActive) && 2 <= waterLevel) && 1 == systemActive) && tmp == systemActive) && waterLevel <= 2) && pumpRunning == 1) || (((((((splverifierCounter == 0 && \result == systemActive) && 1 == systemActive) && switchedOnBeforeTS == 1) && tmp == systemActive) && waterLevel <= 2) && \result == 1) && pumpRunning == 1)) || (((((splverifierCounter == 0 && pumpRunning == 0) && \result == systemActive) && 1 == systemActive) && tmp == systemActive) && waterLevel <= 2) [2021-10-13 01:24:28,248 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((((((splverifierCounter == 0 && \result == systemActive) && 2 <= waterLevel) && 1 == systemActive) && tmp == systemActive) && waterLevel <= 2) && pumpRunning == 1) || (((((((splverifierCounter == 0 && \result == systemActive) && 1 == systemActive) && switchedOnBeforeTS == 1) && tmp == systemActive) && waterLevel <= 2) && \result == 1) && pumpRunning == 1)) || (((((splverifierCounter == 0 && pumpRunning == 0) && \result == systemActive) && 1 == systemActive) && tmp == systemActive) && waterLevel <= 2) [2021-10-13 01:24:28,249 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((((((splverifierCounter == 0 && \result == systemActive) && 2 <= waterLevel) && 1 == systemActive) && tmp == systemActive) && waterLevel <= 2) && \result == 1) && pumpRunning == 1) || ((((((splverifierCounter == 0 && pumpRunning == 0) && \result == systemActive) && \result == 0) && 1 == systemActive) && tmp == systemActive) && waterLevel <= 2)) || (((((((splverifierCounter == 0 && \result == systemActive) && 1 == systemActive) && switchedOnBeforeTS == 1) && tmp == systemActive) && waterLevel <= 2) && \result == 1) && pumpRunning == 1) [2021-10-13 01:24:28,250 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((((splverifierCounter == 0 && pumpRunning == 0) && \result == systemActive) && \result == 0) && 1 == systemActive) && tmp == systemActive) && waterLevel <= 2) || (((((((splverifierCounter == 0 && \result == systemActive) && 1 == systemActive) && switchedOnBeforeTS == 1) && tmp == systemActive) && waterLevel <= 2) && \result == 1) && pumpRunning == 1) [2021-10-13 01:24:28,250 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((((((splverifierCounter == 0 && \result == systemActive) && 1 == systemActive) && switchedOnBeforeTS == 1) && tmp == systemActive) && waterLevel <= 2) && \result == 1) && pumpRunning == 1) || (((((splverifierCounter == 0 && pumpRunning == 0) && \result == systemActive) && 1 == systemActive) && tmp == systemActive) && waterLevel <= 2) [2021-10-13 01:24:28,250 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((((((splverifierCounter == 0 && \result == systemActive) && 2 <= waterLevel) && 1 == systemActive) && tmp == systemActive) && waterLevel <= 2) && pumpRunning == 1) || (((((((splverifierCounter == 0 && \result == systemActive) && 1 == systemActive) && switchedOnBeforeTS == 1) && tmp == systemActive) && waterLevel <= 2) && \result == 1) && pumpRunning == 1)) || (((((splverifierCounter == 0 && pumpRunning == 0) && \result == systemActive) && 1 == systemActive) && tmp == systemActive) && waterLevel <= 2) [2021-10-13 01:24:28,252 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((((((((splverifierCounter == 0 && \result == systemActive) && 2 <= waterLevel) && 1 == systemActive) && tmp == systemActive) && \result <= 2) && waterLevel <= 2) && 2 <= \result) && pumpRunning == 1) || (((((((splverifierCounter == 0 && \result == systemActive) && 1 == systemActive) && switchedOnBeforeTS == 1) && tmp == systemActive) && waterLevel <= 2) && \result == 1) && pumpRunning == 1)) || (((((splverifierCounter == 0 && pumpRunning == 0) && \result == systemActive) && 1 == systemActive) && tmp == systemActive) && waterLevel <= 2) [2021-10-13 01:24:28,253 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((((splverifierCounter == 0 && \result == systemActive) && 1 == systemActive) && switchedOnBeforeTS == 1) && tmp == systemActive) && waterLevel <= 2) && \result == 1) && pumpRunning == 1 [2021-10-13 01:24:28,254 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((((splverifierCounter == 0 && \result == systemActive) && 1 == systemActive) && switchedOnBeforeTS == 1) && tmp == systemActive) && waterLevel <= 2) && \result == 1) && pumpRunning == 1 [2021-10-13 01:24:28,254 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((((splverifierCounter == 0 && pumpRunning == 0) && \result == systemActive) && \result == 1) && 1 == systemActive) && tmp == systemActive) && waterLevel <= 2) || ((((((splverifierCounter == 0 && pumpRunning == 0) && \result == systemActive) && 2 <= waterLevel) && 1 == systemActive) && tmp == systemActive) && waterLevel <= 2) [2021-10-13 01:24:28,254 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((((splverifierCounter == 0 && pumpRunning == 0) && \result == systemActive) && \result == 0) && 1 == systemActive) && tmp == systemActive) && waterLevel <= 2) || (((((((splverifierCounter == 0 && \result == systemActive) && 1 == systemActive) && switchedOnBeforeTS == 1) && tmp == systemActive) && waterLevel <= 2) && \result == 1) && pumpRunning == 1) [2021-10-13 01:24:28,256 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((((splverifierCounter == 0 && pumpRunning == 0) && \result == systemActive) && 2 <= waterLevel) && 1 == systemActive) && tmp == systemActive) && waterLevel <= 2) || (((((((splverifierCounter == 0 && tmp___0 == 0) && pumpRunning == 0) && \result == systemActive) && \result == 0) && 1 == systemActive) && tmp == systemActive) && waterLevel <= 2) [2021-10-13 01:24:28,259 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((((splverifierCounter == 0 && pumpRunning == 0) && \result == systemActive) && 2 <= waterLevel) && 1 == systemActive) && tmp == systemActive) && waterLevel <= 2 [2021-10-13 01:24:28,260 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((((splverifierCounter == 0 && pumpRunning == 0) && \result == systemActive) && 2 <= waterLevel) && 1 == systemActive) && tmp == systemActive) && waterLevel <= 2 [2021-10-13 01:24:28,377 INFO L141 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8113eb9e-7f32-41ee-b0d5-49ab341ce256/bin/uautomizer-WNIpwEf4Nt/witness.graphml [2021-10-13 01:24:28,378 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2021-10-13 01:24:28,380 INFO L168 Benchmark]: Toolchain (without parser) took 9428.29 ms. Allocated memory was 96.5 MB in the beginning and 144.7 MB in the end (delta: 48.2 MB). Free memory was 73.9 MB in the beginning and 109.9 MB in the end (delta: -36.0 MB). Peak memory consumption was 90.0 MB. Max. memory is 16.1 GB. [2021-10-13 01:24:28,380 INFO L168 Benchmark]: CDTParser took 0.33 ms. Allocated memory is still 96.5 MB. Free memory is still 70.6 MB. There was no memory consumed. Max. memory is 16.1 GB. [2021-10-13 01:24:28,381 INFO L168 Benchmark]: CACSL2BoogieTranslator took 654.89 ms. Allocated memory is still 96.5 MB. Free memory was 73.7 MB in the beginning and 62.8 MB in the end (delta: 10.9 MB). Peak memory consumption was 10.5 MB. Max. memory is 16.1 GB. [2021-10-13 01:24:28,382 INFO L168 Benchmark]: Boogie Procedure Inliner took 148.31 ms. Allocated memory is still 96.5 MB. Free memory was 62.7 MB in the beginning and 58.5 MB in the end (delta: 4.2 MB). Peak memory consumption was 4.2 MB. Max. memory is 16.1 GB. [2021-10-13 01:24:28,382 INFO L168 Benchmark]: Boogie Preprocessor took 108.68 ms. Allocated memory is still 96.5 MB. Free memory was 58.5 MB in the beginning and 55.5 MB in the end (delta: 2.9 MB). Peak memory consumption was 4.2 MB. Max. memory is 16.1 GB. [2021-10-13 01:24:28,383 INFO L168 Benchmark]: RCFGBuilder took 1154.56 ms. Allocated memory was 96.5 MB in the beginning and 117.4 MB in the end (delta: 21.0 MB). Free memory was 55.5 MB in the