./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/product-lines/minepump_spec5_product61.cil.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version e7bb482b Calling Ultimate with: /usr/lib/jvm/java-11-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ccba198f-cf73-4429-ba0f-37428ab70dfd/bin/uautomizer-verify-WvqO1wxjHP/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ccba198f-cf73-4429-ba0f-37428ab70dfd/bin/uautomizer-verify-WvqO1wxjHP/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ccba198f-cf73-4429-ba0f-37428ab70dfd/bin/uautomizer-verify-WvqO1wxjHP/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ccba198f-cf73-4429-ba0f-37428ab70dfd/bin/uautomizer-verify-WvqO1wxjHP/config/AutomizerReach.xml -i ../../sv-benchmarks/c/product-lines/minepump_spec5_product61.cil.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ccba198f-cf73-4429-ba0f-37428ab70dfd/bin/uautomizer-verify-WvqO1wxjHP/config/svcomp-Reach-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ccba198f-cf73-4429-ba0f-37428ab70dfd/bin/uautomizer-verify-WvqO1wxjHP --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 12ff1c3352fe657a44d5503b0c0550124efd9c84e66a259e2d68c9ba31095791 --- Real Ultimate output --- This is Ultimate 0.2.3-dev-e7bb482 [2023-11-06 22:16:10,745 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-06 22:16:10,813 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ccba198f-cf73-4429-ba0f-37428ab70dfd/bin/uautomizer-verify-WvqO1wxjHP/config/svcomp-Reach-32bit-Automizer_Default.epf [2023-11-06 22:16:10,819 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-06 22:16:10,820 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2023-11-06 22:16:10,845 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-06 22:16:10,846 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-11-06 22:16:10,847 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-11-06 22:16:10,848 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-06 22:16:10,849 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2023-11-06 22:16:10,850 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-06 22:16:10,850 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-06 22:16:10,851 INFO L153 SettingsManager]: * Use SBE=true [2023-11-06 22:16:10,852 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-06 22:16:10,852 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-06 22:16:10,853 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-06 22:16:10,853 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-06 22:16:10,854 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-06 22:16:10,855 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-06 22:16:10,855 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-06 22:16:10,856 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-06 22:16:10,857 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-06 22:16:10,857 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-06 22:16:10,858 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-06 22:16:10,858 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-06 22:16:10,859 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-06 22:16:10,859 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2023-11-06 22:16:10,860 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2023-11-06 22:16:10,860 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-11-06 22:16:10,861 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-06 22:16:10,861 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-06 22:16:10,862 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2023-11-06 22:16:10,862 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2023-11-06 22:16:10,863 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-11-06 22:16:10,863 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2023-11-06 22:16:10,864 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-06 22:16:10,864 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2023-11-06 22:16:10,865 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-11-06 22:16:10,865 INFO L153 SettingsManager]: * Independence relation used for large block encoding in concurrent analysis=SYNTACTIC [2023-11-06 22:16:10,866 INFO L153 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_ccba198f-cf73-4429-ba0f-37428ab70dfd/bin/uautomizer-verify-WvqO1wxjHP/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ccba198f-cf73-4429-ba0f-37428ab70dfd/bin/uautomizer-verify-WvqO1wxjHP Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 12ff1c3352fe657a44d5503b0c0550124efd9c84e66a259e2d68c9ba31095791 [2023-11-06 22:16:11,133 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-06 22:16:11,177 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-06 22:16:11,180 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-06 22:16:11,182 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-06 22:16:11,182 INFO L274 PluginConnector]: CDTParser initialized [2023-11-06 22:16:11,184 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ccba198f-cf73-4429-ba0f-37428ab70dfd/bin/uautomizer-verify-WvqO1wxjHP/../../sv-benchmarks/c/product-lines/minepump_spec5_product61.cil.c [2023-11-06 22:16:14,212 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-06 22:16:14,468 INFO L384 CDTParser]: Found 1 translation units. [2023-11-06 22:16:14,481 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ccba198f-cf73-4429-ba0f-37428ab70dfd/sv-benchmarks/c/product-lines/minepump_spec5_product61.cil.c [2023-11-06 22:16:14,499 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ccba198f-cf73-4429-ba0f-37428ab70dfd/bin/uautomizer-verify-WvqO1wxjHP/data/dd12c0404/6b1dfe7c0f9f433ba21c1a17101e6ac7/FLAG1cfb2caf7 [2023-11-06 22:16:14,521 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ccba198f-cf73-4429-ba0f-37428ab70dfd/bin/uautomizer-verify-WvqO1wxjHP/data/dd12c0404/6b1dfe7c0f9f433ba21c1a17101e6ac7 [2023-11-06 22:16:14,523 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-06 22:16:14,525 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-06 22:16:14,526 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-06 22:16:14,527 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-06 22:16:14,532 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-06 22:16:14,532 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 06.11 10:16:14" (1/1) ... [2023-11-06 22:16:14,533 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@54dd2f6a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 10:16:14, skipping insertion in model container [2023-11-06 22:16:14,534 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 06.11 10:16:14" (1/1) ... [2023-11-06 22:16:14,596 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-06 22:16:14,905 WARN L240 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_ccba198f-cf73-4429-ba0f-37428ab70dfd/sv-benchmarks/c/product-lines/minepump_spec5_product61.cil.c[18376,18389] [2023-11-06 22:16:14,915 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-06 22:16:14,931 INFO L202 MainTranslator]: Completed pre-run [2023-11-06 22:16:14,951 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring preprocessor pragma C: #pragma merger(0,"scenario.i","") [49] [2023-11-06 22:16:14,952 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring preprocessor pragma C: #pragma merger(0,"MinePump.i","") [118] [2023-11-06 22:16:14,953 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring preprocessor pragma C: #pragma merger(0,"Environment.i","") [372] [2023-11-06 22:16:14,953 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring preprocessor pragma C: #pragma merger(0,"libacc.i","") [476] [2023-11-06 22:16:14,953 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring preprocessor pragma C: #pragma merger(0,"Specification5_spec.i","") [842] [2023-11-06 22:16:14,954 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring preprocessor pragma C: #pragma merger(0,"featureselect.i","") [892] [2023-11-06 22:16:14,954 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring preprocessor pragma C: #pragma merger(0,"wsllib_check.i","") [930] [2023-11-06 22:16:14,954 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring preprocessor pragma C: #pragma merger(0,"Test.i","") [939] [2023-11-06 22:16:15,051 WARN L240 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_ccba198f-cf73-4429-ba0f-37428ab70dfd/sv-benchmarks/c/product-lines/minepump_spec5_product61.cil.c[18376,18389] [2023-11-06 22:16:15,066 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-06 22:16:15,094 INFO L206 MainTranslator]: Completed translation [2023-11-06 22:16:15,094 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 10:16:15 WrapperNode [2023-11-06 22:16:15,095 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-06 22:16:15,096 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-06 22:16:15,096 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-06 22:16:15,097 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-06 22:16:15,105 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 10:16:15" (1/1) ... [2023-11-06 22:16:15,137 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 10:16:15" (1/1) ... [2023-11-06 22:16:15,178 INFO L138 Inliner]: procedures = 59, calls = 107, calls flagged for inlining = 25, calls inlined = 22, statements flattened = 241 [2023-11-06 22:16:15,179 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-06 22:16:15,180 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-06 22:16:15,180 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-06 22:16:15,180 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-06 22:16:15,190 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 10:16:15" (1/1) ... [2023-11-06 22:16:15,191 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 10:16:15" (1/1) ... [2023-11-06 22:16:15,208 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 10:16:15" (1/1) ... [2023-11-06 22:16:15,208 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 10:16:15" (1/1) ... [2023-11-06 22:16:15,214 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 10:16:15" (1/1) ... [2023-11-06 22:16:15,220 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 10:16:15" (1/1) ... [2023-11-06 22:16:15,222 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 10:16:15" (1/1) ... [2023-11-06 22:16:15,229 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 10:16:15" (1/1) ... [2023-11-06 22:16:15,238 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-06 22:16:15,239 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-06 22:16:15,240 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-06 22:16:15,240 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-06 22:16:15,241 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 10:16:15" (1/1) ... [2023-11-06 22:16:15,249 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-11-06 22:16:15,261 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ccba198f-cf73-4429-ba0f-37428ab70dfd/bin/uautomizer-verify-WvqO1wxjHP/z3 [2023-11-06 22:16:15,276 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ccba198f-cf73-4429-ba0f-37428ab70dfd/bin/uautomizer-verify-WvqO1wxjHP/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2023-11-06 22:16:15,291 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ccba198f-cf73-4429-ba0f-37428ab70dfd/bin/uautomizer-verify-WvqO1wxjHP/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2023-11-06 22:16:15,318 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-06 22:16:15,318 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__base [2023-11-06 22:16:15,318 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__base [2023-11-06 22:16:15,319 INFO L130 BoogieDeclarations]: Found specification of procedure cleanup [2023-11-06 22:16:15,321 INFO L138 BoogieDeclarations]: Found implementation of procedure cleanup [2023-11-06 22:16:15,321 INFO L130 BoogieDeclarations]: Found specification of procedure timeShift [2023-11-06 22:16:15,322 INFO L138 BoogieDeclarations]: Found implementation of procedure timeShift [2023-11-06 22:16:15,322 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__highWaterSensor [2023-11-06 22:16:15,322 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__highWaterSensor [2023-11-06 22:16:15,322 INFO L130 BoogieDeclarations]: Found specification of procedure waterRise [2023-11-06 22:16:15,323 INFO L138 BoogieDeclarations]: Found implementation of procedure waterRise [2023-11-06 22:16:15,323 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__methaneQuery [2023-11-06 22:16:15,323 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__methaneQuery [2023-11-06 22:16:15,323 INFO L130 BoogieDeclarations]: Found specification of procedure isPumpRunning [2023-11-06 22:16:15,323 INFO L138 BoogieDeclarations]: Found implementation of procedure isPumpRunning [2023-11-06 22:16:15,324 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneAlarm [2023-11-06 22:16:15,325 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneAlarm [2023-11-06 22:16:15,325 INFO L130 BoogieDeclarations]: Found specification of procedure deactivatePump [2023-11-06 22:16:15,325 INFO L138 BoogieDeclarations]: Found implementation of procedure deactivatePump [2023-11-06 22:16:15,325 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-11-06 22:16:15,326 INFO L130 BoogieDeclarations]: Found specification of procedure changeMethaneLevel [2023-11-06 22:16:15,326 INFO L138 BoogieDeclarations]: Found implementation of procedure changeMethaneLevel [2023-11-06 22:16:15,327 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-06 22:16:15,327 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-06 22:16:15,429 INFO L236 CfgBuilder]: Building ICFG [2023-11-06 22:16:15,431 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-06 22:16:15,880 INFO L277 CfgBuilder]: Performing block encoding [2023-11-06 22:16:15,897 INFO L297 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-06 22:16:15,897 INFO L302 CfgBuilder]: Removed 2 assume(true) statements. [2023-11-06 22:16:15,899 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.11 10:16:15 BoogieIcfgContainer [2023-11-06 22:16:15,899 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-06 22:16:15,902 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2023-11-06 22:16:15,902 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2023-11-06 22:16:15,912 INFO L274 PluginConnector]: TraceAbstraction initialized [2023-11-06 22:16:15,912 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 06.11 10:16:14" (1/3) ... [2023-11-06 22:16:15,913 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@4afc885b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 06.11 10:16:15, skipping insertion in model container [2023-11-06 22:16:15,913 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 10:16:15" (2/3) ... [2023-11-06 22:16:15,914 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@4afc885b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 06.11 10:16:15, skipping insertion in model container [2023-11-06 22:16:15,914 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.11 10:16:15" (3/3) ... [2023-11-06 22:16:15,916 INFO L112 eAbstractionObserver]: Analyzing ICFG minepump_spec5_product61.cil.c [2023-11-06 22:16:15,932 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2023-11-06 22:16:15,932 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2023-11-06 22:16:15,986 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2023-11-06 22:16:15,993 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;@878042b, mLbeIndependenceSettings=[IndependenceType=SYNTACTIC, AbstractionType=NONE, UseConditional=, UseSemiCommutativity=, Solver=, SolverTimeout=] [2023-11-06 22:16:15,993 INFO L358 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2023-11-06 22:16:15,998 INFO L276 IsEmpty]: Start isEmpty. Operand has 113 states, 83 states have (on average 1.3614457831325302) internal successors, (113), 93 states have internal predecessors, (113), 18 states have call successors, (18), 10 states have call predecessors, (18), 10 states have return successors, (18), 13 states have call predecessors, (18), 18 states have call successors, (18) [2023-11-06 22:16:16,010 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2023-11-06 22:16:16,011 INFO L187 NwaCegarLoop]: Found error trace [2023-11-06 22:16:16,011 INFO L195 NwaCegarLoop]: trace histogram [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] [2023-11-06 22:16:16,012 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting timeShiftErr0ASSERT_VIOLATIONERROR_FUNCTION === [timeShiftErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-06 22:16:16,017 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-11-06 22:16:16,017 INFO L85 PathProgramCache]: Analyzing trace with hash -1729313638, now seen corresponding path program 1 times [2023-11-06 22:16:16,026 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-06 22:16:16,027 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [253359820] [2023-11-06 22:16:16,027 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-06 22:16:16,027 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-06 22:16:16,206 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:16:16,327 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 13 [2023-11-06 22:16:16,331 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:16:16,346 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 24 [2023-11-06 22:16:16,351 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:16:16,361 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2023-11-06 22:16:16,361 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-06 22:16:16,362 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [253359820] [2023-11-06 22:16:16,363 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [253359820] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-06 22:16:16,363 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-06 22:16:16,363 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2023-11-06 22:16:16,365 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [870218147] [2023-11-06 22:16:16,366 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-06 22:16:16,372 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2023-11-06 22:16:16,373 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-06 22:16:16,419 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2023-11-06 22:16:16,420 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2023-11-06 22:16:16,423 INFO L87 Difference]: Start difference. First operand has 113 states, 83 states have (on average 1.3614457831325302) internal successors, (113), 93 states have internal predecessors, (113), 18 states have call successors, (18), 10 states have call predecessors, (18), 10 states have return successors, (18), 13 states have call predecessors, (18), 18 states have call successors, (18) Second operand has 2 states, 2 states have (on average 12.0) internal successors, (24), 2 states have internal predecessors, (24), 1 states have call successors, (4), 2 states have call predecessors, (4), 1 states have return successors, (2), 1 states have call predecessors, (2), 1 states have call successors, (2) [2023-11-06 22:16:16,469 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-06 22:16:16,469 INFO L93 Difference]: Finished difference Result 217 states and 292 transitions. [2023-11-06 22:16:16,470 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2023-11-06 22:16:16,471 INFO L78 Accepts]: Start accepts. Automaton has has 2 states, 2 states have (on average 12.0) internal successors, (24), 2 states have internal predecessors, (24), 1 states have call successors, (4), 2 states have call predecessors, (4), 1 states have return successors, (2), 1 states have call predecessors, (2), 1 states have call successors, (2) Word has length 32 [2023-11-06 22:16:16,472 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-06 22:16:16,482 INFO L225 Difference]: With dead ends: 217 [2023-11-06 22:16:16,482 INFO L226 Difference]: Without dead ends: 104 [2023-11-06 22:16:16,489 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 6 GetRequests, 6 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2023-11-06 22:16:16,496 INFO L413 NwaCegarLoop]: 143 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, 143 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 [2023-11-06 22:16:16,497 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 143 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 0 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2023-11-06 22:16:16,512 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 104 states. [2023-11-06 22:16:16,548 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 104 to 104. [2023-11-06 22:16:16,550 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 104 states, 76 states have (on average 1.3026315789473684) internal successors, (99), 85 states have internal predecessors, (99), 18 states have call successors, (18), 10 states have call predecessors, (18), 9 states have return successors, (17), 12 states have call predecessors, (17), 17 states have call successors, (17) [2023-11-06 22:16:16,554 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 104 states to 104 states and 134 transitions. [2023-11-06 22:16:16,556 INFO L78 Accepts]: Start accepts. Automaton has 104 states and 134 transitions. Word has length 32 [2023-11-06 22:16:16,556 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-06 22:16:16,557 INFO L495 AbstractCegarLoop]: Abstraction has 104 states and 134 transitions. [2023-11-06 22:16:16,557 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 12.0) internal successors, (24), 2 states have internal predecessors, (24), 1 states have call successors, (4), 2 states have call predecessors, (4), 1 states have return successors, (2), 1 states have call predecessors, (2), 1 states have call successors, (2) [2023-11-06 22:16:16,557 INFO L276 IsEmpty]: Start isEmpty. Operand 104 states and 134 transitions. [2023-11-06 22:16:16,561 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 34 [2023-11-06 22:16:16,561 INFO L187 NwaCegarLoop]: Found error trace [2023-11-06 22:16:16,562 INFO L195 NwaCegarLoop]: trace histogram [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] [2023-11-06 22:16:16,562 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2023-11-06 22:16:16,562 INFO L420 AbstractCegarLoop]: === Iteration 2 === Targeting timeShiftErr0ASSERT_VIOLATIONERROR_FUNCTION === [timeShiftErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-06 22:16:16,563 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-11-06 22:16:16,563 INFO L85 PathProgramCache]: Analyzing trace with hash 79270819, now seen corresponding path program 1 times [2023-11-06 22:16:16,564 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-06 22:16:16,564 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1551221458] [2023-11-06 22:16:16,564 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-06 22:16:16,565 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-06 22:16:16,588 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:16:16,754 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2023-11-06 22:16:16,761 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:16:16,769 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 25 [2023-11-06 22:16:16,780 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:16:16,783 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2023-11-06 22:16:16,783 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-06 22:16:16,784 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1551221458] [2023-11-06 22:16:16,784 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1551221458] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-06 22:16:16,784 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-06 22:16:16,784 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2023-11-06 22:16:16,787 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2114159469] [2023-11-06 22:16:16,787 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-06 22:16:16,790 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2023-11-06 22:16:16,790 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-06 22:16:16,791 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2023-11-06 22:16:16,792 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2023-11-06 22:16:16,792 INFO L87 Difference]: Start difference. First operand 104 states and 134 transitions. Second operand has 3 states, 3 states have (on average 8.333333333333334) internal successors, (25), 3 states have internal predecessors, (25), 1 states have call successors, (4), 2 states have call predecessors, (4), 1 states have return successors, (2), 1 states have call predecessors, (2), 1 states have call successors, (2) [2023-11-06 22:16:16,836 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-06 22:16:16,840 INFO L93 Difference]: Finished difference Result 173 states and 223 transitions. [2023-11-06 22:16:16,843 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-11-06 22:16:16,843 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 8.333333333333334) internal successors, (25), 3 states have internal predecessors, (25), 1 states have call successors, (4), 2 states have call predecessors, (4), 1 states have return successors, (2), 1 states have call predecessors, (2), 1 states have call successors, (2) Word has length 33 [2023-11-06 22:16:16,844 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-06 22:16:16,846 INFO L225 Difference]: With dead ends: 173 [2023-11-06 22:16:16,848 INFO L226 Difference]: Without dead ends: 95 [2023-11-06 22:16:16,850 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 7 GetRequests, 6 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2023-11-06 22:16:16,853 INFO L413 NwaCegarLoop]: 121 mSDtfsCounter, 12 mSDsluCounter, 105 mSDsCounter, 0 mSdLazyCounter, 1 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 15 SdHoareTripleChecker+Valid, 226 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 [2023-11-06 22:16:16,855 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [15 Valid, 226 Invalid, 1 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 1 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2023-11-06 22:16:16,857 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 95 states. [2023-11-06 22:16:16,868 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 95 to 95. [2023-11-06 22:16:16,869 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 95 states, 70 states have (on average 1.3142857142857143) internal successors, (92), 79 states have internal predecessors, (92), 15 states have call successors, (15), 9 states have call predecessors, (15), 9 states have return successors, (15), 10 states have call predecessors, (15), 15 states have call successors, (15) [2023-11-06 22:16:16,871 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 95 states to 95 states and 122 transitions. [2023-11-06 22:16:16,872 INFO L78 Accepts]: Start accepts. Automaton has 95 states and 122 transitions. Word has length 33 [2023-11-06 22:16:16,872 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-06 22:16:16,872 INFO L495 AbstractCegarLoop]: Abstraction has 95 states and 122 transitions. [2023-11-06 22:16:16,873 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 8.333333333333334) internal successors, (25), 3 states have internal predecessors, (25), 1 states have call successors, (4), 2 states have call predecessors, (4), 1 states have return successors, (2), 1 states have call predecessors, (2), 1 states have call successors, (2) [2023-11-06 22:16:16,873 INFO L276 IsEmpty]: Start isEmpty. Operand 95 states and 122 transitions. [2023-11-06 22:16:16,875 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 38 [2023-11-06 22:16:16,875 INFO L187 NwaCegarLoop]: Found error trace [2023-11-06 22:16:16,875 INFO L195 NwaCegarLoop]: trace histogram [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] [2023-11-06 22:16:16,875 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2023-11-06 22:16:16,876 INFO L420 AbstractCegarLoop]: === Iteration 3 === Targeting timeShiftErr0ASSERT_VIOLATIONERROR_FUNCTION === [timeShiftErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-06 22:16:16,876 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-11-06 22:16:16,876 INFO L85 PathProgramCache]: Analyzing trace with hash 1908446694, now seen corresponding path program 1 times [2023-11-06 22:16:16,877 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-06 22:16:16,877 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1181965795] [2023-11-06 22:16:16,877 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-06 22:16:16,878 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-06 22:16:16,899 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:16:17,023 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2023-11-06 22:16:17,025 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:16:17,029 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 29 [2023-11-06 22:16:17,031 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:16:17,033 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2023-11-06 22:16:17,034 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-06 22:16:17,034 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1181965795] [2023-11-06 22:16:17,034 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1181965795] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-06 22:16:17,034 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-06 22:16:17,035 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2023-11-06 22:16:17,035 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [581509916] [2023-11-06 22:16:17,035 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-06 22:16:17,036 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2023-11-06 22:16:17,036 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-06 22:16:17,037 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2023-11-06 22:16:17,037 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=10, Invalid=20, Unknown=0, NotChecked=0, Total=30 [2023-11-06 22:16:17,037 INFO L87 Difference]: Start difference. First operand 95 states and 122 transitions. Second operand has 6 states, 6 states have (on average 