./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/product-lines/minepump_spec4_product61.cil.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 2329fc70 Calling Ultimate with: /usr/lib/jvm/java-1.11.0-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed9bcb89-066d-4550-b705-5f7fa18822eb/bin/uautomizer-uyxdKDjOR8/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed9bcb89-066d-4550-b705-5f7fa18822eb/bin/uautomizer-uyxdKDjOR8/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed9bcb89-066d-4550-b705-5f7fa18822eb/bin/uautomizer-uyxdKDjOR8/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed9bcb89-066d-4550-b705-5f7fa18822eb/bin/uautomizer-uyxdKDjOR8/config/AutomizerReach.xml -i ../../sv-benchmarks/c/product-lines/minepump_spec4_product61.cil.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed9bcb89-066d-4550-b705-5f7fa18822eb/bin/uautomizer-uyxdKDjOR8/config/svcomp-Reach-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed9bcb89-066d-4550-b705-5f7fa18822eb/bin/uautomizer-uyxdKDjOR8 --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 a5340faf3ec1f0e0bc66d280fc3b45c510e704ff1d108d74101ee8606e665888 --- Real Ultimate output --- [0.001s][warning][os,container] Duplicate cpuset controllers detected. Picking /sys/fs/cgroup/cpuset, skipping /sys/fs/cgroup/cpuset. This is Ultimate 0.2.2-dev-2329fc7 [2022-12-13 11:34:07,732 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-12-13 11:34:07,734 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-12-13 11:34:07,751 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-12-13 11:34:07,752 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-12-13 11:34:07,753 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-12-13 11:34:07,755 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-12-13 11:34:07,756 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-12-13 11:34:07,757 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-12-13 11:34:07,757 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-12-13 11:34:07,758 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-12-13 11:34:07,759 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-12-13 11:34:07,759 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-12-13 11:34:07,759 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-12-13 11:34:07,760 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-12-13 11:34:07,761 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-12-13 11:34:07,761 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-12-13 11:34:07,762 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-12-13 11:34:07,763 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-12-13 11:34:07,764 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-12-13 11:34:07,765 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-12-13 11:34:07,766 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-12-13 11:34:07,766 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-12-13 11:34:07,767 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-12-13 11:34:07,769 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-12-13 11:34:07,769 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-12-13 11:34:07,769 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-12-13 11:34:07,770 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-12-13 11:34:07,770 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-12-13 11:34:07,771 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-12-13 11:34:07,771 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-12-13 11:34:07,771 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-12-13 11:34:07,772 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-12-13 11:34:07,772 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-12-13 11:34:07,773 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-12-13 11:34:07,773 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-12-13 11:34:07,773 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-12-13 11:34:07,774 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-12-13 11:34:07,774 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-12-13 11:34:07,774 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-12-13 11:34:07,775 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-12-13 11:34:07,775 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed9bcb89-066d-4550-b705-5f7fa18822eb/bin/uautomizer-uyxdKDjOR8/config/svcomp-Reach-32bit-Automizer_Default.epf [2022-12-13 11:34:07,789 INFO L113 SettingsManager]: Loading preferences was successful [2022-12-13 11:34:07,789 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-12-13 11:34:07,789 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2022-12-13 11:34:07,789 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2022-12-13 11:34:07,789 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-12-13 11:34:07,790 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2022-12-13 11:34:07,790 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-12-13 11:34:07,790 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-12-13 11:34:07,790 INFO L138 SettingsManager]: * Use SBE=true [2022-12-13 11:34:07,790 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-12-13 11:34:07,790 INFO L138 SettingsManager]: * sizeof long=4 [2022-12-13 11:34:07,790 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-12-13 11:34:07,791 INFO L138 SettingsManager]: * sizeof POINTER=4 [2022-12-13 11:34:07,791 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-12-13 11:34:07,791 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-12-13 11:34:07,791 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-12-13 11:34:07,791 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-12-13 11:34:07,791 INFO L138 SettingsManager]: * sizeof long double=12 [2022-12-13 11:34:07,791 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-12-13 11:34:07,791 INFO L138 SettingsManager]: * Use constant arrays=true [2022-12-13 11:34:07,791 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-12-13 11:34:07,791 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-12-13 11:34:07,792 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2022-12-13 11:34:07,792 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2022-12-13 11:34:07,792 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-12-13 11:34:07,792 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-12-13 11:34:07,792 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-12-13 11:34:07,792 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-12-13 11:34:07,792 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2022-12-13 11:34:07,792 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-12-13 11:34:07,792 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2022-12-13 11:34:07,792 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-12-13 11:34:07,792 INFO L138 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2022-12-13 11:34:07,793 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2022-12-13 11:34:07,793 INFO L138 SettingsManager]: * Independence relation used for large block encoding in concurrent analysis=SYNTACTIC [2022-12-13 11:34:07,793 INFO L138 SettingsManager]: * Looper check in Petri net analysis=SEMANTIC 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_ed9bcb89-066d-4550-b705-5f7fa18822eb/bin/uautomizer-uyxdKDjOR8/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed9bcb89-066d-4550-b705-5f7fa18822eb/bin/uautomizer-uyxdKDjOR8 Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> a5340faf3ec1f0e0bc66d280fc3b45c510e704ff1d108d74101ee8606e665888 [2022-12-13 11:34:07,962 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-12-13 11:34:07,979 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-12-13 11:34:07,981 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-12-13 11:34:07,982 INFO L271 PluginConnector]: Initializing CDTParser... [2022-12-13 11:34:07,982 INFO L275 PluginConnector]: CDTParser initialized [2022-12-13 11:34:07,983 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed9bcb89-066d-4550-b705-5f7fa18822eb/bin/uautomizer-uyxdKDjOR8/../../sv-benchmarks/c/product-lines/minepump_spec4_product61.cil.c [2022-12-13 11:34:10,525 INFO L500 CDTParser]: Created temporary CDT project at NULL [2022-12-13 11:34:10,725 INFO L351 CDTParser]: Found 1 translation units. [2022-12-13 11:34:10,726 INFO L172 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed9bcb89-066d-4550-b705-5f7fa18822eb/sv-benchmarks/c/product-lines/minepump_spec4_product61.cil.c [2022-12-13 11:34:10,737 INFO L394 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed9bcb89-066d-4550-b705-5f7fa18822eb/bin/uautomizer-uyxdKDjOR8/data/83af57cce/5e5cbca342ce4e4a9cb8b5e5f677460f/FLAG637c93e5b [2022-12-13 11:34:10,750 INFO L402 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed9bcb89-066d-4550-b705-5f7fa18822eb/bin/uautomizer-uyxdKDjOR8/data/83af57cce/5e5cbca342ce4e4a9cb8b5e5f677460f [2022-12-13 11:34:10,753 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-12-13 11:34:10,754 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-12-13 11:34:10,756 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-12-13 11:34:10,756 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-12-13 11:34:10,759 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-12-13 11:34:10,759 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.12 11:34:10" (1/1) ... [2022-12-13 11:34:10,760 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@2d645ee0 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.12 11:34:10, skipping insertion in model container [2022-12-13 11:34:10,761 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.12 11:34:10" (1/1) ... [2022-12-13 11:34:10,766 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-12-13 11:34:10,797 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-12-13 11:34:10,913 WARN L237 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_ed9bcb89-066d-4550-b705-5f7fa18822eb/sv-benchmarks/c/product-lines/minepump_spec4_product61.cil.c[1605,1618] [2022-12-13 11:34:11,013 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-12-13 11:34:11,023 INFO L203 MainTranslator]: Completed pre-run [2022-12-13 11:34:11,034 WARN L237 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_ed9bcb89-066d-4550-b705-5f7fa18822eb/sv-benchmarks/c/product-lines/minepump_spec4_product61.cil.c[1605,1618] [2022-12-13 11:34:11,084 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-12-13 11:34:11,100 INFO L208 MainTranslator]: Completed translation [2022-12-13 11:34:11,100 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.12 11:34:11 WrapperNode [2022-12-13 11:34:11,100 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-12-13 11:34:11,101 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-12-13 11:34:11,101 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-12-13 11:34:11,101 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-12-13 11:34:11,106 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.12 11:34:11" (1/1) ... [2022-12-13 11:34:11,118 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.12 11:34:11" (1/1) ... [2022-12-13 11:34:11,136 INFO L138 Inliner]: procedures = 57, calls = 104, calls flagged for inlining = 24, calls inlined = 21, statements flattened = 233 [2022-12-13 11:34:11,136 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-12-13 11:34:11,137 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-12-13 11:34:11,137 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-12-13 11:34:11,137 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-12-13 11:34:11,144 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.12 11:34:11" (1/1) ... [2022-12-13 11:34:11,144 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.12 11:34:11" (1/1) ... [2022-12-13 11:34:11,145 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.12 11:34:11" (1/1) ... [2022-12-13 11:34:11,146 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.12 11:34:11" (1/1) ... [2022-12-13 11:34:11,149 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.12 11:34:11" (1/1) ... [2022-12-13 11:34:11,151 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.12 11:34:11" (1/1) ... [2022-12-13 11:34:11,153 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.12 11:34:11" (1/1) ... [2022-12-13 11:34:11,154 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.12 11:34:11" (1/1) ... [2022-12-13 11:34:11,155 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-12-13 11:34:11,156 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-12-13 11:34:11,156 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-12-13 11:34:11,156 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-12-13 11:34:11,157 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.12 11:34:11" (1/1) ... [2022-12-13 11:34:11,162 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-12-13 11:34:11,170 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed9bcb89-066d-4550-b705-5f7fa18822eb/bin/uautomizer-uyxdKDjOR8/z3 [2022-12-13 11:34:11,178 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed9bcb89-066d-4550-b705-5f7fa18822eb/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2022-12-13 11:34:11,180 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed9bcb89-066d-4550-b705-5f7fa18822eb/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2022-12-13 11:34:11,207 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-12-13 11:34:11,207 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__base [2022-12-13 11:34:11,207 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__base [2022-12-13 11:34:11,207 INFO L130 BoogieDeclarations]: Found specification of procedure cleanup [2022-12-13 11:34:11,207 INFO L138 BoogieDeclarations]: Found implementation of procedure cleanup [2022-12-13 11:34:11,208 INFO L130 BoogieDeclarations]: Found specification of procedure timeShift [2022-12-13 11:34:11,208 INFO L138 BoogieDeclarations]: Found implementation of procedure timeShift [2022-12-13 11:34:11,208 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__highWaterSensor [2022-12-13 11:34:11,208 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__highWaterSensor [2022-12-13 11:34:11,208 INFO L130 BoogieDeclarations]: Found specification of procedure waterRise [2022-12-13 11:34:11,208 INFO L138 BoogieDeclarations]: Found implementation of procedure waterRise [2022-12-13 11:34:11,208 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__methaneQuery [2022-12-13 11:34:11,208 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__methaneQuery [2022-12-13 11:34:11,208 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneAlarm [2022-12-13 11:34:11,209 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneAlarm [2022-12-13 11:34:11,209 INFO L130 BoogieDeclarations]: Found specification of procedure deactivatePump [2022-12-13 11:34:11,209 INFO L138 BoogieDeclarations]: Found implementation of procedure deactivatePump [2022-12-13 11:34:11,209 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2022-12-13 11:34:11,209 INFO L130 BoogieDeclarations]: Found specification of procedure changeMethaneLevel [2022-12-13 11:34:11,209 INFO L138 BoogieDeclarations]: Found implementation of procedure changeMethaneLevel [2022-12-13 11:34:11,209 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-12-13 11:34:11,209 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-12-13 11:34:11,266 INFO L235 CfgBuilder]: Building ICFG [2022-12-13 11:34:11,268 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2022-12-13 11:34:11,493 INFO L276 CfgBuilder]: Performing block encoding [2022-12-13 11:34:11,501 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-12-13 11:34:11,501 INFO L300 CfgBuilder]: Removed 2 assume(true) statements. [2022-12-13 11:34:11,503 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.12 11:34:11 BoogieIcfgContainer [2022-12-13 11:34:11,503 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-12-13 11:34:11,506 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2022-12-13 11:34:11,506 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2022-12-13 11:34:11,510 INFO L275 PluginConnector]: TraceAbstraction initialized [2022-12-13 11:34:11,510 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 13.12 11:34:10" (1/3) ... [2022-12-13 11:34:11,510 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@2456e90c and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 13.12 11:34:11, skipping insertion in model container [2022-12-13 11:34:11,511 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.12 11:34:11" (2/3) ... [2022-12-13 11:34:11,511 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@2456e90c and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 13.12 11:34:11, skipping insertion in model container [2022-12-13 11:34:11,511 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.12 11:34:11" (3/3) ... [2022-12-13 11:34:11,513 INFO L112 eAbstractionObserver]: Analyzing ICFG minepump_spec4_product61.cil.c [2022-12-13 11:34:11,530 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2022-12-13 11:34:11,530 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2022-12-13 11:34:11,572 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2022-12-13 11:34:11,576 INFO L357 AbstractCegarLoop]: Settings: SEPARATE_VIOLATION_CHECK=true, mInterprocedural=true, mMaxIterations=1000000, mWatchIteration=1000000, mArtifact=RCFG, mInterpolation=FPandBP, mInterpolantAutomaton=STRAIGHT_LINE, mDumpAutomata=false, mAutomataFormat=ATS_NUMERATE, mDumpPath=., mDeterminiation=PREDICATE_ABSTRACTION, mMinimize=MINIMIZE_SEVPA, mHoare=true, mAutomataTypeConcurrency=PETRI_NET, mHoareTripleChecks=INCREMENTAL, mHoareAnnotationPositions=LoopsAndPotentialCycles, mDumpOnlyReuseAutomata=false, mLimitTraceHistogram=0, mErrorLocTimeLimit=0, mLimitPathProgramCount=0, mCollectInterpolantStatistics=true, mHeuristicEmptinessCheck=false, mHeuristicEmptinessCheckAStarHeuristic=ZERO, mHeuristicEmptinessCheckAStarHeuristicRandomSeed=1337, mHeuristicEmptinessCheckSmtFeatureScoringMethod=DAGSIZE, mSMTFeatureExtraction=false, mSMTFeatureExtractionDumpPath=., mOverrideInterpolantAutomaton=false, mMcrInterpolantMethod=WP, mPorIndependenceSettings=[Lde.uni_freiburg.informatik.ultimate.lib.tracecheckerutils.partialorder.independence.IndependenceSettings;@49fcab13, mLbeIndependenceSettings=[IndependenceType=SYNTACTIC, AbstractionType=NONE, UseConditional=, UseSemiCommutativity=, Solver=, SolverTimeout=] [2022-12-13 