beginning and 65.6 MB in the end (delta: -10.1 MB). Peak memory consumption was 30.0 MB. Max. memory is 16.1 GB. [2021-10-13 01:24:28,383 INFO L168 Benchmark]: TraceAbstraction took 7138.41 ms. Allocated memory was 117.4 MB in the beginning and 144.7 MB in the end (delta: 27.3 MB). Free memory was 65.0 MB in the beginning and 40.1 MB in the end (delta: 24.9 MB). Peak memory consumption was 59.8 MB. Max. memory is 16.1 GB. [2021-10-13 01:24:28,384 INFO L168 Benchmark]: Witness Printer took 214.93 ms. Allocated memory is still 144.7 MB. Free memory was 40.1 MB in the beginning and 109.9 MB in the end (delta: -69.8 MB). Peak memory consumption was 8.4 MB. Max. memory is 16.1 GB. [2021-10-13 01:24:28,386 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.33 ms. Allocated memory is still 96.5 MB. Free memory is still 70.6 MB. There was no memory consumed. Max. memory is 16.1 GB. * CACSL2BoogieTranslator took 654.89 ms. Allocated memory is still 96.5 MB. Free memory was 73.7 MB in the beginning and 62.8 MB in the end (delta: 10.9 MB). Peak memory consumption was 10.5 MB. Max. memory is 16.1 GB. * Boogie Procedure Inliner took 148.31 ms. Allocated memory is still 96.5 MB. Free memory was 62.7 MB in the beginning and 58.5 MB in the end (delta: 4.2 MB). Peak memory consumption was 4.2 MB. Max. memory is 16.1 GB. * Boogie Preprocessor took 108.68 ms. Allocated memory is still 96.5 MB. Free memory was 58.5 MB in the beginning and 55.5 MB in the end (delta: 2.9 MB). Peak memory consumption was 4.2 MB. Max. memory is 16.1 GB. * RCFGBuilder took 1154.56 ms. Allocated memory was 96.5 MB in the beginning and 117.4 MB in the end (delta: 21.0 MB). Free memory was 55.5 MB in the beginning and 65.6 MB in the end (delta: -10.1 MB). Peak memory consumption was 30.0 MB. Max. memory is 16.1 GB. * TraceAbstraction took 7138.41 ms. Allocated memory was 117.4 MB in the beginning and 144.7 MB in the end (delta: 27.3 MB). Free memory was 65.0 MB in the beginning and 40.1 MB in the end (delta: 24.9 MB). Peak memory consumption was 59.8 MB. Max. memory is 16.1 GB. * Witness Printer took 214.93 ms. Allocated memory is still 144.7 MB. Free memory was 40.1 MB in the beginning and 109.9 MB in the end (delta: -69.8 MB). Peak memory consumption was 8.4 MB. Max. memory is 16.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: ErrorAutomatonStatistics NumberErrorTraces: 0, NumberStatementsAllTraces: 0, NumberRelevantStatements: 0, 0.0ms ErrorAutomatonConstructionTimeTotal, 0.0ms FaulLocalizationTime, NumberStatementsFirstTrace: -1, TraceLengthAvg: 0, 0.0ms ErrorAutomatonConstructionTimeAvg, 0.0ms ErrorAutomatonDifferenceTimeAvg, 0.0ms ErrorAutomatonDifferenceTimeTotal, NumberOfNoEnhancement: 0, NumberOfFiniteEnhancement: 0, NumberOfInfiniteEnhancement: 0 - PositiveResult [Line: 147]: call to reach_error is unreachable For all program executions holds that call to reach_error is unreachable at this location - PositiveResult [Line: 147]: call to reach_error is unreachable For all program executions holds that call to reach_error is unreachable at this location - PositiveResult [Line: 147]: 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, 138 locations, 3 error locations. Started 1 CEGAR loops. OverallTime: 7024.3ms, OverallIterations: 10, TraceHistogramMax: 2, EmptinessCheckTime: 39.8ms, AutomataDifference: 1639.8ms, DeadEndRemovalTime: 0.0ms, HoareAnnotationTime: 2590.6ms, InitialAbstractionConstructionTime: 16.8ms, PartialOrderReductionTime: 0.0ms, HoareTripleCheckerStatistics: 1102 SDtfs, 1326 SDslu, 1552 SDs, 0 SdLazy, 257 SolverSat, 70 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 764.8ms Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 120 GetRequests, 76 SyntacticMatches, 0 SemanticMatches, 44 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 29 ImplicationChecksByTransitivity, 338.2ms Time, 0.0ms