./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/product-lines/minepump_spec2_productSimulator.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_cb720f2a-a35d-4580-9394-b17115962719/bin/uautomizer-uyxdKDjOR8/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cb720f2a-a35d-4580-9394-b17115962719/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_cb720f2a-a35d-4580-9394-b17115962719/bin/uautomizer-uyxdKDjOR8/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cb720f2a-a35d-4580-9394-b17115962719/bin/uautomizer-uyxdKDjOR8/config/AutomizerReach.xml -i ../../sv-benchmarks/c/product-lines/minepump_spec2_productSimulator.cil.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cb720f2a-a35d-4580-9394-b17115962719/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_cb720f2a-a35d-4580-9394-b17115962719/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 4f3466b08a64c7fddf78a299dda71b27bda6ead813da06152b5ee1cea2f1c203 --- 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 13:11:24,277 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-12-13 13:11:24,279 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-12-13 13:11:24,300 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-12-13 13:11:24,300 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-12-13 13:11:24,301 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-12-13 13:11:24,302 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-12-13 13:11:24,304 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-12-13 13:11:24,306 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-12-13 13:11:24,306 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-12-13 13:11:24,307 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-12-13 13:11:24,309 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-12-13 13:11:24,309 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-12-13 13:11:24,310 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-12-13 13:11:24,311 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-12-13 13:11:24,312 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-12-13 13:11:24,313 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-12-13 13:11:24,314 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-12-13 13:11:24,315 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-12-13 13:11:24,317 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-12-13 13:11:24,319 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-12-13 13:11:24,320 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-12-13 13:11:24,321 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-12-13 13:11:24,322 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-12-13 13:11:24,325 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-12-13 13:11:24,326 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-12-13 13:11:24,326 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-12-13 13:11:24,327 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-12-13 13:11:24,327 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-12-13 13:11:24,328 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-12-13 13:11:24,329 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-12-13 13:11:24,329 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-12-13 13:11:24,330 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-12-13 13:11:24,331 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-12-13 13:11:24,332 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-12-13 13:11:24,332 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-12-13 13:11:24,333 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-12-13 13:11:24,333 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-12-13 13:11:24,333 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-12-13 13:11:24,334 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-12-13 13:11:24,335 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-12-13 13:11:24,335 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cb720f2a-a35d-4580-9394-b17115962719/bin/uautomizer-uyxdKDjOR8/config/svcomp-Reach-32bit-Automizer_Default.epf [2022-12-13 13:11:24,356 INFO L113 SettingsManager]: Loading preferences was successful [2022-12-13 13:11:24,356 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-12-13 13:11:24,356 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2022-12-13 13:11:24,357 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2022-12-13 13:11:24,357 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-12-13 13:11:24,358 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2022-12-13 13:11:24,358 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-12-13 13:11:24,358 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-12-13 13:11:24,359 INFO L138 SettingsManager]: * Use SBE=true [2022-12-13 13:11:24,359 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-12-13 13:11:24,359 INFO L138 SettingsManager]: * sizeof long=4 [2022-12-13 13:11:24,359 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-12-13 13:11:24,359 INFO L138 SettingsManager]: * sizeof POINTER=4 [2022-12-13 13:11:24,360 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-12-13 13:11:24,360 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-12-13 13:11:24,360 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-12-13 13:11:24,360 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-12-13 13:11:24,360 INFO L138 SettingsManager]: * sizeof long double=12 [2022-12-13 13:11:24,361 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-12-13 13:11:24,361 INFO L138 SettingsManager]: * Use constant arrays=true [2022-12-13 13:11:24,361 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-12-13 13:11:24,361 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-12-13 13:11:24,361 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2022-12-13 13:11:24,362 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2022-12-13 13:11:24,362 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-12-13 13:11:24,362 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-12-13 13:11:24,362 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-12-13 13:11:24,362 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-12-13 13:11:24,363 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2022-12-13 13:11:24,363 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-12-13 13:11:24,363 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2022-12-13 13:11:24,363 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-12-13 13:11:24,363 INFO L138 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2022-12-13 13:11:24,364 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2022-12-13 13:11:24,364 INFO L138 SettingsManager]: * Independence relation used for large block encoding in concurrent analysis=SYNTACTIC [2022-12-13 13:11:24,364 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_cb720f2a-a35d-4580-9394-b17115962719/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cb720f2a-a35d-4580-9394-b17115962719/bin/uautomizer-uyxdKDjOR8 Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 4f3466b08a64c7fddf78a299dda71b27bda6ead813da06152b5ee1cea2f1c203 [2022-12-13 13:11:24,562 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-12-13 13:11:24,580 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-12-13 13:11:24,583 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-12-13 13:11:24,584 INFO L271 PluginConnector]: Initializing CDTParser... [2022-12-13 13:11:24,584 INFO L275 PluginConnector]: CDTParser initialized [2022-12-13 13:11:24,586 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cb720f2a-a35d-4580-9394-b17115962719/bin/uautomizer-uyxdKDjOR8/../../sv-benchmarks/c/product-lines/minepump_spec2_productSimulator.cil.c [2022-12-13 13:11:27,092 INFO L500 CDTParser]: Created temporary CDT project at NULL [2022-12-13 13:11:27,280 INFO L351 CDTParser]: Found 1 translation units. [2022-12-13 13:11:27,281 INFO L172 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cb720f2a-a35d-4580-9394-b17115962719/sv-benchmarks/c/product-lines/minepump_spec2_productSimulator.cil.c [2022-12-13 13:11:27,289 INFO L394 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cb720f2a-a35d-4580-9394-b17115962719/bin/uautomizer-uyxdKDjOR8/data/8d5c6f6e0/64f92e4fd0e94250ac720c77de77e608/FLAG8b978f897 [2022-12-13 13:11:27,667 INFO L402 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cb720f2a-a35d-4580-9394-b17115962719/bin/uautomizer-uyxdKDjOR8/data/8d5c6f6e0/64f92e4fd0e94250ac720c77de77e608 [2022-12-13 13:11:27,669 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-12-13 13:11:27,671 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-12-13 13:11:27,672 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-12-13 13:11:27,672 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-12-13 13:11:27,676 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-12-13 13:11:27,677 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.12 01:11:27" (1/1) ... [2022-12-13 13:11:27,678 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@2b2157c1 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.12 01:11:27, skipping insertion in model container [2022-12-13 13:11:27,678 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.12 01:11:27" (1/1) ... [2022-12-13 13:11:27,687 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-12-13 13:11:27,715 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-12-13 13:11:27,886 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_cb720f2a-a35d-4580-9394-b17115962719/sv-benchmarks/c/product-lines/minepump_spec2_productSimulator.cil.c[20836,20849] [2022-12-13 13:11:27,891 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-12-13 13:11:27,900 INFO L203 MainTranslator]: Completed pre-run [2022-12-13 13:11:27,947 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_cb720f2a-a35d-4580-9394-b17115962719/sv-benchmarks/c/product-lines/minepump_spec2_productSimulator.cil.c[20836,20849] [2022-12-13 13:11:27,949 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-12-13 13:11:27,962 INFO L208 MainTranslator]: Completed translation [2022-12-13 13:11:27,962 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.12 01:11:27 WrapperNode [2022-12-13 13:11:27,963 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-12-13 13:11:27,963 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-12-13 13:11:27,963 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-12-13 13:11:27,963 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-12-13 13:11:27,968 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.12 01:11:27" (1/1) ... [2022-12-13 13:11:27,978 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.12 01:11:27" (1/1) ... [2022-12-13 13:11:27,995 INFO L138 Inliner]: procedures = 64, calls = 122, calls flagged for inlining = 28, calls inlined = 25, statements flattened = 282 [2022-12-13 13:11:27,996 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-12-13 13:11:27,996 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-12-13 13:11:27,996 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-12-13 13:11:27,996 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-12-13 13:11:28,003 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.12 01:11:27" (1/1) ... [2022-12-13 13:11:28,003 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.12 01:11:27" (1/1) ... [2022-12-13 13:11:28,005 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.12 01:11:27" (1/1) ... [2022-12-13 13:11:28,005 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.12 01:11:27" (1/1) ... [2022-12-13 13:11:28,009 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.12 01:11:27" (1/1) ... [2022-12-13 13:11:28,012 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.12 01:11:27" (1/1) ... [2022-12-13 13:11:28,013 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.12 01:11:27" (1/1) ... [2022-12-13 13:11:28,014 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.12 01:11:27" (1/1) ... [2022-12-13 13:11:28,016 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-12-13 13:11:28,016 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-12-13 13:11:28,017 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-12-13 13:11:28,017 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-12-13 13:11:28,017 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.12 01:11:27" (1/1) ... [2022-12-13 13:11:28,022 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-12-13 13:11:28,031 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cb720f2a-a35d-4580-9394-b17115962719/bin/uautomizer-uyxdKDjOR8/z3 [2022-12-13 13:11:28,040 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cb720f2a-a35d-4580-9394-b17115962719/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2022-12-13 13:11:28,042 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cb720f2a-a35d-4580-9394-b17115962719/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2022-12-13 13:11:28,069 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-12-13 13:11:28,069 INFO L130 BoogieDeclarations]: Found specification of procedure activatePump__before__methaneQuery [2022-12-13 13:11:28,069 INFO L138 BoogieDeclarations]: Found implementation of procedure activatePump__before__methaneQuery [2022-12-13 13:11:28,069 INFO L130 BoogieDeclarations]: Found specification of procedure cleanup [2022-12-13 13:11:28,070 INFO L138 BoogieDeclarations]: Found implementation of procedure cleanup [2022-12-13 13:11:28,070 INFO L130 BoogieDeclarations]: Found specification of procedure timeShift [2022-12-13 13:11:28,070 INFO L138 BoogieDeclarations]: Found implementation of procedure timeShift [2022-12-13 13:11:28,070 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneLevelCritical [2022-12-13 13:11:28,070 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneLevelCritical [2022-12-13 13:11:28,070 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__before__highWaterSensor [2022-12-13 13:11:28,070 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__before__highWaterSensor [2022-12-13 13:11:28,070 INFO L130 BoogieDeclarations]: Found specification of procedure waterRise [2022-12-13 13:11:28,070 INFO L138 BoogieDeclarations]: Found implementation of procedure waterRise [2022-12-13 13:11:28,070 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__before__methaneAlarm [2022-12-13 13:11:28,070 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__before__methaneAlarm [2022-12-13 13:11:28,070 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__before__lowWaterSensor [2022-12-13 13:11:28,071 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__before__lowWaterSensor [2022-12-13 13:11:28,071 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneAlarm [2022-12-13 13:11:28,071 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneAlarm [2022-12-13 13:11:28,071 INFO L130 BoogieDeclarations]: Found specification of procedure deactivatePump [2022-12-13 13:11:28,071 INFO L138 BoogieDeclarations]: Found implementation of procedure deactivatePump [2022-12-13 13:11:28,071 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2022-12-13 13:11:28,071 INFO L130 BoogieDeclarations]: Found specification of procedure select_one [2022-12-13 13:11:28,071 INFO L138 BoogieDeclarations]: Found implementation of procedure select_one [2022-12-13 13:11:28,071 INFO L130 BoogieDeclarations]: Found specification of procedure changeMethaneLevel [2022-12-13 13:11:28,072 INFO L138 BoogieDeclarations]: Found implementation of procedure changeMethaneLevel [2022-12-13 13:11:28,072 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-12-13 13:11:28,072 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-12-13 13:11:28,131 INFO L235 CfgBuilder]: Building ICFG [2022-12-13 13:11:28,132 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2022-12-13 13:11:28,386 INFO L276 CfgBuilder]: Performing block encoding [2022-12-13 13:11:28,392 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-12-13 13:11:28,392 INFO L300 CfgBuilder]: Removed 2 assume(true) statements. [2022-12-13 13:11:28,393 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.12 01:11:28 BoogieIcfgContainer [2022-12-13 13:11:28,394 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-12-13 13:11:28,396 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2022-12-13 13:11:28,396 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2022-12-13 13:11:28,399 INFO L275 PluginConnector]: TraceAbstraction initialized [2022-12-13 13:11:28,399 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 13.12 01:11:27" (1/3) ... [2022-12-13 13:11:28,400 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@7aecfcae and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 13.12 01:11:28, skipping insertion in model container [2022-12-13 13:11:28,400 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.12 01:11:27" (2/3) ... [2022-12-13 13:11:28,400 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@7aecfcae and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 13.12 01:11:28, skipping insertion in model container [2022-12-13 13:11:28,401 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.12 01:11:28" (3/3) ... [2022-12-13 13:11:28,402 INFO L112 eAbstractionObserver]: Analyzing ICFG minepump_spec2_productSimulator.cil.c [2022-12-13 13:11:28,420 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2022-12-13 13:11:28,420 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2022-12-13 13:11:28,467 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2022-12-13 13:11:28,474 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;@3f77ad80, mLbeIndependenceSettings=[IndependenceType=SYNTACTIC, AbstractionType=NONE, UseConditional=, UseSemiCommutativity=, Solver=, SolverTimeout=] [2022-12-13 13:11:28,474 INFO L358 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2022-12-13 13:11:28,478 INFO L276 IsEmpty]: Start isEmpty. Operand has 145 states, 101 states have (on average 1.3663366336633664) internal successors, (138), 117 states have internal predecessors, (138), 30 states have call successors, (30), 12 states have call predecessors, (30), 12 states have return successors, (30), 25 states have call predecessors, (30), 30 states have call successors, (30) [2022-12-13 13:11:28,490 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 56 [2022-12-13 13:11:28,490 INFO L187 NwaCegarLoop]: Found error trace [2022-12-13 13:11:28,490 INFO L195 NwaCegarLoop]: trace histogram [6, 6, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 13:11:28,491 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting timeShiftErr0ASSERT_VIOLATIONERROR_FUNCTION === [timeShiftErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-12-13 13:11:28,496 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-12-13 13:11:28,496 INFO L85 PathProgramCache]: Analyzing trace with hash -1445607289, now seen corresponding path program 1 times [2022-12-13 13:11:28,505 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-12-13 13:11:28,505 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [651221557] [2022-12-13 13:11:28,505 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-12-13 13:11:28,506 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-13 13:11:28,615 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 13:11:28,679 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2022-12-13 13:11:28,681 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 13:11:28,685 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2022-12-13 13:11:28,687 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 13:11:28,689 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 13 [2022-12-13 13:11:28,691 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 13:11:28,694 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2022-12-13 13:11:28,695 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 13:11:28,698 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2022-12-13 13:11:28,699 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 13:11:28,702 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 28 [2022-12-13 13:11:28,703 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 13:11:28,706 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 45 [2022-12-13 13:11:28,707 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 13:11:28,709 INFO L134 CoverageAnalysis]: Checked inductivity of 45 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 45 trivial. 