11:34:11,576 INFO L358 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2022-12-13 11:34:11,581 INFO L276 IsEmpty]: Start isEmpty. Operand has 103 states, 76 states have (on average 1.381578947368421) internal successors, (105), 86 states have internal predecessors, (105), 16 states have call successors, (16), 9 states have call predecessors, (16), 9 states have return successors, (16), 11 states have call predecessors, (16), 16 states have call successors, (16) [2022-12-13 11:34:11,589 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2022-12-13 11:34:11,590 INFO L187 NwaCegarLoop]: Found error trace [2022-12-13 11:34:11,590 INFO L195 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-12-13 11:34:11,591 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting timeShiftErr0ASSERT_VIOLATIONERROR_FUNCTION === [timeShiftErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-12-13 11:34:11,596 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-12-13 11:34:11,596 INFO L85 PathProgramCache]: Analyzing trace with hash 332135154, now seen corresponding path program 1 times [2022-12-13 11:34:11,605 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-12-13 11:34:11,606 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [399668254] [2022-12-13 11:34:11,606 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-12-13 11:34:11,606 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-13 11:34:11,705 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 11:34:11,765 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-13 11:34:11,765 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-12-13 11:34:11,765 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [399668254] [2022-12-13 11:34:11,766 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [399668254] provided 1 perfect and 0 imperfect interpolant sequences [2022-12-13 11:34:11,766 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-12-13 11:34:11,766 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2022-12-13 11:34:11,768 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [913770600] [2022-12-13 11:34:11,768 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-12-13 11:34:11,773 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2022-12-13 11:34:11,773 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-12-13 11:34:11,801 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2022-12-13 11:34:11,802 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2022-12-13 11:34:11,804 INFO L87 Difference]: Start difference. First operand has 103 states, 76 states have (on average 1.381578947368421) internal successors, (105), 86 states have internal predecessors, (105), 16 states have call successors, (16), 9 states have call predecessors, (16), 9 states have return successors, (16), 11 states have call predecessors, (16), 16 states have call successors, (16) Second operand has 2 states, 2 states have (on average 8.5) internal successors, (17), 2 states have internal predecessors, (17), 1 states have call successors, (2), 1 states have call predecessors, (2), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-12-13 11:34:11,842 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-12-13 11:34:11,842 INFO L93 Difference]: Finished difference Result 198 states and 269 transitions. [2022-12-13 11:34:11,843 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-12-13 11:34:11,844 INFO L78 Accepts]: Start accepts. Automaton has has 2 states, 2 states have (on average 8.5) internal successors, (17), 2 states have internal predecessors, (17), 1 states have call successors, (2), 1 states have call predecessors, (2), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 19 [2022-12-13 11:34:11,844 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-12-13 11:34:11,853 INFO L225 Difference]: With dead ends: 198 [2022-12-13 11:34:11,854 INFO L226 Difference]: Without dead ends: 94 [2022-12-13 11:34:11,857 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 2 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2022-12-13 11:34:11,860 INFO L413 NwaCegarLoop]: 131 mSDtfsCounter, 0 mSDsluCounter, 0 mSDsCounter, 0 mSdLazyCounter, 0 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 0 SdHoareTripleChecker+Valid, 131 SdHoareTripleChecker+Invalid, 0 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 0 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2022-12-13 11:34:11,861 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 131 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 0 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2022-12-13 11:34:11,877 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 94 states. [2022-12-13 11:34:11,897 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 94 to 94. [2022-12-13 11:34:11,898 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 94 states, 69 states have (on average 1.318840579710145) internal successors, (91), 78 states have internal predecessors, (91), 16 states have call successors, (16), 9 states have call predecessors, (16), 8 states have return successors, (15), 10 states have call predecessors, (15), 15 states have call successors, (15) [2022-12-13 11:34:11,900 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 94 states to 94 states and 122 transitions. [2022-12-13 11:34:11,901 INFO L78 Accepts]: Start accepts. Automaton has 94 states and 122 transitions. Word has length 19 [2022-12-13 11:34:11,901 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-12-13 11:34:11,902 INFO L495 AbstractCegarLoop]: Abstraction has 94 states and 122 transitions. [2022-12-13 11:34:11,902 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 8.5) internal successors, (17), 2 states have internal predecessors, (17), 1 states have call successors, (2), 1 states have call predecessors, (2), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-12-13 11:34:11,902 INFO L276 IsEmpty]: Start isEmpty. Operand 94 states and 122 transitions. [2022-12-13 11:34:11,903 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2022-12-13 11:34:11,903 INFO L187 NwaCegarLoop]: Found error trace [2022-12-13 11:34:11,903 INFO L195 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-12-13 11:34:11,903 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2022-12-13 11:34:11,904 INFO L420 AbstractCegarLoop]: === Iteration 2 === Targeting timeShiftErr0ASSERT_VIOLATIONERROR_FUNCTION === [timeShiftErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-12-13 11:34:11,904 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-12-13 11:34:11,904 INFO L85 PathProgramCache]: Analyzing trace with hash 2057254746, now seen corresponding path program 1 times [2022-12-13 11:34:11,904 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-12-13 11:34:11,905 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1224046422] [2022-12-13 11:34:11,905 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-12-13 11:34:11,905 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-13 11:34:11,935 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 11:34:11,995 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-13 11:34:11,995 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-12-13 11:34:11,995 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1224046422] [2022-12-13 11:34:11,995 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1224046422] provided 1 perfect and 0 imperfect interpolant sequences [2022-12-13 11:34:11,996 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-12-13 11:34:11,996 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2022-12-13 11:34:11,996 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1842224361] [2022-12-13 11:34:11,996 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-12-13 11:34:11,997 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-12-13 11:34:11,997 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-12-13 11:34:11,998 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-12-13 11:34:11,998 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-12-13 11:34:11,998 INFO L87 Difference]: Start difference. First operand 94 states and 122 transitions. Second operand has 3 states, 3 states have (on average 6.0) internal successors, (18), 3 states have internal predecessors, (18), 1 states have call successors, (2), 1 states have call predecessors, (2), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-12-13 11:34:12,014 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-12-13 11:34:12,015 INFO L93 Difference]: Finished difference Result 154 states and 200 transitions. [2022-12-13 11:34:12,015 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-12-13 11:34:12,015 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 6.0) internal successors, (18), 3 states have internal predecessors, (18), 1 states have call successors, (2), 1 states have call predecessors, (2), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 20 [2022-12-13 11:34:12,015 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-12-13 11:34:12,016 INFO L225 Difference]: With dead ends: 154 [2022-12-13 11:34:12,016 INFO L226 Difference]: Without dead ends: 85 [2022-12-13 11:34:12,017 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-12-13 11:34:12,018 INFO L413 NwaCegarLoop]: 109 mSDtfsCounter, 12 mSDsluCounter, 93 mSDsCounter, 0 mSdLazyCounter, 1 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 15 SdHoareTripleChecker+Valid, 202 SdHoareTripleChecker+Invalid, 1 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 1 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2022-12-13 11:34:12,018 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [15 Valid, 202 Invalid, 1 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 1 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2022-12-13 11:34:12,019 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 85 states. [2022-12-13 11:34:12,026 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 85 to 85. [2022-12-13 11:34:12,026 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 85 states, 63 states have (on average 1.3333333333333333) internal successors, (84), 72 states have internal predecessors, (84), 13 states have call successors, (13), 8 states have call predecessors, (13), 8 states have return successors, (13), 8 states have call predecessors, (13), 13 states have call successors, (13) [2022-12-13 11:34:12,028 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 85 states to 85 states and 110 transitions. [2022-12-13 11:34:12,028 INFO L78 Accepts]: Start accepts. Automaton has 85 states and 110 transitions. Word has length 20 [2022-12-13 11:34:12,028 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-12-13 11:34:12,028 INFO L495 AbstractCegarLoop]: Abstraction has 85 states and 110 transitions. [2022-12-13 11:34:12,028 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 6.0) internal successors, (18), 3 states have internal predecessors, (18), 1 states have call successors, (2), 1 states have call predecessors, (2), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-12-13 11:34:12,028 INFO L276 IsEmpty]: Start isEmpty. Operand 85 states and 110 transitions. [2022-12-13 11:34:12,029 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2022-12-13 11:34:12,029 INFO L187 NwaCegarLoop]: Found error trace [2022-12-13 11:34:12,029 INFO L195 NwaCegarLoop]: 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] [2022-12-13 11:34:12,029 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2022-12-13 11:34:12,029 INFO L420 AbstractCegarLoop]: === Iteration 3 === Targeting timeShiftErr0ASSERT_VIOLATIONERROR_FUNCTION === [timeShiftErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-12-13 11:34:12,029 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-12-13 11:34:12,030 INFO L85 PathProgramCache]: Analyzing trace with hash 1387625524, now seen corresponding path program 1 times [2022-12-13 11:34:12,030 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-12-13 11:34:12,030 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [165609682] [2022-12-13 11:34:12,030 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-12-13 11:34:12,030 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-13 11:34:12,048 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 11:34:12,115 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-13 11:34:12,115 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-12-13 11:34:12,116 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [165609682] [2022-12-13 11:34:12,116 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [165609682] provided 1 perfect and 0 imperfect interpolant sequences [2022-12-13 11:34:12,116 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-12-13 11:34:12,116 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2022-12-13 11:34:12,116 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [561225204] [2022-12-13 11:34:12,116 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-12-13 11:34:12,117 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-12-13 11:34:12,117 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-12-13 11:34:12,117 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-12-13 11:34:12,118 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-12-13 11:34:12,118 INFO L87 Difference]: Start difference. First operand 85 states and 110 transitions. Second operand has 3 states, 3 states have (on average 7.666666666666667) internal successors, (23), 2 states have internal predecessors, (23), 1 states have call successors, (1), 1 states have call predecessors, (1), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-12-13 11:34:12,137 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-12-13 11:34:12,137 INFO L93 Difference]: Finished difference Result 163 states and 214 transitions. [2022-12-13 11:34:12,137 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-12-13 11:34:12,137 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 7.666666666666667) internal successors, (23), 2 states have internal predecessors, (23), 1 states have call successors, (1), 1 states have call predecessors, (1), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 24 [2022-12-13 11:34:12,138 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-12-13 11:34:12,139 INFO L225 Difference]: With dead ends: 163 [2022-12-13 11:34:12,139 INFO L226 Difference]: Without dead ends: 85 [2022-12-13 11:34:12,140 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 2 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-12-13 11:34:12,141 INFO L413 NwaCegarLoop]: 108 mSDtfsCounter, 92 mSDsluCounter, 0 mSDsCounter, 0 mSdLazyCounter, 1 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 92 SdHoareTripleChecker+Valid, 108 SdHoareTripleChecker+Invalid, 1 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 1 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2022-12-13 11:34:12,141 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [92 Valid, 108 Invalid, 1 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 1 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2022-12-13 11:34:12,142 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 85 states. [2022-12-13 11:34:12,150 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 85 to 85. [2022-12-13 11:34:12,151 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 85 states, 63 states have (on average 1.3174603174603174) internal successors, (83), 72 states have internal predecessors, (83), 13 states have call successors, (13), 8 states have call predecessors, (13), 8 states have return successors, (13), 8 states have call predecessors, (13), 13 states have call successors, (13) [2022-12-13 11:34:12,152 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 85 states to 85 states and 109 transitions. [2022-12-13 11:34:12,152 INFO L78 Accepts]: Start accepts. Automaton has 85 states and 109 transitions. Word has length 24 [2022-12-13 11:34:12,152 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-12-13 11:34:12,153 INFO L495 AbstractCegarLoop]: Abstraction has 85 states and 109 transitions. [2022-12-13 11:34:12,153 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 7.666666666666667) internal successors, (23), 2 states have internal predecessors, (23), 1 states have call successors, (1), 1 states have call predecessors, (1), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-12-13 11:34:12,153 INFO L276 IsEmpty]: Start isEmpty. Operand 85 states and 109 transitions. [2022-12-13 11:34:12,154 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 38 [2022-12-13 11:34:12,154 INFO L187 NwaCegarLoop]: Found error trace [2022-12-13 11:34:12,154 INFO L195 NwaCegarLoop]: 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] [2022-12-13 11:34:12,154 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2022-12-13 11:34:12,155 INFO L420 AbstractCegarLoop]: === Iteration 4 === Targeting timeShiftErr0ASSERT_VIOLATIONERROR_FUNCTION === [timeShiftErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-12-13 11:34:12,155 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-12-13 11:34:12,155 INFO L85 PathProgramCache]: Analyzing trace with hash 610675451, now seen corresponding path program 1 times [2022-12-13 11:34:12,155 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-12-13 11:34:12,156 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1387870715] [2022-12-13 11:34:12,156 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-12-13 11:34:12,156 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-13 11:34:12,171 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 11:34:12,232 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 19 [2022-12-13 11:34:12,235 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 11:34:12,241 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 26 [2022-12-13 11:34:12,242 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 11:34:12,244 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-13 11:34:12,244 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-12-13 11:34:12,244 