./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/product-lines/minepump_spec5_product33.cil.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 7e70badd Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e8e70e89-d45a-47e6-89dc-2fd77d4bdc68/bin/uautomizer-wIGwrQj20G/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e8e70e89-d45a-47e6-89dc-2fd77d4bdc68/bin/uautomizer-wIGwrQj20G/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e8e70e89-d45a-47e6-89dc-2fd77d4bdc68/bin/uautomizer-wIGwrQj20G/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e8e70e89-d45a-47e6-89dc-2fd77d4bdc68/bin/uautomizer-wIGwrQj20G/config/AutomizerReach.xml -i ../../sv-benchmarks/c/product-lines/minepump_spec5_product33.cil.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e8e70e89-d45a-47e6-89dc-2fd77d4bdc68/bin/uautomizer-wIGwrQj20G/config/svcomp-Reach-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e8e70e89-d45a-47e6-89dc-2fd77d4bdc68/bin/uautomizer-wIGwrQj20G --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 fff07e5b9817da9e6fd154070162cff001ebe527349ae31a2f1e574ef0fb9f98 --- Real Ultimate output --- This is Ultimate 0.2.1-dev-7e70bad [2021-11-23 14:08:29,839 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-23 14:08:29,843 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-23 14:08:29,900 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-23 14:08:29,901 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-23 14:08:29,906 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-23 14:08:29,908 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-23 14:08:29,912 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-23 14:08:29,915 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-23 14:08:29,921 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-23 14:08:29,922 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-23 14:08:29,924 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-23 14:08:29,925 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-23 14:08:29,928 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-23 14:08:29,930 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-23 14:08:29,939 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-23 14:08:29,940 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-23 14:08:29,942 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-23 14:08:29,944 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-23 14:08:29,956 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-23 14:08:29,958 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-23 14:08:29,960 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-23 14:08:29,963 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-23 14:08:29,965 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-23 14:08:29,974 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-23 14:08:29,974 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-23 14:08:29,975 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-23 14:08:29,977 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-23 14:08:29,978 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-23 14:08:29,979 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-23 14:08:29,980 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-23 14:08:29,981 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-23 14:08:29,983 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-23 14:08:29,984 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-23 14:08:29,986 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-23 14:08:29,987 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-23 14:08:29,988 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-23 14:08:29,988 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-23 14:08:29,988 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-23 14:08:29,989 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-23 14:08:29,990 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-23 14:08:29,991 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e8e70e89-d45a-47e6-89dc-2fd77d4bdc68/bin/uautomizer-wIGwrQj20G/config/svcomp-Reach-32bit-Automizer_Default.epf [2021-11-23 14:08:30,036 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-23 14:08:30,036 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-23 14:08:30,037 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2021-11-23 14:08:30,037 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2021-11-23 14:08:30,039 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-11-23 14:08:30,039 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-11-23 14:08:30,040 INFO L138 SettingsManager]: * Use SBE=true [2021-11-23 14:08:30,040 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-23 14:08:30,040 INFO L138 SettingsManager]: * sizeof long=4 [2021-11-23 14:08:30,041 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-11-23 14:08:30,042 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-11-23 14:08:30,042 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-23 14:08:30,042 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-11-23 14:08:30,042 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-23 14:08:30,043 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-11-23 14:08:30,043 INFO L138 SettingsManager]: * sizeof long double=12 [2021-11-23 14:08:30,043 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-11-23 14:08:30,043 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-23 14:08:30,044 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-11-23 14:08:30,044 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-23 14:08:30,044 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-11-23 14:08:30,044 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-11-23 14:08:30,045 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-11-23 14:08:30,045 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-23 14:08:30,045 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-23 14:08:30,045 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-11-23 14:08:30,046 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2021-11-23 14:08:30,046 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-11-23 14:08:30,046 INFO L138 SettingsManager]: * Large block encoding in concurrent analysis=OFF [2021-11-23 14:08:30,048 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2021-11-23 14:08:30,048 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-11-23 14:08:30,048 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-11-23 14:08:30,049 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_e8e70e89-d45a-47e6-89dc-2fd77d4bdc68/bin/uautomizer-wIGwrQj20G/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e8e70e89-d45a-47e6-89dc-2fd77d4bdc68/bin/uautomizer-wIGwrQj20G Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> fff07e5b9817da9e6fd154070162cff001ebe527349ae31a2f1e574ef0fb9f98 [2021-11-23 14:08:30,404 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-23 14:08:30,440 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-23 14:08:30,442 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-23 14:08:30,444 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-23 14:08:30,445 INFO L275 PluginConnector]: CDTParser initialized [2021-11-23 14:08:30,446 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e8e70e89-d45a-47e6-89dc-2fd77d4bdc68/bin/uautomizer-wIGwrQj20G/../../sv-benchmarks/c/product-lines/minepump_spec5_product33.cil.c [2021-11-23 14:08:30,532 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e8e70e89-d45a-47e6-89dc-2fd77d4bdc68/bin/uautomizer-wIGwrQj20G/data/2c232b865/da23d63c461647d6acd8f3dfa84cbc64/FLAG9fdcd0adc [2021-11-23 14:08:31,160 INFO L306 CDTParser]: Found 1 translation units. [2021-11-23 14:08:31,161 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e8e70e89-d45a-47e6-89dc-2fd77d4bdc68/sv-benchmarks/c/product-lines/minepump_spec5_product33.cil.c [2021-11-23 14:08:31,171 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e8e70e89-d45a-47e6-89dc-2fd77d4bdc68/bin/uautomizer-wIGwrQj20G/data/2c232b865/da23d63c461647d6acd8f3dfa84cbc64/FLAG9fdcd0adc [2021-11-23 14:08:31,438 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e8e70e89-d45a-47e6-89dc-2fd77d4bdc68/bin/uautomizer-wIGwrQj20G/data/2c232b865/da23d63c461647d6acd8f3dfa84cbc64 [2021-11-23 14:08:31,440 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-23 14:08:31,441 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-23 14:08:31,449 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-23 14:08:31,449 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-23 14:08:31,452 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-23 14:08:31,453 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 02:08:31" (1/1) ... [2021-11-23 14:08:31,453 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@1b4a7567 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 02:08:31, skipping insertion in model container [2021-11-23 14:08:31,454 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 02:08:31" (1/1) ... [2021-11-23 14:08:31,460 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-23 14:08:31,506 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-23 14:08:31,793 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e8e70e89-d45a-47e6-89dc-2fd77d4bdc68/sv-benchmarks/c/product-lines/minepump_spec5_product33.cil.c[16170,16183] [2021-11-23 14:08:31,806 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 14:08:31,815 INFO L203 MainTranslator]: Completed pre-run [2021-11-23 14:08:31,886 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e8e70e89-d45a-47e6-89dc-2fd77d4bdc68/sv-benchmarks/c/product-lines/minepump_spec5_product33.cil.c[16170,16183] [2021-11-23 14:08:31,894 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 14:08:31,912 INFO L208 MainTranslator]: Completed translation [2021-11-23 14:08:31,913 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 02:08:31 WrapperNode [2021-11-23 14:08:31,913 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-23 14:08:31,914 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-11-23 14:08:31,914 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-11-23 14:08:31,915 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-11-23 14:08:31,922 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 02:08:31" (1/1) ... [2021-11-23 14:08:31,938 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 02:08:31" (1/1) ... [2021-11-23 14:08:31,993 INFO L137 Inliner]: procedures = 54, calls = 152, calls flagged for inlining = 49, calls inlined = 54, statements flattened = 449 [2021-11-23 14:08:31,994 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-11-23 14:08:31,997 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-11-23 14:08:31,997 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-11-23 14:08:31,998 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-11-23 14:08:32,006 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 02:08:31" (1/1) ... [2021-11-23 14:08:32,006 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 02:08:31" (1/1) ... [2021-11-23 14:08:32,021 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 02:08:31" (1/1) ... [2021-11-23 14:08:32,031 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 02:08:31" (1/1) ... [2021-11-23 14:08:32,039 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 02:08:31" (1/1) ... [2021-11-23 14:08:32,058 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 02:08:31" (1/1) ... [2021-11-23 14:08:32,060 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 02:08:31" (1/1) ... [2021-11-23 14:08:32,064 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-11-23 14:08:32,065 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-11-23 14:08:32,073 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-11-23 14:08:32,073 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-11-23 14:08:32,081 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 02:08:31" (1/1) ... [2021-11-23 14:08:32,090 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-11-23 14:08:32,101 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e8e70e89-d45a-47e6-89dc-2fd77d4bdc68/bin/uautomizer-wIGwrQj20G/z3 [2021-11-23 14:08:32,114 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e8e70e89-d45a-47e6-89dc-2fd77d4bdc68/bin/uautomizer-wIGwrQj20G/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2021-11-23 14:08:32,132 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e8e70e89-d45a-47e6-89dc-2fd77d4bdc68/bin/uautomizer-wIGwrQj20G/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2021-11-23 14:08:32,164 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2021-11-23 14:08:32,165 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-11-23 14:08:32,165 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-11-23 14:08:32,165 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-11-23 14:08:32,276 INFO L236 CfgBuilder]: Building ICFG [2021-11-23 14:08:32,277 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2021-11-23 14:08:32,867 INFO L277 CfgBuilder]: Performing block encoding [2021-11-23 14:08:32,877 INFO L296 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-11-23 14:08:32,877 INFO L301 CfgBuilder]: Removed 2 assume(true) statements. [2021-11-23 14:08:32,879 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 02:08:32 BoogieIcfgContainer [2021-11-23 14:08:32,880 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-11-23 14:08:32,882 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2021-11-23 14:08:32,882 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2021-11-23 14:08:32,886 INFO L275 PluginConnector]: TraceAbstraction initialized [2021-11-23 14:08:32,886 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 23.11 02:08:31" (1/3) ... [2021-11-23 14:08:32,887 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@57c7b72 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 23.11 02:08:32, skipping insertion in model container [2021-11-23 14:08:32,888 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 02:08:31" (2/3) ... [2021-11-23 14:08:32,888 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@57c7b72 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 23.11 02:08:32, skipping insertion in model container [2021-11-23 14:08:32,888 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 02:08:32" (3/3) ... [2021-11-23 14:08:32,890 INFO L111 eAbstractionObserver]: Analyzing ICFG minepump_spec5_product33.cil.c [2021-11-23 14:08:32,896 INFO L204 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2021-11-23 14:08:32,897 INFO L163 ceAbstractionStarter]: Applying trace abstraction to program that has 3 error locations. [2021-11-23 14:08:32,954 INFO L338 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2021-11-23 14:08:32,962 INFO L339 AbstractCegarLoop]: Settings: SEPARATE_VIOLATION_CHECK=true, mInterprocedural=true, mMaxIterations=1000000, mWatchIteration=1000000, mArtifact=RCFG, mInterpolation=FPandBP, mInterpolantAutomaton=STRAIGHT_LINE, mDumpAutomata=false, mAutomataFormat=ATS_NUMERATE, mDumpPath=., mDeterminiation=PREDICATE_ABSTRACTION, mMinimize=MINIMIZE_SEVPA, mHoare=true, mAutomataTypeConcurrency=PETRI_NET, mHoareTripleChecks=INCREMENTAL, mHoareAnnotationPositions=LoopsAndPotentialCycles, mDumpOnlyReuseAutomata=false, mLimitTraceHistogram=0, mErrorLocTimeLimit=0, mLimitPathProgramCount=0, mCollectInterpolantStatistics=true, mHeuristicEmptinessCheck=false, mHeuristicEmptinessCheckAStarHeuristic=ZERO, mHeuristicEmptinessCheckAStarHeuristicRandomSeed=1337, mHeuristicEmptinessCheckSmtFeatureScoringMethod=DAGSIZE, mSMTFeatureExtraction=false, mSMTFeatureExtractionDumpPath=., mOverrideInterpolantAutomaton=false, mMcrInterpolantMethod=WP, mLoopAccelerationTechnique=FAST_UPR [2021-11-23 14:08:32,963 INFO L340 AbstractCegarLoop]: Starting to check reachability of 3 error locations. [2021-11-23 14:08:32,986 INFO L276 IsEmpty]: Start isEmpty. Operand has 118 states, 114 states have (on average 1.4035087719298245) internal successors, (160), 117 states have internal predecessors, (160), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-23 14:08:33,003 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-23 14:08:33,006 INFO L506 BasicCegarLoop]: Found error trace [2021-11-23 14:08:33,007 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-23 14:08:33,008 INFO L402 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION] === [2021-11-23 14:08:33,014 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-23 14:08:33,014 INFO L85 PathProgramCache]: Analyzing trace with hash 1787994693, now seen corresponding path program 1 times [2021-11-23 14:08:33,025 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-23 14:08:33,025 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [173590979] [2021-11-23 14:08:33,026 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-23 14:08:33,027 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 14:08:33,196 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 14:08:33,265 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 14:08:33,266 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-11-23 14:08:33,266 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [173590979] [2021-11-23 14:08:33,267 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [173590979] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-23 14:08:33,267 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-11-23 14:08:33,268 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2021-11-23 14:08:33,270 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1662380382] [2021-11-23 14:08:33,271 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-23 14:08:33,275 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2021-11-23 14:08:33,276 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-11-23 14:08:33,305 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2021-11-23 14:08:33,306 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2021-11-23 14:08:33,309 INFO L87 Difference]: Start difference. First operand has 118 states, 114 states have (on average 1.4035087719298245) internal successors, (160), 117 states have internal predecessors, (160), 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 10.5) internal successors, (21), 2 states have internal predecessors, (21), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-23 14:08:33,343 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-23 14:08:33,344 INFO L93 Difference]: Finished difference Result 225 states and 308 transitions. [2021-11-23 14:08:33,345 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-11-23 14:08:33,346 INFO L78 Accepts]: Start accepts. Automaton has has 2 states, 2 states have (on average 10.5) internal successors, (21), 2 states have internal predecessors, (21), 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 21 [2021-11-23 14:08:33,347 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-23 14:08:33,356 INFO L225 Difference]: With dead ends: 225 [2021-11-23 14:08:33,357 INFO L226 Difference]: Without dead ends: 108 [2021-11-23 14:08:33,361 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 2 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2021-11-23 14:08:33,365 INFO L933 BasicCegarLoop]: 150 mSDtfsCounter, 0 mSDsluCounter, 0 mSDsCounter, 0 mSdLazyCounter, 0 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 0 SdHoareTripleChecker+Valid, 150 SdHoareTripleChecker+Invalid, 0 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 0 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2021-11-23 14:08:33,366 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [0 Valid, 150 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 0 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2021-11-23 14:08:33,383 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 108 states. [2021-11-23 14:08:33,404 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 108 to 108. [2021-11-23 14:08:33,406 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 108 states, 105 states have (on average 1.3523809523809525) internal successors, (142), 107 states have internal predecessors, (142), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-23 14:08:33,409 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 108 states to 108 states and 142 transitions. [2021-11-23 14:08:33,411 INFO L78 Accepts]: Start accepts. Automaton has 108 states and 142 transitions. Word has length 21 [2021-11-23 14:08:33,411 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-23 14:08:33,412 INFO L470 AbstractCegarLoop]: Abstraction has 108 states and 142 transitions. [2021-11-23 14:08:33,412 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 10.5) internal successors, (21), 2 states have internal predecessors, (21), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-23 14:08:33,412 INFO L276 IsEmpty]: Start isEmpty. Operand 108 states and 142 transitions. [2021-11-23 14:08:33,414 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2021-11-23 14:08:33,414 INFO L506 BasicCegarLoop]: Found error trace [2021-11-23 14:08:33,414 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-23 14:08:33,415 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2021-11-23 14:08:33,415 INFO L402 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION] === [2021-11-23 14:08:33,416 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-23 14:08:33,417 INFO L85 PathProgramCache]: Analyzing trace with hash 149493065, now seen corresponding path program 1 times [2021-11-23 14:08:33,417 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-23 14:08:33,417 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1650910434] [2021-11-23 14:08:33,418 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-23 14:08:33,418 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 14:08:33,441 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 14:08:33,480 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 14:08:33,481 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-11-23 14:08:33,481 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1650910434] [2021-11-23 14:08:33,481 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1650910434] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-23 14:08:33,482 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-11-23 14:08:33,482 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-11-23 14:08:33,482 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1420824718] [2021-11-23 14:08:33,482 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-23 14:08:33,484 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2021-11-23 14:08:33,484 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-11-23 14:08:33,485 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-11-23 14:08:33,485 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-11-23 14:08:33,485 INFO L87 Difference]: Start difference. First operand 108 states and 142 transitions. Second operand has 3 states, 3 states have (on average 7.333333333333333) internal successors, (22), 3 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) [2021-11-23 14:08:33,499 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-23 14:08:33,499 INFO L93 Difference]: Finished difference Result 108 states and 142 transitions. [2021-11-23 14:08:33,500 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-11-23 14:08:33,500 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 7.333333333333333) internal successors, (22), 3 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 [2021-11-23 14:08:33,501 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-23 14:08:33,502 INFO L225 Difference]: With dead ends: 108 [2021-11-23 14:08:33,502 INFO L226 Difference]: Without dead ends: 49 [2021-11-23 14:08:33,503 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-11-23 14:08:33,504 INFO L933 BasicCegarLoop]: 63 mSDtfsCounter, 55 mSDsluCounter, 7 mSDsCounter, 0 mSdLazyCounter, 1 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 55 SdHoareTripleChecker+Valid, 70 SdHoareTripleChecker+Invalid, 1 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 1 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2021-11-23 14:08:33,505 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [55 Valid, 70 Invalid, 1 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 1 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2021-11-23 14:08:33,506 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 49 states. [2021-11-23 14:08:33,511 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 49 to 49. [2021-11-23 14:08:33,512 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 49 states, 48 states have (on average 1.3333333333333333) internal successors, (64), 48 states have internal predecessors, (64), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-23 14:08:33,513 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 49 states to 49 states and 64 transitions. [2021-11-23 14:08:33,513 INFO L78 Accepts]: Start accepts. Automaton has 49 states and 64 transitions. Word has length 22 [2021-11-23 14:08:33,513 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-23 14:08:33,514 INFO L470 AbstractCegarLoop]: Abstraction has 49 states and 64 transitions. [2021-11-23 14:08:33,514 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 7.333333333333333) internal successors, (22), 3 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) [2021-11-23 14:08:33,514 INFO L276 IsEmpty]: Start isEmpty. Operand 49 states and 64 transitions. [2021-11-23 14:08:33,515 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2021-11-23 14:08:33,515 INFO L506 BasicCegarLoop]: Found error trace [2021-11-23 14:08:33,516 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-23 14:08:33,516 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2021-11-23 14:08:33,516 INFO L402 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION] === [2021-11-23 14:08:33,517 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-23 14:08:33,517 INFO L85 PathProgramCache]: Analyzing trace with hash 1872174660, now seen corresponding path program 1 times [2021-11-23 14:08:33,517 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-23 14:08:33,518 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1974478122] [2021-11-23 14:08:33,518 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-23 14:08:33,518 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 14:08:33,541 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 14:08:33,632 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 14:08:33,632 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-11-23 14:08:33,633 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1974478122] [2021-11-23 14:08:33,636 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1974478122] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-23 14:08:33,636 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-11-23 14:08:33,637 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2021-11-23 14:08:33,637 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1858846601] [2021-11-23 14:08:33,637 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-23 14:08:33,638 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2021-11-23 14:08:33,638 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-11-23 14:08:33,639 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2021-11-23 14:08:33,639 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=10, Invalid=20, Unknown=0, NotChecked=0, Total=30 [2021-11-23 14:08:33,639 INFO L87 Difference]: Start difference. First operand 49 states and 64 transitions. Second operand has 6 states, 6 states have (on average 4.666666666666667) internal successors, (28), 5 states have internal predecessors, (28), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-23 14:08:33,694 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-23 14:08:33,699 INFO L93 Difference]: Finished difference Result 90 states and 120 transitions. [2021-11-23 14:08:33,700 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-11-23 14:08:33,700 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 6 states have (on average 4.666666666666667) internal successors, (28), 5 states have internal predecessors, (28), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 28 [2021-11-23 14:08:33,701 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-23 14:08:33,702 INFO L225 Difference]: With dead ends: 90 [2021-11-23 14:08:33,703 INFO L226 Difference]: Without dead ends: 49 [2021-11-23 14:08:33,703 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 7 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=22, Invalid=34, Unknown=0, NotChecked=0, Total=56 [2021-11-23 14:08:33,705 INFO L933 BasicCegarLoop]: 60 mSDtfsCounter, 224 mSDsluCounter, 4 mSDsCounter, 0 mSdLazyCounter, 6 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 224 SdHoareTripleChecker+Valid, 64 SdHoareTripleChecker+Invalid, 7 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 6 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2021-11-23 14:08:33,706 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [224 Valid, 64 Invalid, 7 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 6 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2021-11-23 14:08:33,707 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 49 states. [2021-11-23 14:08:33,714 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 49 to 49. [2021-11-23 14:08:33,714 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 49 states, 48 states have (on average 1.3125) internal successors, (63), 48 states have internal predecessors, (63), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-23 14:08:33,715 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 49 states to 49 states and 63 transitions. [2021-11-23 14:08:33,715 INFO L78 Accepts]: Start accepts. Automaton has 49 states and 63 transitions. Word has length 28 [2021-11-23 14:08:33,716 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-23 14:08:33,716 INFO L470 AbstractCegarLoop]: Abstraction has 49 states and 63 transitions. [2021-11-23 14:08:33,716 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 4.666666666666667) internal successors, (28), 5 states have internal predecessors, (28), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-23 14:08:33,717 INFO L276 IsEmpty]: Start