0 not checked. [2022-12-13 13:11:28,710 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-12-13 13:11:28,710 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [651221557] [2022-12-13 13:11:28,710 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [651221557] provided 1 perfect and 0 imperfect interpolant sequences [2022-12-13 13:11:28,710 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-12-13 13:11:28,710 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2022-12-13 13:11:28,712 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1235008936] [2022-12-13 13:11:28,712 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-12-13 13:11:28,716 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2022-12-13 13:11:28,716 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-12-13 13:11:28,736 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2022-12-13 13:11:28,737 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2022-12-13 13:11:28,739 INFO L87 Difference]: Start difference. First operand has 145 states, 101 states have (on average 1.3663366336633664) internal successors, (138), 117 states have internal predecessors, (138), 30 states have call successors, (30), 12 states have call predecessors, (30), 12 states have return successors, (30), 25 states have call predecessors, (30), 30 states have call successors, (30) Second operand has 2 states, 2 states have (on average 14.5) internal successors, (29), 2 states have internal predecessors, (29), 2 states have call successors, (9), 2 states have call predecessors, (9), 1 states have return successors, (7), 2 states have call predecessors, (7), 2 states have call successors, (7) [2022-12-13 13:11:28,767 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-12-13 13:11:28,767 INFO L93 Difference]: Finished difference Result 266 states and 370 transitions. [2022-12-13 13:11:28,768 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-12-13 13:11:28,769 INFO L78 Accepts]: Start accepts. Automaton has has 2 states, 2 states have (on average 14.5) internal successors, (29), 2 states have internal predecessors, (29), 2 states have call successors, (9), 2 states have call predecessors, (9), 1 states have return successors, (7), 2 states have call predecessors, (7), 2 states have call successors, (7) Word has length 55 [2022-12-13 13:11:28,769 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-12-13 13:11:28,775 INFO L225 Difference]: With dead ends: 266 [2022-12-13 13:11:28,776 INFO L226 Difference]: Without dead ends: 136 [2022-12-13 13:11:28,778 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 16 GetRequests, 16 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 13:11:28,780 INFO L413 NwaCegarLoop]: 192 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, 192 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 13:11:28,781 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 192 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 0 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2022-12-13 13:11:28,793 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 136 states. [2022-12-13 13:11:28,810 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 136 to 136. [2022-12-13 13:11:28,811 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 136 states, 94 states have (on average 1.3191489361702127) internal successors, (124), 109 states have internal predecessors, (124), 30 states have call successors, (30), 12 states have call predecessors, (30), 11 states have return successors, (29), 24 states have call predecessors, (29), 29 states have call successors, (29) [2022-12-13 13:11:28,813 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 136 states to 136 states and 183 transitions. [2022-12-13 13:11:28,814 INFO L78 Accepts]: Start accepts. Automaton has 136 states and 183 transitions. Word has length 55 [2022-12-13 13:11:28,815 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-12-13 13:11:28,815 INFO L495 AbstractCegarLoop]: Abstraction has 136 states and 183 transitions. [2022-12-13 13:11:28,815 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 14.5) internal successors, (29), 2 states have internal predecessors, (29), 2 states have call successors, (9), 2 states have call predecessors, (9), 1 states have return successors, (7), 2 states have call predecessors, (7), 2 states have call successors, (7) [2022-12-13 13:11:28,816 INFO L276 IsEmpty]: Start isEmpty. Operand 136 states and 183 transitions. [2022-12-13 13:11:28,817 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 57 [2022-12-13 13:11:28,818 INFO L187 NwaCegarLoop]: Found error trace [2022-12-13 13:11:28,818 INFO L195 NwaCegarLoop]: trace histogram [6, 6, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 13:11:28,818 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2022-12-13 13:11:28,818 INFO L420 AbstractCegarLoop]: === Iteration 2 === Targeting timeShiftErr0ASSERT_VIOLATIONERROR_FUNCTION === [timeShiftErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-12-13 13:11:28,819 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-12-13 13:11:28,819 INFO L85 PathProgramCache]: Analyzing trace with hash -878158854, now seen corresponding path program 1 times [2022-12-13 13:11:28,819 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-12-13 13:11:28,819 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [274104738] [2022-12-13 13:11:28,819 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-12-13 13:11:28,820 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-13 13:11:28,840 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 13:11:28,897 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2022-12-13 13:11:28,898 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 13:11:28,900 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2022-12-13 13:11:28,902 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 13:11:28,904 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 13 [2022-12-13 13:11:28,905 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 13:11:28,907 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2022-12-13 13:11:28,908 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 13:11:28,910 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2022-12-13 13:11:28,911 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 13:11:28,913 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 28 [2022-12-13 13:11:28,914 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 13:11:28,916 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 46 [2022-12-13 13:11:28,917 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 13:11:28,919 INFO L134 CoverageAnalysis]: Checked inductivity of 45 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 45 trivial. 0 not checked. [2022-12-13 13:11:28,919 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-12-13 13:11:28,919 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [274104738] [2022-12-13 13:11:28,919 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [274104738] provided 1 perfect and 0 imperfect interpolant sequences [2022-12-13 13:11:28,920 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-12-13 13:11:28,920 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2022-12-13 13:11:28,920 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2126388209] [2022-12-13 13:11:28,920 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-12-13 13:11:28,921 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-12-13 13:11:28,921 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-12-13 13:11:28,922 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-12-13 13:11:28,922 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-12-13 13:11:28,922 INFO L87 Difference]: Start difference. First operand 136 states and 183 transitions. Second operand has 3 states, 3 states have (on average 10.0) internal successors, (30), 3 states have internal predecessors, (30), 2 states have call successors, (9), 2 states have call predecessors, (9), 1 states have return successors, (7), 2 states have call predecessors, (7), 2 states have call successors, (7) [2022-12-13 13:11:28,940 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-12-13 13:11:28,940 INFO L93 Difference]: Finished difference Result 215 states and 290 transitions. [2022-12-13 13:11:28,941 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-12-13 13:11:28,941 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 10.0) internal successors, (30), 3 states have internal predecessors, (30), 2 states have call successors, (9), 2 states have call predecessors, (9), 1 states have return successors, (7), 2 states have call predecessors, (7), 2 states have call successors, (7) Word has length 56 [2022-12-13 13:11:28,941 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-12-13 13:11:28,942 INFO L225 Difference]: With dead ends: 215 [2022-12-13 13:11:28,942 INFO L226 Difference]: Without dead ends: 127 [2022-12-13 13:11:28,943 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 17 GetRequests, 16 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 13:11:28,944 INFO L413 NwaCegarLoop]: 170 mSDtfsCounter, 21 mSDsluCounter, 144 mSDsCounter, 0 mSdLazyCounter, 1 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 25 SdHoareTripleChecker+Valid, 314 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 13:11:28,944 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [25 Valid, 314 Invalid, 1 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 1 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2022-12-13 13:11:28,945 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 127 states. [2022-12-13 13:11:28,952 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 127 to 127. [2022-12-13 13:11:28,952 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 127 states, 88 states have (on average 1.3295454545454546) internal successors, (117), 103 states have internal predecessors, (117), 27 states have call successors, (27), 11 states have call predecessors, (27), 11 states have return successors, (27), 22 states have call predecessors, (27), 27 states have call successors, (27) [2022-12-13 13:11:28,953 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 127 states to 127 states and 171 transitions. [2022-12-13 13:11:28,954 INFO L78 Accepts]: Start accepts. Automaton has 127 states and 171 transitions. Word has length 56 [2022-12-13 13:11:28,954 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-12-13 13:11:28,954 INFO L495 AbstractCegarLoop]: Abstraction has 127 states and 171 transitions. [2022-12-13 13:11:28,954 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 10.0) internal successors, (30), 3 states have internal predecessors, (30), 2 states have call successors, (9), 2 states have call predecessors, (9), 1 states have return successors, (7), 2 states have call predecessors, (7), 2 states have call successors, (7) [2022-12-13 13:11:28,954 INFO L276 IsEmpty]: Start isEmpty. Operand 127 states and 171 transitions. [2022-12-13 13:11:28,955 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 62 [2022-12-13 13:11:28,956 INFO L187 NwaCegarLoop]: Found error trace [2022-12-13 13:11:28,956 INFO L195 NwaCegarLoop]: trace histogram [6, 6, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 13:11:28,956 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2022-12-13 13:11:28,956 INFO L420 AbstractCegarLoop]: === Iteration 3 === Targeting timeShiftErr0ASSERT_VIOLATIONERROR_FUNCTION === [timeShiftErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-12-13 13:11:28,956 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-12-13 13:11:28,957 INFO L85 PathProgramCache]: Analyzing trace with hash -696247410, now seen corresponding path program 1 times [2022-12-13 13:11:28,957 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-12-13 13:11:28,957 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [368198843] [2022-12-13 13:11:28,957 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-12-13 13:11:28,957 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-13 13:11:28,972 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 13:11:29,042 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2022-12-13 13:11:29,044 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 13:11:29,048 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2022-12-13 13:11:29,050 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 13:11:29,053 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 13 [2022-12-13 13:11:29,056 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 13:11:29,059 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2022-12-13 13:11:29,061 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 13:11:29,064 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2022-12-13 13:11:29,065 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 13:11:29,068 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 28 [2022-12-13 13:11:29,069 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 13:11:29,072 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 51 [2022-12-13 13:11:29,073 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 13:11:29,074 INFO L134 CoverageAnalysis]: Checked inductivity of 45 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 45 trivial. 0 not checked. [2022-12-13 13:11:29,074 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-12-13 13:11:29,074 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [368198843] [2022-12-13 13:11:29,075 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [368198843] provided 1 perfect and 0 imperfect interpolant sequences [2022-12-13 13:11:29,075 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-12-13 13:11:29,075 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2022-12-13 13:11:29,075 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1688735306] [2022-12-13 13:11:29,075 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-12-13 13:11:29,075 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-12-13 13:11:29,075 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-12-13 13:11:29,076 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-12-13 13:11:29,076 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-12-13 13:11:29,076 INFO L87 Difference]: Start difference. First operand 127 states and 171 transitions. Second operand has 3 states, 3 states have (on average 12.0) internal successors, (36), 3 states have internal predecessors, (36), 2 states have call successors, (8), 2 states have call predecessors, (8), 1 states have return successors, (7), 2 states have call predecessors, (7), 2 states have call successors, (7) [2022-12-13 13:11:29,111 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-12-13 13:11:29,111 INFO L93 Difference]: Finished difference Result 333 states and 456 transitions. [2022-12-13 13:11:29,111 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-12-13 13:11:29,112 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 12.0) internal successors, (36), 3 states have internal predecessors, (36), 2 states have call successors, (8), 2 states have call predecessors, (8), 1 states have return successors, (7), 2 states have call predecessors, (7), 2 states have call successors, (7) Word has length 61 [2022-12-13 13:11:29,112 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-12-13 13:11:29,113 INFO L225 Difference]: With dead ends: 333 [2022-12-13 13:11:29,113 INFO L226 Difference]: Without dead ends: 229 [2022-12-13 13:11:29,114 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 16 GetRequests, 15 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 13:11:29,115 INFO L413 NwaCegarLoop]: 210 mSDtfsCounter, 136 mSDsluCounter, 138 mSDsCounter, 0 mSdLazyCounter, 4 mSolverCounterSat, 2 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 136 SdHoareTripleChecker+Valid, 348 SdHoareTripleChecker+Invalid, 6 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 2 IncrementalHoareTripleChecker+Valid, 4 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2022-12-13 13:11:29,115 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [136 Valid, 348 Invalid, 6 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [2 Valid, 4 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2022-12-13 13:11:29,116 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 229 states. [2022-12-13 13:11:29,131 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 229 to 226. [2022-12-13 13:11:29,132 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 226 states, 156 states have (on average 1.3653846153846154) internal successors, (213), 185 states have internal predecessors, (213), 48 states have call successors, (48), 21 states have call predecessors, (48), 21 states have return successors, (48), 37 states have call predecessors, (48), 48 states have call successors, (48) [2022-12-13 13:11:29,133 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 226 states to 226 states and 309 transitions. [2022-12-13 13:11:29,133 INFO L78 Accepts]: Start accepts. Automaton has 226 states and 309 transitions. Word has length 61 [2022-12-13 13:11:29,134 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-12-13 13:11:29,134 INFO L495 AbstractCegarLoop]: Abstraction has 226 states and 309 transitions. [2022-12-13 13:11:29,134 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 12.0) internal successors, (36), 3 states have internal predecessors, (36), 2 states have call successors, (8), 2 states have call predecessors, (8), 1 states have return successors, (7), 2 states have call predecessors, (7), 2 states have call successors, (7) [2022-12-13 13:11:29,134 INFO L276 IsEmpty]: Start isEmpty. Operand 226 states and 309 transitions. [2022-12-13 13:11:29,136 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 66 [2022-12-13 13:11:29,136 INFO L187 NwaCegarLoop]: Found error trace [2022-12-13 13:11:29,136 INFO L195 NwaCegarLoop]: trace histogram [6, 6, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 13:11:29,136 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2022-12-13 13:11:29,136 INFO L420 AbstractCegarLoop]: === Iteration 4 === Targeting timeShiftErr0ASSERT_VIOLATIONERROR_FUNCTION === [timeShiftErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-12-13 13:11:29,136 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-12-13 13:11:29,137 INFO L85 PathProgramCache]: Analyzing trace with hash 1929049426, now seen corresponding path program 1 times [2022-12-13 13:11:29,137 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-12-13 13:11:29,137 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [138356631] [2022-12-13 13:11:29,137 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-12-13 13:11:29,137 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-13 13:11:29,150 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 13:11:29,226 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2022-12-13 13:11:29,228 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 13:11:29,230 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2022-12-13 13:11:29,232 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 13:11:29,234 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 13 [2022-12-13 13:11:29,236 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 13:11:29,239 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2022-12-13 13:11:29,241 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 13:11:29,243 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2022-12-13 13:11:29,245 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 13:11:29,247 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 28 [2022-12-13 13:11:29,248 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 13:11:29,250 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 55 [2022-12-13 13:11:29,251 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 13:11:29,253 INFO L134 CoverageAnalysis]: Checked inductivity of 45 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 45 trivial. 