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1387870715] [2022-12-13 11:34:12,244 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1387870715] provided 1 perfect and 0 imperfect interpolant sequences [2022-12-13 11:34:12,244 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-12-13 11:34:12,244 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2022-12-13 11:34:12,244 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1849988021] [2022-12-13 11:34:12,245 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-12-13 11:34:12,245 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2022-12-13 11:34:12,245 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-12-13 11:34:12,246 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2022-12-13 11:34:12,246 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2022-12-13 11:34:12,246 INFO L87 Difference]: Start difference. First operand 85 states and 109 transitions. Second operand has 4 states, 4 states have (on average 8.0) internal successors, (32), 3 states have internal predecessors, (32), 2 states have call successors, (3), 3 states have call predecessors, (3), 1 states have return successors, (2), 1 states have call predecessors, (2), 1 states have call successors, (2) [2022-12-13 11:34:12,393 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-12-13 11:34:12,394 INFO L93 Difference]: Finished difference Result 238 states and 306 transitions. [2022-12-13 11:34:12,394 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2022-12-13 11:34:12,394 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 8.0) internal successors, (32), 3 states have internal predecessors, (32), 2 states have call successors, (3), 3 states have call predecessors, (3), 1 states have return successors, (2), 1 states have call predecessors, (2), 1 states have call successors, (2) Word has length 37 [2022-12-13 11:34:12,394 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-12-13 11:34:12,396 INFO L225 Difference]: With dead ends: 238 [2022-12-13 11:34:12,396 INFO L226 Difference]: Without dead ends: 160 [2022-12-13 11:34:12,397 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 9 GetRequests, 6 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2022-12-13 11:34:12,398 INFO L413 NwaCegarLoop]: 84 mSDtfsCounter, 153 mSDsluCounter, 106 mSDsCounter, 0 mSdLazyCounter, 82 mSolverCounterSat, 41 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 157 SdHoareTripleChecker+Valid, 190 SdHoareTripleChecker+Invalid, 123 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 41 IncrementalHoareTripleChecker+Valid, 82 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2022-12-13 11:34:12,398 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [157 Valid, 190 Invalid, 123 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [41 Valid, 82 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2022-12-13 11:34:12,399 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 160 states. [2022-12-13 11:34:12,415 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 160 to 154. [2022-12-13 11:34:12,416 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 154 states, 117 states have (on average 1.2735042735042734) internal successors, (149), 126 states have internal predecessors, (149), 16 states have call successors, (16), 15 states have call predecessors, (16), 20 states have return successors, (27), 18 states have call predecessors, (27), 16 states have call successors, (27) [2022-12-13 11:34:12,417 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 154 states to 154 states and 192 transitions. [2022-12-13 11:34:12,417 INFO L78 Accepts]: Start accepts. Automaton has 154 states and 192 transitions. Word has length 37 [2022-12-13 11:34:12,417 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-12-13 11:34:12,417 INFO L495 AbstractCegarLoop]: Abstraction has 154 states and 192 transitions. [2022-12-13 11:34:12,417 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 8.0) internal successors, (32), 3 states have internal predecessors, (32), 2 states have call successors, (3), 3 states have call predecessors, (3), 1 states have return successors, (2), 1 states have call predecessors, (2), 1 states have call successors, (2) [2022-12-13 11:34:12,418 INFO L276 IsEmpty]: Start isEmpty. Operand 154 states and 192 transitions. [2022-12-13 11:34:12,418 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 46 [2022-12-13 11:34:12,418 INFO L187 NwaCegarLoop]: Found error trace [2022-12-13 11:34:12,418 INFO L195 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-12-13 11:34:12,418 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2022-12-13 11:34:12,419 INFO L420 AbstractCegarLoop]: === Iteration 5 === Targeting timeShiftErr0ASSERT_VIOLATIONERROR_FUNCTION === [timeShiftErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-12-13 11:34:12,419 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-12-13 11:34:12,419 INFO L85 PathProgramCache]: Analyzing trace with hash -1599675381, now seen corresponding path program 1 times [2022-12-13 11:34:12,419 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-12-13 11:34:12,419 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [716036705] [2022-12-13 11:34:12,419 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-12-13 11:34:12,420 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-13 11:34:12,433 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 11:34:12,532 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 19 [2022-12-13 11:34:12,535 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 11:34:12,541 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2022-12-13 11:34:12,543 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 11:34:12,546 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2022-12-13 11:34:12,547 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 11:34:12,549 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-13 11:34:12,549 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-12-13 11:34:12,549 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [716036705] [2022-12-13 11:34:12,549 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [716036705] provided 1 perfect and 0 imperfect interpolant sequences [2022-12-13 11:34:12,550 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-12-13 11:34:12,550 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2022-12-13 11:34:12,550 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1752133827] [2022-12-13 11:34:12,550 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-12-13 11:34:12,550 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2022-12-13 11:34:12,551 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-12-13 11:34:12,551 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2022-12-13 11:34:12,551 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=31, Unknown=0, NotChecked=0, Total=42 [2022-12-13 11:34:12,551 INFO L87 Difference]: Start difference. First operand 154 states and 192 transitions. Second operand has 7 states, 7 states have (on average 5.428571428571429) internal successors, (38), 6 states have internal predecessors, (38), 3 states have call successors, (4), 3 states have call predecessors, (4), 1 states have return successors, (3), 2 states have call predecessors, (3), 2 states have call successors, (3) [2022-12-13 11:34:13,001 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-12-13 11:34:13,001 INFO L93 Difference]: Finished difference Result 589 states and 788 transitions. [2022-12-13 11:34:13,001 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2022-12-13 11:34:13,002 INFO L78 Accepts]: Start accepts. Automaton has has 7 states, 7 states have (on average 5.428571428571429) internal successors, (38), 6 states have internal predecessors, (38), 3 states have call successors, (4), 3 states have call predecessors, (4), 1 states have return successors, (3), 2 states have call predecessors, (3), 2 states have call successors, (3) Word has length 45 [2022-12-13 11:34:13,002 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-12-13 11:34:13,005 INFO L225 Difference]: With dead ends: 589 [2022-12-13 11:34:13,005 INFO L226 Difference]: Without dead ends: 442 [2022-12-13 11:34:13,007 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 27 GetRequests, 10 SyntacticMatches, 0 SemanticMatches, 17 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 58 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=105, Invalid=237, Unknown=0, NotChecked=0, Total=342 [2022-12-13 11:34:13,008 INFO L413 NwaCegarLoop]: 102 mSDtfsCounter, 360 mSDsluCounter, 408 mSDsCounter, 0 mSdLazyCounter, 370 mSolverCounterSat, 129 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 365 SdHoareTripleChecker+Valid, 510 SdHoareTripleChecker+Invalid, 499 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 129 IncrementalHoareTripleChecker+Valid, 370 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.3s IncrementalHoareTripleChecker+Time [2022-12-13 11:34:13,009 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [365 Valid, 510 Invalid, 499 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [129 Valid, 370 Invalid, 0 Unknown, 0 Unchecked, 0.3s Time] [2022-12-13 11:34:13,010 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 442 states. [2022-12-13 11:34:13,063 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 442 to 424. [2022-12-13 11:34:13,064 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 424 states, 317 states have (on average 1.2460567823343849) internal successors, (395), 342 states have internal predecessors, (395), 46 states have call successors, (46), 43 states have call predecessors, (46), 60 states have return successors, (105), 54 states have call predecessors, (105), 46 states have call successors, (105) [2022-12-13 11:34:13,067 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 424 states to 424 states and 546 transitions. [2022-12-13 11:34:13,067 INFO L78 Accepts]: Start accepts. Automaton has 424 states and 546 transitions. Word has length 45 [2022-12-13 11:34:13,067 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-12-13 11:34:13,068 INFO L495 AbstractCegarLoop]: Abstraction has 424 states and 546 transitions. [2022-12-13 11:34:13,068 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 7 states have (on average 5.428571428571429) internal successors, (38), 6 states have internal predecessors, (38), 3 states have call successors, (4), 3 states have call predecessors, (4), 1 states have return successors, (3), 2 states have call predecessors, (3), 2 states have call successors, (3) [2022-12-13 11:34:13,068 INFO L276 IsEmpty]: Start isEmpty. Operand 424 states and 546 transitions. [2022-12-13 11:34:13,069 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 50 [2022-12-13 11:34:13,069 INFO L187 NwaCegarLoop]: Found error trace [2022-12-13 11:34:13,070 INFO L195 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-12-13 11:34:13,070 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2022-12-13 11:34:13,070 INFO L420 AbstractCegarLoop]: === Iteration 6 === Targeting timeShiftErr0ASSERT_VIOLATIONERROR_FUNCTION === [timeShiftErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-12-13 11:34:13,071 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-12-13 11:34:13,071 INFO L85 PathProgramCache]: Analyzing trace with hash 414561125, now seen corresponding path program 1 times [2022-12-13 11:34:13,071 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-12-13 11:34:13,071 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2104048971] [2022-12-13 11:34:13,071 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-12-13 11:34:13,071 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-13 11:34:13,085 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 11:34:13,156 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2022-12-13 11:34:13,158 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 11:34:13,164 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2022-12-13 11:34:13,167 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 11:34:13,172 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2022-12-13 11:34:13,174 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 11:34:13,182 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2022-12-13 11:34:13,183 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 11:34:13,185 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-13 11:34:13,185 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-12-13 11:34:13,185 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2104048971] [2022-12-13 11:34:13,185 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2104048971] provided 1 perfect and 0 imperfect interpolant sequences [2022-12-13 11:34:13,185 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-12-13 11:34:13,185 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2022-12-13 11:34:13,185 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1982284616] [2022-12-13 11:34:13,185 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-12-13 11:34:13,186 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2022-12-13 11:34:13,186 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-12-13 11:34:13,186 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2022-12-13 11:34:13,187 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=31, Unknown=0, NotChecked=0, Total=42 [2022-12-13 11:34:13,187 INFO L87 Difference]: Start difference. First operand 424 states and 546 transitions. Second operand has 7 states, 7 states have (on average 5.714285714285714) internal successors, (40), 5 states have internal predecessors, (40), 2 states have call successors, (5), 4 states have call predecessors, (5), 2 states have return successors, (4), 1 states have call predecessors, (4), 2 states have call successors, (4) [2022-12-13 11:34:13,563 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-12-13 11:34:13,563 INFO L93 Difference]: Finished difference Result 515 states and 667 transitions. [2022-12-13 11:34:13,563 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 21 states. [2022-12-13 11:34:13,563 INFO L78 Accepts]: Start accepts. Automaton has has 7 states, 7 states have (on average 5.714285714285714) internal successors, (40), 5 states have internal predecessors, (40), 2 states have call successors, (5), 4 states have call predecessors, (5), 2 states have return successors, (4), 1 states have call predecessors, (4), 2 states have call successors, (4) Word has length 49 [2022-12-13 11:34:13,564 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-12-13 11:34:13,566 INFO L225 Difference]: With dead ends: 515 [2022-12-13 11:34:13,567 INFO L226 Difference]: Without dead ends: 513 [2022-12-13 11:34:13,567 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 34 GetRequests, 14 SyntacticMatches, 0 SemanticMatches, 20 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 91 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=127, Invalid=335, Unknown=0, NotChecked=0, Total=462 [2022-12-13 11:34:13,568 INFO L413 NwaCegarLoop]: 67 mSDtfsCounter, 236 mSDsluCounter, 291 mSDsCounter, 0 mSdLazyCounter, 401 mSolverCounterSat, 76 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 238 SdHoareTripleChecker+Valid, 358 SdHoareTripleChecker+Invalid, 477 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 76 IncrementalHoareTripleChecker+Valid, 401 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.2s IncrementalHoareTripleChecker+Time [2022-12-13 11:34:13,569 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [238 Valid, 358 Invalid, 477 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [76 Valid, 401 Invalid, 0 Unknown, 0 Unchecked, 0.2s Time] [2022-12-13 11:34:13,570 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 513 states. [2022-12-13 11:34:13,615 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 513 to 465. [2022-12-13 11:34:13,615 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 465 states, 350 states have (on average 1.2314285714285715) internal successors, (431), 378 states have internal predecessors, (431), 50 states have call successors, (50), 43 states have call predecessors, (50), 64 states have return successors, (119), 59 states have call predecessors, (119), 50 states have call successors, (119) [2022-12-13 11:34:13,617 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 465 states to 465 states and 600 transitions. [2022-12-13 11:34:13,617 INFO L78 Accepts]: Start accepts. Automaton has 465 states and 600 transitions. Word has length 49 [2022-12-13 11:34:13,618 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-12-13 11:34:13,618 INFO L495 AbstractCegarLoop]: Abstraction has 465 states and 600 transitions. [2022-12-13 11:34:13,618 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 7 states have (on average 5.714285714285714) internal successors, (40), 5 states have internal predecessors, (40), 2 states have call successors, (5), 4 states have call predecessors, (5), 2 states have return successors, (4), 1 states have call predecessors, (4), 2 states have call successors, (4) [2022-12-13 11:34:13,618 INFO L276 IsEmpty]: Start isEmpty. Operand 465 states and 600 transitions. [2022-12-13 11:34:13,619 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 56 [2022-12-13 11:34:13,619 INFO L187 NwaCegarLoop]: Found error trace [2022-12-13 11:34:13,619 INFO L195 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-12-13 11:34:13,619 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5 [2022-12-13 11:34:13,619 INFO L420 AbstractCegarLoop]: === Iteration 7 === Targeting timeShiftErr0ASSERT_VIOLATIONERROR_FUNCTION === [timeShiftErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-12-13 11:34:13,620 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-12-13 11:34:13,620 INFO L85 PathProgramCache]: Analyzing trace with hash -1510129521, now seen corresponding path program 1 times [2022-12-13 11:34:13,620 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-12-13 11:34:13,620 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [159495514] [2022-12-13 11:34:13,620 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-12-13 11:34:13,620 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-13 11:34:13,627 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 