isEmpty. Operand 49 states and 63 transitions. [2021-11-23 14:08:33,718 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2021-11-23 14:08:33,718 INFO L506 BasicCegarLoop]: Found error trace [2021-11-23 14:08:33,718 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-23 14:08:33,719 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2021-11-23 14:08:33,719 INFO L402 AbstractCegarLoop]: === Iteration 4 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION] === [2021-11-23 14:08:33,720 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-23 14:08:33,720 INFO L85 PathProgramCache]: Analyzing trace with hash -728990285, now seen corresponding path program 1 times [2021-11-23 14:08:33,720 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-23 14:08:33,721 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2077954180] [2021-11-23 14:08:33,721 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-23 14:08:33,721 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 14:08:33,744 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 14:08:33,802 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 14:08:33,802 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-11-23 14:08:33,803 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2077954180] [2021-11-23 14:08:33,803 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2077954180] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-23 14:08:33,803 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-11-23 14:08:33,803 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2021-11-23 14:08:33,804 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1420065976] [2021-11-23 14:08:33,804 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-23 14:08:33,804 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2021-11-23 14:08:33,804 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-11-23 14:08:33,805 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-11-23 14:08:33,805 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-11-23 14:08:33,805 INFO L87 Difference]: Start difference. First operand 49 states and 63 transitions. Second operand has 3 states, 3 states have (on average 10.333333333333334) internal successors, (31), 2 states have internal predecessors, (31), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-23 14:08:33,857 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-23 14:08:33,857 INFO L93 Difference]: Finished difference Result 120 states and 158 transitions. [2021-11-23 14:08:33,858 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-11-23 14:08:33,858 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 10.333333333333334) internal successors, (31), 2 states have internal predecessors, (31), 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 31 [2021-11-23 14:08:33,858 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-23 14:08:33,859 INFO L225 Difference]: With dead ends: 120 [2021-11-23 14:08:33,860 INFO L226 Difference]: Without dead ends: 79 [2021-11-23 14:08:33,860 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 2 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-11-23 14:08:33,862 INFO L933 BasicCegarLoop]: 72 mSDtfsCounter, 34 mSDsluCounter, 39 mSDsCounter, 0 mSdLazyCounter, 9 mSolverCounterSat, 3 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 34 SdHoareTripleChecker+Valid, 111 SdHoareTripleChecker+Invalid, 12 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 3 IncrementalHoareTripleChecker+Valid, 9 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2021-11-23 14:08:33,863 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [34 Valid, 111 Invalid, 12 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [3 Valid, 9 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2021-11-23 14:08:33,864 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 79 states. [2021-11-23 14:08:33,875 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 79 to 77. [2021-11-23 14:08:33,875 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 77 states, 76 states have (on average 1.3157894736842106) internal successors, (100), 76 states have internal predecessors, (100), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-23 14:08:33,877 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 77 states to 77 states and 100 transitions. [2021-11-23 14:08:33,877 INFO L78 Accepts]: Start accepts. Automaton has 77 states and 100 transitions. Word has length 31 [2021-11-23 14:08:33,877 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-23 14:08:33,877 INFO L470 AbstractCegarLoop]: Abstraction has 77 states and 100 transitions. [2021-11-23 14:08:33,878 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 10.333333333333334) internal successors, (31), 2 states have internal predecessors, (31), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-23 14:08:33,878 INFO L276 IsEmpty]: Start isEmpty. Operand 77 states and 100 transitions. [2021-11-23 14:08:33,879 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 38 [2021-11-23 14:08:33,879 INFO L506 BasicCegarLoop]: Found error trace [2021-11-23 14:08:33,879 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-23 14:08:33,880 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2021-11-23 14:08:33,880 INFO L402 AbstractCegarLoop]: === Iteration 5 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION] === [2021-11-23 14:08:33,880 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-23 14:08:33,881 INFO L85 PathProgramCache]: Analyzing trace with hash -1918829573, now seen corresponding path program 1 times [2021-11-23 14:08:33,881 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-23 14:08:33,881 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1803986734] [2021-11-23 14:08:33,881 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-23 14:08:33,882 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 14:08:33,903 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 14:08:33,988 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 14:08:33,989 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-11-23 14:08:33,989 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1803986734] [2021-11-23 14:08:33,990 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1803986734] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-23 14:08:33,990 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-11-23 14:08:33,991 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2021-11-23 14:08:33,991 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1550267110] [2021-11-23 14:08:33,993 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-23 14:08:33,994 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2021-11-23 14:08:33,994 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-11-23 14:08:33,996 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2021-11-23 14:08:33,996 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2021-11-23 14:08:33,996 INFO L87 Difference]: Start difference. First operand 77 states and 100 transitions. Second operand has 5 states, 5 states have (on average 7.4) internal successors, (37), 5 states have internal predecessors, (37), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-23 14:08:34,086 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-23 14:08:34,087 INFO L93 Difference]: Finished difference Result 200 states and 260 transitions. [2021-11-23 14:08:34,087 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-11-23 14:08:34,088 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 7.4) internal successors, (37), 5 states have internal predecessors, (37), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 37 [2021-11-23 14:08:34,088 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-23 14:08:34,094 INFO L225 Difference]: With dead ends: 200 [2021-11-23 14:08:34,095 INFO L226 Difference]: Without dead ends: 131 [2021-11-23 14:08:34,097 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 9 GetRequests, 4 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=17, Invalid=25, Unknown=0, NotChecked=0, Total=42 [2021-11-23 14:08:34,099 INFO L933 BasicCegarLoop]: 85 mSDtfsCounter, 156 mSDsluCounter, 251 mSDsCounter, 0 mSdLazyCounter, 16 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 156 SdHoareTripleChecker+Valid, 336 SdHoareTripleChecker+Invalid, 17 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 16 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2021-11-23 14:08:34,103 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [156 Valid, 336 Invalid, 17 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 16 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2021-11-23 14:08:34,105 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 131 states. [2021-11-23 14:08:34,120 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 131 to 80. [2021-11-23 14:08:34,125 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 80 states, 79 states have (on average 1.3037974683544304) internal successors, (103), 79 states have internal predecessors, (103), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-23 14:08:34,129 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 80 states to 80 states and 103 transitions. [2021-11-23 14:08:34,134 INFO L78 Accepts]: Start accepts. Automaton has 80 states and 103 transitions. Word has length 37 [2021-11-23 14:08:34,135 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-23 14:08:34,135 INFO L470 AbstractCegarLoop]: Abstraction has 80 states and 103 transitions. [2021-11-23 14:08:34,135 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 7.4) internal successors, (37), 5 states have internal predecessors, (37), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-23 14:08:34,136 INFO L276 IsEmpty]: Start isEmpty. Operand 80 states and 103 transitions. [2021-11-23 14:08:34,137 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 38 [2021-11-23 14:08:34,140 INFO L506 BasicCegarLoop]: Found error trace [2021-11-23 14:08:34,141 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-23 14:08:34,141 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2021-11-23 14:08:34,141 INFO L402 AbstractCegarLoop]: === Iteration 6 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION] === [2021-11-23 14:08:34,143 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-23 14:08:34,143 INFO L85 PathProgramCache]: Analyzing trace with hash -1344766853, now seen corresponding path program 1 times [2021-11-23 14:08:34,143 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-23 14:08:34,144 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1209961369] [2021-11-23 14:08:34,144 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-23 14:08:34,144 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 14:08:34,164 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 14:08:34,211 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 14:08:34,211 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-11-23 14:08:34,211 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1209961369] [2021-11-23 14:08:34,211 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1209961369] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-23 14:08:34,212 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-11-23 14:08:34,212 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2021-11-23 14:08:34,212 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [316009571] [2021-11-23 14:08:34,212 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-23 14:08:34,213 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2021-11-23 14:08:34,213 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-11-23 14:08:34,213 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2021-11-23 14:08:34,213 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2021-11-23 14:08:34,214 INFO L87 Difference]: Start difference. First operand 80 states and 103 transitions. Second operand has 5 states, 5 states have (on average 7.4) internal successors, (37), 4 states have internal predecessors, (37), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-23 14:08:34,327 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-23 14:08:34,327 INFO L93 Difference]: Finished difference Result 281 states and 364 transitions. [2021-11-23 14:08:34,328 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2021-11-23 14:08:34,328 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 7.4) internal successors, (37), 4 states have internal predecessors, (37), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 37 [2021-11-23 14:08:34,330 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-23 14:08:34,332 INFO L225 Difference]: With dead ends: 281 [2021-11-23 14:08:34,332 INFO L226 Difference]: Without dead ends: 209 [2021-11-23 14:08:34,334 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 8 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 5 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=27, Invalid=45, Unknown=0, NotChecked=0, Total=72 [2021-11-23 14:08:34,337 INFO L933 BasicCegarLoop]: 119 mSDtfsCounter, 177 mSDsluCounter, 252 mSDsCounter, 0 mSdLazyCounter, 40 mSolverCounterSat, 6 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 177 SdHoareTripleChecker+Valid, 371 SdHoareTripleChecker+Invalid, 46 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 6 IncrementalHoareTripleChecker+Valid, 40 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2021-11-23 14:08:34,337 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [177 Valid, 371 Invalid, 46 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [6 Valid, 40 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2021-11-23 14:08:34,338 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 209 states. [2021-11-23 14:08:34,350 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 209 to 79. [2021-11-23 14:08:34,351 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 79 states, 78 states have (on average 1.2820512820512822) internal successors, (100), 78 states have internal predecessors, (100), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-23 14:08:34,351 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 79 states to 79 states and 100 transitions. [2021-11-23 14:08:34,352 INFO L78 Accepts]: Start accepts. Automaton has 79 states and 100 transitions. Word has length 37 [2021-11-23 14:08:34,352 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-23 14:08:34,352 INFO L470 AbstractCegarLoop]: Abstraction has 79 states and 100 transitions. [2021-11-23 14:08:34,352 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 7.4) internal successors, (37), 4 states have internal predecessors, (37), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-23 14:08:34,353 INFO L276 IsEmpty]: Start isEmpty. Operand 79 states and 100 transitions. [2021-11-23 14:08:34,354 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 38 [2021-11-23 14:08:34,354 INFO L506 BasicCegarLoop]: Found error trace [2021-11-23 14:08:34,354 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-23 14:08:34,354 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5 [2021-11-23 14:08:34,355 INFO L402 AbstractCegarLoop]: === Iteration 7 