./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/product-lines/minepump_spec1_product60.cil.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version b2eff8ba Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_73ed424c-6ec2-41de-ad51-7e97bb1ba8b7/bin/uautomizer-UnR33cPsHg/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_73ed424c-6ec2-41de-ad51-7e97bb1ba8b7/bin/uautomizer-UnR33cPsHg/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_73ed424c-6ec2-41de-ad51-7e97bb1ba8b7/bin/uautomizer-UnR33cPsHg/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_73ed424c-6ec2-41de-ad51-7e97bb1ba8b7/bin/uautomizer-UnR33cPsHg/config/AutomizerReach.xml -i ../../sv-benchmarks/c/product-lines/minepump_spec1_product60.cil.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_73ed424c-6ec2-41de-ad51-7e97bb1ba8b7/bin/uautomizer-UnR33cPsHg/config/svcomp-Reach-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_73ed424c-6ec2-41de-ad51-7e97bb1ba8b7/bin/uautomizer-UnR33cPsHg --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 0fa225959be52b1defd5d055d32ae3a8dd944c37a01adb589e2f547028e60f67 ................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................. Execution finished normally Writing output log to file Ultimate.log Result: TRUE --- Real Ultimate output --- This is Ultimate 0.2.1-dev-b2eff8b [2021-10-28 08:43:32,750 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-10-28 08:43:32,752 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-10-28 08:43:32,804 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-10-28 08:43:32,805 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-10-28 08:43:32,806 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-10-28 08:43:32,808 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-10-28 08:43:32,813 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-10-28 08:43:32,819 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-10-28 08:43:32,832 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-10-28 08:43:32,833 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-10-28 08:43:32,837 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-10-28 08:43:32,837 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-10-28 08:43:32,841 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-10-28 08:43:32,845 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-10-28 08:43:32,846 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-10-28 08:43:32,847 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-10-28 08:43:32,848 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-10-28 08:43:32,851 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-10-28 08:43:32,854 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-10-28 08:43:32,860 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-10-28 08:43:32,861 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-10-28 08:43:32,867 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-10-28 08:43:32,868 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-10-28 08:43:32,872 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-10-28 08:43:32,873 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-10-28 08:43:32,873 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-10-28 08:43:32,874 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-10-28 08:43:32,875 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-10-28 08:43:32,876 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-10-28 08:43:32,876 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-10-28 08:43:32,877 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-10-28 08:43:32,878 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-10-28 08:43:32,879 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-10-28 08:43:32,880 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-10-28 08:43:32,881 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-10-28 08:43:32,881 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-10-28 08:43:32,882 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-10-28 08:43:32,882 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-10-28 08:43:32,883 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-10-28 08:43:32,884 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-10-28 08:43:32,885 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_73ed424c-6ec2-41de-ad51-7e97bb1ba8b7/bin/uautomizer-UnR33cPsHg/config/svcomp-Reach-32bit-Automizer_Default.epf [2021-10-28 08:43:32,919 INFO L113 SettingsManager]: Loading preferences was successful [2021-10-28 08:43:32,921 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-10-28 08:43:32,922 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2021-10-28 08:43:32,923 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2021-10-28 08:43:32,930 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-10-28 08:43:32,931 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-10-28 08:43:32,931 INFO L138 SettingsManager]: * Use SBE=true [2021-10-28 08:43:32,931 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-10-28 08:43:32,932 INFO L138 SettingsManager]: * sizeof long=4 [2021-10-28 08:43:32,932 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-10-28 08:43:32,933 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-10-28 08:43:32,933 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-10-28 08:43:32,933 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-10-28 08:43:32,934 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-10-28 08:43:32,934 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-10-28 08:43:32,934 INFO L138 SettingsManager]: * sizeof long double=12 [2021-10-28 08:43:32,934 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-10-28 08:43:32,935 INFO L138 SettingsManager]: * Use constant arrays=true [2021-10-28 08:43:32,935 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-10-28 08:43:32,935 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-10-28 08:43:32,935 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-10-28 08:43:32,936 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-10-28 08:43:32,936 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-10-28 08:43:32,936 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-10-28 08:43:32,936 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-10-28 08:43:32,936 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-10-28 08:43:32,937 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2021-10-28 08:43:32,937 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-10-28 08:43:32,937 INFO L138 SettingsManager]: * Large block encoding in concurrent analysis=OFF [2021-10-28 08:43:32,937 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2021-10-28 08:43:32,938 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-10-28 08:43:32,938 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-10-28 08:43:32,938 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_73ed424c-6ec2-41de-ad51-7e97bb1ba8b7/bin/uautomizer-UnR33cPsHg/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_73ed424c-6ec2-41de-ad51-7e97bb1ba8b7/bin/uautomizer-UnR33cPsHg Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 0fa225959be52b1defd5d055d32ae3a8dd944c37a01adb589e2f547028e60f67 [2021-10-28 08:43:33,220 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-10-28 08:43:33,244 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-10-28 08:43:33,246 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-10-28 08:43:33,247 INFO L271 PluginConnector]: Initializing CDTParser... [2021-10-28 08:43:33,248 INFO L275 PluginConnector]: CDTParser initialized [2021-10-28 08:43:33,249 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_73ed424c-6ec2-41de-ad51-7e97bb1ba8b7/bin/uautomizer-UnR33cPsHg/../../sv-benchmarks/c/product-lines/minepump_spec1_product60.cil.c [2021-10-28 08:43:33,319 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_73ed424c-6ec2-41de-ad51-7e97bb1ba8b7/bin/uautomizer-UnR33cPsHg/data/dfa1e52c8/82e8e761de154d4cafb639504b776c5d/FLAG4f32bfe04 [2021-10-28 08:43:33,928 INFO L306 CDTParser]: Found 1 translation units. [2021-10-28 08:43:33,929 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_73ed424c-6ec2-41de-ad51-7e97bb1ba8b7/sv-benchmarks/c/product-lines/minepump_spec1_product60.cil.c [2021-10-28 08:43:33,957 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_73ed424c-6ec2-41de-ad51-7e97bb1ba8b7/bin/uautomizer-UnR33cPsHg/data/dfa1e52c8/82e8e761de154d4cafb639504b776c5d/FLAG4f32bfe04 [2021-10-28 08:43:34,202 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_73ed424c-6ec2-41de-ad51-7e97bb1ba8b7/bin/uautomizer-UnR33cPsHg/data/dfa1e52c8/82e8e761de154d4cafb639504b776c5d [2021-10-28 08:43:34,205 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-10-28 08:43:34,210 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-10-28 08:43:34,214 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-10-28 08:43:34,214 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-10-28 08:43:34,218 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-10-28 08:43:34,226 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 28.10 08:43:34" (1/1) ... [2021-10-28 08:43:34,227 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@4ab455ff and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 08:43:34, skipping insertion in model container [2021-10-28 08:43:34,228 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 28.10 08:43:34" (1/1) ... [2021-10-28 08:43:34,235 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-10-28 08:43:34,307 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-10-28 08:43:34,590 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_73ed424c-6ec2-41de-ad51-7e97bb1ba8b7/sv-benchmarks/c/product-lines/minepump_spec1_product60.cil.c[14569,14582] [2021-10-28 08:43:34,618 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-10-28 08:43:34,629 INFO L203 MainTranslator]: Completed pre-run [2021-10-28 08:43:34,690 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_73ed424c-6ec2-41de-ad51-7e97bb1ba8b7/sv-benchmarks/c/product-lines/minepump_spec1_product60.cil.c[14569,14582] [2021-10-28 08:43:34,706 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-10-28 08:43:34,725 INFO L208 MainTranslator]: Completed translation [2021-10-28 08:43:34,725 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 08:43:34 WrapperNode [2021-10-28 08:43:34,726 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-10-28 08:43:34,727 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-10-28 08:43:34,727 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-10-28 08:43:34,727 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-10-28 08:43:34,751 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 08:43:34" (1/1) ... [2021-10-28 08:43:34,772 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 08:43:34" (1/1) ... [2021-10-28 08:43:34,855 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-10-28 08:43:34,856 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-10-28 08:43:34,856 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-10-28 08:43:34,857 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-10-28 08:43:34,865 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 08:43:34" (1/1) ... [2021-10-28 08:43:34,866 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 08:43:34" (1/1) ... [2021-10-28 08:43:34,881 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 08:43:34" (1/1) ... [2021-10-28 08:43:34,882 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 08:43:34" (1/1) ... [2021-10-28 08:43:34,919 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 08:43:34" (1/1) ... [2021-10-28 08:43:34,928 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 08:43:34" (1/1) ... [2021-10-28 08:43:34,931 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 08:43:34" (1/1) ... [2021-10-28 08:43:34,936 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-10-28 08:43:34,937 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-10-28 08:43:34,937 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-10-28 08:43:34,937 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-10-28 08:43:34,938 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 08:43:34" (1/1) ... [2021-10-28 08:43:34,959 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-10-28 08:43:34,974 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_73ed424c-6ec2-41de-ad51-7e97bb1ba8b7/bin/uautomizer-UnR33cPsHg/z3 [2021-10-28 08:43:35,003 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_73ed424c-6ec2-41de-ad51-7e97bb1ba8b7/bin/uautomizer-UnR33cPsHg/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2021-10-28 08:43:35,007 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_73ed424c-6ec2-41de-ad51-7e97bb1ba8b7/bin/uautomizer-UnR33cPsHg/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2021-10-28 08:43:35,038 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-10-28 08:43:35,038 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-10-28 08:43:35,038 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-10-28 08:43:35,039 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-10-28 08:43:36,031 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-10-28 08:43:36,032 INFO L299 CfgBuilder]: Removed 198 assume(true) statements. [2021-10-28 08:43:36,034 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 28.10 08:43:36 BoogieIcfgContainer [2021-10-28 08:43:36,034 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-10-28 08:43:36,036 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2021-10-28 08:43:36,037 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2021-10-28 08:43:36,040 INFO L275 PluginConnector]: TraceAbstraction initialized [2021-10-28 08:43:36,041 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 28.10 08:43:34" (1/3) ... [2021-10-28 08:43:36,043 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@5a3374ea and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 28.10 08:43:36, skipping insertion in model container [2021-10-28 08:43:36,043 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 08:43:34" (2/3) ... [2021-10-28 08:43:36,044 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@5a3374ea and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 28.10 08:43:36, skipping insertion in model container [2021-10-28 08:43:36,044 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 28.10 08:43:36" (3/3) ... [2021-10-28 08:43:36,046 INFO L111 eAbstractionObserver]: Analyzing ICFG minepump_spec1_product60.cil.c [2021-10-28 08:43:36,055 INFO L204 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2021-10-28 08:43:36,056 INFO L163 ceAbstractionStarter]: Applying trace abstraction to program that has 3 error locations. [2021-10-28 08:43:36,116 INFO L338 