11:34:13,656 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2022-12-13 11:34:13,657 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 11:34:13,661 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2022-12-13 11:34:13,663 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 11:34:13,673 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2022-12-13 11:34:13,675 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 11:34:13,695 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2022-12-13 11:34:13,697 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 11:34:13,699 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-13 11:34:13,699 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-12-13 11:34:13,699 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [159495514] [2022-12-13 11:34:13,699 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [159495514] provided 1 perfect and 0 imperfect interpolant sequences [2022-12-13 11:34:13,700 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-12-13 11:34:13,700 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2022-12-13 11:34:13,700 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1144616546] [2022-12-13 11:34:13,700 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-12-13 11:34:13,700 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2022-12-13 11:34:13,700 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-12-13 11:34:13,701 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2022-12-13 11:34:13,701 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=31, Unknown=0, NotChecked=0, Total=42 [2022-12-13 11:34:13,701 INFO L87 Difference]: Start difference. First operand 465 states and 600 transitions. Second operand has 7 states, 7 states have (on average 6.571428571428571) internal successors, (46), 5 states have internal predecessors, (46), 2 states have call successors, (5), 3 states have call predecessors, (5), 2 states have return successors, (4), 2 states have call predecessors, (4), 2 states have call successors, (4) [2022-12-13 11:34:13,966 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-12-13 11:34:13,966 INFO L93 Difference]: Finished difference Result 971 states and 1329 transitions. [2022-12-13 11:34:13,966 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2022-12-13 11:34:13,967 INFO L78 Accepts]: Start accepts. Automaton has has 7 states, 7 states have (on average 6.571428571428571) internal successors, (46), 5 states have internal predecessors, (46), 2 states have call successors, (5), 3 states have call predecessors, (5), 2 states have return successors, (4), 2 states have call predecessors, (4), 2 states have call successors, (4) Word has length 55 [2022-12-13 11:34:13,967 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-12-13 11:34:13,970 INFO L225 Difference]: With dead ends: 971 [2022-12-13 11:34:13,970 INFO L226 Difference]: Without dead ends: 513 [2022-12-13 11:34:13,972 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 21 GetRequests, 11 SyntacticMatches, 0 SemanticMatches, 10 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 3 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=46, Invalid=86, Unknown=0, NotChecked=0, Total=132 [2022-12-13 11:34:13,972 INFO L413 NwaCegarLoop]: 58 mSDtfsCounter, 160 mSDsluCounter, 228 mSDsCounter, 0 mSdLazyCounter, 343 mSolverCounterSat, 59 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 161 SdHoareTripleChecker+Valid, 286 SdHoareTripleChecker+Invalid, 402 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 59 IncrementalHoareTripleChecker+Valid, 343 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.2s IncrementalHoareTripleChecker+Time [2022-12-13 11:34:13,973 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [161 Valid, 286 Invalid, 402 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [59 Valid, 343 Invalid, 0 Unknown, 0 Unchecked, 0.2s Time] [2022-12-13 11:34:13,974 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 513 states. [2022-12-13 11:34:14,013 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 513 to 474. [2022-12-13 11:34:14,014 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 474 states, 359 states have (on average 1.2256267409470751) internal successors, (440), 387 states have internal predecessors, (440), 50 states have call successors, (50), 43 states have call predecessors, (50), 64 states have return successors, (119), 59 states have call predecessors, (119), 50 states have call successors, (119) [2022-12-13 11:34:14,017 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 474 states to 474 states and 609 transitions. [2022-12-13 11:34:14,017 INFO L78 Accepts]: Start accepts. Automaton has 474 states and 609 transitions. Word has length 55 [2022-12-13 11:34:14,018 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-12-13 11:34:14,018 INFO L495 AbstractCegarLoop]: Abstraction has 474 states and 609 transitions. [2022-12-13 11:34:14,018 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 7 states have (on average 6.571428571428571) internal successors, (46), 5 states have internal predecessors, (46), 2 states have call successors, (5), 3 states have call predecessors, (5), 2 states have return successors, (4), 2 states have call predecessors, (4), 2 states have call successors, (4) [2022-12-13 11:34:14,018 INFO L276 IsEmpty]: Start isEmpty. Operand 474 states and 609 transitions. [2022-12-13 11:34:14,019 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 56 [2022-12-13 11:34:14,019 INFO L187 NwaCegarLoop]: Found error trace [2022-12-13 11:34:14,019 INFO L195 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-12-13 11:34:14,020 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6 [2022-12-13 11:34:14,020 INFO L420 AbstractCegarLoop]: === Iteration 8 === Targeting timeShiftErr0ASSERT_VIOLATIONERROR_FUNCTION === [timeShiftErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-12-13 11:34:14,020 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-12-13 11:34:14,020 INFO L85 PathProgramCache]: Analyzing trace with hash -1644143027, now seen corresponding path program 1 times [2022-12-13 11:34:14,020 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-12-13 11:34:14,020 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [304683901] [2022-12-13 11:34:14,021 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-12-13 11:34:14,021 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-13 11:34:14,031 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 11:34:14,076 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2022-12-13 11:34:14,078 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 11:34:14,083 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2022-12-13 11:34:14,086 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 11:34:14,099 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2022-12-13 11:34:14,103 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 11:34:14,124 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2022-12-13 11:34:14,126 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 11:34:14,128 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-13 11:34:14,129 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-12-13 11:34:14,129 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [304683901] [2022-12-13 11:34:14,129 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [304683901] provided 1 perfect and 0 imperfect interpolant sequences [2022-12-13 11:34:14,129 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-12-13 11:34:14,129 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2022-12-13 11:34:14,129 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1928895784] [2022-12-13 11:34:14,130 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-12-13 11:34:14,130 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2022-12-13 11:34:14,130 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-12-13 11:34:14,130 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2022-12-13 11:34:14,131 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=31, Unknown=0, NotChecked=0, Total=42 [2022-12-13 11:34:14,131 INFO L87 Difference]: Start difference. First operand 474 states and 609 transitions. Second operand has 7 states, 7 states have (on average 6.571428571428571) internal successors, (46), 5 states have internal predecessors, (46), 3 states have call successors, (5), 4 states have call predecessors, (5), 2 states have return successors, (4), 2 states have call predecessors, (4), 3 states have call successors, (4) [2022-12-13 11:34:14,347 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-12-13 11:34:14,348 INFO L93 Difference]: Finished difference Result 942 states and 1257 transitions. [2022-12-13 11:34:14,348 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2022-12-13 11:34:14,348 INFO L78 Accepts]: Start accepts. Automaton has has 7 states, 7 states have (on average 6.571428571428571) internal successors, (46), 5 states have internal predecessors, (46), 3 states have call successors, (5), 4 states have call predecessors, (5), 2 states have return successors, (4), 2 states have call predecessors, (4), 3 states have call successors, (4) Word has length 55 [2022-12-13 11:34:14,348 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-12-13 11:34:14,351 INFO L225 Difference]: With dead ends: 942 [2022-12-13 11:34:14,351 INFO L226 Difference]: Without dead ends: 475 [2022-12-13 11:34:14,353 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 22 GetRequests, 12 SyntacticMatches, 0 SemanticMatches, 10 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 9 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=46, Invalid=86, Unknown=0, NotChecked=0, Total=132 [2022-12-13 11:34:14,354 INFO L413 NwaCegarLoop]: 53 mSDtfsCounter, 259 mSDsluCounter, 168 mSDsCounter, 0 mSdLazyCounter, 271 mSolverCounterSat, 88 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 262 SdHoareTripleChecker+Valid, 221 SdHoareTripleChecker+Invalid, 359 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 88 IncrementalHoareTripleChecker+Valid, 271 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2022-12-13 11:34:14,354 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [262 Valid, 221 Invalid, 359 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [88 Valid, 271 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2022-12-13 11:34:14,355 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 475 states. [2022-12-13 11:34:14,385 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 475 to 458. [2022-12-13 11:34:14,386 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 458 states, 346 states have (on average 1.2196531791907514) internal successors, (422), 373 states have internal predecessors, (422), 50 states have call successors, (50), 42 states have call predecessors, (50), 61 states have return successors, (113), 57 states have call predecessors, (113), 50 states have call successors, (113) [2022-12-13 11:34:14,388 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 458 states to 458 states and 585 transitions. [2022-12-13 11:34:14,388 INFO L78 Accepts]: Start accepts. Automaton has 458 states and 585 transitions. Word has length 55 [2022-12-13 11:34:14,388 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-12-13 11:34:14,388 INFO L495 AbstractCegarLoop]: Abstraction has 458 states and 585 transitions. [2022-12-13 11:34:14,388 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 7 states have (on average 6.571428571428571) internal successors, (46), 5 states have internal predecessors, (46), 3 states have call successors, (5), 4 states have call predecessors, (5), 2 states have return successors, (4), 2 states have call predecessors, (4), 3 states have call successors, (4) [2022-12-13 11:34:14,388 INFO L276 IsEmpty]: Start isEmpty. Operand 458 states and 585 transitions. [2022-12-13 11:34:14,390 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 102 [2022-12-13 11:34:14,390 INFO L187 NwaCegarLoop]: Found error trace [2022-12-13 11:34:14,390 INFO L195 NwaCegarLoop]: trace histogram [2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-12-13 11:34:14,390 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable7 [2022-12-13 11:34:14,390 INFO L420 AbstractCegarLoop]: === Iteration 9 === Targeting timeShiftErr0ASSERT_VIOLATIONERROR_FUNCTION === [timeShiftErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-12-13 11:34:14,391 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-12-13 11:34:14,391 INFO L85 PathProgramCache]: Analyzing trace with hash -438470018, now seen corresponding path program 1 times [2022-12-13 11:34:14,391 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-12-13 11:34:14,391 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [823385136] [2022-12-13 11:34:14,391 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-12-13 11:34:14,391 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-13 11:34:14,398 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 11:34:14,447 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 15 [2022-12-13 11:34:14,450 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 11:34:14,490 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2022-12-13 11:34:14,493 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 11:34:14,503 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2022-12-13 11:34:14,505 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 11:34:14,510 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2022-12-13 11:34:14,511 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 11:34:14,513 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 55 [2022-12-13 11:34:14,514 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 11:34:14,515 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 69 [2022-12-13 11:34:14,515 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 11:34:14,516 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 76 [2022-12-13 11:34:14,518 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 11:34:14,520 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2022-12-13 11:34:14,521 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 11:34:14,521 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2022-12-13 11:34:14,522 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 11:34:14,523 INFO L134 CoverageAnalysis]: Checked inductivity of 28 backedges. 16 proven. 4 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2022-12-13 11:34:14,523 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-12-13 11:34:14,523 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [823385136] [2022-12-13 11:34:14,523 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [823385136] provided 0 perfect and 1 imperfect interpolant sequences [2022-12-13 11:34:14,523 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1622079586] [2022-12-13 11:34:14,523 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-12-13 11:34:14,523 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-12-13 11:34:14,523 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed9bcb89-066d-4550-b705-5f7fa18822eb/bin/uautomizer-uyxdKDjOR8/z3 [2022-12-13 11:34:14,524 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed9bcb89-066d-4550-b705-5f7fa18822eb/bin/uautomizer-uyxdKDjOR8/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2022-12-13 11:34:14,525 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed9bcb89-066d-4550-b705-5f7fa18822eb/bin/uautomizer-uyxdKDjOR8/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Waiting until timeout for monitored process [2022-12-13 11:34:14,601 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 11:34:14,603 INFO L263 TraceCheckSpWp]: Trace formula consists of 343 conjuncts, 4 conjunts are in the unsatisfiable core [2022-12-13 11:34:14,610 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-13 11:34:14,743 INFO L134 CoverageAnalysis]: Checked inductivity of 28 backedges. 