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION] === [2021-11-23 14:08:34,355 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-23 14:08:34,355 INFO L85 PathProgramCache]: Analyzing trace with hash 1789331709, now seen corresponding path program 1 times [2021-11-23 14:08:34,356 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-23 14:08:34,356 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [890918056] [2021-11-23 14:08:34,356 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-23 14:08:34,356 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 14:08:34,372 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 14:08:34,402 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 14:08:34,403 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-11-23 14:08:34,403 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [890918056] [2021-11-23 14:08:34,403 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [890918056] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-23 14:08:34,403 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-11-23 14:08:34,403 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2021-11-23 14:08:34,404 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [525434813] [2021-11-23 14:08:34,404 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-23 14:08:34,404 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2021-11-23 14:08:34,404 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-11-23 14:08:34,405 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2021-11-23 14:08:34,405 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2021-11-23 14:08:34,405 INFO L87 Difference]: Start difference. First operand 79 states and 100 transitions. Second operand has 4 states, 4 states have (on average 9.25) internal successors, (37), 4 states have internal predecessors, (37), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-23 14:08:34,432 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-23 14:08:34,432 INFO L93 Difference]: Finished difference Result 183 states and 233 transitions. [2021-11-23 14:08:34,432 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-11-23 14:08:34,433 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 9.25) internal successors, (37), 4 states have internal predecessors, (37), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 37 [2021-11-23 14:08:34,433 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-23 14:08:34,434 INFO L225 Difference]: With dead ends: 183 [2021-11-23 14:08:34,434 INFO L226 Difference]: Without dead ends: 112 [2021-11-23 14:08:34,434 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 6 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2021-11-23 14:08:34,436 INFO L933 BasicCegarLoop]: 86 mSDtfsCounter, 77 mSDsluCounter, 118 mSDsCounter, 0 mSdLazyCounter, 11 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 77 SdHoareTripleChecker+Valid, 204 SdHoareTripleChecker+Invalid, 11 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 11 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2021-11-23 14:08:34,436 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [77 Valid, 204 Invalid, 11 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 11 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2021-11-23 14:08:34,437 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 112 states. [2021-11-23 14:08:34,447 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 112 to 81. [2021-11-23 14:08:34,447 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 81 states, 80 states have (on average 1.275) internal successors, (102), 80 states have internal predecessors, (102), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-23 14:08:34,448 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 81 states to 81 states and 102 transitions. [2021-11-23 14:08:34,448 INFO L78 Accepts]: Start accepts. Automaton has 81 states and 102 transitions. Word has length 37 [2021-11-23 14:08:34,449 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-23 14:08:34,449 INFO L470 AbstractCegarLoop]: Abstraction has 81 states and 102 transitions. [2021-11-23 14:08:34,449 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 9.25) internal successors, (37), 4 states have internal predecessors, (37), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-23 14:08:34,449 INFO L276 IsEmpty]: Start isEmpty. Operand 81 states and 102 transitions. [2021-11-23 14:08:34,450 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 38 [2021-11-23 14:08:34,451 INFO L506 BasicCegarLoop]: Found error trace [2021-11-23 14:08:34,451 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-23 14:08:34,451 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6 [2021-11-23 14:08:34,451 INFO L402 AbstractCegarLoop]: === Iteration 8 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION] === [2021-11-23 14:08:34,452 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-23 14:08:34,452 INFO L85 PathProgramCache]: Analyzing trace with hash 509468031, now seen corresponding path program 1 times [2021-11-23 14:08:34,452 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-23 14:08:34,452 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2051515863] [2021-11-23 14:08:34,453 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-23 14:08:34,453 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 14:08:34,466 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 14:08:34,526 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 14:08:34,526 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-11-23 14:08:34,527 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2051515863] [2021-11-23 14:08:34,527 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2051515863] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-23 14:08:34,527 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-11-23 14:08:34,527 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2021-11-23 14:08:34,528 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [89882647] [2021-11-23 14:08:34,528 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-23 14:08:34,528 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2021-11-23 14:08:34,529 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-11-23 14:08:34,529 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-11-23 14:08:34,529 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-11-23 14:08:34,529 INFO L87 Difference]: Start difference. First operand 81 states and 102 transitions. Second operand has 3 states, 3 states have (on average 12.333333333333334) internal successors, (37), 2 states have internal predecessors, (37), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-23 14:08:34,563 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-23 14:08:34,564 INFO L93 Difference]: Finished difference Result 217 states and 278 transitions. [2021-11-23 14:08:34,564 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-11-23 14:08:34,564 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 12.333333333333334) internal successors, (37), 2 states have internal predecessors, (37), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 37 [2021-11-23 14:08:34,564 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-23 14:08:34,565 INFO L225 Difference]: With dead ends: 217 [2021-11-23 14:08:34,566 INFO L226 Difference]: Without dead ends: 144 [2021-11-23 14:08:34,567 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 2 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-11-23 14:08:34,568 INFO L933 BasicCegarLoop]: 68 mSDtfsCounter, 32 mSDsluCounter, 48 mSDsCounter, 0 mSdLazyCounter, 10 mSolverCounterSat, 4 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 32 SdHoareTripleChecker+Valid, 116 SdHoareTripleChecker+Invalid, 14 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 4 IncrementalHoareTripleChecker+Valid, 10 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2021-11-23 14:08:34,568 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [32 Valid, 116 Invalid, 14 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [4 Valid, 10 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2021-11-23 14:08:34,570 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 144 states. [2021-11-23 14:08:34,596 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 144 to 142. [2021-11-23 14:08:34,597 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 142 states, 141 states have (on average 1.2765957446808511) internal successors, (180), 141 states have internal predecessors, (180), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-23 14:08:34,598 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 142 states to 142 states and 180 transitions. [2021-11-23 14:08:34,598 INFO L78 Accepts]: Start accepts. Automaton has 142 states and 180 transitions. Word has length 37 [2021-11-23 14:08:34,600 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-23 14:08:34,604 INFO L470 AbstractCegarLoop]: Abstraction has 142 states and 180 transitions. [2021-11-23 14:08:34,604 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 12.333333333333334) internal successors, (37), 2 states have internal predecessors, (37), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-23 14:08:34,605 INFO L276 IsEmpty]: Start isEmpty. Operand 142 states and 180 transitions. [2021-11-23 14:08:34,611 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 40 [2021-11-23 14:08:34,612 INFO L506 BasicCegarLoop]: Found error trace [2021-11-23 14:08:34,612 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-23 14:08:34,612 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable7 [2021-11-23 14:08:34,612 INFO L402 AbstractCegarLoop]: === Iteration 9 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION] === [2021-11-23 14:08:34,613 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-23 14:08:34,613 INFO L85 PathProgramCache]: Analyzing trace with hash 2090041700, now seen corresponding path program 1 times [2021-11-23 14:08:34,613 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-23 14:08:34,613 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [473944176] [2021-11-23 14:08:34,614 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-23 14:08:34,614 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 14:08:34,646 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 14:08:34,764 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 14:08:34,765 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-11-23 14:08:34,765 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [473944176] [2021-11-23 14:08:34,765 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [473944176] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-23 14:08:34,765 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-11-23 14:08:34,765 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2021-11-23 14:08:34,766 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [150068107] [2021-11-23 14:08:34,766 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-23 14:08:34,767 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2021-11-23 14:08:34,768 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-11-23 14:08:34,768 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2021-11-23 14:08:34,768 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=13, Invalid=29, Unknown=0, NotChecked=0, Total=42 [2021-11-23 14:08:34,769 INFO L87 Difference]: Start difference. First operand 142 states and 180 transitions. Second operand has 7 states, 7 states have (on average 5.571428571428571) internal successors, (39), 6 states have internal predecessors, (39), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-23 14:08:34,915 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-23 14:08:34,916 INFO L93 Difference]: Finished difference Result 481 states and 618 transitions. [2021-11-23 14:08:34,916 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2021-11-23 14:08:34,916 INFO L78 Accepts]: Start accepts. Automaton has has 7 states, 7 states have (on average 5.571428571428571) internal successors, (39), 6 states have internal predecessors, (39), 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 39 [2021-11-23 14:08:34,917 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-23 14:08:34,920 INFO L225 Difference]: With dead ends: 481 [2021-11-23 14:08:34,920 INFO L226 Difference]: Without dead ends: 347 [2021-11-23 14:08:34,921 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 12 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 11 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 17 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=51, Invalid=105, Unknown=0, NotChecked=0, Total=156 [2021-11-23 14:08:34,922 INFO L933 BasicCegarLoop]: 137 mSDtfsCounter, 278 mSDsluCounter, 317 mSDsCounter, 0 mSdLazyCounter, 59 mSolverCounterSat, 23 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 278 SdHoareTripleChecker+Valid, 454 SdHoareTripleChecker+Invalid, 82 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 23 IncrementalHoareTripleChecker+Valid, 59 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2021-11-23 14:08:34,922 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [278 Valid, 454 Invalid, 82 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [23 Valid, 59 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2021-11-23 14:08:34,923 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 347 states. [2021-11-23 14:08:34,941 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 347 to 160. [2021-11-23 14:08:34,941 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 160 states, 159 states have (on average 1.251572327044025) internal successors, (199), 159 states have internal predecessors, (199), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-23 14:08:34,942 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 160 states to 160 states and 199 transitions. [2021-11-23 14:08:34,943 INFO L78 Accepts]: Start accepts. Automaton has 160 states and 199 transitions. Word has length 39 [2021-11-23 14:08:34,943 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-23 14:08:34,943 INFO L470 AbstractCegarLoop]: Abstraction has 160 states and 199 transitions. [2021-11-23 14:08:34,943 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 7 states have (on average 5.571428571428571) internal successors, (39), 6 states have internal predecessors, (39), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-23 14:08:34,944 INFO L276 IsEmpty]: Start isEmpty. Operand 160 states and 199 transitions. [2021-11-23 14:08:34,945 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 63 [2021-11-23 14:08:34,945 INFO L506 BasicCegarLoop]: Found error trace [2021-11-23 14:08:34,945 INFO L514 BasicCegarLoop]: trace histogram [2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-23 14:08:34,946 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable8 [2021-11-23 14:08:34,946 INFO L402 AbstractCegarLoop]: === Iteration 10 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION] === [2021-11-23 14:08:34,947 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-23 14:08:34,947 INFO L85 PathProgramCache]: Analyzing trace with hash -381084724, now seen corresponding path program 1 times [2021-11-23 14:08:34,947 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-23 14:08:34,947 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1385339642] [2021-11-23 14:08:34,948 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-23 14:08:34,948 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 14:08:34,963 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 14:08:35,004 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 14 proven. 