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2021-10-28 08:43:36,123 INFO L339 AbstractCegarLoop]: Settings: SEPARATE_VIOLATION_CHECK=true, mInterprocedural=true, mMaxIterations=1000000, mWatchIteration=1000000, mArtifact=RCFG, mInterpolation=FPandBP, mInterpolantAutomaton=STRAIGHT_LINE, mDumpAutomata=false, mAutomataFormat=ATS_NUMERATE, mDumpPath=., mDeterminiation=PREDICATE_ABSTRACTION, mMinimize=MINIMIZE_SEVPA, mHoare=true, mAutomataTypeConcurrency=PETRI_NET, mHoareTripleChecks=INCREMENTAL, mHoareAnnotationPositions=LoopsAndPotentialCycles, mDumpOnlyReuseAutomata=false, mLimitTraceHistogram=0, mErrorLocTimeLimit=0, mLimitPathProgramCount=0, mCollectInterpolantStatistics=true, mHeuristicEmptinessCheck=false, mHeuristicEmptinessCheckAStarHeuristic=ZERO, mHeuristicEmptinessCheckAStarHeuristicRandomSeed=1337, mHeuristicEmptinessCheckSmtFeatureScoringMethod=DAGSIZE, mSMTFeatureExtraction=false, mSMTFeatureExtractionDumpPath=., mOverrideInterpolantAutomaton=false, mMcrInterpolantMethod=WP, mLoopAccelerationTechnique=FAST_UPR [2021-10-28 08:43:36,127 INFO L340 AbstractCegarLoop]: Starting to check reachability of 3 error locations. [2021-10-28 08:43:36,151 INFO L276 IsEmpty]: Start isEmpty. Operand has 137 states, 133 states have (on average 1.5338345864661653) internal successors, (204), 136 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) [2021-10-28 08:43:36,158 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-10-28 08:43:36,158 INFO L505 BasicCegarLoop]: Found error trace [2021-10-28 08:43:36,159 INFO L513 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-10-28 08:43:36,160 INFO L402 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION] === [2021-10-28 08:43:36,166 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-28 08:43:36,166 INFO L85 PathProgramCache]: Analyzing trace with hash 1851082586, now seen corresponding path program 1 times [2021-10-28 08:43:36,174 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-28 08:43:36,175 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [390144193] [2021-10-28 08:43:36,175 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-28 08:43:36,176 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-28 08:43:36,312 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-28 08:43:36,401 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-28 08:43:36,401 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-10-28 08:43:36,401 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [390144193] [2021-10-28 08:43:36,402 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [390144193] provided 1 perfect and 0 imperfect interpolant sequences [2021-10-28 08:43:36,402 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-10-28 08:43:36,403 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2021-10-28 08:43:36,404 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1004193752] [2021-10-28 08:43:36,409 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2021-10-28 08:43:36,410 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-10-28 08:43:36,421 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2021-10-28 08:43:36,422 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2021-10-28 08:43:36,425 INFO L87 Difference]: Start difference. First operand has 137 states, 133 states have (on average 1.5338345864661653) internal successors, (204), 136 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 8.0) internal successors, (16), 2 states have internal predecessors, (16), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-28 08:43:36,457 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-28 08:43:36,457 INFO L93 Difference]: Finished difference Result 268 states and 401 transitions. [2021-10-28 08:43:36,457 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-10-28 08:43:36,459 INFO L78 Accepts]: Start accepts. Automaton has has 2 states, 2 states have (on average 8.0) internal successors, (16), 2 states have internal predecessors, (16), 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 16 [2021-10-28 08:43:36,459 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-28 08:43:36,469 INFO L225 Difference]: With dead ends: 268 [2021-10-28 08:43:36,469 INFO L226 Difference]: Without dead ends: 133 [2021-10-28 08:43:36,472 INFO L786 BasicCegarLoop]: 0 DeclaredPredicates, 2 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2021-10-28 08:43:36,489 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 133 states. [2021-10-28 08:43:36,521 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 133 to 133. [2021-10-28 08:43:36,522 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 133 states, 130 states have (on average 1.476923076923077) internal successors, (192), 132 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) [2021-10-28 08:43:36,525 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 133 states to 133 states and 192 transitions. [2021-10-28 08:43:36,526 INFO L78 Accepts]: Start accepts. Automaton has 133 states and 192 transitions. Word has length 16 [2021-10-28 08:43:36,527 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-28 08:43:36,527 INFO L470 AbstractCegarLoop]: Abstraction has 133 states and 192 transitions. [2021-10-28 08:43:36,527 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 8.0) internal successors, (16), 2 states have internal predecessors, (16), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-28 08:43:36,527 INFO L276 IsEmpty]: Start isEmpty. Operand 133 states and 192 transitions. [2021-10-28 08:43:36,528 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2021-10-28 08:43:36,529 INFO L505 BasicCegarLoop]: Found error trace [2021-10-28 08:43:36,529 INFO L513 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-10-28 08:43:36,529 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2021-10-28 08:43:36,529 INFO L402 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION] === [2021-10-28 08:43:36,530 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-28 08:43:36,530 INFO L85 PathProgramCache]: Analyzing trace with hash 804325689, now seen corresponding path program 1 times [2021-10-28 08:43:36,531 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-28 08:43:36,531 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1200549772] [2021-10-28 08:43:36,531 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-28 08:43:36,531 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-28 08:43:36,578 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-28 08:43:36,636 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-28 08:43:36,651 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-10-28 08:43:36,651 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1200549772] [2021-10-28 08:43:36,651 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1200549772] provided 1 perfect and 0 imperfect interpolant sequences [2021-10-28 08:43:36,652 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-10-28 08:43:36,652 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-10-28 08:43:36,652 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1564170083] [2021-10-28 08:43:36,653 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2021-10-28 08:43:36,653 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-10-28 08:43:36,654 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-10-28 08:43:36,655 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-10-28 08:43:36,655 INFO L87 Difference]: Start difference. First operand 133 states and 192 transitions. Second operand has 3 states, 3 states have (on average 5.666666666666667) internal successors, (17), 3 states have internal predecessors, (17), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-28 08:43:36,667 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-28 08:43:36,667 INFO L93 Difference]: Finished difference Result 133 states and 192 transitions. [2021-10-28 08:43:36,668 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-10-28 08:43:36,668 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 5.666666666666667) internal successors, (17), 3 states have internal predecessors, (17), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 17 [2021-10-28 08:43:36,668 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-28 08:43:36,669 INFO L225 Difference]: With dead ends: 133 [2021-10-28 08:43:36,669 INFO L226 Difference]: Without dead ends: 55 [2021-10-28 08:43:36,671 INFO L786 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-10-28 08:43:36,671 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 55 states. [2021-10-28 08:43:36,676 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 55 to 55. [2021-10-28 08:43:36,676 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 55 states, 54 states have (on average 1.462962962962963) internal successors, (79), 54 states have internal predecessors, (79), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-28 08:43:36,677 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 55 states to 55 states and 79 transitions. [2021-10-28 08:43:36,678 INFO L78 Accepts]: Start accepts. Automaton has 55 states and 79 transitions. Word has length 17 [2021-10-28 08:43:36,678 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-28 08:43:36,678 INFO L470 AbstractCegarLoop]: Abstraction has 55 states and 79 transitions. [2021-10-28 08:43:36,678 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 5.666666666666667) internal successors, (17), 3 states have internal predecessors, (17), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-28 08:43:36,678 INFO L276 IsEmpty]: Start isEmpty. Operand 55 states and 79 transitions. [2021-10-28 08:43:36,679 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2021-10-28 08:43:36,679 INFO L505 BasicCegarLoop]: Found error trace [2021-10-28 08:43:36,680 INFO L513 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-10-28 08:43:36,680 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2021-10-28 08:43:36,680 INFO L402 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION] === [2021-10-28 08:43:36,681 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-28 08:43:36,681 INFO L85 PathProgramCache]: Analyzing trace with hash 934734913, now seen corresponding path program 1 times [2021-10-28 08:43:36,681 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-28 08:43:36,681 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2115322459] [2021-10-28 08:43:36,682 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-28 08:43:36,682 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-28 08:43:36,729 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-28 08:43:36,808 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-28 08:43:36,809 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-10-28 08:43:36,810 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2115322459] [2021-10-28 08:43:36,812 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2115322459] provided 1 perfect and 0 imperfect interpolant sequences [2021-10-28 08:43:36,812 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-10-28 08:43:36,812 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2021-10-28 08:43:36,813 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [263319257] [2021-10-28 08:43:36,814 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2021-10-28 08:43:36,815 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-10-28 08:43:36,815 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2021-10-28 08:43:36,816 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2021-10-28 08:43:36,817 INFO L87 Difference]: Start difference. First operand 55 states and 79 transitions. Second operand has 5 states, 5 states have (on average 4.4) internal successors, (22), 5 states have internal predecessors, (22), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-28 08:43:36,914 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-28 08:43:36,914 INFO L93 Difference]: Finished difference Result 127 states and 186 transitions. [2021-10-28 08:43:36,914 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-10-28 08:43:36,915 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 4.4) internal successors, (22), 5 states have internal predecessors, (22), 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 22 [2021-10-28 08:43:36,915 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-28 08:43:36,916 INFO L225 Difference]: With dead ends: 127 [2021-10-28 08:43:36,916 INFO L226 Difference]: Without dead ends: 78 [2021-10-28 08:43:36,917 INFO L786 BasicCegarLoop]: 0 DeclaredPredicates, 11 GetRequests, 5 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=22, Invalid=34, Unknown=0, NotChecked=0, Total=56 [2021-10-28 08:43:36,917 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 78 states. [2021-10-28 08:43:36,926 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 78 to 74. [2021-10-28 08:43:36,927 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 74 states, 73 states have (on average 1.4794520547945205) internal successors, (108), 73 states have internal predecessors, (108), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-28 08:43:36,928 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 74 states to 74 states and 108 transitions. [2021-10-28 08:43:36,928 INFO L78 Accepts]: Start accepts. Automaton has 74 states and 108 transitions. Word has length 22 [2021-10-28 08:43:36,928 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-28 08:43:36,929 INFO L470 AbstractCegarLoop]: Abstraction has 74 states and 108 transitions. [2021-10-28 08:43:36,929 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 4.4) internal successors, (22), 5 states have internal predecessors, (22), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-28 08:43:36,929 INFO L276 IsEmpty]: Start isEmpty. Operand 74 states and 108 transitions. [2021-10-28 08:43:36,930 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2021-10-28 08:43:36,930 INFO L505 BasicCegarLoop]: Found error trace [2021-10-28 08:43:36,930 INFO L513 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-10-28 08:43:36,930 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2021-10-28 08:43:36,931 INFO L402 AbstractCegarLoop]: === Iteration 4 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION] === [2021-10-28 08:43:36,931 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-28 08:43:36,932 INFO L85 PathProgramCache]: Analyzing trace with hash -2102865864, now seen corresponding path program 1 times [2021-10-28 08:43:36,932 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-28 08:43:36,932 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1044969743] [2021-10-28 08:43:36,932 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-28 08:43:36,932 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-28 08:43:36,960 