28 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-13 11:34:14,743 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2022-12-13 11:34:14,744 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1622079586] provided 1 perfect and 0 imperfect interpolant sequences [2022-12-13 11:34:14,744 INFO L184 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2022-12-13 11:34:14,744 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [9] total 12 [2022-12-13 11:34:14,744 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [646469324] [2022-12-13 11:34:14,744 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-12-13 11:34:14,744 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2022-12-13 11:34:14,744 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-12-13 11:34:14,745 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2022-12-13 11:34:14,745 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=34, Invalid=98, Unknown=0, NotChecked=0, Total=132 [2022-12-13 11:34:14,746 INFO L87 Difference]: Start difference. First operand 458 states and 585 transitions. Second operand has 6 states, 6 states have (on average 13.666666666666666) internal successors, (82), 6 states have internal predecessors, (82), 5 states have call successors, (10), 4 states have call predecessors, (10), 3 states have return successors, (9), 3 states have call predecessors, (9), 5 states have call successors, (9) [2022-12-13 11:34:15,002 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-12-13 11:34:15,003 INFO L93 Difference]: Finished difference Result 859 states and 1148 transitions. [2022-12-13 11:34:15,003 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2022-12-13 11:34:15,003 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 6 states have (on average 13.666666666666666) internal successors, (82), 6 states have internal predecessors, (82), 5 states have call successors, (10), 4 states have call predecessors, (10), 3 states have return successors, (9), 3 states have call predecessors, (9), 5 states have call successors, (9) Word has length 101 [2022-12-13 11:34:15,003 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-12-13 11:34:15,006 INFO L225 Difference]: With dead ends: 859 [2022-12-13 11:34:15,006 INFO L226 Difference]: Without dead ends: 408 [2022-12-13 11:34:15,007 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 127 GetRequests, 115 SyntacticMatches, 1 SemanticMatches, 11 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 28 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=38, Invalid=118, Unknown=0, NotChecked=0, Total=156 [2022-12-13 11:34:15,008 INFO L413 NwaCegarLoop]: 90 mSDtfsCounter, 220 mSDsluCounter, 133 mSDsCounter, 0 mSdLazyCounter, 313 mSolverCounterSat, 84 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 234 SdHoareTripleChecker+Valid, 223 SdHoareTripleChecker+Invalid, 397 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 84 IncrementalHoareTripleChecker+Valid, 313 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.2s IncrementalHoareTripleChecker+Time [2022-12-13 11:34:15,008 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [234 Valid, 223 Invalid, 397 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [84 Valid, 313 Invalid, 0 Unknown, 0 Unchecked, 0.2s Time] [2022-12-13 11:34:15,009 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 408 states. [2022-12-13 11:34:15,040 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 408 to 404. [2022-12-13 11:34:15,041 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 404 states, 307 states have (on average 1.228013029315961) internal successors, (377), 327 states have internal predecessors, (377), 49 states have call successors, (49), 42 states have call predecessors, (49), 47 states have return successors, (93), 47 states have call predecessors, (93), 49 states have call successors, (93) [2022-12-13 11:34:15,043 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 404 states to 404 states and 519 transitions. [2022-12-13 11:34:15,044 INFO L78 Accepts]: Start accepts. Automaton has 404 states and 519 transitions. Word has length 101 [2022-12-13 11:34:15,044 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-12-13 11:34:15,044 INFO L495 AbstractCegarLoop]: Abstraction has 404 states and 519 transitions. [2022-12-13 11:34:15,044 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 13.666666666666666) internal successors, (82), 6 states have internal predecessors, (82), 5 states have call successors, (10), 4 states have call predecessors, (10), 3 states have return successors, (9), 3 states have call predecessors, (9), 5 states have call successors, (9) [2022-12-13 11:34:15,044 INFO L276 IsEmpty]: Start isEmpty. Operand 404 states and 519 transitions. [2022-12-13 11:34:15,046 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 102 [2022-12-13 11:34:15,046 INFO L187 NwaCegarLoop]: Found error trace [2022-12-13 11:34:15,046 INFO L195 NwaCegarLoop]: trace histogram [2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-12-13 11:34:15,052 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed9bcb89-066d-4550-b705-5f7fa18822eb/bin/uautomizer-uyxdKDjOR8/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Forceful destruction successful, exit code 0 [2022-12-13 11:34:15,247 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable8,2 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed9bcb89-066d-4550-b705-5f7fa18822eb/bin/uautomizer-uyxdKDjOR8/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-12-13 11:34:15,248 INFO L420 AbstractCegarLoop]: === Iteration 10 === Targeting timeShiftErr0ASSERT_VIOLATIONERROR_FUNCTION === [timeShiftErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-12-13 11:34:15,248 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-12-13 11:34:15,248 INFO L85 PathProgramCache]: Analyzing trace with hash -493181504, now seen corresponding path program 1 times [2022-12-13 11:34:15,249 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-12-13 11:34:15,249 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [540927439] [2022-12-13 11:34:15,249 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-12-13 11:34:15,249 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-13 11:34:15,273 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 11:34:15,453 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2022-12-13 11:34:15,455 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 11:34:15,462 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 19 [2022-12-13 11:34:15,466 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 11:34:15,480 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2022-12-13 11:34:15,482 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 11:34:15,490 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2022-12-13 11:34:15,493 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 11:34:15,502 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2022-12-13 11:34:15,503 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 11:34:15,506 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 69 [2022-12-13 11:34:15,507 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 11:34:15,509 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 76 [2022-12-13 11:34:15,511 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 11:34:15,515 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2022-12-13 11:34:15,516 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 11:34:15,517 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2022-12-13 11:34:15,518 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 11:34:15,519 INFO L134 CoverageAnalysis]: Checked inductivity of 28 backedges. 11 proven. 9 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2022-12-13 11:34:15,519 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-12-13 11:34:15,519 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [540927439] [2022-12-13 11:34:15,519 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [540927439] provided 0 perfect and 1 imperfect interpolant sequences [2022-12-13 11:34:15,519 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1486044957] [2022-12-13 11:34:15,519 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-12-13 11:34:15,519 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-12-13 11:34:15,520 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed9bcb89-066d-4550-b705-5f7fa18822eb/bin/uautomizer-uyxdKDjOR8/z3 [2022-12-13 11:34:15,520 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed9bcb89-066d-4550-b705-5f7fa18822eb/bin/uautomizer-uyxdKDjOR8/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2022-12-13 11:34:15,521 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed9bcb89-066d-4550-b705-5f7fa18822eb/bin/uautomizer-uyxdKDjOR8/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Waiting until timeout for monitored process [2022-12-13 11:34:15,591 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 11:34:15,593 INFO L263 TraceCheckSpWp]: Trace formula consists of 345 conjuncts, 8 conjunts are in the unsatisfiable core [2022-12-13 11:34:15,596 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-13 11:34:15,689 INFO L134 CoverageAnalysis]: Checked inductivity of 28 backedges. 16 proven. 12 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-13 11:34:15,689 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2022-12-13 11:34:15,809 INFO L134 CoverageAnalysis]: Checked inductivity of 28 backedges. 12 proven. 8 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2022-12-13 11:34:15,810 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1486044957] provided 0 perfect and 2 imperfect interpolant sequences [2022-12-13 11:34:15,810 INFO L184 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2022-12-13 11:34:15,810 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [9, 6, 6] total 11 [2022-12-13 11:34:15,810 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1810677329] [2022-12-13 11:34:15,810 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2022-12-13 11:34:15,811 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 11 states [2022-12-13 11:34:15,811 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-12-13 11:34:15,812 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 11 interpolants. [2022-12-13 11:34:15,812 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=24, Invalid=86, Unknown=0, NotChecked=0, Total=110 [2022-12-13 11:34:15,812 INFO L87 Difference]: Start difference. First operand 404 states and 519 transitions. Second operand has 11 states, 11 states have (on average 9.272727272727273) internal successors, (102), 8 states have internal predecessors, (102), 3 states have call successors, (21), 6 states have call predecessors, (21), 3 states have return successors, (14), 3 states have call predecessors, (14), 3 states have call successors, (14) [2022-12-13 11:34:16,343 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-12-13 11:34:16,343 INFO L93 Difference]: Finished difference Result 975 states and 1307 transitions. [2022-12-13 11:34:16,343 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 31 states. [2022-12-13 11:34:16,343 INFO L78 Accepts]: Start accepts. Automaton has has 11 states, 11 states have (on average 9.272727272727273) internal successors, (102), 8 states have internal predecessors, (102), 3 states have call successors, (21), 6 states have call predecessors, (21), 3 states have return successors, (14), 3 states have call predecessors, (14), 3 states have call successors, (14) Word has length 101 [2022-12-13 11:34:16,344 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-12-13 11:34:16,347 INFO L225 Difference]: With dead ends: 975 [2022-12-13 11:34:16,347 INFO L226 Difference]: Without dead ends: 621 [2022-12-13 11:34:16,349 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 257 GetRequests, 216 SyntacticMatches, 9 SemanticMatches, 32 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 302 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=279, Invalid=843, Unknown=0, NotChecked=0, Total=1122 [2022-12-13 11:34:16,350 INFO L413 NwaCegarLoop]: 87 mSDtfsCounter, 470 mSDsluCounter, 386 mSDsCounter, 0 mSdLazyCounter, 648 mSolverCounterSat, 178 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 476 SdHoareTripleChecker+Valid, 473 SdHoareTripleChecker+Invalid, 826 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 178 IncrementalHoareTripleChecker+Valid, 648 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.3s IncrementalHoareTripleChecker+Time [2022-12-13 11:34:16,350 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [476 Valid, 473 Invalid, 826 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [178 Valid, 648 Invalid, 0 Unknown, 0 Unchecked, 0.3s Time] [2022-12-13 11:34:16,351 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 621 states. [2022-12-13 11:34:16,401 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 621 to 563. [2022-12-13 11:34:16,403 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 563 states, 426 states have (on average 1.2253521126760563) internal successors, (522), 453 states have internal predecessors, (522), 70 states have call successors, (70), 61 states have call predecessors, (70), 66 states have return successors, (139), 64 states have call predecessors, (139), 70 states have call successors, (139) [2022-12-13 11:34:16,406 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 563 states to 563 states and 731 transitions. [2022-12-13 11:34:16,406 INFO L78 Accepts]: Start accepts. Automaton has 563 states and 731 transitions. Word has length 101 [2022-12-13 11:34:16,406 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-12-13 11:34:16,406 INFO L495 AbstractCegarLoop]: Abstraction has 563 states and 731 transitions. [2022-12-13 11:34:16,407 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 11 states, 11 states have (on average 9.272727272727273) internal successors, (102), 8 states have internal predecessors, (102), 3 states have call successors, (21), 6 states have call predecessors, (21), 3 states have return successors, (14), 3 states have call predecessors, (14), 3 states have call successors, (14) [2022-12-13 11:34:16,407 INFO L276 IsEmpty]: Start isEmpty. Operand 563 states and 731 transitions. [2022-12-13 11:34:16,409 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 148 [2022-12-13 11:34:16,409 INFO L187 NwaCegarLoop]: Found error trace [2022-12-13 11:34:16,409 INFO L195 NwaCegarLoop]: trace histogram [3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 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] [2022-12-13 11:34:16,415 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed9bcb89-066d-4550-b705-5f7fa18822eb/bin/uautomizer-uyxdKDjOR8/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Ended with exit code 0 [2022-12-13 11:34:16,610 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 3 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed9bcb89-066d-4550-b705-5f7fa18822eb/bin/uautomizer-uyxdKDjOR8/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable9 [2022-12-13 11:34:16,610 INFO L420 AbstractCegarLoop]: === Iteration 11 === Targeting timeShiftErr0ASSERT_VIOLATIONERROR_FUNCTION === [timeShiftErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-12-13 11:34:16,610 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-12-13 11:34:16,611 INFO L85 PathProgramCache]: Analyzing trace with hash -879070667, now seen corresponding path program 2 times [2022-12-13 11:34:16,611 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-12-13 11:34:16,611 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [372526412] [2022-12-13 11:34:16,611 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-12-13 11:34:16,611 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-13 11:34:16,631 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 11:34:16,767 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2022-12-13 11:34:16,768 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 11:34:16,773 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 19 [2022-12-13 11:34:16,776 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 11:34:16,788 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2022-12-13 11:34:16,791 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 11:34:16,798 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2022-12-13 11:34:16,801 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 11:34:16,809 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2022-12-13 11:34:16,810 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 11:34:16,813 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 63 [2022-12-13 11:34:16,817 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 11:34:16,864 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2022-12-13 11:34:16,865 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 11:34:16,867 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2022-12-13 11:34:16,870 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 11:34:16,936 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2022-12-13 11:34:16,938 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 11:34:16,940 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2022-12-13 11:34:16,941 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 11:34:16,942 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 115 [2022-12-13 11:34:16,943 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 11:34:16,945 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 122 [2022-12-13 11:34:16,947 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 11:34:16,949 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2022-12-13 11:34:16,950 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 11:34:16,951 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2022-12-13 11:34:16,952 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 11:34:16,953 INFO L134 CoverageAnalysis]: Checked inductivity of 102 backedges. 49 proven. 23 refuted. 0 times theorem prover too weak. 30 trivial. 0 not checked. [2022-12-13 11:34:16,953 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-12-13 11:34:16,953 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [372526412] [2022-12-13 11:34:16,953 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [372526412] provided 0 perfect and 1 imperfect interpolant sequences [2022-12-13 11:34:16,953 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [2033127667] [2022-12-13 11:34:16,954 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 [2022-12-13 11:34:16,954 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-12-13 11:34:16,954 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed9bcb89-066d-4550-b705-5f7fa18822eb/bin/uautomizer-uyxdKDjOR8/z3 [2022-12-13 11:34:16,955 INFO L229 MonitoredProcess]: Starting monitored process 4 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed9bcb89-066d-4550-b705-5f7fa18822eb/bin/uautomizer-uyxdKDjOR8/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2022-12-13 11:34:16,955 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed9bcb89-066d-4550-b705-5f7fa18822eb/bin/uautomizer-uyxdKDjOR8/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Waiting until timeout for monitored process [2022-12-13 11:34:17,033 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) [2022-12-13 11:34:17,033 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2022-12-13 11:34:17,035 INFO L263 TraceCheckSpWp]: Trace formula consists of 459 conjuncts, 10 conjunts are in the unsatisfiable core [2022-12-13 11:34:17,039 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-13 11:34:17,101 INFO L134 CoverageAnalysis]: Checked inductivity of 102 backedges. 84 proven. 0 refuted. 0 times theorem prover too weak. 18 trivial. 