./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/product-lines/minepump_spec5_product61.cil.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 4e77c044 Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7db2a4b3-27e4-49dc-ae76-cde7b50f6487/bin/uautomizer-WNIpwEf4Nt/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7db2a4b3-27e4-49dc-ae76-cde7b50f6487/bin/uautomizer-WNIpwEf4Nt/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7db2a4b3-27e4-49dc-ae76-cde7b50f6487/bin/uautomizer-WNIpwEf4Nt/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7db2a4b3-27e4-49dc-ae76-cde7b50f6487/bin/uautomizer-WNIpwEf4Nt/config/AutomizerReach.xml -i ../../sv-benchmarks/c/product-lines/minepump_spec5_product61.cil.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7db2a4b3-27e4-49dc-ae76-cde7b50f6487/bin/uautomizer-WNIpwEf4Nt/config/svcomp-Reach-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7db2a4b3-27e4-49dc-ae76-cde7b50f6487/bin/uautomizer-WNIpwEf4Nt --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 54addd62801479259ccbf9158d3d6aa338ff21ad .................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................. Execution finished normally Writing output log to file Ultimate.log Result: TRUE --- Real Ultimate output --- This is Ultimate 0.2.1-dev-4e77c04 [2021-10-13 01:19:43,973 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-10-13 01:19:43,976 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-10-13 01:19:44,008 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-10-13 01:19:44,009 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-10-13 01:19:44,010 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-10-13 01:19:44,012 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-10-13 01:19:44,015 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-10-13 01:19:44,017 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-10-13 01:19:44,018 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-10-13 01:19:44,019 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-10-13 01:19:44,021 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-10-13 01:19:44,021 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-10-13 01:19:44,023 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-10-13 01:19:44,024 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-10-13 01:19:44,026 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-10-13 01:19:44,027 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-10-13 01:19:44,028 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-10-13 01:19:44,030 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-10-13 01:19:44,032 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-10-13 01:19:44,034 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-10-13 01:19:44,036 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-10-13 01:19:44,037 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-10-13 01:19:44,038 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-10-13 01:19:44,042 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-10-13 01:19:44,042 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-10-13 01:19:44,043 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-10-13 01:19:44,044 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-10-13 01:19:44,045 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-10-13 01:19:44,046 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-10-13 01:19:44,047 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-10-13 01:19:44,048 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-10-13 01:19:44,049 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-10-13 01:19:44,049 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-10-13 01:19:44,051 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-10-13 01:19:44,051 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-10-13 01:19:44,052 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-10-13 01:19:44,052 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-10-13 01:19:44,052 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-10-13 01:19:44,054 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-10-13 01:19:44,054 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-10-13 01:19:44,057 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7db2a4b3-27e4-49dc-ae76-cde7b50f6487/bin/uautomizer-WNIpwEf4Nt/config/svcomp-Reach-32bit-Automizer_Default.epf [2021-10-13 01:19:44,081 INFO L113 SettingsManager]: Loading preferences was successful [2021-10-13 01:19:44,081 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-10-13 01:19:44,082 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2021-10-13 01:19:44,082 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2021-10-13 01:19:44,083 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-10-13 01:19:44,083 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-10-13 01:19:44,083 INFO L138 SettingsManager]: * Use SBE=true [2021-10-13 01:19:44,084 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-10-13 01:19:44,084 INFO L138 SettingsManager]: * sizeof long=4 [2021-10-13 01:19:44,084 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-10-13 01:19:44,084 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-10-13 01:19:44,084 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-10-13 01:19:44,085 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-10-13 01:19:44,085 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-10-13 01:19:44,085 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-10-13 01:19:44,085 INFO L138 SettingsManager]: * sizeof long double=12 [2021-10-13 01:19:44,086 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-10-13 01:19:44,086 INFO L138 SettingsManager]: * Use constant arrays=true [2021-10-13 01:19:44,086 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-10-13 01:19:44,086 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-10-13 01:19:44,086 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-10-13 01:19:44,087 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-10-13 01:19:44,087 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-10-13 01:19:44,087 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-10-13 01:19:44,087 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-10-13 01:19:44,088 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-10-13 01:19:44,088 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2021-10-13 01:19:44,088 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-10-13 01:19:44,088 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-10-13 01:19:44,088 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-10-13 01:19:44,089 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_7db2a4b3-27e4-49dc-ae76-cde7b50f6487/bin/uautomizer-WNIpwEf4Nt/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7db2a4b3-27e4-49dc-ae76-cde7b50f6487/bin/uautomizer-WNIpwEf4Nt Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 54addd62801479259ccbf9158d3d6aa338ff21ad [2021-10-13 01:19:44,352 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-10-13 01:19:44,392 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-10-13 01:19:44,395 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-10-13 01:19:44,396 INFO L271 PluginConnector]: Initializing CDTParser... [2021-10-13 01:19:44,397 INFO L275 PluginConnector]: CDTParser initialized [2021-10-13 01:19:44,398 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7db2a4b3-27e4-49dc-ae76-cde7b50f6487/bin/uautomizer-WNIpwEf4Nt/../../sv-benchmarks/c/product-lines/minepump_spec5_product61.cil.c [2021-10-13 01:19:44,452 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7db2a4b3-27e4-49dc-ae76-cde7b50f6487/bin/uautomizer-WNIpwEf4Nt/data/3b5cd9d4f/8e971e3985804817bef00fca4e3d87f3/FLAGb441077d7 [2021-10-13 01:19:44,971 INFO L306 CDTParser]: Found 1 translation units. [2021-10-13 01:19:44,972 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7db2a4b3-27e4-49dc-ae76-cde7b50f6487/sv-benchmarks/c/product-lines/minepump_spec5_product61.cil.c [2021-10-13 01:19:45,001 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7db2a4b3-27e4-49dc-ae76-cde7b50f6487/bin/uautomizer-WNIpwEf4Nt/data/3b5cd9d4f/8e971e3985804817bef00fca4e3d87f3/FLAGb441077d7 [2021-10-13 01:19:45,297 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7db2a4b3-27e4-49dc-ae76-cde7b50f6487/bin/uautomizer-WNIpwEf4Nt/data/3b5cd9d4f/8e971e3985804817bef00fca4e3d87f3 [2021-10-13 01:19:45,300 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-10-13 01:19:45,301 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-10-13 01:19:45,308 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-10-13 01:19:45,309 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-10-13 01:19:45,314 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-10-13 01:19:45,315 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.10 01:19:45" (1/1) ... [2021-10-13 01:19:45,316 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@74584a39 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 01:19:45, skipping insertion in model container [2021-10-13 01:19:45,319 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.10 01:19:45" (1/1) ... [2021-10-13 01:19:45,326 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-10-13 01:19:45,372 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-10-13 01:19:45,720 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7db2a4b3-27e4-49dc-ae76-cde7b50f6487/sv-benchmarks/c/product-lines/minepump_spec5_product61.cil.c[18052,18065] [2021-10-13 01:19:45,728 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-10-13 01:19:45,746 INFO L203 MainTranslator]: Completed pre-run [2021-10-13 01:19:45,847 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7db2a4b3-27e4-49dc-ae76-cde7b50f6487/sv-benchmarks/c/product-lines/minepump_spec5_product61.cil.c[18052,18065] [2021-10-13 01:19:45,851 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-10-13 01:19:45,872 INFO L208 MainTranslator]: Completed translation [2021-10-13 01:19:45,872 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 01:19:45 WrapperNode [2021-10-13 01:19:45,872 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-10-13 01:19:45,873 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-10-13 01:19:45,874 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-10-13 01:19:45,874 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-10-13 01:19:45,881 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 01:19:45" (1/1) ... [2021-10-13 01:19:45,915 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 01:19:45" (1/1) ... [2021-10-13 01:19:45,990 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-10-13 01:19:45,991 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-10-13 01:19:45,991 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-10-13 01:19:45,992 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-10-13 01:19:46,000 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 01:19:45" (1/1) ... [2021-10-13 01:19:46,000 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 01:19:45" (1/1) ... [2021-10-13 01:19:46,009 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 01:19:45" (1/1) ... [2021-10-13 01:19:46,009 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 01:19:45" (1/1) ... [2021-10-13 01:19:46,036 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 01:19:45" (1/1) ... [2021-10-13 01:19:46,056 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 01:19:45" (1/1) ... [2021-10-13 01:19:46,061 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 01:19:45" (1/1) ... [2021-10-13 01:19:46,084 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-10-13 01:19:46,085 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-10-13 01:19:46,085 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-10-13 01:19:46,085 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-10-13 01:19:46,096 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 01:19:45" (1/1) ... [2021-10-13 01:19:46,104 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-10-13 01:19:46,114 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7db2a4b3-27e4-49dc-ae76-cde7b50f6487/bin/uautomizer-WNIpwEf4Nt/z3 [2021-10-13 01:19:46,126 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7db2a4b3-27e4-49dc-ae76-cde7b50f6487/bin/uautomizer-WNIpwEf4Nt/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2021-10-13 01:19:46,150 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7db2a4b3-27e4-49dc-ae76-cde7b50f6487/bin/uautomizer-WNIpwEf4Nt/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2021-10-13 01:19:46,175 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-10-13 01:19:46,175 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-10-13 01:19:46,176 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-10-13 01:19:46,176 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-10-13 01:19:47,352 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-10-13 01:19:47,353 INFO L299 CfgBuilder]: Removed 362 assume(true) statements. [2021-10-13 01:19:47,355 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.10 01:19:47 BoogieIcfgContainer [2021-10-13 01:19:47,356 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-10-13 01:19:47,357 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2021-10-13 01:19:47,358 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2021-10-13 01:19:47,361 INFO L275 PluginConnector]: TraceAbstraction initialized [2021-10-13 01:19:47,362 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 13.10 01:19:45" (1/3) ... [2021-10-13 01:19:47,363 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@2b8c73e4 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 13.10 01:19:47, skipping insertion in model container [2021-10-13 01:19:47,363 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 01:19:45" (2/3) ... [2021-10-13 01:19:47,363 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@2b8c73e4 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 13.10 01:19:47, skipping insertion in model container [2021-10-13 01:19:47,364 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.10 01:19:47" (3/3) ... [2021-10-13 01:19:47,365 INFO L111 eAbstractionObserver]: Analyzing ICFG minepump_spec5_product61.cil.c [2021-10-13 01:19:47,371 INFO L204 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2021-10-13 01:19:47,371 INFO L163 ceAbstractionStarter]: Applying trace abstraction to program that has 3 error locations. [2021-10-13 01:19:47,422 INFO L338 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2021-10-13 01:19:47,428 INFO L339 AbstractCegarLoop]: Settings: SEPARATE_VIOLATION_CHECK=true, mInterprocedural=true, mMaxIterations=1000000, mWatchIteration=1000000, mArtifact=RCFG, mInterpolation=FPandBP, mInterpolantAutomaton=STRAIGHT_LINE, mDumpAutomata=false, mAutomataFormat=ATS_NUMERATE, mDumpPath=., mDeterminiation=PREDICATE_ABSTRACTION, mMinimize=MINIMIZE_SEVPA, mHoare=true, mConcurrency=FINITE_AUTOMATA, mHoareTripleChecks=INCREMENTAL, mHoareAnnotationPositions=LoopsAndPotentialCycles, mDumpOnlyReuseAutomata=false, mLimitTraceHistogram=0, mErrorLocTimeLimit=0, mLimitPathProgramCount=0, mCollectInterpolantStatistics=true, mHeuristicEmptinessCheck=false, mHeuristicEmptinessCheckAStarHeuristic=ZERO, mHeuristicEmptinessCheckAStarHeuristicRandomSeed=1337, mHeuristicEmptinessCheckSmtFeatureScoringMethod=DAGSIZE, mSMTFeatureExtraction=false, mSMTFeatureExtractionDumpPath=., mOverrideInterpolantAutomaton=false, mMcrInterpolantMethod=WP, mLoopAccelerationTechnique=FAST_UPR [2021-10-13 01:19:47,428 INFO L340 AbstractCegarLoop]: Starting to check reachability of 3 error locations. [2021-10-13 01:19:47,450 INFO L276 IsEmpty]: Start isEmpty. Operand has 234 states, 230 states have (on average 1.5130434782608695) internal successors, (348), 233 states have internal predecessors, (348), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-13 01:19:47,456 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2021-10-13 01:19:47,456 INFO L504 BasicCegarLoop]: Found error trace [2021-10-13 01:19:47,457 INFO L512 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-10-13 01:19:47,458 INFO L402 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION] === [2021-10-13 