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-28 08:43:37,017 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-28 08:43:37,018 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-10-28 08:43:37,018 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1044969743] [2021-10-28 08:43:37,022 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1044969743] provided 1 perfect and 0 imperfect interpolant sequences [2021-10-28 08:43:37,024 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-10-28 08:43:37,024 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2021-10-28 08:43:37,024 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [420130108] [2021-10-28 08:43:37,025 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2021-10-28 08:43:37,025 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-10-28 08:43:37,026 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-10-28 08:43:37,026 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-10-28 08:43:37,027 INFO L87 Difference]: Start difference. First operand 74 states and 108 transitions. Second operand has 3 states, 3 states have (on average 8.0) internal successors, (24), 2 states have internal predecessors, (24), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-28 08:43:37,069 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-28 08:43:37,069 INFO L93 Difference]: Finished difference Result 163 states and 240 transitions. [2021-10-28 08:43:37,069 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-10-28 08:43:37,070 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 8.0) internal successors, (24), 2 states have internal predecessors, (24), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 24 [2021-10-28 08:43:37,070 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-28 08:43:37,073 INFO L225 Difference]: With dead ends: 163 [2021-10-28 08:43:37,073 INFO L226 Difference]: Without dead ends: 95 [2021-10-28 08:43:37,075 INFO L786 BasicCegarLoop]: 0 DeclaredPredicates, 2 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-10-28 08:43:37,076 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 95 states. [2021-10-28 08:43:37,097 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 95 to 93. [2021-10-28 08:43:37,097 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 93 states, 92 states have (on average 1.434782608695652) internal successors, (132), 92 states have internal predecessors, (132), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-28 08:43:37,098 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 93 states to 93 states and 132 transitions. [2021-10-28 08:43:37,098 INFO L78 Accepts]: Start accepts. Automaton has 93 states and 132 transitions. Word has length 24 [2021-10-28 08:43:37,099 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-28 08:43:37,099 INFO L470 AbstractCegarLoop]: Abstraction has 93 states and 132 transitions. [2021-10-28 08:43:37,099 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 8.0) internal successors, (24), 2 states have internal predecessors, (24), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-28 08:43:37,100 INFO L276 IsEmpty]: Start isEmpty. Operand 93 states and 132 transitions. [2021-10-28 08:43:37,100 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2021-10-28 08:43:37,101 INFO L505 BasicCegarLoop]: Found error trace [2021-10-28 08:43:37,101 INFO L513 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-10-28 08:43:37,101 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2021-10-28 08:43:37,101 INFO L402 AbstractCegarLoop]: === Iteration 5 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION] === [2021-10-28 08:43:37,102 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-28 08:43:37,102 INFO L85 PathProgramCache]: Analyzing trace with hash 379959382, now seen corresponding path program 1 times [2021-10-28 08:43:37,102 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-28 08:43:37,103 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [425892144] [2021-10-28 08:43:37,103 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-28 08:43:37,103 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-28 08:43:37,125 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-28 08:43:37,172 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-28 08:43:37,172 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-10-28 08:43:37,172 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [425892144] [2021-10-28 08:43:37,173 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [425892144] provided 1 perfect and 0 imperfect interpolant sequences [2021-10-28 08:43:37,173 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-10-28 08:43:37,173 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2021-10-28 08:43:37,173 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [550548232] [2021-10-28 08:43:37,174 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2021-10-28 08:43:37,174 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-10-28 08:43:37,175 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2021-10-28 08:43:37,175 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2021-10-28 08:43:37,175 INFO L87 Difference]: Start difference. First operand 93 states and 132 transitions. Second operand has 5 states, 5 states have (on average 5.0) internal successors, (25), 4 states have internal predecessors, (25), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-28 08:43:37,317 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-28 08:43:37,318 INFO L93 Difference]: Finished difference Result 477 states and 692 transitions. [2021-10-28 08:43:37,318 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-10-28 08:43:37,318 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 5.0) internal successors, (25), 4 states have internal predecessors, (25), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 25 [2021-10-28 08:43:37,319 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-28 08:43:37,322 INFO L225 Difference]: With dead ends: 477 [2021-10-28 08:43:37,322 INFO L226 Difference]: Without dead ends: 390 [2021-10-28 08:43:37,325 INFO L786 BasicCegarLoop]: 0 DeclaredPredicates, 8 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 5 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=27, Invalid=45, Unknown=0, NotChecked=0, Total=72 [2021-10-28 08:43:37,327 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 390 states. [2021-10-28 08:43:37,365 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 390 to 172. [2021-10-28 08:43:37,366 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 172 states, 171 states have (on average 1.4152046783625731) internal successors, (242), 171 states have internal predecessors, (242), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-28 08:43:37,369 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 172 states to 172 states and 242 transitions. [2021-10-28 08:43:37,370 INFO L78 Accepts]: Start accepts. Automaton has 172 states and 242 transitions. Word has length 25 [2021-10-28 08:43:37,370 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-28 08:43:37,370 INFO L470 AbstractCegarLoop]: Abstraction has 172 states and 242 transitions. [2021-10-28 08:43:37,371 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 5.0) internal successors, (25), 4 states have internal predecessors, (25), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-28 08:43:37,372 INFO L276 IsEmpty]: Start isEmpty. Operand 172 states and 242 transitions. [2021-10-28 08:43:37,376 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2021-10-28 08:43:37,377 INFO L505 BasicCegarLoop]: Found error trace [2021-10-28 08:43:37,377 INFO L513 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-10-28 08:43:37,377 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2021-10-28 08:43:37,377 INFO L402 AbstractCegarLoop]: === Iteration 6 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION] === [2021-10-28 08:43:37,378 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-28 08:43:37,378 INFO L85 PathProgramCache]: Analyzing trace with hash 176152288, now seen corresponding path program 1 times [2021-10-28 08:43:37,378 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-28 08:43:37,378 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1286219598] [2021-10-28 08:43:37,379 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-28 08:43:37,379 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-28 08:43:37,423 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-28 08:43:37,488 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-28 08:43:37,488 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-10-28 08:43:37,488 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1286219598] [2021-10-28 08:43:37,489 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1286219598] provided 1 perfect and 0 imperfect interpolant sequences [2021-10-28 08:43:37,489 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-10-28 08:43:37,489 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2021-10-28 08:43:37,489 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1170557389] [2021-10-28 08:43:37,490 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2021-10-28 08:43:37,494 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-10-28 08:43:37,494 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2021-10-28 08:43:37,494 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2021-10-28 08:43:37,495 INFO L87 Difference]: Start difference. First operand 172 states and 242 transitions. Second operand has 5 states, 5 states have (on average 5.2) internal successors, (26), 4 states have internal predecessors, (26), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-28 08:43:37,624 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-28 08:43:37,624 INFO L93 Difference]: Finished difference Result 490 states and 693 transitions. [2021-10-28 08:43:37,625 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2021-10-28 08:43:37,625 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 5.2) internal successors, (26), 4 states have internal predecessors, (26), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 26 [2021-10-28 08:43:37,625 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-28 08:43:37,634 INFO L225 Difference]: With dead ends: 490 [2021-10-28 08:43:37,635 INFO L226 Difference]: Without dead ends: 488 [2021-10-28 08:43:37,636 INFO L786 BasicCegarLoop]: 0 DeclaredPredicates, 8 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 5 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=27, Invalid=45, Unknown=0, NotChecked=0, Total=72 [2021-10-28 08:43:37,637 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 488 states. [2021-10-28 08:43:37,663 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 488 to 172. [2021-10-28 08:43:37,664 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 172 states, 171 states have (on average 1.4035087719298245) internal successors, (240), 171 states have internal predecessors, (240), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-28 08:43:37,665 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 172 states to 172 states and 240 transitions. [2021-10-28 08:43:37,665 INFO L78 Accepts]: Start accepts. Automaton has 172 states and 240 transitions. Word has length 26 [2021-10-28 08:43:37,666 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-28 08:43:37,666 INFO L470 AbstractCegarLoop]: Abstraction has 172 states and 240 transitions. [2021-10-28 08:43:37,666 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 5.2) internal successors, (26), 4 states have internal predecessors, (26), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-28 08:43:37,666 INFO L276 IsEmpty]: Start isEmpty. Operand 172 states and 240 transitions. [2021-10-28 08:43:37,667 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2021-10-28 08:43:37,668 INFO L505 BasicCegarLoop]: Found error trace [2021-10-28 08:43:37,668 INFO L513 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-10-28 08:43:37,668 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5 [2021-10-28 08:43:37,668 INFO L402 AbstractCegarLoop]: === Iteration 7 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION] === [2021-10-28 08:43:37,669 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-28 08:43:37,669 INFO L85 PathProgramCache]: Analyzing trace with hash -531386443, now seen corresponding path program 1 times [2021-10-28 08:43:37,669 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-28 08:43:37,670 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [334272243] [2021-10-28 08:43:37,670 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-28 08:43:37,670 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-28 08:43:37,692 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-28 08:43:37,741 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-28 08:43:37,741 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-10-28 08:43:37,741 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [334272243] [2021-10-28 08:43:37,741 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [334272243] provided 1 perfect and 0 imperfect interpolant sequences [2021-10-28 08:43:37,742 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-10-28 08:43:37,742 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2021-10-28 08:43:37,742 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [747937298] [2021-10-28 08:43:37,742 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2021-10-28 08:43:37,743 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-10-28 08:43:37,743 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2021-10-28 08:43:37,744 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2021-10-28 08:43:37,744 INFO L87 Difference]: Start difference. First operand 172 states and 240 transitions. Second operand has 5 states, 5 states have (on average 6.8) internal successors, (34), 5 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) [2021-10-28 08:43:37,834 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-28 08:43:37,835 INFO L93 Difference]: Finished difference Result 500 states and 692 transitions. [2021-10-28 08:43:37,835 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-10-28 08:43:37,835 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 6.8) internal successors, (34), 5 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 [2021-10-28 08:43:37,835 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-28 08:43:37,837 INFO L225 Difference]: With dead ends: 500 [2021-10-28 08:43:37,838 INFO L226 Difference]: Without dead ends: 334 [2021-10-28 08:43:37,838 INFO L786 BasicCegarLoop]: 0 DeclaredPredicates, 9 GetRequests, 4 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=17, Invalid=25, Unknown=0, NotChecked=0, Total=42 [2021-10-28 08:43:37,839 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 334 states. [2021-10-28 08:43:37,856 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 334 to 184. [2021-10-28 08:43:37,857 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 184 states, 183 states have (on average 1.3770491803278688) internal successors, (252), 183 states have internal predecessors, (252), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-28 08:43:37,858 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 184 states to 184 states and 252 transitions. [2021-10-28 08:43:37,858 INFO L78 Accepts]: Start accepts. Automaton has 184 states and 252 transitions. Word has length 34 [2021-10-28 08:43:37,858 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-28 08:43:37,858 INFO L470 AbstractCegarLoop]: Abstraction has 184 states and 252 transitions. [2021-10-28 08:43:37,859 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 6.8) internal successors, (34), 5 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) [2021-10-28 08:43:37,859 INFO L276 IsEmpty]: Start isEmpty. Operand 184 states and 252 transitions. [2021-10-28 08:43:37,860 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2021-10-28 08:43:37,860 INFO L505 BasicCegarLoop]: Found error trace [2021-10-28 08:43:37,860 INFO L513 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-10-28 08:43:37,860 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6 [2021-10-28 08:43:37,860 INFO L402 AbstractCegarLoop]: === Iteration 8 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION] === [2021-10-28 08:43:37,861 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-28 08:43:37,861 INFO L85 PathProgramCache]: Analyzing trace with hash -1118192457, now seen corresponding path program 1 times [2021-10-28 08:43:37,861 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-28 08:43:37,861 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [673333485] [2021-10-28 08:43:37,861 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-28 08:43:37,862 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-28 08:43:37,877 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-28 08:43:37,908 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-28 08:43:37,908 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-10-28 08:43:37,909 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [673333485] [2021-10-28 08:43:37,909 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [673333485] provided 1 perfect and 0 imperfect interpolant sequences [2021-10-28 08:43:37,909 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-10-28 08:43:37,909 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2021-10-28 08:43:37,909 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [751623284] [2021-10-28 08:43:37,910 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2021-10-28 08:43:37,910 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-10-28 08:43:37,910 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2021-10-28 08:43:37,911 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2021-10-28 08:43:37,911 INFO L87 Difference]: Start difference. First operand 184 states and 252 transitions. Second operand has 4 states, 4 states have (on average 8.5) 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) [2021-10-28 08:43:37,964 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-28 08:43:37,964 INFO L93 Difference]: Finished difference Result 458 states and 624 transitions. [2021-10-28 08:43:37,965 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-10-28 08:43:37,965 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 8.5) 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 [2021-10-28 08:43:37,966 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-28 08:43:37,967 INFO L225 Difference]: With dead ends: 458 [2021-10-28 08:43:37,968 INFO L226 Difference]: Without dead ends: 280 [2021-10-28 08:43:37,968 INFO L786 BasicCegarLoop]: 0 DeclaredPredicates, 6 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2021-10-28 08:43:37,969 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 280 states. [2021-10-28 08:43:37,995 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 280 to 192. [2021-10-28 08:43:37,996 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 192 states, 191 states have (on average 1.361256544502618) internal successors, (260), 191 states have internal predecessors, (260), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-28 08:43:37,997 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 192 states to 192 states and 260 transitions. [2021-10-28 08:43:37,997 INFO L78 Accepts]: Start accepts. Automaton has 192 states and 260 transitions. Word has length 34 [2021-10-28 08:43:37,998 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-28 08:43:37,998 INFO L470 AbstractCegarLoop]: Abstraction has 192 states and 260 transitions. [2021-10-28 08:43:37,998 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 8.5) 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) [2021-10-28 08:43:37,999 INFO L276 IsEmpty]: Start isEmpty. Operand 192 states and 260 transitions. [2021-10-28 08:43:37,999 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2021-10-28 08:43:37,999 INFO L505 BasicCegarLoop]: Found error trace [2021-10-28 08:43:38,000 INFO L513 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-10-28 08:43:38,000 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable7 [2021-10-28 08:43:38,001 INFO L402 AbstractCegarLoop]: === Iteration 9 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION] === [2021-10-28 08:43:38,001 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-28 08:43:38,001 INFO L85 PathProgramCache]: Analyzing trace with hash 1896911161, now seen corresponding path program 1 times [2021-10-28 08:43:38,001 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-28 08:43:38,002 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [55139840] [2021-10-28 08:43:38,002 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-28 08:43:38,002 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-28 08:43:38,028 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-28 08:43:38,062 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-28 08:43:38,062 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-10-28 08:43:38,062 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [55139840] [2021-10-28 08:43:38,063 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [55139840] provided 1 perfect and 0 imperfect interpolant sequences [2021-10-28 08:43:38,063 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-10-28 08:43:38,063 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2021-10-28 08:43:38,063 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1681348291] [2021-10-28 08:43:38,063 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2021-10-28 08:43:38,064 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-10-28 08:43:38,064 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-10-28 08:43:38,065 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-10-28 08:43:38,065 INFO L87 Difference]: Start difference. First operand 192 states and 260 transitions. Second operand has 3 states, 3 states have (on average 11.333333333333334) internal successors, (34), 2 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) [2021-10-28 08:43:38,114 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-28 08:43:38,115 INFO L93 Difference]: Finished difference Result 466 states and 630 transitions. [2021-10-28 08:43:38,115 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-10-28 08:43:38,115 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 11.333333333333334) internal successors, (34), 2 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 [2021-10-28 08:43:38,116 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-28 08:43:38,117 INFO L225 Difference]: With dead ends: 466 [2021-10-28 08:43:38,117 INFO L226 Difference]: Without dead ends: 280 [2021-10-28 08:43:38,119 INFO L786 BasicCegarLoop]: 0 DeclaredPredicates, 2 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-10-28 08:43:38,120 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 280 states. [2021-10-28 08:43:38,168 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 280 to 280. [2021-10-28 08:43:38,169 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 280 states, 279 states have (on average 1.3261648745519714) internal successors, (370), 279 states have internal predecessors, (370), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-28 08:43:38,170 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 280 states to 280 states and 370 transitions. [2021-10-28 08:43:38,170 INFO L78 Accepts]: Start accepts. Automaton has 280 states and 370 transitions. Word has length 34 [2021-10-28 08:43:38,171 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-28 08:43:38,171 INFO L470 AbstractCegarLoop]: Abstraction has 280 states and 370 transitions. [2021-10-28 08:43:38,171 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 11.333333333333334) internal successors, (34), 2 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) [2021-10-28 08:43:38,171 INFO L276 IsEmpty]: Start isEmpty. Operand 280 states and 370 transitions. [2021-10-28 08:43:38,174 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 36 [2021-10-28 08:43:38,174 INFO L505 BasicCegarLoop]: Found error trace [2021-10-28 08:43:38,174 INFO L513 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-10-28 08:43:38,175 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable8 [2021-10-28 08:43:38,175 INFO L402 AbstractCegarLoop]: === Iteration 10 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION] === [2021-10-28 08:43:38,175 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-28 08:43:38,176 INFO L85 PathProgramCache]: Analyzing trace with hash -881620425, now seen corresponding path program 1 times [2021-10-28 08:43:38,176 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-28 08:43:38,177 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1085225719] [2021-10-28 08:43:38,177 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-28 08:43:38,177 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-28 08:43:38,198 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-28 08:43:38,279 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-28 08:43:38,280 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-10-28 08:43:38,280 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1085225719] [2021-10-28 08:43:38,280 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1085225719] provided 1 perfect and 0 imperfect interpolant sequences [2021-10-28 08:43:38,280 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-10-28 08:43:38,280 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2021-10-28 08:43:38,281 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [8781799] [2021-10-28 08:43:38,281 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 8 states [2021-10-28 08:43:38,281 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-10-28 08:43:38,282 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2021-10-28 08:43:38,282 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=13, Invalid=43, Unknown=0, NotChecked=0, Total=56 [2021-10-28 08:43:38,282 INFO L87 Difference]: Start difference. First operand 280 states and 370 transitions. Second operand has 8 states, 8 states have (on average 4.375) internal successors, (35), 8 states have internal predecessors, (35), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-28 08:43:38,702 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-28 08:43:38,703 INFO L93 Difference]: Finished difference Result 1008 states and 1334 transitions. [2021-10-28 08:43:38,703 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2021-10-28 08:43:38,703 INFO L78 Accepts]: Start accepts. Automaton has has 8 states, 8 states have (on average 4.375) internal successors, (35), 8 states have internal predecessors, (35), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 35 [2021-10-28 08:43:38,704 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-28 08:43:38,708 INFO L225 Difference]: With dead ends: 1008 [2021-10-28 08:43:38,708 INFO L226 Difference]: Without dead ends: 734 [2021-10-28 08:43:38,709 INFO L786 BasicCegarLoop]: 0 DeclaredPredicates, 28 GetRequests, 9 SyntacticMatches, 0 SemanticMatches, 19 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 46 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=139, Invalid=281, Unknown=0, NotChecked=0, Total=420 [2021-10-28 08:43:38,710 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 734 states. [2021-10-28 08:43:38,745 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 734 to 280. [2021-10-28 08:43:38,746 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 280 states, 279 states have (on average 1.3010752688172043) internal successors, (363), 279 states have internal predecessors, (363), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-28 08:43:38,747 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 280 states to 280 states and 363 transitions. [2021-10-28 08:43:38,748 INFO L78 Accepts]: Start accepts. Automaton has 280 states and 363 transitions. Word has length 35 [2021-10-28 08:43:38,749 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-28 08:43:38,749 INFO L470 AbstractCegarLoop]: Abstraction has 280 states and 363 transitions. [2021-10-28 08:43:38,750 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 8 states, 8 states have (on average 4.375) internal successors, (35), 8 states have internal predecessors, (35), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-28 08:43:38,750 INFO L276 IsEmpty]: Start isEmpty. Operand 280 states and 363 transitions. [2021-10-28 08:43:38,751 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 57 [2021-10-28 08:43:38,751 INFO L505 BasicCegarLoop]: Found error trace [2021-10-28 08:43:38,751 INFO L513 BasicCegarLoop]: trace histogram [2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-10-28 08:43:38,751 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable9 [2021-10-28 08:43:38,752 INFO L402 AbstractCegarLoop]: === Iteration 11 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION] === [2021-10-28 08:43:38,752 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-28 08:43:38,752 INFO L85 PathProgramCache]: Analyzing trace with hash -1734965659, now seen corresponding path program 1 times [2021-10-28 08:43:38,752 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-28 08:43:38,754 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1072901011] [2021-10-28 08:43:38,755 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-28 08:43:38,755 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-28 08:43:38,815 