0 not checked. [2022-12-13 11:34:17,101 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2022-12-13 11:34:17,101 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [2033127667] provided 1 perfect and 0 imperfect interpolant sequences [2022-12-13 11:34:17,101 INFO L184 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2022-12-13 11:34:17,101 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [11] total 12 [2022-12-13 11:34:17,101 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1926096407] [2022-12-13 11:34:17,102 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-12-13 11:34:17,102 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2022-12-13 11:34:17,102 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-12-13 11:34:17,103 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2022-12-13 11:34:17,103 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=26, Invalid=106, Unknown=0, NotChecked=0, Total=132 [2022-12-13 11:34:17,103 INFO L87 Difference]: Start difference. First operand 563 states and 731 transitions. Second operand has 6 states, 6 states have (on average 17.666666666666668) internal successors, (106), 6 states have internal predecessors, (106), 3 states have call successors, (14), 4 states have call predecessors, (14), 3 states have return successors, (14), 3 states have call predecessors, (14), 3 states have call successors, (14) [2022-12-13 11:34:17,377 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-12-13 11:34:17,378 INFO L93 Difference]: Finished difference Result 1451 states and 1937 transitions. [2022-12-13 11:34:17,378 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2022-12-13 11:34:17,378 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 6 states have (on average 17.666666666666668) internal successors, (106), 6 states have internal predecessors, (106), 3 states have call successors, (14), 4 states have call predecessors, (14), 3 states have return successors, (14), 3 states have call predecessors, (14), 3 states have call successors, (14) Word has length 147 [2022-12-13 11:34:17,379 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-12-13 11:34:17,382 INFO L225 Difference]: With dead ends: 1451 [2022-12-13 11:34:17,382 INFO L226 Difference]: Without dead ends: 937 [2022-12-13 11:34:17,384 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 193 GetRequests, 175 SyntacticMatches, 3 SemanticMatches, 15 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 30 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=57, Invalid=215, Unknown=0, NotChecked=0, Total=272 [2022-12-13 11:34:17,384 INFO L413 NwaCegarLoop]: 188 mSDtfsCounter, 164 mSDsluCounter, 532 mSDsCounter, 0 mSdLazyCounter, 171 mSolverCounterSat, 23 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 164 SdHoareTripleChecker+Valid, 720 SdHoareTripleChecker+Invalid, 194 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 23 IncrementalHoareTripleChecker+Valid, 171 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2022-12-13 11:34:17,384 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [164 Valid, 720 Invalid, 194 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [23 Valid, 171 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2022-12-13 11:34:17,385 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 937 states. [2022-12-13 11:34:17,434 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 937 to 826. [2022-12-13 11:34:17,435 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 826 states, 621 states have (on average 1.2077294685990339) internal successors, (750), 654 states have internal predecessors, (750), 96 states have call successors, (96), 90 states have call predecessors, (96), 108 states have return successors, (196), 101 states have call predecessors, (196), 96 states have call successors, (196) [2022-12-13 11:34:17,437 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 826 states to 826 states and 1042 transitions. [2022-12-13 11:34:17,438 INFO L78 Accepts]: Start accepts. Automaton has 826 states and 1042 transitions. Word has length 147 [2022-12-13 11:34:17,438 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-12-13 11:34:17,438 INFO L495 AbstractCegarLoop]: Abstraction has 826 states and 1042 transitions. [2022-12-13 11:34:17,438 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 17.666666666666668) internal successors, (106), 6 states have internal predecessors, (106), 3 states have call successors, (14), 4 states have call predecessors, (14), 3 states have return successors, (14), 3 states have call predecessors, (14), 3 states have call successors, (14) [2022-12-13 11:34:17,438 INFO L276 IsEmpty]: Start isEmpty. Operand 826 states and 1042 transitions. [2022-12-13 11:34:17,440 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 148 [2022-12-13 11:34:17,440 INFO L187 NwaCegarLoop]: Found error trace [2022-12-13 11:34:17,440 INFO L195 NwaCegarLoop]: trace histogram [3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 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] [2022-12-13 11:34:17,446 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed9bcb89-066d-4550-b705-5f7fa18822eb/bin/uautomizer-uyxdKDjOR8/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Ended with exit code 0 [2022-12-13 11:34:17,640 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 4 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed9bcb89-066d-4550-b705-5f7fa18822eb/bin/uautomizer-uyxdKDjOR8/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable10 [2022-12-13 11:34:17,641 INFO L420 AbstractCegarLoop]: === Iteration 12 === Targeting timeShiftErr0ASSERT_VIOLATIONERROR_FUNCTION === [timeShiftErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-12-13 11:34:17,641 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-12-13 11:34:17,641 INFO L85 PathProgramCache]: Analyzing trace with hash -2095224393, now seen corresponding path program 1 times [2022-12-13 11:34:17,641 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-12-13 11:34:17,641 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1388771568] [2022-12-13 11:34:17,641 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-12-13 11:34:17,641 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-13 11:34:17,651 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 11:34:17,694 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2022-12-13 11:34:17,695 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 11:34:17,699 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 19 [2022-12-13 11:34:17,702 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 11:34:17,708 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2022-12-13 11:34:17,710 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 11:34:17,713 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2022-12-13 11:34:17,714 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 11:34:17,717 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2022-12-13 11:34:17,718 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 11:34:17,719 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 63 [2022-12-13 11:34:17,722 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 11:34:17,731 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2022-12-13 11:34:17,731 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 11:34:17,732 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2022-12-13 11:34:17,734 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 11:34:17,752 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2022-12-13 11:34:17,753 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 11:34:17,754 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2022-12-13 11:34:17,754 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 11:34:17,755 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 115 [2022-12-13 11:34:17,756 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 11:34:17,757 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 122 [2022-12-13 11:34:17,759 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 11:34:17,761 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2022-12-13 11:34:17,762 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 11:34:17,763 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2022-12-13 11:34:17,763 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 11:34:17,764 INFO L134 CoverageAnalysis]: Checked inductivity of 102 backedges. 43 proven. 6 refuted. 0 times theorem prover too weak. 53 trivial. 0 not checked. [2022-12-13 11:34:17,764 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-12-13 11:34:17,764 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1388771568] [2022-12-13 11:34:17,764 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1388771568] provided 0 perfect and 1 imperfect interpolant sequences [2022-12-13 11:34:17,765 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [2051858231] [2022-12-13 11:34:17,765 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-12-13 11:34:17,765 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-12-13 11:34:17,765 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed9bcb89-066d-4550-b705-5f7fa18822eb/bin/uautomizer-uyxdKDjOR8/z3 [2022-12-13 11:34:17,766 INFO L229 MonitoredProcess]: Starting monitored process 5 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed9bcb89-066d-4550-b705-5f7fa18822eb/bin/uautomizer-uyxdKDjOR8/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2022-12-13 11:34:17,766 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed9bcb89-066d-4550-b705-5f7fa18822eb/bin/uautomizer-uyxdKDjOR8/z3 -smt2 -in SMTLIB2_COMPLIANT=true (5)] Waiting until timeout for monitored process [2022-12-13 11:34:17,848 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 11:34:17,850 INFO L263 TraceCheckSpWp]: Trace formula consists of 460 conjuncts, 5 conjunts are in the unsatisfiable core [2022-12-13 11:34:17,852 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-13 11:34:17,863 INFO L134 CoverageAnalysis]: Checked inductivity of 102 backedges. 70 proven. 0 refuted. 0 times theorem prover too weak. 32 trivial. 0 not checked. [2022-12-13 11:34:17,864 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2022-12-13 11:34:17,864 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [2051858231] provided 1 perfect and 0 imperfect interpolant sequences [2022-12-13 11:34:17,864 INFO L184 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2022-12-13 11:34:17,864 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [8] total 8 [2022-12-13 11:34:17,864 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1378030520] [2022-12-13 11:34:17,864 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-12-13 11:34:17,865 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2022-12-13 11:34:17,865 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-12-13 11:34:17,866 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2022-12-13 11:34:17,866 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=15, Invalid=41, Unknown=0, NotChecked=0, Total=56 [2022-12-13 11:34:17,866 INFO L87 Difference]: Start difference. First operand 826 states and 1042 transitions. Second operand has 5 states, 5 states have (on average 19.6) internal successors, (98), 5 states have internal predecessors, (98), 2 states have call successors, (12), 2 states have call predecessors, (12), 2 states have return successors, (12), 2 states have call predecessors, (12), 2 states have call successors, (12) [2022-12-13 11:34:17,916 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-12-13 11:34:17,916 INFO L93 Difference]: Finished difference Result 1128 states and 1412 transitions. [2022-12-13 11:34:17,916 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2022-12-13 11:34:17,917 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 19.6) internal successors, (98), 5 states have internal predecessors, (98), 2 states have call successors, (12), 2 states have call predecessors, (12), 2 states have return successors, (12), 2 states have call predecessors, (12), 2 states have call successors, (12) Word has length 147 [2022-12-13 11:34:17,917 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-12-13 11:34:17,917 INFO L225 Difference]: With dead ends: 1128 [2022-12-13 11:34:17,917 INFO L226 Difference]: Without dead ends: 0 [2022-12-13 11:34:17,920 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 184 GetRequests, 176 SyntacticMatches, 0 SemanticMatches, 8 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 9 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=25, Invalid=65, Unknown=0, NotChecked=0, Total=90 [2022-12-13 11:34:17,920 INFO L413 NwaCegarLoop]: 107 mSDtfsCounter, 9 mSDsluCounter, 304 mSDsCounter, 0 mSdLazyCounter, 14 mSolverCounterSat, 3 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 9 SdHoareTripleChecker+Valid, 411 SdHoareTripleChecker+Invalid, 17 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 3 IncrementalHoareTripleChecker+Valid, 14 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2022-12-13 11:34:17,921 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [9 Valid, 411 Invalid, 17 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [3 Valid, 14 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2022-12-13 11:34:17,921 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2022-12-13 11:34:17,921 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2022-12-13 11:34:17,921 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) [2022-12-13 11:34:17,921 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2022-12-13 11:34:17,922 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 147 [2022-12-13 11:34:17,922 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-12-13 11:34:17,922 INFO L495 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2022-12-13 11:34:17,922 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 19.6) internal successors, (98), 5 states have internal predecessors, (98), 2 states have call successors, (12), 2 states have call predecessors, (12), 2 states have return successors, (12), 2 states have call predecessors, (12), 2 states have call successors, (12) [2022-12-13 11:34:17,922 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2022-12-13 11:34:17,922 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2022-12-13 11:34:17,924 INFO L805 garLoopResultBuilder]: Registering result SAFE for location timeShiftErr0ASSERT_VIOLATIONERROR_FUNCTION (0 of 1 remaining) [2022-12-13 11:34:17,929 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed9bcb89-066d-4550-b705-5f7fa18822eb/bin/uautomizer-uyxdKDjOR8/z3 -smt2 -in SMTLIB2_COMPLIANT=true (5)] Ended with exit code 0 [2022-12-13 11:34:18,125 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 5 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed9bcb89-066d-4550-b705-5f7fa18822eb/bin/uautomizer-uyxdKDjOR8/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable11 [2022-12-13 11:34:18,127 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2022-12-13 11:34:19,669 INFO L899 garLoopResultBuilder]: For program point deactivatePumpEXIT(lines 245 252) no Hoare annotation was computed. [2022-12-13 11:34:19,670 INFO L895 garLoopResultBuilder]: At program point $Ultimate##0(lines 245 252) the Hoare annotation is: (or (= ~pumpRunning~0 |old(~pumpRunning~0)|) (not (= 1 ~systemActive~0)) (not (<= 1 ~waterLevel~0))) [2022-12-13 11:34:19,670 INFO L899 garLoopResultBuilder]: For program point deactivatePumpFINAL(lines 245 252) no Hoare annotation was computed. [2022-12-13 11:34:19,670 INFO L899 garLoopResultBuilder]: For program point processEnvironment__wrappee__baseEXIT(lines 135 141) no Hoare annotation was computed. [2022-12-13 11:34:19,670 INFO L902 garLoopResultBuilder]: At program point processEnvironment__wrappee__baseFINAL(lines 135 141) the Hoare annotation is: true [2022-12-13 11:34:19,670 INFO L899 garLoopResultBuilder]: For program point L447-1(lines 443 454) no Hoare annotation was computed. [2022-12-13 11:34:19,670 INFO L902 garLoopResultBuilder]: At program point $Ultimate##0(lines 443 454) the Hoare annotation is: true [2022-12-13 11:34:19,670 INFO L899 garLoopResultBuilder]: For program point changeMethaneLevelEXIT(lines 443 454) no Hoare annotation was computed. [2022-12-13 11:34:19,670 INFO L899 garLoopResultBuilder]: For program point cleanupEXIT(lines 913 942) no Hoare annotation was computed. [2022-12-13 11:34:19,670 INFO L899 garLoopResultBuilder]: For program point L927(lines 927 931) no Hoare annotation was computed. [2022-12-13 11:34:19,670 INFO L902 garLoopResultBuilder]: At program point L927-1(lines 927 931) the Hoare annotation is: true [2022-12-13 11:34:19,671 INFO L899 garLoopResultBuilder]: For program point L924(line 924) no Hoare annotation was computed. [2022-12-13 11:34:19,671 INFO L902 garLoopResultBuilder]: At program point L923-2(lines 923 937) the Hoare annotation is: true [2022-12-13 11:34:19,671 INFO L902 garLoopResultBuilder]: At program point L919(line 919) the Hoare annotation is: true [2022-12-13 11:34:19,671 INFO L899 garLoopResultBuilder]: For program point L919-1(line 919) no Hoare annotation was computed. [2022-12-13 11:34:19,671 INFO L902 garLoopResultBuilder]: At program point L938(lines 913 942) the Hoare annotation is: true [2022-12-13 11:34:19,671 INFO L902 garLoopResultBuilder]: At program point $Ultimate##0(lines 913 942) the Hoare annotation is: true [2022-12-13 11:34:19,671 INFO L899 garLoopResultBuilder]: For program point L934(line 934) no Hoare annotation was computed. [2022-12-13 11:34:19,671 INFO L899 garLoopResultBuilder]: For program point L122-1(lines 122 128) no Hoare annotation was computed. [2022-12-13 11:34:19,671 INFO L895 garLoopResultBuilder]: At program point L209(line 209) the Hoare annotation is: (let ((.cse2 (not (<= 2 |old(~waterLevel~0)|))) (.cse0 (not (= |old(~pumpRunning~0)| 0))) (.cse1 (not (= 1 ~systemActive~0)))) (and (or .cse0 .cse1 .cse2) (or .cse1 (and (= ~pumpRunning~0 |old(~pumpRunning~0)|) (<= 1 ~waterLevel~0) (<= ~waterLevel~0 |old(~waterLevel~0)|)) .cse2) (or .cse0 .cse1 (not (= |old(~waterLevel~0)| ~systemActive~0))))) [2022-12-13 11:34:19,672 INFO L895 garLoopResultBuilder]: At program point L205(line 205) the Hoare annotation is: (let ((.cse2 (not (<= 2 |old(~waterLevel~0)|))) (.cse0 (not (= |old(~pumpRunning~0)| 0))) (.cse1 (not (= 1 ~systemActive~0)))) (and (or .cse0 .cse1 .cse2) (or .cse1 (and (= ~pumpRunning~0 |old(~pumpRunning~0)|) (<= 1 ~waterLevel~0) (<= ~waterLevel~0 |old(~waterLevel~0)|)) .cse2) (or .cse0 .cse1 (not (= |old(~waterLevel~0)| ~systemActive~0))))) [2022-12-13 11:34:19,672 INFO L895 garLoopResultBuilder]: At program point L201(line 201) the Hoare annotation is: (let ((.cse2 (not (<= 2 |old(~waterLevel~0)|))) (.cse0 (not (= |old(~pumpRunning~0)| 0))) (.cse1 (not (= 1 ~systemActive~0)))) (and (or .cse0 .cse1 .cse2) (or .cse1 (and (= ~pumpRunning~0 |old(~pumpRunning~0)|) (<= 1 ~waterLevel~0) (<= ~waterLevel~0 |old(~waterLevel~0)|)) .cse2) (or .cse0 .cse1 (not (= |old(~waterLevel~0)| ~systemActive~0))))) [2022-12-13 