01:19:47,463 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-13 01:19:47,463 INFO L82 PathProgramCache]: Analyzing trace with hash 1714378199, now seen corresponding path program 1 times [2021-10-13 01:19:47,473 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-13 01:19:47,473 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [376694147] [2021-10-13 01:19:47,473 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-13 01:19:47,474 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-13 01:19:47,619 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-13 01:19:47,709 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-13 01:19:47,710 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-10-13 01:19:47,710 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [376694147] [2021-10-13 01:19:47,711 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [376694147] provided 1 perfect and 0 imperfect interpolant sequences [2021-10-13 01:19:47,711 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-10-13 01:19:47,712 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2021-10-13 01:19:47,713 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2108457082] [2021-10-13 01:19:47,718 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2021-10-13 01:19:47,719 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-10-13 01:19:47,731 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2021-10-13 01:19:47,732 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2021-10-13 01:19:47,735 INFO L87 Difference]: Start difference. First operand has 234 states, 230 states have (on average 1.5130434782608695) internal successors, (348), 233 states have internal predecessors, (348), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Second operand has 2 states, 2 states have (on average 9.5) internal successors, (19), 2 states have internal predecessors, (19), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-13 01:19:47,780 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-13 01:19:47,781 INFO L93 Difference]: Finished difference Result 461 states and 688 transitions. [2021-10-13 01:19:47,781 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-10-13 01:19:47,782 INFO L78 Accepts]: Start accepts. Automaton has has 2 states, 2 states have (on average 9.5) internal successors, (19), 2 states have internal predecessors, (19), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 19 [2021-10-13 01:19:47,783 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-13 01:19:47,795 INFO L225 Difference]: With dead ends: 461 [2021-10-13 01:19:47,795 INFO L226 Difference]: Without dead ends: 230 [2021-10-13 01:19:47,799 INFO L781 BasicCegarLoop]: 0 DeclaredPredicates, 2 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0ms TimeCoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2021-10-13 01:19:47,816 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 230 states. [2021-10-13 01:19:47,846 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 230 to 230. [2021-10-13 01:19:47,854 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 230 states, 227 states have (on average 1.4801762114537445) internal successors, (336), 229 states have internal predecessors, (336), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-13 01:19:47,859 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 230 states to 230 states and 336 transitions. [2021-10-13 01:19:47,864 INFO L78 Accepts]: Start accepts. Automaton has 230 states and 336 transitions. Word has length 19 [2021-10-13 01:19:47,865 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-13 01:19:47,865 INFO L470 AbstractCegarLoop]: Abstraction has 230 states and 336 transitions. [2021-10-13 01:19:47,866 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 9.5) internal successors, (19), 2 states have internal predecessors, (19), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-13 01:19:47,866 INFO L276 IsEmpty]: Start isEmpty. Operand 230 states and 336 transitions. [2021-10-13 01:19:47,868 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2021-10-13 01:19:47,871 INFO L504 BasicCegarLoop]: Found error trace [2021-10-13 01:19:47,871 INFO L512 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-10-13 01:19:47,872 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2021-10-13 01:19:47,872 INFO L402 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION] === [2021-10-13 01:19:47,874 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-13 01:19:47,875 INFO L82 PathProgramCache]: Analyzing trace with hash -774569544, now seen corresponding path program 1 times [2021-10-13 01:19:47,875 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-13 01:19:47,875 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [521392197] [2021-10-13 01:19:47,876 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-13 01:19:47,876 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-13 01:19:47,929 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-13 01:19:47,985 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-13 01:19:47,985 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-10-13 01:19:47,986 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [521392197] [2021-10-13 01:19:47,986 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [521392197] provided 1 perfect and 0 imperfect interpolant sequences [2021-10-13 01:19:47,986 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-10-13 01:19:47,987 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-10-13 01:19:47,987 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2028852828] [2021-10-13 01:19:47,988 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2021-10-13 01:19:47,992 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-10-13 01:19:47,993 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-10-13 01:19:47,993 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-10-13 01:19:47,994 INFO L87 Difference]: Start difference. First operand 230 states and 336 transitions. Second operand has 3 states, 3 states have (on average 6.666666666666667) internal successors, (20), 3 states have internal predecessors, (20), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-13 01:19:48,019 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-13 01:19:48,019 INFO L93 Difference]: Finished difference Result 230 states and 336 transitions. [2021-10-13 01:19:48,027 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-10-13 01:19:48,027 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 6.666666666666667) internal successors, (20), 3 states have internal predecessors, (20), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 20 [2021-10-13 01:19:48,028 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-13 01:19:48,029 INFO L225 Difference]: With dead ends: 230 [2021-10-13 01:19:48,032 INFO L226 Difference]: Without dead ends: 87 [2021-10-13 01:19:48,033 INFO L781 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 7.4ms TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-10-13 01:19:48,035 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 87 states. [2021-10-13 01:19:48,042 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 87 to 87. [2021-10-13 01:19:48,043 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 87 states, 86 states have (on average 1.4651162790697674) internal successors, (126), 86 states have internal predecessors, (126), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-13 01:19:48,044 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 87 states to 87 states and 126 transitions. [2021-10-13 01:19:48,044 INFO L78 Accepts]: Start accepts. Automaton has 87 states and 126 transitions. Word has length 20 [2021-10-13 01:19:48,045 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-13 01:19:48,045 INFO L470 AbstractCegarLoop]: Abstraction has 87 states and 126 transitions. [2021-10-13 01:19:48,045 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 6.666666666666667) internal successors, (20), 3 states have internal predecessors, (20), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-13 01:19:48,045 INFO L276 IsEmpty]: Start isEmpty. Operand 87 states and 126 transitions. [2021-10-13 01:19:48,046 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2021-10-13 01:19:48,047 INFO L504 BasicCegarLoop]: Found error trace [2021-10-13 01:19:48,047 INFO L512 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-10-13 01:19:48,047 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2021-10-13 01:19:48,047 INFO L402 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION] === [2021-10-13 01:19:48,048 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-13 01:19:48,048 INFO L82 PathProgramCache]: Analyzing trace with hash 1370250136, now seen corresponding path program 1 times [2021-10-13 01:19:48,048 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-13 01:19:48,049 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [160042128] [2021-10-13 01:19:48,049 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-13 01:19:48,049 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-13 01:19:48,084 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-13 01:19:48,161 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-13 01:19:48,161 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-10-13 01:19:48,161 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [160042128] [2021-10-13 01:19:48,162 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [160042128] provided 1 perfect and 0 imperfect interpolant sequences [2021-10-13 01:19:48,162 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-10-13 01:19:48,162 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2021-10-13 01:19:48,162 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1173979578] [2021-10-13 01:19:48,163 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2021-10-13 01:19:48,163 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-10-13 01:19:48,164 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-10-13 01:19:48,164 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-10-13 01:19:48,165 INFO L87 Difference]: Start difference. First operand 87 states and 126 transitions. Second operand has 3 states, 3 states have (on average 8.666666666666666) internal successors, (26), 2 states have internal predecessors, (26), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-13 01:19:48,174 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-13 01:19:48,175 INFO L93 Difference]: Finished difference Result 167 states and 245 transitions. [2021-10-13 01:19:48,175 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-10-13 01:19:48,175 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 8.666666666666666) internal successors, (26), 2 states have internal predecessors, (26), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 26 [2021-10-13 01:19:48,176 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-13 01:19:48,177 INFO L225 Difference]: With dead ends: 167 [2021-10-13 01:19:48,177 INFO L226 Difference]: Without dead ends: 87 [2021-10-13 01:19:48,178 INFO L781 BasicCegarLoop]: 0 DeclaredPredicates, 2 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 2.0ms TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-10-13 01:19:48,178 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 87 states. [2021-10-13 01:19:48,186 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 87 to 87. [2021-10-13 01:19:48,186 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 87 states, 86 states have (on average 1.4534883720930232) internal successors, (125), 86 states have internal predecessors, (125), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-13 01:19:48,187 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 87 states to 87 states and 125 transitions. [2021-10-13 01:19:48,187 INFO L78 Accepts]: Start accepts. Automaton has 87 states and 125 transitions. Word has length 26 [2021-10-13 01:19:48,187 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-13 01:19:48,188 INFO L470 AbstractCegarLoop]: Abstraction has 87 states and 125 transitions. [2021-10-13 01:19:48,188 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 8.666666666666666) internal successors, (26), 2 states have internal predecessors, (26), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-13 01:19:48,188 INFO L276 IsEmpty]: Start isEmpty. Operand 87 states and 125 transitions. [2021-10-13 01:19:48,189 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2021-10-13 01:19:48,189 INFO L504 BasicCegarLoop]: Found error trace [2021-10-13 01:19:48,189 INFO L512 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-10-13 01:19:48,190 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2021-10-13 01:19:48,190 INFO L402 AbstractCegarLoop]: === Iteration 4 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION] === [2021-10-13 01:19:48,191 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-13 01:19:48,191 INFO L82 PathProgramCache]: Analyzing trace with hash 1377163937, now seen corresponding path program 1 times [2021-10-13 01:19:48,191 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-13 01:19:48,191 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1402354412] [2021-10-13 01:19:48,191 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-13 01:19:48,192 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-13 01:19:48,241 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-13 01:19:48,287 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-13 01:19:48,287 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-10-13 01:19:48,288 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1402354412] [2021-10-13 01:19:48,288 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1402354412] provided 1 perfect and 0 imperfect interpolant sequences [2021-10-13 01:19:48,289 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-10-13 01:19:48,289 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2021-10-13 01:19:48,290 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1643631603] [2021-10-13 01:19:48,290 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2021-10-13 01:19:48,291 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-10-13 01:19:48,292 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-10-13 01:19:48,292 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-10-13 01:19:48,293 INFO L87 Difference]: Start difference. First operand 87 states and 125 transitions. Second operand has 3 states, 3 states have (on average 9.666666666666666) internal successors, (29), 2 states have internal predecessors, (29), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-13 01:19:48,350 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-13 01:19:48,351 INFO L93 Difference]: Finished difference Result 176 states and 255 transitions. [2021-10-13 01:19:48,351 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-10-13 01:19:48,351 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 9.666666666666666) internal successors, (29), 2 states have internal predecessors, (29), 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 29 [2021-10-13 01:19:48,352 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-13 01:19:48,353 INFO L225 Difference]: With dead ends: 176 [2021-10-13 01:19:48,353 INFO L226 Difference]: Without dead ends: 96 [2021-10-13 01:19:48,354 INFO L781 BasicCegarLoop]: 0 DeclaredPredicates, 2 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 2.0ms TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-10-13 01:19:48,357 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 96 states. [2021-10-13 01:19:48,364 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 96 to 94. [2021-10-13 01:19:48,380 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 94 states, 93 states have (on average 1.4086021505376345) internal successors, (131), 93 states have internal predecessors, (131), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-13 01:19:48,381 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 94 states to 94 states and 131 transitions. [2021-10-13 01:19:48,381 INFO L78 Accepts]: Start accepts. Automaton has 94 states and 131 transitions. Word has length 29 [2021-10-13 