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-28 08:43:38,885 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 14 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-28 08:43:38,885 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-10-28 08:43:38,885 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1072901011] [2021-10-28 08:43:38,885 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1072901011] provided 1 perfect and 0 imperfect interpolant sequences [2021-10-28 08:43:38,885 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-10-28 08:43:38,886 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2021-10-28 08:43:38,886 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1138592378] [2021-10-28 08:43:38,886 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2021-10-28 08:43:38,887 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-10-28 08:43:38,887 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2021-10-28 08:43:38,887 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=10, Invalid=20, Unknown=0, NotChecked=0, Total=30 [2021-10-28 08:43:38,888 INFO L87 Difference]: Start difference. First operand 280 states and 363 transitions. Second operand has 6 states, 6 states have (on average 9.333333333333334) internal successors, (56), 6 states have internal predecessors, (56), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-28 08:43:39,244 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-28 08:43:39,245 INFO L93 Difference]: Finished difference Result 1458 states and 1932 transitions. [2021-10-28 08:43:39,245 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2021-10-28 08:43:39,245 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 6 states have (on average 9.333333333333334) internal successors, (56), 6 states have internal predecessors, (56), 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 56 [2021-10-28 08:43:39,246 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-28 08:43:39,252 INFO L225 Difference]: With dead ends: 1458 [2021-10-28 08:43:39,253 INFO L226 Difference]: Without dead ends: 1272 [2021-10-28 08:43:39,254 INFO L786 BasicCegarLoop]: 0 DeclaredPredicates, 17 GetRequests, 7 SyntacticMatches, 0 SemanticMatches, 10 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 16 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=47, Invalid=85, Unknown=0, NotChecked=0, Total=132 [2021-10-28 08:43:39,255 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1272 states. [2021-10-28 08:43:39,334 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1272 to 548. [2021-10-28 08:43:39,336 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 548 states, 547 states have (on average 1.3016453382084094) internal successors, (712), 547 states have internal predecessors, (712), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-28 08:43:39,338 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 548 states to 548 states and 712 transitions. [2021-10-28 08:43:39,338 INFO L78 Accepts]: Start accepts. Automaton has 548 states and 712 transitions. Word has length 56 [2021-10-28 08:43:39,338 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-28 08:43:39,338 INFO L470 AbstractCegarLoop]: Abstraction has 548 states and 712 transitions. [2021-10-28 08:43:39,339 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 9.333333333333334) internal successors, (56), 6 states have internal predecessors, (56), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-28 08:43:39,339 INFO L276 IsEmpty]: Start isEmpty. Operand 548 states and 712 transitions. [2021-10-28 08:43:39,340 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 57 [2021-10-28 08:43:39,340 INFO L505 BasicCegarLoop]: Found error trace [2021-10-28 08:43:39,340 INFO L513 BasicCegarLoop]: trace histogram [2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-10-28 08:43:39,341 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable10 [2021-10-28 08:43:39,341 INFO L402 AbstractCegarLoop]: === Iteration 12 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION] === [2021-10-28 08:43:39,341 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-28 08:43:39,341 INFO L85 PathProgramCache]: Analyzing trace with hash -1033901081, now seen corresponding path program 1 times [2021-10-28 08:43:39,342 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-28 08:43:39,342 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1651992417] [2021-10-28 08:43:39,342 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-28 08:43:39,342 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-28 08:43:39,361 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-28 08:43:39,423 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 3 proven. 0 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2021-10-28 08:43:39,423 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-10-28 08:43:39,423 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1651992417] [2021-10-28 08:43:39,423 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1651992417] provided 1 perfect and 0 imperfect interpolant sequences [2021-10-28 08:43:39,424 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-10-28 08:43:39,424 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2021-10-28 08:43:39,424 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [495207411] [2021-10-28 08:43:39,424 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2021-10-28 08:43:39,424 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-10-28 08:43:39,425 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2021-10-28 08:43:39,425 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2021-10-28 08:43:39,425 INFO L87 Difference]: Start difference. First operand 548 states and 712 transitions. Second operand has 5 states, 5 states have (on average 9.8) internal successors, (49), 5 states have internal predecessors, (49), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-28 08:43:39,533 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-28 08:43:39,533 INFO L93 Difference]: Finished difference Result 1114 states and 1447 transitions. [2021-10-28 08:43:39,534 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-10-28 08:43:39,534 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 9.8) internal successors, (49), 5 states have internal predecessors, (49), 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 56 [2021-10-28 08:43:39,534 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-28 08:43:39,535 INFO L225 Difference]: With dead ends: 1114 [2021-10-28 08:43:39,535 INFO L226 Difference]: Without dead ends: 0 [2021-10-28 08:43:39,536 INFO L786 BasicCegarLoop]: 0 DeclaredPredicates, 9 GetRequests, 4 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=17, Invalid=25, Unknown=0, NotChecked=0, Total=42 [2021-10-28 08:43:39,536 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2021-10-28 08:43:39,537 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2021-10-28 08:43:39,537 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 0 states, 0 states have (on average 0.0) internal successors, (0), 0 states have internal predecessors, (0), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-28 08:43:39,537 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2021-10-28 08:43:39,537 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 56 [2021-10-28 08:43:39,537 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-28 08:43:39,538 INFO L470 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2021-10-28 08:43:39,538 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 9.8) internal successors, (49), 5 states have internal predecessors, (49), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-28 08:43:39,538 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2021-10-28 08:43:39,538 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2021-10-28 08:43:39,541 INFO L764 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION [2021-10-28 08:43:39,541 INFO L764 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION [2021-10-28 08:43:39,541 INFO L764 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION [2021-10-28 08:43:39,542 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable11 [2021-10-28 08:43:39,544 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2021-10-28 08:43:39,548 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 08:43:39,550 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 08:43:39,551 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 08:43:40,029 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 08:43:40,155 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 08:43:40,156 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 08:43:40,156 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 08:43:40,157 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 08:43:40,157 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 08:43:40,159 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 08:43:40,294 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 08:43:40,294 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 08:43:40,295 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 08:43:40,295 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 08:43:40,296 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 08:43:40,297 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 08:43:41,109 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 08:43:41,109 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 08:43:41,110 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 08:43:41,111 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 08:43:41,309 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 08:43:41,794 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 08:43:41,794 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 08:43:41,795 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 08:43:41,808 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 08:43:41,809 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 08:43:41,810 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 08:43:41,810 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 08:43:41,811 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 08:43:41,811 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 08:43:41,835 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 08:43:41,847 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 08:43:41,848 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 08:43:41,849 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 08:43:41,849 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 08:43:41,850 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 08:43:41,851 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 08:43:41,852 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 08:43:41,852 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 08:43:42,328 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 08:43:42,329 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 08:43:42,330 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 08:43:42,330 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 08:43:42,360 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 08:43:42,561 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 08:43:42,561 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 08:43:42,562 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 08:43:42,899 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 08:43:42,900 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 08:43:42,900 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 08:43:42,901 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 08:43:43,303 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 08:43:43,304 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 08:43:43,304 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 08:43:43,305 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 08:43:43,306 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 08:43:49,817 INFO L857 garLoopResultBuilder]: For program point ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION(line 661) no Hoare annotation was computed. [2021-10-28 08:43:49,817 INFO L857 garLoopResultBuilder]: For program point L698(lines 698 704) no Hoare annotation was computed. [2021-10-28 08:43:49,817 INFO L853 garLoopResultBuilder]: At program point L698-1(lines 698 704) the Hoare annotation is: (let ((.cse0 (= ULTIMATE.start_main_~tmp~0 1)) (.cse1 (= ULTIMATE.start_test_~splverifierCounter~0 0)) (.cse2 (= |ULTIMATE.start_valid_product_#res| 1))) (or (and .cse0 .cse1 (<= 2 ~waterLevel~0) .cse2 (not (= 0 ~systemActive~0))) (and .cse0 .cse1 (= ~pumpRunning~0 0) (<= 1 ~waterLevel~0) .cse2))) [2021-10-28 08:43:49,818 INFO L853 garLoopResultBuilder]: At program point L203(lines 198 206) the Hoare annotation is: false [2021-10-28 08:43:49,818 INFO L853 garLoopResultBuilder]: At program point L203-1(lines 198 206) the Hoare annotation is: (let ((.cse0 (= ULTIMATE.start_main_~tmp~0 1)) (.cse1 (= ULTIMATE.start_test_~splverifierCounter~0 0)) (.cse2 (= ~pumpRunning~0 0)) (.cse5 (<= 2 ~waterLevel~0)) (.cse3 (= |ULTIMATE.start_isMethaneLevelCritical_#res| 0)) (.cse4 (= ~methaneLevelCritical~0 0)) (.cse6 (= |ULTIMATE.start_valid_product_#res| 1)) (.cse7 (not (= 0 ~systemActive~0)))) (or (and .cse0 .cse1 .cse2 .cse3 .cse4 .cse5 .cse6 .cse7) (and .cse0 .cse1 .cse2 .cse5 (not .cse3) (not .cse4) .cse6 .cse7))) [2021-10-28 08:43:49,818 INFO L853 garLoopResultBuilder]: At program point L203-2(lines 198 206) the Hoare annotation is: (let ((.cse0 (= ULTIMATE.start_main_~tmp~0 1)) (.cse1 (= ULTIMATE.start_test_~splverifierCounter~0 0)) (.cse2 (= ~pumpRunning~0 0)) (.cse3 (= |ULTIMATE.start_isMethaneLevelCritical_#res| 0)) (.cse4 (= ~methaneLevelCritical~0 0)) (.cse5 (<= 1 ~waterLevel~0)) (.cse6 (= |ULTIMATE.start_valid_product_#res| 1))) (or (and .cse0 .cse1 .cse2 .cse3 .cse4 .cse5 .cse6) (and .cse0 .cse1 .cse3 .cse4 (<= 2 ~waterLevel~0) .cse6 (not (= 0 ~systemActive~0))) (and .cse0 .cse1 .cse2 (not .cse3) (not .cse4) .cse5 .cse6))) [2021-10-28 08:43:49,818 INFO L853 garLoopResultBuilder]: At program point L203-3(lines 198 206) the Hoare annotation is: false [2021-10-28 08:43:49,819 INFO L853 garLoopResultBuilder]: At program point L203-4(lines 198 206) the Hoare annotation is: false [2021-10-28 08:43:49,819 INFO L853 garLoopResultBuilder]: At program point L203-5(lines 198 206) the Hoare annotation is: false [2021-10-28 08:43:49,819 INFO L853 garLoopResultBuilder]: At program point L203-6(lines 198 206) the Hoare annotation is: false [2021-10-28 08:43:49,819 INFO L853 garLoopResultBuilder]: At program point L203-7(lines 198 206) the Hoare annotation is: false [2021-10-28 08:43:49,819 INFO L853 