11:34:19,672 INFO L899 garLoopResultBuilder]: For program point L201-1(line 201) no Hoare annotation was computed. [2022-12-13 11:34:19,672 INFO L899 garLoopResultBuilder]: For program point timeShiftFINAL(lines 111 134) no Hoare annotation was computed. [2022-12-13 11:34:19,672 INFO L895 garLoopResultBuilder]: At program point L214(line 214) the Hoare annotation is: (let ((.cse1 (not (= 1 ~systemActive~0))) (.cse0 (= ~pumpRunning~0 0))) (and (or (not (= |old(~pumpRunning~0)| 0)) (and .cse0 (= |old(~waterLevel~0)| ~waterLevel~0)) .cse1 (not (<= 1 |old(~waterLevel~0)|))) (or .cse1 (and (= ~pumpRunning~0 |old(~pumpRunning~0)|) .cse0) (not (<= 2 |old(~waterLevel~0)|))))) [2022-12-13 11:34:19,672 INFO L895 garLoopResultBuilder]: At program point getWaterLevel_returnLabel#1(lines 487 495) the Hoare annotation is: (let ((.cse0 (not (= 1 ~systemActive~0))) (.cse4 (= ~pumpRunning~0 0)) (.cse2 (<= 1 |timeShift_getWaterLevel_#res#1|)) (.cse1 (<= 2 ~waterLevel~0))) (and (let ((.cse3 (<= ~waterLevel~0 |old(~waterLevel~0)|))) (or .cse0 (and .cse1 .cse2 .cse3) (and .cse4 (<= 1 ~waterLevel~0) .cse2 .cse3) (not (<= 2 |old(~waterLevel~0)|)))) (let ((.cse5 (= |old(~waterLevel~0)| ~waterLevel~0))) (or (not (= |old(~pumpRunning~0)| 0)) .cse0 (and .cse4 .cse2 .cse5) (not (<= 1 |old(~waterLevel~0)|)) (and .cse1 .cse5))))) [2022-12-13 11:34:19,673 INFO L895 garLoopResultBuilder]: At program point L214-1(lines 195 219) the Hoare annotation is: (let ((.cse2 (= ~pumpRunning~0 0)) (.cse3 (not (= 1 ~systemActive~0))) (.cse0 (<= 2 ~waterLevel~0))) (and (let ((.cse1 (<= ~waterLevel~0 |old(~waterLevel~0)|))) (or (and .cse0 .cse1) (and .cse2 (<= 1 ~waterLevel~0) .cse1) .cse3 (not (<= 2 |old(~waterLevel~0)|)))) (let ((.cse4 (= |old(~waterLevel~0)| ~waterLevel~0))) (or (not (= |old(~pumpRunning~0)| 0)) (and .cse2 .cse4) .cse3 (not (<= 1 |old(~waterLevel~0)|)) (and .cse0 .cse4))))) [2022-12-13 11:34:19,673 INFO L899 garLoopResultBuilder]: For program point L532(lines 532 538) no Hoare annotation was computed. [2022-12-13 11:34:19,673 INFO L899 garLoopResultBuilder]: For program point L115-1(lines 114 133) no Hoare annotation was computed. [2022-12-13 11:34:19,673 INFO L899 garLoopResultBuilder]: For program point L528(lines 528 541) no Hoare annotation was computed. [2022-12-13 11:34:19,673 INFO L895 garLoopResultBuilder]: At program point L528-1(lines 520 544) the Hoare annotation is: (let ((.cse0 (not (= |old(~pumpRunning~0)| 0))) (.cse1 (not (= 1 ~systemActive~0))) (.cse2 (= ~pumpRunning~0 0)) (.cse3 (<= 1 |timeShift___utac_acc__Specification4_spec__1_~tmp~7#1|)) (.cse4 (<= 1 |timeShift_getWaterLevel_#res#1|))) (and (or .cse0 .cse1 (not (<= 1 |old(~waterLevel~0)|)) (= |old(~waterLevel~0)| ~waterLevel~0)) (or .cse0 (and .cse2 .cse3 .cse4) .cse1 (not (= |old(~waterLevel~0)| ~systemActive~0))) (let ((.cse5 (<= ~waterLevel~0 |old(~waterLevel~0)|))) (or .cse1 (and .cse2 .cse3 (<= 1 ~waterLevel~0) .cse4 .cse5) (and (<= 2 ~waterLevel~0) .cse3 .cse4 .cse5) (not (<= 2 |old(~waterLevel~0)|)))))) [2022-12-13 11:34:19,673 INFO L899 garLoopResultBuilder]: For program point L54(line 54) no Hoare annotation was computed. [2022-12-13 11:34:19,673 INFO L899 garLoopResultBuilder]: For program point L203(lines 203 211) no Hoare annotation was computed. [2022-12-13 11:34:19,674 INFO L895 garLoopResultBuilder]: At program point __automaton_fail_returnLabel#1(lines 50 57) the Hoare annotation is: (let ((.cse0 (not (= 1 ~systemActive~0)))) (and (or .cse0 (not (<= 2 |old(~waterLevel~0)|))) (or (not (= |old(~pumpRunning~0)| 0)) .cse0 (not (= |old(~waterLevel~0)| ~systemActive~0))))) [2022-12-13 11:34:19,674 INFO L895 garLoopResultBuilder]: At program point $Ultimate##0(lines 111 134) the Hoare annotation is: (let ((.cse1 (not (= 1 ~systemActive~0))) (.cse0 (= |old(~waterLevel~0)| ~waterLevel~0))) (and (or (not (= |old(~pumpRunning~0)| 0)) (and (= ~pumpRunning~0 0) .cse0) .cse1 (not (<= 1 |old(~waterLevel~0)|))) (or .cse1 (and (= ~pumpRunning~0 |old(~pumpRunning~0)|) .cse0) (not (<= 2 |old(~waterLevel~0)|))))) [2022-12-13 11:34:19,674 INFO L899 garLoopResultBuilder]: For program point L199(lines 199 216) no Hoare annotation was computed. [2022-12-13 11:34:19,674 INFO L899 garLoopResultBuilder]: For program point timeShiftEXIT(lines 111 134) no Hoare annotation was computed. [2022-12-13 11:34:19,674 INFO L895 garLoopResultBuilder]: At program point isPumpRunning_returnLabel#1(lines 264 272) the Hoare annotation is: (let ((.cse0 (not (= 1 ~systemActive~0)))) (and (or .cse0 (not (<= 2 |old(~waterLevel~0)|))) (or (not (= |old(~pumpRunning~0)| 0)) .cse0 (not (= |old(~waterLevel~0)| ~systemActive~0))))) [2022-12-13 11:34:19,674 INFO L899 garLoopResultBuilder]: For program point timeShiftErr0ASSERT_VIOLATIONERROR_FUNCTION(line 54) no Hoare annotation was computed. [2022-12-13 11:34:19,674 INFO L899 garLoopResultBuilder]: For program point L423(lines 423 427) no Hoare annotation was computed. [2022-12-13 11:34:19,675 INFO L895 garLoopResultBuilder]: At program point L423-2(lines 419 430) the Hoare annotation is: (let ((.cse2 (not (<= 2 |old(~waterLevel~0)|))) (.cse0 (not (= |old(~pumpRunning~0)| 0))) (.cse1 (not (= 1 ~systemActive~0)))) (and (or .cse0 .cse1 .cse2) (or .cse1 (and (= ~pumpRunning~0 |old(~pumpRunning~0)|) (<= 1 ~waterLevel~0) (<= ~waterLevel~0 |old(~waterLevel~0)|)) .cse2) (or .cse0 .cse1 (not (= |old(~waterLevel~0)| ~systemActive~0))))) [2022-12-13 11:34:19,675 INFO L895 garLoopResultBuilder]: At program point L407(lines 360 408) the Hoare annotation is: false [2022-12-13 11:34:19,675 INFO L902 garLoopResultBuilder]: At program point runTest_returnLabel#1(lines 974 983) the Hoare annotation is: true [2022-12-13 11:34:19,675 INFO L899 garLoopResultBuilder]: For program point L362(lines 361 406) no Hoare annotation was computed. [2022-12-13 11:34:19,675 INFO L895 garLoopResultBuilder]: At program point select_features_returnLabel#1(lines 73 79) the Hoare annotation is: (and (= ~pumpRunning~0 0) (= 1 ~systemActive~0) (= ~waterLevel~0 ~systemActive~0)) [2022-12-13 11:34:19,675 INFO L902 garLoopResultBuilder]: At program point main_returnLabel#1(lines 984 1006) the Hoare annotation is: true [2022-12-13 11:34:19,675 INFO L899 garLoopResultBuilder]: For program point L391(lines 391 402) no Hoare annotation was computed. [2022-12-13 11:34:19,675 INFO L899 garLoopResultBuilder]: For program point L994(lines 994 1001) no Hoare annotation was computed. [2022-12-13 11:34:19,675 INFO L899 garLoopResultBuilder]: For program point L994-2(lines 994 1001) no Hoare annotation was computed. [2022-12-13 11:34:19,675 INFO L899 garLoopResultBuilder]: For program point L-1(line -1) no Hoare annotation was computed. [2022-12-13 11:34:19,676 INFO L895 garLoopResultBuilder]: At program point L383(line 383) the Hoare annotation is: (let ((.cse0 (= 1 ~systemActive~0)) (.cse1 (= |ULTIMATE.start_test_~splverifierCounter~0#1| 0))) (or (and (<= 2 ~waterLevel~0) .cse0 .cse1) (and (= ~pumpRunning~0 0) .cse0 .cse1 (<= 1 ~waterLevel~0)))) [2022-12-13 11:34:19,676 INFO L899 garLoopResultBuilder]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2022-12-13 11:34:19,676 INFO L895 garLoopResultBuilder]: At program point L404(lines 361 406) the Hoare annotation is: (let ((.cse0 (= 1 ~systemActive~0)) (.cse1 (= |ULTIMATE.start_test_~splverifierCounter~0#1| 0))) (or (and (<= 2 ~waterLevel~0) .cse0 .cse1) (and (= ~pumpRunning~0 0) .cse0 .cse1 (<= 1 ~waterLevel~0)))) [2022-12-13 11:34:19,676 INFO L899 garLoopResultBuilder]: For program point L371(lines 371 377) no Hoare annotation was computed. [2022-12-13 11:34:19,676 INFO L899 garLoopResultBuilder]: For program point L371-1(lines 371 377) no Hoare annotation was computed. [2022-12-13 11:34:19,676 INFO L899 garLoopResultBuilder]: For program point L363(lines 363 367) no Hoare annotation was computed. [2022-12-13 11:34:19,676 INFO L895 garLoopResultBuilder]: At program point setup_returnLabel#1(lines 967 973) the Hoare annotation is: (and (= ~pumpRunning~0 0) (= 1 ~systemActive~0) (= ~waterLevel~0 ~systemActive~0)) [2022-12-13 11:34:19,676 INFO L899 garLoopResultBuilder]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2022-12-13 11:34:19,677 INFO L899 garLoopResultBuilder]: For program point L397(lines 397 401) no Hoare annotation was computed. [2022-12-13 11:34:19,677 INFO L895 garLoopResultBuilder]: At program point L397-2(lines 391 402) the Hoare annotation is: (let ((.cse0 (= 1 ~systemActive~0)) (.cse1 (= |ULTIMATE.start_test_~splverifierCounter~0#1| 0))) (or (and (<= 2 ~waterLevel~0) .cse0 .cse1) (and (= ~pumpRunning~0 0) .cse0 .cse1 (<= 1 ~waterLevel~0)))) [2022-12-13 11:34:19,677 INFO L899 garLoopResultBuilder]: For program point $Ultimate##0(line -1) no Hoare annotation was computed. [2022-12-13 11:34:19,677 INFO L895 garLoopResultBuilder]: At program point select_helpers_returnLabel#1(lines 80 86) the Hoare annotation is: (and (= ~pumpRunning~0 0) (= 1 ~systemActive~0) (= ~waterLevel~0 ~systemActive~0)) [2022-12-13 11:34:19,677 INFO L899 garLoopResultBuilder]: For program point L381(lines 381 387) no Hoare annotation was computed. [2022-12-13 11:34:19,677 INFO L899 garLoopResultBuilder]: For program point L381-1(lines 381 387) no Hoare annotation was computed. [2022-12-13 11:34:19,677 INFO L902 garLoopResultBuilder]: At program point L410(lines 351 414) the Hoare annotation is: true [2022-12-13 11:34:19,677 INFO L895 garLoopResultBuilder]: At program point L373(line 373) the Hoare annotation is: (let ((.cse0 (= 1 ~systemActive~0)) (.cse1 (= |ULTIMATE.start_test_~splverifierCounter~0#1| 0))) (or (and (<= 2 ~waterLevel~0) .cse0 .cse1) (and (= ~pumpRunning~0 0) .cse0 .cse1 (<= 1 ~waterLevel~0)))) [2022-12-13 11:34:19,678 INFO L895 garLoopResultBuilder]: At program point valid_product_returnLabel#1(lines 87 95) the Hoare annotation is: (and (= ~pumpRunning~0 0) (= 1 ~systemActive~0) (= ~waterLevel~0 ~systemActive~0)) [2022-12-13 11:34:19,678 INFO L899 garLoopResultBuilder]: For program point L318(lines 318 322) no Hoare annotation was computed. [2022-12-13 11:34:19,678 INFO L895 garLoopResultBuilder]: At program point L157(line 157) the Hoare annotation is: (let ((.cse0 (= ~pumpRunning~0 0)) (.cse1 (= |processEnvironment__wrappee__highWaterSensor_~tmp~0#1| 0))) (or (not (= |old(~pumpRunning~0)| 0)) (not (= 1 ~systemActive~0)) (and .cse0 (<= 2 ~waterLevel~0) .cse1) (not (<= 1 ~waterLevel~0)) (and (<= 1 |processEnvironment__wrappee__highWaterSensor_isHighWaterSensorDry_#res#1|) .cse0 .cse1 (<= 1 |processEnvironment__wrappee__highWaterSensor_isHighWaterLevel_~tmp~4#1|)))) [2022-12-13 11:34:19,678 INFO L899 garLoopResultBuilder]: For program point L318-2(lines 318 322) no Hoare annotation was computed. [2022-12-13 11:34:19,678 INFO L899 garLoopResultBuilder]: For program point L151(lines 151 159) no Hoare annotation was computed. [2022-12-13 11:34:19,678 INFO L899 garLoopResultBuilder]: For program point L500(lines 500 506) no Hoare annotation was computed. [2022-12-13 11:34:19,678 INFO L899 garLoopResultBuilder]: For program point L147(lines 147 164) no Hoare annotation was computed. [2022-12-13 11:34:19,678 INFO L895 garLoopResultBuilder]: At program point $Ultimate##0(lines 143 167) the Hoare annotation is: (let ((.cse0 (not (= |old(~pumpRunning~0)| 0))) (.cse1 (= ~pumpRunning~0 0))) (and (or .cse0 .cse1 (not (= 1 ~systemActive~0)) (not (<= 2 ~waterLevel~0))) (or .cse0 .cse1 (not (<= 1 ~waterLevel~0)) (not (= ~waterLevel~0 ~systemActive~0)) (not (<= ~waterLevel~0 1))))) [2022-12-13 11:34:19,678 INFO L895 garLoopResultBuilder]: At program point isHighWaterSensorDry_returnLabel#1(lines 496 509) the Hoare annotation is: (let ((.cse0 (= ~pumpRunning~0 0))) (or (not (= |old(~pumpRunning~0)| 0)) (not (= 1 ~systemActive~0)) (not (<= 1 ~waterLevel~0)) (and .cse0 (<= 2 ~waterLevel~0)) (and (<= 1 |processEnvironment__wrappee__highWaterSensor_isHighWaterSensorDry_#res#1|) .cse0))) [2022-12-13 11:34:19,679 INFO L895 garLoopResultBuilder]: At program point L162(line 162) the Hoare annotation is: (or (not (= |old(~pumpRunning~0)| 0)) (not (= 1 ~systemActive~0)) (not (<= 1 ~waterLevel~0))) [2022-12-13 11:34:19,679 INFO L899 garLoopResultBuilder]: For program point L162-1(lines 143 167) no Hoare annotation was computed. [2022-12-13 11:34:19,679 INFO L895 garLoopResultBuilder]: At program point isHighWaterLevel_returnLabel#1(lines 309 327) the Hoare annotation is: (let ((.cse0 (= ~pumpRunning~0 0))) (or (not (= |old(~pumpRunning~0)| 0)) (not (= 1 ~systemActive~0)) (not (<= 1 ~waterLevel~0)) (and .cse0 (<= 2 ~waterLevel~0)) (and (<= 1 |processEnvironment__wrappee__highWaterSensor_isHighWaterSensorDry_#res#1|) .cse0 (<= 1 |processEnvironment__wrappee__highWaterSensor_isHighWaterLevel_~tmp~4#1|) (= |processEnvironment__wrappee__highWaterSensor_isHighWaterLevel_#res#1| 0) (= |processEnvironment__wrappee__highWaterSensor_isHighWaterLevel_~tmp___0~0#1| 0)))) [2022-12-13 11:34:19,679 INFO L899 garLoopResultBuilder]: For program point processEnvironment__wrappee__highWaterSensorEXIT(lines 143 167) no Hoare annotation was computed. [2022-12-13 11:34:19,679 INFO L899 garLoopResultBuilder]: For program point L235(lines 235 241) no Hoare annotation was computed. [2022-12-13 11:34:19,679 INFO L895 garLoopResultBuilder]: At program point L233(line 233) the Hoare annotation is: (let ((.cse0 (not (= |old(~pumpRunning~0)| 0)))) (and (or .cse0 (= ~pumpRunning~0 0) (not (= 1 ~systemActive~0)) (not (<= 2 ~waterLevel~0))) (or .cse0 (not (<= 1 ~waterLevel~0)) (not (= ~waterLevel~0 ~systemActive~0)) (not (<= ~waterLevel~0 1))))) [2022-12-13 11:34:19,679 INFO L895 garLoopResultBuilder]: At program point L235-2(lines 228 244) the Hoare annotation is: (or (not (= |old(~pumpRunning~0)| 0)) (not (<= 1 ~waterLevel~0)) (not (= ~waterLevel~0 ~systemActive~0)) (not (<= ~waterLevel~0 1))) [2022-12-13 11:34:19,679 INFO L899 garLoopResultBuilder]: For program point L233-1(line 233) no Hoare annotation was computed. [2022-12-13 11:34:19,680 INFO L895 garLoopResultBuilder]: At program point activatePump__wrappee__lowWaterSensor_returnLabel#1(lines 220 227) the Hoare annotation is: (or (not (= |old(~pumpRunning~0)| 0)) (not (<= 1 ~waterLevel~0)) (not (= ~waterLevel~0 ~systemActive~0)) (not (<= ~waterLevel~0 1))) [2022-12-13 11:34:19,680 INFO L899 garLoopResultBuilder]: For program point waterRiseEXIT(lines 431 442) no Hoare annotation was computed. [2022-12-13 11:34:19,680 INFO L895 garLoopResultBuilder]: At program point $Ultimate##0(lines 431 442) the Hoare annotation is: (let ((.cse0 (not (= 1 ~systemActive~0))) (.cse1 (= |old(~waterLevel~0)| ~waterLevel~0))) (and (or (not (= ~pumpRunning~0 0)) .cse0 (not (<= 1 |old(~waterLevel~0)|)) .cse1) (or .cse0 .cse1 (not (<= 2 |old(~waterLevel~0)|))))) [2022-12-13 11:34:19,680 INFO L899 garLoopResultBuilder]: For program point L435-1(lines 431 442) no Hoare annotation was computed. [2022-12-13 11:34:19,680 INFO L895 garLoopResultBuilder]: At program point L188(line 188) the Hoare annotation is: (or (not (= 1 ~systemActive~0)) (not (<= 1 ~waterLevel~0)) (and (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= ~pumpRunning~0 0))) [2022-12-13 11:34:19,680 INFO L899 garLoopResultBuilder]: For program point L188-1(lines 169 193) no Hoare annotation was computed. [2022-12-13 11:34:19,680 INFO L899 garLoopResultBuilder]: For program point L337(lines 337 341) no Hoare annotation was computed. [2022-12-13 11:34:19,680 INFO L899 garLoopResultBuilder]: For program point L337-2(lines 337 341) no Hoare annotation was computed. [2022-12-13 11:34:19,680 INFO L895 garLoopResultBuilder]: At program point isLowWaterSensorDry_returnLabel#1(lines 510 518) the Hoare annotation is: (let ((.cse0 (not (= 1 ~systemActive~0))) (.cse1 (not (<= 1 ~waterLevel~0)))) (and (or .cse0 .cse1 (and (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= |processEnvironment__wrappee__methaneQuery_isLowWaterSensorDry_#res#1| 0))) (or (not (= |old(~pumpRunning~0)| 0)) .cse0 .cse1))) [2022-12-13 11:34:19,680 INFO L895 garLoopResultBuilder]: At program point $Ultimate##0(lines 169 193) the Hoare annotation is: (or (= ~pumpRunning~0 |old(~pumpRunning~0)|) (not (= 1 ~systemActive~0)) (not (<= 1 ~waterLevel~0))) [2022-12-13 11:34:19,681 INFO L895 garLoopResultBuilder]: At program point isLowWaterLevel_returnLabel#1(lines 328 346) the Hoare annotation is: (let ((.cse0 (not (= 1 ~systemActive~0))) (.cse1 (not (<= 1 ~waterLevel~0)))) (and (or .cse0 .cse1 (and (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= |processEnvironment__wrappee__methaneQuery_isLowWaterLevel_~tmp~5#1| 0) (<= 1 |processEnvironment__wrappee__methaneQuery_isLowWaterLevel_#res#1|) (= |processEnvironment__wrappee__methaneQuery_isLowWaterSensorDry_#res#1| 0) (<= 1 |processEnvironment__wrappee__methaneQuery_isLowWaterLevel_~tmp___0~1#1|))) (or (not (= |old(~pumpRunning~0)| 0)) .cse0 .cse1))) [2022-12-13 11:34:19,681 INFO L895 garLoopResultBuilder]: At program point L183(line 183) the Hoare annotation is: (or (not (= 1 ~systemActive~0)) (not (<= 1 ~waterLevel~0))) [2022-12-13 11:34:19,681 INFO L895 garLoopResultBuilder]: At program point L179(line 179) the Hoare annotation is: (let ((.cse0 (not (= 1 ~systemActive~0))) (.cse1 (not (<= 1 ~waterLevel~0)))) (and (or .cse0 .cse1 (and (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= |processEnvironment__wrappee__methaneQuery_isLowWaterLevel_~tmp~5#1| 0) (<= 1 |processEnvironment__wrappee__methaneQuery_isLowWaterLevel_#res#1|) (= |processEnvironment__wrappee__methaneQuery_isLowWaterSensorDry_#res#1| 0) (<= 1 |processEnvironment__wrappee__methaneQuery_isLowWaterLevel_~tmp___0~1#1|) (<= 1 |processEnvironment__wrappee__methaneQuery_~tmp~1#1|))) (or (not (= |old(~pumpRunning~0)| 0)) .cse0 .cse1))) [2022-12-13 11:34:19,681 INFO L899 garLoopResultBuilder]: For program point L177(lines 177 185) no Hoare annotation was computed. [2022-12-13 11:34:19,681 INFO L899 garLoopResultBuilder]: For program point L173(lines 173 190) no Hoare annotation was computed. [2022-12-13 11:34:19,681 INFO L899 garLoopResultBuilder]: For program point processEnvironment__wrappee__methaneQueryEXIT(lines 169 193) no Hoare annotation was computed. [2022-12-13 11:34:19,681 INFO L902 garLoopResultBuilder]: At program point isMethaneLevelCritical_returnLabel#1(lines 455 463) the