01:19:48,381 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-13 01:19:48,381 INFO L470 AbstractCegarLoop]: Abstraction has 94 states and 131 transitions. [2021-10-13 01:19:48,382 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 9.666666666666666) internal successors, (29), 2 states have internal predecessors, (29), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-13 01:19:48,382 INFO L276 IsEmpty]: Start isEmpty. Operand 94 states and 131 transitions. [2021-10-13 01:19:48,383 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 36 [2021-10-13 01:19:48,383 INFO L504 BasicCegarLoop]: Found error trace [2021-10-13 01:19:48,383 INFO L512 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-10-13 01:19:48,383 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2021-10-13 01:19:48,384 INFO L402 AbstractCegarLoop]: === Iteration 5 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION] === [2021-10-13 01:19:48,384 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-13 01:19:48,384 INFO L82 PathProgramCache]: Analyzing trace with hash -1983349683, now seen corresponding path program 1 times [2021-10-13 01:19:48,385 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-13 01:19:48,385 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1547234221] [2021-10-13 01:19:48,385 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-13 01:19:48,385 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-13 01:19:48,409 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-13 01:19:48,459 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-13 01:19:48,460 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-10-13 01:19:48,460 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1547234221] [2021-10-13 01:19:48,460 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1547234221] provided 1 perfect and 0 imperfect interpolant sequences [2021-10-13 01:19:48,460 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-10-13 01:19:48,461 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2021-10-13 01:19:48,461 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1425929671] [2021-10-13 01:19:48,461 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2021-10-13 01:19:48,461 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-10-13 01:19:48,462 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2021-10-13 01:19:48,462 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2021-10-13 01:19:48,462 INFO L87 Difference]: Start difference. First operand 94 states and 131 transitions. Second operand has 5 states, 5 states have (on average 7.0) internal successors, (35), 4 states have internal predecessors, (35), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-13 01:19:48,611 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-13 01:19:48,611 INFO L93 Difference]: Finished difference Result 313 states and 440 transitions. [2021-10-13 01:19:48,612 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2021-10-13 01:19:48,612 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 7.0) internal successors, (35), 4 states have internal predecessors, (35), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 35 [2021-10-13 01:19:48,613 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-13 01:19:48,615 INFO L225 Difference]: With dead ends: 313 [2021-10-13 01:19:48,615 INFO L226 Difference]: Without dead ends: 226 [2021-10-13 01:19:48,616 INFO L781 BasicCegarLoop]: 0 DeclaredPredicates, 8 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 5 ImplicationChecksByTransitivity, 32.2ms TimeCoverageRelationStatistics Valid=27, Invalid=45, Unknown=0, NotChecked=0, Total=72 [2021-10-13 01:19:48,616 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 226 states. [2021-10-13 01:19:48,637 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 226 to 93. [2021-10-13 01:19:48,644 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 93 states, 92 states have (on average 1.391304347826087) internal successors, (128), 92 states have internal predecessors, (128), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-13 01:19:48,645 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 93 states to 93 states and 128 transitions. [2021-10-13 01:19:48,645 INFO L78 Accepts]: Start accepts. Automaton has 93 states and 128 transitions. Word has length 35 [2021-10-13 01:19:48,645 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-13 01:19:48,645 INFO L470 AbstractCegarLoop]: Abstraction has 93 states and 128 transitions. [2021-10-13 01:19:48,645 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 7.0) internal successors, (35), 4 states have internal predecessors, (35), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-13 01:19:48,646 INFO L276 IsEmpty]: Start isEmpty. Operand 93 states and 128 transitions. [2021-10-13 01:19:48,647 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 39 [2021-10-13 01:19:48,647 INFO L504 BasicCegarLoop]: Found error trace [2021-10-13 01:19:48,647 INFO L512 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-10-13 01:19:48,647 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2021-10-13 01:19:48,647 INFO L402 AbstractCegarLoop]: === Iteration 6 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION] === [2021-10-13 01:19:48,648 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-13 01:19:48,648 INFO L82 PathProgramCache]: Analyzing trace with hash -924734247, now seen corresponding path program 1 times [2021-10-13 01:19:48,648 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-13 01:19:48,649 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1534084501] [2021-10-13 01:19:48,649 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-13 01:19:48,649 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-13 01:19:48,667 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-13 01:19:48,714 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-13 01:19:48,714 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-10-13 01:19:48,715 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1534084501] [2021-10-13 01:19:48,715 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1534084501] provided 1 perfect and 0 imperfect interpolant sequences [2021-10-13 01:19:48,715 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-10-13 01:19:48,715 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2021-10-13 01:19:48,715 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [632860696] [2021-10-13 01:19:48,716 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2021-10-13 01:19:48,716 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-10-13 01:19:48,717 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2021-10-13 01:19:48,717 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2021-10-13 01:19:48,717 INFO L87 Difference]: Start difference. First operand 93 states and 128 transitions. Second operand has 5 states, 5 states have (on average 7.6) internal successors, (38), 5 states have internal predecessors, (38), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-13 01:19:48,784 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-13 01:19:48,784 INFO L93 Difference]: Finished difference Result 233 states and 320 transitions. [2021-10-13 01:19:48,784 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-10-13 01:19:48,784 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 7.6) internal successors, (38), 5 states have internal predecessors, (38), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 38 [2021-10-13 01:19:48,785 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-13 01:19:48,786 INFO L225 Difference]: With dead ends: 233 [2021-10-13 01:19:48,786 INFO L226 Difference]: Without dead ends: 147 [2021-10-13 01:19:48,793 INFO L781 BasicCegarLoop]: 0 DeclaredPredicates, 9 GetRequests, 4 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 19.1ms TimeCoverageRelationStatistics Valid=17, Invalid=25, Unknown=0, NotChecked=0, Total=42 [2021-10-13 01:19:48,793 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 147 states. [2021-10-13 01:19:48,807 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 147 to 102. [2021-10-13 01:19:48,807 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 102 states, 101 states have (on average 1.3564356435643565) internal successors, (137), 101 states have internal predecessors, (137), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-13 01:19:48,808 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 102 states to 102 states and 137 transitions. [2021-10-13 01:19:48,808 INFO L78 Accepts]: Start accepts. Automaton has 102 states and 137 transitions. Word has length 38 [2021-10-13 01:19:48,809 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-13 01:19:48,810 INFO L470 AbstractCegarLoop]: Abstraction has 102 states and 137 transitions. [2021-10-13 01:19:48,810 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 7.6) internal successors, (38), 5 states have internal predecessors, (38), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-13 01:19:48,810 INFO L276 IsEmpty]: Start isEmpty. Operand 102 states and 137 transitions. [2021-10-13 01:19:48,813 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 39 [2021-10-13 01:19:48,813 INFO L504 BasicCegarLoop]: Found error trace [2021-10-13 01:19:48,813 INFO L512 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-10-13 01:19:48,814 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5 [2021-10-13 01:19:48,814 INFO L402 AbstractCegarLoop]: === Iteration 7 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION] === [2021-10-13 01:19:48,814 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-13 01:19:48,814 INFO L82 PathProgramCache]: Analyzing trace with hash -1935851497, now seen corresponding path program 1 times [2021-10-13 01:19:48,815 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-13 01:19:48,819 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [41434345] [2021-10-13 01:19:48,819 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-13 01:19:48,819 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-13 01:19:48,854 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-13 01:19:48,920 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-13 01:19:48,920 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-10-13 01:19:48,921 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [41434345] [2021-10-13 01:19:48,921 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [41434345] provided 1 perfect and 0 imperfect interpolant sequences [2021-10-13 01:19:48,921 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-10-13 01:19:48,921 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2021-10-13 01:19:48,921 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1733273387] [2021-10-13 01:19:48,922 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2021-10-13 01:19:48,922 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-10-13 01:19:48,922 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2021-10-13 01:19:48,923 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2021-10-13 01:19:48,923 INFO L87 Difference]: Start difference. First operand 102 states and 137 transitions. Second operand has 4 states, 4 states have (on average 9.5) internal successors, (38), 4 states have internal predecessors, (38), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-13 01:19:48,969 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-13 01:19:48,970 INFO L93 Difference]: Finished difference Result 235 states and 315 transitions. [2021-10-13 01:19:48,970 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-10-13 01:19:48,970 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 9.5) internal successors, (38), 4 states have internal predecessors, (38), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 38 [2021-10-13 01:19:48,971 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-13 01:19:48,972 INFO L225 Difference]: With dead ends: 235 [2021-10-13 01:19:48,972 INFO L226 Difference]: Without dead ends: 140 [2021-10-13 01:19:48,973 INFO L781 BasicCegarLoop]: 0 DeclaredPredicates, 6 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 18.0ms TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2021-10-13 01:19:48,974 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 140 states. [2021-10-13 01:19:48,980 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 140 to 108. [2021-10-13 01:19:48,981 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 108 states, 107 states have (on average 1.3364485981308412) internal successors, (143), 107 states have internal predecessors, (143), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-13 01:19:48,981 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 108 states to 108 states and 143 transitions. [2021-10-13 01:19:48,981 INFO L78 Accepts]: Start accepts. Automaton has 108 states and 143 transitions. Word has length 38 [2021-10-13 01:19:48,982 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-13 01:19:48,982 INFO L470 AbstractCegarLoop]: Abstraction has 108 states and 143 transitions. [2021-10-13 01:19:48,982 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 9.5) internal successors, (38), 4 states have internal predecessors, (38), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-13 01:19:48,982 INFO L276 IsEmpty]: Start isEmpty. Operand 108 states and 143 transitions. [2021-10-13 01:19:48,983 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 39 [2021-10-13 01:19:48,984 INFO L504 BasicCegarLoop]: Found error trace [2021-10-13 01:19:48,984 INFO L512 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-10-13 01:19:48,984 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6 [2021-10-13 01:19:48,984 INFO L402 AbstractCegarLoop]: === Iteration 8 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION] === [2021-10-13 01:19:48,985 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-13 01:19:48,985 INFO L82 PathProgramCache]: Analyzing trace with hash 1338047445, now seen corresponding path program 1 times [2021-10-13 01:19:48,985 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-13 01:19:48,985 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1714631932] [2021-10-13 01:19:48,985 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-13 01:19:48,986 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-13 01:19:49,024 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-13 01:19:49,073 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-13 01:19:49,074 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-10-13 01:19:49,074 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1714631932] [2021-10-13 01:19:49,074 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1714631932] provided 1 perfect and 0 imperfect interpolant sequences [2021-10-13 01:19:49,074 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-10-13 01:19:49,075 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2021-10-13 01:19:49,075 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1578276136] [2021-10-13 01:19:49,075 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2021-10-13 01:19:49,075 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-10-13 01:19:49,076 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-10-13 01:19:49,076 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-10-13 01:19:49,076 INFO L87 Difference]: Start difference. First operand 108 states and 143 transitions. Second operand has 3 states, 3 states have (on average 12.666666666666666) internal successors, (38), 2 states have internal predecessors, (38), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-13 01:19:49,112 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-13 01:19:49,112 INFO L93 Difference]: Finished difference Result 280 states and 376 transitions. [2021-10-13 01:19:49,112 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-10-13 01:19:49,113 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 12.666666666666666) internal successors, (38), 2 states have internal predecessors, (38), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 38 [2021-10-13 01:19:49,113 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-13 01:19:49,114 INFO L225 Difference]: With dead ends: 280 [2021-10-13 