garLoopResultBuilder]: At program point L203-8(lines 198 206) the Hoare annotation is: false [2021-10-28 08:43:49,819 INFO L853 garLoopResultBuilder]: At program point L930(lines 915 933) the Hoare annotation is: false [2021-10-28 08:43:49,820 INFO L853 garLoopResultBuilder]: At program point L930-1(lines 915 933) the Hoare annotation is: (let ((.cse0 (= ULTIMATE.start_main_~tmp~0 1)) (.cse1 (= ULTIMATE.start_test_~splverifierCounter~0 0)) (.cse2 (= ~pumpRunning~0 0)) (.cse3 (= |ULTIMATE.start_valid_product_#res| 1)) (.cse4 (not (= 0 ~systemActive~0)))) (or (and .cse0 .cse1 .cse2 (= ULTIMATE.start_isHighWaterLevel_~tmp___0~2 0) (= |ULTIMATE.start_isHighWaterLevel_#res| 0) .cse3 (= ~waterLevel~0 1) .cse4) (and .cse0 .cse1 .cse2 (<= 2 ~waterLevel~0) .cse3 .cse4))) [2021-10-28 08:43:49,820 INFO L853 garLoopResultBuilder]: At program point L930-2(lines 915 933) the Hoare annotation is: false [2021-10-28 08:43:49,820 INFO L853 garLoopResultBuilder]: At program point L930-3(lines 915 933) the Hoare annotation is: false [2021-10-28 08:43:49,820 INFO L853 garLoopResultBuilder]: At program point L930-4(lines 915 933) the Hoare annotation is: false [2021-10-28 08:43:49,820 INFO L853 garLoopResultBuilder]: At program point L930-5(lines 915 933) the Hoare annotation is: false [2021-10-28 08:43:49,820 INFO L853 garLoopResultBuilder]: At program point L866(lines 859 869) the Hoare annotation is: false [2021-10-28 08:43:49,821 INFO L853 garLoopResultBuilder]: At program point L866-1(lines 859 869) the Hoare annotation is: (let ((.cse0 (= ULTIMATE.start_main_~tmp~0 1)) (.cse1 (= ULTIMATE.start_test_~splverifierCounter~0 0)) (.cse2 (= ~pumpRunning~0 0)) (.cse5 (<= 2 ~waterLevel~0)) (.cse3 (= |ULTIMATE.start_isMethaneLevelCritical_#res| 0)) (.cse4 (= ~methaneLevelCritical~0 0)) (.cse6 (= |ULTIMATE.start_valid_product_#res| 1)) (.cse7 (not (= 0 ~systemActive~0)))) (or (and .cse0 .cse1 .cse2 .cse3 .cse4 .cse5 .cse6 .cse7) (and .cse0 .cse1 .cse2 (not (= |ULTIMATE.start_isMethaneAlarm_#res| 0)) .cse5 (not .cse3) (not .cse4) .cse6 .cse7))) [2021-10-28 08:43:49,821 INFO L853 garLoopResultBuilder]: At program point L866-2(lines 859 869) the Hoare annotation is: false [2021-10-28 08:43:49,821 INFO L853 garLoopResultBuilder]: At program point L866-3(lines 859 869) the Hoare annotation is: false [2021-10-28 08:43:49,821 INFO L853 garLoopResultBuilder]: At program point L866-4(lines 859 869) the Hoare annotation is: false [2021-10-28 08:43:49,821 INFO L853 garLoopResultBuilder]: At program point L866-5(lines 859 869) the Hoare annotation is: false [2021-10-28 08:43:49,821 INFO L857 garLoopResultBuilder]: For program point L140(lines 140 147) no Hoare annotation was computed. [2021-10-28 08:43:49,822 INFO L860 garLoopResultBuilder]: At program point L140-1(lines 140 147) the Hoare annotation is: true [2021-10-28 08:43:49,822 INFO L853 garLoopResultBuilder]: At program point L999(lines 1 1010) the Hoare annotation is: (and (= ~pumpRunning~0 0) (= ~methaneLevelCritical~0 0) (= ~waterLevel~0 1) (not (= 0 ~systemActive~0))) [2021-10-28 08:43:49,822 INFO L857 garLoopResultBuilder]: For program point L273(lines 273 286) no Hoare annotation was computed. [2021-10-28 08:43:49,822 INFO L853 garLoopResultBuilder]: At program point L273-1(lines 1 1010) the Hoare annotation is: (let ((.cse8 (= ULTIMATE.start___utac_acc__Specification1_spec__1_~tmp~1 0)) (.cse6 (not (= 0 ~systemActive~0))) (.cse0 (= ULTIMATE.start_main_~tmp~0 1)) (.cse1 (= ULTIMATE.start_test_~splverifierCounter~0 0)) (.cse2 (= ~pumpRunning~0 0)) (.cse7 (= |ULTIMATE.start_isMethaneLevelCritical_#res| 0)) (.cse3 (= ~methaneLevelCritical~0 0)) (.cse4 (<= 1 ~waterLevel~0)) (.cse5 (= |ULTIMATE.start_valid_product_#res| 1))) (or (and .cse0 .cse1 .cse2 .cse3 .cse4 .cse5 .cse6) (and .cse0 .cse1 .cse2 .cse7 .cse3 .cse8 .cse4 .cse5) (and .cse0 .cse1 .cse7 .cse3 (<= 2 ~waterLevel~0) .cse8 .cse5 .cse6) (and .cse0 .cse1 .cse2 (not .cse7) (not .cse3) .cse4 .cse5))) [2021-10-28 08:43:49,822 INFO L857 garLoopResultBuilder]: For program point L273-2(lines 273 286) no Hoare annotation was computed. [2021-10-28 08:43:49,823 INFO L853 garLoopResultBuilder]: At program point L273-3(lines 1 1010) the Hoare annotation is: false [2021-10-28 08:43:49,823 INFO L857 garLoopResultBuilder]: For program point L273-4(lines 273 286) no Hoare annotation was computed. [2021-10-28 08:43:49,823 INFO L853 garLoopResultBuilder]: At program point L273-5(lines 1 1010) the Hoare annotation is: false [2021-10-28 08:43:49,823 INFO L857 garLoopResultBuilder]: For program point ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION(line 661) no Hoare annotation was computed. [2021-10-28 08:43:49,823 INFO L857 garLoopResultBuilder]: For program point L804(lines 804 821) no Hoare annotation was computed. [2021-10-28 08:43:49,823 INFO L857 garLoopResultBuilder]: For program point L804-1(lines 804 821) no Hoare annotation was computed. [2021-10-28 08:43:49,824 INFO L857 garLoopResultBuilder]: For program point L804-2(lines 804 821) no Hoare annotation was computed. [2021-10-28 08:43:49,824 INFO L857 garLoopResultBuilder]: For program point L243(lines 243 249) no Hoare annotation was computed. [2021-10-28 08:43:49,824 INFO L857 garLoopResultBuilder]: For program point L243-1(lines 243 249) no Hoare annotation was computed. [2021-10-28 08:43:49,824 INFO L857 garLoopResultBuilder]: For program point L243-2(lines 243 249) no Hoare annotation was computed. [2021-10-28 08:43:49,824 INFO L857 garLoopResultBuilder]: For program point L243-3(lines 243 249) no Hoare annotation was computed. [2021-10-28 08:43:49,824 INFO L857 garLoopResultBuilder]: For program point L243-4(lines 243 249) no Hoare annotation was computed. [2021-10-28 08:43:49,824 INFO L857 garLoopResultBuilder]: For program point L243-5(lines 243 249) no Hoare annotation was computed. [2021-10-28 08:43:49,825 INFO L857 garLoopResultBuilder]: For program point L277(lines 277 283) no Hoare annotation was computed. [2021-10-28 08:43:49,825 INFO L857 garLoopResultBuilder]: For program point L277-2(lines 277 283) no Hoare annotation was computed. [2021-10-28 08:43:49,825 INFO L857 garLoopResultBuilder]: For program point L178(lines 178 182) no Hoare annotation was computed. [2021-10-28 08:43:49,825 INFO L857 garLoopResultBuilder]: For program point L277-4(lines 277 283) no Hoare annotation was computed. [2021-10-28 08:43:49,825 INFO L853 garLoopResultBuilder]: At program point L113(lines 109 115) the Hoare annotation is: (and (= ULTIMATE.start_main_~tmp~0 1) (= ~pumpRunning~0 0) (= ~methaneLevelCritical~0 0) (= |ULTIMATE.start_valid_product_#res| 1) (= ~waterLevel~0 1) (not (= 0 ~systemActive~0))) [2021-10-28 08:43:49,825 INFO L857 garLoopResultBuilder]: For program point L708(lines 708 723) no Hoare annotation was computed. [2021-10-28 08:43:49,826 INFO L857 garLoopResultBuilder]: For program point L841(lines 841 847) no Hoare annotation was computed. [2021-10-28 08:43:49,826 INFO L857 garLoopResultBuilder]: For program point L808(lines 808 816) no Hoare annotation was computed. [2021-10-28 08:43:49,826 INFO L857 garLoopResultBuilder]: For program point L841-2(lines 841 847) no Hoare annotation was computed. [2021-10-28 08:43:49,826 INFO L857 garLoopResultBuilder]: For program point L808-1(lines 808 816) no Hoare annotation was computed. [2021-10-28 08:43:49,826 INFO L857 garLoopResultBuilder]: For program point L808-2(lines 808 816) no Hoare annotation was computed. [2021-10-28 08:43:49,826 INFO L857 garLoopResultBuilder]: For program point L841-4(lines 841 847) no Hoare annotation was computed. [2021-10-28 08:43:49,826 INFO L857 garLoopResultBuilder]: For program point L841-6(lines 841 847) no Hoare annotation was computed. [2021-10-28 08:43:49,827 INFO L857 garLoopResultBuilder]: For program point L841-8(lines 841 847) no Hoare annotation was computed. [2021-10-28 08:43:49,827 INFO L857 garLoopResultBuilder]: For program point L841-10(lines 841 847) no Hoare annotation was computed. [2021-10-28 08:43:49,827 INFO L853 garLoopResultBuilder]: At program point L1007(lines 1002 1010) the Hoare annotation is: (and (= ~pumpRunning~0 0) (= ~methaneLevelCritical~0 0) (= |ULTIMATE.start_valid_product_#res| 1) (= ~waterLevel~0 1) (not (= 0 ~systemActive~0))) [2021-10-28 08:43:49,827 INFO L853 garLoopResultBuilder]: At program point L875(lines 870 878) the Hoare annotation is: (and (= ULTIMATE.start_main_~tmp~0 1) (= ULTIMATE.start_test_~splverifierCounter~0 0) (= ~pumpRunning~0 0) (= |ULTIMATE.start_isPumpRunning_#res| 0) (not (= |ULTIMATE.start_isMethaneLevelCritical_#res| 0)) (not (= ~methaneLevelCritical~0 0)) (<= 1 ~waterLevel~0) (= |ULTIMATE.start_valid_product_#res| 1)) [2021-10-28 08:43:49,827 INFO L853 garLoopResultBuilder]: At program point L875-1(lines 870 878) the Hoare annotation is: false [2021-10-28 08:43:49,827 INFO L853 garLoopResultBuilder]: At program point L875-2(lines 870 878) the Hoare annotation is: false [2021-10-28 08:43:49,828 INFO L853 garLoopResultBuilder]: At program point L248(lines 239 252) the Hoare annotation is: false [2021-10-28 08:43:49,828 INFO L853 garLoopResultBuilder]: At program point L248-1(lines 239 252) the Hoare annotation is: (let ((.cse0 (= ULTIMATE.start_main_~tmp~0 1)) (.cse1 (= ULTIMATE.start_test_~splverifierCounter~0 0)) (.cse2 (= ~pumpRunning~0 0)) (.cse3 (= |ULTIMATE.start_valid_product_#res| 1)) (.cse4 (not (= 0 ~systemActive~0)))) (or (and .cse0 .cse1 .cse2 (<= 2 ~waterLevel~0) .cse3 .cse4) (and .cse0 .cse1 .cse2 (= |ULTIMATE.start_isHighWaterSensorDry_#res| 1) (<= 1 ~waterLevel~0) .cse3 .cse4))) [2021-10-28 08:43:49,828 INFO L853 garLoopResultBuilder]: At program point L248-2(lines 239 252) the Hoare annotation is: false [2021-10-28 08:43:49,828 INFO L853 garLoopResultBuilder]: At program point L248-3(lines 239 252) the Hoare annotation is: false [2021-10-28 08:43:49,828 INFO L860 garLoopResultBuilder]: At program point L149(lines 130 152) the Hoare annotation is: true [2021-10-28 08:43:49,828 INFO L853 garLoopResultBuilder]: At program point L248-4(lines 239 252) the Hoare annotation is: false [2021-10-28 08:43:49,829 INFO L853 garLoopResultBuilder]: At program point L248-5(lines 239 252) the Hoare annotation is: false [2021-10-28 08:43:49,829 INFO L857 garLoopResultBuilder]: For program point L943(lines 943 947) no Hoare annotation was computed. [2021-10-28 08:43:49,829 INFO L857 garLoopResultBuilder]: For program point L943-2(lines 943 947) no Hoare annotation was computed. [2021-10-28 08:43:49,829 INFO L857 garLoopResultBuilder]: For program point L943-3(lines 943 947) no Hoare annotation was computed. [2021-10-28 08:43:49,829 INFO L857 garLoopResultBuilder]: For program point L778(lines 778 795) no Hoare annotation was computed. [2021-10-28 08:43:49,829 INFO L857 garLoopResultBuilder]: For program point L943-5(lines 943 947) no Hoare annotation was computed. [2021-10-28 08:43:49,830 INFO L857 garLoopResultBuilder]: For program point L778-1(lines 778 795) no Hoare annotation was computed. [2021-10-28 08:43:49,830 INFO L857 garLoopResultBuilder]: For program point L943-6(lines 943 947) no Hoare annotation was computed. [2021-10-28 08:43:49,830 INFO L857 garLoopResultBuilder]: For program point L778-2(lines 778 795) no Hoare annotation was computed. [2021-10-28 08:43:49,830 INFO L857 garLoopResultBuilder]: For program point L679(lines 678 727) no Hoare annotation was computed. [2021-10-28 08:43:49,830 INFO L857 garLoopResultBuilder]: For program point L778-3(lines 778 795) no Hoare annotation was computed. [2021-10-28 08:43:49,830 INFO L857 garLoopResultBuilder]: For program point L943-8(lines 943 947) no Hoare annotation was computed. [2021-10-28 08:43:49,830 INFO L857 garLoopResultBuilder]: For program point L778-4(lines 778 795) no Hoare annotation was computed. [2021-10-28 08:43:49,831 INFO L857 garLoopResultBuilder]: For program point L778-5(lines 778 795) no Hoare annotation was computed. [2021-10-28 08:43:49,831 INFO L853 garLoopResultBuilder]: At program point L746(lines 745 764) the Hoare annotation is: (let ((.cse0 (= ULTIMATE.start_main_~tmp~0 1)) (.cse1 (= ULTIMATE.start_test_~splverifierCounter~0 0)) (.cse2 (<= 1 ~waterLevel~0)) (.cse3 (= |ULTIMATE.start_valid_product_#res| 1))) (or (and .cse0 .cse1 (= ~pumpRunning~0 0) .cse2 .cse3) (and .cse0 .cse1 .cse2 .cse3 (not (= 0 ~systemActive~0))))) [2021-10-28 08:43:49,831 INFO L857 garLoopResultBuilder]: For program point L746-1(lines 746 752) no Hoare annotation was computed. [2021-10-28 08:43:49,831 INFO L857 garLoopResultBuilder]: For program point L680(lines 680 684) no Hoare annotation was computed. [2021-10-28 08:43:49,831 INFO L853 garLoopResultBuilder]: At program point L746-2(lines 745 764) the Hoare annotation is: false [2021-10-28 08:43:49,831 INFO L853 garLoopResultBuilder]: At program point L746-3(lines 745 764) the Hoare annotation is: false [2021-10-28 08:43:49,831 INFO L857 garLoopResultBuilder]: For program point ULTIMATE.startENTRY(line -1) no Hoare annotation was computed. [2021-10-28 08:43:49,832 INFO L857 garLoopResultBuilder]: For program point L782(lines 782 790) no Hoare annotation was computed. [2021-10-28 08:43:49,832 INFO L857 garLoopResultBuilder]: For program point L782-1(lines 782 790) no Hoare annotation was computed. [2021-10-28 08:43:49,832 INFO L857 garLoopResultBuilder]: For program point L716(lines 716 722) no Hoare annotation was computed. [2021-10-28 08:43:49,832 INFO L857 garLoopResultBuilder]: For program point L782-2(lines 782 790) no Hoare annotation was computed. [2021-10-28 08:43:49,832 INFO L853 garLoopResultBuilder]: At program point L716-1(lines 746 752) the Hoare annotation is: (let ((.cse0 (= ULTIMATE.start_main_~tmp~0 1)) (.cse1 (= ULTIMATE.start_test_~splverifierCounter~0 0)) (.cse2 (= |ULTIMATE.start_valid_product_#res| 1))) (or (and .cse0 .cse1 (<= 2 ~waterLevel~0) .cse2 (not (= 0 ~systemActive~0))) (and .cse0 .cse1 (= ~pumpRunning~0 0) (<= 1 ~waterLevel~0) .cse2))) [2021-10-28 08:43:49,832 INFO L857 garLoopResultBuilder]: For program point L782-3(lines 782 790) no Hoare annotation was computed. [2021-10-28 08:43:49,833 INFO L857 garLoopResultBuilder]: For program point L782-4(lines 782 790) no Hoare annotation was computed. [2021-10-28 08:43:49,833 INFO L857 garLoopResultBuilder]: For program point L782-5(lines 782 790) no Hoare annotation was computed. [2021-10-28 08:43:49,833 INFO L853 garLoopResultBuilder]: At program point L949(lines 934 952) the Hoare annotation is: (and (= |ULTIMATE.start_isLowWaterLevel_#res| 1) (= ULTIMATE.start_main_~tmp~0 1) (= ULTIMATE.start_test_~splverifierCounter~0 0) (<= ULTIMATE.start_isLowWaterLevel_~tmp~10 0) (< 0 (+ ULTIMATE.start_isLowWaterLevel_~tmp~10 1)) (= ULTIMATE.start_isLowWaterLevel_~tmp___0~3 1) (<= 1 ~waterLevel~0) (<= |ULTIMATE.start_isLowWaterSensorDry_#res| 