Hoare annotation is: true [2022-12-13 11:34:19,681 INFO L899 garLoopResultBuilder]: For program point isMethaneAlarmEXIT(lines 253 263) no Hoare annotation was computed. [2022-12-13 11:34:19,681 INFO L902 garLoopResultBuilder]: At program point $Ultimate##0(lines 253 263) the Hoare annotation is: true [2022-12-13 11:34:19,681 INFO L899 garLoopResultBuilder]: For program point isMethaneAlarmFINAL(lines 253 263) no Hoare annotation was computed. [2022-12-13 11:34:19,684 INFO L445 BasicCegarLoop]: Path program histogram: [2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-12-13 11:34:19,685 INFO L178 ceAbstractionStarter]: Computing trace abstraction results [2022-12-13 11:34:19,704 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 13.12 11:34:19 BoogieIcfgContainer [2022-12-13 11:34:19,704 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2022-12-13 11:34:19,705 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2022-12-13 11:34:19,705 INFO L271 PluginConnector]: Initializing Witness Printer... [2022-12-13 11:34:19,705 INFO L275 PluginConnector]: Witness Printer initialized [2022-12-13 11:34:19,705 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.12 11:34:11" (3/4) ... [2022-12-13 11:34:19,708 INFO L137 WitnessPrinter]: Generating witness for correct program [2022-12-13 11:34:19,712 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure deactivatePump [2022-12-13 11:34:19,712 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure processEnvironment__wrappee__base [2022-12-13 11:34:19,712 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure changeMethaneLevel [2022-12-13 11:34:19,712 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure cleanup [2022-12-13 11:34:19,712 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure timeShift [2022-12-13 11:34:19,713 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure processEnvironment__wrappee__highWaterSensor [2022-12-13 11:34:19,713 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure waterRise [2022-12-13 11:34:19,713 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure processEnvironment__wrappee__methaneQuery [2022-12-13 11:34:19,713 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure isMethaneAlarm [2022-12-13 11:34:19,717 INFO L961 BoogieBacktranslator]: Reduced CFG by removing 26 nodes and edges [2022-12-13 11:34:19,717 INFO L961 BoogieBacktranslator]: Reduced CFG by removing 8 nodes and edges [2022-12-13 11:34:19,718 INFO L961 BoogieBacktranslator]: Reduced CFG by removing 4 nodes and edges [2022-12-13 11:34:19,718 INFO L961 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2022-12-13 11:34:19,718 INFO L961 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2022-12-13 11:34:19,734 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((!(\old(pumpRunning) == 0) || !(1 == systemActive)) || !(2 <= \old(waterLevel))) && ((!(1 == systemActive) || ((pumpRunning == \old(pumpRunning) && 1 <= waterLevel) && waterLevel <= \old(waterLevel))) || !(2 <= \old(waterLevel)))) && ((!(\old(pumpRunning) == 0) || !(1 == systemActive)) || !(\old(waterLevel) == systemActive)) [2022-12-13 11:34:19,735 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((2 <= waterLevel && waterLevel <= \old(waterLevel)) || ((pumpRunning == 0 && 1 <= waterLevel) && waterLevel <= \old(waterLevel))) || !(1 == systemActive)) || !(2 <= \old(waterLevel))) && ((((!(\old(pumpRunning) == 0) || (pumpRunning == 0 && \old(waterLevel) == waterLevel)) || !(1 == systemActive)) || !(1 <= \old(waterLevel))) || (2 <= waterLevel && \old(waterLevel) == waterLevel)) [2022-12-13 11:34:19,735 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((!(1 == systemActive) || ((2 <= waterLevel && 1 <= \result) && waterLevel <= \old(waterLevel))) || (((pumpRunning == 0 && 1 <= waterLevel) && 1 <= \result) && waterLevel <= \old(waterLevel))) || !(2 <= \old(waterLevel))) && ((((!(\old(pumpRunning) == 0) || !(1 == systemActive)) || ((pumpRunning == 0 && 1 <= \result) && \old(waterLevel) == waterLevel)) || !(1 <= \old(waterLevel))) || (2 <= waterLevel && \old(waterLevel) == waterLevel)) [2022-12-13 11:34:19,735 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((!(\old(pumpRunning) == 0) || !(1 == systemActive)) || !(1 <= \old(waterLevel))) || \old(waterLevel) == waterLevel) && (((!(\old(pumpRunning) == 0) || ((pumpRunning == 0 && 1 <= tmp) && 1 <= \result)) || !(1 == systemActive)) || !(\old(waterLevel) == systemActive))) && (((!(1 == systemActive) || ((((pumpRunning == 0 && 1 <= tmp) && 1 <= waterLevel) && 1 <= \result) && waterLevel <= \old(waterLevel))) || (((2 <= waterLevel && 1 <= tmp) && 1 <= \result) && waterLevel <= \old(waterLevel))) || !(2 <= \old(waterLevel))) [2022-12-13 11:34:19,736 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((!(1 == systemActive) || !(1 <= waterLevel)) || (pumpRunning == \old(pumpRunning) && \result == 0)) && ((!(\old(pumpRunning) == 0) || !(1 == systemActive)) || !(1 <= waterLevel)) [2022-12-13 11:34:19,736 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (!(1 == systemActive) || !(2 <= \old(waterLevel))) && ((!(\old(pumpRunning) == 0) || !(1 == systemActive)) || !(\old(waterLevel) == systemActive)) [2022-12-13 11:34:19,736 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((!(\old(pumpRunning) == 0) || !(1 <= waterLevel)) || !(waterLevel == systemActive)) || !(waterLevel <= 1) [2022-12-13 11:34:19,736 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((!(\old(pumpRunning) == 0) || !(1 == systemActive)) || !(1 <= waterLevel)) || (pumpRunning == 0 && 2 <= waterLevel)) || (1 <= \result && pumpRunning == 0) [2022-12-13 11:34:19,736 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((!(\old(pumpRunning) == 0) || !(1 <= waterLevel)) || !(waterLevel == systemActive)) || !(waterLevel <= 1) [2022-12-13 11:34:19,736 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((!(1 == systemActive) || !(1 <= waterLevel)) || ((((pumpRunning == \old(pumpRunning) && tmp == 0) && 1 <= \result) && \result == 0) && 1 <= tmp___0)) && ((!(\old(pumpRunning) == 0) || !(1 == systemActive)) || !(1 <= waterLevel)) [2022-12-13 11:34:19,736 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (!(1 == systemActive) || !(2 <= \old(waterLevel))) && ((!(\old(pumpRunning) == 0) || !(1 == systemActive)) || !(\old(waterLevel) == systemActive)) [2022-12-13 11:34:19,736 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((!(\old(pumpRunning) == 0) || !(1 == systemActive)) || !(1 <= waterLevel)) || (pumpRunning == 0 && 2 <= waterLevel)) || ((((1 <= \result && pumpRunning == 0) && 1 <= tmp) && \result == 0) && tmp___0 == 0) [2022-12-13 11:34:19,750 INFO L141 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed9bcb89-066d-4550-b705-5f7fa18822eb/bin/uautomizer-uyxdKDjOR8/witness.graphml [2022-12-13 11:34:19,751 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2022-12-13 11:34:19,751 INFO L158 Benchmark]: Toolchain (without parser) took 8996.83ms. Allocated memory was 148.9MB in the beginning and 180.4MB in the end (delta: 31.5MB). Free memory was 117.2MB in the beginning and 106.1MB in the end (delta: 11.1MB). Peak memory consumption was 44.2MB. Max. memory is 16.1GB. [2022-12-13 11:34:19,751 INFO L158 Benchmark]: CDTParser took 0.14ms. Allocated memory is still 148.9MB. Free memory is still 120.0MB. There was no memory consumed. Max. memory is 16.1GB. [2022-12-13 11:34:19,751 INFO L158 Benchmark]: CACSL2BoogieTranslator took 345.06ms. Allocated memory is still 148.9MB. Free memory was 116.7MB in the beginning and 97.9MB in the end (delta: 18.8MB). Peak memory consumption was 18.9MB. Max. memory is 16.1GB. [2022-12-13 11:34:19,752 INFO L158 Benchmark]: Boogie Procedure Inliner took 35.23ms. Allocated memory is still 148.9MB. Free memory was 97.9MB in the beginning and 95.8MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2022-12-13 11:34:19,752 INFO L158 Benchmark]: Boogie Preprocessor took 18.49ms. Allocated memory is still 148.9MB. Free memory was 95.8MB in the beginning and 94.2MB in the end (delta: 1.6MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2022-12-13 11:34:19,752 INFO L158 Benchmark]: RCFGBuilder took 347.59ms. Allocated memory is still 148.9MB. Free memory was 93.7MB in the beginning and 76.2MB in the end (delta: 17.5MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. [2022-12-13 11:34:19,752 INFO L158 Benchmark]: TraceAbstraction took 8198.05ms. Allocated memory was 148.9MB in the beginning and 180.4MB in the end (delta: 31.5MB). Free memory was 75.9MB in the beginning and 111.4MB in the end (delta: -35.5MB). Peak memory consumption was 65.3MB. Max. memory is 16.1GB. [2022-12-13 11:34:19,753 INFO L158 Benchmark]: Witness Printer took 45.85ms. Allocated memory is still 180.4MB. Free memory was 111.4MB in the beginning and 106.1MB in the end (delta: 5.2MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. [2022-12-13 11:34:19,755 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.14ms. Allocated memory is still 148.9MB. Free memory is still 120.0MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 345.06ms. Allocated memory is still 148.9MB. Free memory was 116.7MB in the beginning and 97.9MB in the end (delta: 18.8MB). Peak memory consumption was 18.9MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 35.23ms. Allocated memory is still 148.9MB. Free memory was 97.9MB in the beginning and 95.8MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 18.49ms. Allocated memory is still 148.9MB. Free memory was 95.8MB in the beginning and 94.2MB in the end (delta: 1.6MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 347.59ms. Allocated memory is still 148.9MB. Free memory was 93.7MB in the beginning and 76.2MB in the end (delta: 17.5MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. * TraceAbstraction took 8198.05ms. Allocated memory was 148.9MB in the beginning and 180.4MB in the end (delta: 31.5MB). Free memory was 75.9MB in the beginning and 111.4MB in the end (delta: -35.5MB). Peak memory consumption was 65.3MB. Max. memory is 16.1GB. * Witness Printer took 45.85ms. Allocated memory is still 180.4MB. Free memory was 111.4MB in the beginning and 106.1MB in the end (delta: 5.2MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: ErrorAutomatonStatistics NumberErrorTraces: 0, NumberStatementsAllTraces: 0, NumberRelevantStatements: 0, 0.0s ErrorAutomatonConstructionTimeTotal, 0.0s FaulLocalizationTime, NumberStatementsFirstTrace: -1, TraceLengthAvg: 0, 0.0s ErrorAutomatonConstructionTimeAvg, 0.0s ErrorAutomatonDifferenceTimeAvg, 0.0s ErrorAutomatonDifferenceTimeTotal, NumberOfNoEnhancement: 0, NumberOfFiniteEnhancement: 0, NumberOfInfiniteEnhancement: 0 - PositiveResult [Line: 54]: 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 10 procedures, 103 locations, 1 error locations. Started 1 CEGAR loops. OverallTime: 8.1s, OverallIterations: 12, TraceHistogramMax: 3, PathProgramHistogramMax: 2, EmptinessCheckTime: 0.0s, AutomataDifference: 2.8s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 1.5s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 2173 SdHoareTripleChecker+Valid, 1.6s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 2135 mSDsluCounter, 3833 SdHoareTripleChecker+Invalid, 1.3s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 2649 mSDsCounter, 681 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 2615 IncrementalHoareTripleChecker+Invalid, 3296 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 681 mSolverCounterUnsat, 1184 mSDtfsCounter, 2615 mSolverCounterSat, 0.1s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 881 GetRequests, 740 SyntacticMatches, 13 SemanticMatches, 128 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 530 ImplicationChecksByTransitivity, 0.7s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=826occurred in iteration=11, InterpolantAutomatonStates: 121, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: 0.4s AutomataMinimizationTime, 12 MinimizatonAttempts, 301 StatesRemovedByMinimization, 8 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 48 LocationsWithAnnotation, 1939 PreInvPairs, 2059 NumberOfFragments, 1054 HoareAnnotationTreeSize, 1939 FomulaSimplifications, 4274 FormulaSimplificationTreeSizeReduction, 0.3s HoareSimplificationTime, 48 FomulaSimplificationsInter, 7510 FormulaSimplificationTreeSizeReductionInter, 1.2s HoareSimplificationTimeInter, RefinementEngineStatistics: TRACE_CHECK: 0.1s SsaConstructionTime, 0.3s SatisfiabilityAnalysisTime, 1.9s InterpolantComputationTime, 1296 NumberOfCodeBlocks, 1296 NumberOfCodeBlocksAsserted, 17 NumberOfCheckSat, 1380 ConstructedInterpolants, 0 QuantifiedInterpolants, 2535 SizeOfPredicates, 11 NumberOfNonLiveVariables, 1607 ConjunctsInSsa, 27 ConjunctsInUnsatCore, 17 InterpolantComputations, 11 PerfectInterpolantSequences, 486/548 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 1 specifications checked. All of them hold - InvariantResult [Line: 195]: Loop Invariant Derived loop invariant: ((((2 <= waterLevel && waterLevel <= \old(waterLevel)) || ((pumpRunning == 0 && 1 <= waterLevel) && waterLevel <= \old(waterLevel))) || !(1 == systemActive)) || !(2 <= \old(waterLevel))) && ((((!(\old(pumpRunning) == 0) || (pumpRunning == 0 && \old(waterLevel) == waterLevel)) || !(1 == systemActive)) || !(1 <= \old(waterLevel))) || (2 <= waterLevel && \old(waterLevel) == waterLevel)) - InvariantResult [Line: 455]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 967]: Loop Invariant Derived loop invariant: (pumpRunning == 0 && 1 == systemActive) && waterLevel == systemActive - InvariantResult [Line: 220]: Loop Invariant Derived loop invariant: ((!(\old(pumpRunning) == 0) || !(1 <= waterLevel)) || !(waterLevel == systemActive)) || !(waterLevel <= 1) - InvariantResult [Line: 913]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 419]: Loop Invariant Derived loop invariant: (((!(\old(pumpRunning) == 0) || !(1 == systemActive)) || !(2 <= \old(waterLevel))) && ((!(1 == systemActive) || ((pumpRunning == \old(pumpRunning) && 1 <= waterLevel) && waterLevel <= \old(waterLevel))) || !(2 <= \old(waterLevel)))) && ((!(\old(pumpRunning) == 0) || !(1 == systemActive)) || !(\old(waterLevel) == systemActive)) - InvariantResult [Line: 50]: Loop Invariant Derived loop invariant: (!(1 == systemActive) || !(2 <= \old(waterLevel))) && ((!(\old(pumpRunning) == 0) || !(1 == systemActive)) || !(\old(waterLevel) == systemActive)) - InvariantResult [Line: 73]: Loop Invariant Derived loop invariant: (pumpRunning == 0 && 1 == systemActive) && waterLevel == systemActive - InvariantResult [Line: 487]: Loop Invariant Derived loop invariant: (((!(1 == systemActive) || ((2 <= waterLevel && 1 <= \result) && waterLevel <= \old(waterLevel))) || (((pumpRunning == 0 && 1 <= waterLevel) && 1 <= \result) && waterLevel <= \old(waterLevel))) || !(2 <= \old(waterLevel))) && ((((!(\old(pumpRunning) == 0) || !(1 == systemActive)) || ((pumpRunning == 0 && 1 <= \result) && \old(waterLevel) == waterLevel)) || !(1 <= \old(waterLevel))) || (2 <= waterLevel && \old(waterLevel) == waterLevel)) - InvariantResult [Line: 87]: Loop Invariant Derived loop invariant: (pumpRunning == 0 && 1 == systemActive) && waterLevel == systemActive - InvariantResult [Line: 80]: Loop Invariant Derived loop invariant: (pumpRunning == 0 && 1 == systemActive) && waterLevel == systemActive - InvariantResult [Line: 328]: Loop Invariant Derived loop invariant: ((!(1 == systemActive) || !(1 <= waterLevel)) || ((((pumpRunning == \old(pumpRunning) && tmp == 0) && 1 <= \result) && \result == 0) && 1 <= tmp___0)) && ((!(\old(pumpRunning) == 0) || !(1 == systemActive)) || !(1 <= waterLevel)) - InvariantResult [Line: 520]: Loop Invariant Derived loop invariant: ((((!(\old(pumpRunning) == 0) || !(1 == systemActive)) || !(1 <= \old(waterLevel))) || \old(waterLevel) == waterLevel) && (((!(\old(pumpRunning) == 0) || ((pumpRunning == 0 && 1 <= tmp) && 1 <= \result)) || !(1 == systemActive)) || !(\old(waterLevel) == systemActive))) && (((!(1 == systemActive) || ((((pumpRunning == 0 && 1 <= tmp) && 1 <= waterLevel) && 1 <= \result) && waterLevel <= \old(waterLevel))) || (((2 <= waterLevel && 1 <= tmp) && 1 <= \result) && waterLevel <= \old(waterLevel))) || !(2 <= \old(waterLevel))) - InvariantResult [Line: 510]: Loop Invariant Derived loop invariant: ((!(1 == systemActive) || !(1 <= waterLevel)) || (pumpRunning == \old(pumpRunning) && \result == 0)) && ((!(\old(pumpRunning) == 0) || !(1 == systemActive)) || !(1 <= waterLevel)) - InvariantResult [Line: 984]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 264]: Loop Invariant Derived loop invariant: (!(1 == systemActive) || !(2 <= \old(waterLevel))) && ((!(\old(pumpRunning) == 0) || !(1 == systemActive)) || !(\old(waterLevel) == systemActive)) - InvariantResult [Line: 360]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 496]: Loop Invariant Derived loop invariant: (((!(\old(pumpRunning) == 0) || !(1 == systemActive)) || !(1 <= waterLevel)) || (pumpRunning == 0 && 2 <= waterLevel)) || (1 <= \result && pumpRunning == 0) - InvariantResult [Line: 351]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 228]: Loop Invariant Derived loop invariant: ((!(\old(pumpRunning) == 0) || !(1 <= waterLevel)) || !(waterLevel == systemActive)) || !(waterLevel <= 1) - InvariantResult [Line: 309]: Loop Invariant Derived loop invariant: (((!(\old(pumpRunning) == 0) || !(1 == systemActive)) || !(1 <= waterLevel)) || (pumpRunning == 0 && 2 <= waterLevel)) || ((((1 <= \result && pumpRunning == 0) && 1 <= tmp) && \result == 0) && tmp___0 == 0) - InvariantResult [Line: 361]: Loop Invariant Derived loop invariant: ((2 <= waterLevel && 1 == systemActive) && splverifierCounter == 0) || (((pumpRunning == 0 && 1 == systemActive) && splverifierCounter == 0) && 1 <= waterLevel) - InvariantResult [Line: 974]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 923]: Loop Invariant Derived loop invariant: 1 RESULT: Ultimate proved your program to be correct! [2022-12-13 11:34:19,775 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed9bcb89-066d-4550-b705-5f7fa18822eb/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Ended with exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Writing output log to file Ultimate.log Result: TRUE