4 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 14:08:35,004 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-11-23 14:08:35,005 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1385339642] [2021-11-23 14:08:35,005 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1385339642] provided 0 perfect and 1 imperfect interpolant sequences [2021-11-23 14:08:35,005 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1331650371] [2021-11-23 14:08:35,005 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-23 14:08:35,006 INFO L168 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-11-23 14:08:35,006 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e8e70e89-d45a-47e6-89dc-2fd77d4bdc68/bin/uautomizer-wIGwrQj20G/z3 [2021-11-23 14:08:35,010 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e8e70e89-d45a-47e6-89dc-2fd77d4bdc68/bin/uautomizer-wIGwrQj20G/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-11-23 14:08:35,032 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e8e70e89-d45a-47e6-89dc-2fd77d4bdc68/bin/uautomizer-wIGwrQj20G/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Waiting until timeout for monitored process [2021-11-23 14:08:35,109 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 14:08:35,113 INFO L263 TraceCheckSpWp]: Trace formula consists of 374 conjuncts, 5 conjunts are in the unsatisfiable core [2021-11-23 14:08:35,119 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 14:08:35,350 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 14 proven. 4 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 14:08:35,350 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-11-23 14:08:35,493 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 14 proven. 4 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 14:08:35,493 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1331650371] provided 0 perfect and 2 imperfect interpolant sequences [2021-11-23 14:08:35,493 INFO L186 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2021-11-23 14:08:35,494 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [5, 5, 5] total 8 [2021-11-23 14:08:35,494 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [353495310] [2021-11-23 14:08:35,494 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2021-11-23 14:08:35,495 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 8 states [2021-11-23 14:08:35,495 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-11-23 14:08:35,495 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2021-11-23 14:08:35,496 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=16, Invalid=40, Unknown=0, NotChecked=0, Total=56 [2021-11-23 14:08:35,496 INFO L87 Difference]: Start difference. First operand 160 states and 199 transitions. Second operand has 8 states, 8 states have (on average 11.75) internal successors, (94), 8 states have internal predecessors, (94), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-23 14:08:35,602 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-23 14:08:35,605 INFO L93 Difference]: Finished difference Result 310 states and 389 transitions. [2021-11-23 14:08:35,605 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-11-23 14:08:35,606 INFO L78 Accepts]: Start accepts. Automaton has has 8 states, 8 states have (on average 11.75) internal successors, (94), 8 states have internal predecessors, (94), 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 62 [2021-11-23 14:08:35,606 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-23 14:08:35,607 INFO L225 Difference]: With dead ends: 310 [2021-11-23 14:08:35,607 INFO L226 Difference]: Without dead ends: 0 [2021-11-23 14:08:35,608 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 130 GetRequests, 121 SyntacticMatches, 1 SemanticMatches, 8 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 5 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=31, Invalid=59, Unknown=0, NotChecked=0, Total=90 [2021-11-23 14:08:35,609 INFO L933 BasicCegarLoop]: 109 mSDtfsCounter, 135 mSDsluCounter, 266 mSDsCounter, 0 mSdLazyCounter, 26 mSolverCounterSat, 7 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 135 SdHoareTripleChecker+Valid, 375 SdHoareTripleChecker+Invalid, 33 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 7 IncrementalHoareTripleChecker+Valid, 26 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2021-11-23 14:08:35,610 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [135 Valid, 375 Invalid, 33 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [7 Valid, 26 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2021-11-23 14:08:35,611 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2021-11-23 14:08:35,611 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2021-11-23 14:08:35,611 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 0 states, 0 states have (on average 0.0) internal successors, (0), 0 states have internal predecessors, (0), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-23 14:08:35,612 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2021-11-23 14:08:35,612 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 62 [2021-11-23 14:08:35,612 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-23 14:08:35,612 INFO L470 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2021-11-23 14:08:35,612 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 8 states, 8 states have (on average 11.75) internal successors, (94), 8 states have internal predecessors, (94), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-23 14:08:35,613 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2021-11-23 14:08:35,613 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2021-11-23 14:08:35,615 INFO L764 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION (2 of 3 remaining) [2021-11-23 14:08:35,616 INFO L764 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION (1 of 3 remaining) [2021-11-23 14:08:35,616 INFO L764 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION (0 of 3 remaining) [2021-11-23 14:08:35,657 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e8e70e89-d45a-47e6-89dc-2fd77d4bdc68/bin/uautomizer-wIGwrQj20G/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Forceful destruction successful, exit code 0 [2021-11-23 14:08:35,834 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable9,2 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e8e70e89-d45a-47e6-89dc-2fd77d4bdc68/bin/uautomizer-wIGwrQj20G/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-11-23 14:08:35,836 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2021-11-23 14:08:38,256 INFO L861 garLoopResultBuilder]: At program point L481(lines 420 483) the Hoare annotation is: true [2021-11-23 14:08:38,257 INFO L858 garLoopResultBuilder]: For program point ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION(line 790) no Hoare annotation was computed. [2021-11-23 14:08:38,257 INFO L858 garLoopResultBuilder]: For program point L432(lines 432 436) no Hoare annotation was computed. [2021-11-23 14:08:38,257 INFO L858 garLoopResultBuilder]: For program point ULTIMATE.startENTRY(line -1) no Hoare annotation was computed. [2021-11-23 14:08:38,257 INFO L858 garLoopResultBuilder]: For program point L466(lines 466 470) no Hoare annotation was computed. [2021-11-23 14:08:38,258 INFO L858 garLoopResultBuilder]: For program point L466-2(lines 460 471) no Hoare annotation was computed. [2021-11-23 14:08:38,258 INFO L858 garLoopResultBuilder]: For program point L879(lines 879 885) no Hoare annotation was computed. [2021-11-23 14:08:38,258 INFO L858 garLoopResultBuilder]: For program point L879-1(lines 879 885) no Hoare annotation was computed. [2021-11-23 14:08:38,258 INFO L858 garLoopResultBuilder]: For program point L879-2(lines 879 885) no Hoare annotation was computed. [2021-11-23 14:08:38,259 INFO L854 garLoopResultBuilder]: At program point L747(lines 743 749) the Hoare annotation is: (and (= ~pumpRunning~0 0) (<= ~waterLevel~0 1) (= 1 ~systemActive~0) (= |ULTIMATE.start_valid_product_#res#1| ~systemActive~0) (= |ULTIMATE.start_main_~tmp~6#1| ~systemActive~0)) [2021-11-23 14:08:38,259 INFO L861 garLoopResultBuilder]: At program point L714(lines 689 718) the Hoare annotation is: true [2021-11-23 14:08:38,259 INFO L858 garLoopResultBuilder]: For program point L450(lines 450 456) no Hoare annotation was computed. [2021-11-23 14:08:38,259 INFO L854 garLoopResultBuilder]: At program point L896(lines 891 898) the Hoare annotation is: (and (= ~pumpRunning~0 0) (<= ~waterLevel~0 1) (= 1 ~systemActive~0) (= |ULTIMATE.start_valid_product_#res#1| ~systemActive~0) (= |ULTIMATE.start_main_~tmp~6#1| ~systemActive~0)) [2021-11-23 14:08:38,259 INFO L858 garLoopResultBuilder]: For program point L450-2(lines 450 456) no Hoare annotation was computed. [2021-11-23 14:08:38,259 INFO L858 garLoopResultBuilder]: For program point L814(lines 814 818) no Hoare annotation was computed. [2021-11-23 14:08:38,260 INFO L861 garLoopResultBuilder]: At program point L781(lines 762 784) the Hoare annotation is: true [2021-11-23 14:08:38,260 INFO L854 garLoopResultBuilder]: At program point L814-2(lines 810 821) the Hoare annotation is: (let ((.cse0 (= 1 ~systemActive~0)) (.cse1 (= |ULTIMATE.start_valid_product_#res#1| ~systemActive~0)) (.cse2 (= |ULTIMATE.start_test_~splverifierCounter~0#1| 0)) (.cse3 (<= ~waterLevel~0 2)) (.cse4 (= |ULTIMATE.start_main_~tmp~6#1| ~systemActive~0)) (.cse5 (= ~pumpRunning~0 1))) (or (and (= ~pumpRunning~0 0) .cse0 .cse1 .cse2 .cse3 .cse4) (and (= |ULTIMATE.start_getWaterLevel_#res#1| 2) (= 2 ~waterLevel~0) .cse0 .cse1 .cse2 .cse4 (= 2 |ULTIMATE.start___utac_acc__Specification5_spec__3_~tmp~7#1|) .cse5) (and .cse0 (= ~switchedOnBeforeTS~0 1) .cse1 .cse2 .cse3 (= |ULTIMATE.start_isPumpRunning_#res#1| 1) .cse4 .cse5))) [2021-11-23 14:08:38,260 INFO L854 garLoopResultBuilder]: At program point L699-2(lines 699 713) the Hoare annotation is: false [2021-11-23 14:08:38,260 INFO L854 garLoopResultBuilder]: At program point L683(lines 678 686) the Hoare annotation is: (and (= ~pumpRunning~0 0) (<= ~waterLevel~0 1) (= 1 ~systemActive~0) (= |ULTIMATE.start_valid_product_#res#1| ~systemActive~0)) [2021-11-23 14:08:38,261 INFO L858 garLoopResultBuilder]: For program point L700(line 700) no Hoare annotation was computed. [2021-11-23 14:08:38,261 INFO L854 garLoopResultBuilder]: At program point L668(lines 664 670) the Hoare annotation is: (and (= ~pumpRunning~0 0) (<= ~waterLevel~0 1) (= 1 ~systemActive~0)) [2021-11-23 14:08:38,261 INFO L858 garLoopResultBuilder]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2021-11-23 14:08:38,261 INFO L858 garLoopResultBuilder]: For program point L537(lines 537 554) no Hoare annotation was computed. [2021-11-23 14:08:38,262 INFO L854 garLoopResultBuilder]: At program point L537-1(lines 533 557) the Hoare annotation is: (let ((.cse0 (= 2 ~waterLevel~0)) (.cse6 (= ~pumpRunning~0 0)) (.cse7 (= |ULTIMATE.start_processEnvironment_~tmp~4#1| 0)) (.cse8 (<= ~waterLevel~0 1)) (.cse1 (= 1 ~systemActive~0)) (.cse2 (= |ULTIMATE.start_valid_product_#res#1| ~systemActive~0)) (.cse3 (= |ULTIMATE.start_test_~splverifierCounter~0#1| 0)) (.cse4 (= |ULTIMATE.start_main_~tmp~6#1| ~systemActive~0)) (.cse5 (= ~pumpRunning~0 1))) (or (and .cse0 .cse1 .cse2 .cse3 .cse4 .cse5) (and .cse6 .cse7 .cse0 .cse1 .cse2 .cse3 .cse4) (and .cse6 .cse7 .cse8 .cse1 .cse2 .cse3 .cse4) (and .cse8 .cse1 (= ~switchedOnBeforeTS~0 1) .cse2 .cse3 (= |ULTIMATE.start_isPumpRunning_#res#1| 1) .cse4 .cse5))) [2021-11-23 14:08:38,262 INFO L858 garLoopResultBuilder]: For program point L537-2(lines 537 554) no Hoare annotation was computed. [2021-11-23 14:08:38,262 INFO L854 garLoopResultBuilder]: At program point L537-3(lines 533 557) the Hoare annotation is: false [2021-11-23 14:08:38,262 INFO L858 garLoopResultBuilder]: For program point L917(lines 917 934) no Hoare annotation was computed. [2021-11-23 14:08:38,262 INFO L858 garLoopResultBuilder]: For program point L537-4(lines 537 554) no Hoare annotation was computed. [2021-11-23 14:08:38,263 INFO L854 garLoopResultBuilder]: At program point L884(lines 875 888) the Hoare annotation is: (let ((.cse0 (= ~pumpRunning~0 0)) (.cse1 (= 1 ~systemActive~0)) (.cse2 (= |ULTIMATE.start_valid_product_#res#1| ~systemActive~0)) (.cse3 (= |ULTIMATE.start_test_~splverifierCounter~0#1| 0)) (.cse4 (= |ULTIMATE.start_main_~tmp~6#1| ~systemActive~0))) (or (and .cse0 (= 2 ~waterLevel~0) .cse1 .cse2 .cse3 .cse4) (and .cse0 (<= ~waterLevel~0 1) .cse1 .cse2 .cse3 .cse4 (= |ULTIMATE.start_isHighWaterSensorDry_#res#1| 1)))) [2021-11-23 14:08:38,263 INFO L854 garLoopResultBuilder]: At program point L917-1(lines 909 937) the Hoare annotation is: (let ((.cse0 (= |ULTIMATE.start_getWaterLevel_#res#1| 2)) (.cse3 (= 2 ~waterLevel~0)) (.cse8 (= 2 |ULTIMATE.start___utac_acc__Specification5_spec__3_~tmp~7#1|)) (.cse1 (= ~pumpRunning~0 0)) (.cse2 (= |ULTIMATE.start_processEnvironment_~tmp~4#1| 0)) (.cse10 (<= ~waterLevel~0 1)) (.cse4 (= 1 ~systemActive~0)) (.cse5 (= |ULTIMATE.start_valid_product_#res#1| ~systemActive~0)) (.cse6 (= |ULTIMATE.start_test_~splverifierCounter~0#1| 0)) (.cse7 (= |ULTIMATE.start_main_~tmp~6#1| ~systemActive~0)) (.cse9 (= ~pumpRunning~0 1))) (or (and .cse0 .cse1 .cse2 .cse3 .cse4 .cse5 .cse6 .cse7 .cse8) (and .cse0 .cse3 .cse4 .cse5 .cse6 .cse7 .cse8 .cse9) (and .cse1 .cse2 .cse10 .cse4 .cse5 .cse6 .cse7) (and .cse10 .cse4 (= ~switchedOnBeforeTS~0 1) .cse5 .cse6 (= |ULTIMATE.start_isPumpRunning_#res#1| 1) .cse7 .cse9))) [2021-11-23 14:08:38,263 INFO L854 garLoopResultBuilder]: At program point L537-5(lines 533 557) the Hoare annotation is: false [2021-11-23 14:08:38,263 INFO L854 garLoopResultBuilder]: At program point L884-1(lines 875 888) the Hoare annotation is: false [2021-11-23 14:08:38,264 INFO L858 garLoopResultBuilder]: For program point L917-2(lines 917 934) no Hoare annotation was computed. [2021-11-23 14:08:38,264 INFO L854 garLoopResultBuilder]: At program point L917-3(lines 909 937) the Hoare annotation is: false [2021-11-23 14:08:38,264 INFO L854 garLoopResultBuilder]: At program point L884-2(lines 875 888) the Hoare annotation is: false [2021-11-23 14:08:38,264 INFO L858 garLoopResultBuilder]: For program point L917-4(lines 917 934) no Hoare annotation was computed. [2021-11-23 14:08:38,264 INFO L854 garLoopResultBuilder]: At program point L917-5(lines 909 937) the Hoare annotation is: false [2021-11-23 14:08:38,265 INFO L858 garLoopResultBuilder]: For program point L802(lines 802 806) no Hoare annotation was computed. [2021-11-23 14:08:38,265 INFO L854 garLoopResultBuilder]: At program point L802-2(lines 798 809) the Hoare annotation is: (and (<= ~waterLevel~0 1) (= 1 ~systemActive~0) (= ~switchedOnBeforeTS~0 1) (= |ULTIMATE.start_valid_product_#res#1| ~systemActive~0) (= |ULTIMATE.start_test_~splverifierCounter~0#1| 0) (= |ULTIMATE.start_isPumpRunning_#res#1| 1) (= |ULTIMATE.start_main_~tmp~6#1| ~systemActive~0) (= ~pumpRunning~0 1)) [2021-11-23 14:08:38,265 INFO L858 garLoopResultBuilder]: For program point L802-3(lines 802 806) no Hoare annotation was computed. [2021-11-23 14:08:38,265 INFO L858 garLoopResultBuilder]: For program point L703(lines 703 707) no Hoare annotation was computed. [2021-11-23 14:08:38,265 INFO L858 garLoopResultBuilder]: For program point L703-1(lines 703 707) no Hoare annotation was computed. [2021-11-23 14:08:38,266 INFO L854 garLoopResultBuilder]: At program point L802-5(lines 798 809) the Hoare annotation is: false [2021-11-23 14:08:38,266 INFO L858 garLoopResultBuilder]: For program point L802-6(lines 802 806) no Hoare annotation was computed. [2021-11-23 14:08:38,266 INFO L854 garLoopResultBuilder]: At program point L802-8(lines 798 809) the Hoare annotation is: false [2021-11-23 14:08:38,266 INFO L858 garLoopResultBuilder]: For program point L505(lines 505 511) no Hoare annotation was computed. [2021-11-23 14:08:38,266 INFO L858 garLoopResultBuilder]: For program point L505-2(lines 501 523) no Hoare annotation was computed. [2021-11-23 14:08:38,267 INFO L858 garLoopResultBuilder]: For program point ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION(line 790) no Hoare annotation was computed. [2021-11-23 14:08:38,267 INFO L858 garLoopResultBuilder]: For program point L505-3(lines 505 511) no Hoare annotation was computed. [2021-11-23 14:08:38,267 INFO L858 garLoopResultBuilder]: For program point L505-5(lines 501 523) no Hoare annotation was computed. [2021-11-23 14:08:38,267 INFO L858 garLoopResultBuilder]: For program point L505-6(lines 505 511) no Hoare annotation was computed. [2021-11-23 14:08:38,267 INFO L858 garLoopResultBuilder]: For program point L505-8(lines 501 523) no Hoare annotation was computed. [2021-11-23 14:08:38,268 INFO L854 garLoopResultBuilder]: At program point L522(lines 498 524) the Hoare annotation is: (let ((.cse0 (= |ULTIMATE.start_getWaterLevel_#res#1| 2)) (.cse3 (= 2 ~waterLevel~0)) (.cse8 (= 2 |ULTIMATE.start___utac_acc__Specification5_spec__3_~tmp~7#1|)) (.cse1 (= ~pumpRunning~0 0)) (.cse2 (= |ULTIMATE.start_processEnvironment_~tmp~4#1| 0)) (.cse10 (<= ~waterLevel~0 1)) (.cse4 (= 1 ~systemActive~0)) (.cse5 (= |ULTIMATE.start_valid_product_#res#1| ~systemActive~0)) (.cse6 (= |ULTIMATE.start_test_~splverifierCounter~0#1| 0)) (.cse7 (= |ULTIMATE.start_main_~tmp~6#1| ~systemActive~0)) (.cse9 (= ~pumpRunning~0 1))) (or (and .cse0 .cse1 .cse2 .cse3 .cse4 .cse5 .cse6 .cse7 .cse8) (and .cse0 .cse3 .cse4 .cse5 .cse6 .cse7 .cse8 .cse9) (and .cse1 .cse2 .cse10 .cse4 .cse5 .cse6 .cse7) (and .cse10 .cse4 (= ~switchedOnBeforeTS~0 1) .cse5 .cse6 (= |ULTIMATE.start_isPumpRunning_#res#1| 1) .cse7 .cse9))) [2021-11-23 14:08:38,268 INFO L854 garLoopResultBuilder]: At program point L522-1(lines 498 524) the Hoare annotation is: false [2021-11-23 14:08:38,268 INFO L854 garLoopResultBuilder]: At program point L522-2(lines 498 524) the Hoare annotation is: false [2021-11-23 14:08:38,268 INFO L858 garLoopResultBuilder]: For program point L440(lines 440 446) no Hoare annotation was computed. [2021-11-23 14:08:38,268 INFO L858 garLoopResultBuilder]: For program point L440-2(lines 440 446) no Hoare annotation was computed. [2021-11-23 14:08:38,269 INFO L858 garLoopResultBuilder]: For program point L639(lines 639 643) no Hoare annotation was computed. [2021-11-23 14:08:38,269 INFO L858 garLoopResultBuilder]: For program point L639-2(lines 639 643) no Hoare annotation was computed. [2021-11-23 14:08:38,269 INFO L858 garLoopResultBuilder]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2021-11-23 14:08:38,269 INFO L858 garLoopResultBuilder]: For program point L639-3(lines 639 643) no Hoare annotation was computed. [2021-11-23 14:08:38,269 INFO L858 garLoopResultBuilder]: For program point L639-5(lines 639 643) no Hoare annotation was computed. [2021-11-23 14:08:38,270 INFO L858 garLoopResultBuilder]: For program point L639-6(lines 639 643) no Hoare annotation was computed. [2021-11-23 14:08:38,270 INFO L858 garLoopResultBuilder]: For program point L639-8(lines 639 643) no Hoare annotation was computed. [2021-11-23 14:08:38,270 INFO L854 garLoopResultBuilder]: At program point L590(lines 585 593) the Hoare annotation is: (let ((.cse3 (<= ~waterLevel~0 2)) (.cse0 (= 1 ~systemActive~0)) (.cse1 (= |ULTIMATE.start_valid_product_#res#1| ~systemActive~0)) (.cse2 (= |ULTIMATE.start_test_~splverifierCounter~0#1| 0)) (.cse5 (= |ULTIMATE.start_isPumpRunning_#res#1| 1)) (.cse4 (= |ULTIMATE.start_main_~tmp~6#1| ~systemActive~0)) (.cse6 (= ~pumpRunning~0 1))) (or (and (= ~pumpRunning~0 0) .cse0 .cse1 (= |ULTIMATE.start_isPumpRunning_#res#1| 0) .cse2 .cse3 .cse4) (and .cse0 (= ~switchedOnBeforeTS~0 1) .cse1 .cse2 .cse3 .cse5 .cse4 .cse6) (and (= |ULTIMATE.start_getWaterLevel_#res#1| 2) (= 2 ~waterLevel~0) .cse0 .cse1 .cse2 .cse5 .cse4 (= 2 |ULTIMATE.start___utac_acc__Specification5_spec__3_~tmp~7#1|) .cse6))) [2021-11-23 14:08:38,270 INFO L854 garLoopResultBuilder]: At program point L590-1(lines 585 593) the Hoare annotation is: (let ((.cse0 (<= ~waterLevel~0 1)) (.cse1 (= 1 ~systemActive~0)) (.cse2 (= |ULTIMATE.start_valid_product_#res#1| ~systemActive~0)) (.cse3 (= |ULTIMATE.start_test_~splverifierCounter~0#1| 0)) (.cse4 (= |ULTIMATE.start_main_~tmp~6#1| ~systemActive~0))) (or (and (= ~pumpRunning~0 0) (= |ULTIMATE.start_processEnvironment_~tmp~4#1| 0) .cse0 .cse1 .cse2 (= |ULTIMATE.start_isPumpRunning_#res#1| 0) .cse3 .cse4) (and .cse0 .cse1 (= ~switchedOnBeforeTS~0 1) .cse2 .cse3 (= |ULTIMATE.start_isPumpRunning_#res#1| 1) .cse4 (= ~pumpRunning~0 1)))) [2021-11-23 14:08:38,270 INFO L854 garLoopResultBuilder]: At program point L590-2(lines 585 593) the Hoare annotation is: false [2021-11-23 14:08:38,271 INFO L854 garLoopResultBuilder]: At program point L590-3(lines 585 593) the Hoare annotation is: false [2021-11-23 14:08:38,271 INFO L854 garLoopResultBuilder]: At program point L590-4(lines 585 593) the Hoare annotation is: false [2021-11-23 14:08:38,271 INFO L854 garLoopResultBuilder]: At program point L590-5(lines 585 593) the Hoare annotation is: false [2021-11-23 14:08:38,271 INFO L854 garLoopResultBuilder]: At program point L871(lines 866 874) the Hoare annotation is: (let ((.cse0 (= |ULTIMATE.start_getWaterLevel_#res#1| 2)) (.cse1 (= 2 ~waterLevel~0)) (.cse7 (= ~pumpRunning~0 0)) (.cse8 (= |ULTIMATE.start_processEnvironment_~tmp~4#1| 0)) (.cse9 (<= ~waterLevel~0 1)) (.cse2 (= 1 ~systemActive~0)) (.cse3 (= |ULTIMATE.start_valid_product_#res#1| ~systemActive~0)) (.cse4 (= |ULTIMATE.start_test_~splverifierCounter~0#1| 0)) (.cse5 (= |ULTIMATE.start_main_~tmp~6#1| ~systemActive~0)) (.cse6 (= ~pumpRunning~0 1))) (or (and .cse0 .cse1 .cse2 .cse3 .cse4 .cse5 .cse6) (and .cse0 .cse7 .cse8 .cse1 .cse2 .cse3 .cse4 .cse5) (and .cse7 .cse8 .cse9 .cse2 .cse3 .cse4 .cse5) (and .cse9 .cse2 (= ~switchedOnBeforeTS~0 1) .cse3 .cse4 (= |ULTIMATE.start_isPumpRunning_#res#1| 1) .cse5 .cse6))) [2021-11-23 14:08:38,271 INFO L854 garLoopResultBuilder]: At program point L871-1(lines 866 874) the Hoare annotation is: false [2021-11-23 14:08:38,272 INFO L854 garLoopResultBuilder]: At program point L871-2(lines 866 874) the Hoare annotation is: false [2021-11-23 14:08:38,272 INFO L858 garLoopResultBuilder]: For program point L772(lines 772 779) no Hoare annotation was computed. [2021-11-23 14:08:38,272 INFO L858 garLoopResultBuilder]: For program point L772-2(lines 772 779) no Hoare annotation was computed. [2021-11-23 14:08:38,272 INFO L858 garLoopResultBuilder]: For program point L541(lines 541 549) no Hoare annotation was computed. [2021-11-23 14:08:38,272 INFO L858 garLoopResultBuilder]: For program point L541-3(lines 541 549) no Hoare annotation was computed. [2021-11-23 14:08:38,272 INFO L858 garLoopResultBuilder]: For program point L921(lines 921 931) no Hoare annotation was computed. [2021-11-23 14:08:38,273 INFO L858 garLoopResultBuilder]: For program point L921-2(lines 921 931) no Hoare annotation was computed. [2021-11-23 14:08:38,273 INFO L858 garLoopResultBuilder]: For program point L541-6(lines 541 549) no Hoare annotation was computed. [2021-11-23 14:08:38,273 INFO L858 garLoopResultBuilder]: For program point L921-4(lines 921 931) no Hoare annotation was computed. [2021-11-23 14:08:38,273 INFO L854 garLoopResultBuilder]: At program point L476(lines 429 477) the Hoare annotation is: false [2021-11-23 14:08:38,273 INFO L858 garLoopResultBuilder]: For program point L922(lines 922 928) no Hoare annotation was computed. [2021-11-23 14:08:38,273 INFO L858 garLoopResultBuilder]: For program point L922-3(lines 922 928) no Hoare annotation was computed. [2021-11-23 14:08:38,274 INFO L858 garLoopResultBuilder]: For program point L790(line 790) no Hoare annotation was computed. [2021-11-23 14:08:38,274 INFO L858 garLoopResultBuilder]: For program point L790-1(line 790) no Hoare annotation was computed. [2021-11-23 14:08:38,274 INFO L858 garLoopResultBuilder]: For program point L922-6(lines 922 928) no Hoare annotation was computed. [2021-11-23 14:08:38,274 INFO L858 garLoopResultBuilder]: For program point L790-2(line 790) no Hoare annotation was computed. [2021-11-23 14:08:38,274 INFO L858 garLoopResultBuilder]: For program point L460(lines 460 471) no Hoare annotation was computed. [2021-11-23 14:08:38,275 INFO L854 garLoopResultBuilder]: At program point L906(lines 899 908) the Hoare annotation is: (let ((.cse0 (= 1 ~systemActive~0)) (.cse1 (= |ULTIMATE.start_valid_product_#res#1| ~systemActive~0)) (.cse2 (= |ULTIMATE.start_test_~splverifierCounter~0#1| 0)) (.cse3 (<= ~waterLevel~0 2)) (.cse4 (= |ULTIMATE.start_main_~tmp~6#1| ~systemActive~0))) (or (and (= ~pumpRunning~0 0) .cse0 .cse1 (= |ULTIMATE.start_isPumpRunning_#res#1| 0) .cse2 .cse3 .cse4) (and .cse0 (= ~switchedOnBeforeTS~0 1) .cse1 .cse2 .cse3 (= |ULTIMATE.start_isPumpRunning_#res#1| 1) .cse4 (= ~pumpRunning~0 1)))) [2021-11-23 14:08:38,275 INFO L854 garLoopResultBuilder]: At program point L906-1(lines 899 908) the Hoare annotation is: false [2021-11-23 14:08:38,275 INFO L854 garLoopResultBuilder]: At program point L906-2(lines 899 908) the Hoare annotation is: false [2021-11-23 14:08:38,275 INFO L854 garLoopResultBuilder]: At program point L675(lines 671 677) the Hoare annotation is: (and (= ~pumpRunning~0 0) (<= ~waterLevel~0 1) (= 1 ~systemActive~0)) [2021-11-23 14:08:38,275 INFO L854 garLoopResultBuilder]: At program point L791(lines 786 793) the Hoare annotation is: false [2021-11-23 14:08:38,275 INFO L854 garLoopResultBuilder]: At program point L791-1(lines 786 793) the Hoare annotation is: false [2021-11-23 14:08:38,276 INFO L854 garLoopResultBuilder]: At program point L791-2(lines 786 793) the Hoare annotation is: false [2021-11-23 14:08:38,276 INFO L858 garLoopResultBuilder]: For program point L-1(line -1) no Hoare annotation was computed. [2021-11-23 14:08:38,276 INFO L858 garLoopResultBuilder]: For program point ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION(line 790) no Hoare annotation was computed. [2021-11-23 14:08:38,276 INFO L861 garLoopResultBuilder]: At program point L759(lines 751 761) the Hoare annotation is: true [2021-11-23 14:08:38,276 INFO L858 garLoopResultBuilder]: For program point L512-1(lines 512 518) no Hoare annotation was computed. [2021-11-23 14:08:38,277 INFO L858 garLoopResultBuilder]: For program point L512-3(lines 512 518) no Hoare annotation was computed. [2021-11-23 14:08:38,277 INFO L858 garLoopResultBuilder]: For program point L512-5(lines 512 518) no Hoare annotation was computed. [2021-11-23 14:08:38,277 INFO L858 garLoopResultBuilder]: For program point L826(lines 826 830) no Hoare annotation was computed. [2021-11-23 14:08:38,277 INFO L854 garLoopResultBuilder]: At program point L826-2(lines 822 833) the Hoare annotation is: (let ((.cse0 (= 1 ~systemActive~0)) (.cse1 (= |ULTIMATE.start_valid_product_#res#1| ~systemActive~0)) (.cse2 (= |ULTIMATE.start_test_~splverifierCounter~0#1| 0)) (.cse3 (<= ~waterLevel~0 2)) (.cse4 (= |ULTIMATE.start_main_~tmp~6#1| ~systemActive~0)) (.cse5 (= ~pumpRunning~0 1))) (or (and (= ~pumpRunning~0 0) .cse0 .cse1 .cse2 .cse3 .cse4) (and (= |ULTIMATE.start_getWaterLevel_#res#1| 2) (= 2 ~waterLevel~0) .cse0 .cse1 .cse2 .cse4 (= 2 |ULTIMATE.start___utac_acc__Specification5_spec__3_~tmp~7#1|) .cse5) (and .cse0 (= ~switchedOnBeforeTS~0 1) .cse1 .cse2 .cse3 (= |ULTIMATE.start_isPumpRunning_#res#1| 1) .cse4 .cse5))) [2021-11-23 14:08:38,277 INFO L854 garLoopResultBuilder]: At program point L529(lines 525 531) the Hoare annotation is: (let ((.cse0 (= ~pumpRunning~0 0)) (.cse1 (= |ULTIMATE.start_processEnvironment_~tmp~4#1| 0)) (.cse2 (= 1 ~systemActive~0)) (.cse3 (= |ULTIMATE.start_valid_product_#res#1| ~systemActive~0)) (.cse4 (= |ULTIMATE.start_test_~splverifierCounter~0#1| 0)) (.cse5 (= |ULTIMATE.start_main_~tmp~6#1| ~systemActive~0))) (or (and .cse0 .cse1 (= 2 ~waterLevel~0) .cse2 .cse3 .cse4 .cse5) (and .cse0 .cse1 (<= ~waterLevel~0 1) .cse2 .cse3 .cse4 .cse5))) [2021-11-23 14:08:38,278 INFO L854 garLoopResultBuilder]: At program point L529-1(lines 525 531) the Hoare annotation is: (and (<= ~waterLevel~0 1) (= 1 ~systemActive~0) (= ~switchedOnBeforeTS~0 1) (= |ULTIMATE.start_valid_product_#res#1| ~systemActive~0) (= |ULTIMATE.start_test_~splverifierCounter~0#1| 0) (= |ULTIMATE.start_isPumpRunning_#res#1| 1) (= |ULTIMATE.start_main_~tmp~6#1| ~systemActive~0) (= ~pumpRunning~0 1)) [2021-11-23 14:08:38,278 INFO L854 garLoopResultBuilder]: At program point L529-2(lines 525 531) the Hoare annotation is: false [2021-11-23 14:08:38,278 INFO L854 garLoopResultBuilder]: At program point L529-3(lines 525 531) the Hoare annotation is: false [2021-11-23 14:08:38,278 INFO L854 garLoopResultBuilder]: At program point L529-4(lines 525 531) the Hoare annotation is: false [2021-11-23 14:08:38,278 INFO L854 garLoopResultBuilder]: At program point L430-2(lines 430 475) the Hoare annotation is: (let ((.cse0 (= |ULTIMATE.start_getWaterLevel_#res#1| 2)) (.cse1 (= 2 ~waterLevel~0)) (.cse6 (= 2 |ULTIMATE.start___utac_acc__Specification5_spec__3_~tmp~7#1|)) (.cse8 (= ~pumpRunning~0 0)) (.cse9 (<= ~waterLevel~0 1)) (.cse2 (= 1 ~systemActive~0)) (.cse3 (= |ULTIMATE.start_valid_product_#res#1| ~systemActive~0)) (.cse4 (= |ULTIMATE.start_test_~splverifierCounter~0#1| 0)) (.cse5 (= |ULTIMATE.start_main_~tmp~6#1| ~systemActive~0)) (.cse7 (= ~pumpRunning~0 1))) (or (and .cse0 .cse1 .cse2 .cse3 .cse4 .cse5 .cse6 .cse7) (and .cse0 .cse8 .cse1 .cse2 .cse3 .cse4 .cse5 .cse6) (and .cse8 .cse9 .cse2 .cse3 .cse4 .cse5) (and .cse9 .cse2 (= ~switchedOnBeforeTS~0 1) .cse3 .cse4 (= |ULTIMATE.start_isPumpRunning_#res#1| 1) .cse5 .cse7))) [2021-11-23 14:08:38,279 INFO L854 garLoopResultBuilder]: At program point L529-5(lines 525 531) the Hoare annotation is: false [2021-11-23 14:08:38,279 INFO L854 garLoopResultBuilder]: At program point L645(lines 630 648) the Hoare annotation is: (let ((.cse0 (= ~pumpRunning~0 