5.0) internal successors, (30), 6 states have internal predecessors, (30), 2 states have call successors, (3), 2 states have call predecessors, (3), 1 states have return successors, (2), 2 states have call predecessors, (2), 2 states have call successors, (2) [2023-11-06 22:16:17,190 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-06 22:16:17,190 INFO L93 Difference]: Finished difference Result 182 states and 237 transitions. [2023-11-06 22:16:17,191 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2023-11-06 22:16:17,191 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 6 states have (on average 5.0) internal successors, (30), 6 states have internal predecessors, (30), 2 states have call successors, (3), 2 states have call predecessors, (3), 1 states have return successors, (2), 2 states have call predecessors, (2), 2 states have call successors, (2) Word has length 37 [2023-11-06 22:16:17,191 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-06 22:16:17,193 INFO L225 Difference]: With dead ends: 182 [2023-11-06 22:16:17,193 INFO L226 Difference]: Without dead ends: 95 [2023-11-06 22:16:17,194 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 11 GetRequests, 5 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=22, Invalid=34, Unknown=0, NotChecked=0, Total=56 [2023-11-06 22:16:17,196 INFO L413 NwaCegarLoop]: 115 mSDtfsCounter, 148 mSDsluCounter, 142 mSDsCounter, 0 mSdLazyCounter, 65 mSolverCounterSat, 9 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 148 SdHoareTripleChecker+Valid, 257 SdHoareTripleChecker+Invalid, 74 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 9 IncrementalHoareTripleChecker+Valid, 65 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2023-11-06 22:16:17,197 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [148 Valid, 257 Invalid, 74 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [9 Valid, 65 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2023-11-06 22:16:17,198 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 95 states. [2023-11-06 22:16:17,210 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 95 to 95. [2023-11-06 22:16:17,211 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 95 states, 70 states have (on average 1.3) internal successors, (91), 79 states have internal predecessors, (91), 15 states have call successors, (15), 9 states have call predecessors, (15), 9 states have return successors, (15), 10 states have call predecessors, (15), 15 states have call successors, (15) [2023-11-06 22:16:17,213 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 95 states to 95 states and 121 transitions. [2023-11-06 22:16:17,213 INFO L78 Accepts]: Start accepts. Automaton has 95 states and 121 transitions. Word has length 37 [2023-11-06 22:16:17,215 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-06 22:16:17,215 INFO L495 AbstractCegarLoop]: Abstraction has 95 states and 121 transitions. [2023-11-06 22:16:17,215 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 5.0) internal successors, (30), 6 states have internal predecessors, (30), 2 states have call successors, (3), 2 states have call predecessors, (3), 1 states have return successors, (2), 2 states have call predecessors, (2), 2 states have call successors, (2) [2023-11-06 22:16:17,216 INFO L276 IsEmpty]: Start isEmpty. Operand 95 states and 121 transitions. [2023-11-06 22:16:17,218 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2023-11-06 22:16:17,218 INFO L187 NwaCegarLoop]: Found error trace [2023-11-06 22:16:17,219 INFO L195 NwaCegarLoop]: trace histogram [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] [2023-11-06 22:16:17,219 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2023-11-06 22:16:17,219 INFO L420 AbstractCegarLoop]: === Iteration 4 === Targeting timeShiftErr0ASSERT_VIOLATIONERROR_FUNCTION === [timeShiftErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-06 22:16:17,220 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-11-06 22:16:17,220 INFO L85 PathProgramCache]: Analyzing trace with hash 366477468, now seen corresponding path program 1 times [2023-11-06 22:16:17,220 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-06 22:16:17,220 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1390181051] [2023-11-06 22:16:17,221 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-06 22:16:17,221 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-06 22:16:17,252 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:16:17,302 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2023-11-06 22:16:17,304 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:16:17,306 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 27 [2023-11-06 22:16:17,308 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:16:17,315 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 34 [2023-11-06 22:16:17,317 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:16:17,319 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 42 [2023-11-06 22:16:17,320 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:16:17,322 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2023-11-06 22:16:17,323 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-06 22:16:17,323 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1390181051] [2023-11-06 22:16:17,323 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1390181051] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-06 22:16:17,324 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-06 22:16:17,324 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2023-11-06 22:16:17,324 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1018704782] [2023-11-06 22:16:17,324 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-06 22:16:17,325 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2023-11-06 22:16:17,325 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-06 22:16:17,326 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2023-11-06 22:16:17,326 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2023-11-06 22:16:17,326 INFO L87 Difference]: Start difference. First operand 95 states and 121 transitions. Second operand has 4 states, 4 states have (on average 9.75) internal successors, (39), 3 states have internal predecessors, (39), 2 states have call successors, (5), 2 states have call predecessors, (5), 1 states have return successors, (4), 2 states have call predecessors, (4), 2 states have call successors, (4) [2023-11-06 22:16:17,510 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-06 22:16:17,510 INFO L93 Difference]: Finished difference Result 270 states and 348 transitions. [2023-11-06 22:16:17,511 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2023-11-06 22:16:17,511 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 9.75) internal successors, (39), 3 states have internal predecessors, (39), 2 states have call successors, (5), 2 states have call predecessors, (5), 1 states have return successors, (4), 2 states have call predecessors, (4), 2 states have call successors, (4) Word has length 50 [2023-11-06 22:16:17,511 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-06 22:16:17,514 INFO L225 Difference]: With dead ends: 270 [2023-11-06 22:16:17,514 INFO L226 Difference]: Without dead ends: 183 [2023-11-06 22:16:17,516 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 13 GetRequests, 10 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2023-11-06 22:16:17,517 INFO L413 NwaCegarLoop]: 95 mSDtfsCounter, 193 mSDsluCounter, 123 mSDsCounter, 0 mSdLazyCounter, 85 mSolverCounterSat, 51 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 200 SdHoareTripleChecker+Valid, 218 SdHoareTripleChecker+Invalid, 136 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 51 IncrementalHoareTripleChecker+Valid, 85 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2023-11-06 22:16:17,518 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [200 Valid, 218 Invalid, 136 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [51 Valid, 85 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2023-11-06 22:16:17,519 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 183 states. [2023-11-06 22:16:17,547 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 183 to 177. [2023-11-06 22:16:17,547 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 177 states, 132 states have (on average 1.2727272727272727) internal successors, (168), 141 states have internal predecessors, (168), 22 states have call successors, (22), 17 states have call predecessors, (22), 22 states have return successors, (33), 24 states have call predecessors, (33), 22 states have call successors, (33) [2023-11-06 22:16:17,549 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 177 states to 177 states and 223 transitions. [2023-11-06 22:16:17,550 INFO L78 Accepts]: Start accepts. Automaton has 177 states and 223 transitions. Word has length 50 [2023-11-06 22:16:17,550 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-06 22:16:17,550 INFO L495 AbstractCegarLoop]: Abstraction has 177 states and 223 transitions. [2023-11-06 22:16:17,550 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 9.75) internal successors, (39), 3 states have internal predecessors, (39), 2 states have call successors, (5), 2 states have call predecessors, (5), 1 states have return successors, (4), 2 states have call predecessors, (4), 2 states have call successors, (4) [2023-11-06 22:16:17,551 INFO L276 IsEmpty]: Start isEmpty. Operand 177 states and 223 transitions. [2023-11-06 22:16:17,553 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 59 [2023-11-06 22:16:17,553 INFO L187 NwaCegarLoop]: Found error trace [2023-11-06 22:16:17,553 INFO L195 NwaCegarLoop]: trace histogram [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] [2023-11-06 22:16:17,553 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2023-11-06 22:16:17,554 INFO L420 AbstractCegarLoop]: === Iteration 5 === Targeting timeShiftErr0ASSERT_VIOLATIONERROR_FUNCTION === [timeShiftErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-06 22:16:17,554 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-11-06 22:16:17,554 INFO L85 PathProgramCache]: Analyzing trace with hash -1653642302, now seen corresponding path program 1 times [2023-11-06 22:16:17,555 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-06 22:16:17,555 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [887349574] [2023-11-06 22:16:17,555 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-06 22:16:17,555 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-06 22:16:17,573 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:16:17,700 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2023-11-06 22:16:17,703 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:16:17,713 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 27 [2023-11-06 22:16:17,726 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:16:17,763 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2023-11-06 22:16:17,773 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:16:17,837 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2023-11-06 22:16:17,839 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:16:17,841 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 50 [2023-11-06 22:16:17,843 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:16:17,846 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2023-11-06 22:16:17,847 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-06 22:16:17,848 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [887349574] [2023-11-06 22:16:17,848 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [887349574] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-06 22:16:17,848 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-06 22:16:17,848 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2023-11-06 22:16:17,850 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1664999013] [2023-11-06 22:16:17,850 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-06 22:16:17,851 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2023-11-06 22:16:17,852 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-06 22:16:17,855 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2023-11-06 22:16:17,856 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2023-11-06 22:16:17,857 INFO L87 Difference]: Start difference. First operand 177 states and 223 transitions. Second operand has 6 states, 6 states have (on average 7.5) internal successors, (45), 5 states have internal predecessors, (45), 3 states have call successors, (6), 3 states have call predecessors, (6), 2 states have return successors, (5), 2 states have call predecessors, (5), 3 states have call successors, (5) [2023-11-06 22:16:18,210 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-06 22:16:18,211 INFO L93 Difference]: Finished difference Result 478 states and 632 transitions. [2023-11-06 22:16:18,211 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2023-11-06 22:16:18,212 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 6 states have (on average 7.5) internal successors, (45), 5 states have internal predecessors, (45), 3 states have call successors, (6), 3 states have call predecessors, (6), 2 states have return successors, (5), 2 states have call predecessors, (5), 3 states have call successors, (5) Word has length 58 [2023-11-06 22:16:18,214 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-06 22:16:18,222 INFO L225 Difference]: With dead ends: 478 [2023-11-06 22:16:18,229 INFO L226 Difference]: Without dead ends: 309 [2023-11-06 22:16:18,231 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 24 GetRequests, 15 SyntacticMatches, 0 SemanticMatches, 9 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 8 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=35, Invalid=75, Unknown=0, NotChecked=0, Total=110 [2023-11-06 22:16:18,233 INFO L413 NwaCegarLoop]: 109 mSDtfsCounter, 201 mSDsluCounter, 320 mSDsCounter, 0 mSdLazyCounter, 183 mSolverCounterSat, 53 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 209 SdHoareTripleChecker+Valid, 429 SdHoareTripleChecker+Invalid, 236 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 53 IncrementalHoareTripleChecker+Valid, 183 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.2s IncrementalHoareTripleChecker+Time [2023-11-06 22:16:18,234 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [209 Valid, 429 Invalid, 236 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [53 Valid, 183 Invalid, 0 Unknown, 0 Unchecked, 0.2s Time] [2023-11-06 22:16:18,235 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 309 states. [2023-11-06 22:16:18,307 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 309 to 285. [2023-11-06 22:16:18,313 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 285 states, 214 states have (on average 1.2616822429906542) internal successors, (270), 226 states have internal predecessors, (270), 36 states have call successors, (36), 29 states have call predecessors, (36), 34 states have return successors, (55), 38 states have call predecessors, (55), 