0 not checked. [2022-12-13 13:11:29,253 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-12-13 13:11:29,253 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [138356631] [2022-12-13 13:11:29,253 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [138356631] provided 1 perfect and 0 imperfect interpolant sequences [2022-12-13 13:11:29,254 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-12-13 13:11:29,254 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2022-12-13 13:11:29,254 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1183971334] [2022-12-13 13:11:29,254 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-12-13 13:11:29,254 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2022-12-13 13:11:29,254 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-12-13 13:11:29,255 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2022-12-13 13:11:29,255 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2022-12-13 13:11:29,255 INFO L87 Difference]: Start difference. First operand 226 states and 309 transitions. Second operand has 5 states, 5 states have (on average 8.0) internal successors, (40), 5 states have internal predecessors, (40), 1 states have call successors, (8), 2 states have call predecessors, (8), 1 states have return successors, (7), 1 states have call predecessors, (7), 1 states have call successors, (7) [2022-12-13 13:11:29,331 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-12-13 13:11:29,331 INFO L93 Difference]: Finished difference Result 564 states and 802 transitions. [2022-12-13 13:11:29,332 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2022-12-13 13:11:29,332 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 8.0) internal successors, (40), 5 states have internal predecessors, (40), 1 states have call successors, (8), 2 states have call predecessors, (8), 1 states have return successors, (7), 1 states have call predecessors, (7), 1 states have call successors, (7) Word has length 65 [2022-12-13 13:11:29,332 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-12-13 13:11:29,334 INFO L225 Difference]: With dead ends: 564 [2022-12-13 13:11:29,334 INFO L226 Difference]: Without dead ends: 361 [2022-12-13 13:11:29,336 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 21 GetRequests, 16 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=17, Invalid=25, Unknown=0, NotChecked=0, Total=42 [2022-12-13 13:11:29,337 INFO L413 NwaCegarLoop]: 183 mSDtfsCounter, 108 mSDsluCounter, 472 mSDsCounter, 0 mSdLazyCounter, 31 mSolverCounterSat, 12 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 108 SdHoareTripleChecker+Valid, 655 SdHoareTripleChecker+Invalid, 43 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 12 IncrementalHoareTripleChecker+Valid, 31 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2022-12-13 13:11:29,337 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [108 Valid, 655 Invalid, 43 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [12 Valid, 31 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2022-12-13 13:11:29,338 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 361 states. [2022-12-13 13:11:29,362 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 361 to 348. [2022-12-13 13:11:29,363 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 348 states, 246 states have (on average 1.3333333333333333) internal successors, (328), 279 states have internal predecessors, (328), 64 states have call successors, (64), 37 states have call predecessors, (64), 37 states have return successors, (84), 59 states have call predecessors, (84), 64 states have call successors, (84) [2022-12-13 13:11:29,365 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 348 states to 348 states and 476 transitions. [2022-12-13 13:11:29,365 INFO L78 Accepts]: Start accepts. Automaton has 348 states and 476 transitions. Word has length 65 [2022-12-13 13:11:29,365 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-12-13 13:11:29,365 INFO L495 AbstractCegarLoop]: Abstraction has 348 states and 476 transitions. [2022-12-13 13:11:29,365 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 8.0) internal successors, (40), 5 states have internal predecessors, (40), 1 states have call successors, (8), 2 states have call predecessors, (8), 1 states have return successors, (7), 1 states have call predecessors, (7), 1 states have call successors, (7) [2022-12-13 13:11:29,365 INFO L276 IsEmpty]: Start isEmpty. Operand 348 states and 476 transitions. [2022-12-13 13:11:29,367 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 86 [2022-12-13 13:11:29,367 INFO L187 NwaCegarLoop]: Found error trace [2022-12-13 13:11:29,367 INFO L195 NwaCegarLoop]: trace histogram [6, 6, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 13:11:29,367 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2022-12-13 13:11:29,368 INFO L420 AbstractCegarLoop]: === Iteration 5 === Targeting timeShiftErr0ASSERT_VIOLATIONERROR_FUNCTION === [timeShiftErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-12-13 13:11:29,368 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-12-13 13:11:29,368 INFO L85 PathProgramCache]: Analyzing trace with hash 634419828, now seen corresponding path program 1 times [2022-12-13 13:11:29,368 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-12-13 13:11:29,368 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1180780230] [2022-12-13 13:11:29,368 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-12-13 13:11:29,368 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-13 13:11:29,386 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 13:11:29,430 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2022-12-13 13:11:29,431 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 13:11:29,432 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2022-12-13 13:11:29,433 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 13:11:29,434 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 13 [2022-12-13 13:11:29,435 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 13:11:29,436 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2022-12-13 13:11:29,437 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 13:11:29,438 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2022-12-13 13:11:29,439 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 13:11:29,440 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 28 [2022-12-13 13:11:29,441 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 13:11:29,445 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 51 [2022-12-13 13:11:29,448 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 13:11:29,459 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 13:11:29,461 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 13:11:29,485 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2022-12-13 13:11:29,486 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 13:11:29,487 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 75 [2022-12-13 13:11:29,488 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 13:11:29,490 INFO L134 CoverageAnalysis]: Checked inductivity of 45 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 45 trivial. 0 not checked. [2022-12-13 13:11:29,490 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-12-13 13:11:29,490 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1180780230] [2022-12-13 13:11:29,490 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1180780230] provided 1 perfect and 0 imperfect interpolant sequences [2022-12-13 13:11:29,490 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-12-13 13:11:29,491 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2022-12-13 13:11:29,491 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1230355274] [2022-12-13 13:11:29,491 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-12-13 13:11:29,491 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2022-12-13 13:11:29,491 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-12-13 13:11:29,492 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2022-12-13 13:11:29,492 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2022-12-13 13:11:29,492 INFO L87 Difference]: Start difference. First operand 348 states and 476 transitions. Second operand has 6 states, 6 states have (on average 9.0) internal successors, (54), 5 states have internal predecessors, (54), 2 states have call successors, (11), 2 states have call predecessors, (11), 2 states have return successors, (10), 2 states have call predecessors, (10), 2 states have call successors, (10) [2022-12-13 13:11:29,740 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-12-13 13:11:29,740 INFO L93 Difference]: Finished difference Result 759 states and 1083 transitions. [2022-12-13 13:11:29,740 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2022-12-13 13:11:29,740 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 6 states have (on average 9.0) internal successors, (54), 5 states have internal predecessors, (54), 2 states have call successors, (11), 2 states have call predecessors, (11), 2 states have return successors, (10), 2 states have call predecessors, (10), 2 states have call successors, (10) Word has length 85 [2022-12-13 13:11:29,741 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-12-13 13:11:29,743 INFO L225 Difference]: With dead ends: 759 [2022-12-13 13:11:29,744 INFO L226 Difference]: Without dead ends: 434 [2022-12-13 13:11:29,745 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 31 GetRequests, 23 SyntacticMatches, 0 SemanticMatches, 8 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 3 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=32, Invalid=58, Unknown=0, NotChecked=0, Total=90 [2022-12-13 13:11:29,746 INFO L413 NwaCegarLoop]: 143 mSDtfsCounter, 93 mSDsluCounter, 448 mSDsCounter, 0 mSdLazyCounter, 228 mSolverCounterSat, 39 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 99 SdHoareTripleChecker+Valid, 591 SdHoareTripleChecker+Invalid, 267 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 39 IncrementalHoareTripleChecker+Valid, 228 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.2s IncrementalHoareTripleChecker+Time [2022-12-13 13:11:29,746 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [99 Valid, 591 Invalid, 267 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [39 Valid, 228 Invalid, 0 Unknown, 0 Unchecked, 0.2s Time] [2022-12-13 13:11:29,747 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 434 states. [2022-12-13 13:11:29,772 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 434 to 418. [2022-12-13 13:11:29,773 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 418 states, 302 states have (on average 1.2980132450331126) internal successors, (392), 335 states have internal predecessors, (392), 68 states have call successors, (68), 37 states have call predecessors, (68), 47 states have return successors, (104), 77 states have call predecessors, (104), 68 states have call successors, (104) [2022-12-13 13:11:29,775 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 418 states to 418 states and 564 transitions. [2022-12-13 13:11:29,775 INFO L78 Accepts]: Start accepts. Automaton has 418 states and 564 transitions. Word has length 85 [2022-12-13 13:11:29,775 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-12-13 13:11:29,775 INFO L495 AbstractCegarLoop]: Abstraction has 418 states and 564 transitions. [2022-12-13 13:11:29,776 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 9.0) internal successors, (54), 5 states have internal predecessors, (54), 2 states have call successors, (11), 2 states have call predecessors, (11), 2 states have return successors, (10), 2 states have call predecessors, (10), 2 states have call successors, (10) [2022-12-13 13:11:29,776 INFO L276 IsEmpty]: Start isEmpty. Operand 418 states and 564 transitions. [2022-12-13 13:11:29,777 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 86 [2022-12-13 13:11:29,777 INFO L187 NwaCegarLoop]: Found error trace [2022-12-13 13:11:29,777 INFO L195 NwaCegarLoop]: trace histogram [6, 6, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 13:11:29,777 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2022-12-13 13:11:29,778 INFO L420 AbstractCegarLoop]: === Iteration 6 === Targeting timeShiftErr0ASSERT_VIOLATIONERROR_FUNCTION === [timeShiftErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-12-13 13:11:29,778 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-12-13 13:11:29,778 INFO L85 PathProgramCache]: Analyzing trace with hash -1737319434, now seen corresponding path program 1 times [2022-12-13 13:11:29,778 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-12-13 13:11:29,778 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1227236093] [2022-12-13 13:11:29,778 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-12-13 13:11:29,778 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-13 13:11:29,792 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 13:11:29,834 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2022-12-13 13:11:29,835 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 13:11:29,838 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2022-12-13 13:11:29,839 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 13:11:29,841 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 13 [2022-12-13 13:11:29,843 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 13:11:29,844 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2022-12-13 13:11:29,845 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 13:11:29,847 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2022-12-13 13:11:29,848 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 13:11:29,850 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 28 [2022-12-13 13:11:29,851 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 13:11:29,855 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 51 [2022-12-13 13:11:29,858 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 13:11:29,869 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 13:11:29,871 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 13:11:29,890 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2022-12-13 13:11:29,891 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 13:11:29,893 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 75 [2022-12-13 13:11:29,894 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 13:11:29,896 INFO L134 CoverageAnalysis]: Checked inductivity of 45 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 45 trivial. 0 not checked. [2022-12-13 13:11:29,896 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-12-13 13:11:29,896 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1227236093] [2022-12-13 13:11:29,896 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1227236093] provided 1 perfect and 0 imperfect interpolant sequences [2022-12-13 13:11:29,896 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-12-13 13:11:29,896 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2022-12-13 13:11:29,897 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [683568782] [2022-12-13 13:11:29,897 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-12-13 13:11:29,897 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2022-12-13 13:11:29,897 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-12-13 13:11:29,898 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2022-12-13 13:11:29,898 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2022-12-13 13:11:29,898 INFO L87 Difference]: Start difference. First operand 418 states and 564 transitions. Second operand has 6 states, 6 states have (on average 9.0) internal successors, (54), 5 states have internal predecessors, (54), 3 states have call successors, (11), 3 states have call predecessors, (11), 2 states have return successors, (10), 2 states have call predecessors, (10), 3 states have call successors, (10) [2022-12-13 13:11:30,260 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-12-13 13:11:30,260 INFO L93 Difference]: Finished difference Result 847 states and 1189 transitions. [2022-12-13 13:11:30,260 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2022-12-13 13:11:30,261 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 6 states have (on average 9.0) internal successors, (54), 5 states have internal predecessors, (54), 3 states have call successors, (11), 3 states have call predecessors, (11), 2 states have return successors, (10), 2 states have call predecessors, (10), 3 states have call successors, (10) Word has length 85 [2022-12-13 13:11:30,261 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-12-13 13:11:30,263 INFO L225 Difference]: With dead ends: 847 [2022-12-13 13:11:30,263 INFO L226 Difference]: Without dead ends: 452 [2022-12-13 13:11:30,264 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 35 GetRequests, 24 SyntacticMatches, 0 SemanticMatches, 11 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 17 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=54, Invalid=102, Unknown=0, NotChecked=0, Total=156 [2022-12-13 13:11:30,265 INFO L413 NwaCegarLoop]: 156 mSDtfsCounter, 322 mSDsluCounter, 446 mSDsCounter, 0 mSdLazyCounter, 323 mSolverCounterSat, 115 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 333 SdHoareTripleChecker+Valid, 602 SdHoareTripleChecker+Invalid, 438 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 115 IncrementalHoareTripleChecker+Valid, 323 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.3s IncrementalHoareTripleChecker+Time [2022-12-13 13:11:30,265 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [333 Valid, 602 Invalid, 438 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [115 Valid, 323 Invalid, 0 Unknown, 0 Unchecked, 0.3s Time] [2022-12-13 13:11:30,266 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 452 states. [2022-12-13 13:11:30,286 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 452 to 422. [2022-12-13 13:11:30,287 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 422 states, 306 states have (on average 1.2941176470588236) internal successors, (396), 339 states have internal predecessors, (396), 68 states have call successors, (68), 37 states have call predecessors, (68), 47 states have return successors, (104), 77 states have call predecessors, (104), 68 states have call successors, (104) [2022-12-13 13:11:30,289 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 422 states to 422 states and 568 transitions. [2022-12-13 13:11:30,289 INFO L78 Accepts]: Start accepts. Automaton has 422 states and 568 transitions. Word has length 85 [2022-12-13 13:11:30,289 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-12-13 13:11:30,289 INFO L495 AbstractCegarLoop]: Abstraction has 422 states and 568 transitions. [2022-12-13 13:11:30,290 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 9.0) internal successors, (54), 5 states have internal predecessors, (54), 3 states have call successors, (11), 3 states have call predecessors, (11), 2 states have return successors, (10), 2 states have call predecessors, (10), 3 states have call successors, (10) [2022-12-13 13:11:30,290 INFO L276 IsEmpty]: Start isEmpty. Operand 422 states and 568 transitions. [2022-12-13 13:11:30,291 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 86 [2022-12-13 13:11:30,291 INFO L187 NwaCegarLoop]: Found error trace [2022-12-13 13:11:30,291 INFO L195 NwaCegarLoop]: trace histogram [6, 6, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 13:11:30,291 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5 [2022-12-13 13:11:30,291 INFO L420 AbstractCegarLoop]: === Iteration 7 === Targeting timeShiftErr0ASSERT_VIOLATIONERROR_FUNCTION === [timeShiftErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-12-13 13:11:30,291 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-12-13 13:11:30,291 INFO L85 PathProgramCache]: Analyzing trace with hash -351116040, now seen corresponding path program 1 times [2022-12-13 13:11:30,291 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-12-13 13:11:30,292 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1666953224] [2022-12-13 13:11:30,292 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-12-13 13:11:30,292 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-13 13:11:30,301 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 13:11:30,340 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2022-12-13 13:11:30,341 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 13:11:30,343 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2022-12-13 13:11:30,345 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 13:11:30,347 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 13 [2022-12-13 13:11:30,348 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 13:11:30,350 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2022-12-13 13:11:30,351 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 13:11:30,353 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2022-12-13 13:11:30,354 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 13:11:30,355 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 28 [2022-12-13 13:11:30,356 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 13:11:30,360 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 51 [2022-12-13 13:11:30,363 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 13:11:30,372 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 13:11:30,374 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 13:11:30,384 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2022-12-13 13:11:30,385 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 13:11:30,386 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 75 [2022-12-13 13:11:30,387 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 13:11:30,389 INFO L134 CoverageAnalysis]: Checked inductivity of 45 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 45 trivial. 