01:19:49,114 INFO L226 Difference]: Without dead ends: 179 [2021-10-13 01:19:49,115 INFO L781 BasicCegarLoop]: 0 DeclaredPredicates, 2 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 1.9ms TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-10-13 01:19:49,115 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 179 states. [2021-10-13 01:19:49,126 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 179 to 177. [2021-10-13 01:19:49,127 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 177 states, 176 states have (on average 1.3295454545454546) internal successors, (234), 176 states have internal predecessors, (234), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-13 01:19:49,128 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 177 states to 177 states and 234 transitions. [2021-10-13 01:19:49,128 INFO L78 Accepts]: Start accepts. Automaton has 177 states and 234 transitions. Word has length 38 [2021-10-13 01:19:49,128 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-13 01:19:49,128 INFO L470 AbstractCegarLoop]: Abstraction has 177 states and 234 transitions. [2021-10-13 01:19:49,129 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 12.666666666666666) internal successors, (38), 2 states have internal predecessors, (38), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-13 01:19:49,129 INFO L276 IsEmpty]: Start isEmpty. Operand 177 states and 234 transitions. [2021-10-13 01:19:49,129 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 40 [2021-10-13 01:19:49,130 INFO L504 BasicCegarLoop]: Found error trace [2021-10-13 01:19:49,130 INFO L512 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-10-13 01:19:49,130 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable7 [2021-10-13 01:19:49,130 INFO L402 AbstractCegarLoop]: === Iteration 9 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION] === [2021-10-13 01:19:49,131 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-13 01:19:49,131 INFO L82 PathProgramCache]: Analyzing trace with hash 1703143701, now seen corresponding path program 1 times [2021-10-13 01:19:49,131 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-13 01:19:49,131 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [665624275] [2021-10-13 01:19:49,131 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-13 01:19:49,132 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-13 01:19:49,162 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-13 01:19:49,285 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-13 01:19:49,286 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-10-13 01:19:49,286 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [665624275] [2021-10-13 01:19:49,286 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [665624275] provided 1 perfect and 0 imperfect interpolant sequences [2021-10-13 01:19:49,286 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-10-13 01:19:49,286 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2021-10-13 01:19:49,286 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1414891905] [2021-10-13 01:19:49,286 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2021-10-13 01:19:49,287 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-10-13 01:19:49,287 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2021-10-13 01:19:49,287 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=13, Invalid=29, Unknown=0, NotChecked=0, Total=42 [2021-10-13 01:19:49,287 INFO L87 Difference]: Start difference. First operand 177 states and 234 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) [2021-10-13 01:19:49,548 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-13 01:19:49,548 INFO L93 Difference]: Finished difference Result 592 states and 795 transitions. [2021-10-13 01:19:49,548 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2021-10-13 01:19:49,549 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 [2021-10-13 01:19:49,549 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-13 01:19:49,551 INFO L225 Difference]: With dead ends: 592 [2021-10-13 01:19:49,552 INFO L226 Difference]: Without dead ends: 422 [2021-10-13 01:19:49,552 INFO L781 BasicCegarLoop]: 0 DeclaredPredicates, 12 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 11 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 17 ImplicationChecksByTransitivity, 82.2ms TimeCoverageRelationStatistics Valid=51, Invalid=105, Unknown=0, NotChecked=0, Total=156 [2021-10-13 01:19:49,553 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 422 states. [2021-10-13 01:19:49,568 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 422 to 158. [2021-10-13 01:19:49,569 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 158 states, 157 states have (on average 1.2929936305732483) internal successors, (203), 157 states have internal predecessors, (203), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-13 01:19:49,569 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 158 states to 158 states and 203 transitions. [2021-10-13 01:19:49,570 INFO L78 Accepts]: Start accepts. Automaton has 158 states and 203 transitions. Word has length 39 [2021-10-13 01:19:49,570 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-13 01:19:49,570 INFO L470 AbstractCegarLoop]: Abstraction has 158 states and 203 transitions. [2021-10-13 01:19:49,570 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) [2021-10-13 01:19:49,571 INFO L276 IsEmpty]: Start isEmpty. Operand 158 states and 203 transitions. [2021-10-13 01:19:49,571 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 67 [2021-10-13 01:19:49,571 INFO L504 BasicCegarLoop]: Found error trace [2021-10-13 01:19:49,572 INFO L512 BasicCegarLoop]: trace histogram [2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-10-13 01:19:49,572 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable8 [2021-10-13 01:19:49,572 INFO L402 AbstractCegarLoop]: === Iteration 10 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION] === [2021-10-13 01:19:49,573 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-13 01:19:49,573 INFO L82 PathProgramCache]: Analyzing trace with hash 1694504695, now seen corresponding path program 1 times [2021-10-13 01:19:49,573 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-13 01:19:49,573 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [713329062] [2021-10-13 01:19:49,573 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-13 01:19:49,574 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-13 01:19:49,600 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-13 01:19:49,672 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 3 proven. 12 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-10-13 01:19:49,672 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-10-13 01:19:49,672 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [713329062] [2021-10-13 01:19:49,672 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [713329062] provided 0 perfect and 1 imperfect interpolant sequences [2021-10-13 01:19:49,673 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1923551715] [2021-10-13 01:19:49,673 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-13 01:19:49,673 INFO L170 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-10-13 01:19:49,673 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7db2a4b3-27e4-49dc-ae76-cde7b50f6487/bin/uautomizer-WNIpwEf4Nt/z3 [2021-10-13 01:19:49,681 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7db2a4b3-27e4-49dc-ae76-cde7b50f6487/bin/uautomizer-WNIpwEf4Nt/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-10-13 01:19:49,700 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7db2a4b3-27e4-49dc-ae76-cde7b50f6487/bin/uautomizer-WNIpwEf4Nt/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Waiting until timeout for monitored process [2021-10-13 01:19:49,846 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-13 01:19:49,850 INFO L263 TraceCheckSpWp]: Trace formula consists of 479 conjuncts, 5 conjunts are in the unsatisfiable core [2021-10-13 01:19:49,862 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-10-13 01:19:50,182 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 13 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-13 01:19:50,183 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1923551715] provided 0 perfect and 1 imperfect interpolant sequences [2021-10-13 01:19:50,183 INFO L186 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-10-13 01:19:50,183 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [6, 5] total 9 [2021-10-13 01:19:50,183 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [444959731] [2021-10-13 01:19:50,185 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 9 states [2021-10-13 01:19:50,187 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-10-13 01:19:50,187 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2021-10-13 01:19:50,187 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=15, Invalid=57, Unknown=0, NotChecked=0, Total=72 [2021-10-13 01:19:50,188 INFO L87 Difference]: Start difference. First operand 158 states and 203 transitions. Second operand has 9 states, 9 states have (on average 12.222222222222221) internal successors, (110), 9 states have internal predecessors, (110), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-13 01:19:50,679 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-13 01:19:50,679 INFO L93 Difference]: Finished difference Result 589 states and 785 transitions. [2021-10-13 01:19:50,679 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 22 states. [2021-10-13 01:19:50,679 INFO L78 Accepts]: Start accepts. Automaton has has 9 states, 9 states have (on average 12.222222222222221) internal successors, (110), 9 states have internal predecessors, (110), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 66 [2021-10-13 01:19:50,680 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-13 01:19:50,680 INFO L225 Difference]: With dead ends: 589 [2021-10-13 01:19:50,680 INFO L226 Difference]: Without dead ends: 0 [2021-10-13 01:19:50,681 INFO L781 BasicCegarLoop]: 0 DeclaredPredicates, 103 GetRequests, 77 SyntacticMatches, 0 SemanticMatches, 26 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 147 ImplicationChecksByTransitivity, 248.4ms TimeCoverageRelationStatistics Valid=206, Invalid=550, Unknown=0, NotChecked=0, Total=756 [2021-10-13 01:19:50,682 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2021-10-13 01:19:50,682 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2021-10-13 01:19:50,682 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 0 states, 0 states have (on average 0.0) internal successors, (0), 0 states have internal predecessors, (0), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-13 01:19:50,682 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2021-10-13 01:19:50,682 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 66 [2021-10-13 01:19:50,683 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-13 01:19:50,683 INFO L470 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2021-10-13 01:19:50,683 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 9 states, 9 states have (on average 12.222222222222221) internal successors, (110), 9 states have internal predecessors, (110), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-13 01:19:50,683 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2021-10-13 01:19:50,683 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2021-10-13 01:19:50,686 INFO L764 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION [2021-10-13 01:19:50,686 INFO L764 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION [2021-10-13 01:19:50,686 INFO L764 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION [2021-10-13 01:19:50,725 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7db2a4b3-27e4-49dc-ae76-cde7b50f6487/bin/uautomizer-WNIpwEf4Nt/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Forceful destruction successful, exit code 0 [2021-10-13 01:19:50,909 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable9,2 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7db2a4b3-27e4-49dc-ae76-cde7b50f6487/bin/uautomizer-WNIpwEf4Nt/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-10-13 01:19:50,911 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2021-10-13 01:19:50,915 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-13 01:19:50,916 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-13 01:19:50,917 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-13 01:19:50,973 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-13 01:19:50,974 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-13 01:19:50,974 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-13 01:19:50,975 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-13 01:19:50,980 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-13 01:19:50,989 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-13 01:19:50,990 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-13 01:19:50,990 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-13 01:19:50,991 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-13 01:19:50,991 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-13 01:19:50,997 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-13 01:19:51,000 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-13 01:19:51,054 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-13 01:19:51,055 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-13 01:19:51,055 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-13 01:19:51,056 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-13 01:19:51,057 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-13 01:19:51,058 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-13 01:19:51,059 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-13 01:19:51,059 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-13 01:19:51,060 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-13 01:19:51,066 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-13 01:19:51,108 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-13 01:19:51,109 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-13 01:19:51,110 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-13 01:19:51,138 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-13 01:19:51,139 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-13 01:19:51,139 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-13 01:19:51,140 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-13 01:19:51,140 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-13 01:19:51,141 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-13 01:19:51,154 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-13 01:19:51,154 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-13 01:19:51,155 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-13 01:19:51,155 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-13 01:19:51,165 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-13 01:19:51,232 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-13 01:19:51,233 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-13 01:19:51,234 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-13 01:19:51,235 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-13 01:19:51,236 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-13 01:19:51,236 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-13 01:19:51,237 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-13 01:19:51,238 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-13 01:19:51,240 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-13 01:19:51,241 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-13 01:19:51,242 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-13 01:19:51,242 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-13 01:19:51,243 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-13 01:19:51,306 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-13 01:19:51,307 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-13 01:19:51,309 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-13 01:19:51,309 