36 states have call successors, (55) [2023-11-06 22:16:18,317 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 285 states to 285 states and 361 transitions. [2023-11-06 22:16:18,317 INFO L78 Accepts]: Start accepts. Automaton has 285 states and 361 transitions. Word has length 58 [2023-11-06 22:16:18,318 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-06 22:16:18,318 INFO L495 AbstractCegarLoop]: Abstraction has 285 states and 361 transitions. [2023-11-06 22:16:18,319 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 7.5) internal successors, (45), 5 states have internal predecessors, (45), 3 states have call successors, (6), 3 states have call predecessors, (6), 2 states have return successors, (5), 2 states have call predecessors, (5), 3 states have call successors, (5) [2023-11-06 22:16:18,319 INFO L276 IsEmpty]: Start isEmpty. Operand 285 states and 361 transitions. [2023-11-06 22:16:18,322 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 59 [2023-11-06 22:16:18,322 INFO L187 NwaCegarLoop]: Found error trace [2023-11-06 22:16:18,322 INFO L195 NwaCegarLoop]: trace histogram [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] [2023-11-06 22:16:18,322 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2023-11-06 22:16:18,324 INFO L420 AbstractCegarLoop]: === Iteration 6 === Targeting timeShiftErr0ASSERT_VIOLATIONERROR_FUNCTION === [timeShiftErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-06 22:16:18,324 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-11-06 22:16:18,324 INFO L85 PathProgramCache]: Analyzing trace with hash -1794190912, now seen corresponding path program 1 times [2023-11-06 22:16:18,324 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-06 22:16:18,325 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1370345832] [2023-11-06 22:16:18,325 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-06 22:16:18,325 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-06 22:16:18,344 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:16:18,433 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2023-11-06 22:16:18,434 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:16:18,441 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 27 [2023-11-06 22:16:18,445 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:16:18,454 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2023-11-06 22:16:18,457 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:16:18,465 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2023-11-06 22:16:18,466 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:16:18,468 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 50 [2023-11-06 22:16:18,470 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:16:18,483 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2023-11-06 22:16:18,483 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-06 22:16:18,484 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1370345832] [2023-11-06 22:16:18,484 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1370345832] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-06 22:16:18,484 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-06 22:16:18,484 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2023-11-06 22:16:18,485 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2040522537] [2023-11-06 22:16:18,485 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-06 22:16:18,485 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2023-11-06 22:16:18,486 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-06 22:16:18,486 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2023-11-06 22:16:18,486 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=31, Unknown=0, NotChecked=0, Total=42 [2023-11-06 22:16:18,487 INFO L87 Difference]: Start difference. First operand 285 states and 361 transitions. Second operand has 7 states, 7 states have (on average 6.714285714285714) internal successors, (47), 5 states have internal predecessors, (47), 2 states have call successors, (6), 2 states have call predecessors, (6), 3 states have return successors, (5), 3 states have call predecessors, (5), 2 states have call successors, (5) [2023-11-06 22:16:18,887 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-06 22:16:18,887 INFO L93 Difference]: Finished difference Result 567 states and 722 transitions. [2023-11-06 22:16:18,888 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2023-11-06 22:16:18,888 INFO L78 Accepts]: Start accepts. Automaton has has 7 states, 7 states have (on average 6.714285714285714) internal successors, (47), 5 states have internal predecessors, (47), 2 states have call successors, (6), 2 states have call predecessors, (6), 3 states have return successors, (5), 3 states have call predecessors, (5), 2 states have call successors, (5) Word has length 58 [2023-11-06 22:16:18,889 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-06 22:16:18,893 INFO L225 Difference]: With dead ends: 567 [2023-11-06 22:16:18,894 INFO L226 Difference]: Without dead ends: 290 [2023-11-06 22:16:18,895 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 27 GetRequests, 14 SyntacticMatches, 0 SemanticMatches, 13 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 25 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=53, Invalid=157, Unknown=0, NotChecked=0, Total=210 [2023-11-06 22:16:18,904 INFO L413 NwaCegarLoop]: 95 mSDtfsCounter, 162 mSDsluCounter, 370 mSDsCounter, 0 mSdLazyCounter, 232 mSolverCounterSat, 43 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 169 SdHoareTripleChecker+Valid, 465 SdHoareTripleChecker+Invalid, 275 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 43 IncrementalHoareTripleChecker+Valid, 232 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.3s IncrementalHoareTripleChecker+Time [2023-11-06 22:16:18,908 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [169 Valid, 465 Invalid, 275 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [43 Valid, 232 Invalid, 0 Unknown, 0 Unchecked, 0.3s Time] [2023-11-06 22:16:18,910 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 290 states. [2023-11-06 22:16:18,955 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 290 to 282. [2023-11-06 22:16:18,956 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 282 states, 211 states have (on average 1.2369668246445498) internal successors, (261), 223 states have internal predecessors, (261), 36 states have call successors, (36), 29 states have call predecessors, (36), 34 states have return successors, (55), 38 states have call predecessors, (55), 36 states have call successors, (55) [2023-11-06 22:16:18,960 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 282 states to 282 states and 352 transitions. [2023-11-06 22:16:18,960 INFO L78 Accepts]: Start accepts. Automaton has 282 states and 352 transitions. Word has length 58 [2023-11-06 22:16:18,961 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-06 22:16:18,961 INFO L495 AbstractCegarLoop]: Abstraction has 282 states and 352 transitions. [2023-11-06 22:16:18,961 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 7 states have (on average 6.714285714285714) internal successors, (47), 5 states have internal predecessors, (47), 2 states have call successors, (6), 2 states have call predecessors, (6), 3 states have return successors, (5), 3 states have call predecessors, (5), 2 states have call successors, (5) [2023-11-06 22:16:18,961 INFO L276 IsEmpty]: Start isEmpty. Operand 282 states and 352 transitions. [2023-11-06 22:16:18,962 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 65 [2023-11-06 22:16:18,962 INFO L187 NwaCegarLoop]: Found error trace [2023-11-06 22:16:18,963 INFO L195 NwaCegarLoop]: trace histogram [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] [2023-11-06 22:16:18,963 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5 [2023-11-06 22:16:18,963 INFO L420 AbstractCegarLoop]: === Iteration 7 === Targeting timeShiftErr0ASSERT_VIOLATIONERROR_FUNCTION === [timeShiftErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-06 22:16:18,964 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-11-06 22:16:18,964 INFO L85 PathProgramCache]: Analyzing trace with hash 2009941831, now seen corresponding path program 1 times [2023-11-06 22:16:18,964 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-06 22:16:18,964 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1126251139] [2023-11-06 22:16:18,964 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-06 22:16:18,965 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-06 22:16:18,991 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:16:19,073 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2023-11-06 22:16:19,076 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:16:19,080 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 27 [2023-11-06 22:16:19,087 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:16:19,113 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2023-11-06 22:16:19,117 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:16:19,162 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2023-11-06 22:16:19,164 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:16:19,170 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 56 [2023-11-06 22:16:19,172 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:16:19,174 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2023-11-06 22:16:19,174 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-06 22:16:19,175 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1126251139] [2023-11-06 22:16:19,175 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1126251139] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-06 22:16:19,175 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-06 22:16:19,175 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2023-11-06 22:16:19,176 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1156915269] [2023-11-06 22:16:19,176 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-06 22:16:19,176 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2023-11-06 22:16:19,177 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-06 22:16:19,177 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2023-11-06 22:16:19,177 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2023-11-06 22:16:19,178 INFO L87 Difference]: Start difference. First operand 282 states and 352 transitions. Second operand has 6 states, 6 states have (on average 8.5) internal successors, (51), 5 states have internal predecessors, (51), 2 states have call successors, (6), 2 states have call predecessors, (6), 2 states have return successors, (5), 2 states have call predecessors, (5), 2 states have call successors, (5) [2023-11-06 22:16:19,437 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-06 22:16:19,438 INFO L93 Difference]: Finished difference Result 574 states and 741 transitions. [2023-11-06 22:16:19,438 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2023-11-06 22:16:19,439 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 6 states have (on average 8.5) internal successors, (51), 5 states have internal predecessors, (51), 2 states have call successors, (6), 2 states have call predecessors, (6), 2 states have return successors, (5), 2 states have call predecessors, (5), 2 states have call successors, (5) Word has length 64 [2023-11-06 22:16:19,441 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-06 22:16:19,445 INFO L225 Difference]: With dead ends: 574 [2023-11-06 22:16:19,445 INFO L226 Difference]: Without dead ends: 300 [2023-11-06 22:16:19,447 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 21 GetRequests, 13 SyntacticMatches, 0 SemanticMatches, 8 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 5 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=29, Invalid=61, Unknown=0, NotChecked=0, Total=90 [2023-11-06 22:16:19,451 INFO L413 NwaCegarLoop]: 95 mSDtfsCounter, 78 mSDsluCounter, 311 mSDsCounter, 0 mSdLazyCounter, 162 mSolverCounterSat, 27 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 83 SdHoareTripleChecker+Valid, 406 SdHoareTripleChecker+Invalid, 189 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 27 IncrementalHoareTripleChecker+Valid, 162 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.2s IncrementalHoareTripleChecker+Time [2023-11-06 22:16:19,451 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [83 Valid, 406 Invalid, 189 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [27 Valid, 162 Invalid, 0 Unknown, 0 Unchecked, 0.2s Time] [2023-11-06 22:16:19,454 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 300 states. [2023-11-06 22:16:19,505 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 300 to 288. [2023-11-06 22:16:19,506 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 288 states, 217 states have (on average 1.2304147465437787) internal successors, (267), 229 states have internal predecessors, (267), 36 states have call successors, (36), 29 states have call predecessors, (36), 34 states have return successors, (55), 38 states have call predecessors, (55), 36 states have call successors, (55) [2023-11-06 22:16:19,510 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 288 states to 288 states and 358 transitions. [2023-11-06 22:16:19,510 INFO L78 Accepts]: Start accepts. Automaton has 288 states and 358 transitions. Word has length 64 [2023-11-06 22:16:19,511 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-06 22:16:19,511 INFO L495 AbstractCegarLoop]: Abstraction has 288 states and 358 transitions. [2023-11-06 22:16:19,513 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 8.5) internal successors, (51), 5 states have internal predecessors, (51), 2 states have call successors, (6), 2 states have call predecessors, (6), 2 states have return successors, (5), 2 states have call predecessors, (5), 2 states have call successors, (5) [2023-11-06 22:16:19,513 INFO L276 IsEmpty]: Start isEmpty. Operand 288 states and 358 transitions. [2023-11-06 22:16:19,515 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 65 [2023-11-06 22:16:19,515 INFO L187 NwaCegarLoop]: Found error trace [2023-11-06 22:16:19,515 INFO L195 NwaCegarLoop]: trace histogram [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] [2023-11-06 22:16:19,516 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6 [2023-11-06 22:16:19,517 INFO L420 AbstractCegarLoop]: === Iteration 8 === Targeting timeShiftErr0ASSERT_VIOLATIONERROR_FUNCTION === [timeShiftErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-06 22:16:19,518 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-11-06 22:16:19,519 INFO L85 PathProgramCache]: Analyzing trace with hash -898822071, now seen corresponding path program 1 times [2023-11-06 22:16:19,519 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-06 22:16:19,520 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1372035301] [2023-11-06 22:16:19,520 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-06 22:16:19,520 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-06 22:16:19,536 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:16:19,605 