0 not checked. [2022-12-13 13:11:30,389 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-12-13 13:11:30,389 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1666953224] [2022-12-13 13:11:30,389 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1666953224] provided 1 perfect and 0 imperfect interpolant sequences [2022-12-13 13:11:30,389 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-12-13 13:11:30,390 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2022-12-13 13:11:30,390 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1282034174] [2022-12-13 13:11:30,390 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-12-13 13:11:30,390 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2022-12-13 13:11:30,390 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-12-13 13:11:30,391 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2022-12-13 13:11:30,391 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2022-12-13 13:11:30,391 INFO L87 Difference]: Start difference. First operand 422 states and 568 transitions. Second operand has 5 states, 5 states have (on average 10.8) internal successors, (54), 4 states have internal predecessors, (54), 4 states have call successors, (11), 3 states have call predecessors, (11), 2 states have return successors, (10), 3 states have call predecessors, (10), 4 states have call successors, (10) [2022-12-13 13:11:30,687 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-12-13 13:11:30,687 INFO L93 Difference]: Finished difference Result 1132 states and 1594 transitions. [2022-12-13 13:11:30,687 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2022-12-13 13:11:30,688 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 10.8) internal successors, (54), 4 states have internal predecessors, (54), 4 states have call successors, (11), 3 states have call predecessors, (11), 2 states have return successors, (10), 3 states have call predecessors, (10), 4 states have call successors, (10) Word has length 85 [2022-12-13 13:11:30,688 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-12-13 13:11:30,694 INFO L225 Difference]: With dead ends: 1132 [2022-12-13 13:11:30,694 INFO L226 Difference]: Without dead ends: 733 [2022-12-13 13:11:30,695 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 29 GetRequests, 23 SyntacticMatches, 1 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=15, Invalid=27, Unknown=0, NotChecked=0, Total=42 [2022-12-13 13:11:30,696 INFO L413 NwaCegarLoop]: 204 mSDtfsCounter, 317 mSDsluCounter, 262 mSDsCounter, 0 mSdLazyCounter, 269 mSolverCounterSat, 118 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 326 SdHoareTripleChecker+Valid, 466 SdHoareTripleChecker+Invalid, 387 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 118 IncrementalHoareTripleChecker+Valid, 269 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.2s IncrementalHoareTripleChecker+Time [2022-12-13 13:11:30,696 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [326 Valid, 466 Invalid, 387 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [118 Valid, 269 Invalid, 0 Unknown, 0 Unchecked, 0.2s Time] [2022-12-13 13:11:30,697 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 733 states. [2022-12-13 13:11:30,730 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 733 to 726. [2022-12-13 13:11:30,731 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 726 states, 530 states have (on average 1.288679245283019) internal successors, (683), 584 states have internal predecessors, (683), 115 states have call successors, (115), 74 states have call predecessors, (115), 80 states have return successors, (193), 122 states have call predecessors, (193), 115 states have call successors, (193) [2022-12-13 13:11:30,734 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 726 states to 726 states and 991 transitions. [2022-12-13 13:11:30,734 INFO L78 Accepts]: Start accepts. Automaton has 726 states and 991 transitions. Word has length 85 [2022-12-13 13:11:30,735 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-12-13 13:11:30,735 INFO L495 AbstractCegarLoop]: Abstraction has 726 states and 991 transitions. [2022-12-13 13:11:30,735 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 10.8) internal successors, (54), 4 states have internal predecessors, (54), 4 states have call successors, (11), 3 states have call predecessors, (11), 2 states have return successors, (10), 3 states have call predecessors, (10), 4 states have call successors, (10) [2022-12-13 13:11:30,735 INFO L276 IsEmpty]: Start isEmpty. Operand 726 states and 991 transitions. [2022-12-13 13:11:30,736 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 90 [2022-12-13 13:11:30,736 INFO L187 NwaCegarLoop]: Found error trace [2022-12-13 13:11:30,736 INFO L195 NwaCegarLoop]: trace histogram [6, 6, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 13:11:30,736 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6 [2022-12-13 13:11:30,737 INFO L420 AbstractCegarLoop]: === Iteration 8 === Targeting timeShiftErr0ASSERT_VIOLATIONERROR_FUNCTION === [timeShiftErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-12-13 13:11:30,737 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-12-13 13:11:30,737 INFO L85 PathProgramCache]: Analyzing trace with hash 430610398, now seen corresponding path program 1 times [2022-12-13 13:11:30,737 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-12-13 13:11:30,737 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1872751636] [2022-12-13 13:11:30,737 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-12-13 13:11:30,737 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-13 13:11:30,747 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 13:11:30,777 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2022-12-13 13:11:30,778 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 13:11:30,779 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2022-12-13 13:11:30,780 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 13:11:30,781 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 13 [2022-12-13 13:11:30,782 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 13:11:30,784 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2022-12-13 13:11:30,785 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 13:11:30,786 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2022-12-13 13:11:30,787 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 13:11:30,788 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 28 [2022-12-13 13:11:30,789 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 13:11:30,792 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 42 [2022-12-13 13:11:30,794 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 13:11:30,798 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 55 [2022-12-13 13:11:30,801 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 13:11:30,804 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 13:11:30,806 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 13:11:30,809 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2022-12-13 13:11:30,809 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 13:11:30,811 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 79 [2022-12-13 13:11:30,811 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 13:11:30,813 INFO L134 CoverageAnalysis]: Checked inductivity of 45 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 45 trivial. 0 not checked. [2022-12-13 13:11:30,813 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-12-13 13:11:30,814 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1872751636] [2022-12-13 13:11:30,814 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1872751636] provided 1 perfect and 0 imperfect interpolant sequences [2022-12-13 13:11:30,814 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-12-13 13:11:30,814 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2022-12-13 13:11:30,814 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1277038171] [2022-12-13 13:11:30,814 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-12-13 13:11:30,814 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2022-12-13 13:11:30,815 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-12-13 13:11:30,815 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2022-12-13 13:11:30,815 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2022-12-13 13:11:30,816 INFO L87 Difference]: Start difference. First operand 726 states and 991 transitions. Second operand has 5 states, 5 states have (on average 11.2) internal successors, (56), 3 states have internal predecessors, (56), 2 states have call successors, (12), 4 states have call predecessors, (12), 1 states have return successors, (11), 2 states have call predecessors, (11), 2 states have call successors, (11) [2022-12-13 13:11:31,218 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-12-13 13:11:31,218 INFO L93 Difference]: Finished difference Result 1467 states and 2103 transitions. [2022-12-13 13:11:31,218 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2022-12-13 13:11:31,218 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 11.2) internal successors, (56), 3 states have internal predecessors, (56), 2 states have call successors, (12), 4 states have call predecessors, (12), 1 states have return successors, (11), 2 states have call predecessors, (11), 2 states have call successors, (11) Word has length 89 [2022-12-13 13:11:31,219 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-12-13 13:11:31,224 INFO L225 Difference]: With dead ends: 1467 [2022-12-13 13:11:31,224 INFO L226 Difference]: Without dead ends: 1465 [2022-12-13 13:11:31,225 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 34 GetRequests, 27 SyntacticMatches, 0 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 6 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=27, Invalid=45, Unknown=0, NotChecked=0, Total=72 [2022-12-13 13:11:31,226 INFO L413 NwaCegarLoop]: 103 mSDtfsCounter, 479 mSDsluCounter, 170 mSDsCounter, 0 mSdLazyCounter, 329 mSolverCounterSat, 258 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 490 SdHoareTripleChecker+Valid, 273 SdHoareTripleChecker+Invalid, 587 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 258 IncrementalHoareTripleChecker+Valid, 329 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.3s IncrementalHoareTripleChecker+Time [2022-12-13 13:11:31,226 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [490 Valid, 273 Invalid, 587 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [258 Valid, 329 Invalid, 0 Unknown, 0 Unchecked, 0.3s Time] [2022-12-13 13:11:31,227 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1465 states. [2022-12-13 13:11:31,290 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1465 to 1351. [2022-12-13 13:11:31,292 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1351 states, 981 states have (on average 1.2864424057084607) internal successors, (1262), 1094 states have internal predecessors, (1262), 224 states have call successors, (224), 121 states have call predecessors, (224), 145 states have return successors, (469), 238 states have call predecessors, (469), 224 states have call successors, (469) [2022-12-13 13:11:31,297 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1351 states to 1351 states and 1955 transitions. [2022-12-13 13:11:31,298 INFO L78 Accepts]: Start accepts. Automaton has 1351 states and 1955 transitions. Word has length 89 [2022-12-13 13:11:31,298 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-12-13 13:11:31,298 INFO L495 AbstractCegarLoop]: Abstraction has 1351 states and 1955 transitions. [2022-12-13 13:11:31,298 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 11.2) internal successors, (56), 3 states have internal predecessors, (56), 2 states have call successors, (12), 4 states have call predecessors, (12), 1 states have return successors, (11), 2 states have call predecessors, (11), 2 states have call successors, (11) [2022-12-13 13:11:31,298 INFO L276 IsEmpty]: Start isEmpty. Operand 1351 states and 1955 transitions. [2022-12-13 13:11:31,301 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 121 [2022-12-13 13:11:31,301 INFO L187 NwaCegarLoop]: Found error trace [2022-12-13 13:11:31,301 INFO L195 NwaCegarLoop]: trace histogram [6, 6, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-12-13 13:11:31,302 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable7 [2022-12-13 13:11:31,302 INFO L420 AbstractCegarLoop]: === Iteration 9 === Targeting timeShiftErr0ASSERT_VIOLATIONERROR_FUNCTION === [timeShiftErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-12-13 13:11:31,302 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-12-13 13:11:31,302 INFO L85 PathProgramCache]: Analyzing trace with hash 669080672, now seen corresponding path program 1 times [2022-12-13 13:11:31,302 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-12-13 13:11:31,302 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1122819165] [2022-12-13 13:11:31,302 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-12-13 13:11:31,302 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-13 13:11:31,312 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 13:11:31,330 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2022-12-13 13:11:31,331 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 13:11:31,332 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2022-12-13 13:11:31,333 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 13:11:31,334 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 13 [2022-12-13 13:11:31,335 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 13:11:31,336 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2022-12-13 13:11:31,337 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 13:11:31,338 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2022-12-13 13:11:31,339 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 13:11:31,339 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 28 [2022-12-13 13:11:31,340 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 13:11:31,343 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 42 [2022-12-13 13:11:31,344 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 13:11:31,350 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 55 [2022-12-13 13:11:31,355 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 13:11:31,367 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2022-12-13 13:11:31,369 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 13:11:31,372 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 13:11:31,373 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 13:11:31,374 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2022-12-13 13:11:31,375 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 13:11:31,376 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 27 [2022-12-13 13:11:31,376 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 13:11:31,377 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 110 [2022-12-13 13:11:31,378 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 13:11:31,379 INFO L134 CoverageAnalysis]: Checked inductivity of 66 backedges. 18 proven. 0 refuted. 0 times theorem prover too weak. 48 trivial. 