BasicInterpolantAutomatonTime, BiggestAbstraction: size=192occurred in iteration=9, InterpolantAutomatonStates: 53, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0ms DumpTime, AutomataMinimizationStatistics: 228.5ms AutomataMinimizationTime, 10 MinimizatonAttempts, 449 StatesRemovedByMinimization, 5 NontrivialMinimizations, HoareAnnotationStatistics: 0.0ms HoareAnnotationTime, 61 LocationsWithAnnotation, 61 PreInvPairs, 155 NumberOfFragments, 851 HoareAnnotationTreeSize, 61 FomulaSimplifications, 34478 FormulaSimplificationTreeSizeReduction, 655.1ms HoareSimplificationTime, 61 FomulaSimplificationsInter, 11490 FormulaSimplificationTreeSizeReductionInter, 1917.5ms HoareSimplificationTimeInter, RefinementEngineStatistics: TRACE_CHECK: 116.4ms SsaConstructionTime, 561.4ms SatisfiabilityAnalysisTime, 1184.1ms InterpolantComputationTime, 394 NumberOfCodeBlocks, 394 NumberOfCodeBlocksAsserted, 11 NumberOfCheckSat, 383 ConstructedInterpolants, 0 QuantifiedInterpolants, 809 SizeOfPredicates, 3 NumberOfNonLiveVariables, 454 ConjunctsInSsa, 5 ConjunctsInUnsatCore, 11 InterpolantComputations, 9 PerfectInterpolantSequences, 26/32 InterpolantCoveringCapability, INVARIANT_SYNTHESIS: No data available, INTERPOLANT_CONSOLIDATION: No data available, ABSTRACT_INTERPRETATION: No data available, PDR: No data available, ACCELERATED_INTERPOLATION: No data available, SIFA: No data available, ReuseStatistics: No data available - AllSpecificationsHoldResult: All specifications hold 3 specifications checked. All of them hold - InvariantResult [Line: 520]: Loop Invariant Derived loop invariant: (((pumpRunning == 0 && \result == systemActive) && 1 == systemActive) && tmp == systemActive) && waterLevel == 1 - InvariantResult [Line: 705]: Loop Invariant Derived loop invariant: ((((((((splverifierCounter == 0 && \result == systemActive) && 2 <= waterLevel) && 1 == systemActive) && tmp == systemActive) && waterLevel <= 2) && \result == 1) && pumpRunning == 1) || ((((((splverifierCounter == 0 && pumpRunning == 0) && \result == systemActive) && \result == 0) && 1 == systemActive) && tmp == systemActive) && waterLevel <= 2)) || (((((((splverifierCounter == 0 && \result == systemActive) && 1 == systemActive) && switchedOnBeforeTS == 1) && tmp == systemActive) && waterLevel <= 2) && \result == 1) && pumpRunning == 1) - InvariantResult [Line: 750]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 947]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 128]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 128]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 1]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 1]: Loop Invariant Derived loop invariant: (((((((((((splverifierCounter == 0 && \result == systemActive) && 2 <= waterLevel) && 1 == systemActive) && tmp == systemActive) && tmp <= 2) && \result <= 2) && waterLevel <= 2) && 2 <= \result) && 1 < tmp) && pumpRunning == 1) || (((((((splverifierCounter == 0 && \result == systemActive) && 1 == systemActive) && switchedOnBeforeTS == 1) && tmp == systemActive) && waterLevel <= 2) && \result == 1) && pumpRunning == 1)) || (((((splverifierCounter == 0 && pumpRunning == 0) && \result == systemActive) && 1 == systemActive) && tmp == systemActive) && waterLevel <= 2) - InvariantResult [Line: 128]: Loop Invariant Derived loop invariant: ((((((splverifierCounter == 0 && pumpRunning == 0) && \result == systemActive) && \result == 1) && 1 == systemActive) && tmp == systemActive) && waterLevel <= 2) || ((((((splverifierCounter == 0 && pumpRunning == 0) && \result == systemActive) && 2 <= waterLevel) && 1 == systemActive) && tmp == systemActive) && waterLevel <= 2) - InvariantResult [Line: 750]: Loop Invariant Derived loop invariant: ((((((splverifierCounter == 0 && pumpRunning == 0) && \result == systemActive) && 2 <= waterLevel) && 1 == systemActive) && tmp == systemActive) && waterLevel <= 2) || (((((((splverifierCounter == 0 && tmp___0 == 0) && pumpRunning == 0) && \result == systemActive) && \result == 0) && 1 == systemActive) && tmp == systemActive) && waterLevel <= 2) - InvariantResult [Line: 705]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 589]: Loop Invariant Derived loop invariant: (((((((splverifierCounter == 0 && \result == systemActive) && 2 <= waterLevel) && 1 == systemActive) && tmp == systemActive) && waterLevel <= 2) && pumpRunning == 1) || (((((((splverifierCounter == 0 && \result == systemActive) && 1 == systemActive) && switchedOnBeforeTS == 1) && tmp == systemActive) && waterLevel <= 2) && \result == 1) && pumpRunning == 1)) || (((((splverifierCounter == 0 && pumpRunning == 0) && \result == systemActive) && 1 == systemActive) && tmp == systemActive) && waterLevel <= 2) - InvariantResult [Line: 705]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 119]: Loop Invariant Derived loop invariant: (((((((((splverifierCounter == 0 && \result == systemActive) && 2 <= waterLevel) && 1 == systemActive) && tmp == systemActive) && \result <= 2) && waterLevel <= 2) && 2 <= \result) && pumpRunning == 1) || (((((((splverifierCounter == 0 && \result == systemActive) && 1 == systemActive) && switchedOnBeforeTS == 1) && tmp == systemActive) && waterLevel <= 2) && \result == 1) && pumpRunning == 1)) || (((((splverifierCounter == 0 && pumpRunning == 0) && \result == systemActive) && 1 == systemActive) && tmp == systemActive) && waterLevel <= 2) - InvariantResult [Line: 87]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 87]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 582]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 582]: Loop Invariant Derived loop invariant: ((((((splverifierCounter == 0 && pumpRunning == 0) && \result == systemActive) && \result == 0) && 1 == systemActive) && tmp == systemActive) && waterLevel <= 2) || (((((((splverifierCounter == 0 && \result == systemActive) && 1 == systemActive) && switchedOnBeforeTS == 1) && tmp == systemActive) && waterLevel <= 2) && \result == 1) && pumpRunning == 1) - InvariantResult [Line: 929]: Loop Invariant Derived loop invariant: (((pumpRunning == 0 && \result == systemActive) && 1 == systemActive) && tmp == systemActive) && waterLevel == 1 - InvariantResult [Line: 750]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 694]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 705]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 1]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 694]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 694]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 957]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 750]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 694]: Loop Invariant Derived loop invariant: (((((splverifierCounter == 0 && pumpRunning == 0) && \result == systemActive) && 2 <= waterLevel) && 1 == systemActive) && tmp == systemActive) && waterLevel <= 2 - InvariantResult [Line: 791]: Loop Invariant Derived loop invariant: (((((((splverifierCounter == 0 && \result == systemActive) && 2 <= waterLevel) && 1 == systemActive) && tmp == systemActive) && waterLevel <= 2) && pumpRunning == 1) || (((((((splverifierCounter == 0 && \result == systemActive) && 1 == systemActive) && switchedOnBeforeTS == 1) && tmp == systemActive) && waterLevel <= 2) && \result == 1) && pumpRunning == 1)) || (((((splverifierCounter == 0 && pumpRunning == 0) && \result == systemActive) && 1 == systemActive) && tmp == systemActive) && waterLevel <= 2) - InvariantResult [Line: 750]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 694]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 578]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 87]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 694]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 