0) (<= 0 |ULTIMATE.start_isLowWaterSensorDry_#res|) (= |ULTIMATE.start_valid_product_#res| 1) (not (= 0 ~systemActive~0))) [2021-10-28 08:43:49,833 INFO L853 garLoopResultBuilder]: At program point L949-1(lines 934 952) the Hoare annotation is: false [2021-10-28 08:43:49,833 INFO L853 garLoopResultBuilder]: At program point L949-2(lines 934 952) the Hoare annotation is: false [2021-10-28 08:43:49,833 INFO L857 garLoopResultBuilder]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2021-10-28 08:43:49,834 INFO L857 garLoopResultBuilder]: For program point L190(lines 190 194) no Hoare annotation was computed. [2021-10-28 08:43:49,834 INFO L853 garLoopResultBuilder]: At program point L753(lines 753 759) the Hoare annotation is: (let ((.cse0 (= ULTIMATE.start_main_~tmp~0 1)) (.cse1 (= ULTIMATE.start_test_~splverifierCounter~0 0)) (.cse2 (= |ULTIMATE.start_valid_product_#res| 1))) (or (and .cse0 .cse1 (= ~pumpRunning~0 0) (<= 1 ~waterLevel~0) .cse2) (and .cse0 .cse1 (= ~methaneLevelCritical~0 0) (<= 2 ~waterLevel~0) .cse2 (not (= 0 ~systemActive~0))))) [2021-10-28 08:43:49,834 INFO L853 garLoopResultBuilder]: At program point L753-1(lines 753 759) the Hoare annotation is: false [2021-10-28 08:43:49,834 INFO L853 garLoopResultBuilder]: At program point L753-2(lines 753 759) the Hoare annotation is: false [2021-10-28 08:43:49,834 INFO L853 garLoopResultBuilder]: At program point L258(lines 253 261) the Hoare annotation is: (and (= ULTIMATE.start_main_~tmp~0 1) (= ULTIMATE.start_test_~splverifierCounter~0 0) (<= 1 ~waterLevel~0) (<= |ULTIMATE.start_isLowWaterSensorDry_#res| 0) (<= 0 |ULTIMATE.start_isLowWaterSensorDry_#res|) (= |ULTIMATE.start_valid_product_#res| 1) (not (= 0 ~systemActive~0))) [2021-10-28 08:43:49,834 INFO L853 garLoopResultBuilder]: At program point L258-1(lines 253 261) the Hoare annotation is: false [2021-10-28 08:43:49,835 INFO L853 garLoopResultBuilder]: At program point L258-2(lines 253 261) the Hoare annotation is: false [2021-10-28 08:43:49,835 INFO L857 garLoopResultBuilder]: For program point L688(lines 688 694) no Hoare annotation was computed. [2021-10-28 08:43:49,835 INFO L853 garLoopResultBuilder]: At program point L688-1(lines 688 694) the Hoare annotation is: (let ((.cse8 (= ULTIMATE.start___utac_acc__Specification1_spec__1_~tmp~1 0)) (.cse6 (not (= 0 ~systemActive~0))) (.cse0 (= ULTIMATE.start_main_~tmp~0 1)) (.cse1 (= ULTIMATE.start_test_~splverifierCounter~0 0)) (.cse2 (= ~pumpRunning~0 0)) (.cse7 (= |ULTIMATE.start_isMethaneLevelCritical_#res| 0)) (.cse3 (= ~methaneLevelCritical~0 0)) (.cse4 (<= 1 ~waterLevel~0)) (.cse5 (= |ULTIMATE.start_valid_product_#res| 1))) (or (and .cse0 .cse1 .cse2 .cse3 .cse4 .cse5 .cse6) (and .cse0 .cse1 .cse2 .cse7 .cse3 .cse8 .cse4 .cse5) (and .cse0 .cse1 .cse7 .cse3 (<= 2 ~waterLevel~0) .cse8 .cse5 .cse6) (and .cse0 .cse1 .cse2 (not .cse7) (not .cse3) .cse4 .cse5))) [2021-10-28 08:43:49,835 INFO L857 garLoopResultBuilder]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2021-10-28 08:43:49,835 INFO L853 garLoopResultBuilder]: At program point L62-2(lines 62 76) the Hoare annotation is: false [2021-10-28 08:43:49,835 INFO L857 garLoopResultBuilder]: For program point L63(line 63) no Hoare annotation was computed. [2021-10-28 08:43:49,836 INFO L857 garLoopResultBuilder]: For program point L-1(line -1) no Hoare annotation was computed. [2021-10-28 08:43:49,836 INFO L857 garLoopResultBuilder]: For program point L957(lines 957 963) no Hoare annotation was computed. [2021-10-28 08:43:49,836 INFO L853 garLoopResultBuilder]: At program point L957-1(lines 957 963) the Hoare annotation is: (and (= ULTIMATE.start_main_~tmp~0 1) (= ULTIMATE.start_test_~splverifierCounter~0 0) (= ~pumpRunning~0 0) (<= 1 ~waterLevel~0) (= |ULTIMATE.start_valid_product_#res| 1)) [2021-10-28 08:43:49,836 INFO L857 garLoopResultBuilder]: For program point L924(lines 924 928) no Hoare annotation was computed. [2021-10-28 08:43:49,836 INFO L857 garLoopResultBuilder]: For program point L924-2(lines 924 928) no Hoare annotation was computed. [2021-10-28 08:43:49,836 INFO L857 garLoopResultBuilder]: For program point L924-3(lines 924 928) no Hoare annotation was computed. [2021-10-28 08:43:49,837 INFO L857 garLoopResultBuilder]: For program point ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION(line 661) no Hoare annotation was computed. [2021-10-28 08:43:49,837 INFO L857 garLoopResultBuilder]: For program point L924-5(lines 924 928) no Hoare annotation was computed. [2021-10-28 08:43:49,837 INFO L857 garLoopResultBuilder]: For program point L924-6(lines 924 928) no Hoare annotation was computed. [2021-10-28 08:43:49,837 INFO L857 garLoopResultBuilder]: For program point L924-8(lines 924 928) no Hoare annotation was computed. [2021-10-28 08:43:49,837 INFO L857 garLoopResultBuilder]: For program point L924-9(lines 924 928) no Hoare annotation was computed. [2021-10-28 08:43:49,837 INFO L857 garLoopResultBuilder]: For program point L924-11(lines 924 928) no Hoare annotation was computed. [2021-10-28 08:43:49,837 INFO L857 garLoopResultBuilder]: For program point L924-12(lines 924 928) no Hoare annotation was computed. [2021-10-28 08:43:49,838 INFO L857 garLoopResultBuilder]: For program point L924-14(lines 924 928) no Hoare annotation was computed. [2021-10-28 08:43:49,838 INFO L857 garLoopResultBuilder]: For program point L924-15(lines 924 928) no Hoare annotation was computed. [2021-10-28 08:43:49,838 INFO L857 garLoopResultBuilder]: For program point L924-17(lines 924 928) no Hoare annotation was computed. [2021-10-28 08:43:49,838 INFO L857 garLoopResultBuilder]: For program point L66(lines 66 70) no Hoare annotation was computed. [2021-10-28 08:43:49,838 INFO L857 garLoopResultBuilder]: For program point L66-1(lines 746 752) no Hoare annotation was computed. [2021-10-28 08:43:49,838 INFO L857 garLoopResultBuilder]: For program point L661(line 661) no Hoare annotation was computed. [2021-10-28 08:43:49,838 INFO L857 garLoopResultBuilder]: For program point L661-1(line 661) no Hoare annotation was computed. [2021-10-28 08:43:49,838 INFO L857 garLoopResultBuilder]: For program point L661-2(line 661) no Hoare annotation was computed. [2021-10-28 08:43:49,839 INFO L857 garLoopResultBuilder]: For program point L166(lines 166 170) no Hoare annotation was computed. [2021-10-28 08:43:49,839 INFO L857 garLoopResultBuilder]: For program point L166-3(lines 166 170) no Hoare annotation was computed. [2021-10-28 08:43:49,839 INFO L857 garLoopResultBuilder]: For program point L166-6(lines 166 170) no Hoare annotation was computed. [2021-10-28 08:43:49,839 INFO L853 garLoopResultBuilder]: At program point L728(lines 677 729) the Hoare annotation is: false [2021-10-28 08:43:49,842 INFO L731 BasicCegarLoop]: Path program histogram: [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-10-28 08:43:49,844 INFO L179 ceAbstractionStarter]: Computing trace abstraction results [2021-10-28 08:43:49,872 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 28.10 08:43:49 BoogieIcfgContainer [2021-10-28 08:43:49,872 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2021-10-28 08:43:49,873 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2021-10-28 08:43:49,873 INFO L271 PluginConnector]: Initializing Witness Printer... [2021-10-28 08:43:49,873 INFO L275 PluginConnector]: Witness Printer initialized [2021-10-28 08:43:49,874 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 28.10 08:43:36" (3/4) ... [2021-10-28 08:43:49,877 INFO L137 WitnessPrinter]: Generating witness for correct program [2021-10-28 08:43:49,900 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 41 nodes and edges [2021-10-28 08:43:49,902 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 21 nodes and edges [2021-10-28 08:43:49,903 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 10 nodes and edges [2021-10-28 08:43:49,905 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 5 nodes and edges [2021-10-28 08:43:49,906 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 2 nodes and edges [2021-10-28 08:43:49,907 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2021-10-28 08:43:49,909 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2021-10-28 08:43:49,934 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((pumpRunning == 0 && methaneLevelCritical == 0) && \result == 1) && waterLevel == 1) && !(0 == systemActive) [2021-10-28 08:43:49,935 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((tmp == 1 && pumpRunning == 0) && methaneLevelCritical == 0) && \result == 1) && waterLevel == 1) && !(0 == systemActive) [2021-10-28 08:43:49,935 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((((((tmp == 1 && splverifierCounter == 0) && pumpRunning == 0) && methaneLevelCritical == 0) && 1 <= waterLevel) && \result == 1) && !(0 == systemActive)) || (((((((tmp == 1 && splverifierCounter == 0) && pumpRunning == 0) && \result == 0) && methaneLevelCritical == 0) && tmp == 0) && 1 <= waterLevel) && \result == 1)) || (((((((tmp == 1 && splverifierCounter == 0) && \result == 0) && methaneLevelCritical == 0) && 2 <= waterLevel) && tmp == 0) && \result == 1) && !(0 == systemActive))) || ((((((tmp == 1 && splverifierCounter == 0) && pumpRunning == 0) && !(\result == 0)) && !(methaneLevelCritical == 0)) && 1 <= waterLevel) && \result == 1) [2021-10-28 08:43:49,936 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((((((tmp == 1 && splverifierCounter == 0) && pumpRunning == 0) && methaneLevelCritical == 0) && 1 <= waterLevel) && \result == 1) && !(0 == systemActive)) || (((((((tmp == 1 && splverifierCounter == 0) && pumpRunning == 0) && \result == 0) && methaneLevelCritical == 0) && tmp == 0) && 1 <= waterLevel) && \result == 1)) || (((((((tmp == 1 && splverifierCounter == 0) && \result == 0) && methaneLevelCritical == 0) && 2 <= waterLevel) && tmp == 0) && \result == 1) && !(0 == systemActive))) || ((((((tmp == 1 && splverifierCounter == 0) && pumpRunning == 0) && !(\result == 0)) && !(methaneLevelCritical == 0)) && 1 <= waterLevel) && \result == 1) [2021-10-28 08:43:49,936 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((tmp == 1 && splverifierCounter == 0) && 2 <= waterLevel) && \result == 1) && !(0 == systemActive)) || ((((tmp == 1 && splverifierCounter == 0) && pumpRunning == 0) && 1 <= waterLevel) && \result == 1) [2021-10-28 08:43:49,937 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((tmp == 1 && splverifierCounter == 0) && 2 <= waterLevel) && \result == 1) && !(0 == systemActive)) || ((((tmp == 1 && splverifierCounter == 0) && pumpRunning == 0) && 1 <= waterLevel) && \result == 1) [2021-10-28 08:43:49,937 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((tmp == 1 && splverifierCounter == 0) && pumpRunning == 0) && 1 <= waterLevel) && \result == 1) || ((((tmp == 1 && splverifierCounter == 0) && 1 <= waterLevel) && \result == 1) && !(0 == systemActive)) [2021-10-28 08:43:49,937 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((tmp == 1 && splverifierCounter == 0) && pumpRunning == 0) && 1 <= waterLevel) && \result == 1) || (((((tmp == 1 && splverifierCounter == 0) && methaneLevelCritical == 0) && 2 <= waterLevel) && \result == 1) && !(0 == systemActive)) [2021-10-28 08:43:49,938 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((tmp == 1 && splverifierCounter == 0) && pumpRunning == 0) && 1 <= waterLevel) && \result == 1 [2021-10-28 08:43:49,939 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((((((tmp == 1 && splverifierCounter == 0) && pumpRunning == 0) && \result == 0) && methaneLevelCritical == 0) && 1 <= waterLevel) && \result == 1) || ((((((tmp == 1 && splverifierCounter == 0) && \result == 0) && methaneLevelCritical == 0) && 2 <= waterLevel) && \result == 1) && !(0 == systemActive))) || ((((((tmp == 1 && splverifierCounter == 0) && pumpRunning == 0) && !(\result == 0)) && !(methaneLevelCritical == 0)) && 1 <= waterLevel) && \result == 1) [2021-10-28 08:43:49,940 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((((tmp == 1 && splverifierCounter == 0) && 1 <= waterLevel) && \result <= 0) && 0 <= \result) && \result == 1) && !(0 == systemActive) [2021-10-28 08:43:49,940 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((((tmp == 1 && splverifierCounter == 0) && pumpRunning == 0) && 2 <= waterLevel) && \result == 1) && !(0 == systemActive)) || ((((((tmp == 1 && splverifierCounter == 0) && pumpRunning == 0) && \result == 1) && 1 <= waterLevel) && \result == 1) && !(0 == systemActive)) [2021-10-28 08:43:49,941 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((((tmp == 1 && splverifierCounter == 0) && pumpRunning == 0) && \result == 0) && !(\result == 0)) && !(methaneLevelCritical == 0)) && 1 <= waterLevel) && \result == 1 [2021-10-28 08:43:49,941 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((((((((\result == 1 && tmp == 1) && splverifierCounter == 0) && tmp <= 0) && 0 < tmp + 1) && tmp___0 == 1) && 1 <= waterLevel) && \result <= 0) && 0 <= \result) && \result == 1) && !(0 == systemActive) [2021-10-28 08:43:49,942 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((((((tmp == 1 && splverifierCounter == 0) && pumpRunning == 0) && tmp___0 == 0) && \result == 0) && \result == 1) && waterLevel == 1) && !(0 == systemActive)) || (((((tmp == 1 && splverifierCounter == 0) && pumpRunning == 0) && 2 <= waterLevel) && \result == 1) && !(0 == systemActive)) [2021-10-28 08:43:49,944 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((((((tmp == 1 && splverifierCounter == 0) && pumpRunning == 0) && \result == 0) && methaneLevelCritical == 0) && 2 <= waterLevel) && \result == 1) && !(0 == systemActive)) || (((((((tmp == 1 && splverifierCounter == 0) && pumpRunning == 0) && 2 <= waterLevel) && !(\result == 0)) && !(methaneLevelCritical == 0)) && \result == 1) && !(0 == systemActive)) [2021-10-28 08:43:49,944 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((((((tmp == 1 && splverifierCounter == 0) && pumpRunning == 0) && \result == 0) && methaneLevelCritical == 0) && 2 <= waterLevel) && \result == 1) && !(0 == systemActive)) || ((((((((tmp == 1 && splverifierCounter == 0) && pumpRunning == 0) && !(\result == 0)) && 2 <= waterLevel) && !(\result == 0)) && !(methaneLevelCritical == 0)) && \result == 1) && !