0)) (.cse1 (= 1 ~systemActive~0)) (.cse2 (= |ULTIMATE.start_valid_product_#res#1| ~systemActive~0)) (.cse3 (= |ULTIMATE.start_test_~splverifierCounter~0#1| 0)) (.cse4 (= |ULTIMATE.start_main_~tmp~6#1| ~systemActive~0))) (or (and .cse0 (= 2 ~waterLevel~0) .cse1 .cse2 .cse3 .cse4) (and .cse0 (<= ~waterLevel~0 1) .cse1 .cse2 .cse3 (= |ULTIMATE.start_isHighWaterLevel_~tmp___0~1#1| 0) .cse4 (= |ULTIMATE.start_isHighWaterLevel_#res#1| 0)))) [2021-11-23 14:08:38,279 INFO L854 garLoopResultBuilder]: At program point L645-1(lines 630 648) the Hoare annotation is: false [2021-11-23 14:08:38,279 INFO L854 garLoopResultBuilder]: At program point L645-2(lines 630 648) the Hoare annotation is: false [2021-11-23 14:08:38,279 INFO L854 garLoopResultBuilder]: At program point L563(lines 558 565) the Hoare annotation is: (and (= 2 ~waterLevel~0) (= 1 ~systemActive~0) (= |ULTIMATE.start_valid_product_#res#1| ~systemActive~0) (= |ULTIMATE.start_test_~splverifierCounter~0#1| 0) (= |ULTIMATE.start_main_~tmp~6#1| ~systemActive~0) (= ~pumpRunning~0 1)) [2021-11-23 14:08:38,280 INFO L854 garLoopResultBuilder]: At program point L563-1(lines 558 565) the Hoare annotation is: false [2021-11-23 14:08:38,280 INFO L854 garLoopResultBuilder]: At program point L563-2(lines 558 565) the Hoare annotation is: false [2021-11-23 14:08:38,280 INFO L858 garLoopResultBuilder]: For program point L431(lines 430 475) no Hoare annotation was computed. [2021-11-23 14:08:38,283 INFO L732 BasicCegarLoop]: Path program histogram: [1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-23 14:08:38,285 INFO L179 ceAbstractionStarter]: Computing trace abstraction results [2021-11-23 14:08:38,319 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 23.11 02:08:38 BoogieIcfgContainer [2021-11-23 14:08:38,319 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2021-11-23 14:08:38,320 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2021-11-23 14:08:38,320 INFO L271 PluginConnector]: Initializing Witness Printer... [2021-11-23 14:08:38,320 INFO L275 PluginConnector]: Witness Printer initialized [2021-11-23 14:08:38,320 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 02:08:32" (3/4) ... [2021-11-23 14:08:38,323 INFO L137 WitnessPrinter]: Generating witness for correct program [2021-11-23 14:08:38,342 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 59 nodes and edges [2021-11-23 14:08:38,343 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 22 nodes and edges [2021-11-23 14:08:38,344 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 11 nodes and edges [2021-11-23 14:08:38,345 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 5 nodes and edges [2021-11-23 14:08:38,346 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 2 nodes and edges [2021-11-23 14:08:38,347 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2021-11-23 14:08:38,348 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2021-11-23 14:08:38,372 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((pumpRunning == 0 && waterLevel <= 1) && 1 == systemActive) && \result == systemActive [2021-11-23 14:08:38,373 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((pumpRunning == 0 && waterLevel <= 1) && 1 == systemActive) && \result == systemActive) && tmp == systemActive [2021-11-23 14:08:38,373 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((pumpRunning == 0 && waterLevel <= 1) && 1 == systemActive) && \result == systemActive) && tmp == systemActive [2021-11-23 14:08:38,373 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((((((((\result == 2 && 2 == waterLevel) && 1 == systemActive) && \result == systemActive) && splverifierCounter == 0) && tmp == systemActive) && 2 == tmp) && pumpRunning == 1) || (((((((\result == 2 && pumpRunning == 0) && 2 == waterLevel) && 1 == systemActive) && \result == systemActive) && splverifierCounter == 0) && tmp == systemActive) && 2 == tmp)) || (((((pumpRunning == 0 && waterLevel <= 1) && 1 == systemActive) && \result == systemActive) && splverifierCounter == 0) && tmp == systemActive)) || (((((((waterLevel <= 1 && 1 == systemActive) && switchedOnBeforeTS == 1) && \result == systemActive) && splverifierCounter == 0) && \result == 1) && tmp == systemActive) && pumpRunning == 1) [2021-11-23 14:08:38,374 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((((pumpRunning == 0 && 1 == systemActive) && \result == systemActive) && splverifierCounter == 0) && waterLevel <= 2) && tmp == systemActive) || (((((((\result == 2 && 2 == waterLevel) && 1 == systemActive) && \result == systemActive) && splverifierCounter == 0) && tmp == systemActive) && 2 == tmp) && pumpRunning == 1)) || (((((((1 == systemActive && switchedOnBeforeTS == 1) && \result == systemActive) && splverifierCounter == 0) && waterLevel <= 2) && \result == 1) && tmp == systemActive) && pumpRunning == 1) [2021-11-23 14:08:38,374 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((((pumpRunning == 0 && 1 == systemActive) && \result == systemActive) && splverifierCounter == 0) && waterLevel <= 2) && tmp == systemActive) || (((((((\result == 2 && 2 == waterLevel) && 1 == systemActive) && \result == systemActive) && splverifierCounter == 0) && tmp == systemActive) && 2 == tmp) && pumpRunning == 1)) || (((((((1 == systemActive && switchedOnBeforeTS == 1) && \result == systemActive) && splverifierCounter == 0) && waterLevel <= 2) && \result == 1) && tmp == systemActive) && pumpRunning == 1) [2021-11-23 14:08:38,375 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((((((pumpRunning == 0 && 1 == systemActive) && \result == systemActive) && \result == 0) && splverifierCounter == 0) && waterLevel <= 2) && tmp == systemActive) || (((((((1 == systemActive && switchedOnBeforeTS == 1) && \result == systemActive) && splverifierCounter == 0) && waterLevel <= 2) && \result == 1) && tmp == systemActive) && pumpRunning == 1)) || ((((((((\result == 2 && 2 == waterLevel) && 1 == systemActive) && \result == systemActive) && splverifierCounter == 0) && \result == 1) && tmp == systemActive) && 2 == tmp) && pumpRunning == 1) [2021-11-23 14:08:38,375 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((((pumpRunning == 0 && 1 == systemActive) && \result == systemActive) && \result == 0) && splverifierCounter == 0) && waterLevel <= 2) && tmp == systemActive) || (((((((1 == systemActive && switchedOnBeforeTS == 1) && \result == systemActive) && splverifierCounter == 0) && waterLevel <= 2) && \result == 1) && tmp == systemActive) && pumpRunning == 1) [2021-11-23 14:08:38,376 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((((waterLevel <= 1 && 1 == systemActive) && switchedOnBeforeTS == 1) && \result == systemActive) && splverifierCounter == 0) && \result == 1) && tmp == systemActive) && pumpRunning == 1 [2021-11-23 14:08:38,376 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((((waterLevel <= 1 && 1 == systemActive) && switchedOnBeforeTS == 1) && \result == systemActive) && splverifierCounter == 0) && \result == 1) && tmp == systemActive) && pumpRunning == 1 [2021-11-23 14:08:38,377 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((((((2 == waterLevel && 1 == systemActive) && \result == systemActive) && splverifierCounter == 0) && tmp == systemActive) && pumpRunning == 1) || ((((((pumpRunning == 0 && tmp == 0) && 2 == waterLevel) && 1 == systemActive) && \result == systemActive) && splverifierCounter == 0) && tmp == systemActive)) || ((((((pumpRunning == 0 && tmp == 0) && waterLevel <= 1) && 1 == systemActive) && \result == systemActive) && splverifierCounter == 0) && tmp == systemActive)) || (((((((waterLevel <= 1 && 1 == systemActive) && switchedOnBeforeTS == 1) && \result == systemActive) && splverifierCounter == 0) && \result == 1) && tmp == systemActive) && pumpRunning == 1) [2021-11-23 14:08:38,377 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((((((\result == 2 && 2 == waterLevel) && 1 == systemActive) && \result == systemActive) && splverifierCounter == 0) && tmp == systemActive) && pumpRunning == 1) || (((((((\result == 2 && pumpRunning == 0) && tmp == 0) && 2 == waterLevel) && 1 == systemActive) && \result == systemActive) && splverifierCounter == 0) && tmp == systemActive)) || ((((((pumpRunning == 0 && tmp == 0) && waterLevel <= 1) && 1 == systemActive) && \result == systemActive) && splverifierCounter == 0) && tmp == systemActive)) || (((((((waterLevel <= 1 && 1 == systemActive) && switchedOnBeforeTS == 1) && \result == systemActive) && splverifierCounter == 0) && \result == 1) && tmp == systemActive) && pumpRunning == 1) [2021-11-23 14:08:38,378 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((((((((\result == 2 && pumpRunning == 0) && tmp == 0) && 2 == waterLevel) && 1 == systemActive) && \result == systemActive) && splverifierCounter == 0) && tmp == systemActive) && 2 == tmp) || (((((((\result == 2 && 2 == waterLevel) && 1 == systemActive) && \result == systemActive) && splverifierCounter == 0) && tmp == systemActive) && 2 == tmp) && pumpRunning == 1)) || ((((((pumpRunning == 0 && tmp == 0) && waterLevel <= 1) && 1 == systemActive) && \result == systemActive) && splverifierCounter == 0) && tmp == systemActive)) || (((((((waterLevel <= 1 && 1 == systemActive) && switchedOnBeforeTS == 1) && \result == systemActive) && splverifierCounter == 0) && \result == 1) && tmp == systemActive) && pumpRunning == 1) [2021-11-23 14:08:38,378 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((((((((\result == 2 && pumpRunning == 0) && tmp == 0) && 2 == waterLevel) && 1 == systemActive) && \result == systemActive) && splverifierCounter == 0) && tmp == systemActive) && 2 == tmp) || (((((((\result == 2 && 2 == waterLevel) && 1 == systemActive) && \result == systemActive) && splverifierCounter == 0) && tmp == systemActive) && 2 == tmp) && pumpRunning == 1)) || ((((((pumpRunning == 0 && tmp == 0) && waterLevel <= 1) && 1 == systemActive) && \result == systemActive) && splverifierCounter == 0) && tmp == systemActive)) || (((((((waterLevel <= 1 && 1 == systemActive) && switchedOnBeforeTS == 1) && \result == systemActive) && splverifierCounter == 0) && \result == 1) && tmp == systemActive) && pumpRunning == 1) [2021-11-23 14:08:38,378 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((((pumpRunning == 0 && 2 == waterLevel) && 1 == systemActive) && \result == systemActive) && splverifierCounter == 0) && tmp == systemActive) || ((((((pumpRunning == 0 && waterLevel <= 1) && 1 == systemActive) && \result == systemActive) && splverifierCounter == 0) && tmp == systemActive) && \result == 1) [2021-11-23 14:08:38,379 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((((((pumpRunning == 0 && tmp == 0) && waterLevel <= 1) && 1 == systemActive) && \result == systemActive) && \result == 0) && splverifierCounter == 0) && tmp == systemActive) || (((((((waterLevel <= 1 && 1 == systemActive) && switchedOnBeforeTS == 1) && \result == systemActive) && splverifierCounter == 0) && \result == 1) && tmp == systemActive) && pumpRunning == 1) [2021-11-23 14:08:38,379 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((((pumpRunning == 0 && 2 == waterLevel) && 1 == systemActive) && \result == systemActive) && splverifierCounter == 0) && tmp == systemActive) || (((((((pumpRunning == 0 && waterLevel <= 1) && 1 == systemActive) && \result == systemActive) && splverifierCounter == 0) && tmp___0 == 0) && tmp == systemActive) && \result == 0) [2021-11-23 14:08:38,380 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((((pumpRunning == 0 && tmp == 0) && 2 == waterLevel) && 1 == systemActive) && \result == systemActive) && splverifierCounter == 0) && tmp == systemActive) || ((((((pumpRunning == 0 && tmp == 0) && waterLevel <= 1) && 1 == systemActive) && \result == systemActive) && splverifierCounter == 0) && tmp == systemActive) [2021-11-23 14:08:38,380 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((2 == waterLevel && 1 == systemActive) && \result == systemActive) && splverifierCounter == 0) && tmp == systemActive) && pumpRunning == 1 [2021-11-23 14:08:38,430 INFO L141 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e8e70e89-d45a-47e6-89dc-2fd77d4bdc68/bin/uautomizer-wIGwrQj20G/witness.graphml [2021-11-23 14:08:38,430 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2021-11-23 14:08:38,431 INFO L158 Benchmark]: Toolchain (without parser) took 6989.81ms. Allocated memory was 102.8MB in the beginning and 153.1MB in the end (delta: 50.3MB). Free memory was 68.0MB in the beginning and 108.1MB in the end (delta: -40.1MB). Peak memory consumption was 10.0MB. Max. memory is 16.1GB. [2021-11-23 14:08:38,431 INFO L158 Benchmark]: CDTParser took 0.34ms. Allocated memory is still 102.8MB. Free memory is still 56.0MB. There was no memory consumed. Max. memory is 16.1GB. [2021-11-23 14:08:38,431 INFO L158 Benchmark]: CACSL2BoogieTranslator took 464.71ms. Allocated memory is still 102.8MB. Free memory was 67.8MB in the beginning and 69.8MB in the end (delta: -2.0MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. [2021-11-23 14:08:38,432 INFO L158 Benchmark]: Boogie Procedure Inliner took 82.16ms. Allocated memory is still 102.8MB. Free memory was 69.8MB in the beginning and 66.7MB in the end (delta: 3.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2021-11-23 14:08:38,432 INFO L158 Benchmark]: Boogie Preprocessor took 67.44ms. Allocated memory is still 102.8MB. Free memory was 66.7MB in the beginning and 65.0MB in the end (delta: 1.8MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2021-11-23 14:08:38,433 INFO L158 Benchmark]: RCFGBuilder took 814.77ms. Allocated memory was 102.8MB in the beginning and 125.8MB in the end (delta: 23.1MB). Free memory was 64.6MB in the beginning and 98.5MB in the end (delta: -33.8MB). Peak memory consumption was 24.6MB. Max. memory is 16.1GB. [2021-11-23 14:08:38,433 INFO L158 Benchmark]: TraceAbstraction took 5437.28ms. Allocated memory was 125.8MB in the beginning and 153.1MB in the end (delta: 27.3MB). Free memory was 98.5MB in the beginning and 117.5MB in the end (delta: -19.0MB). Peak memory consumption was 91.0MB. Max. memory is 16.1GB. [2021-11-23 14:08:38,433 INFO L158 Benchmark]: Witness Printer took 110.50ms. Allocated memory is still 153.1MB. Free memory was 117.5MB in the beginning and 108.1MB in the end (delta: 9.4MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2021-11-23 14:08:38,436 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.34ms. Allocated memory is still 102.8MB. Free memory is still 56.0MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 464.71ms. Allocated memory is still 102.8MB. Free memory was 67.8MB in the beginning and 69.8MB in the end (delta: -2.0MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 82.16ms. Allocated memory is still 102.8MB. Free memory was 69.8MB in the beginning and 66.7MB in the end (delta: 3.