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-13 01:19:51,310 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-13 01:19:51,310 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-13 01:19:51,324 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-13 01:19:51,328 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-13 01:19:51,329 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-13 01:19:51,329 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-13 01:19:51,396 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-13 01:19:51,396 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-13 01:19:51,397 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-13 01:19:51,398 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-13 01:19:51,398 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-13 01:19:51,399 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-13 01:19:51,399 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-13 01:19:51,400 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-13 01:19:51,400 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-13 01:19:51,401 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-13 01:19:51,401 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-13 01:19:51,401 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-13 01:19:51,402 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-13 01:19:51,408 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-13 01:19:51,409 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-13 01:19:51,409 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-13 01:19:51,410 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-13 01:19:51,410 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-13 01:19:51,410 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-13 01:19:51,411 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-13 01:19:51,467 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-13 01:19:51,468 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-13 01:19:51,468 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-13 01:19:51,469 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-13 01:19:51,469 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-13 01:19:51,470 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-13 01:19:51,475 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-13 01:19:51,476 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-13 01:19:51,517 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-13 01:19:51,517 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-13 01:19:51,518 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-13 01:19:51,518 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-13 01:19:51,519 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-13 01:19:51,524 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-13 01:19:51,525 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-13 01:19:53,200 INFO L857 garLoopResultBuilder]: For program point ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION(line 927) no Hoare annotation was computed. [2021-10-13 01:19:53,200 INFO L857 garLoopResultBuilder]: For program point L168(lines 168 176) no Hoare annotation was computed. [2021-10-13 01:19:53,201 INFO L857 garLoopResultBuilder]: For program point L168-1(lines 168 176) no Hoare annotation was computed. [2021-10-13 01:19:53,203 INFO L857 garLoopResultBuilder]: For program point L168-2(lines 168 176) no Hoare annotation was computed. [2021-10-13 01:19:53,203 INFO L853 garLoopResultBuilder]: At program point L102(lines 55 103) the Hoare annotation is: false [2021-10-13 01:19:53,203 INFO L857 garLoopResultBuilder]: For program point L168-3(lines 168 176) no Hoare annotation was computed. [2021-10-13 01:19:53,203 INFO L857 garLoopResultBuilder]: For program point L168-4(lines 168 176) no Hoare annotation was computed. [2021-10-13 01:19:53,204 INFO L857 garLoopResultBuilder]: For program point L168-5(lines 168 176) no Hoare annotation was computed. [2021-10-13 01:19:53,204 INFO L857 garLoopResultBuilder]: For program point L168-6(lines 168 176) no Hoare annotation was computed. [2021-10-13 01:19:53,204 INFO L857 garLoopResultBuilder]: For program point L168-7(lines 168 176) no Hoare annotation was computed. [2021-10-13 01:19:53,204 INFO L857 garLoopResultBuilder]: For program point L168-8(lines 168 176) no Hoare annotation was computed. [2021-10-13 01:19:53,204 INFO L857 garLoopResultBuilder]: For program point L168-9(lines 168 176) no Hoare annotation was computed. [2021-10-13 01:19:53,206 INFO L857 garLoopResultBuilder]: For program point L168-10(lines 168 176) no Hoare annotation was computed. [2021-10-13 01:19:53,206 INFO L857 garLoopResultBuilder]: For program point L168-11(lines 168 176) no Hoare annotation was computed. [2021-10-13 01:19:53,206 INFO L857 garLoopResultBuilder]: For program point L372(lines 372 376) no Hoare annotation was computed. [2021-10-13 01:19:53,206 INFO L857 garLoopResultBuilder]: For program point L372-3(lines 372 376) no Hoare annotation was computed. [2021-10-13 01:19:53,207 INFO L857 garLoopResultBuilder]: For program point L372-6(lines 372 376) no Hoare annotation was computed. [2021-10-13 01:19:53,207 INFO L853 garLoopResultBuilder]: At program point L441(lines 436 444) the Hoare annotation is: (let ((.cse0 (<= 1 ~pumpRunning~0)) (.cse5 (<= |ULTIMATE.start_getWaterLevel_#res| 2)) (.cse6 (<= ~waterLevel~0 2)) (.cse7 (<= 2 |ULTIMATE.start_getWaterLevel_#res|)) (.cse1 (= ULTIMATE.start_test_~splverifierCounter~0 0)) (.cse4 (= ~pumpRunning~0 0)) (.cse2 (<= ~waterLevel~0 1)) (.cse3 (= 1 ~systemActive~0))) (or (and .cse0 .cse1 .cse2 .cse3 (<= 1 |ULTIMATE.start_isPumpRunning_#res|) (<= 1 ~switchedOnBeforeTS~0)) (and .cse1 .cse4 .cse3 .cse5 .cse6 .cse7) (and .cse0 .cse1 (<= 2 ~waterLevel~0) .cse3 .cse5 .cse6 .cse7) (and .cse1 .cse4 .cse2 .cse3))) [2021-10-13 01:19:53,207 INFO L853 garLoopResultBuilder]: At program point L441-1(lines 436 444) the Hoare annotation is: false [2021-10-13 01:19:53,207 INFO L853 garLoopResultBuilder]: At program point L441-2(lines 436 444) the Hoare annotation is: false [2021-10-13 01:19:53,207 INFO L853 garLoopResultBuilder]: At program point L842(lines 837 844) the Hoare annotation is: (and (= ~pumpRunning~0 0) (<= ~waterLevel~0 1) (= 1 ~systemActive~0)) [2021-10-13 01:19:53,207 INFO L853 garLoopResultBuilder]: At program point L910(lines 1 1027) the Hoare annotation is: (and (= ~pumpRunning~0 0) (<= ~waterLevel~0 1) (= 1 ~systemActive~0)) [2021-10-13 01:19:53,207 INFO L857 garLoopResultBuilder]: For program point L449(lines 449 455) no Hoare annotation was computed. [2021-10-13 01:19:53,207 INFO L857 garLoopResultBuilder]: For program point L449-1(lines 449 455) no Hoare annotation was computed. [2021-10-13 01:19:53,207 INFO L857 garLoopResultBuilder]: For program point L449-2(lines 449 455) no Hoare annotation was computed. [2021-10-13 01:19:53,207 INFO L857 garLoopResultBuilder]: For program point L449-3(lines 449 455) no Hoare annotation was computed. [2021-10-13 01:19:53,207 INFO L857 garLoopResultBuilder]: For program point L449-4(lines 449 455) no Hoare annotation was computed. [2021-10-13 01:19:53,217 INFO L857 garLoopResultBuilder]: For program point L449-5(lines 449 455) no Hoare annotation was computed. [2021-10-13 01:19:53,218 INFO L857 garLoopResultBuilder]: For program point L449-6(lines 449 455) no Hoare annotation was computed. [2021-10-13 01:19:53,218 INFO L857 garLoopResultBuilder]: For program point L449-7(lines 449 455) no Hoare annotation was computed. [2021-10-13 01:19:53,218 INFO L857 garLoopResultBuilder]: For program point L449-8(lines 449 455) no Hoare annotation was computed. [2021-10-13 01:19:53,218 INFO L857 garLoopResultBuilder]: For program point L449-9(lines 449 455) no Hoare annotation was computed. [2021-10-13 01:19:53,218 INFO L857 garLoopResultBuilder]: For program point L449-10(lines 449 455) no Hoare annotation was computed. [2021-10-13 01:19:53,218 INFO L857 garLoopResultBuilder]: For program point L449-11(lines 449 455) no Hoare annotation was computed. [2021-10-13 01:19:53,218 INFO L857 garLoopResultBuilder]: For program point L384(lines 384 388) no Hoare annotation was computed. [2021-10-13 01:19:53,218 INFO L857 garLoopResultBuilder]: For program point L252(lines 252 258) no Hoare annotation was computed. [2021-10-13 01:19:53,218 INFO L857 garLoopResultBuilder]: For program point L252-2(lines 252 258) no Hoare annotation was computed. [2021-10-13 01:19:53,218 INFO L857 garLoopResultBuilder]: For program point L252-4(lines 252 258) no Hoare annotation was computed. [2021-10-13 01:19:53,218 INFO L857 garLoopResultBuilder]: For program point L252-6(lines 252 258) no Hoare annotation was computed. [2021-10-13 01:19:53,219 INFO L857 garLoopResultBuilder]: For program point L252-8(lines 252 258) no Hoare annotation was computed. [2021-10-13 01:19:53,219 INFO L857 garLoopResultBuilder]: For program point L252-10(lines 252 258) no Hoare annotation was computed. [2021-10-13 01:19:53,219 INFO L857 garLoopResultBuilder]: For program point L252-12(lines 252 258) no Hoare annotation was computed. [2021-10-13 01:19:53,219 INFO L857 garLoopResultBuilder]: For program point L252-14(lines 252 258) no Hoare annotation was computed. [2021-10-13 01:19:53,219 INFO L857 garLoopResultBuilder]: For program point L252-16(lines 252 258) no Hoare annotation was computed. [2021-10-13 01:19:53,219 INFO L857 garLoopResultBuilder]: For program point L252-18(lines 252 258) no Hoare annotation was computed. [2021-10-13 01:19:53,219 INFO L857 garLoopResultBuilder]: For program point L252-20(lines 252 258) no Hoare annotation was computed. [2021-10-13 01:19:53,219 INFO L857 garLoopResultBuilder]: For program point L252-22(lines 252 258) no Hoare annotation was computed. [2021-10-13 01:19:53,219 INFO L857 garLoopResultBuilder]: For program point L57(lines 56 101) no Hoare annotation was computed. [2021-10-13 01:19:53,220 INFO L853 garLoopResultBuilder]: At program point L454(lines 445 458) the Hoare annotation is: false [2021-10-13 01:19:53,220 INFO L853 garLoopResultBuilder]: At program point L454-1(lines 445 458) the Hoare annotation is: false [2021-10-13 01:19:53,220 INFO L853 garLoopResultBuilder]: At program point L454-2(lines 445 458) the Hoare annotation is: false [2021-10-13 01:19:53,220 INFO L853 garLoopResultBuilder]: At program point L454-3(lines 445 458) the Hoare annotation is: (let ((.cse0 (= ULTIMATE.start_test_~splverifierCounter~0 0)) (.cse1 (= ~pumpRunning~0 0)) (.cse2 (= 1 ~systemActive~0))) (or (and .cse0 .cse1 (<= ~waterLevel~0 1) (= |ULTIMATE.start_isHighWaterSensorDry_#res| 1) .cse2) (and .cse0 .cse1 (<= 2 ~waterLevel~0) .cse2 (<= ~waterLevel~0 2)))) [2021-10-13 01:19:53,220 INFO L853 garLoopResultBuilder]: At program point L454-4(lines 445 458) the Hoare annotation is: false [2021-10-13 01:19:53,220 INFO L853 garLoopResultBuilder]: At program point L454-5(lines 445 458) the Hoare annotation is: false [2021-10-13 01:19:53,221 INFO L857 garLoopResultBuilder]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2021-10-13 01:19:53,221 INFO L853 garLoopResultBuilder]: At program point L454-6(lines 445 458) the Hoare annotation is: false [2021-10-13 01:19:53,221 INFO L853 garLoopResultBuilder]: At program point L454-7(lines 445 458) the Hoare annotation is: false [2021-10-13 01:19:53,221 INFO L857 garLoopResultBuilder]: For program point L190(lines 190 207) no Hoare annotation was computed. [2021-10-13 01:19:53,221 INFO L853 garLoopResultBuilder]: At program point L454-8(lines 445 458) the Hoare annotation is: false [2021-10-13 01:19:53,221 INFO L857 garLoopResultBuilder]: For program point L190-1(lines 190 207) no Hoare annotation was computed. [2021-10-13 01:19:53,221 INFO L853 garLoopResultBuilder]: At program point L454-9(lines 445 458) the Hoare annotation is: false [2021-10-13 01:19:53,221 INFO L857 garLoopResultBuilder]: For program point L190-2(lines 190 207) no Hoare annotation was computed. [2021-10-13 01:19:53,222 INFO L853 garLoopResultBuilder]: At program point L454-10(lines 445 458) the Hoare annotation is: false [2021-10-13 01:19:53,222 INFO L857 garLoopResultBuilder]: For program point L190-3(lines 190 207) no Hoare annotation was computed. [2021-10-13 01:19:53,222 INFO L853 garLoopResultBuilder]: At program point L454-11(lines 445 458) the Hoare annotation is: false [2021-10-13 01:19:53,222 INFO L857 garLoopResultBuilder]: For program point L58(lines 58 62) no Hoare annotation was computed. [2021-10-13 01:19:53,222 INFO L857 garLoopResultBuilder]: For program point L190-4(lines 190 207) no Hoare annotation was computed. [2021-10-13 01:19:53,222 INFO L857 garLoopResultBuilder]: For program point L190-5(lines 190 207) no Hoare annotation was computed. [2021-10-13 01:19:53,222 INFO L853 garLoopResultBuilder]: At program point L918(lines 913 921) the Hoare annotation is: (and (= ~pumpRunning~0 0) (<= ~waterLevel~0 1) (= 1 ~systemActive~0)) [2021-10-13 01:19:53,222 INFO L853 garLoopResultBuilder]: At program point L852(lines 132 138) the Hoare annotation is: (let ((.cse0 (= ULTIMATE.start_test_~splverifierCounter~0 0)) (.cse1 (= 1 ~systemActive~0)) (.cse2 (<= ~waterLevel~0 2))) (or (and .cse0 (= ~pumpRunning~0 0) (= |ULTIMATE.start_isPumpRunning_#res| 0) .cse1 .cse2) (and (<= 1 ~pumpRunning~0) .cse0 .cse1 .cse2 (<= 1 |ULTIMATE.start_isPumpRunning_#res|) (<= 1 ~switchedOnBeforeTS~0)))) [2021-10-13 01:19:53,223 INFO L853 garLoopResultBuilder]: At program point L852-1(lines 132 138) the Hoare annotation is: false [2021-10-13 01:19:53,223 INFO L853 garLoopResultBuilder]: At program point L852-2(lines 132 138) the Hoare annotation is: false [2021-10-13 01:19:53,223 INFO L857 garLoopResultBuilder]: For program point L194(lines 194 202) no Hoare annotation was computed. [2021-10-13 01:19:53,223 INFO L857 garLoopResultBuilder]: For program point L194-1(lines 194 202) no Hoare annotation was computed. [2021-10-13 01:19:53,223 INFO L857 garLoopResultBuilder]: For program point L194-2(lines 194 202) no Hoare annotation was computed. [2021-10-13 01:19:53,223 INFO L857 garLoopResultBuilder]: For program point L194-3(lines 194 202) no Hoare annotation was computed. [2021-10-13 01:19:53,223 INFO L857 garLoopResultBuilder]: For program point L194-4(lines 194 202) no Hoare annotation was computed. [2021-10-13 01:19:53,223 INFO L857 garLoopResultBuilder]: For program point L194-5(lines 194 202) no Hoare annotation was computed. [2021-10-13 01:19:53,223 INFO L857 garLoopResultBuilder]: For program point L-1(line -1) no Hoare annotation was computed. [2021-10-13 01:19:53,224 INFO L857 garLoopResultBuilder]: For program point ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION(line 927) no Hoare annotation was computed. [2021-10-13 01:19:53,224 INFO L857 garLoopResultBuilder]: For program point L396(lines 396 400) no Hoare annotation was computed. [2021-10-13 01:19:53,224 INFO L853 garLoopResultBuilder]: At program point L132(lines 128 150) the Hoare annotation is: (let ((.cse0 (= ULTIMATE.start_test_~splverifierCounter~0 0)) (.cse1 (= 1 ~systemActive~0))) (or (and (<= 1 ~pumpRunning~0) .cse0 (<= ~waterLevel~0 1) .cse1 (<= 1 |ULTIMATE.start_isPumpRunning_#res|) (<= 1 ~switchedOnBeforeTS~0)) (and .cse0 (= ~pumpRunning~0 0) .cse1 (<= ~waterLevel~0 2)))) [2021-10-13 01:19:53,224 INFO L853 garLoopResultBuilder]: At program point L132-1(lines 128 150) the Hoare annotation is: false [2021-10-13 01:19:53,224 INFO L857 garLoopResultBuilder]: For program point L66(lines 66 72) no Hoare annotation was computed. [2021-10-13 01:19:53,224 INFO L853 garLoopResultBuilder]: At program point L132-2(lines 128 150) the Hoare annotation is: false [2021-10-13 01:19:53,224 INFO L853 garLoopResultBuilder]: At program point L66-1(lines 66 72) the Hoare annotation is: (let ((.cse0 (<= 1 ~pumpRunning~0)) (.cse1 (= ULTIMATE.start_test_~splverifierCounter~0 0)) (.cse2 (= 1 ~systemActive~0)) (.cse3 (<= ~waterLevel~0 2))) (or (and .cse0 .cse1 (<= 2 ~waterLevel~0) .cse2 (<= |ULTIMATE.start_getWaterLevel_#res| 2) (< 1 ULTIMATE.start___utac_acc__Specification5_spec__3_~tmp~10) .cse3 (<= ULTIMATE.start___utac_acc__Specification5_spec__3_~tmp~10 2) (<= 2 |ULTIMATE.start_getWaterLevel_#res|)) (and .cse1 (= ~pumpRunning~0 0) .cse2 .cse3) (and .cse0 .cse1 .cse2 .cse3 (<= 1 |ULTIMATE.start_isPumpRunning_#res|) (<= 1 ~switchedOnBeforeTS~0)))) [2021-10-13 01:19:53,225 INFO L853 garLoopResultBuilder]: At program point L991(lines 987 993) the Hoare annotation is: (and (= ~pumpRunning~0 0) (<= ~waterLevel~0 1) (= 1 ~systemActive~0)) [2021-10-13 01:19:53,225 INFO L853 garLoopResultBuilder]: At program point L464(lines 459 467) the Hoare annotation is: (and (<= 1 ~pumpRunning~0) (= ULTIMATE.start_test_~splverifierCounter~0 0) (<= ~waterLevel~0 1) (= 1 ~systemActive~0) (<= 1 |ULTIMATE.start_isPumpRunning_#res|) (<= 1 ~switchedOnBeforeTS~0)) [2021-10-13 01:19:53,225 INFO L853 garLoopResultBuilder]: At program point L464-1(lines 459 467) the Hoare annotation is: false [2021-10-13 01:19:53,225 INFO L853 garLoopResultBuilder]: At program point L464-2(lines 459 467) the Hoare annotation is: false [2021-10-13 01:19:53,225 INFO L853 garLoopResultBuilder]: At program point L464-3(lines 459 467) the Hoare annotation is: false [2021-10-13 01:19:53,225 INFO L853 garLoopResultBuilder]: At program point L464-4(lines 459 467) the Hoare annotation is: false [2021-10-13 01:19:53,225 INFO L853 garLoopResultBuilder]: At program point L464-5(lines 459 467) the Hoare annotation is: false [2021-10-13 01:19:53,225 INFO L857 garLoopResultBuilder]: For program point L927(line 927) no Hoare annotation was computed. [2021-10-13 01:19:53,226 INFO L857 garLoopResultBuilder]: For program point L927-1(line 927) no Hoare annotation was computed. [2021-10-13 01:19:53,226 INFO L857 garLoopResultBuilder]: For program point L927-2(line 927) no Hoare annotation was computed. [2021-10-13 01:19:53,226 INFO L857 garLoopResultBuilder]: For program point L863(lines 863 880) no Hoare annotation was computed. [2021-10-13 01:19:53,226 INFO L853 garLoopResultBuilder]: At program point L863-1(lines 1 1027) the Hoare annotation is: (let ((.cse0 (<= 1 ~pumpRunning~0)) (.cse4 (<= |ULTIMATE.start_getWaterLevel_#res| 2)) (.cse5 (< 1 ULTIMATE.start___utac_acc__Specification5_spec__3_~tmp~10)) (.cse6 (<= ~waterLevel~0 2)) (.cse7 (<= ULTIMATE.start___utac_acc__Specification5_spec__3_~tmp~10 2)) (.cse8 (<= 2 |ULTIMATE.start_getWaterLevel_#res|)) (.cse1 (= ULTIMATE.start_test_~splverifierCounter~0 0)) (.cse9 (= ~pumpRunning~0 0)) (.cse2 (<= ~waterLevel~0 1)) (.cse3 (= 1 ~systemActive~0))) (or (and .cse0 .cse1 .cse2 .cse3 (<= 1 |ULTIMATE.start_isPumpRunning_#res|) (<= 1 ~switchedOnBeforeTS~0)) (and .cse0 .cse1 (<= 2 ~waterLevel~0) .cse3 .cse4 .cse5 .cse6 .cse7 .cse8) (and .cse1 .cse9 .cse3 .cse4 .cse5 .cse6 .cse7 .cse8) (and .cse1 .cse9 .cse2 .cse3))) [2021-10-13 01:19:53,226 INFO L857 garLoopResultBuilder]: For program point L863-2(lines 863 880) no Hoare annotation was computed. [2021-10-13 01:19:53,226 INFO L853 garLoopResultBuilder]: At program point L863-3(lines 1 1027) the Hoare annotation is: false [2021-10-13 01:19:53,226 INFO L857 garLoopResultBuilder]: For program point L863-4(lines 863 880) no Hoare annotation was computed. [2021-10-13 01:19:53,226 INFO L853 garLoopResultBuilder]: At program point L863-5(lines 1 1027) the Hoare annotation is: false [2021-10-13 01:19:53,227 INFO L857 garLoopResultBuilder]: For program point L335(lines 335 339) no Hoare annotation was computed. [2021-10-13 01:19:53,227 INFO L857 garLoopResultBuilder]: For program point L335-2(lines 335 339) no Hoare annotation was computed. [2021-10-13 01:19:53,227 INFO L857 garLoopResultBuilder]: For program point L335-3(lines 335 339) no Hoare annotation was computed. [2021-10-13 01:19:53,227 INFO L857 garLoopResultBuilder]: For program point L335-5(lines 335 339) no Hoare annotation was computed. [2021-10-13 01:19:53,227 INFO L857 garLoopResultBuilder]: For program point L335-6(lines 335 339) no Hoare annotation was computed. [2021-10-13 01:19:53,227 INFO L857 garLoopResultBuilder]: For program point L335-8(lines 335 339) no Hoare annotation was computed. [2021-10-13 01:19:53,227 INFO L857 garLoopResultBuilder]: For program point L335-9(lines 335 339) no Hoare annotation was computed. [2021-10-13 01:19:53,227 INFO L857 garLoopResultBuilder]: For program point L335-11(lines 335 339) no Hoare annotation was computed. [2021-10-13 01:19:53,227 INFO L857 garLoopResultBuilder]: For program point L335-12(lines 335 339) no Hoare annotation was computed. [2021-10-13 01:19:53,228 INFO L857 garLoopResultBuilder]: For program point L335-14(lines 335 339) no Hoare annotation was computed. [2021-10-13 01:19:53,228 INFO L857 garLoopResultBuilder]: For program point L335-15(lines 335 339) no Hoare annotation was computed. [2021-10-13 01:19:53,234 INFO L857 garLoopResultBuilder]: For program point L335-17(lines 335 339) no Hoare annotation was computed. [2021-10-13 01:19:53,234 INFO L857 garLoopResultBuilder]: For program point L335-18(lines 335 339) no Hoare annotation was computed. [2021-10-13 01:19:53,234 INFO L857 garLoopResultBuilder]: For program point L335-20(lines 335 339) no Hoare annotation was computed. [2021-10-13 01:19:53,234 INFO L857 garLoopResultBuilder]: For program point L335-21(lines 335 339) no Hoare annotation was computed. [2021-10-13 01:19:53,235 INFO L857 garLoopResultBuilder]: For program point L335-23(lines 335 339) no Hoare annotation was computed. [2021-10-13 01:19:53,235 INFO L857 garLoopResultBuilder]: For program point L335-24(lines 335 339) no Hoare annotation was computed. [2021-10-13 01:19:53,235 INFO L857 garLoopResultBuilder]: For program point L335-26(lines 335 339) no Hoare annotation was computed. [2021-10-13 01:19:53,235 INFO L857 garLoopResultBuilder]: For program point L335-27(lines 335 339) no Hoare annotation was computed. [2021-10-13 01:19:53,235 INFO L857 garLoopResultBuilder]: For program point L335-29(lines 335 339) no Hoare annotation was computed. [2021-10-13 01:19:53,235 INFO L857 garLoopResultBuilder]: For program point L335-30(lines 335 339) no Hoare annotation was computed. [2021-10-13 01:19:53,235 INFO L857 garLoopResultBuilder]: For program point L335-32(lines 335 339) no Hoare annotation was computed. [2021-10-13 01:19:53,235 INFO L857 garLoopResultBuilder]: For program point L335-33(lines 335 339) no Hoare annotation was computed. [2021-10-13 01:19:53,235 INFO L857 garLoopResultBuilder]: For program point L335-35(lines 335 339) no Hoare annotation was computed. [2021-10-13 01:19:53,236 INFO L853 garLoopResultBuilder]: At program point L139(lines 139 145) the Hoare annotation is: (let ((.cse0 (<= 1 ~pumpRunning~0)) (.cse1 (= ULTIMATE.start_test_~splverifierCounter~0 0)) (.cse2 (= 1 ~systemActive~0)) (.cse3 (<= ~waterLevel~0 2))) (or (and .cse0 .cse1 (<= ~waterLevel~0 1) .cse2 (<= 1 |ULTIMATE.start_isPumpRunning_#res|) (<= 1 ~switchedOnBeforeTS~0)) (and .cse0 .cse1 (<= 2 ~waterLevel~0) .cse2 .cse3) (and .cse1 (= ~pumpRunning~0 0) .cse2 .cse3))) [2021-10-13 01:19:53,236 INFO L853 garLoopResultBuilder]: At program point L139-1(lines 139 145) the Hoare annotation is: false [2021-10-13 01:19:53,236 INFO L853 garLoopResultBuilder]: At program point L139-2(lines 139 145) the Hoare annotation is: false [2021-10-13 01:19:53,236 INFO L857 garLoopResultBuilder]: For program point L867(lines 867 877) no Hoare annotation was computed. [2021-10-13 01:19:53,236 INFO L857 garLoopResultBuilder]: For program point L867-2(lines 867 877) no Hoare annotation was computed. [2021-10-13 01:19:53,236 INFO L857 garLoopResultBuilder]: For program point L867-4(lines 867 877) no Hoare annotation was computed. [2021-10-13 01:19:53,236 INFO L857 garLoopResultBuilder]: For program point L868(lines 868 874) no Hoare annotation was computed. [2021-10-13 01:19:53,237 INFO L857 garLoopResultBuilder]: For program point L868-2(lines 868 874) no Hoare annotation was computed. [2021-10-13 01:19:53,237 INFO L857 garLoopResultBuilder]: For program point L868-4(lines 868 874) no Hoare annotation was computed. [2021-10-13 01:19:53,237 INFO L857 garLoopResultBuilder]: For program point ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION(line 927) no Hoare annotation was computed. [2021-10-13 01:19:53,237 INFO L857 garLoopResultBuilder]: For program point L76(lines 76 82) no Hoare annotation was computed. [2021-10-13 01:19:53,237 INFO L853 garLoopResultBuilder]: At program point L76-1(lines 76 82) the Hoare annotation is: (let ((.cse0 (<= 1 ~pumpRunning~0)) (.cse1 (= ULTIMATE.start_test_~splverifierCounter~0 0)) (.cse2 (= 1 ~systemActive~0)) (.cse3 (<= ~waterLevel~0 2))) (or (and .cse0 .cse1 (<= 2 ~waterLevel~0) .cse2 (<= |ULTIMATE.start_getWaterLevel_#res| 2) (< 1 ULTIMATE.start___utac_acc__Specification5_spec__3_~tmp~10) .cse3 (<= ULTIMATE.start___utac_acc__Specification5_spec__3_~tmp~10 2) (<= 2 |ULTIMATE.start_getWaterLevel_#res|)) (and .cse1 (= ~pumpRunning~0 0) .cse2 .cse3) (and .cse0 .cse1 .cse2 .cse3 (<= 1 |ULTIMATE.start_isPumpRunning_#res|) (<= 1 ~switchedOnBeforeTS~0)))) [2021-10-13 01:19:53,237 INFO L853 garLoopResultBuilder]: At program point L341(lines 326 344) the Hoare annotation is: false [2021-10-13 01:19:53,237 INFO L853 garLoopResultBuilder]: At program point L341-1(lines 326 344) the Hoare annotation is: false [2021-10-13 01:19:53,237 INFO L853 garLoopResultBuilder]: At program point L341-2(lines 326 344) the Hoare annotation is: false [2021-10-13 01:19:53,238 INFO L853 garLoopResultBuilder]: At program point L341-3(lines 326 344) the Hoare annotation is: (let ((.cse0 (= ULTIMATE.start_test_~splverifierCounter~0 0)) (.cse1 (= ~pumpRunning~0 0)) (.cse2 (= 1 ~systemActive~0))) (or (and .cse0 (= ULTIMATE.start_isHighWaterLevel_~tmp___0~1 0) .cse1 (<= ~waterLevel~0 1) (= |ULTIMATE.start_isHighWaterLevel_#res| 0) .cse2) (and .cse0 .cse1 (<= 2 ~waterLevel~0) .cse2 (<= ~waterLevel~0 2)))) [2021-10-13 01:19:53,238 INFO L853 garLoopResultBuilder]: At program point L341-4(lines 326 344) the Hoare annotation is: false [2021-10-13 01:19:53,238 INFO L853 garLoopResultBuilder]: At program point L341-5(lines 326 344) the Hoare annotation is: false [2021-10-13 01:19:53,238 INFO L853 garLoopResultBuilder]: At program point L341-6(lines 326 344) the Hoare annotation is: false [2021-10-13 01:19:53,238 INFO L853 garLoopResultBuilder]: At program point L341-7(lines 326 344) the Hoare annotation is: false [2021-10-13 01:19:53,238 INFO L853 garLoopResultBuilder]: At program point L341-8(lines 326 344) the Hoare annotation is: false [2021-10-13 01:19:53,238 INFO L853 garLoopResultBuilder]: At program point L341-9(lines 326 344) the Hoare annotation is: false [2021-10-13 01:19:53,238 INFO L853 garLoopResultBuilder]: At program point L341-10(lines 326 344) the Hoare annotation is: false [2021-10-13 01:19:53,239 INFO L853 garLoopResultBuilder]: At program point L341-11(lines 326 344) the Hoare annotation is: false [2021-10-13 01:19:53,240 INFO L853 garLoopResultBuilder]: At program point L409(lines 404 412) the Hoare annotation is: (and (<= 1 ~pumpRunning~0) (= ULTIMATE.start_test_~splverifierCounter~0 0) (<= ~waterLevel~0 1) (= 1 ~systemActive~0) (<= 1 |ULTIMATE.start_isPumpRunning_#res|) (<= 1 ~switchedOnBeforeTS~0)) [2021-10-13 01:19:53,240 INFO L853 garLoopResultBuilder]: At program point L409-1(lines 404 412) the Hoare annotation is: false [2021-10-13 01:19:53,240 INFO L853 garLoopResultBuilder]: At program point L409-2(lines 404 412) the Hoare annotation is: false [2021-10-13 01:19:53,240 INFO L853 garLoopResultBuilder]: At program point L409-3(lines 404 412) the Hoare annotation is: false [2021-10-13 01:19:53,240 INFO L853 garLoopResultBuilder]: At program point L277(lines 270 280) the Hoare annotation is: (and (<= 1 ~pumpRunning~0) (= ULTIMATE.start_test_~splverifierCounter~0 0) (<= ~waterLevel~0 1) (= 1 ~systemActive~0) (<= 1 |ULTIMATE.start_isPumpRunning_#res|) (<= 1 ~switchedOnBeforeTS~0)) [2021-10-13 01:19:53,241 INFO L853 garLoopResultBuilder]: At program point L409-4(lines 404 412) the Hoare annotation is: (and (= ULTIMATE.start_test_~splverifierCounter~0 0) (= ~pumpRunning~0 0) (<= 2 ~waterLevel~0) (= 1 ~systemActive~0) (<= ~waterLevel~0 2)) [2021-10-13 01:19:53,241 INFO L853 garLoopResultBuilder]: At program point L277-1(lines 270 280) the Hoare annotation is: false [2021-10-13 01:19:53,242 INFO L853 garLoopResultBuilder]: At program point L409-5(lines 404 412) the Hoare annotation is: false [2021-10-13 01:19:53,242 INFO L853 garLoopResultBuilder]: At program point L277-2(lines 270 280) the Hoare annotation is: false [2021-10-13 01:19:53,243 INFO L853 garLoopResultBuilder]: At program point L409-6(lines 404 412) the Hoare annotation is: false [2021-10-13 01:19:53,243 INFO L853 garLoopResultBuilder]: At program point L277-3(lines 270 280) the Hoare annotation is: false [2021-10-13 01:19:53,243 INFO L853 garLoopResultBuilder]: At program point L409-7(lines 404 412) the Hoare annotation is: false [2021-10-13 01:19:53,243 INFO L853 garLoopResultBuilder]: At program point L277-4(lines 270 280) the Hoare annotation is: (and (= ULTIMATE.start_test_~splverifierCounter~0 0) (= ~pumpRunning~0 0) (<= 2 ~waterLevel~0) (= 1 ~systemActive~0) (<= ~waterLevel~0 2)) [2021-10-13 01:19:53,243 INFO L853 garLoopResultBuilder]: At program point L409-8(lines 404 412) the Hoare annotation is: false [2021-10-13 01:19:53,243 INFO L853 garLoopResultBuilder]: At program point L277-5(lines 270 280) the Hoare annotation is: false [2021-10-13 01:19:53,243 INFO L853 garLoopResultBuilder]: At program point L409-9(lines 404 412) the Hoare annotation is: false [2021-10-13 01:19:53,244 INFO L853 garLoopResultBuilder]: At program point L277-6(lines 270 280) the Hoare annotation is: false [2021-10-13 01:19:53,244 INFO L853 garLoopResultBuilder]: At program point L409-10(lines 404 412) the Hoare annotation is: false [2021-10-13 01:19:53,244 INFO L853 garLoopResultBuilder]: At program point L277-7(lines 270 280) the Hoare annotation is: false [2021-10-13 01:19:53,244 INFO L853 garLoopResultBuilder]: At program point L409-11(lines 404 412) the Hoare annotation is: false [2021-10-13 01:19:53,244 INFO L853 garLoopResultBuilder]: At program point L277-8(lines 270 280) the Hoare annotation is: false [2021-10-13 01:19:53,244 INFO L853 garLoopResultBuilder]: At program point L409-12(lines 404 412) the Hoare annotation is: false [2021-10-13 01:19:53,244 INFO L853 garLoopResultBuilder]: At program point L277-9(lines 270 280) the Hoare annotation is: false [2021-10-13 01:19:53,244 INFO L853 garLoopResultBuilder]: At program point L409-13(lines 404 412) the Hoare annotation is: false [2021-10-13 01:19:53,245 INFO L853 garLoopResultBuilder]: At program point L277-10(lines 270 280) the Hoare annotation is: false [2021-10-13 01:19:53,245 INFO L853 garLoopResultBuilder]: At program point L409-14(lines 404 412) the Hoare annotation is: false [2021-10-13 01:19:53,245 INFO L853 garLoopResultBuilder]: At program point L277-11(lines 270 280) the Hoare annotation is: false [2021-10-13 01:19:53,245 INFO L853 garLoopResultBuilder]: At program point L277-12(lines 270 280) the Hoare annotation is: false [2021-10-13 01:19:53,245 INFO L853 garLoopResultBuilder]: At program point L277-13(lines 270 280) the Hoare annotation is: false [2021-10-13 01:19:53,245 INFO L853 garLoopResultBuilder]: At program point L277-14(lines 270 280) the Hoare annotation is: false [2021-10-13 01:19:53,245 INFO L857 garLoopResultBuilder]: For program point L216(lines 216 233) no Hoare annotation was computed. [2021-10-13 01:19:53,245 INFO L857 garLoopResultBuilder]: For program point L216-1(lines 216 233) no Hoare annotation was computed. [2021-10-13 01:19:53,245 INFO L857 garLoopResultBuilder]: For program point L216-2(lines 216 233) no Hoare annotation was computed. [2021-10-13 01:19:53,246 INFO L853 garLoopResultBuilder]: At program point L943-2(lines 943 957) the Hoare annotation is: false [2021-10-13 01:19:53,246 INFO L857 garLoopResultBuilder]: For program point L944(line 944) no Hoare annotation was computed. [2021-10-13 01:19:53,246 INFO L857 garLoopResultBuilder]: For program point ULTIMATE.startENTRY(line -1) no Hoare annotation was computed. [2021-10-13 01:19:53,246 INFO L857 garLoopResultBuilder]: For program point L86(lines 86 97) no Hoare annotation was computed. [2021-10-13 01:19:53,246 INFO