0 not checked. [2022-12-13 13:11:31,379 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-12-13 13:11:31,379 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1122819165] [2022-12-13 13:11:31,379 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1122819165] provided 1 perfect and 0 imperfect interpolant sequences [2022-12-13 13:11:31,379 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-12-13 13:11:31,379 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2022-12-13 13:11:31,379 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1224004381] [2022-12-13 13:11:31,387 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-12-13 13:11:31,387 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2022-12-13 13:11:31,387 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-12-13 13:11:31,388 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2022-12-13 13:11:31,388 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=13, Invalid=29, Unknown=0, NotChecked=0, Total=42 [2022-12-13 13:11:31,388 INFO L87 Difference]: Start difference. First operand 1351 states and 1955 transitions. Second operand has 7 states, 7 states have (on average 11.571428571428571) internal successors, (81), 4 states have internal predecessors, (81), 4 states have call successors, (14), 5 states have call predecessors, (14), 2 states have return successors, (13), 3 states have call predecessors, (13), 4 states have call successors, (13) [2022-12-13 13:11:31,796 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-12-13 13:11:31,797 INFO L93 Difference]: Finished difference Result 2165 states and 3111 transitions. [2022-12-13 13:11:31,797 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2022-12-13 13:11:31,797 INFO L78 Accepts]: Start accepts. Automaton has has 7 states, 7 states have (on average 11.571428571428571) internal successors, (81), 4 states have internal predecessors, (81), 4 states have call successors, (14), 5 states have call predecessors, (14), 2 states have return successors, (13), 3 states have call predecessors, (13), 4 states have call successors, (13) Word has length 120 [2022-12-13 13:11:31,797 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-12-13 13:11:31,801 INFO L225 Difference]: With dead ends: 2165 [2022-12-13 13:11:31,801 INFO L226 Difference]: Without dead ends: 837 [2022-12-13 13:11:31,804 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 41 GetRequests, 29 SyntacticMatches, 0 SemanticMatches, 12 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 23 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=55, Invalid=127, Unknown=0, NotChecked=0, Total=182 [2022-12-13 13:11:31,805 INFO L413 NwaCegarLoop]: 130 mSDtfsCounter, 469 mSDsluCounter, 227 mSDsCounter, 0 mSdLazyCounter, 357 mSolverCounterSat, 210 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 484 SdHoareTripleChecker+Valid, 357 SdHoareTripleChecker+Invalid, 567 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 210 IncrementalHoareTripleChecker+Valid, 357 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.3s IncrementalHoareTripleChecker+Time [2022-12-13 13:11:31,805 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [484 Valid, 357 Invalid, 567 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [210 Valid, 357 Invalid, 0 Unknown, 0 Unchecked, 0.3s Time] [2022-12-13 13:11:31,806 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 837 states. [2022-12-13 13:11:31,888 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 837 to 794. [2022-12-13 13:11:31,890 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 794 states, 582 states have (on average 1.2766323024054982) internal successors, (743), 645 states have internal predecessors, (743), 126 states have call successors, (126), 72 states have call predecessors, (126), 85 states have return successors, (247), 133 states have call predecessors, (247), 126 states have call successors, (247) [2022-12-13 13:11:31,895 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 794 states to 794 states and 1116 transitions. [2022-12-13 13:11:31,896 INFO L78 Accepts]: Start accepts. Automaton has 794 states and 1116 transitions. Word has length 120 [2022-12-13 13:11:31,896 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-12-13 13:11:31,896 INFO L495 AbstractCegarLoop]: Abstraction has 794 states and 1116 transitions. [2022-12-13 13:11:31,896 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 7 states have (on average 11.571428571428571) internal successors, (81), 4 states have internal predecessors, (81), 4 states have call successors, (14), 5 states have call predecessors, (14), 2 states have return successors, (13), 3 states have call predecessors, (13), 4 states have call successors, (13) [2022-12-13 13:11:31,896 INFO L276 IsEmpty]: Start isEmpty. Operand 794 states and 1116 transitions. [2022-12-13 13:11:31,900 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 130 [2022-12-13 13:11:31,900 INFO L187 NwaCegarLoop]: Found error trace [2022-12-13 13:11:31,900 INFO L195 NwaCegarLoop]: trace histogram [6, 6, 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, 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] [2022-12-13 13:11:31,900 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable8 [2022-12-13 13:11:31,900 INFO L420 AbstractCegarLoop]: === Iteration 10 === Targeting timeShiftErr0ASSERT_VIOLATIONERROR_FUNCTION === [timeShiftErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-12-13 13:11:31,901 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-12-13 13:11:31,901 INFO L85 PathProgramCache]: Analyzing trace with hash -437136913, now seen corresponding path program 1 times [2022-12-13 13:11:31,901 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-12-13 13:11:31,901 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [462831611] [2022-12-13 13:11:31,901 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-12-13 13:11:31,901 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-13 13:11:31,915 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 13:11:31,946 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2022-12-13 13:11:31,947 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 13:11:31,948 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2022-12-13 13:11:31,949 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 13:11:31,950 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 13 [2022-12-13 13:11:31,951 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 13:11:31,953 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2022-12-13 13:11:31,953 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 13:11:31,955 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2022-12-13 13:11:31,956 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 13:11:31,957 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 28 [2022-12-13 13:11:31,958 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 13:11:31,962 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 42 [2022-12-13 13:11:31,963 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 13:11:31,968 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 51 [2022-12-13 13:11:31,971 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 13:11:31,979 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2022-12-13 13:11:31,981 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 13:11:31,985 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 13:11:31,986 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 13:11:31,990 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2022-12-13 13:11:31,991 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 13:11:31,992 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 27 [2022-12-13 13:11:31,993 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 13:11:31,994 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 106 [2022-12-13 13:11:31,995 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 13:11:32,000 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 13:11:32,000 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 13:11:32,002 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 13:11:32,003 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 13:11:32,004 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 119 [2022-12-13 13:11:32,004 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 13:11:32,005 INFO L134 CoverageAnalysis]: Checked inductivity of 77 backedges. 21 proven. 5 refuted. 0 times theorem prover too weak. 51 trivial. 0 not checked. [2022-12-13 13:11:32,005 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-12-13 13:11:32,005 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [462831611] [2022-12-13 13:11:32,006 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [462831611] provided 0 perfect and 1 imperfect interpolant sequences [2022-12-13 13:11:32,006 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1114057939] [2022-12-13 13:11:32,006 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-12-13 13:11:32,006 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-12-13 13:11:32,006 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cb720f2a-a35d-4580-9394-b17115962719/bin/uautomizer-uyxdKDjOR8/z3 [2022-12-13 13:11:32,007 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cb720f2a-a35d-4580-9394-b17115962719/bin/uautomizer-uyxdKDjOR8/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2022-12-13 13:11:32,008 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cb720f2a-a35d-4580-9394-b17115962719/bin/uautomizer-uyxdKDjOR8/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Waiting until timeout for monitored process [2022-12-13 13:11:32,087 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 13:11:32,090 INFO L263 TraceCheckSpWp]: Trace formula consists of 458 conjuncts, 3 conjunts are in the unsatisfiable core [2022-12-13 13:11:32,098 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-13 13:11:32,183 INFO L134 CoverageAnalysis]: Checked inductivity of 77 backedges. 32 proven. 0 refuted. 0 times theorem prover too weak. 45 trivial. 0 not checked. [2022-12-13 13:11:32,184 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2022-12-13 13:11:32,184 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1114057939] provided 1 perfect and 0 imperfect interpolant sequences [2022-12-13 13:11:32,184 INFO L184 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2022-12-13 13:11:32,184 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [7] total 7 [2022-12-13 13:11:32,184 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1435604458] [2022-12-13 13:11:32,184 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-12-13 13:11:32,185 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-12-13 13:11:32,185 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-12-13 13:11:32,185 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-12-13 13:11:32,186 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=13, Invalid=29, Unknown=0, NotChecked=0, Total=42 [2022-12-13 13:11:32,186 INFO L87 Difference]: Start difference. First operand 794 states and 1116 transitions. Second operand has 3 states, 3 states have (on average 28.666666666666668) internal successors, (86), 3 states have internal predecessors, (86), 3 states have call successors, (17), 3 states have call predecessors, (17), 3 states have return successors, (16), 3 states have call predecessors, (16), 3 states have call successors, (16) [2022-12-13 13:11:32,264 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-12-13 13:11:32,264 INFO L93 Difference]: Finished difference Result 1740 states and 2495 transitions. [2022-12-13 13:11:32,264 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-12-13 13:11:32,264 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 28.666666666666668) internal successors, (86), 3 states have internal predecessors, (86), 3 states have call successors, (17), 3 states have call predecessors, (17), 3 states have return successors, (16), 3 states have call predecessors, (16), 3 states have call successors, (16) Word has length 129 [2022-12-13 13:11:32,265 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-12-13 13:11:32,270 INFO L225 Difference]: With dead ends: 1740 [2022-12-13 13:11:32,270 INFO L226 Difference]: Without dead ends: 969 [2022-12-13 13:11:32,274 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 166 GetRequests, 161 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 3 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=13, Invalid=29, Unknown=0, NotChecked=0, Total=42 [2022-12-13 13:11:32,274 INFO L413 NwaCegarLoop]: 243 mSDtfsCounter, 91 mSDsluCounter, 96 mSDsCounter, 0 mSdLazyCounter, 4 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 91 SdHoareTripleChecker+Valid, 339 SdHoareTripleChecker+Invalid, 4 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 4 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2022-12-13 13:11:32,275 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [91 Valid, 339 Invalid, 4 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 4 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2022-12-13 13:11:32,276 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 969 states. [2022-12-13 13:11:32,346 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 969 to 969. [2022-12-13 13:11:32,348 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 969 states, 716 states have (on average 1.2681564245810055) internal successors, (908), 784 states have internal predecessors, (908), 145 states have call successors, (145), 94 states have call predecessors, (145), 107 states have return successors, (282), 150 states have call predecessors, (282), 145 states have call successors, (282) [2022-12-13 13:11:32,352 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 969 states to 969 states and 1335 transitions. [2022-12-13 13:11:32,352 INFO L78 Accepts]: Start accepts. Automaton has 969 states and 1335 transitions. Word has length 129 [2022-12-13 13:11:32,353 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-12-13 13:11:32,353 INFO L495 AbstractCegarLoop]: Abstraction has 969 states and 1335 transitions. [2022-12-13 13:11:32,353 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 28.666666666666668) internal successors, (86), 3 states have internal predecessors, (86), 3 states have call successors, (17), 3 states have call predecessors, (17), 3 states have return successors, (16), 3 states have call predecessors, (16), 3 states have call successors, (16) [2022-12-13 13:11:32,353 INFO L276 IsEmpty]: Start isEmpty. Operand 969 states and 1335 transitions. [2022-12-13 13:11:32,355 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 132 [2022-12-13 13:11:32,355 INFO L187 NwaCegarLoop]: Found error trace [2022-12-13 13:11:32,355 INFO L195 NwaCegarLoop]: trace histogram [6, 6, 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, 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] [2022-12-13 13:11:32,362 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cb720f2a-a35d-4580-9394-b17115962719/bin/uautomizer-uyxdKDjOR8/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Forceful destruction successful, exit code 0 [2022-12-13 13:11:32,556 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cb720f2a-a35d-4580-9394-b17115962719/bin/uautomizer-uyxdKDjOR8/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable9 [2022-12-13 13:11:32,556 INFO L420 AbstractCegarLoop]: === Iteration 11 === Targeting timeShiftErr0ASSERT_VIOLATIONERROR_FUNCTION === [timeShiftErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-12-13 13:11:32,556 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-12-13 13:11:32,556 INFO L85 PathProgramCache]: Analyzing trace with hash -716074893, now seen corresponding path program 1 times [2022-12-13 13:11:32,557 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-12-13 13:11:32,557 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [768324895] [2022-12-13 13:11:32,557 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-12-13 13:11:32,557 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-13 13:11:32,576 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 13:11:32,625 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2022-12-13 13:11:32,627 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 13:11:32,629 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2022-12-13 13:11:32,630 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 13:11:32,631 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 13 [2022-12-13 13:11:32,633 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 13:11:32,634 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2022-12-13 13:11:32,635 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 13:11:32,637 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2022-12-13 13:11:32,638 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 13:11:32,640 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 28 [2022-12-13 13:11:32,641 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 13:11:32,645 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 42 [2022-12-13 13:11:32,647 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 13:11:32,655 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 51 [2022-12-13 13:11:32,659 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 13:11:32,693 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2022-12-13 13:11:32,694 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 13:11:32,697 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 13:11:32,698 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 13:11:32,700 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2022-12-13 13:11:32,701 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 13:11:32,702 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 27 [2022-12-13 13:11:32,703 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 13:11:32,711 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 106 [2022-12-13 13:11:32,712 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 13:11:32,714 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 13:11:32,715 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 13:11:32,716 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2022-12-13 13:11:32,716 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 13:11:32,717 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 121 [2022-12-13 13:11:32,718 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 13:11:32,719 INFO L134 CoverageAnalysis]: Checked inductivity of 79 backedges. 22 proven. 2 refuted. 0 times theorem prover too weak. 55 trivial. 0 not checked. [2022-12-13 13:11:32,719 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-12-13 13:11:32,719 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [768324895] [2022-12-13 13:11:32,719 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [768324895] provided 0 perfect and 1 imperfect interpolant sequences [2022-12-13 13:11:32,719 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1010753731] [2022-12-13 13:11:32,719 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-12-13 13:11:32,719 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-12-13 13:11:32,720 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cb720f2a-a35d-4580-9394-b17115962719/bin/uautomizer-uyxdKDjOR8/z3 [2022-12-13 13:11:32,720 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cb720f2a-a35d-4580-9394-b17115962719/bin/uautomizer-uyxdKDjOR8/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2022-12-13 13:11:32,721 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cb720f2a-a35d-4580-9394-b17115962719/bin/uautomizer-uyxdKDjOR8/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Waiting until timeout for monitored process [2022-12-13 13:11:32,795 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 13:11:32,797 INFO L263 TraceCheckSpWp]: Trace formula consists of 459 conjuncts, 11 conjunts are in the unsatisfiable core [2022-12-13 13:11:32,801 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-13 13:11:32,974 INFO L134 CoverageAnalysis]: Checked inductivity of 79 backedges. 5 proven. 2 refuted. 0 times theorem prover too weak. 72 trivial. 0 not checked. [2022-12-13 13:11:32,974 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2022-12-13 13:11:33,119 INFO L134 CoverageAnalysis]: Checked inductivity of 79 backedges. 14 proven. 0 refuted. 0 times theorem prover too weak. 65 trivial. 