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2023-11-06 22:16:19,607 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:16:19,613 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 27 [2023-11-06 22:16:19,617 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:16:19,669 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2023-11-06 22:16:19,673 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:16:19,713 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2023-11-06 22:16:19,715 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:16:19,717 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 56 [2023-11-06 22:16:19,719 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:16:19,720 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2023-11-06 22:16:19,721 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-06 22:16:19,721 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1372035301] [2023-11-06 22:16:19,721 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1372035301] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-06 22:16:19,721 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-06 22:16:19,721 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2023-11-06 22:16:19,722 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1544724419] [2023-11-06 22:16:19,722 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-06 22:16:19,722 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2023-11-06 22:16:19,722 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-06 22:16:19,723 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2023-11-06 22:16:19,723 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=31, Unknown=0, NotChecked=0, Total=42 [2023-11-06 22:16:19,724 INFO L87 Difference]: Start difference. First operand 288 states and 358 transitions. Second operand has 7 states, 7 states have (on average 7.285714285714286) internal successors, (51), 6 states have internal predecessors, (51), 2 states have call successors, (6), 2 states have call predecessors, (6), 2 states have return successors, (5), 2 states have call predecessors, (5), 2 states have call successors, (5) [2023-11-06 22:16:19,964 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-06 22:16:19,965 INFO L93 Difference]: Finished difference Result 520 states and 660 transitions. [2023-11-06 22:16:19,965 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2023-11-06 22:16:19,965 INFO L78 Accepts]: Start accepts. Automaton has has 7 states, 7 states have (on average 7.285714285714286) internal successors, (51), 6 states have internal predecessors, (51), 2 states have call successors, (6), 2 states have call predecessors, (6), 2 states have return successors, (5), 2 states have call predecessors, (5), 2 states have call successors, (5) Word has length 64 [2023-11-06 22:16:19,966 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-06 22:16:19,968 INFO L225 Difference]: With dead ends: 520 [2023-11-06 22:16:19,968 INFO L226 Difference]: Without dead ends: 240 [2023-11-06 22:16:19,969 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 23 GetRequests, 15 SyntacticMatches, 0 SemanticMatches, 8 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=25, Invalid=65, Unknown=0, NotChecked=0, Total=90 [2023-11-06 22:16:19,970 INFO L413 NwaCegarLoop]: 94 mSDtfsCounter, 112 mSDsluCounter, 362 mSDsCounter, 0 mSdLazyCounter, 196 mSolverCounterSat, 30 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 118 SdHoareTripleChecker+Valid, 456 SdHoareTripleChecker+Invalid, 226 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 30 IncrementalHoareTripleChecker+Valid, 196 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.2s IncrementalHoareTripleChecker+Time [2023-11-06 22:16:19,970 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [118 Valid, 456 Invalid, 226 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [30 Valid, 196 Invalid, 0 Unknown, 0 Unchecked, 0.2s Time] [2023-11-06 22:16:19,971 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 240 states. [2023-11-06 22:16:19,999 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 240 to 235. [2023-11-06 22:16:20,000 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 235 states, 176 states have (on average 1.2102272727272727) internal successors, (213), 186 states have internal predecessors, (213), 30 states have call successors, (30), 24 states have call predecessors, (30), 28 states have return successors, (41), 31 states have call predecessors, (41), 30 states have call successors, (41) [2023-11-06 22:16:20,001 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 235 states to 235 states and 284 transitions. [2023-11-06 22:16:20,002 INFO L78 Accepts]: Start accepts. Automaton has 235 states and 284 transitions. Word has length 64 [2023-11-06 22:16:20,002 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-06 22:16:20,002 INFO L495 AbstractCegarLoop]: Abstraction has 235 states and 284 transitions. [2023-11-06 22:16:20,002 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 7 states have (on average 7.285714285714286) internal successors, (51), 6 states have internal predecessors, (51), 2 states have call successors, (6), 2 states have call predecessors, (6), 2 states have return successors, (5), 2 states have call predecessors, (5), 2 states have call successors, (5) [2023-11-06 22:16:20,002 INFO L276 IsEmpty]: Start isEmpty. Operand 235 states and 284 transitions. [2023-11-06 22:16:20,003 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 69 [2023-11-06 22:16:20,003 INFO L187 NwaCegarLoop]: Found error trace [2023-11-06 22:16:20,004 INFO L195 NwaCegarLoop]: trace histogram [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] [2023-11-06 22:16:20,004 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable7 [2023-11-06 22:16:20,004 INFO L420 AbstractCegarLoop]: === Iteration 9 === Targeting timeShiftErr0ASSERT_VIOLATIONERROR_FUNCTION === [timeShiftErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-06 22:16:20,004 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-11-06 22:16:20,004 INFO L85 PathProgramCache]: Analyzing trace with hash -767563483, now seen corresponding path program 1 times [2023-11-06 22:16:20,005 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-06 22:16:20,005 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2029496122] [2023-11-06 22:16:20,005 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-06 22:16:20,005 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-06 22:16:20,022 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:16:20,198 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2023-11-06 22:16:20,211 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:16:20,278 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 22 [2023-11-06 22:16:20,288 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:16:20,298 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 31 [2023-11-06 22:16:20,302 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:16:20,308 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2023-11-06 22:16:20,310 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:16:20,315 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2023-11-06 22:16:20,318 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:16:20,320 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 60 [2023-11-06 22:16:20,322 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:16:20,323 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2023-11-06 22:16:20,323 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-06 22:16:20,323 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2029496122] [2023-11-06 22:16:20,324 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2029496122] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-06 22:16:20,324 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-06 22:16:20,324 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [9] imperfect sequences [] total 9 [2023-11-06 22:16:20,324 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [354866677] [2023-11-06 22:16:20,324 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-06 22:16:20,325 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 9 states [2023-11-06 22:16:20,325 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-06 22:16:20,326 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2023-11-06 22:16:20,327 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=16, Invalid=56, Unknown=0, NotChecked=0, Total=72 [2023-11-06 22:16:20,327 INFO L87 Difference]: Start difference. First operand 235 states and 284 transitions. Second operand has 9 states, 9 states have (on average 5.888888888888889) internal successors, (53), 7 states have internal predecessors, (53), 4 states have call successors, (7), 4 states have call predecessors, (7), 2 states have return successors, (6), 3 states have call predecessors, (6), 4 states have call successors, (6) [2023-11-06 22:16:21,172 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-06 22:16:21,173 INFO L93 Difference]: Finished difference Result 736 states and 933 transitions. [2023-11-06 22:16:21,173 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 25 states. [2023-11-06 22:16:21,173 INFO L78 Accepts]: Start accepts. Automaton has has 9 states, 9 states have (on average 5.888888888888889) internal successors, (53), 7 states have internal predecessors, (53), 4 states have call successors, (7), 4 states have call predecessors, (7), 2 states have return successors, (6), 3 states have call predecessors, (6), 4 states have call successors, (6) Word has length 68 [2023-11-06 22:16:21,175 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-06 22:16:21,179 INFO L225 Difference]: With dead ends: 736 [2023-11-06 22:16:21,179 INFO L226 Difference]: Without dead ends: 564 [2023-11-06 22:16:21,181 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 41 GetRequests, 16 SyntacticMatches, 0 SemanticMatches, 25 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 149 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=153, Invalid=549, Unknown=0, NotChecked=0, Total=702 [2023-11-06 22:16:21,183 INFO L413 NwaCegarLoop]: 97 mSDtfsCounter, 505 mSDsluCounter, 470 mSDsCounter, 0 mSdLazyCounter, 669 mSolverCounterSat, 175 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 511 SdHoareTripleChecker+Valid, 567 SdHoareTripleChecker+Invalid, 844 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 175 IncrementalHoareTripleChecker+Valid, 669 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.5s IncrementalHoareTripleChecker+Time [2023-11-06 22:16:21,183 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [511 Valid, 567 Invalid, 844 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [175 Valid, 669 Invalid, 0 Unknown, 0 Unchecked, 0.5s Time] [2023-11-06 22:16:21,185 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 564 states. [2023-11-06 22:16:21,257 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 564 to 506. [2023-11-06 22:16:21,258 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 506 states, 375 states have (on average 1.208) internal successors, (453), 400 states have internal predecessors, (453), 68 states have call successors, (68), 51 states have call predecessors, (68), 62 states have return successors, (96), 68 states have call predecessors, (96), 68 states have call successors, (96) [2023-11-06 22:16:21,262 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 506 states to 506 states and 617 transitions. [2023-11-06 22:16:21,263 INFO L78 Accepts]: Start accepts. Automaton has 506 states and 617 transitions. Word has length 68 [2023-11-06 22:16:21,264 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-06 22:16:21,264 INFO L495 AbstractCegarLoop]: Abstraction has 506 states and 617 transitions. [2023-11-06 22:16:21,264 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 9 states, 9 states have (on average 5.888888888888889) internal successors, (53), 7 states have internal predecessors, (53), 4 states have call successors, (7), 4 states have call predecessors, (7), 2 states have return successors, (6), 3 states have call predecessors, (6), 4 states have call successors, (6) [2023-11-06 22:16:21,265 INFO L276 IsEmpty]: Start isEmpty. Operand 506 states and 617 transitions. [2023-11-06 22:16:21,271 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 122 [2023-11-06 22:16:21,271 INFO L187 NwaCegarLoop]: Found error trace [2023-11-06 22:16:21,272 INFO L195 NwaCegarLoop]: trace histogram [3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-06 22:16:21,272 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable8 [2023-11-06 22:16:21,272 INFO L420 AbstractCegarLoop]: === Iteration 10 === Targeting timeShiftErr0ASSERT_VIOLATIONERROR_FUNCTION === [timeShiftErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-06 22:16:21,273 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-11-06 22:16:21,273 INFO L85 PathProgramCache]: Analyzing trace with hash -1564090535, now seen corresponding path program 1 times [2023-11-06 22:16:21,273 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-06 22:16:21,273 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1409345123] [2023-11-06 22:16:21,273 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-06 22:16:21,273 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-06 22:16:21,308 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:16:21,459 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2023-11-06 22:16:21,460 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:16:21,474 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 20 [2023-11-06 22:16:21,484 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:16:21,510 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-06 22:16:21,511 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:16:21,521 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2023-11-06 22:16:21,525 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:16:21,565 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2023-11-06 22:16:21,568 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:16:21,578 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2023-11-06 22:16:21,583 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:16:21,586 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 73 [2023-11-06 22:16:21,588 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:16:21,602 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 84 [2023-11-06 22:16:21,604 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:16:21,607 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 91 [2023-11-06 22:16:21,610 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:16:21,617 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2023-11-06 22:16:21,618 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:16:21,621 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2023-11-06 22:16:21,622 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:16:21,625 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 113 [2023-11-06 22:16:21,626 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:16:21,628 INFO L134 CoverageAnalysis]: Checked inductivity of 41 backedges. 