L853 garLoopResultBuilder]: At program point L286(lines 281 289) the Hoare annotation is: (let ((.cse3 (<= 1 ~pumpRunning~0)) (.cse0 (= ULTIMATE.start_test_~splverifierCounter~0 0)) (.cse1 (= 1 ~systemActive~0)) (.cse2 (<= ~waterLevel~0 2)) (.cse4 (<= 1 |ULTIMATE.start_isPumpRunning_#res|))) (or (and .cse0 (= ~pumpRunning~0 0) (= |ULTIMATE.start_isPumpRunning_#res| 0) .cse1 .cse2) (and .cse3 .cse0 (<= 2 ~waterLevel~0) .cse1 (<= |ULTIMATE.start_getWaterLevel_#res| 2) (< 1 ULTIMATE.start___utac_acc__Specification5_spec__3_~tmp~10) .cse2 (<= ULTIMATE.start___utac_acc__Specification5_spec__3_~tmp~10 2) .cse4 (<= 2 |ULTIMATE.start_getWaterLevel_#res|)) (and .cse3 .cse0 .cse1 .cse2 .cse4 (<= 1 ~switchedOnBeforeTS~0)))) [2021-10-13 01:19:53,246 INFO L853 garLoopResultBuilder]: At program point L286-1(lines 281 289) the Hoare annotation is: (let ((.cse0 (= ULTIMATE.start_test_~splverifierCounter~0 0)) (.cse1 (<= ~waterLevel~0 1)) (.cse2 (= 1 ~systemActive~0))) (or (and (<= 1 ~pumpRunning~0) .cse0 .cse1 .cse2 (<= 1 |ULTIMATE.start_isPumpRunning_#res|) (<= 1 ~switchedOnBeforeTS~0)) (and .cse0 (= ~pumpRunning~0 0) .cse1 (= |ULTIMATE.start_isPumpRunning_#res| 0) .cse2))) [2021-10-13 01:19:53,246 INFO L857 garLoopResultBuilder]: For program point L220(lines 220 228) no Hoare annotation was computed. [2021-10-13 01:19:53,246 INFO L853 garLoopResultBuilder]: At program point L286-2(lines 281 289) the Hoare annotation is: false [2021-10-13 01:19:53,247 INFO L857 garLoopResultBuilder]: For program point L220-1(lines 220 228) no Hoare annotation was computed. [2021-10-13 01:19:53,247 INFO L853 garLoopResultBuilder]: At program point L286-3(lines 281 289) the Hoare annotation is: false [2021-10-13 01:19:53,248 INFO L853 garLoopResultBuilder]: At program point L286-4(lines 281 289) the Hoare annotation is: false [2021-10-13 01:19:53,248 INFO L857 garLoopResultBuilder]: For program point L220-2(lines 220 228) no Hoare annotation was computed. [2021-10-13 01:19:53,248 INFO L853 garLoopResultBuilder]: At program point L286-5(lines 281 289) the Hoare annotation is: false [2021-10-13 01:19:53,248 INFO L857 garLoopResultBuilder]: For program point L947(lines 947 951) no Hoare annotation was computed. [2021-10-13 01:19:53,248 INFO L857 garLoopResultBuilder]: For program point L947-1(lines 947 951) no Hoare annotation was computed. [2021-10-13 01:19:53,249 INFO L857 garLoopResultBuilder]: For program point L354(lines 354 358) no Hoare annotation was computed. [2021-10-13 01:19:53,249 INFO L857 garLoopResultBuilder]: For program point L354-2(lines 354 358) no Hoare annotation was computed. [2021-10-13 01:19:53,249 INFO L857 garLoopResultBuilder]: For program point L354-3(lines 354 358) no Hoare annotation was computed. [2021-10-13 01:19:53,249 INFO L857 garLoopResultBuilder]: For program point L354-5(lines 354 358) no Hoare annotation was computed. [2021-10-13 01:19:53,249 INFO L857 garLoopResultBuilder]: For program point L354-6(lines 354 358) no Hoare annotation was computed. [2021-10-13 01:19:53,249 INFO L857 garLoopResultBuilder]: For program point L354-8(lines 354 358) no Hoare annotation was computed. [2021-10-13 01:19:53,249 INFO L857 garLoopResultBuilder]: For program point L354-9(lines 354 358) no Hoare annotation was computed. [2021-10-13 01:19:53,249 INFO L857 garLoopResultBuilder]: For program point L1015(lines 1015 1022) no Hoare annotation was computed. [2021-10-13 01:19:53,249 INFO L857 garLoopResultBuilder]: For program point L354-11(lines 354 358) no Hoare annotation was computed. [2021-10-13 01:19:53,250 INFO L857 garLoopResultBuilder]: For program point L354-12(lines 354 358) no Hoare annotation was computed. [2021-10-13 01:19:53,250 INFO L860 garLoopResultBuilder]: At program point L1015-1(lines 1015 1022) the Hoare annotation is: true [2021-10-13 01:19:53,250 INFO L857 garLoopResultBuilder]: For program point L354-14(lines 354 358) no Hoare annotation was computed. [2021-10-13 01:19:53,250 INFO L857 garLoopResultBuilder]: For program point L354-15(lines 354 358) no Hoare annotation was computed. [2021-10-13 01:19:53,250 INFO L857 garLoopResultBuilder]: For program point L354-17(lines 354 358) no Hoare annotation was computed. [2021-10-13 01:19:53,250 INFO L857 garLoopResultBuilder]: For program point L92(lines 92 96) no Hoare annotation was computed. [2021-10-13 01:19:53,250 INFO L857 garLoopResultBuilder]: For program point L92-2(lines 86 97) no Hoare annotation was computed. [2021-10-13 01:19:53,250 INFO L857 garLoopResultBuilder]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2021-10-13 01:19:53,251 INFO L853 garLoopResultBuilder]: At program point L360(lines 345 363) the Hoare annotation is: (and (<= 1 ~pumpRunning~0) (= ULTIMATE.start_test_~splverifierCounter~0 0) (<= ~waterLevel~0 1) (= 1 ~systemActive~0) (<= 1 |ULTIMATE.start_isPumpRunning_#res|) (<= 1 ~switchedOnBeforeTS~0)) [2021-10-13 01:19:53,251 INFO L853 garLoopResultBuilder]: At program point L360-1(lines 345 363) the Hoare annotation is: false [2021-10-13 01:19:53,251 INFO L853 garLoopResultBuilder]: At program point L360-2(lines 345 363) the Hoare annotation is: false [2021-10-13 01:19:53,251 INFO L853 garLoopResultBuilder]: At program point L360-3(lines 345 363) the Hoare annotation is: false [2021-10-13 01:19:53,251 INFO L853 garLoopResultBuilder]: At program point L360-4(lines 345 363) the Hoare annotation is: false [2021-10-13 01:19:53,251 INFO L853 garLoopResultBuilder]: At program point L360-5(lines 345 363) the Hoare annotation is: false [2021-10-13 01:19:53,251 INFO L857 garLoopResultBuilder]: For program point L164(lines 164 181) no Hoare annotation was computed. [2021-10-13 01:19:53,251 INFO L857 garLoopResultBuilder]: For program point L164-1(lines 164 181) no Hoare annotation was computed. [2021-10-13 01:19:53,252 INFO L857 garLoopResultBuilder]: For program point L164-2(lines 164 181) no Hoare annotation was computed. [2021-10-13 01:19:53,252 INFO L857 garLoopResultBuilder]: For program point L164-3(lines 164 181) no Hoare annotation was computed. [2021-10-13 01:19:53,252 INFO L857 garLoopResultBuilder]: For program point L164-4(lines 164 181) no Hoare annotation was computed. [2021-10-13 01:19:53,252 INFO L857 garLoopResultBuilder]: For program point L164-5(lines 164 181) no Hoare annotation was computed. [2021-10-13 01:19:53,252 INFO L857 garLoopResultBuilder]: For program point L164-6(lines 164 181) no Hoare annotation was computed. [2021-10-13 01:19:53,252 INFO L857 garLoopResultBuilder]: For program point L164-7(lines 164 181) no Hoare annotation was computed. [2021-10-13 01:19:53,252 INFO L857 garLoopResultBuilder]: For program point L164-8(lines 164 181) no Hoare annotation was computed. [2021-10-13 01:19:53,252 INFO L857 garLoopResultBuilder]: For program point L164-9(lines 164 181) no Hoare annotation was computed. [2021-10-13 01:19:53,252 INFO L857 garLoopResultBuilder]: For program point L164-10(lines 164 181) no Hoare annotation was computed. [2021-10-13 01:19:53,253 INFO L857 garLoopResultBuilder]: For program point L164-11(lines 164 181) no Hoare annotation was computed. [2021-10-13 01:19:53,253 INFO L860 garLoopResultBuilder]: At program point L1024(lines 1005 1027) the Hoare annotation is: true [2021-10-13 01:19:53,258 INFO L179 ceAbstractionStarter]: Computing trace abstraction results [2021-10-13 01:19:53,304 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 13.10 01:19:53 BoogieIcfgContainer [2021-10-13 01:19:53,304 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2021-10-13 01:19:53,305 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2021-10-13 01:19:53,305 INFO L271 PluginConnector]: Initializing Witness Printer... [2021-10-13 01:19:53,305 INFO L275 PluginConnector]: Witness Printer initialized [2021-10-13 01:19:53,305 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.10 01:19:47" (3/4) ... [2021-10-13 01:19:53,312 INFO L137 WitnessPrinter]: Generating witness for correct program [2021-10-13 01:19:53,347 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 41 nodes and edges [2021-10-13 01:19:53,349 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 21 nodes and edges [2021-10-13 01:19:53,352 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 10 nodes and edges [2021-10-13 01:19:53,354 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 5 nodes and edges [2021-10-13 01:19:53,356 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 2 nodes and edges [2021-10-13 01:19:53,359 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2021-10-13 01:19:53,361 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2021-10-13 01:19:53,405 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((((((1 <= pumpRunning && splverifierCounter == 0) && waterLevel <= 1) && 1 == systemActive) && 1 <= \result) && 1 <= switchedOnBeforeTS) || ((((((((1 <= pumpRunning && splverifierCounter == 0) && 2 <= waterLevel) && 1 == systemActive) && \result <= 2) && 1 < tmp) && waterLevel <= 2) && tmp <= 2) && 2 <= \result)) || (((((((splverifierCounter == 0 && pumpRunning == 0) && 1 == systemActive) && \result <= 2) && 1 < tmp) && waterLevel <= 2) && tmp <= 2) && 2 <= \result)) || (((splverifierCounter == 0 && pumpRunning == 0) && waterLevel <= 1) && 1 == systemActive) [2021-10-13 01:19:53,405 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((((((((1 <= pumpRunning && splverifierCounter == 0) && 2 <= waterLevel) && 1 == systemActive) && \result <= 2) && 1 < tmp) && waterLevel <= 2) && tmp <= 2) && 2 <= \result) || (((splverifierCounter == 0 && pumpRunning == 0) && 1 == systemActive) && waterLevel <= 2)) || (((((1 <= pumpRunning && splverifierCounter == 0) && 1 == systemActive) && waterLevel <= 2) && 1 <= \result) && 1 <= switchedOnBeforeTS) [2021-10-13 01:19:53,406 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((((((((1 <= pumpRunning && splverifierCounter == 0) && 2 <= waterLevel) && 1 == systemActive) && \result <= 2) && 1 < tmp) && waterLevel <= 2) && tmp <= 2) && 2 <= \result) || (((splverifierCounter == 0 && pumpRunning == 0) && 1 == systemActive) && waterLevel <= 2)) || (((((1 <= pumpRunning && splverifierCounter == 0) && 1 == systemActive) && waterLevel <= 2) && 1 <= \result) && 1 <= switchedOnBeforeTS) [2021-10-13 01:19:53,408 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((((splverifierCounter == 0 && pumpRunning == 0) && \result == 0) && 1 == systemActive) && waterLevel <= 2) || (((((((((1 <= pumpRunning && splverifierCounter == 0) && 2 <= waterLevel) && 1 == systemActive) && \result <= 2) && 1 < tmp) && waterLevel <= 2) && tmp <= 2) && 1 <= \result) && 2 <= \result)) || (((((1 <= pumpRunning && splverifierCounter == 0) && 1 == systemActive) && waterLevel <= 2) && 1 <= \result) && 1 <= switchedOnBeforeTS) [2021-10-13 01:19:53,408 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((splverifierCounter == 0 && pumpRunning == 0) && \result == 0) && 1 == systemActive) && waterLevel <= 2) || (((((1 <= pumpRunning && splverifierCounter == 0) && 1 == systemActive) && waterLevel <= 2) && 1 <= \result) && 1 <= switchedOnBeforeTS) [2021-10-13 01:19:53,408 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((((1 <= pumpRunning && splverifierCounter == 0) && waterLevel <= 1) && 1 == systemActive) && 1 <= \result) && 1 <= switchedOnBeforeTS) || (((splverifierCounter == 0 && pumpRunning == 0) && 1 == systemActive) && waterLevel <= 2) [2021-10-13 01:19:53,409 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((((1 <= pumpRunning && splverifierCounter == 0) && waterLevel <= 1) && 1 == systemActive) && 1 <= \result) && 1 <= switchedOnBeforeTS) || ((((1 <= pumpRunning && splverifierCounter == 0) && 2 <= waterLevel) && 1 == systemActive) && waterLevel <= 2)) || (((splverifierCounter == 0 && pumpRunning == 0) && 1 == systemActive) && waterLevel <= 2) [2021-10-13 01:19:53,410 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((((((1 <= pumpRunning && splverifierCounter == 0) && waterLevel <= 1) && 1 == systemActive) && 1 <= \result) && 1 <= switchedOnBeforeTS) || (((((splverifierCounter == 0 && pumpRunning == 0) && 1 == systemActive) && \result <= 2) && waterLevel <= 2) && 2 <= \result)) || ((((((1 <= pumpRunning && splverifierCounter == 0) && 2 <= waterLevel) && 1 == systemActive) && \result <= 2) && waterLevel <= 2) && 2 <= \result)) || (((splverifierCounter == 0 && pumpRunning == 0) && waterLevel <= 1) && 1 == systemActive) [2021-10-13 01:19:53,411 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((1 <= pumpRunning && splverifierCounter == 0) && waterLevel <= 1) && 1 == systemActive) && 1 <= \result) && 1 <= switchedOnBeforeTS [2021-10-13 01:19:53,414 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((1 <= pumpRunning && splverifierCounter == 0) && waterLevel <= 1) && 1 == systemActive) && 1 <= \result) && 1 <= switchedOnBeforeTS [2021-10-13 01:19:53,415 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((((1 <= pumpRunning && splverifierCounter == 0) && waterLevel <= 1) && 1 == systemActive) && 1 <= \result) && 1 <= switchedOnBeforeTS) || ((((splverifierCounter == 0 && pumpRunning == 0) && waterLevel <= 1) && \result == 0) && 1 == systemActive) [2021-10-13 01:19:53,416 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((splverifierCounter == 0 && pumpRunning == 0) && waterLevel <= 1) && \result == 1) && 1 == systemActive) || ((((splverifierCounter == 0 && pumpRunning == 0) && 2 <= waterLevel) && 1 == systemActive) && waterLevel <= 2) [2021-10-13 01:19:53,418 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((((splverifierCounter == 0 && tmp___0 == 0) && pumpRunning == 0) && waterLevel <= 1) && \result == 0) && 1 == systemActive) || ((((splverifierCounter == 0 && pumpRunning == 0) && 2 <= waterLevel) && 1 == systemActive) && waterLevel <= 2) [2021-10-13 01:19:53,419 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((1 <= pumpRunning && splverifierCounter == 0) && waterLevel <= 1) && 1 == systemActive) && 1 <= \result) && 1 <= switchedOnBeforeTS [2021-10-13 01:19:53,420 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((1 <= pumpRunning && splverifierCounter == 0) && waterLevel <= 1) && 1 == systemActive) && 1 <= \result) && 1 <= switchedOnBeforeTS [2021-10-13 01:19:53,540 INFO L141 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7db2a4b3-27e4-49dc-ae76-cde7b50f6487/bin/uautomizer-WNIpwEf4Nt/witness.graphml [2021-10-13 01:19:53,540 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2021-10-13 01:19:53,542 INFO L168 Benchmark]: Toolchain (without parser) took 8239.64 ms. Allocated memory was 117.4 MB in the beginning and 188.7 MB in the end (delta: 71.3 MB). Free memory was 76.6 MB in the beginning and 128.6 MB in the end (delta: -52.1 MB). Peak memory consumption was 19.0 MB. Max. memory is 16.1 GB. [2021-10-13 01:19:53,542 INFO L168 Benchmark]: CDTParser took 0.13 ms. Allocated memory is still 117.4 MB. Free memory is still 93.6 MB. There was no memory consumed. Max. memory is 16.1 GB. [2021-10-13 01:19:53,543 INFO L168 Benchmark]: CACSL2BoogieTranslator took 564.31 ms. Allocated memory is still 117.4 MB. Free memory was 76.4 MB in the beginning and 80.8 MB in the end (delta: -4.4 MB). Peak memory consumption was 10.5 MB. Max. memory is 16.1 GB. [2021-10-13 01:19:53,543 INFO L168 Benchmark]: Boogie Procedure Inliner took 117.18 ms. Allocated memory is still 117.4 MB. Free memory was 80.8 MB in the beginning and 75.0 MB in the end (delta: 5.8 MB). Peak memory consumption was 6.3 MB. Max. memory is 16.1 GB. [2021-10-13 01:19:53,544 INFO L168 Benchmark]: Boogie Preprocessor took 92.71 ms. Allocated memory is still 117.4 MB. Free memory was 75.0 MB in the beginning and 70.8 MB in the end (delta: 4.2 MB). Peak memory consumption was 4.2 MB. Max. memory is 16.1 GB. [2021-10-13 01:19:53,544 INFO L168 Benchmark]: RCFGBuilder took 1271.14 ms. Allocated memory was 117.4 MB in the beginning and 155.2 MB in the end (delta: 37.7 MB). Free memory was 70.8 MB in the beginning and 103.8 MB in the end (delta: -33.0 MB). Peak memory consumption was 45.1 MB. Max. memory is 16.1 GB. [2021-10-13 01:19:53,544 INFO L168 Benchmark]: TraceAbstraction took 5946.84 ms. Allocated memory was 155.2 MB in the beginning and 188.7 MB in the end (delta: 33.6 MB). Free memory was 103.8 MB in the beginning and 148.6 MB in the end (delta: -44.7 MB). Peak memory consumption was 82.6 MB. Max. memory is 16.1 GB. [2021-10-13 01:19:53,545 INFO L168 Benchmark]: Witness Printer took 235.57 ms. Allocated memory is still 188.7 MB. Free memory was 148.6 MB in the beginning and 128.6 MB in the end (delta: 19.9 MB). Peak memory consumption was 18.9 MB. Max. memory is 16.1 GB. [2021-10-13 01:19:53,547 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.13 ms. Allocated memory is still 117.4 MB. Free memory is still 93.6 MB. There was no memory consumed. Max. memory is 16.1 GB. * CACSL2BoogieTranslator took 564.31 ms. Allocated memory is still 117.4 MB. Free memory was 76.4 MB in the beginning and 80.8 MB in the end (delta: -4.4 MB). Peak memory consumption was 10.5 MB. Max. memory is 16.1 GB. * Boogie Procedure Inliner took 117.18 ms. Allocated memory is still 117.4 MB. Free memory was 80.8 MB in the beginning and 75.0 MB in the end (delta: 5.8 MB). Peak memory consumption was 6.3 MB. Max. memory is 16.1 GB. * Boogie Preprocessor took 92.71 ms. Allocated memory is still 117.4 MB. Free memory was 75.0 MB in the beginning and 70.8 MB in the end (delta: 4.2 MB). Peak memory consumption was 4.2 MB. Max. memory is 16.1 GB. * RCFGBuilder took 1271.14 ms. Allocated memory was 117.4 MB in the beginning and 155.2 MB in the end (delta: 37.7 MB). Free memory was 70.8 MB in the beginning and 103.8 MB in the end (delta: -33.0 MB). Peak memory consumption was 45.1 MB. Max. memory is 16.1 GB. * TraceAbstraction took 5946.84 ms. Allocated memory was 155.2 MB in the beginning and 188.7 MB in the end (delta: 33.6 MB). Free memory was 103.8 MB in the beginning and 148.6 MB in the end (delta: -44.7 MB). Peak memory consumption was 82.6 MB. Max. memory is 16.1 GB. * Witness Printer took 235.57 ms. Allocated memory is still 188.7 MB. Free memory was 148.6 MB in the beginning and 128.6 MB in the end (delta: 19.9 MB). Peak memory consumption was 18.9 MB. Max. memory is 16.