0 not checked. [2022-12-13 13:11:33,119 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1010753731] provided 1 perfect and 1 imperfect interpolant sequences [2022-12-13 13:11:33,120 INFO L184 FreeRefinementEngine]: Found 1 perfect and 2 imperfect interpolant sequences. [2022-12-13 13:11:33,120 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [10, 5] total 14 [2022-12-13 13:11:33,120 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [555657781] [2022-12-13 13:11:33,120 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-12-13 13:11:33,120 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2022-12-13 13:11:33,121 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-12-13 13:11:33,121 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2022-12-13 13:11:33,121 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=32, Invalid=150, Unknown=0, NotChecked=0, Total=182 [2022-12-13 13:11:33,121 INFO L87 Difference]: Start difference. First operand 969 states and 1335 transitions. Second operand has 6 states, 6 states have (on average 12.5) internal successors, (75), 5 states have internal predecessors, (75), 2 states have call successors, (16), 2 states have call predecessors, (16), 2 states have return successors, (15), 3 states have call predecessors, (15), 2 states have call successors, (15) [2022-12-13 13:11:33,367 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-12-13 13:11:33,368 INFO L93 Difference]: Finished difference Result 2824 states and 3996 transitions. [2022-12-13 13:11:33,368 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2022-12-13 13:11:33,368 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 6 states have (on average 12.5) internal successors, (75), 5 states have internal predecessors, (75), 2 states have call successors, (16), 2 states have call predecessors, (16), 2 states have return successors, (15), 3 states have call predecessors, (15), 2 states have call successors, (15) Word has length 131 [2022-12-13 13:11:33,369 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-12-13 13:11:33,380 INFO L225 Difference]: With dead ends: 2824 [2022-12-13 13:11:33,380 INFO L226 Difference]: Without dead ends: 1878 [2022-12-13 13:11:33,385 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 301 GetRequests, 286 SyntacticMatches, 1 SemanticMatches, 14 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 24 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=42, Invalid=198, Unknown=0, NotChecked=0, Total=240 [2022-12-13 13:11:33,385 INFO L413 NwaCegarLoop]: 190 mSDtfsCounter, 125 mSDsluCounter, 640 mSDsCounter, 0 mSdLazyCounter, 83 mSolverCounterSat, 5 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 127 SdHoareTripleChecker+Valid, 830 SdHoareTripleChecker+Invalid, 88 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 5 IncrementalHoareTripleChecker+Valid, 83 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2022-12-13 13:11:33,386 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [127 Valid, 830 Invalid, 88 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [5 Valid, 83 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2022-12-13 13:11:33,388 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1878 states. [2022-12-13 13:11:33,557 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1878 to 1808. [2022-12-13 13:11:33,560 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1808 states, 1323 states have (on average 1.2509448223733939) internal successors, (1655), 1456 states have internal predecessors, (1655), 278 states have call successors, (278), 182 states have call predecessors, (278), 206 states have return successors, (548), 282 states have call predecessors, (548), 278 states have call successors, (548) [2022-12-13 13:11:33,566 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1808 states to 1808 states and 2481 transitions. [2022-12-13 13:11:33,566 INFO L78 Accepts]: Start accepts. Automaton has 1808 states and 2481 transitions. Word has length 131 [2022-12-13 13:11:33,567 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-12-13 13:11:33,567 INFO L495 AbstractCegarLoop]: Abstraction has 1808 states and 2481 transitions. [2022-12-13 13:11:33,567 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 12.5) internal successors, (75), 5 states have internal predecessors, (75), 2 states have call successors, (16), 2 states have call predecessors, (16), 2 states have return successors, (15), 3 states have call predecessors, (15), 2 states have call successors, (15) [2022-12-13 13:11:33,567 INFO L276 IsEmpty]: Start isEmpty. Operand 1808 states and 2481 transitions. [2022-12-13 13:11:33,571 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 136 [2022-12-13 13:11:33,571 INFO L187 NwaCegarLoop]: Found error trace [2022-12-13 13:11:33,571 INFO L195 NwaCegarLoop]: trace histogram [6, 6, 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, 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, 1, 1] [2022-12-13 13:11:33,577 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cb720f2a-a35d-4580-9394-b17115962719/bin/uautomizer-uyxdKDjOR8/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Ended with exit code 0 [2022-12-13 13:11:33,771 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 3 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cb720f2a-a35d-4580-9394-b17115962719/bin/uautomizer-uyxdKDjOR8/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable10 [2022-12-13 13:11:33,772 INFO L420 AbstractCegarLoop]: === Iteration 12 === Targeting timeShiftErr0ASSERT_VIOLATIONERROR_FUNCTION === [timeShiftErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-12-13 13:11:33,772 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-12-13 13:11:33,772 INFO L85 PathProgramCache]: Analyzing trace with hash -819425897, now seen corresponding path program 1 times [2022-12-13 13:11:33,772 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-12-13 13:11:33,772 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1256935598] [2022-12-13 13:11:33,772 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-12-13 13:11:33,772 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-13 13:11:33,785 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-12-13 13:11:33,785 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-12-13 13:11:33,795 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-12-13 13:11:33,823 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2022-12-13 13:11:33,823 INFO L360 BasicCegarLoop]: Counterexample is feasible [2022-12-13 13:11:33,823 INFO L805 garLoopResultBuilder]: Registering result UNSAFE for location timeShiftErr0ASSERT_VIOLATIONERROR_FUNCTION (0 of 1 remaining) [2022-12-13 13:11:33,825 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable11 [2022-12-13 13:11:33,827 INFO L445 BasicCegarLoop]: Path program histogram: [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-12-13 13:11:33,830 INFO L178 ceAbstractionStarter]: Computing trace abstraction results [2022-12-13 13:11:33,885 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 13.12 01:11:33 BoogieIcfgContainer [2022-12-13 13:11:33,885 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2022-12-13 13:11:33,885 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2022-12-13 13:11:33,885 INFO L271 PluginConnector]: Initializing Witness Printer... [2022-12-13 13:11:33,885 INFO L275 PluginConnector]: Witness Printer initialized [2022-12-13 13:11:33,886 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.12 01:11:28" (3/4) ... [2022-12-13 13:11:33,887 INFO L131 WitnessPrinter]: Generating witness for reachability counterexample [2022-12-13 13:11:33,952 INFO L141 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cb720f2a-a35d-4580-9394-b17115962719/bin/uautomizer-uyxdKDjOR8/witness.graphml [2022-12-13 13:11:33,952 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2022-12-13 13:11:33,952 INFO L158 Benchmark]: Toolchain (without parser) took 6281.65ms. Allocated memory was 142.6MB in the beginning and 207.6MB in the end (delta: 65.0MB). Free memory was 107.7MB in the beginning and 165.5MB in the end (delta: -57.9MB). Peak memory consumption was 122.7MB. Max. memory is 16.1GB. [2022-12-13 13:11:33,952 INFO L158 Benchmark]: CDTParser took 0.17ms. Allocated memory is still 113.2MB. Free memory is still 87.7MB. There was no memory consumed. Max. memory is 16.1GB. [2022-12-13 13:11:33,952 INFO L158 Benchmark]: CACSL2BoogieTranslator took 290.84ms. Allocated memory is still 142.6MB. Free memory was 107.3MB in the beginning and 87.5MB in the end (delta: 19.8MB). Peak memory consumption was 18.9MB. Max. memory is 16.1GB. [2022-12-13 13:11:33,953 INFO L158 Benchmark]: Boogie Procedure Inliner took 32.63ms. Allocated memory is still 142.6MB. Free memory was 87.5MB in the beginning and 85.1MB in the end (delta: 2.4MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2022-12-13 13:11:33,953 INFO L158 Benchmark]: Boogie Preprocessor took 19.77ms. Allocated memory is still 142.6MB. Free memory was 85.1MB in the beginning and 83.0MB in the end (delta: 2.0MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2022-12-13 13:11:33,953 INFO L158 Benchmark]: RCFGBuilder took 377.17ms. Allocated memory is still 142.6MB. Free memory was 83.0MB in the beginning and 111.4MB in the end (delta: -28.4MB). Peak memory consumption was 24.7MB. Max. memory is 16.1GB. [2022-12-13 13:11:33,953 INFO L158 Benchmark]: TraceAbstraction took 5489.10ms. Allocated memory was 142.6MB in the beginning and 207.6MB in the end (delta: 65.0MB). Free memory was 110.7MB in the beginning and 61.5MB in the end (delta: 49.2MB). Peak memory consumption was 114.8MB. Max. memory is 16.1GB. [2022-12-13 13:11:33,953 INFO L158 Benchmark]: Witness Printer took 66.51ms. Allocated memory is still 207.6MB. Free memory was 61.5MB in the beginning and 165.5MB in the end (delta: -104.0MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2022-12-13 13:11:33,954 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.17ms. Allocated memory is still 113.2MB. Free memory is still 87.7MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 290.84ms. Allocated memory is still 142.6MB. Free memory was 107.3MB in the beginning and 87.5MB in the end (delta: 19.8MB). Peak memory consumption was 18.9MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 32.63ms. Allocated memory is still 142.6MB. Free memory was 87.5MB in the beginning and 85.1MB in the end (delta: 2.4MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 19.77ms. Allocated memory is still 142.6MB. Free memory was 85.1MB in the beginning and 83.0MB in the end (delta: 2.0MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 377.17ms. Allocated memory is still 142.6MB. Free memory was 83.0MB in the beginning and 111.4MB in the end (delta: -28.4MB). Peak memory consumption was 24.7MB. Max. memory is 16.1GB. * TraceAbstraction took 5489.10ms. Allocated memory was 142.6MB in the beginning and 207.6MB in the end (delta: 65.0MB). Free memory was 110.7MB in the beginning and 61.5MB in the end (delta: 49.2MB). Peak memory consumption was 114.8MB. Max. memory is 16.1GB. * Witness Printer took 66.51ms. Allocated memory is still 207.6MB. Free memory was 61.5MB in the beginning and 165.5MB in the end (delta: -104.0MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: ErrorAutomatonStatistics NumberErrorTraces: 0, NumberStatementsAllTraces: 0, NumberRelevantStatements: 0, 0.0s ErrorAutomatonConstructionTimeTotal, 0.0s FaulLocalizationTime, NumberStatementsFirstTrace: -1, TraceLengthAvg: 0, 0.0s ErrorAutomatonConstructionTimeAvg, 0.0s ErrorAutomatonDifferenceTimeAvg, 0.0s ErrorAutomatonDifferenceTimeTotal, NumberOfNoEnhancement: 0, NumberOfFiniteEnhancement: 0, NumberOfInfiniteEnhancement: 0 - CounterExampleResult [Line: 1097]: a call to reach_error is reachable a call to reach_error is reachable We found a FailurePath: [L50] int __SELECTED_FEATURE_base ; [L51] int __SELECTED_FEATURE_highWaterSensor ; [L52] int __SELECTED_FEATURE_lowWaterSensor ; [L53] int __SELECTED_FEATURE_methaneQuery ; [L54] int __SELECTED_FEATURE_methaneAlarm ; [L55] int __SELECTED_FEATURE_stopCommand ; [L56] int __SELECTED_FEATURE_startCommand ; [L57] int __GUIDSL_ROOT_PRODUCTION ; [L66] int waterLevel = 1; [L67] int methaneLevelCritical = 0; [L176] int pumpRunning = 0; [L177] int systemActive = 1; [L508] int cleanupTimeShifts = 4; [L688] int methAndRunningLastTime ; [L896] static struct __ACC__ERR *head = (struct __ACC__ERR *)0; VAL [__GUIDSL_ROOT_PRODUCTION=0, __SELECTED_FEATURE_base=0, __SELECTED_FEATURE_highWaterSensor=0, __SELECTED_FEATURE_lowWaterSensor=0, __SELECTED_FEATURE_methaneAlarm=0, __SELECTED_FEATURE_methaneQuery=0, __SELECTED_FEATURE_startCommand=0, __SELECTED_FEATURE_stopCommand=0, cleanupTimeShifts=4, head={0:0}, methAndRunningLastTime=0, methaneLevelCritical=0, pumpRunning=0, systemActive=1, waterLevel=1] [L587] int retValue_acc ; [L588] int tmp ; [L592] CALL select_helpers() [L1133] __GUIDSL_ROOT_PRODUCTION = 1 VAL [__GUIDSL_ROOT_PRODUCTION=1, __SELECTED_FEATURE_base=0, __SELECTED_FEATURE_highWaterSensor=0, __SELECTED_FEATURE_lowWaterSensor=0, __SELECTED_FEATURE_methaneAlarm=0, __SELECTED_FEATURE_methaneQuery=0, __SELECTED_FEATURE_startCommand=0, __SELECTED_FEATURE_stopCommand=0, cleanupTimeShifts=4, head={0:0}, methAndRunningLastTime=0, methaneLevelCritical=0, pumpRunning=0, systemActive=1, waterLevel=1] [L592] RET select_helpers() [L593] CALL select_features() [L1118] __SELECTED_FEATURE_base = 1 VAL [__GUIDSL_ROOT_PRODUCTION=1, __SELECTED_FEATURE_base=1, __SELECTED_FEATURE_highWaterSensor=0, __SELECTED_FEATURE_lowWaterSensor=0, __SELECTED_FEATURE_methaneAlarm=0, __SELECTED_FEATURE_methaneQuery=0, __SELECTED_FEATURE_startCommand=0, __SELECTED_FEATURE_stopCommand=0, cleanupTimeShifts=4, head={0:0}, methAndRunningLastTime=0, methaneLevelCritical=0, pumpRunning=0, systemActive=1, waterLevel=1] [L1119] CALL, EXPR select_one() VAL [__GUIDSL_ROOT_PRODUCTION=1, __SELECTED_FEATURE_base=1, __SELECTED_FEATURE_highWaterSensor=0, __SELECTED_FEATURE_lowWaterSensor=0, __SELECTED_FEATURE_methaneAlarm=0, __SELECTED_FEATURE_methaneQuery=0, __SELECTED_FEATURE_startCommand=0, __SELECTED_FEATURE_stopCommand=0, cleanupTimeShifts=4, head={0:0}, methAndRunningLastTime=0, methaneLevelCritical=0, pumpRunning=0, systemActive=1, waterLevel=1] [L1104] int retValue_acc ; [L1105] int choice = __VERIFIER_nondet_int(); [L1108] retValue_acc = choice [L1109] return (retValue_acc); VAL [\result=16, __GUIDSL_ROOT_PRODUCTION=1, __SELECTED_FEATURE_base=1, __SELECTED_FEATURE_highWaterSensor=0, __SELECTED_FEATURE_lowWaterSensor=0, __SELECTED_FEATURE_methaneAlarm=0, __SELECTED_FEATURE_methaneQuery=0, __SELECTED_FEATURE_startCommand=0, __SELECTED_FEATURE_stopCommand=0, choice=16, cleanupTimeShifts=4, head={0:0}, methAndRunningLastTime=0, methaneLevelCritical=0, pumpRunning=0, retValue_acc=16, systemActive=1, waterLevel=1] [L1119] RET, EXPR select_one() VAL [__GUIDSL_ROOT_PRODUCTION=1, __SELECTED_FEATURE_base=1, __SELECTED_FEATURE_highWaterSensor=0, __SELECTED_FEATURE_lowWaterSensor=0, __SELECTED_FEATURE_methaneAlarm=0, __SELECTED_FEATURE_methaneQuery=0, __SELECTED_FEATURE_startCommand=0, __SELECTED_FEATURE_stopCommand=0, cleanupTimeShifts=4, head={0:0}, methAndRunningLastTime=0, methaneLevelCritical=0, pumpRunning=0, select_one()=16, systemActive=1, waterLevel=1] [L1119] __SELECTED_FEATURE_highWaterSensor = select_one() [L1120] CALL, EXPR select_one() VAL [__GUIDSL_ROOT_PRODUCTION=1, __SELECTED_FEATURE_base=1, __SELECTED_FEATURE_highWaterSensor=16, __SELECTED_FEATURE_lowWaterSensor=0, __SELECTED_FEATURE_methaneAlarm=0, __SELECTED_FEATURE_methaneQuery=0, __SELECTED_FEATURE_startCommand=0, __SELECTED_FEATURE_stopCommand=0, cleanupTimeShifts=4, head={0:0}, methAndRunningLastTime=0, methaneLevelCritical=0, pumpRunning=0, systemActive=1, waterLevel=1] [L1104] int retValue_acc ; [L1105] int choice = __VERIFIER_nondet_int(); [L1108] retValue_acc = choice [L1109] return (retValue_acc); VAL [\result=0, __GUIDSL_ROOT_PRODUCTION=1, __SELECTED_FEATURE_base=1, __SELECTED_FEATURE_highWaterSensor=16, __SELECTED_FEATURE_lowWaterSensor=0, __SELECTED_FEATURE_methaneAlarm=0, __SELECTED_FEATURE_methaneQuery=0, __SELECTED_FEATURE_startCommand=0, __SELECTED_FEATURE_stopCommand=0, choice=0, cleanupTimeShifts=4, head={0:0}, methAndRunningLastTime=0, methaneLevelCritical=0, pumpRunning=0, retValue_acc=0, systemActive=1, waterLevel=1] [L1120] RET, EXPR select_one() VAL [__GUIDSL_ROOT_PRODUCTION=1, __SELECTED_FEATURE_base=1, __SELECTED_FEATURE_highWaterSensor=16, __SELECTED_FEATURE_lowWaterSensor=0, __SELECTED_FEATURE_methaneAlarm=0, __SELECTED_FEATURE_methaneQuery=0, __SELECTED_FEATURE_startCommand=0, __SELECTED_FEATURE_stopCommand=0, cleanupTimeShifts=4, head={0:0}, methAndRunningLastTime=0, methaneLevelCritical=0, pumpRunning=0, select_one()=0, systemActive=1, waterLevel=1] [L1120] __SELECTED_FEATURE_lowWaterSensor = select_one() [L1121] CALL, EXPR select_one() VAL [__GUIDSL_ROOT_PRODUCTION=1, __SELECTED_FEATURE_base=1, __SELECTED_FEATURE_highWaterSensor=16, __SELECTED_FEATURE_lowWaterSensor=0, __SELECTED_FEATURE_methaneAlarm=0, __SELECTED_FEATURE_methaneQuery=0, __SELECTED_FEATURE_startCommand=0, __SELECTED_FEATURE_stopCommand=0, cleanupTimeShifts=4, head={0:0}, methAndRunningLastTime=0, methaneLevelCritical=0, pumpRunning=0, systemActive=1, waterLevel=1] [L1104] int retValue_acc ; [L1105] int choice = __VERIFIER_nondet_int(); [L1108] retValue_acc = choice [L1109] return (retValue_acc); VAL [\result=0, __GUIDSL_ROOT_PRODUCTION=1, __SELECTED_FEATURE_base=1, __SELECTED_FEATURE_highWaterSensor=16, __SELECTED_FEATURE_lowWaterSensor=0, __SELECTED_FEATURE_methaneAlarm=0, __SELECTED_FEATURE_methaneQuery=0, __SELECTED_FEATURE_startCommand=0, __SELECTED_FEATURE_stopCommand=0, choice=0, cleanupTimeShifts=4, head={0:0}, methAndRunningLastTime=0, methaneLevelCritical=0, pumpRunning=0, retValue_acc=0, systemActive=1, waterLevel=1] [L1121] RET, EXPR select_one() VAL [__GUIDSL_ROOT_PRODUCTION=1, __SELECTED_FEATURE_base=1, __SELECTED_FEATURE_highWaterSensor=16, __SELECTED_FEATURE_lowWaterSensor=0, __SELECTED_FEATURE_methaneAlarm=0, __SELECTED_FEATURE_methaneQuery=0, __SELECTED_FEATURE_startCommand=0, __SELECTED_FEATURE_stopCommand=0, cleanupTimeShifts=4, head={0:0}, methAndRunningLastTime=0, methaneLevelCritical=0, pumpRunning=0, select_one()=0, systemActive=1, waterLevel=1] [L1121] __SELECTED_FEATURE_methaneQuery = select_one() [L1122] CALL, EXPR select_one() VAL [__GUIDSL_ROOT_PRODUCTION=1, __SELECTED_FEATURE_base=1, __SELECTED_FEATURE_highWaterSensor=16, __SELECTED_FEATURE_lowWaterSensor=0, __SELECTED_FEATURE_methaneAlarm=0, __SELECTED_FEATURE_methaneQuery=0, __SELECTED_FEATURE_startCommand=0, __SELECTED_FEATURE_stopCommand=0, cleanupTimeShifts=4, head={0:0}, methAndRunningLastTime=0, methaneLevelCritical=0, pumpRunning=0, systemActive=1, waterLevel=1] [L1104] int retValue_acc ; [L1105] int choice = __VERIFIER_nondet_int(); [L1108] retValue_acc = choice [L1109] return (retValue_acc); VAL [\result=0, __GUIDSL_ROOT_PRODUCTION=1, __SELECTED_FEATURE_base=1, __SELECTED_FEATURE_highWaterSensor=16, __SELECTED_FEATURE_lowWaterSensor=0, __SELECTED_FEATURE_methaneAlarm=0, __SELECTED_FEATURE_methaneQuery=0, __SELECTED_FEATURE_startCommand=0, __SELECTED_FEATURE_stopCommand=0, choice=0, cleanupTimeShifts=4, head={0:0}, methAndRunningLastTime=0, methaneLevelCritical=0, pumpRunning=0, retValue_acc=0, systemActive=1, waterLevel=1] [L1122] RET, EXPR select_one() VAL [__GUIDSL_ROOT_PRODUCTION=1, __SELECTED_FEATURE_base=1, __SELECTED_FEATURE_highWaterSensor=16, __SELECTED_FEATURE_lowWaterSensor=0, __SELECTED_FEATURE_methaneAlarm=0, __SELECTED_FEATURE_methaneQuery=0, __SELECTED_FEATURE_startCommand=0, __SELECTED_FEATURE_stopCommand=0, cleanupTimeShifts=4, head={0:0}, methAndRunningLastTime=0, methaneLevelCritical=0, pumpRunning=0, select_one()=0, systemActive=1, waterLevel=1] [L1122] __SELECTED_FEATURE_methaneAlarm = select_one() [L1123] CALL, EXPR select_one() VAL [__GUIDSL_ROOT_PRODUCTION=1, __SELECTED_FEATURE_base=1, __SELECTED_FEATURE_highWaterSensor=16, __SELECTED_FEATURE_lowWaterSensor=0, __SELECTED_FEATURE_methaneAlarm=0, __SELECTED_FEATURE_methaneQuery=0, __SELECTED_FEATURE_startCommand=0, __SELECTED_FEATURE_stopCommand=0, cleanupTimeShifts=4, head={0:0}, methAndRunningLastTime=0, methaneLevelCritical=0, pumpRunning=0, systemActive=1, waterLevel=1] [L1104] int retValue_acc ; [L1105] int choice = __VERIFIER_nondet_int(); [L1108] retValue_acc = choice [L1109] return (retValue_acc); VAL [\result=0, __GUIDSL_ROOT_PRODUCTION=1, __SELECTED_FEATURE_base=1, __SELECTED_FEATURE_highWaterSensor=16, __SELECTED_FEATURE_lowWaterSensor=0, __SELECTED_FEATURE_methaneAlarm=0, __SELECTED_FEATURE_methaneQuery=0, __SELECTED_FEATURE_startCommand=0, __SELECTED_FEATURE_stopCommand=0, choice=0, cleanupTimeShifts=4, head={0:0}, methAndRunningLastTime=0, methaneLevelCritical=0, pumpRunning=0, retValue_acc=0, systemActive=1, waterLevel=1] [L1123] RET, EXPR