17 proven. 11 refuted. 0 times theorem prover too weak. 13 trivial. 0 not checked. [2023-11-06 22:16:21,628 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-06 22:16:21,629 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1409345123] [2023-11-06 22:16:21,629 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1409345123] provided 0 perfect and 1 imperfect interpolant sequences [2023-11-06 22:16:21,629 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [445061780] [2023-11-06 22:16:21,629 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-06 22:16:21,629 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-06 22:16:21,629 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ccba198f-cf73-4429-ba0f-37428ab70dfd/bin/uautomizer-verify-WvqO1wxjHP/z3 [2023-11-06 22:16:21,636 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ccba198f-cf73-4429-ba0f-37428ab70dfd/bin/uautomizer-verify-WvqO1wxjHP/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-11-06 22:16:21,650 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ccba198f-cf73-4429-ba0f-37428ab70dfd/bin/uautomizer-verify-WvqO1wxjHP/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Waiting until timeout for monitored process [2023-11-06 22:16:21,776 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:16:21,779 INFO L262 TraceCheckSpWp]: Trace formula consists of 393 conjuncts, 8 conjunts are in the unsatisfiable core [2023-11-06 22:16:21,789 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-06 22:16:22,035 INFO L134 CoverageAnalysis]: Checked inductivity of 41 backedges. 30 proven. 11 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-06 22:16:22,040 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2023-11-06 22:16:22,321 INFO L134 CoverageAnalysis]: Checked inductivity of 41 backedges. 18 proven. 10 refuted. 0 times theorem prover too weak. 13 trivial. 0 not checked. [2023-11-06 22:16:22,322 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [445061780] provided 0 perfect and 2 imperfect interpolant sequences [2023-11-06 22:16:22,322 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2023-11-06 22:16:22,322 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [12, 6, 6] total 16 [2023-11-06 22:16:22,323 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [608356696] [2023-11-06 22:16:22,323 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2023-11-06 22:16:22,324 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 16 states [2023-11-06 22:16:22,324 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-06 22:16:22,325 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 16 interpolants. [2023-11-06 22:16:22,325 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=38, Invalid=202, Unknown=0, NotChecked=0, Total=240 [2023-11-06 22:16:22,325 INFO L87 Difference]: Start difference. First operand 506 states and 617 transitions. Second operand has 16 states, 16 states have (on average 8.875) internal successors, (142), 11 states have internal predecessors, (142), 5 states have call successors, (29), 7 states have call predecessors, (29), 6 states have return successors, (23), 7 states have call predecessors, (23), 5 states have call successors, (23) [2023-11-06 22:16:23,920 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-06 22:16:23,921 INFO L93 Difference]: Finished difference Result 1103 states and 1387 transitions. [2023-11-06 22:16:23,921 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 37 states. [2023-11-06 22:16:23,922 INFO L78 Accepts]: Start accepts. Automaton has has 16 states, 16 states have (on average 8.875) internal successors, (142), 11 states have internal predecessors, (142), 5 states have call successors, (29), 7 states have call predecessors, (29), 6 states have return successors, (23), 7 states have call predecessors, (23), 5 states have call successors, (23) Word has length 121 [2023-11-06 22:16:23,922 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-06 22:16:23,926 INFO L225 Difference]: With dead ends: 1103 [2023-11-06 22:16:23,927 INFO L226 Difference]: Without dead ends: 658 [2023-11-06 22:16:23,930 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 323 GetRequests, 274 SyntacticMatches, 4 SemanticMatches, 45 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 546 ImplicationChecksByTransitivity, 0.6s TimeCoverageRelationStatistics Valid=384, Invalid=1778, Unknown=0, NotChecked=0, Total=2162 [2023-11-06 22:16:23,931 INFO L413 NwaCegarLoop]: 171 mSDtfsCounter, 473 mSDsluCounter, 1284 mSDsCounter, 0 mSdLazyCounter, 1443 mSolverCounterSat, 179 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.8s Time, 0 mProtectedPredicate, 0 mProtectedAction, 474 SdHoareTripleChecker+Valid, 1455 SdHoareTripleChecker+Invalid, 1622 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 179 IncrementalHoareTripleChecker+Valid, 1443 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.0s IncrementalHoareTripleChecker+Time [2023-11-06 22:16:23,931 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [474 Valid, 1455 Invalid, 1622 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [179 Valid, 1443 Invalid, 0 Unknown, 0 Unchecked, 1.0s Time] [2023-11-06 22:16:23,932 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 658 states. [2023-11-06 22:16:23,996 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 658 to 595. [2023-11-06 22:16:23,998 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 595 states, 439 states have (on average 1.2004555808656037) internal successors, (527), 470 states have internal predecessors, (527), 81 states have call successors, (81), 66 states have call predecessors, (81), 74 states have return successors, (104), 79 states have call predecessors, (104), 81 states have call successors, (104) [2023-11-06 22:16:24,002 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 595 states to 595 states and 712 transitions. [2023-11-06 22:16:24,003 INFO L78 Accepts]: Start accepts. Automaton has 595 states and 712 transitions. Word has length 121 [2023-11-06 22:16:24,003 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-06 22:16:24,003 INFO L495 AbstractCegarLoop]: Abstraction has 595 states and 712 transitions. [2023-11-06 22:16:24,004 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 16 states, 16 states have (on average 8.875) internal successors, (142), 11 states have internal predecessors, (142), 5 states have call successors, (29), 7 states have call predecessors, (29), 6 states have return successors, (23), 7 states have call predecessors, (23), 5 states have call successors, (23) [2023-11-06 22:16:24,004 INFO L276 IsEmpty]: Start isEmpty. Operand 595 states and 712 transitions. [2023-11-06 22:16:24,008 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 212 [2023-11-06 22:16:24,008 INFO L187 NwaCegarLoop]: Found error trace [2023-11-06 22:16:24,009 INFO L195 NwaCegarLoop]: trace histogram [5, 5, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-06 22:16:24,016 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ccba198f-cf73-4429-ba0f-37428ab70dfd/bin/uautomizer-verify-WvqO1wxjHP/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Forceful destruction successful, exit code 0 [2023-11-06 22:16:24,215 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ccba198f-cf73-4429-ba0f-37428ab70dfd/bin/uautomizer-verify-WvqO1wxjHP/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable9 [2023-11-06 22:16:24,215 INFO L420 AbstractCegarLoop]: === Iteration 11 === Targeting timeShiftErr0ASSERT_VIOLATIONERROR_FUNCTION === [timeShiftErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-06 22:16:24,216 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-11-06 22:16:24,216 INFO L85 PathProgramCache]: Analyzing trace with hash 1147724611, now seen corresponding path program 1 times [2023-11-06 22:16:24,216 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-06 22:16:24,216 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1960884906] [2023-11-06 22:16:24,216 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-06 22:16:24,221 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-06 22:16:24,310 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:16:24,542 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2023-11-06 22:16:24,544 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:16:24,556 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 20 [2023-11-06 22:16:24,561 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:16:24,568 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-06 22:16:24,569 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:16:24,576 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2023-11-06 22:16:24,579 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:16:24,584 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2023-11-06 22:16:24,586 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:16:24,590 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2023-11-06 22:16:24,592 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:16:24,594 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 71 [2023-11-06 22:16:24,598 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:16:24,604 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-06 22:16:24,605 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:16:24,606 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2023-11-06 22:16:24,607 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:16:24,608 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 19 [2023-11-06 22:16:24,610 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:16:24,613 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2023-11-06 22:16:24,614 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:16:24,615 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2023-11-06 22:16:24,616 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:16:24,617 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 124 [2023-11-06 22:16:24,621 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:16:24,692 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-06 22:16:24,693 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:16:24,696 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2023-11-06 22:16:24,700 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:16:24,701 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 19 [2023-11-06 22:16:24,703 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:16:24,704 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 165 [2023-11-06 22:16:24,706 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:16:24,711 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 174 [2023-11-06 22:16:24,718 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:16:24,724 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2023-11-06 22:16:24,730 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:16:24,733 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2023-11-06 22:16:24,734 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:16:24,735 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 203 [2023-11-06 22:16:24,736 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:16:24,738 INFO L134 CoverageAnalysis]: Checked inductivity of 225 backedges. 66 proven. 5 refuted. 0 times theorem prover too weak. 154 trivial. 0 not checked. [2023-11-06 22:16:24,738 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-06 22:16:24,738 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1960884906] [2023-11-06 22:16:24,738 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1960884906] provided 0 perfect and 1 imperfect interpolant sequences [2023-11-06 22:16:24,738 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1879565282] [2023-11-06 22:16:24,739 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-06 22:16:24,739 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-06 22:16:24,739 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ccba198f-cf73-4429-ba0f-37428ab70dfd/bin/uautomizer-verify-WvqO1wxjHP/z3 [2023-11-06 22:16:24,740 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ccba198f-cf73-4429-ba0f-37428ab70dfd/bin/uautomizer-verify-WvqO1wxjHP/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-11-06 22:16:24,763 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ccba198f-cf73-4429-ba0f-37428ab70dfd/bin/uautomizer-verify-WvqO1wxjHP/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Waiting until timeout for monitored process [2023-11-06 22:16:24,908 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:16:24,911 INFO L262 TraceCheckSpWp]: Trace formula consists of 627 conjuncts, 13 conjunts are in the unsatisfiable core [2023-11-06 22:16:24,920 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-06 22:16:25,166 INFO L134 CoverageAnalysis]: Checked inductivity of 225 backedges. 163 proven. 4 refuted. 0 times theorem prover too weak. 58 trivial. 0 not checked. [2023-11-06 22:16:25,166 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2023-11-06 22:16:25,784 INFO L134 CoverageAnalysis]: Checked inductivity of 225 backedges. 77 proven. 39 refuted. 0 times theorem prover too weak. 109 trivial. 