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: ErrorAutomatonStatistics NumberErrorTraces: 0, NumberStatementsAllTraces: 0, NumberRelevantStatements: 0, 0.0ms ErrorAutomatonConstructionTimeTotal, 0.0ms FaulLocalizationTime, NumberStatementsFirstTrace: -1, TraceLengthAvg: 0, 0.0ms ErrorAutomatonConstructionTimeAvg, 0.0ms ErrorAutomatonDifferenceTimeAvg, 0.0ms ErrorAutomatonDifferenceTimeTotal, NumberOfNoEnhancement: 0, NumberOfFiniteEnhancement: 0, NumberOfInfiniteEnhancement: 0 - PositiveResult [Line: 927]: call to reach_error is unreachable For all program executions holds that call to reach_error is unreachable at this location - PositiveResult [Line: 927]: call to reach_error is unreachable For all program executions holds that call to reach_error is unreachable at this location - PositiveResult [Line: 927]: 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, 234 locations, 3 error locations. Started 1 CEGAR loops. OverallTime: 5837.4ms, OverallIterations: 10, TraceHistogramMax: 2, EmptinessCheckTime: 27.6ms, AutomataDifference: 1280.7ms, DeadEndRemovalTime: 0.0ms, HoareAnnotationTime: 2289.7ms, InitialAbstractionConstructionTime: 15.9ms, PartialOrderReductionTime: 0.0ms, HoareTripleCheckerStatistics: 1569 SDtfs, 1777 SDslu, 2189 SDs, 0 SdLazy, 366 SolverSat, 92 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 461.8ms Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 149 GetRequests, 93 SyntacticMatches, 0 SemanticMatches, 56 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 169 ImplicationChecksByTransitivity, 413.6ms Time, 0.0ms BasicInterpolantAutomatonTime, BiggestAbstraction: size=234occurred in iteration=0, InterpolantAutomatonStates: 66, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0ms DumpTime, AutomataMinimizationStatistics: 176.4ms AutomataMinimizationTime, 10 MinimizatonAttempts, 478 StatesRemovedByMinimization, 6 NontrivialMinimizations, HoareAnnotationStatistics: 0.0ms HoareAnnotationTime, 97 LocationsWithAnnotation, 97 PreInvPairs, 260 NumberOfFragments, 796 HoareAnnotationTreeSize, 97 FomulaSimplifications, 55430 FormulaSimplificationTreeSizeReduction, 609.7ms HoareSimplificationTime, 97 FomulaSimplificationsInter, 9020 FormulaSimplificationTreeSizeReductionInter, 1661.8ms HoareSimplificationTimeInter, RefinementEngineStatistics: TRACE_CHECK: 98.0ms SsaConstructionTime, 385.5ms SatisfiabilityAnalysisTime, 1002.0ms InterpolantComputationTime, 414 NumberOfCodeBlocks, 414 NumberOfCodeBlocksAsserted, 11 NumberOfCheckSat, 403 ConstructedInterpolants, 0 QuantifiedInterpolants, 828 SizeOfPredicates, 3 NumberOfNonLiveVariables, 479 ConjunctsInSsa, 5 ConjunctsInUnsatCore, 11 InterpolantComputations, 9 PerfectInterpolantSequences, 17/32 InterpolantCoveringCapability, INVARIANT_SYNTHESIS: No data available, INTERPOLANT_CONSOLIDATION: No data available, ABSTRACT_INTERPRETATION: No data available, PDR: No data available, ACCELERATED_INTERPOLATION: No data available, SIFA: No data available, ReuseStatistics: No data available - AllSpecificationsHoldResult: All specifications hold 3 specifications checked. All of them hold - InvariantResult [Line: 404]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 445]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 1]: Loop Invariant Derived loop invariant: (((((((1 <= pumpRunning && splverifierCounter == 0) && waterLevel <= 1) && 1 == systemActive) && 1 <= \result) && 1 <= switchedOnBeforeTS) || ((((((((1 <= pumpRunning && splverifierCounter == 0) && 2 <= waterLevel) && 1 == systemActive) && \result <= 2) && 1 < tmp) && waterLevel <= 2) && tmp <= 2) && 2 <= \result)) || (((((((splverifierCounter == 0 && pumpRunning == 0) && 1 == systemActive) && \result <= 2) && 1 < tmp) && waterLevel <= 2) && tmp <= 2) && 2 <= \result)) || (((splverifierCounter == 0 && pumpRunning == 0) && waterLevel <= 1) && 1 == systemActive) - InvariantResult [Line: 445]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 445]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 445]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 139]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 404]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 404]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 404]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 281]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 270]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 404]: Loop Invariant Derived loop invariant: (((splverifierCounter == 0 && pumpRunning == 0) && 2 <= waterLevel) && 1 == systemActive) && waterLevel <= 2 - InvariantResult [Line: 987]: Loop Invariant Derived loop invariant: (pumpRunning == 0 && waterLevel <= 1) && 1 == systemActive - InvariantResult [Line: 132]: Loop Invariant Derived loop invariant: ((((splverifierCounter == 0 && pumpRunning == 0) && \result == 0) && 1 == systemActive) && waterLevel <= 2) || (((((1 <= pumpRunning && splverifierCounter == 0) && 1 == systemActive) && waterLevel <= 2) && 1 <= \result) && 1 <= switchedOnBeforeTS) - InvariantResult [Line: 1005]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 404]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 270]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 1]: Loop Invariant Derived loop invariant: (pumpRunning == 0 && waterLevel <= 1) && 1 == systemActive - InvariantResult [Line: 913]: Loop Invariant Derived loop invariant: (pumpRunning == 0 && waterLevel <= 1) && 1 == systemActive - InvariantResult [Line: 345]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 445]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 139]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 345]: Loop Invariant Derived loop invariant: ((((1 <= pumpRunning && splverifierCounter == 0) && waterLevel <= 1) && 1 == systemActive) && 1 <= \result) && 1 <= switchedOnBeforeTS - InvariantResult [Line: 326]: Loop Invariant Derived loop invariant: (((((splverifierCounter == 0 && tmp___0 == 0) && pumpRunning == 0) && waterLevel <= 1) && \result == 0) && 1 == systemActive) || ((((splverifierCounter == 0 && pumpRunning == 0) && 2 <= waterLevel) && 1 == systemActive) && waterLevel <= 2) - InvariantResult [Line: 404]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 326]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 436]: Loop Invariant Derived loop invariant: (((((((1 <= pumpRunning && splverifierCounter == 0) && waterLevel <= 1) && 1 == systemActive) && 1 <= \result) && 1 <= switchedOnBeforeTS) || (((((splverifierCounter == 0 && pumpRunning == 0) && 1 == systemActive) && \result <= 2) && waterLevel <= 2) && 2 <= \result)) || ((((((1 <= pumpRunning && splverifierCounter == 0) && 2 <= waterLevel) && 1 == systemActive) && \result <= 2) && waterLevel <= 2) && 2 <= \result)) || (((splverifierCounter == 0 && pumpRunning == 0) && waterLevel <= 1) && 1 == systemActive) - InvariantResult [Line: 1]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 270]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 1]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 459]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 345]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 281]: Loop Invariant Derived loop invariant: (((((1 <= pumpRunning && splverifierCounter == 0) && waterLevel <= 1) && 1 == systemActive) && 1 <= \result) && 1 <= switchedOnBeforeTS) || ((((splverifierCounter == 0 && pumpRunning == 0) && waterLevel <= 1) && \result == 0) && 1 == systemActive) - InvariantResult [Line: 270]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 326]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 270]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 270]: Loop Invariant Derived loop invariant: (((splverifierCounter == 0 && pumpRunning == 0) && 2 <= waterLevel) && 1 == systemActive) && waterLevel <= 2 - InvariantResult [Line: 139]: Loop Invariant Derived loop invariant: ((((((1 <= pumpRunning && splverifierCounter == 0) && waterLevel <= 1) && 1 == systemActive) && 1 <= \result) && 1 <= switchedOnBeforeTS) || ((((1 <= pumpRunning && splverifierCounter == 0) && 2 <= waterLevel) && 1 == systemActive) && waterLevel <= 2)) || (((splverifierCounter == 0 && pumpRunning == 0) && 1 == systemActive) && waterLevel <= 2) - InvariantResult [Line: 459]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 459]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 445]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 404]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 55]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 404]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 404]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 837]: Loop Invariant Derived loop invariant: (pumpRunning == 0 && waterLevel <= 1) && 1 == systemActive - InvariantResult [Line: 459]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 445]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 132]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 326]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 66]: Loop Invariant Derived loop invariant: (((((((((1 <= pumpRunning && splverifierCounter == 0) && 2 <= waterLevel) && 1 == systemActive) && \result <= 2) && 1 < tmp) && waterLevel <= 2) && tmp <= 2) && 2 <= \result) || (((splverifierCounter == 0 && pumpRunning == 0) && 1 == systemActive) && waterLevel <= 2)) || (((((1 <= pumpRunning && splverifierCounter == 0) && 1 == systemActive) && waterLevel <= 2) && 1 <= \result) && 1 <= switchedOnBeforeTS) - InvariantResult [Line: 326]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 270]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 270]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 270]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 404]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 445]: Loop Invariant Derived loop invariant: ((((splverifierCounter == 0 && pumpRunning == 0) && waterLevel <= 1) && \result == 1) && 1 == systemActive) || ((((splverifierCounter == 0 && pumpRunning == 0) && 2 <= waterLevel) && 1 == systemActive) && waterLevel <= 2) - InvariantResult [Line: 1015]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 445]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 128]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 281]: Loop Invariant Derived loop invariant: (((((splverifierCounter == 0 && pumpRunning == 0) && \result == 0) && 1 == systemActive) && waterLevel <= 2) || (((((((((1 <= pumpRunning && splverifierCounter == 0) && 2 <= waterLevel) && 1 == systemActive) && \result <= 2) && 1 < tmp) && waterLevel <= 2) && tmp <= 2) && 1 <= \result) && 2 <= \result)) || (((((1 <= pumpRunning && splverifierCounter == 0) && 1 == systemActive) && waterLevel <= 2) && 1 <= \result) && 1 <= switchedOnBeforeTS) - InvariantResult [Line: 326]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 326]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 445]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 326]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 270]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 345]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 404]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 436]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 943]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 345]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 326]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 281]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 459]: Loop Invariant Derived loop invariant: ((((1 <= pumpRunning && splverifierCounter == 0) && waterLevel <= 1) && 1 == systemActive) && 1 <= \result) && 1 <= switchedOnBeforeTS - InvariantResult [Line: 445]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 132]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 281]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 404]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 270]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 404]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 76]: Loop Invariant Derived loop invariant: (((((((((1 <= pumpRunning && splverifierCounter == 0) && 2 <= waterLevel) && 1 == systemActive) && \result <= 2) && 1 < tmp) && waterLevel <= 2) && tmp <= 2) && 2 <= \result) || (((splverifierCounter == 0 && pumpRunning == 0) && 1 == systemActive) && waterLevel <= 2)) || (((((1 <= pumpRunning && splverifierCounter == 0) && 1 == systemActive) && waterLevel <= 2) && 1 <= \result) && 1 <= switchedOnBeforeTS) - InvariantResult [Line: 326]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 445]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 345]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 270]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 281]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 404]: Loop Invariant Derived loop invariant: ((((1 <= pumpRunning && splverifierCounter == 0) && waterLevel <= 1) && 1 == systemActive) && 1 <= \result) && 1 <= switchedOnBeforeTS - InvariantResult [Line: 436]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 128]: Loop Invariant Derived loop invariant: (((((1 <= pumpRunning && splverifierCounter == 0) && waterLevel <= 1) && 1 == systemActive) && 1 <= \result) && 1 <= switchedOnBeforeTS) || (((splverifierCounter == 0 && pumpRunning == 0) && 1 == systemActive) && waterLevel <= 2) - InvariantResult [Line: 459]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 270]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 128]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 270]: Loop Invariant Derived loop invariant: ((((1 <= pumpRunning && splverifierCounter == 0) && waterLevel <= 1) && 1 == systemActive) && 1 <= \result) && 1 <= switchedOnBeforeTS - InvariantResult [Line: 326]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 326]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 270]: Loop Invariant Derived loop invariant: 0 RESULT: Ultimate proved your program to be correct! [2021-10-13 01:19:53,616 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7db2a4b3-27e4-49dc-ae76-cde7b50f6487/bin/uautomizer-WNIpwEf4Nt/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Forceful destruction successful, exit code 0 Received shutdown request...