1]: Loop Invariant Derived loop invariant: (pumpRunning == 0 && 1 == systemActive) && waterLevel == 1 - InvariantResult [Line: 578]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 589]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 87]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 119]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 705]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 801]: Loop Invariant Derived loop invariant: (((((((splverifierCounter == 0 && \result == systemActive) && 2 <= waterLevel) && 1 == systemActive) && tmp == systemActive) && waterLevel <= 2) && pumpRunning == 1) || (((((((splverifierCounter == 0 && \result == systemActive) && 1 == systemActive) && switchedOnBeforeTS == 1) && tmp == systemActive) && waterLevel <= 2) && \result == 1) && pumpRunning == 1)) || (((((splverifierCounter == 0 && pumpRunning == 0) && \result == systemActive) && 1 == systemActive) && tmp == systemActive) && waterLevel <= 2) - InvariantResult [Line: 87]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 87]: Loop Invariant Derived loop invariant: ((((((splverifierCounter == 0 && \result == systemActive) && 1 == systemActive) && switchedOnBeforeTS == 1) && tmp == systemActive) && waterLevel <= 2) && \result == 1) && pumpRunning == 1 - InvariantResult [Line: 87]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 87]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 128]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 885]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 694]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 864]: Loop Invariant Derived loop invariant: ((pumpRunning == 0 && \result == systemActive) && 1 == systemActive) && waterLevel == 1 - InvariantResult [Line: 750]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 694]: Loop Invariant Derived loop invariant: ((((((splverifierCounter == 0 && \result == systemActive) && 1 == systemActive) && switchedOnBeforeTS == 1) && tmp == systemActive) && waterLevel <= 2) && \result == 1) && pumpRunning == 1 - InvariantResult [Line: 582]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 128]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 578]: Loop Invariant Derived loop invariant: (((((((splverifierCounter == 0 && \result == systemActive) && 1 == systemActive) && switchedOnBeforeTS == 1) && tmp == systemActive) && waterLevel <= 2) && \result == 1) && pumpRunning == 1) || (((((splverifierCounter == 0 && pumpRunning == 0) && \result == systemActive) && 1 == systemActive) && tmp == systemActive) && waterLevel <= 2) - InvariantResult [Line: 694]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 589]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 128]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 87]: Loop Invariant Derived loop invariant: (((((splverifierCounter == 0 && pumpRunning == 0) && \result == systemActive) && 2 <= waterLevel) && 1 == systemActive) && tmp == systemActive) && waterLevel <= 2 - InvariantResult [Line: 119]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 705]: Loop Invariant Derived loop invariant: ((((((splverifierCounter == 0 && pumpRunning == 0) && \result == systemActive) && \result == 0) && 1 == systemActive) && tmp == systemActive) && waterLevel <= 2) || (((((((splverifierCounter == 0 && \result == systemActive) && 1 == systemActive) && switchedOnBeforeTS == 1) && tmp == systemActive) && waterLevel <= 2) && \result == 1) && pumpRunning == 1) - InvariantResult [Line: 780]: Loop Invariant Derived loop invariant: 0 RESULT: Ultimate proved your program to be correct! [2021-10-13 01:24:28,488 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8113eb9e-7f32-41ee-b0d5-49ab341ce256/bin/uautomizer-WNIpwEf4Nt/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Forceful destruction successful, exit code 0 Received shutdown request...