0 not checked. [2023-11-06 22:16:25,784 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1879565282] provided 0 perfect and 2 imperfect interpolant sequences [2023-11-06 22:16:25,785 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2023-11-06 22:16:25,785 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [10, 10, 11] total 25 [2023-11-06 22:16:25,785 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [283434639] [2023-11-06 22:16:25,785 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2023-11-06 22:16:25,786 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 25 states [2023-11-06 22:16:25,787 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-06 22:16:25,788 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 25 interpolants. [2023-11-06 22:16:25,788 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=119, Invalid=481, Unknown=0, NotChecked=0, Total=600 [2023-11-06 22:16:25,789 INFO L87 Difference]: Start difference. First operand 595 states and 712 transitions. Second operand has 25 states, 25 states have (on average 8.96) internal successors, (224), 21 states have internal predecessors, (224), 9 states have call successors, (41), 9 states have call predecessors, (41), 9 states have return successors, (40), 8 states have call predecessors, (40), 9 states have call successors, (40) [2023-11-06 22:16:27,442 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-06 22:16:27,442 INFO L93 Difference]: Finished difference Result 1310 states and 1630 transitions. [2023-11-06 22:16:27,443 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 28 states. [2023-11-06 22:16:27,443 INFO L78 Accepts]: Start accepts. Automaton has has 25 states, 25 states have (on average 8.96) internal successors, (224), 21 states have internal predecessors, (224), 9 states have call successors, (41), 9 states have call predecessors, (41), 9 states have return successors, (40), 8 states have call predecessors, (40), 9 states have call successors, (40) Word has length 211 [2023-11-06 22:16:27,443 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-06 22:16:27,445 INFO L225 Difference]: With dead ends: 1310 [2023-11-06 22:16:27,445 INFO L226 Difference]: Without dead ends: 0 [2023-11-06 22:16:27,449 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 503 GetRequests, 454 SyntacticMatches, 3 SemanticMatches, 46 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 444 ImplicationChecksByTransitivity, 0.7s TimeCoverageRelationStatistics Valid=487, Invalid=1769, Unknown=0, NotChecked=0, Total=2256 [2023-11-06 22:16:27,450 INFO L413 NwaCegarLoop]: 92 mSDtfsCounter, 634 mSDsluCounter, 757 mSDsCounter, 0 mSdLazyCounter, 1479 mSolverCounterSat, 232 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.9s Time, 0 mProtectedPredicate, 0 mProtectedAction, 637 SdHoareTripleChecker+Valid, 849 SdHoareTripleChecker+Invalid, 1711 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 232 IncrementalHoareTripleChecker+Valid, 1479 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.1s IncrementalHoareTripleChecker+Time [2023-11-06 22:16:27,451 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [637 Valid, 849 Invalid, 1711 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [232 Valid, 1479 Invalid, 0 Unknown, 0 Unchecked, 1.1s Time] [2023-11-06 22:16:27,451 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2023-11-06 22:16:27,451 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2023-11-06 22:16:27,451 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 0 states, 0 states have (on average 0.0) internal successors, (0), 0 states have internal predecessors, (0), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-11-06 22:16:27,451 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2023-11-06 22:16:27,452 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 211 [2023-11-06 22:16:27,452 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-06 22:16:27,452 INFO L495 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2023-11-06 22:16:27,452 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 25 states, 25 states have (on average 8.96) internal successors, (224), 21 states have internal predecessors, (224), 9 states have call successors, (41), 9 states have call predecessors, (41), 9 states have return successors, (40), 8 states have call predecessors, (40), 9 states have call successors, (40) [2023-11-06 22:16:27,452 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2023-11-06 22:16:27,453 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2023-11-06 22:16:27,455 INFO L805 garLoopResultBuilder]: Registering result SAFE for location timeShiftErr0ASSERT_VIOLATIONERROR_FUNCTION (0 of 1 remaining) [2023-11-06 22:16:27,467 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ccba198f-cf73-4429-ba0f-37428ab70dfd/bin/uautomizer-verify-WvqO1wxjHP/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Forceful destruction successful, exit code 0 [2023-11-06 22:16:27,662 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable10,3 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ccba198f-cf73-4429-ba0f-37428ab70dfd/bin/uautomizer-verify-WvqO1wxjHP/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-06 22:16:27,664 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2023-11-06 22:16:34,458 INFO L899 garLoopResultBuilder]: For program point deactivatePumpEXIT(lines 270 277) no Hoare annotation was computed. [2023-11-06 22:16:34,459 INFO L895 garLoopResultBuilder]: At program point $Ultimate##0(lines 270 277) the Hoare annotation is: (or (= ~pumpRunning~0 |old(~pumpRunning~0)|) (not (= 1 ~systemActive~0)) (< 1 ~waterLevel~0) (< ~switchedOnBeforeTS~0 1) (< |old(~pumpRunning~0)| 1)) [2023-11-06 22:16:34,459 INFO L899 garLoopResultBuilder]: For program point deactivatePumpFINAL(lines 270 277) no Hoare annotation was computed. [2023-11-06 22:16:34,459 INFO L899 garLoopResultBuilder]: For program point processEnvironment__wrappee__baseEXIT(lines 160 166) no Hoare annotation was computed. [2023-11-06 22:16:34,459 INFO L902 garLoopResultBuilder]: At program point processEnvironment__wrappee__baseFINAL(lines 160 166) the Hoare annotation is: true [2023-11-06 22:16:34,461 INFO L895 garLoopResultBuilder]: At program point L213(line 213) the Hoare annotation is: (let ((.cse0 (not (= 1 ~systemActive~0)))) (and (or (< 2 ~waterLevel~0) (not (= |old(~pumpRunning~0)| 0)) (= ~pumpRunning~0 0) .cse0) (or .cse0 (< 1 ~waterLevel~0) (< ~switchedOnBeforeTS~0 1) (< |old(~pumpRunning~0)| 1)))) [2023-11-06 22:16:34,461 INFO L899 garLoopResultBuilder]: For program point L213-1(lines 194 218) no Hoare annotation was computed. [2023-11-06 22:16:34,461 INFO L895 garLoopResultBuilder]: At program point isLowWaterSensorDry_returnLabel#1(lines 467 475) the Hoare annotation is: (let ((.cse0 (not (= |old(~pumpRunning~0)| 0))) (.cse1 (not (= 1 ~systemActive~0))) (.cse2 (< 1 ~waterLevel~0))) (and (or .cse0 .cse1 (not (= 2 ~waterLevel~0))) (or .cse0 .cse1 .cse2) (or (= ~pumpRunning~0 |old(~pumpRunning~0)|) .cse1 .cse2 (< ~switchedOnBeforeTS~0 1) (< |old(~pumpRunning~0)| 1)))) [2023-11-06 22:16:34,462 INFO L899 garLoopResultBuilder]: For program point L362(lines 362 366) no Hoare annotation was computed. [2023-11-06 22:16:34,462 INFO L895 garLoopResultBuilder]: At program point $Ultimate##0(lines 194 218) the Hoare annotation is: (let ((.cse0 (not (= 1 ~systemActive~0)))) (and (or (< 2 ~waterLevel~0) (not (= |old(~pumpRunning~0)| 0)) (= ~pumpRunning~0 0) .cse0) (or (= ~pumpRunning~0 |old(~pumpRunning~0)|) .cse0 (< 1 ~waterLevel~0) (< ~switchedOnBeforeTS~0 1) (< |old(~pumpRunning~0)| 1)))) [2023-11-06 22:16:34,462 INFO L899 garLoopResultBuilder]: For program point L362-2(lines 362 366) no Hoare annotation was computed. [2023-11-06 22:16:34,462 INFO L895 garLoopResultBuilder]: At program point isLowWaterLevel_returnLabel#1(lines 353 371) the Hoare annotation is: (let ((.cse0 (not (= |old(~pumpRunning~0)| 0))) (.cse1 (not (= 1 ~systemActive~0))) (.cse2 (< 1 ~waterLevel~0))) (and (or .cse0 .cse1 (not (= 2 ~waterLevel~0))) (or .cse0 .cse1 .cse2) (or (= ~pumpRunning~0 |old(~pumpRunning~0)|) .cse1 .cse2 (< ~switchedOnBeforeTS~0 1) (< |old(~pumpRunning~0)| 1)))) [2023-11-06 22:16:34,462 INFO L895 garLoopResultBuilder]: At program point L208(line 208) the Hoare annotation is: (let ((.cse0 (not (= |old(~pumpRunning~0)| 0))) (.cse1 (not (= 1 ~systemActive~0))) (.cse2 (< 1 ~waterLevel~0))) (and (or .cse0 .cse1 (not (= 2 ~waterLevel~0))) (or .cse0 .cse1 .cse2) (or (= ~pumpRunning~0 |old(~pumpRunning~0)|) .cse1 .cse2 (< ~switchedOnBeforeTS~0 1) (< |old(~pumpRunning~0)| 1)))) [2023-11-06 22:16:34,462 INFO L895 garLoopResultBuilder]: At program point L204(line 204) the Hoare annotation is: (let ((.cse0 (not (= |old(~pumpRunning~0)| 0))) (.cse1 (not (= 1 ~systemActive~0))) (.cse2 (< 1 ~waterLevel~0))) (and (or .cse0 .cse1 (not (= 2 ~waterLevel~0))) (or .cse0 .cse1 .cse2) (or (= ~pumpRunning~0 |old(~pumpRunning~0)|) .cse1 .cse2 (< ~switchedOnBeforeTS~0 1) (< |old(~pumpRunning~0)| 1)))) [2023-11-06 22:16:34,463 INFO L899 garLoopResultBuilder]: For program point processEnvironment__wrappee__methaneQueryEXIT(lines 194 218) no Hoare annotation was computed. [2023-11-06 22:16:34,463 INFO L899 garLoopResultBuilder]: For program point L202(lines 202 210) no Hoare annotation was computed. [2023-11-06 22:16:34,463 INFO L899 garLoopResultBuilder]: For program point L198(lines 198 215) no Hoare annotation was computed. [2023-11-06 22:16:34,463 INFO L899 garLoopResultBuilder]: For program point isPumpRunningEXIT(lines 289 297) no Hoare annotation was computed. [2023-11-06 22:16:34,463 INFO L899 garLoopResultBuilder]: For program point isPumpRunningFINAL(lines 289 297) no Hoare annotation was computed. [2023-11-06 22:16:34,463 INFO L902 garLoopResultBuilder]: At program point $Ultimate##0(lines 289 297) the Hoare annotation is: true [2023-11-06 22:16:34,463 INFO L902 garLoopResultBuilder]: At program point $Ultimate##0(lines 400 411) the Hoare annotation is: true [2023-11-06 22:16:34,464 INFO L899 garLoopResultBuilder]: For program point changeMethaneLevelEXIT(lines 400 411) no Hoare annotation was computed. [2023-11-06 22:16:34,464 INFO L899 garLoopResultBuilder]: For program point L404-1(lines 400 411) no Hoare annotation was computed. [2023-11-06 22:16:34,464 INFO L899 garLoopResultBuilder]: For program point cleanupEXIT(lines 941 970) no Hoare annotation was computed. [2023-11-06 22:16:34,464 INFO L899 garLoopResultBuilder]: For program point L955(lines 955 959) no Hoare annotation was computed. [2023-11-06 22:16:34,464 INFO L902 garLoopResultBuilder]: At program point L955-1(lines 955 959) the Hoare annotation is: true [2023-11-06 22:16:34,464 INFO L899 garLoopResultBuilder]: For program point L952(line 952) no Hoare annotation was computed. [2023-11-06 22:16:34,465 INFO L902 garLoopResultBuilder]: At program point L951-2(lines 951 965) the Hoare annotation is: true [2023-11-06 22:16:34,465 INFO L902 garLoopResultBuilder]: At program point L947(line 947) the Hoare annotation is: true [2023-11-06 22:16:34,465 INFO L899 garLoopResultBuilder]: For program point L947-1(line 947) no Hoare annotation was computed. [2023-11-06 22:16:34,465 INFO L902 garLoopResultBuilder]: At program point $Ultimate##0(lines 941 970) the Hoare annotation is: true [2023-11-06 22:16:34,465 INFO L902 garLoopResultBuilder]: At program point L966(lines 941 970) the Hoare annotation is: true [2023-11-06 22:16:34,465 INFO L899 garLoopResultBuilder]: For program point L962(line 962) no Hoare annotation was computed. [2023-11-06 22:16:34,466 INFO L899 garLoopResultBuilder]: For program point L147-1(lines 147 153) no Hoare annotation was computed. [2023-11-06 22:16:34,466 INFO L895 garLoopResultBuilder]: At program point L234(line 234) the Hoare annotation is: (let ((.cse1 (= ~pumpRunning~0 |old(~pumpRunning~0)|)) (.cse9 (= 1 ~systemActive~0)) (.cse2 (<= 1 ~switchedOnBeforeTS~0))) (let ((.cse3 (not (= |old(~waterLevel~0)| 2))) (.cse6 (< |old(~switchedOnBeforeTS~0)| 1)) (.cse4 (< |old(~pumpRunning~0)| 1)) (.cse7 (and .cse1 (<= ~waterLevel~0 1) .cse9 (<= (+ ~waterLevel~0 1) |old(~waterLevel~0)|) .cse2)) (.cse5 (< 1 |old(~waterLevel~0)|)) (.cse8 (not (= |old(~pumpRunning~0)| 0))) (.cse0 (not .cse9))) (and (or .cse0 (and .cse1 (= ~waterLevel~0 1) .cse2) .cse3 .cse4) (or .cse5 (and .cse1 (= |old(~waterLevel~0)| ~waterLevel~0) .cse2) .cse6 .cse0 .cse4 .cse7) (or .cse8 .cse0 .cse3) (or (not (= |old(~waterLevel~0)| 1)) .cse6 .cse0 .cse4 .cse7) (or .cse5 .cse8 .cse0)))) [2023-11-06 22:16:34,466 INFO L899 garLoopResultBuilder]: For program point timeShiftFINAL(lines 133 159) no Hoare annotation was computed. [2023-11-06 22:16:34,466 INFO L895 garLoopResultBuilder]: At program point L230(line 230) the Hoare annotation is: (let ((.cse1 (= ~pumpRunning~0 |old(~pumpRunning~0)|)) (.cse9 (= 1 ~systemActive~0)) (.cse2 (<= 1 ~switchedOnBeforeTS~0))) (let ((.cse3 (not (= |old(~waterLevel~0)| 2))) (.cse6 (< |old(~switchedOnBeforeTS~0)| 1)) (.cse4 (< |old(~pumpRunning~0)| 1)) (.cse7 (and .cse1 (<= ~waterLevel~0 1) .cse9 (<= (+ ~waterLevel~0 1) |old(~waterLevel~0)|) .cse2)) (.cse5 (< 1 |old(~waterLevel~0)|)) (.cse8 (not (= |old(~pumpRunning~0)| 0))) (.cse0 (not .cse9))) (and (or .cse0 (and .cse1 (= ~waterLevel~0 1) .cse2) .cse3 .cse4) (or .cse5 (and .cse1 (= |old(~waterLevel~0)| ~waterLevel~0) .cse2) .cse6 .cse0 .cse4 .cse7) (or .cse8 .cse0 .cse3) (or (not (= |old(~waterLevel~0)| 1)) .cse6 .cse0 .cse4 .cse7) (or .cse5 .cse8 .cse0)))) [2023-11-06 22:16:34,466 INFO L895 garLoopResultBuilder]: At program point L226(line 226) the Hoare annotation is: (let ((.cse1 (= ~pumpRunning~0 |old(~pumpRunning~0)|)) (.cse9 (= 1 ~systemActive~0)) (.cse2 (<= 1 ~switchedOnBeforeTS~0))) (let ((.cse3 (not (= |old(~waterLevel~0)| 2))) (.cse6 (< |old(~switchedOnBeforeTS~0)| 1)) (.cse4 (< |old(~pumpRunning~0)| 1)) (.cse7 (and .cse1 (<= ~waterLevel~0 1) .cse9 (<= (+ ~waterLevel~0 1) |old(~waterLevel~0)|) .cse2)) (.cse5 (< 1 |old(~waterLevel~0)|)) (.cse8 (not (= |old(~pumpRunning~0)| 0))) (.cse0 (not .cse9))) (and (or .cse0 (and .cse1 (= ~waterLevel~0 1) .cse2) .cse3 .cse4) (or .cse5 (and .cse1 (= |old(~waterLevel~0)| ~waterLevel~0) .cse2) .cse6 .cse0 .cse4 .cse7) (or .cse8 .cse0 .cse3) (or (not (= |old(~waterLevel~0)| 1)) .cse6 .cse0 .cse4 .cse7) (or .cse5 .cse8 .cse0)))) [2023-11-06 22:16:34,467 INFO L899 garLoopResultBuilder]: For program point L226-1(line 226) no Hoare annotation was computed. [2023-11-06 22:16:34,467 INFO L895 garLoopResultBuilder]: At program point L858(line 858) the Hoare annotation is: (let ((.cse4 (= |old(~waterLevel~0)| ~waterLevel~0)) (.cse5 (< 2 |old(~waterLevel~0)|)) (.cse0 (not (= 1 ~systemActive~0))) (.cse2 (= ~pumpRunning~0 |old(~pumpRunning~0)|)) (.cse3 (= ~switchedOnBeforeTS~0 |old(~switchedOnBeforeTS~0)|)) (.cse1 (< |old(~pumpRunning~0)| 1))) (and (or (< |old(~switchedOnBeforeTS~0)| 1) .cse0 .cse1 (and .cse2 .cse3 .cse4) .cse5) (or (and (= ~pumpRunning~0 0) .cse3 .cse4) (not (= |old(~pumpRunning~0)| 0)) .cse0 .cse5) (or .cse0 (and .cse2 (= 2 ~waterLevel~0) .cse3) (not (= |old(~waterLevel~0)| 2)) .cse1))) [2023-11-06 22:16:34,467 INFO L899 garLoopResultBuilder]: For program point L858-1(line 858) no Hoare annotation was computed. [2023-11-06 22:16:34,467 INFO L895 garLoopResultBuilder]: At program point getWaterLevel_returnLabel#1(lines 444 452) the Hoare annotation is: (let ((.cse8 (= ~pumpRunning~0 |old(~pumpRunning~0)|)) (.cse16 (<= |timeShift_getWaterLevel_#res#1| ~waterLevel~0)) (.cse4 (= ~pumpRunning~0 0)) (.cse11 (<= ~waterLevel~0 1)) (.cse18 (<= (+ ~waterLevel~0 1) |old(~waterLevel~0)|)) (.cse6 (<= 1 ~switchedOnBeforeTS~0)) (.cse17 (= 1 ~systemActive~0))) (let ((.cse5 (= |old(~waterLevel~0)| ~waterLevel~0)) (.cse10 (< 2 |old(~waterLevel~0)|)) (.cse7 (<= |timeShift_getWaterLevel_#res#1| 1)) (.cse14 (= |old(~waterLevel~0)| 2)) (.cse0 (< |old(~switchedOnBeforeTS~0)| 1)) (.cse1 (not .cse17)) (.cse2 (and .cse16 .cse4 .cse11 .cse17 .cse18 .cse6)) (.cse3 (and .cse8 .cse16 .cse11 .cse17 .cse18 .cse6)) (.cse9 (< |old(~pumpRunning~0)| 1))) (and (or .cse0 .cse1 .cse2 .cse3 (and .cse4 .cse5 .cse6 .cse7) (and .cse8 .cse5 .cse6 .cse7) .cse9 .cse10) (let ((.cse12 (= 2 ~waterLevel~0)) (.cse13 (= 2 |timeShift_getWaterLevel_#res#1|))) (or (and .cse4 .cse11 .cse5 .cse7) (not (= |old(~pumpRunning~0)| 0)) .cse1 (and .cse4 .cse12 .cse13 .cse14) (and (<= 1 ~pumpRunning~0) .cse12 .cse13 .cse14) .cse10)) (let ((.cse15 (= ~waterLevel~0 1))) (or .cse1 (and .cse8 .cse15 .cse6 .cse7) (not .cse14) .cse9 (and .cse16 .cse4 .cse15 .cse6))) (or (not (= |old(~waterLevel~0)| 1)) .cse0 .cse1 .cse2 .cse3 .cse9)))) [2023-11-06 22:16:34,468 INFO L895 garLoopResultBuilder]: At program point L239(line 239) the Hoare annotation is: (let ((.cse1 (< |old(~pumpRunning~0)| 1)) (.cse0 (not (= 1 ~systemActive~0)))) (and (or .cse0 (not (= |old(~waterLevel~0)| 2)) .cse1) (or (< 1 |old(~waterLevel~0)|) (< |old(~switchedOnBeforeTS~0)| 1) .cse0 .cse1) (or (not (= |old(~pumpRunning~0)| 0)) (and (= ~pumpRunning~0 0) (= |old(~waterLevel~0)| ~waterLevel~0)) .cse0 (< 2 |old(~waterLevel~0)|)))) [2023-11-06 22:16:34,468 