(0 == systemActive)) [2021-10-28 08:43:50,000 INFO L141 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_73ed424c-6ec2-41de-ad51-7e97bb1ba8b7/bin/uautomizer-UnR33cPsHg/witness.graphml [2021-10-28 08:43:50,001 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2021-10-28 08:43:50,002 INFO L168 Benchmark]: Toolchain (without parser) took 15791.39 ms. Allocated memory was 96.5 MB in the beginning and 251.7 MB in the end (delta: 155.2 MB). Free memory was 54.3 MB in the beginning and 106.3 MB in the end (delta: -52.1 MB). Peak memory consumption was 103.1 MB. Max. memory is 16.1 GB. [2021-10-28 08:43:50,002 INFO L168 Benchmark]: CDTParser took 0.16 ms. Allocated memory is still 96.5 MB. Free memory is still 71.7 MB. There was no memory consumed. Max. memory is 16.1 GB. [2021-10-28 08:43:50,003 INFO L168 Benchmark]: CACSL2BoogieTranslator took 512.11 ms. Allocated memory is still 96.5 MB. Free memory was 54.0 MB in the beginning and 62.2 MB in the end (delta: -8.2 MB). Peak memory consumption was 4.2 MB. Max. memory is 16.1 GB. [2021-10-28 08:43:50,003 INFO L168 Benchmark]: Boogie Procedure Inliner took 128.63 ms. Allocated memory is still 96.5 MB. Free memory was 62.2 MB in the beginning and 57.9 MB in the end (delta: 4.3 MB). Peak memory consumption was 4.2 MB. Max. memory is 16.1 GB. [2021-10-28 08:43:50,004 INFO L168 Benchmark]: Boogie Preprocessor took 79.94 ms. Allocated memory is still 96.5 MB. Free memory was 57.9 MB in the beginning and 55.1 MB in the end (delta: 2.8 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. [2021-10-28 08:43:50,004 INFO L168 Benchmark]: RCFGBuilder took 1097.64 ms. Allocated memory was 96.5 MB in the beginning and 117.4 MB in the end (delta: 21.0 MB). Free memory was 55.1 MB in the beginning and 66.7 MB in the end (delta: -11.5 MB). Peak memory consumption was 32.1 MB. Max. memory is 16.1 GB. [2021-10-28 08:43:50,004 INFO L168 Benchmark]: TraceAbstraction took 13835.94 ms. Allocated memory was 117.4 MB in the beginning and 251.7 MB in the end (delta: 134.2 MB). Free memory was 66.0 MB in the beginning and 118.9 MB in the end (delta: -52.9 MB). Peak memory consumption was 132.5 MB. Max. memory is 16.1 GB. [2021-10-28 08:43:50,005 INFO L168 Benchmark]: Witness Printer took 127.78 ms. Allocated memory is still 251.7 MB. Free memory was 118.9 MB in the beginning and 106.3 MB in the end (delta: 12.6 MB). Peak memory consumption was 10.5 MB. Max. memory is 16.1 GB. [2021-10-28 08:43:50,007 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.16 ms. Allocated memory is still 96.5 MB. Free memory is still 71.7 MB. There was no memory consumed. Max. memory is 16.1 GB. * CACSL2BoogieTranslator took 512.11 ms. Allocated memory is still 96.5 MB. Free memory was 54.0 MB in the beginning and 62.2 MB in the end (delta: -8.2 MB). Peak memory consumption was 4.2 MB. Max. memory is 16.1 GB. * Boogie Procedure Inliner took 128.63 ms. Allocated memory is still 96.5 MB. Free memory was 62.2 MB in the beginning and 57.9 MB in the end (delta: 4.3 MB). Peak memory consumption was 4.2 MB. Max. memory is 16.1 GB. * Boogie Preprocessor took 79.94 ms. Allocated memory is still 96.5 MB. Free memory was 57.9 MB in the beginning and 55.1 MB in the end (delta: 2.8 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. * RCFGBuilder took 1097.64 ms. Allocated memory was 96.5 MB in the beginning and 117.4 MB in the end (delta: 21.0 MB). Free memory was 55.1 MB in the beginning and 66.7 MB in the end (delta: -11.5 MB). Peak memory consumption was 32.1 MB. Max. memory is 16.1 GB. * TraceAbstraction took 13835.94 ms. Allocated memory was 117.4 MB in the beginning and 251.7 MB in the end (delta: 134.2 MB). Free memory was 66.0 MB in the beginning and 118.9 MB in the end (delta: -52.9 MB). Peak memory consumption was 132.5 MB. Max. memory is 16.1 GB. * Witness Printer took 127.78 ms. Allocated memory is still 251.7 MB. Free memory was 118.9 MB in the beginning and 106.3 MB in the end (delta: 12.6 MB). Peak memory consumption was 10.5 MB. Max. memory is 16.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: ErrorAutomatonStatistics NumberErrorTraces: 0, NumberStatementsAllTraces: 0, NumberRelevantStatements: 0, 0.0s ErrorAutomatonConstructionTimeTotal, 0.0s FaulLocalizationTime, NumberStatementsFirstTrace: -1, TraceLengthAvg: 0, 0.0s ErrorAutomatonConstructionTimeAvg, 0.0s ErrorAutomatonDifferenceTimeAvg, 0.0s ErrorAutomatonDifferenceTimeTotal, NumberOfNoEnhancement: 0, NumberOfFiniteEnhancement: 0, NumberOfInfiniteEnhancement: 0 - PositiveResult [Line: 661]: call to reach_error is unreachable For all program executions holds that call to reach_error is unreachable at this location - PositiveResult [Line: 661]: call to reach_error is unreachable For all program executions holds that call to reach_error is unreachable at this location - PositiveResult [Line: 661]: 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, 137 locations, 3 error locations. Started 1 CEGAR loops. OverallTime: 13.7s, OverallIterations: 12, TraceHistogramMax: 2, PathProgramHistogramMax: 1, EmptinessCheckTime: 0.0s, AutomataDifference: 1.6s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 10.2s, InitialAbstractionConstructionTime: 0.0s, PartialOrderReductionTime: 0.0s, HoareTripleCheckerStatistics: 1519 SDtfs, 2264 SDslu, 2766 SDs, 0 SdLazy, 345 SolverSat, 74 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 0.4s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 105 GetRequests, 40 SyntacticMatches, 0 SemanticMatches, 65 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 74 ImplicationChecksByTransitivity, 0.3s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=548occurred in iteration=11, InterpolantAutomatonStates: 76, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: 0.3s AutomataMinimizationTime, 12 MinimizatonAttempts, 1956 StatesRemovedByMinimization, 8 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 56 LocationsWithAnnotation, 56 PreInvPairs, 331 NumberOfFragments, 804 HoareAnnotationTreeSize, 56 FomulaSimplifications, 3230534 FormulaSimplificationTreeSizeReduction, 3.9s HoareSimplificationTime, 56 FomulaSimplificationsInter, 518415 FormulaSimplificationTreeSizeReductionInter, 6.3s HoareSimplificationTimeInter, RefinementEngineStatistics: TRACE_CHECK: 0.0s SsaConstructionTime, 0.3s SatisfiabilityAnalysisTime, 0.7s InterpolantComputationTime, 379 NumberOfCodeBlocks, 379 NumberOfCodeBlocksAsserted, 12 NumberOfCheckSat, 367 ConstructedInterpolants, 0 QuantifiedInterpolants, 670 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 12 InterpolantComputations, 12 PerfectInterpolantSequences, 28/28 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: 253]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 915]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 688]: Loop Invariant Derived loop invariant: ((((((((tmp == 1 && splverifierCounter == 0) && pumpRunning == 0) && methaneLevelCritical == 0) && 1 <= waterLevel) && \result == 1) && !(0 == systemActive)) || (((((((tmp == 1 && splverifierCounter == 0) && pumpRunning == 0) && \result == 0) && methaneLevelCritical == 0) && tmp == 0) && 1 <= waterLevel) && \result == 1)) || (((((((tmp == 1 && splverifierCounter == 0) && \result == 0) && methaneLevelCritical == 0) && 2 <= waterLevel) && tmp == 0) && \result == 1) && !(0 == systemActive))) || ((((((tmp == 1 && splverifierCounter == 0) && pumpRunning == 0) && !(\result == 0)) && !(methaneLevelCritical == 0)) && 1 <= waterLevel) && \result == 1) - InvariantResult [Line: 239]: Loop Invariant Derived loop invariant: (((((tmp == 1 && splverifierCounter == 0) && pumpRunning == 0) && 2 <= waterLevel) && \result == 1) && !(0 == systemActive)) || ((((((tmp == 1 && splverifierCounter == 0) && pumpRunning == 0) && \result == 1) && 1 <= waterLevel) && \result == 1) && !(0 == systemActive)) - InvariantResult [Line: 253]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 859]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 198]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 859]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 1002]: Loop Invariant Derived loop invariant: (((pumpRunning == 0 && methaneLevelCritical == 0) && \result == 1) && waterLevel == 1) && !(0 == systemActive) - InvariantResult [Line: 870]: Loop Invariant Derived loop invariant: ((((((tmp == 1 && splverifierCounter == 0) && pumpRunning == 0) && \result == 0) && !(\result == 0)) && !(methaneLevelCritical == 0)) && 1 <= waterLevel) && \result == 1 - InvariantResult [Line: 753]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 859]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 859]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 745]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 239]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 745]: Loop Invariant Derived loop invariant: ((((tmp == 1 && splverifierCounter == 0) && pumpRunning == 0) && 1 <= waterLevel) && \result == 1) || ((((tmp == 1 && splverifierCounter == 0) && 1 <= waterLevel) && \result == 1) && !(0 == systemActive)) - InvariantResult [Line: 859]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 934]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 130]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 957]: Loop Invariant Derived loop invariant: (((tmp == 1 && splverifierCounter == 0) && pumpRunning == 0) && 1 <= waterLevel) && \result == 1 - InvariantResult [Line: 698]: Loop Invariant Derived loop invariant: ((((tmp == 1 && splverifierCounter == 0) && 2 <= waterLevel) && \result == 1) && !(0 == systemActive)) || ((((tmp == 1 && splverifierCounter == 0) && pumpRunning == 0) && 1 <= waterLevel) && \result == 1) - InvariantResult [Line: 198]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 62]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 253]: Loop Invariant Derived loop invariant: (((((tmp == 1 && splverifierCounter == 0) && 1 <= waterLevel) && \result <= 0) && 0 <= \result) && \result == 1) && !(0 == systemActive) - InvariantResult [Line: 239]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 915]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 753]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 198]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 1]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 198]: Loop Invariant Derived loop invariant: (((((((tmp == 1 && splverifierCounter == 0) && pumpRunning == 0) && \result == 0) && methaneLevelCritical == 0) && 2 <= waterLevel) && \result == 1) && !(0 == systemActive)) || (((((((tmp == 1 && splverifierCounter == 0) && pumpRunning == 0) && 2 <= waterLevel) && !(\result == 0)) && !(methaneLevelCritical == 0)) && \result == 1) && !(0 == systemActive)) - InvariantResult [Line: 934]: Loop Invariant Derived loop invariant: (((((((((\result == 1 && tmp == 1) && splverifierCounter == 0) && tmp <= 0) && 0 < tmp + 1) && tmp___0 == 1) && 1 <= waterLevel) && \result <= 0) && 0 <= \result) && \result == 1) && !(0 == systemActive) - InvariantResult [Line: 870]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 915]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 109]: Loop Invariant Derived loop invariant: ((((tmp == 1 && pumpRunning == 0) && methaneLevelCritical == 0) && \result == 1) && waterLevel == 1) && !(0 == systemActive) - InvariantResult [Line: 745]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 140]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 239]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 198]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 746]: Loop Invariant Derived loop invariant: ((((tmp == 1 && splverifierCounter == 0) && 2 <= waterLevel) && \result == 1) && !(0 == systemActive)) || ((((tmp == 1 && splverifierCounter == 0) && pumpRunning == 0) && 1 <= waterLevel) && \result == 1) - InvariantResult [Line: 870]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 915]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 1]: Loop Invariant Derived loop invariant: ((pumpRunning == 0 && methaneLevelCritical == 0) && waterLevel == 1) && !(0 == systemActive) - InvariantResult [Line: 915]: Loop Invariant Derived loop invariant: (((((((tmp == 1 && splverifierCounter == 0) && pumpRunning == 0) && tmp___0 == 0) && \result == 0) && \result == 1) && waterLevel == 1) && !(0 == systemActive)) || (((((tmp == 1 && splverifierCounter == 0) && pumpRunning == 0) && 2 <= waterLevel) && \result == 1) && !(0 == systemActive)) - InvariantResult [Line: 859]: Loop Invariant Derived loop invariant: (((((((tmp == 1 && splverifierCounter == 0) && pumpRunning == 0) && \result == 0) && methaneLevelCritical == 0) && 2 <= waterLevel) && \result == 1) && !(0 == systemActive)) || ((((((((tmp == 1 && splverifierCounter == 0) && pumpRunning == 0) && !(\result == 0)) && 2 <= waterLevel) && !(\result == 0)) && !(methaneLevelCritical == 0)) && \result == 1) && !(0 == systemActive)) - InvariantResult [Line: 1]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 198]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 1]: Loop Invariant Derived loop invariant: ((((((((tmp == 1 && splverifierCounter == 0) && pumpRunning == 0) && methaneLevelCritical == 0) && 1 <= waterLevel) && \result == 1) && !(0 == systemActive)) || (((((((tmp == 1 && splverifierCounter == 0) && pumpRunning == 0) && \result == 0) && methaneLevelCritical == 0) && tmp == 0) && 1 <= waterLevel) && \result == 1)) || (((((((tmp == 1 && splverifierCounter == 0) && \result == 0) && methaneLevelCritical == 0) && 2 <= waterLevel) && tmp == 0) && \result == 1) && !(0 == systemActive))) || ((((((tmp == 1 && splverifierCounter == 0) && pumpRunning == 0) && !(\result == 0)) && !(methaneLevelCritical == 0)) && 1 <= waterLevel) && \result == 1) - InvariantResult [Line: 239]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 198]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 915]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 753]: Loop Invariant Derived loop invariant: ((((tmp == 1 && splverifierCounter == 0) && pumpRunning == 0) && 1 <= waterLevel) && \result == 1) || (((((tmp == 1 && splverifierCounter == 0) && methaneLevelCritical == 0) && 2 <= waterLevel) && \result == 1) && !(0 == systemActive)) - InvariantResult [Line: 677]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 198]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 239]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 934]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 198]: Loop Invariant Derived loop invariant: (((((((tmp == 1 && splverifierCounter == 0) && pumpRunning == 0) && \result == 0) && methaneLevelCritical == 0) && 1 <= waterLevel) && \result == 1) || ((((((tmp == 1 && splverifierCounter == 0) && \result == 0) && methaneLevelCritical == 0) && 2 <= waterLevel) && \result == 1) && !(0 == systemActive))) || ((((((tmp == 1 && splverifierCounter == 0) && pumpRunning == 0) && !(\result == 0)) && !(methaneLevelCritical == 0)) && 1 <= waterLevel) && \result == 1) RESULT: Ultimate proved your program to be correct! [2021-10-28 08:43:50,077 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_73ed424c-6ec2-41de-ad51-7e97bb1ba8b7/bin/uautomizer-UnR33cPsHg/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Forceful destruction successful, exit code 0 Received shutdown request...