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 67.44ms. Allocated memory is still 102.8MB. Free memory was 66.7MB in the beginning and 65.0MB in the end (delta: 1.8MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 814.77ms. Allocated memory was 102.8MB in the beginning and 125.8MB in the end (delta: 23.1MB). Free memory was 64.6MB in the beginning and 98.5MB in the end (delta: -33.8MB). Peak memory consumption was 24.6MB. Max. memory is 16.1GB. * TraceAbstraction took 5437.28ms. Allocated memory was 125.8MB in the beginning and 153.1MB in the end (delta: 27.3MB). Free memory was 98.5MB in the beginning and 117.5MB in the end (delta: -19.0MB). Peak memory consumption was 91.0MB. Max. memory is 16.1GB. * Witness Printer took 110.50ms. Allocated memory is still 153.1MB. Free memory was 117.5MB in the beginning and 108.1MB in the end (delta: 9.4MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: ErrorAutomatonStatistics NumberErrorTraces: 0, NumberStatementsAllTraces: 0, NumberRelevantStatements: 0, 0.0s ErrorAutomatonConstructionTimeTotal, 0.0s FaulLocalizationTime, NumberStatementsFirstTrace: -1, TraceLengthAvg: 0, 0.0s ErrorAutomatonConstructionTimeAvg, 0.0s ErrorAutomatonDifferenceTimeAvg, 0.0s ErrorAutomatonDifferenceTimeTotal, NumberOfNoEnhancement: 0, NumberOfFiniteEnhancement: 0, NumberOfInfiniteEnhancement: 0 - PositiveResult [Line: 790]: call to reach_error is unreachable For all program executions holds that call to reach_error is unreachable at this location - PositiveResult [Line: 790]: call to reach_error is unreachable For all program executions holds that call to reach_error is unreachable at this location - PositiveResult [Line: 790]: 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, 118 locations, 3 error locations. Started 1 CEGAR loops. OverallTime: 5.3s, OverallIterations: 10, TraceHistogramMax: 2, PathProgramHistogramMax: 1, EmptinessCheckTime: 0.0s, AutomataDifference: 0.8s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 2.4s, InitialAbstractionConstructionTime: 0.0s, PartialOrderReductionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 1168 SdHoareTripleChecker+Valid, 0.3s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 1168 mSDsluCounter, 2251 SdHoareTripleChecker+Invalid, 0.2s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 1302 mSDsCounter, 45 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 178 IncrementalHoareTripleChecker+Invalid, 223 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 45 mSolverCounterUnsat, 949 mSDtfsCounter, 178 mSolverCounterSat, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 181 GetRequests, 137 SyntacticMatches, 1 SemanticMatches, 43 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 27 ImplicationChecksByTransitivity, 0.2s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=160occurred in iteration=9, InterpolantAutomatonStates: 51, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: 0.2s AutomataMinimizationTime, 10 MinimizatonAttempts, 403 StatesRemovedByMinimization, 6 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 56 LocationsWithAnnotation, 56 PreInvPairs, 114 NumberOfFragments, 1097 HoareAnnotationTreeSize, 56 FomulaSimplifications, 0 FormulaSimplificationTreeSizeReduction, 0.5s HoareSimplificationTime, 56 FomulaSimplificationsInter, 18795 FormulaSimplificationTreeSizeReductionInter, 1.9s HoareSimplificationTimeInter, RefinementEngineStatistics: TRACE_CHECK: 0.1s SsaConstructionTime, 0.3s SatisfiabilityAnalysisTime, 1.0s InterpolantComputationTime, 413 NumberOfCodeBlocks, 413 NumberOfCodeBlocksAsserted, 11 NumberOfCheckSat, 463 ConstructedInterpolants, 0 QuantifiedInterpolants, 940 SizeOfPredicates, 3 NumberOfNonLiveVariables, 374 ConjunctsInSsa, 5 ConjunctsInUnsatCore, 12 InterpolantComputations, 9 PerfectInterpolantSequences, 42/54 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: 875]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 909]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 909]: Loop Invariant Derived loop invariant: ((((((((((\result == 2 && pumpRunning == 0) && tmp == 0) && 2 == waterLevel) && 1 == systemActive) && \result == systemActive) && splverifierCounter == 0) && tmp == systemActive) && 2 == tmp) || (((((((\result == 2 && 2 == waterLevel) && 1 == systemActive) && \result == systemActive) && splverifierCounter == 0) && tmp == systemActive) && 2 == tmp) && pumpRunning == 1)) || ((((((pumpRunning == 0 && tmp == 0) && waterLevel <= 1) && 1 == systemActive) && \result == systemActive) && splverifierCounter == 0) && tmp == systemActive)) || (((((((waterLevel <= 1 && 1 == systemActive) && switchedOnBeforeTS == 1) && \result == systemActive) && splverifierCounter == 0) && \result == 1) && tmp == systemActive) && pumpRunning == 1) - InvariantResult [Line: 689]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 866]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 891]: Loop Invariant Derived loop invariant: (((pumpRunning == 0 && waterLevel <= 1) && 1 == systemActive) && \result == systemActive) && tmp == systemActive - InvariantResult [Line: 810]: Loop Invariant Derived loop invariant: ((((((pumpRunning == 0 && 1 == systemActive) && \result == systemActive) && splverifierCounter == 0) && waterLevel <= 2) && tmp == systemActive) || (((((((\result == 2 && 2 == waterLevel) && 1 == systemActive) && \result == systemActive) && splverifierCounter == 0) && tmp == systemActive) && 2 == tmp) && pumpRunning == 1)) || (((((((1 == systemActive && switchedOnBeforeTS == 1) && \result == systemActive) && splverifierCounter == 0) && waterLevel <= 2) && \result == 1) && tmp == systemActive) && pumpRunning == 1) - InvariantResult [Line: 678]: Loop Invariant Derived loop invariant: ((pumpRunning == 0 && waterLevel <= 1) && 1 == systemActive) && \result == systemActive - InvariantResult [Line: 743]: Loop Invariant Derived loop invariant: (((pumpRunning == 0 && waterLevel <= 1) && 1 == systemActive) && \result == systemActive) && tmp == systemActive - InvariantResult [Line: 699]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 558]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 498]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 525]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 533]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 533]: Loop Invariant Derived loop invariant: (((((((2 == waterLevel && 1 == systemActive) && \result == systemActive) && splverifierCounter == 0) && tmp == systemActive) && pumpRunning == 1) || ((((((pumpRunning == 0 && tmp == 0) && 2 == waterLevel) && 1 == systemActive) && \result == systemActive) && splverifierCounter == 0) && tmp == systemActive)) || ((((((pumpRunning == 0 && tmp == 0) && waterLevel <= 1) && 1 == systemActive) && \result == systemActive) && splverifierCounter == 0) && tmp == systemActive)) || (((((((waterLevel <= 1 && 1 == systemActive) && switchedOnBeforeTS == 1) && \result == systemActive) && splverifierCounter == 0) && \result == 1) && tmp == systemActive) && pumpRunning == 1) - InvariantResult [Line: 525]: Loop Invariant Derived loop invariant: ((((((pumpRunning == 0 && tmp == 0) && 2 == waterLevel) && 1 == systemActive) && \result == systemActive) && splverifierCounter == 0) && tmp == systemActive) || ((((((pumpRunning == 0 && tmp == 0) && waterLevel <= 1) && 1 == systemActive) && \result == systemActive) && splverifierCounter == 0) && tmp == systemActive) - InvariantResult [Line: 798]: Loop Invariant Derived loop invariant: ((((((waterLevel <= 1 && 1 == systemActive) && switchedOnBeforeTS == 1) && \result == systemActive) && splverifierCounter == 0) && \result == 1) && tmp == systemActive) && pumpRunning == 1 - InvariantResult [Line: 420]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 875]: Loop Invariant Derived loop invariant: (((((pumpRunning == 0 && 2 == waterLevel) && 1 == systemActive) && \result == systemActive) && splverifierCounter == 0) && tmp == systemActive) || ((((((pumpRunning == 0 && waterLevel <= 1) && 1 == systemActive) && \result == systemActive) && splverifierCounter == 0) && tmp == systemActive) && \result == 1) - InvariantResult [Line: 585]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 786]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 762]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 664]: Loop Invariant Derived loop invariant: (pumpRunning == 0 && waterLevel <= 1) && 1 == systemActive - InvariantResult [Line: 899]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 786]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 866]: Loop Invariant Derived loop invariant: ((((((((\result == 2 && 2 == waterLevel) && 1 == systemActive) && \result == systemActive) && splverifierCounter == 0) && tmp == systemActive) && pumpRunning == 1) || (((((((\result == 2 && pumpRunning == 0) && tmp == 0) && 2 == waterLevel) && 1 == systemActive) && \result == systemActive) && splverifierCounter == 0) && tmp == systemActive)) || ((((((pumpRunning == 0 && tmp == 0) && waterLevel <= 1) && 1 == systemActive) && \result == systemActive) && splverifierCounter == 0) && tmp == systemActive)) || (((((((waterLevel <= 1 && 1 == systemActive) && switchedOnBeforeTS == 1) && \result == systemActive) && splverifierCounter == 0) && \result == 1) && tmp == systemActive) && pumpRunning == 1) - InvariantResult [Line: 498]: Loop Invariant Derived loop invariant: ((((((((((\result == 2 && pumpRunning == 0) && tmp == 0) && 2 == waterLevel) && 1 == systemActive) && \result == systemActive) && splverifierCounter == 0) && tmp == systemActive) && 2 == tmp) || (((((((\result == 2 && 2 == waterLevel) && 1 == systemActive) && \result == systemActive) && splverifierCounter == 0) && tmp == systemActive) && 2 == tmp) && pumpRunning == 1)) || ((((((pumpRunning == 0 && tmp == 0) && waterLevel <= 1) && 1 == systemActive) && \result == systemActive) && splverifierCounter == 0) && tmp == systemActive)) || (((((((waterLevel <= 1 && 1 == systemActive) && switchedOnBeforeTS == 1) && \result == systemActive) && splverifierCounter == 0) && \result == 1) && tmp == systemActive) && pumpRunning == 1) - InvariantResult [Line: 899]: Loop Invariant Derived loop invariant: ((((((pumpRunning == 0 && 1 == systemActive) && \result == systemActive) && \result == 0) && splverifierCounter == 0) && waterLevel <= 2) && tmp == systemActive) || (((((((1 == systemActive && switchedOnBeforeTS == 1) && \result == systemActive) && splverifierCounter == 0) && waterLevel <= 2) && \result == 1) && tmp == systemActive) && pumpRunning == 1) - InvariantResult [Line: 585]: Loop Invariant Derived loop invariant: (((((((pumpRunning == 0 && tmp == 0) && waterLevel <= 1) && 1 == systemActive) && \result == systemActive) && \result == 0) && splverifierCounter == 0) && tmp == systemActive) || (((((((waterLevel <= 1 && 1 == systemActive) && switchedOnBeforeTS == 1) && \result == systemActive) && splverifierCounter == 0) && \result == 1) && tmp == systemActive) && pumpRunning == 1) - InvariantResult [Line: 751]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 525]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 866]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 525]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 429]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 498]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 630]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 585]: Loop Invariant Derived loop invariant: (((((((pumpRunning == 0 && 1 == systemActive) && \result == systemActive) && \result == 0) && splverifierCounter == 0) && waterLevel <= 2) && tmp == systemActive) || (((((((1 == systemActive && switchedOnBeforeTS == 1) && \result == systemActive) && splverifierCounter == 0) && waterLevel <= 2) && \result == 1) && tmp == systemActive) && pumpRunning == 1)) || ((((((((\result == 2 && 2 == waterLevel) && 1 == systemActive) && \result == systemActive) && splverifierCounter == 0) && \result == 1) && tmp == systemActive) && 2 == tmp) && pumpRunning == 1) - InvariantResult [Line: 875]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 909]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 430]: Loop Invariant Derived loop invariant: (((((((((\result == 2 && 2 == waterLevel) && 1 == systemActive) && \result == systemActive) && splverifierCounter == 0) && tmp == systemActive) && 2 == tmp) && pumpRunning == 1) || (((((((\result == 2 && pumpRunning == 0) && 2 == waterLevel) && 1 == systemActive) && \result == systemActive) && splverifierCounter == 0) && tmp == systemActive) && 2 == tmp)) || (((((pumpRunning == 0 && waterLevel <= 1) && 1 == systemActive) && \result == systemActive) && splverifierCounter == 0) && tmp == systemActive)) || (((((((waterLevel <= 1 && 1 == systemActive) && switchedOnBeforeTS == 1) && \result == systemActive) && splverifierCounter == 0) && \result == 1) && tmp == systemActive) && pumpRunning == 1) - InvariantResult [Line: 585]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 899]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 585]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 630]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 798]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 558]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 525]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 798]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 533]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 786]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 525]: Loop Invariant Derived loop invariant: ((((((waterLevel <= 1 && 1 == systemActive) && switchedOnBeforeTS == 1) && \result == systemActive) && splverifierCounter == 0) && \result == 1) && tmp == systemActive) && pumpRunning == 1 - InvariantResult [Line: 558]: Loop Invariant Derived loop invariant: ((((2 == waterLevel && 1 == systemActive) && \result == systemActive) && splverifierCounter == 0) && tmp == systemActive) && pumpRunning == 1 - InvariantResult [Line: 822]: Loop Invariant Derived loop invariant: ((((((pumpRunning == 0 && 1 == systemActive) && \result == systemActive) && splverifierCounter == 0) && waterLevel <= 2) && tmp == systemActive) || (((((((\result == 2 && 2 == waterLevel) && 1 == systemActive) && \result == systemActive) && splverifierCounter == 0) && tmp == systemActive) && 2 == tmp) && pumpRunning == 1)) || (((((((1 == systemActive && switchedOnBeforeTS == 1) && \result == systemActive) && splverifierCounter == 0) && waterLevel <= 2) && \result == 1) && tmp == systemActive) && pumpRunning == 1) - InvariantResult [Line: 585]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 671]: Loop Invariant Derived loop invariant: (pumpRunning == 0 && waterLevel <= 1) && 1 == systemActive - InvariantResult [Line: 630]: Loop Invariant Derived loop invariant: (((((pumpRunning == 0 && 2 == waterLevel) && 1 == systemActive) && \result == systemActive) && splverifierCounter == 0) && tmp == systemActive) || (((((((pumpRunning == 0 && waterLevel <= 1) && 1 == systemActive) && \result == systemActive) && splverifierCounter == 0) && tmp___0 == 0) && tmp == systemActive) && \result == 0) RESULT: Ultimate proved your program to be correct! [2021-11-23 14:08:38,499 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e8e70e89-d45a-47e6-89dc-2fd77d4bdc68/bin/uautomizer-wIGwrQj20G/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Forceful destruction successful, exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Writing output log to file Ultimate.log Result: TRUE