select_one() VAL [__GUIDSL_ROOT_PRODUCTION=1, __SELECTED_FEATURE_base=1, __SELECTED_FEATURE_highWaterSensor=16, __SELECTED_FEATURE_lowWaterSensor=0, __SELECTED_FEATURE_methaneAlarm=0, __SELECTED_FEATURE_methaneQuery=0, __SELECTED_FEATURE_startCommand=0, __SELECTED_FEATURE_stopCommand=0, cleanupTimeShifts=4, head={0:0}, methAndRunningLastTime=0, methaneLevelCritical=0, pumpRunning=0, select_one()=0, systemActive=1, waterLevel=1] [L1123] __SELECTED_FEATURE_stopCommand = select_one() [L1124] CALL, EXPR select_one() VAL [__GUIDSL_ROOT_PRODUCTION=1, __SELECTED_FEATURE_base=1, __SELECTED_FEATURE_highWaterSensor=16, __SELECTED_FEATURE_lowWaterSensor=0, __SELECTED_FEATURE_methaneAlarm=0, __SELECTED_FEATURE_methaneQuery=0, __SELECTED_FEATURE_startCommand=0, __SELECTED_FEATURE_stopCommand=0, cleanupTimeShifts=4, head={0:0}, methAndRunningLastTime=0, methaneLevelCritical=0, pumpRunning=0, systemActive=1, waterLevel=1] [L1104] int retValue_acc ; [L1105] int choice = __VERIFIER_nondet_int(); [L1108] retValue_acc = choice [L1109] return (retValue_acc); VAL [\result=0, __GUIDSL_ROOT_PRODUCTION=1, __SELECTED_FEATURE_base=1, __SELECTED_FEATURE_highWaterSensor=16, __SELECTED_FEATURE_lowWaterSensor=0, __SELECTED_FEATURE_methaneAlarm=0, __SELECTED_FEATURE_methaneQuery=0, __SELECTED_FEATURE_startCommand=0, __SELECTED_FEATURE_stopCommand=0, choice=0, cleanupTimeShifts=4, head={0:0}, methAndRunningLastTime=0, methaneLevelCritical=0, pumpRunning=0, retValue_acc=0, systemActive=1, waterLevel=1] [L1124] RET, EXPR select_one() VAL [__GUIDSL_ROOT_PRODUCTION=1, __SELECTED_FEATURE_base=1, __SELECTED_FEATURE_highWaterSensor=16, __SELECTED_FEATURE_lowWaterSensor=0, __SELECTED_FEATURE_methaneAlarm=0, __SELECTED_FEATURE_methaneQuery=0, __SELECTED_FEATURE_startCommand=0, __SELECTED_FEATURE_stopCommand=0, cleanupTimeShifts=4, head={0:0}, methAndRunningLastTime=0, methaneLevelCritical=0, pumpRunning=0, select_one()=0, systemActive=1, waterLevel=1] [L1124] __SELECTED_FEATURE_startCommand = select_one() [L593] RET select_features() [L594] CALL, EXPR valid_product() [L1138] int retValue_acc ; [L1141] retValue_acc = __SELECTED_FEATURE_base [L1142] return (retValue_acc); VAL [\result=1, __GUIDSL_ROOT_PRODUCTION=1, __SELECTED_FEATURE_base=1, __SELECTED_FEATURE_highWaterSensor=16, __SELECTED_FEATURE_lowWaterSensor=0, __SELECTED_FEATURE_methaneAlarm=0, __SELECTED_FEATURE_methaneQuery=0, __SELECTED_FEATURE_startCommand=0, __SELECTED_FEATURE_stopCommand=0, cleanupTimeShifts=4, head={0:0}, methAndRunningLastTime=0, methaneLevelCritical=0, pumpRunning=0, retValue_acc=1, systemActive=1, waterLevel=1] [L594] RET, EXPR valid_product() [L594] tmp = valid_product() [L596] COND TRUE \read(tmp) [L598] FCALL setup() [L599] CALL runTest() [L577] CALL __utac_acc__Specification2_spec__1() [L693] methAndRunningLastTime = 0 VAL [__GUIDSL_ROOT_PRODUCTION=1, __SELECTED_FEATURE_base=1, __SELECTED_FEATURE_highWaterSensor=16, __SELECTED_FEATURE_lowWaterSensor=0, __SELECTED_FEATURE_methaneAlarm=0, __SELECTED_FEATURE_methaneQuery=0, __SELECTED_FEATURE_startCommand=0, __SELECTED_FEATURE_stopCommand=0, cleanupTimeShifts=4, head={0:0}, methAndRunningLastTime=0, methaneLevelCritical=0, pumpRunning=0, systemActive=1, waterLevel=1] [L577] RET __utac_acc__Specification2_spec__1() [L578] CALL test() [L611] int splverifierCounter ; [L612] int tmp ; [L613] int tmp___0 ; [L614] int tmp___1 ; [L615] int tmp___2 ; [L618] splverifierCounter = 0 VAL [__GUIDSL_ROOT_PRODUCTION=1, __SELECTED_FEATURE_base=1, __SELECTED_FEATURE_highWaterSensor=16, __SELECTED_FEATURE_lowWaterSensor=0, __SELECTED_FEATURE_methaneAlarm=0, __SELECTED_FEATURE_methaneQuery=0, __SELECTED_FEATURE_startCommand=0, __SELECTED_FEATURE_stopCommand=0, cleanupTimeShifts=4, head={0:0}, methAndRunningLastTime=0, methaneLevelCritical=0, pumpRunning=0, splverifierCounter=0, systemActive=1, waterLevel=1] [L620] COND TRUE 1 VAL [__GUIDSL_ROOT_PRODUCTION=1, __SELECTED_FEATURE_base=1, __SELECTED_FEATURE_highWaterSensor=16, __SELECTED_FEATURE_lowWaterSensor=0, __SELECTED_FEATURE_methaneAlarm=0, __SELECTED_FEATURE_methaneQuery=0, __SELECTED_FEATURE_startCommand=0, __SELECTED_FEATURE_stopCommand=0, cleanupTimeShifts=4, head={0:0}, methAndRunningLastTime=0, methaneLevelCritical=0, pumpRunning=0, splverifierCounter=0, systemActive=1, waterLevel=1] [L622] COND TRUE splverifierCounter < 4 VAL [__GUIDSL_ROOT_PRODUCTION=1, __SELECTED_FEATURE_base=1, __SELECTED_FEATURE_highWaterSensor=16, __SELECTED_FEATURE_lowWaterSensor=0, __SELECTED_FEATURE_methaneAlarm=0, __SELECTED_FEATURE_methaneQuery=0, __SELECTED_FEATURE_startCommand=0, __SELECTED_FEATURE_stopCommand=0, cleanupTimeShifts=4, head={0:0}, methAndRunningLastTime=0, methaneLevelCritical=0, pumpRunning=0, splverifierCounter=0, systemActive=1, waterLevel=1] [L628] tmp = __VERIFIER_nondet_int() [L630] COND TRUE \read(tmp) VAL [__GUIDSL_ROOT_PRODUCTION=1, __SELECTED_FEATURE_base=1, __SELECTED_FEATURE_highWaterSensor=16, __SELECTED_FEATURE_lowWaterSensor=0, __SELECTED_FEATURE_methaneAlarm=0, __SELECTED_FEATURE_methaneQuery=0, __SELECTED_FEATURE_startCommand=0, __SELECTED_FEATURE_stopCommand=0, cleanupTimeShifts=4, head={0:0}, methAndRunningLastTime=0, methaneLevelCritical=0, pumpRunning=0, splverifierCounter=0, systemActive=1, tmp=1, waterLevel=1] [L632] CALL waterRise() VAL [\old(waterLevel)=1, __GUIDSL_ROOT_PRODUCTION=1, __SELECTED_FEATURE_base=1, __SELECTED_FEATURE_highWaterSensor=16, __SELECTED_FEATURE_lowWaterSensor=0, __SELECTED_FEATURE_methaneAlarm=0, __SELECTED_FEATURE_methaneQuery=0, __SELECTED_FEATURE_startCommand=0, __SELECTED_FEATURE_stopCommand=0, cleanupTimeShifts=4, head={0:0}, methAndRunningLastTime=0, methaneLevelCritical=0, pumpRunning=0, systemActive=1, waterLevel=1] [L84] COND TRUE waterLevel < 2 [L85] waterLevel = waterLevel + 1 VAL [\old(waterLevel)=1, __GUIDSL_ROOT_PRODUCTION=1, __SELECTED_FEATURE_base=1, __SELECTED_FEATURE_highWaterSensor=16, __SELECTED_FEATURE_lowWaterSensor=0, __SELECTED_FEATURE_methaneAlarm=0, __SELECTED_FEATURE_methaneQuery=0, __SELECTED_FEATURE_startCommand=0, __SELECTED_FEATURE_stopCommand=0, cleanupTimeShifts=4, head={0:0}, methAndRunningLastTime=0, methaneLevelCritical=0, pumpRunning=0, systemActive=1, waterLevel=2] [L632] RET waterRise() VAL [__GUIDSL_ROOT_PRODUCTION=1, __SELECTED_FEATURE_base=1, __SELECTED_FEATURE_highWaterSensor=16, __SELECTED_FEATURE_lowWaterSensor=0, __SELECTED_FEATURE_methaneAlarm=0, __SELECTED_FEATURE_methaneQuery=0, __SELECTED_FEATURE_startCommand=0, __SELECTED_FEATURE_stopCommand=0, cleanupTimeShifts=4, head={0:0}, methAndRunningLastTime=0, methaneLevelCritical=0, pumpRunning=0, splverifierCounter=0, systemActive=1, tmp=1, waterLevel=2] [L638] tmp___0 = __VERIFIER_nondet_int() [L640] COND TRUE \read(tmp___0) VAL [__GUIDSL_ROOT_PRODUCTION=1, __SELECTED_FEATURE_base=1, __SELECTED_FEATURE_highWaterSensor=16, __SELECTED_FEATURE_lowWaterSensor=0, __SELECTED_FEATURE_methaneAlarm=0, __SELECTED_FEATURE_methaneQuery=0, __SELECTED_FEATURE_startCommand=0, __SELECTED_FEATURE_stopCommand=0, cleanupTimeShifts=4, head={0:0}, methAndRunningLastTime=0, methaneLevelCritical=0, pumpRunning=0, splverifierCounter=0, systemActive=1, tmp=1, tmp___0=1, waterLevel=2] [L642] CALL changeMethaneLevel() VAL [\old(methaneLevelCritical)=0, __GUIDSL_ROOT_PRODUCTION=1, __SELECTED_FEATURE_base=1, __SELECTED_FEATURE_highWaterSensor=16, __SELECTED_FEATURE_lowWaterSensor=0, __SELECTED_FEATURE_methaneAlarm=0, __SELECTED_FEATURE_methaneQuery=0, __SELECTED_FEATURE_startCommand=0, __SELECTED_FEATURE_stopCommand=0, cleanupTimeShifts=4, head={0:0}, methAndRunningLastTime=0, methaneLevelCritical=0, pumpRunning=0, systemActive=1, waterLevel=2] [L96] COND FALSE !(\read(methaneLevelCritical)) [L99] methaneLevelCritical = 1 VAL [\old(methaneLevelCritical)=0, __GUIDSL_ROOT_PRODUCTION=1, __SELECTED_FEATURE_base=1, __SELECTED_FEATURE_highWaterSensor=16, __SELECTED_FEATURE_lowWaterSensor=0, __SELECTED_FEATURE_methaneAlarm=0, __SELECTED_FEATURE_methaneQuery=0, __SELECTED_FEATURE_startCommand=0, __SELECTED_FEATURE_stopCommand=0, cleanupTimeShifts=4, head={0:0}, methAndRunningLastTime=0, methaneLevelCritical=1, pumpRunning=0, systemActive=1, waterLevel=2] [L642] RET changeMethaneLevel() VAL [__GUIDSL_ROOT_PRODUCTION=1, __SELECTED_FEATURE_base=1, __SELECTED_FEATURE_highWaterSensor=16, __SELECTED_FEATURE_lowWaterSensor=0, __SELECTED_FEATURE_methaneAlarm=0, __SELECTED_FEATURE_methaneQuery=0, __SELECTED_FEATURE_startCommand=0, __SELECTED_FEATURE_stopCommand=0, cleanupTimeShifts=4, head={0:0}, methAndRunningLastTime=0, methaneLevelCritical=1, pumpRunning=0, splverifierCounter=0, systemActive=1, tmp=1, tmp___0=1, waterLevel=2] [L648] tmp___2 = __VERIFIER_nondet_int() [L650] COND TRUE \read(tmp___2) VAL [__GUIDSL_ROOT_PRODUCTION=1, __SELECTED_FEATURE_base=1, __SELECTED_FEATURE_highWaterSensor=16, __SELECTED_FEATURE_lowWaterSensor=0, __SELECTED_FEATURE_methaneAlarm=0, __SELECTED_FEATURE_methaneQuery=0, __SELECTED_FEATURE_startCommand=0, __SELECTED_FEATURE_stopCommand=0, cleanupTimeShifts=4, head={0:0}, methAndRunningLastTime=0, methaneLevelCritical=1, pumpRunning=0, splverifierCounter=0, systemActive=1, tmp=1, tmp___0=1, tmp___2=-1, waterLevel=2] [L651] COND FALSE !(\read(__SELECTED_FEATURE_startCommand)) VAL [__GUIDSL_ROOT_PRODUCTION=1, __SELECTED_FEATURE_base=1, __SELECTED_FEATURE_highWaterSensor=16, __SELECTED_FEATURE_lowWaterSensor=0, __SELECTED_FEATURE_methaneAlarm=0, __SELECTED_FEATURE_methaneQuery=0, __SELECTED_FEATURE_startCommand=0, __SELECTED_FEATURE_stopCommand=0, cleanupTimeShifts=4, head={0:0}, methAndRunningLastTime=0, methaneLevelCritical=1, pumpRunning=0, splverifierCounter=0, systemActive=1, tmp=1, tmp___0=1, tmp___2=-1, waterLevel=2] [L675] CALL timeShift() VAL [\old(methAndRunningLastTime)=0, \old(pumpRunning)=0, \old(waterLevel)=2, __GUIDSL_ROOT_PRODUCTION=1, __SELECTED_FEATURE_base=1, __SELECTED_FEATURE_highWaterSensor=16, __SELECTED_FEATURE_lowWaterSensor=0, __SELECTED_FEATURE_methaneAlarm=0, __SELECTED_FEATURE_methaneQuery=0, __SELECTED_FEATURE_startCommand=0, __SELECTED_FEATURE_stopCommand=0, cleanupTimeShifts=4, head={0:0}, methAndRunningLastTime=0, methaneLevelCritical=1, pumpRunning=0, systemActive=1, waterLevel=2] [L184] COND FALSE !(\read(pumpRunning)) VAL [\old(methAndRunningLastTime)=0, \old(pumpRunning)=0, \old(waterLevel)=2, __GUIDSL_ROOT_PRODUCTION=1, __SELECTED_FEATURE_base=1, __SELECTED_FEATURE_highWaterSensor=16, __SELECTED_FEATURE_lowWaterSensor=0, __SELECTED_FEATURE_methaneAlarm=0, __SELECTED_FEATURE_methaneQuery=0, __SELECTED_FEATURE_startCommand=0, __SELECTED_FEATURE_stopCommand=0, cleanupTimeShifts=4, head={0:0}, methAndRunningLastTime=0, methaneLevelCritical=1, pumpRunning=0, systemActive=1, waterLevel=2] [L191] COND TRUE \read(systemActive) [L193] CALL processEnvironment() [L327] COND FALSE !(\read(__SELECTED_FEATURE_methaneAlarm)) VAL [\old(methAndRunningLastTime)=0, \old(pumpRunning)=0, \old(waterLevel)=2, __GUIDSL_ROOT_PRODUCTION=1, __SELECTED_FEATURE_base=1, __SELECTED_FEATURE_highWaterSensor=16, __SELECTED_FEATURE_lowWaterSensor=0, __SELECTED_FEATURE_methaneAlarm=0, __SELECTED_FEATURE_methaneQuery=0, __SELECTED_FEATURE_startCommand=0, __SELECTED_FEATURE_stopCommand=0, cleanupTimeShifts=4, head={0:0}, methAndRunningLastTime=0, methaneLevelCritical=1, pumpRunning=0, systemActive=1, waterLevel=2] [L334] CALL processEnvironment__before__methaneAlarm() VAL [\old(methAndRunningLastTime)=0, \old(pumpRunning)=0, \old(waterLevel)=2, __GUIDSL_ROOT_PRODUCTION=1, __SELECTED_FEATURE_base=1, __SELECTED_FEATURE_highWaterSensor=16, __SELECTED_FEATURE_lowWaterSensor=0, __SELECTED_FEATURE_methaneAlarm=0, __SELECTED_FEATURE_methaneQuery=0, __SELECTED_FEATURE_startCommand=0, __SELECTED_FEATURE_stopCommand=0, cleanupTimeShifts=4, head={0:0}, methAndRunningLastTime=0, methaneLevelCritical=1, pumpRunning=0, systemActive=1, waterLevel=2] [L284] COND FALSE !(\read(__SELECTED_FEATURE_lowWaterSensor)) VAL [\old(methAndRunningLastTime)=0, \old(pumpRunning)=0, \old(waterLevel)=2, __GUIDSL_ROOT_PRODUCTION=1, __SELECTED_FEATURE_base=1, __SELECTED_FEATURE_highWaterSensor=16, __SELECTED_FEATURE_lowWaterSensor=0, __SELECTED_FEATURE_methaneAlarm=0, __SELECTED_FEATURE_methaneQuery=0, __SELECTED_FEATURE_startCommand=0, __SELECTED_FEATURE_stopCommand=0, cleanupTimeShifts=4, head={0:0}, methAndRunningLastTime=0, methaneLevelCritical=1, pumpRunning=0, systemActive=1, waterLevel=2] [L291] CALL processEnvironment__before__lowWaterSensor() VAL [\old(methAndRunningLastTime)=0, \old(pumpRunning)=0, \old(waterLevel)=2, __GUIDSL_ROOT_PRODUCTION=1, __SELECTED_FEATURE_base=1, __SELECTED_FEATURE_highWaterSensor=16, __SELECTED_FEATURE_lowWaterSensor=0, __SELECTED_FEATURE_methaneAlarm=0, __SELECTED_FEATURE_methaneQuery=0, __SELECTED_FEATURE_startCommand=0, __SELECTED_FEATURE_stopCommand=0, cleanupTimeShifts=4, head={0:0}, methAndRunningLastTime=0, methaneLevelCritical=1, pumpRunning=0, systemActive=1, waterLevel=2] [L241] COND TRUE \read(__SELECTED_FEATURE_highWaterSensor) [L243] CALL processEnvironment__role__highWaterSensor() [L213] int tmp ; VAL [\old(methAndRunningLastTime)=0, \old(pumpRunning)=0, \old(waterLevel)=2, __GUIDSL_ROOT_PRODUCTION=1, __SELECTED_FEATURE_base=1, __SELECTED_FEATURE_highWaterSensor=16, __SELECTED_FEATURE_lowWaterSensor=0, __SELECTED_FEATURE_methaneAlarm=0, __SELECTED_FEATURE_methaneQuery=0, __SELECTED_FEATURE_startCommand=0, __SELECTED_FEATURE_stopCommand=0, cleanupTimeShifts=4, head={0:0}, methAndRunningLastTime=0, methaneLevelCritical=1, pumpRunning=0, systemActive=1, waterLevel=2] [L216] COND TRUE ! pumpRunning [L218] CALL, EXPR isHighWaterLevel() [L447] int retValue_acc ; [L448] int tmp ; [L449] int tmp___0 ; [L453] CALL, EXPR isHighWaterSensorDry() [L146] int retValue_acc ; VAL [\old(methAndRunningLastTime)=0, \old(pumpRunning)=0, \old(waterLevel)=2, __GUIDSL_ROOT_PRODUCTION=1, __SELECTED_FEATURE_base=1, __SELECTED_FEATURE_highWaterSensor=16, __SELECTED_FEATURE_lowWaterSensor=0, __SELECTED_FEATURE_methaneAlarm=0, __SELECTED_FEATURE_methaneQuery=0, __SELECTED_FEATURE_startCommand=0, __SELECTED_FEATURE_stopCommand=0, cleanupTimeShifts=4, head={0:0}, methAndRunningLastTime=0, methaneLevelCritical=1, pumpRunning=0, systemActive=1, waterLevel=2] [L149] COND FALSE !(waterLevel < 2) [L153] retValue_acc = 0 [L154] return (retValue_acc); VAL [\old(methAndRunningLastTime)=0, \old(pumpRunning)=0, \old(waterLevel)=2, \result=0, __GUIDSL_ROOT_PRODUCTION=1, __SELECTED_FEATURE_base=1, __SELECTED_FEATURE_highWaterSensor=16, __SELECTED_FEATURE_lowWaterSensor=0, __SELECTED_FEATURE_methaneAlarm=0, __SELECTED_FEATURE_methaneQuery=0, __SELECTED_FEATURE_startCommand=0, __SELECTED_FEATURE_stopCommand=0, cleanupTimeShifts=4, head={0:0}, methAndRunningLastTime=0, methaneLevelCritical=1, pumpRunning=0, retValue_acc=0, systemActive=1, waterLevel=2] [L453] RET, EXPR isHighWaterSensorDry() [L453] tmp = isHighWaterSensorDry() [L455] COND FALSE !(\read(tmp)) [L458] tmp___0 = 1 VAL [\old(methAndRunningLastTime)=0, \old(pumpRunning)=0, \old(waterLevel)=2, __GUIDSL_ROOT_PRODUCTION=1, __SELECTED_FEATURE_base=1, __SELECTED_FEATURE_highWaterSensor=16, __SELECTED_FEATURE_lowWaterSensor=0, __SELECTED_FEATURE_methaneAlarm=0, __SELECTED_FEATURE_methaneQuery=0, __SELECTED_FEATURE_startCommand=0, __SELECTED_FEATURE_stopCommand=0, cleanupTimeShifts=4, head={0:0}, methAndRunningLastTime=0, methaneLevelCritical=1, pumpRunning=0, systemActive=1, tmp=0, tmp___0=1, waterLevel=2] [L460] retValue_acc = tmp___0 [L461] return (retValue_acc); VAL [\old(methAndRunningLastTime)=0, \old(pumpRunning)=0, \old(waterLevel)=2, \result=1, __GUIDSL_ROOT_PRODUCTION=1, __SELECTED_FEATURE_base=1, __SELECTED_FEATURE_highWaterSensor=16, __SELECTED_FEATURE_lowWaterSensor=0, __SELECTED_FEATURE_methaneAlarm=0, __SELECTED_FEATURE_methaneQuery=0, __SELECTED_FEATURE_startCommand=0, __SELECTED_FEATURE_stopCommand=0, cleanupTimeShifts=4, head={0:0}, methAndRunningLastTime=0, methaneLevelCritical=1, pumpRunning=0, retValue_acc=1, systemActive=1, tmp=0, tmp___0=1, waterLevel=2] [L218] RET, EXPR isHighWaterLevel() [L218] tmp = isHighWaterLevel() [L220] COND TRUE \read(tmp) [L222] CALL activatePump() [L369] COND FALSE !(\read(__SELECTED_FEATURE_methaneQuery)) VAL [\old(methAndRunningLastTime)=0, \old(pumpRunning)=0, \old(waterLevel)=2, __GUIDSL_ROOT_PRODUCTION=1, __SELECTED_FEATURE_base=1, __SELECTED_FEATURE_highWaterSensor=16, __SELECTED_FEATURE_lowWaterSensor=0, __SELECTED_FEATURE_methaneAlarm=0, __SELECTED_FEATURE_methaneQuery=0, __SELECTED_FEATURE_startCommand=0, __SELECTED_FEATURE_stopCommand=0, cleanupTimeShifts=4, head={0:0}, methAndRunningLastTime=0, methaneLevelCritical=1, pumpRunning=0, systemActive=1, waterLevel=2] [L376] CALL activatePump__before__methaneQuery() VAL [\old(methAndRunningLastTime)=0, \old(pumpRunning)=0, \old(waterLevel)=2, __GUIDSL_ROOT_PRODUCTION=1, __SELECTED_FEATURE_base=1, __SELECTED_FEATURE_highWaterSensor=16, __SELECTED_FEATURE_lowWaterSensor=0, __SELECTED_FEATURE_methaneAlarm=0, __SELECTED_FEATURE_methaneQuery=0, __SELECTED_FEATURE_startCommand=0, __SELECTED_FEATURE_stopCommand=0, cleanupTimeShifts=4, head={0:0}, methAndRunningLastTime=0, methaneLevelCritical=1, pumpRunning=0, systemActive=1, waterLevel=2] [L344] pumpRunning = 1 VAL [\old(methAndRunningLastTime)=0, \old(pumpRunning)=0, \old(waterLevel)=2, __GUIDSL_ROOT_PRODUCTION=1, __SELECTED_FEATURE_base=1, __SELECTED_FEATURE_highWaterSensor=16, __SELECTED_FEATURE_lowWaterSensor=0, __SELECTED_FEATURE_methaneAlarm=0, __SELECTED_FEATURE_methaneQuery=0, __SELECTED_FEATURE_startCommand=0, __SELECTED_FEATURE_stopCommand=0, cleanupTimeShifts=4, head={0:0}, methAndRunningLastTime=0, methaneLevelCritical=1, pumpRunning=1, systemActive=1, waterLevel=2] [L376] RET activatePump__before__methaneQuery() VAL [\old(methAndRunningLastTime)=0, \old(pumpRunning)=0, \old(waterLevel)=2, __GUIDSL_ROOT_PRODUCTION=1, __SELECTED_FEATURE_base=1, __SELECTED_FEATURE_highWaterSensor=16, __SELECTED_FEATURE_lowWaterSensor=0, __SELECTED_FEATURE_methaneAlarm=0, __SELECTED_FEATURE_methaneQuery=0, __SELECTED_FEATURE_startCommand=0, __SELECTED_FEATURE_stopCommand=0, cleanupTimeShifts=4, head={0:0}, methAndRunningLastTime=0, methaneLevelCritical=1, pumpRunning=1, systemActive=1, waterLevel=2] [L222] RET activatePump() [L243] RET processEnvironment__role__highWaterSensor() [L291] RET processEnvironment__before__lowWaterSensor() VAL [\old(methAndRunningLastTime)=0, \old(pumpRunning)=0, \old(waterLevel)=2, __GUIDSL_ROOT_PRODUCTION=1, __SELECTED_FEATURE_base=1, __SELECTED_FEATURE_highWaterSensor=16, __SELECTED_FEATURE_lowWaterSensor=0, __SELECTED_FEATURE_methaneAlarm=0, __SELECTED_FEATURE_methaneQuery=0, __SELECTED_FEATURE_startCommand=0, __SELECTED_FEATURE_stopCommand=0, cleanupTimeShifts=4, head={0:0}, methAndRunningLastTime=0, methaneLevelCritical=1, pumpRunning=1, systemActive=1, waterLevel=2] [L334] RET processEnvironment__before__methaneAlarm() VAL [\old(methAndRunningLastTime)=0, \old(pumpRunning)=0, \old(waterLevel)=2, __GUIDSL_ROOT_PRODUCTION=1, __SELECTED_FEATURE_base=1, __SELECTED_FEATURE_highWaterSensor=16, __SELECTED_FEATURE_lowWaterSensor=0, __SELECTED_FEATURE_methaneAlarm=0, __SELECTED_FEATURE_methaneQuery=0, __SELECTED_FEATURE_startCommand=0, __SELECTED_FEATURE_stopCommand=0, cleanupTimeShifts=4, head={0:0}, methAndRunningLastTime=0, methaneLevelCritical=1, pumpRunning=1, systemActive=1, waterLevel=2] [L193] RET processEnvironment() [L199] CALL __utac_acc__Specification2_spec__2() [L698] int tmp ; [L699] int tmp___0 ; VAL [\old(methAndRunningLastTime)=0, \old(pumpRunning)=0, \old(waterLevel)=2, __GUIDSL_ROOT_PRODUCTION=1, __SELECTED_FEATURE_base=1, __SELECTED_FEATURE_highWaterSensor=16, __SELECTED_FEATURE_lowWaterSensor=0, __SELECTED_FEATURE_methaneAlarm=0, __SELECTED_FEATURE_methaneQuery=0, __SELECTED_FEATURE_startCommand=0, __SELECTED_FEATURE_stopCommand=0, cleanupTimeShifts=4, head={0:0}, methAndRunningLastTime=0, methaneLevelCritical=1, pumpRunning=1, systemActive=1, waterLevel=2] [L703] CALL, EXPR isMethaneLevelCritical() VAL [\old(methAndRunningLastTime)=0, \old(pumpRunning)=0, \old(waterLevel)=2, __GUIDSL_ROOT_PRODUCTION=1, __SELECTED_FEATURE_base=1, __SELECTED_FEATURE_highWaterSensor=16, __SELECTED_FEATURE_lowWaterSensor=0, __SELECTED_FEATURE_methaneAlarm=0, __SELECTED_FEATURE_methaneQuery=0, __SELECTED_FEATURE_startCommand=0, __SELECTED_FEATURE_stopCommand=0, cleanupTimeShifts=4, head={0:0}, methAndRunningLastTime=0, methaneLevelCritical=1, pumpRunning=1, systemActive=1, waterLevel=2] [L105] int retValue_acc ; [L108] retValue_acc = methaneLevelCritical [L109] return (retValue_acc); VAL [\old(methAndRunningLastTime)=0, \old(pumpRunning)=0, \old(waterLevel)=2, \result=1, __GUIDSL_ROOT_PRODUCTION=1, __SELECTED_FEATURE_base=1, __SELECTED_FEATURE_highWaterSensor=16, __SELECTED_FEATURE_lowWaterSensor=0, __SELECTED_FEATURE_methaneAlarm=0, __SELECTED_FEATURE_methaneQuery=0, __SELECTED_FEATURE_startCommand=0, __SELECTED_FEATURE_stopCommand=0, cleanupTimeShifts=4, head={0:0}, methAndRunningLastTime=0, methaneLevelCritical=1, pumpRunning=1, retValue_acc=1, systemActive=1, waterLevel=2] [L703] RET, EXPR isMethaneLevelCritical() VAL [\old(methAndRunningLastTime)=0, \old(pumpRunning)=0, \old(waterLevel)=2, __GUIDSL_ROOT_PRODUCTION=1, __SELECTED_FEATURE_base=1, __SELECTED_FEATURE_highWaterSensor=16, __SELECTED_FEATURE_lowWaterSensor=0, __SELECTED_FEATURE_methaneAlarm=0, __SELECTED_FEATURE_methaneQuery=0, __SELECTED_FEATURE_startCommand=0, __SELECTED_FEATURE_stopCommand=0, cleanupTimeShifts=4, head={0:0}, isMethaneLevelCritical()=1, methAndRunningLastTime=0, methaneLevelCritical=1, pumpRunning=1, systemActive=1, waterLevel=2] [L703] tmp = isMethaneLevelCritical() [L705] COND TRUE \read(tmp) [L707] CALL, EXPR isPumpRunning() [L402] int retValue_acc ; [L405] retValue_acc = pumpRunning [L406] return (retValue_acc); VAL [\old(methAndRunningLastTime)=0, \old(pumpRunning)=0, \old(waterLevel)=2, \result=1, __GUIDSL_ROOT_PRODUCTION=1, __SELECTED_FEATURE_base=1, __SELECTED_FEATURE_highWaterSensor=16, __SELECTED_FEATURE_lowWaterSensor=0, __SELECTED_FEATURE_methaneAlarm=0, __SELECTED_FEATURE_methaneQuery=0, __SELECTED_FEATURE_startCommand=0, __SELECTED_FEATURE_stopCommand=0, cleanupTimeShifts=4, head={0:0}, methAndRunningLastTime=0, methaneLevelCritical=1, pumpRunning=1, retValue_acc=1, systemActive=1, waterLevel=2] [L707] RET, EXPR isPumpRunning() [L707] tmp___0 = isPumpRunning() [L709] COND TRUE \read(tmp___0) VAL [\old(methAndRunningLastTime)=0, \old(pumpRunning)=0, \old(waterLevel)=2, __GUIDSL_ROOT_PRODUCTION=1, __SELECTED_FEATURE_base=1, __SELECTED_FEATURE_highWaterSensor=16, __SELECTED_FEATURE_lowWaterSensor=0, __SELECTED_FEATURE_methaneAlarm=0, __SELECTED_FEATURE_methaneQuery=0, __SELECTED_FEATURE_startCommand=0, __SELECTED_FEATURE_stopCommand=0, cleanupTimeShifts=4, head={0:0}, methAndRunningLastTime=0, methaneLevelCritical=1, pumpRunning=1, systemActive=1, tmp=1, tmp___0=1, waterLevel=2] [L710] COND FALSE !(\read(methAndRunningLastTime)) [L715] methAndRunningLastTime = 1 VAL [\old(methAndRunningLastTime)=0, \old(pumpRunning)=0, \old(waterLevel)=2, __GUIDSL_ROOT_PRODUCTION=1, __SELECTED_FEATURE_base=1, __SELECTED_FEATURE_highWaterSensor=16, __SELECTED_FEATURE_lowWaterSensor=0, __SELECTED_FEATURE_methaneAlarm=0, __SELECTED_FEATURE_methaneQuery=0, __SELECTED_FEATURE_startCommand=0, __SELECTED_FEATURE_stopCommand=0, cleanupTimeShifts=4, head={0:0}, methAndRunningLastTime=1, methaneLevelCritical=1, pumpRunning=1, systemActive=1, tmp=1, tmp___0=1, waterLevel=2] [L199] RET __utac_acc__Specification2_spec__2() [L675] RET timeShift() VAL [__GUIDSL_ROOT_PRODUCTION=1, __SELECTED_FEATURE_base=1, __SELECTED_FEATURE_highWaterSensor=16, __SELECTED_FEATURE_lowWaterSensor=0, __SELECTED_FEATURE_methaneAlarm=0, __SELECTED_FEATURE_methaneQuery=0, __SELECTED_FEATURE_startCommand=0, __SELECTED_FEATURE_stopCommand=0, cleanupTimeShifts=4, head={0:0}, methAndRunningLastTime=1, methaneLevelCritical=1, pumpRunning=1, splverifierCounter=0, systemActive=1, tmp=1, tmp___0=1, tmp___2=-1, waterLevel=2] [L620] COND TRUE 1 VAL [__GUIDSL_ROOT_PRODUCTION=1, __SELECTED_FEATURE_base=1, __SELECTED_FEATURE_highWaterSensor=16, __SELECTED_FEATURE_lowWaterSensor=0, __SELECTED_FEATURE_methaneAlarm=0, __SELECTED_FEATURE_methaneQuery=0, __SELECTED_FEATURE_startCommand=0, __SELECTED_FEATURE_stopCommand=0, cleanupTimeShifts=4, head={0:0}, methAndRunningLastTime=1, methaneLevelCritical=1, pumpRunning=1, splverifierCounter=0, systemActive=1, tmp=1, tmp___0=1, tmp___2=-1, waterLevel=2] [L622] COND TRUE splverifierCounter < 4 VAL [__GUIDSL_ROOT_PRODUCTION=1, __SELECTED_FEATURE_base=1, __SELECTED_FEATURE_highWaterSensor=16, __SELECTED_FEATURE_lowWaterSensor=0, __SELECTED_FEATURE_methaneAlarm=0, __SELECTED_FEATURE_methaneQuery=0, __SELECTED_FEATURE_startCommand=0, __SELECTED_FEATURE_stopCommand=0, cleanupTimeShifts=4, head={0:0}, methAndRunningLastTime=1, methaneLevelCritical=1, pumpRunning=1, splverifierCounter=0, systemActive=1, tmp=1, tmp___0=1, tmp___2=-1, waterLevel=2] [L628] tmp = __VERIFIER_nondet_int() [L630] COND FALSE !(\read(tmp)) VAL [__GUIDSL_ROOT_PRODUCTION=1, __SELECTED_FEATURE_base=1, __SELECTED_FEATURE_highWaterSensor=16, __SELECTED_FEATURE_lowWaterSensor=0, __SELECTED_FEATURE_methaneAlarm=0, __SELECTED_FEATURE_methaneQuery=0, __SELECTED_FEATURE_startCommand=0, __SELECTED_FEATURE_stopCommand=0, cleanupTimeShifts=4, head={0:0}, methAndRunningLastTime=1, methaneLevelCritical=1, pumpRunning=1, splverifierCounter=0, systemActive=1, tmp=0, tmp___0=1, tmp___2=-1, waterLevel=2] [L638] tmp___0 = __VERIFIER_nondet_int() [L640] COND FALSE !(\read(tmp___0)) VAL [__GUIDSL_ROOT_PRODUCTION=1, __SELECTED_FEATURE_base=1, __SELECTED_FEATURE_highWaterSensor=16, __SELECTED_FEATURE_lowWaterSensor=0, __SELECTED_FEATURE_methaneAlarm=0, __SELECTED_FEATURE_methaneQuery=0, __SELECTED_FEATURE_startCommand=0, __SELECTED_FEATURE_stopCommand=0, cleanupTimeShifts=4, head={0:0}, methAndRunningLastTime=1, methaneLevelCritical=1, pumpRunning=1, splverifierCounter=0, systemActive=1, tmp=0, tmp___0=0, tmp___2=-1, waterLevel=2] [L648] tmp___2 = __VERIFIER_nondet_int() [L650] COND TRUE \read(tmp___2) VAL [__GUIDSL_ROOT_PRODUCTION=1, __SELECTED_FEATURE_base=1, __SELECTED_FEATURE_highWaterSensor=16, __SELECTED_FEATURE_lowWaterSensor=0, __SELECTED_FEATURE_methaneAlarm=0, __SELECTED_FEATURE_methaneQuery=0, __SELECTED_FEATURE_startCommand=0, __SELECTED_FEATURE_stopCommand=0, cleanupTimeShifts=4, head={0:0}, methAndRunningLastTime=1, methaneLevelCritical=1, pumpRunning=1, splverifierCounter=0, systemActive=1, tmp=0, tmp___0=0, tmp___2=-2, waterLevel=2] [L651] COND FALSE !(\read(__SELECTED_FEATURE_startCommand)) VAL [__GUIDSL_ROOT_PRODUCTION=1, __SELECTED_FEATURE_base=1, __SELECTED_FEATURE_highWaterSensor=16, __SELECTED_FEATURE_lowWaterSensor=0, __SELECTED_FEATURE_methaneAlarm=0, __SELECTED_FEATURE_methaneQuery=0, __SELECTED_FEATURE_startCommand=0, __SELECTED_FEATURE_stopCommand=0, cleanupTimeShifts=4, head={0:0}, methAndRunningLastTime=1, methaneLevelCritical=1, pumpRunning=1, splverifierCounter=0, systemActive=1, tmp=0, tmp___0=0, tmp___2=-2, waterLevel=2] [L675] CALL timeShift() VAL [\old(methAndRunningLastTime)=1, \old(pumpRunning)=1, \old(waterLevel)=2, __GUIDSL_ROOT_PRODUCTION=1, __SELECTED_FEATURE_base=1, __SELECTED_FEATURE_highWaterSensor=16, __SELECTED_FEATURE_lowWaterSensor=0, __SELECTED_FEATURE_methaneAlarm=0, __SELECTED_FEATURE_methaneQuery=0, __SELECTED_FEATURE_startCommand=0, __SELECTED_FEATURE_stopCommand=0, cleanupTimeShifts=4, head={0:0}, methAndRunningLastTime=1, methaneLevelCritical=1, pumpRunning=1, systemActive=1, waterLevel=2] [L184] COND TRUE \read(pumpRunning) [L186] CALL lowerWaterLevel() [L72] COND TRUE waterLevel > 0 [L73] waterLevel = waterLevel - 1 VAL [\old(methAndRunningLastTime)=1, \old(pumpRunning)=1, \old(waterLevel)=2, __GUIDSL_ROOT_PRODUCTION=1, __SELECTED_FEATURE_base=1, __SELECTED_FEATURE_highWaterSensor=16, __SELECTED_FEATURE_lowWaterSensor=0, __SELECTED_FEATURE_methaneAlarm=0, __SELECTED_FEATURE_methaneQuery=0, __SELECTED_FEATURE_startCommand=0, __SELECTED_FEATURE_stopCommand=0, cleanupTimeShifts=4, head={0:0}, methAndRunningLastTime=1, methaneLevelCritical=1, pumpRunning=1, systemActive=1, waterLevel=1] [L186] RET lowerWaterLevel() [L191] COND TRUE \read(systemActive) [L193] CALL processEnvironment() [L327] COND FALSE !(\read(__SELECTED_FEATURE_methaneAlarm)) VAL [\old(methAndRunningLastTime)=1, \old(pumpRunning)=1, \old(waterLevel)=2, __GUIDSL_ROOT_PRODUCTION=1, __SELECTED_FEATURE_base=1, __SELECTED_FEATURE_highWaterSensor=16, __SELECTED_FEATURE_lowWaterSensor=0, __SELECTED_FEATURE_methaneAlarm=0, __SELECTED_FEATURE_methaneQuery=0, __SELECTED_FEATURE_startCommand=0, __SELECTED_FEATURE_stopCommand=0, cleanupTimeShifts=4, head={0:0}, methAndRunningLastTime=1, methaneLevelCritical=1, pumpRunning=1, systemActive=1, waterLevel=1] [L334] CALL processEnvironment__before__methaneAlarm() VAL [\old(methAndRunningLastTime)=1, \old(pumpRunning)=1, \old(waterLevel)=2, __GUIDSL_ROOT_PRODUCTION=1, __SELECTED_FEATURE_base=1, __SELECTED_FEATURE_highWaterSensor=16, __SELECTED_FEATURE_lowWaterSensor=0, __SELECTED_FEATURE_methaneAlarm=0, __SELECTED_FEATURE_methaneQuery=0, __SELECTED_FEATURE_startCommand=0, __SELECTED_FEATURE_stopCommand=0, cleanupTimeShifts=4, head={0:0}, methAndRunningLastTime=1, methaneLevelCritical=1, pumpRunning=1, systemActive=1, waterLevel=1] [L284] COND FALSE !(\read(__SELECTED_FEATURE_lowWaterSensor)) VAL [\old(methAndRunningLastTime)=1, \old(pumpRunning)=1, \old(waterLevel)=2, __GUIDSL_ROOT_PRODUCTION=1, __SELECTED_FEATURE_base=1, __SELECTED_FEATURE_highWaterSensor=16, __SELECTED_FEATURE_lowWaterSensor=0, __SELECTED_FEATURE_methaneAlarm=0, __SELECTED_FEATURE_methaneQuery=0, __SELECTED_FEATURE_startCommand=0, __SELECTED_FEATURE_stopCommand=0, cleanupTimeShifts=4, head={0:0}, methAndRunningLastTime=1, methaneLevelCritical=1, pumpRunning=1, systemActive=1, waterLevel=1] [L291] CALL processEnvironment__before__lowWaterSensor() VAL [\old(methAndRunningLastTime)=1, \old(pumpRunning)=1, \old(waterLevel)=2, __GUIDSL_ROOT_PRODUCTION=1, __SELECTED_FEATURE_base=1, __SELECTED_FEATURE_highWaterSensor=16, __SELECTED_FEATURE_lowWaterSensor=0, __SELECTED_FEATURE_methaneAlarm=0, __SELECTED_FEATURE_methaneQuery=0, __SELECTED_FEATURE_startCommand=0, __SELECTED_FEATURE_stopCommand=0, cleanupTimeShifts=4, head={0:0}, methAndRunningLastTime=1, methaneLevelCritical=1, pumpRunning=1, systemActive=1, waterLevel=1] [L241] COND TRUE \read(__SELECTED_FEATURE_highWaterSensor) [L243] CALL processEnvironment__role__highWaterSensor() [L213] int tmp ; VAL [\old(methAndRunningLastTime)=1, \old(pumpRunning)=1, \old(waterLevel)=2, __GUIDSL_ROOT_PRODUCTION=1, __SELECTED_FEATURE_base=1, __SELECTED_FEATURE_highWaterSensor=16, __SELECTED_FEATURE_lowWaterSensor=0, __SELECTED_FEATURE_methaneAlarm=0, __SELECTED_FEATURE_methaneQuery=0, __SELECTED_FEATURE_startCommand=0, __SELECTED_FEATURE_stopCommand=0, cleanupTimeShifts=4, head={0:0}, methAndRunningLastTime=1, methaneLevelCritical=1, pumpRunning=1, systemActive=1, waterLevel=1] [L216] COND FALSE !(! pumpRunning) VAL [\old(methAndRunningLastTime)=1, \old(pumpRunning)=1, \old(waterLevel)=2, __GUIDSL_ROOT_PRODUCTION=1, __SELECTED_FEATURE_base=1, __SELECTED_FEATURE_highWaterSensor=16, __SELECTED_FEATURE_lowWaterSensor=0, __SELECTED_FEATURE_methaneAlarm=0, __SELECTED_FEATURE_methaneQuery=0, __SELECTED_FEATURE_startCommand=0, __SELECTED_FEATURE_stopCommand=0, cleanupTimeShifts=4, head={0:0}, methAndRunningLastTime=1, methaneLevelCritical=1, pumpRunning=1, systemActive=1, waterLevel=1] [L231] FCALL processEnvironment__before__highWaterSensor() VAL [\old(methAndRunningLastTime)=1, \old(pumpRunning)=1, \old(waterLevel)=2, __GUIDSL_ROOT_PRODUCTION=1, __SELECTED_FEATURE_base=1, __SELECTED_FEATURE_highWaterSensor=16, __SELECTED_FEATURE_lowWaterSensor=0, __SELECTED_FEATURE_methaneAlarm=0, __SELECTED_FEATURE_methaneQuery=0, __SELECTED_FEATURE_startCommand=0, __SELECTED_FEATURE_stopCommand=0, cleanupTimeShifts=4, head={0:0}, methAndRunningLastTime=1, methaneLevelCritical=1, pumpRunning=1, systemActive=1, waterLevel=1] [L243] RET processEnvironment__role__highWaterSensor() [L291] RET processEnvironment__before__lowWaterSensor() VAL [\old(methAndRunningLastTime)=1, \old(pumpRunning)=1, \old(waterLevel)=2, __GUIDSL_ROOT_PRODUCTION=1, __SELECTED_FEATURE_base=1, __SELECTED_FEATURE_highWaterSensor=16, __SELECTED_FEATURE_lowWaterSensor=0, __SELECTED_FEATURE_methaneAlarm=0, __SELECTED_FEATURE_methaneQuery=0, __SELECTED_FEATURE_startCommand=0, __SELECTED_FEATURE_stopCommand=0, cleanupTimeShifts=4, head={0:0}, methAndRunningLastTime=1, methaneLevelCritical=1, pumpRunning=1, systemActive=1, waterLevel=1] [L334] RET processEnvironment__before__methaneAlarm() VAL [\old(methAndRunningLastTime)=1, \old(pumpRunning)=1, \old(waterLevel)=2, __GUIDSL_ROOT_PRODUCTION=1, __SELECTED_FEATURE_base=1, __SELECTED_FEATURE_highWaterSensor=16, __SELECTED_FEATURE_lowWaterSensor=0, __SELECTED_FEATURE_methaneAlarm=0, __SELECTED_FEATURE_methaneQuery=0, __SELECTED_FEATURE_startCommand=0, __SELECTED_FEATURE_stopCommand=0, cleanupTimeShifts=4, head={0:0}, methAndRunningLastTime=1, methaneLevelCritical=1, pumpRunning=1, systemActive=1, waterLevel=1] [L193] RET processEnvironment() [L199] CALL __utac_acc__Specification2_spec__2() [L698] int tmp ; [L699] int tmp___0 ; VAL [\old(methAndRunningLastTime)=1, \old(pumpRunning)=1, \old(waterLevel)=2, __GUIDSL_ROOT_PRODUCTION=1, __SELECTED_FEATURE_base=1, __SELECTED_FEATURE_highWaterSensor=16, __SELECTED_FEATURE_lowWaterSensor=0, __SELECTED_FEATURE_methaneAlarm=0, __SELECTED_FEATURE_methaneQuery=0, __SELECTED_FEATURE_startCommand=0, __SELECTED_FEATURE_stopCommand=0, cleanupTimeShifts=4, head={0:0}, methAndRunningLastTime=1, methaneLevelCritical=1, pumpRunning=1, systemActive=1, waterLevel=1] [L703] CALL, EXPR isMethaneLevelCritical() VAL [\old(methAndRunningLastTime)=1, \old(pumpRunning)=1, \old(waterLevel)=2, __GUIDSL_ROOT_PRODUCTION=1, __SELECTED_FEATURE_base=1, __SELECTED_FEATURE_highWaterSensor=16, __SELECTED_FEATURE_lowWaterSensor=0, __SELECTED_FEATURE_methaneAlarm=0, __SELECTED_FEATURE_methaneQuery=0, __SELECTED_FEATURE_startCommand=0, __SELECTED_FEATURE_stopCommand=0, cleanupTimeShifts=4, head={0:0}, methAndRunningLastTime=1, methaneLevelCritical=1, pumpRunning=1, systemActive=1, waterLevel=1] [L105] int retValue_acc ; [L108] retValue_acc = methaneLevelCritical [L109] return (retValue_acc); VAL [\old(methAndRunningLastTime)=1, \old(pumpRunning)=1, \old(waterLevel)=2, \result=1, __GUIDSL_ROOT_PRODUCTION=1, __SELECTED_FEATURE_base=1, __SELECTED_FEATURE_highWaterSensor=16, __SELECTED_FEATURE_lowWaterSensor=0, __SELECTED_FEATURE_methaneAlarm=0, __SELECTED_FEATURE_methaneQuery=0, __SELECTED_FEATURE_startCommand=0, __SELECTED_FEATURE_stopCommand=0, cleanupTimeShifts=4, head={0:0}, methAndRunningLastTime=1, methaneLevelCritical=1, pumpRunning=1, retValue_acc=1, systemActive=1, waterLevel=1] [L703] RET, EXPR isMethaneLevelCritical() VAL [\old(methAndRunningLastTime)=1, \old(pumpRunning)=1, \old(waterLevel)=2, __GUIDSL_ROOT_PRODUCTION=1, __SELECTED_FEATURE_base=1, __SELECTED_FEATURE_highWaterSensor=16, __SELECTED_FEATURE_lowWaterSensor=0, __SELECTED_FEATURE_methaneAlarm=0, __SELECTED_FEATURE_methaneQuery=0, __SELECTED_FEATURE_startCommand=0, __SELECTED_FEATURE_stopCommand=0, cleanupTimeShifts=4, head={0:0}, isMethaneLevelCritical()=1, methAndRunningLastTime=1, methaneLevelCritical=1, pumpRunning=1, systemActive=1, waterLevel=1] [L703] tmp = isMethaneLevelCritical() [L705] COND TRUE \read(tmp) [L707] CALL, EXPR isPumpRunning() [L402] int retValue_acc ; [L405] retValue_acc = pumpRunning [L406] return (retValue_acc); VAL [\old(methAndRunningLastTime)=1, \old(pumpRunning)=1, \old(waterLevel)=2, \result=1, __GUIDSL_ROOT_PRODUCTION=1, __SELECTED_FEATURE_base=1, __SELECTED_FEATURE_highWaterSensor=16, __SELECTED_FEATURE_lowWaterSensor=0, __SELECTED_FEATURE_methaneAlarm=0, __SELECTED_FEATURE_methaneQuery=0, __SELECTED_FEATURE_startCommand=0, __SELECTED_FEATURE_stopCommand=0, cleanupTimeShifts=4, head={0:0}, methAndRunningLastTime=1, methaneLevelCritical=1, pumpRunning=1, retValue_acc=1, systemActive=1, waterLevel=1] [L707] RET, EXPR isPumpRunning() [L707] tmp___0 = isPumpRunning() [L709] COND TRUE \read(tmp___0) VAL [\old(methAndRunningLastTime)=1, \old(pumpRunning)=1, \old(waterLevel)=2, __GUIDSL_ROOT_PRODUCTION=1, __SELECTED_FEATURE_base=1, __SELECTED_FEATURE_highWaterSensor=16, __SELECTED_FEATURE_lowWaterSensor=0, __SELECTED_FEATURE_methaneAlarm=0, __SELECTED_FEATURE_methaneQuery=0, __SELECTED_FEATURE_startCommand=0, __SELECTED_FEATURE_stopCommand=0, cleanupTimeShifts=4, head={0:0}, methAndRunningLastTime=1, methaneLevelCritical=1, pumpRunning=1, systemActive=1, tmp=1, tmp___0=1, waterLevel=1] [L710] COND TRUE \read(methAndRunningLastTime) [L712] CALL __automaton_fail() [L1097] reach_error() VAL [\old(methAndRunningLastTime)=1, \old(pumpRunning)=1, \old(waterLevel)=2, __GUIDSL_ROOT_PRODUCTION=1, __SELECTED_FEATURE_base=1, __SELECTED_FEATURE_highWaterSensor=16, __SELECTED_FEATURE_lowWaterSensor=0, __SELECTED_FEATURE_methaneAlarm=0, __SELECTED_FEATURE_methaneQuery=0, __SELECTED_FEATURE_startCommand=0, __SELECTED_FEATURE_stopCommand=0, cleanupTimeShifts=4, head={0:0}, methAndRunningLastTime=1, methaneLevelCritical=1, pumpRunning=1, systemActive=1, waterLevel=1] - StatisticsResult: Ultimate Automizer benchmark data CFG has 13 procedures, 145 locations, 1 error locations. Started 1 CEGAR loops. OverallTime: 5.4s, OverallIterations: 12, TraceHistogramMax: 6, PathProgramHistogramMax: 1, EmptinessCheckTime: 0.0s, AutomataDifference: 2.3s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 2219 SdHoareTripleChecker+Valid, 1.3s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 2161 mSDsluCounter, 4967 SdHoareTripleChecker+Invalid, 1.1s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 3043 mSDsCounter, 759 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 1629 IncrementalHoareTripleChecker+Invalid, 2388 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 759 mSolverCounterUnsat, 1924 mSDtfsCounter, 1629 mSolverCounterSat, 0.1s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 707 GetRequests, 636 SyntacticMatches, 2 SemanticMatches, 69 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 77 ImplicationChecksByTransitivity, 0.3s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=1808occurred in iteration=11, InterpolantAutomatonStates: 70, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: 0.6s AutomataMinimizationTime, 11 MinimizatonAttempts, 296 StatesRemovedByMinimization, 8 NontrivialMinimizations, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TRACE_CHECK: 0.1s SsaConstructionTime, 0.2s SatisfiabilityAnalysisTime, 1.5s InterpolantComputationTime, 1356 NumberOfCodeBlocks, 1356 NumberOfCodeBlocksAsserted, 14 NumberOfCheckSat, 1338 ConstructedInterpolants, 0 QuantifiedInterpolants, 2578 SizeOfPredicates, 2 NumberOfNonLiveVariables, 917 ConjunctsInSsa, 14 ConjunctsInUnsatCore, 14 InterpolantComputations, 11 PerfectInterpolantSequences, 808/817 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 RESULT: Ultimate proved your program to be incorrect! [2022-12-13 13:11:33,966 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cb720f2a-a35d-4580-9394-b17115962719/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 Writing human readable error path to file UltimateCounterExample.errorpath Result: FALSE