INFO L895 garLoopResultBuilder]: At program point L239-1(lines 220 244) the Hoare annotation is: (let ((.cse1 (= ~pumpRunning~0 0)) (.cse9 (= ~pumpRunning~0 |old(~pumpRunning~0)|)) (.cse13 (<= ~waterLevel~0 1)) (.cse12 (= 1 ~systemActive~0)) (.cse14 (<= (+ ~waterLevel~0 1) |old(~waterLevel~0)|)) (.cse10 (<= 1 ~switchedOnBeforeTS~0))) (let ((.cse5 (< |old(~switchedOnBeforeTS~0)| 1)) (.cse2 (= |old(~waterLevel~0)| ~waterLevel~0)) (.cse7 (and .cse9 .cse13 .cse12 .cse14 .cse10)) (.cse4 (< 2 |old(~waterLevel~0)|)) (.cse8 (and .cse1 .cse13 .cse14 .cse10)) (.cse3 (not .cse12)) (.cse0 (= |old(~waterLevel~0)| 2)) (.cse6 (< |old(~pumpRunning~0)| 1))) (and (or (and (<= 1 ~pumpRunning~0) (= 2 ~waterLevel~0) .cse0) (not (= |old(~pumpRunning~0)| 0)) (and .cse1 .cse2) .cse3 .cse4) (or (not (= |old(~waterLevel~0)| 1)) .cse5 .cse3 .cse6 .cse7 .cse8) (or (and .cse9 .cse2 .cse10) .cse5 .cse3 .cse6 (and .cse1 .cse2 .cse10) .cse7 .cse4 .cse8) (let ((.cse11 (= ~waterLevel~0 1))) (or .cse3 (and .cse9 .cse11 .cse10) (not .cse0) .cse6 (and .cse1 .cse11 .cse10)))))) [2023-11-06 22:16:34,468 INFO L899 garLoopResultBuilder]: For program point L140(lines 140 146) no Hoare annotation was computed. [2023-11-06 22:16:34,468 INFO L899 garLoopResultBuilder]: For program point L875(lines 875 885) no Hoare annotation was computed. [2023-11-06 22:16:34,468 INFO L899 garLoopResultBuilder]: For program point L140-2(lines 136 158) no Hoare annotation was computed. [2023-11-06 22:16:34,469 INFO L899 garLoopResultBuilder]: For program point L871(lines 871 888) no Hoare annotation was computed. [2023-11-06 22:16:34,469 INFO L895 garLoopResultBuilder]: At program point L871-1(lines 863 891) the Hoare annotation is: (let ((.cse13 (= ~pumpRunning~0 |old(~pumpRunning~0)|)) (.cse14 (<= |timeShift___utac_acc__Specification5_spec__3_~tmp~10#1| ~waterLevel~0)) (.cse15 (<= |timeShift_getWaterLevel_#res#1| ~waterLevel~0)) (.cse2 (= ~pumpRunning~0 0)) (.cse22 (<= ~waterLevel~0 1)) (.cse6 (= 1 ~systemActive~0)) (.cse23 (<= (+ ~waterLevel~0 1) |old(~waterLevel~0)|)) (.cse17 (<= 1 ~switchedOnBeforeTS~0)) (.cse7 (= |old(~pumpRunning~0)| 0))) (let ((.cse8 (not (= |old(~waterLevel~0)| 2))) (.cse0 (not .cse7)) (.cse18 (< 1 |old(~waterLevel~0)|)) (.cse9 (and .cse14 .cse15 .cse2 .cse22 .cse6 .cse23 .cse17)) (.cse10 (and .cse13 .cse14 .cse15 .cse22 .cse23 .cse17)) (.cse11 (< |old(~switchedOnBeforeTS~0)| 1)) (.cse1 (not .cse6)) (.cse12 (< |old(~pumpRunning~0)| 1)) (.cse19 (<= |timeShift___utac_acc__Specification5_spec__3_~tmp~10#1| 1)) (.cse20 (= |old(~waterLevel~0)| ~waterLevel~0)) (.cse21 (<= |timeShift_getWaterLevel_#res#1| 1))) (and (let ((.cse3 (= |timeShift___utac_acc__Specification5_spec__3_~tmp~10#1| 2)) (.cse4 (= 2 ~waterLevel~0)) (.cse5 (= 2 |timeShift_getWaterLevel_#res#1|))) (or .cse0 .cse1 (and .cse2 .cse3 .cse4 .cse5 .cse6 .cse7) .cse8 (and (<= 1 ~pumpRunning~0) .cse3 .cse4 .cse5))) (or .cse9 .cse10 (not (= |old(~waterLevel~0)| 1)) .cse11 .cse1 .cse12) (let ((.cse16 (= ~waterLevel~0 1))) (or .cse1 .cse8 .cse12 (and .cse13 .cse14 .cse15 .cse16 .cse17) (and .cse14 .cse15 .cse2 .cse6 .cse16 .cse17))) (or .cse18 .cse0 .cse1 (and .cse2 .cse19 .cse6 .cse7 .cse20 .cse21)) (or .cse18 .cse9 .cse10 .cse11 .cse1 (and .cse2 .cse19 .cse6 .cse20 .cse17 .cse21) .cse12 (and .cse13 .cse19 .cse20 .cse17 .cse21))))) [2023-11-06 22:16:34,469 INFO L899 garLoopResultBuilder]: For program point L380(lines 380 384) no Hoare annotation was computed. [2023-11-06 22:16:34,469 INFO L895 garLoopResultBuilder]: At program point L380-2(lines 376 387) the Hoare annotation is: (let ((.cse1 (= ~pumpRunning~0 |old(~pumpRunning~0)|)) (.cse9 (= 1 ~systemActive~0)) (.cse2 (<= 1 ~switchedOnBeforeTS~0))) (let ((.cse3 (not (= |old(~waterLevel~0)| 2))) (.cse6 (< |old(~switchedOnBeforeTS~0)| 1)) (.cse4 (< |old(~pumpRunning~0)| 1)) (.cse7 (and .cse1 (<= ~waterLevel~0 1) .cse9 (<= (+ ~waterLevel~0 1) |old(~waterLevel~0)|) .cse2)) (.cse5 (< 1 |old(~waterLevel~0)|)) (.cse8 (not (= |old(~pumpRunning~0)| 0))) (.cse0 (not .cse9))) (and (or .cse0 (and .cse1 (= ~waterLevel~0 1) .cse2) .cse3 .cse4) (or .cse5 (and .cse1 (= |old(~waterLevel~0)| ~waterLevel~0) .cse2) .cse6 .cse0 .cse4 .cse7) (or .cse8 .cse0 .cse3) (or (not (= |old(~waterLevel~0)| 1)) .cse6 .cse0 .cse4 .cse7) (or .cse5 .cse8 .cse0)))) [2023-11-06 22:16:34,470 INFO L899 garLoopResultBuilder]: For program point L876(lines 876 882) no Hoare annotation was computed. [2023-11-06 22:16:34,470 INFO L895 garLoopResultBuilder]: At program point __automaton_fail_returnLabel#1(lines 931 938) the Hoare annotation is: (let ((.cse2 (not (= |old(~waterLevel~0)| 2))) (.cse3 (< |old(~pumpRunning~0)| 1)) (.cse4 (< 1 |old(~waterLevel~0)|)) (.cse0 (not (= |old(~pumpRunning~0)| 0))) (.cse1 (not (= 1 ~systemActive~0)))) (and (or .cse0 .cse1 .cse2) (or .cse1 .cse2 .cse3) (or .cse4 (< |old(~switchedOnBeforeTS~0)| 1) .cse1 .cse3) (or .cse4 .cse0 .cse1))) [2023-11-06 22:16:34,470 INFO L895 garLoopResultBuilder]: At program point $Ultimate##0(lines 133 159) the Hoare annotation is: (let ((.cse4 (= |old(~waterLevel~0)| ~waterLevel~0)) (.cse5 (< 2 |old(~waterLevel~0)|)) (.cse0 (not (= 1 ~systemActive~0))) (.cse2 (= ~pumpRunning~0 |old(~pumpRunning~0)|)) (.cse3 (= ~switchedOnBeforeTS~0 |old(~switchedOnBeforeTS~0)|)) (.cse1 (< |old(~pumpRunning~0)| 1))) (and (or (< |old(~switchedOnBeforeTS~0)| 1) .cse0 .cse1 (and .cse2 .cse3 .cse4) .cse5) (or (and (= ~pumpRunning~0 0) .cse3 .cse4) (not (= |old(~pumpRunning~0)| 0)) .cse0 .cse5) (or .cse0 (and .cse2 (= 2 ~waterLevel~0) .cse3) (not (= |old(~waterLevel~0)| 2)) .cse1))) [2023-11-06 22:16:34,470 INFO L899 garLoopResultBuilder]: For program point L228(lines 228 236) no Hoare annotation was computed. [2023-11-06 22:16:34,470 INFO L899 garLoopResultBuilder]: For program point L224(lines 224 241) no Hoare annotation was computed. [2023-11-06 22:16:34,471 INFO L895 garLoopResultBuilder]: At program point __utac_acc__Specification5_spec__2_returnLabel#1(lines 853 862) the Hoare annotation is: (let ((.cse0 (= ~pumpRunning~0 |old(~pumpRunning~0)|)) (.cse2 (<= 1 ~switchedOnBeforeTS~0)) (.cse4 (< |old(~pumpRunning~0)| 1)) (.cse1 (= |old(~waterLevel~0)| ~waterLevel~0)) (.cse3 (not (= 1 ~systemActive~0))) (.cse5 (< 2 |old(~waterLevel~0)|))) (and (or (and .cse0 .cse1 .cse2) (< |old(~switchedOnBeforeTS~0)| 1) .cse3 .cse4 .cse5) (or .cse3 (and .cse0 (= 2 ~waterLevel~0) .cse2) (not (= |old(~waterLevel~0)| 2)) .cse4) (or (not (= |old(~pumpRunning~0)| 0)) (and (= ~pumpRunning~0 0) .cse1) .cse3 .cse5))) [2023-11-06 22:16:34,471 INFO L899 garLoopResultBuilder]: For program point timeShiftEXIT(lines 133 159) no Hoare annotation was computed. [2023-11-06 22:16:34,471 INFO L895 garLoopResultBuilder]: At program point L873(line 873) the Hoare annotation is: (let ((.cse15 (= ~pumpRunning~0 |old(~pumpRunning~0)|)) (.cse11 (<= |timeShift___utac_acc__Specification5_spec__3_~tmp~10#1| ~waterLevel~0)) (.cse12 (<= |timeShift_getWaterLevel_#res#1| ~waterLevel~0)) (.cse1 (= ~pumpRunning~0 0)) (.cse3 (<= ~waterLevel~0 1)) (.cse16 (= 1 ~systemActive~0)) (.cse17 (<= (+ ~waterLevel~0 1) |old(~waterLevel~0)|)) (.cse14 (<= 1 ~switchedOnBeforeTS~0))) (let ((.cse7 (and .cse11 .cse12 .cse1 .cse3 .cse16 .cse17 .cse14)) (.cse8 (and .cse15 .cse11 .cse12 .cse3 .cse17 .cse14)) (.cse9 (< |old(~switchedOnBeforeTS~0)| 1)) (.cse0 (not .cse16)) (.cse10 (< |old(~pumpRunning~0)| 1)) (.cse6 (< 2 |old(~waterLevel~0)|)) (.cse2 (<= |timeShift___utac_acc__Specification5_spec__3_~tmp~10#1| 1)) (.cse4 (= |old(~waterLevel~0)| ~waterLevel~0)) (.cse5 (<= |timeShift_getWaterLevel_#res#1| 1))) (and (or (not (= |old(~pumpRunning~0)| 0)) .cse0 (and .cse1 .cse2 .cse3 .cse4 .cse5) .cse6) (or .cse7 .cse8 (not (= |old(~waterLevel~0)| 1)) .cse9 .cse0 .cse10) (let ((.cse13 (= ~waterLevel~0 1))) (or .cse0 (and .cse11 .cse12 .cse1 .cse13 .cse14) (not (= |old(~waterLevel~0)| 2)) .cse10 (and .cse15 .cse2 .cse13 .cse14 .cse5))) (or .cse7 .cse8 .cse9 .cse0 (and .cse1 .cse2 .cse4 .cse14 .cse5) .cse10 .cse6 (and .cse15 .cse2 .cse4 .cse14 .cse5))))) [2023-11-06 22:16:34,471 INFO L899 garLoopResultBuilder]: For program point timeShiftErr0ASSERT_VIOLATIONERROR_FUNCTION(line 935) no Hoare annotation was computed. [2023-11-06 22:16:34,471 INFO L899 garLoopResultBuilder]: For program point L873-1(line 873) no Hoare annotation was computed. [2023-11-06 22:16:34,472 INFO L899 garLoopResultBuilder]: For program point L935(line 935) no Hoare annotation was computed. [2023-11-06 22:16:34,472 INFO L902 garLoopResultBuilder]: At program point runTest_returnLabel#1(lines 1002 1012) the Hoare annotation is: true [2023-11-06 22:16:34,472 INFO L895 garLoopResultBuilder]: At program point L110(lines 63 111) the Hoare annotation is: false [2023-11-06 22:16:34,472 INFO L895 garLoopResultBuilder]: At program point select_features_returnLabel#1(lines 907 913) the Hoare annotation is: (and (= ~pumpRunning~0 0) (= 1 ~systemActive~0) (= ~waterLevel~0 1)) [2023-11-06 22:16:34,472 INFO L902 garLoopResultBuilder]: At program point main_returnLabel#1(lines 1013 1035) the Hoare annotation is: true [2023-11-06 22:16:34,472 INFO L899 garLoopResultBuilder]: For program point L65(lines 64 109) no Hoare annotation was computed. [2023-11-06 22:16:34,473 INFO L899 garLoopResultBuilder]: For program point L-1(line -1) no Hoare annotation was computed. [2023-11-06 22:16:34,473 INFO L899 garLoopResultBuilder]: For program point L1023(lines 1023 1030) no Hoare annotation was computed. [2023-11-06 22:16:34,473 INFO L899 garLoopResultBuilder]: For program point L94(lines 94 105) no Hoare annotation was computed. [2023-11-06 22:16:34,473 INFO L899 garLoopResultBuilder]: For program point L1023-2(lines 1023 1030) no Hoare annotation was computed. [2023-11-06 22:16:34,473 INFO L899 garLoopResultBuilder]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2023-11-06 22:16:34,473 INFO L895 garLoopResultBuilder]: At program point L86(line 86) the Hoare annotation is: (let ((.cse0 (<= 1 ~pumpRunning~0)) (.cse1 (= 2 ~waterLevel~0)) (.cse7 (= ~pumpRunning~0 0)) (.cse2 (= |ULTIMATE.start_valid_product_#res#1| 1)) (.cse3 (= |ULTIMATE.start_main_~tmp~11#1| 1)) (.cse6 (<= ~waterLevel~0 1)) (.cse4 (= 1 ~systemActive~0)) (.cse5 (= |ULTIMATE.start_test_~splverifierCounter~0#1| 0))) (or (and .cse0 .cse1 .cse2 .cse3 .cse4 .cse5) (and .cse0 .cse2 .cse3 .cse6 .cse4 .cse5 (<= 1 ~switchedOnBeforeTS~0)) (and .cse7 .cse1 .cse2 .cse3 .cse4 .cse5) (and .cse7 .cse2 .cse3 .cse6 .cse4 .cse5))) [2023-11-06 22:16:34,474 INFO L895 garLoopResultBuilder]: At program point L107(lines 64 109) the Hoare annotation is: (let ((.cse0 (<= 1 ~pumpRunning~0)) (.cse1 (= 2 ~waterLevel~0)) (.cse7 (= ~pumpRunning~0 0)) (.cse2 (= |ULTIMATE.start_valid_product_#res#1| 1)) (.cse3 (= |ULTIMATE.start_main_~tmp~11#1| 1)) (.cse6 (<= ~waterLevel~0 1)) (.cse4 (= 1 ~systemActive~0)) (.cse5 (= |ULTIMATE.start_test_~splverifierCounter~0#1| 0))) (or (and .cse0 .cse1 .cse2 .cse3 .cse4 .cse5) (and .cse0 .cse2 .cse3 .cse6 .cse4 .cse5 (<= 1 ~switchedOnBeforeTS~0)) (and .cse7 .cse1 .cse2 .cse3 .cse4 .cse5) (and .cse7 .cse2 .cse3 .cse6 .cse4 .cse5))) [2023-11-06 22:16:34,474 INFO L899 garLoopResultBuilder]: For program point L74(lines 74 80) no Hoare annotation was computed. [2023-11-06 22:16:34,474 INFO L895 garLoopResultBuilder]: At program point setup_returnLabel#1(lines 995 1001) the Hoare annotation is: (and (= ~pumpRunning~0 0) (= |ULTIMATE.start_valid_product_#res#1| 1) (= |ULTIMATE.start_main_~tmp~11#1| 1) (= 1 ~systemActive~0) (= ~waterLevel~0 1)) [2023-11-06 22:16:34,474 INFO L899 garLoopResultBuilder]: For program point L74-1(lines 74 80) no Hoare annotation was computed. [2023-11-06 22:16:34,474 INFO L899 garLoopResultBuilder]: For program point L66(lines 66 70) no Hoare annotation was computed. [2023-11-06 22:16:34,474 INFO L899 garLoopResultBuilder]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2023-11-06 22:16:34,475 INFO L895 garLoopResultBuilder]: At program point __utac_acc__Specification5_spec__1_returnLabel#1(lines 845 852) the Hoare annotation is: (and (= ~pumpRunning~0 0) (= |ULTIMATE.start_valid_product_#res#1| 1) (= |ULTIMATE.start_main_~tmp~11#1| 1) (= 1 ~systemActive~0) (= ~waterLevel~0 1)) [2023-11-06 22:16:34,475 INFO L899 garLoopResultBuilder]: For program point $Ultimate##0(line -1) no Hoare annotation was computed. [2023-11-06 22:16:34,475 INFO L895 garLoopResultBuilder]: At program point select_helpers_returnLabel#1(lines 914 920) the Hoare annotation is: (and (= ~pumpRunning~0 0) (= 1 ~systemActive~0) (= ~waterLevel~0 1)) [2023-11-06 22:16:34,475 INFO L899 garLoopResultBuilder]: For program point L100(lines 100 104) no Hoare annotation was computed. [2023-11-06 22:16:34,475 INFO L895 garLoopResultBuilder]: At program point L100-2(lines 94 105) the Hoare annotation is: (let ((.cse0 (<= 1 ~pumpRunning~0)) (.cse1 (= 2 ~waterLevel~0)) (.cse7 (= ~pumpRunning~0 0)) (.cse2 (= |ULTIMATE.start_valid_product_#res#1| 1)) (.cse3 (= |ULTIMATE.start_main_~tmp~11#1| 1)) (.cse6 (<= ~waterLevel~0 1)) (.cse4 (= 1 ~systemActive~0)) (.cse5 (= |ULTIMATE.start_test_~splverifierCounter~0#1| 0))) (or (and .cse0 .cse1 .cse2 .cse3 .cse4 .cse5) (and .cse0 .cse2 .cse3 .cse6 .cse4 .cse5 (<= 1 ~switchedOnBeforeTS~0)) (and .cse7 .cse1 .cse2 .cse3 .cse4 .cse5) (and .cse7 .cse2 .cse3 .cse6 .cse4 .cse5))) [2023-11-06 22:16:34,475 INFO L899 garLoopResultBuilder]: For program point L84(lines 84 90) no Hoare annotation was computed. [2023-11-06 22:16:34,476 INFO L899 garLoopResultBuilder]: For program point L84-1(lines 84 90) no Hoare annotation was computed. [2023-11-06 22:16:34,476 INFO L902 garLoopResultBuilder]: At program point L113(lines 54 117) the Hoare annotation is: true [2023-11-06 22:16:34,476 INFO L895 garLoopResultBuilder]: At program point L76(line 76) the Hoare annotation is: (let ((.cse0 (<= 1 ~pumpRunning~0)) (.cse1 (= 2 ~waterLevel~0)) (.cse7 (= ~pumpRunning~0 0)) (.cse2 (= |ULTIMATE.start_valid_product_#res#1| 1)) (.cse3 (= |ULTIMATE.start_main_~tmp~11#1| 1)) (.cse6 (<= ~waterLevel~0 1)) (.cse4 (= 1 ~systemActive~0)) (.cse5 (= |ULTIMATE.start_test_~splverifierCounter~0#1| 0))) (or (and .cse0 .cse1 .cse2 .cse3 .cse4 .cse5) (and .cse0 .cse2 .cse3 .cse6 .cse4 .cse5 (<= 1 ~switchedOnBeforeTS~0)) (and .cse7 .cse1 .cse2 .cse3 .cse4 .cse5) (and .cse7 .cse2 .cse3 .cse6 .cse4 .cse5))) [2023-11-06 22:16:34,476 INFO L895 garLoopResultBuilder]: At program point valid_product_returnLabel#1(lines 921 929) the Hoare annotation is: (and (= ~pumpRunning~0 0) (= |ULTIMATE.start_valid_product_#res#1| 1) (= 1 ~systemActive~0) (= ~waterLevel~0 1)) [2023-11-06 22:16:34,476 INFO L899 garLoopResultBuilder]: For program point L258-1(line 258) no Hoare annotation was computed. [2023-11-06 22:16:34,476 INFO L899 garLoopResultBuilder]: For program point L343(lines 343 347) no Hoare annotation was computed. [2023-11-06 22:16:34,477 INFO L895 garLoopResultBuilder]: At program point L182(line 182) the Hoare annotation is: (let ((.cse4 (= 1 ~systemActive~0)) (.cse5 (= |old(~pumpRunning~0)| 0))) (let ((.cse0 (not .cse5)) (.cse2 (and (= ~pumpRunning~0 0) .cse4 .cse5 (= |processEnvironment__wrappee__highWaterSensor_~tmp~1#1| 0))) (.cse1 (not .cse4)) (.cse3 (< 1 ~waterLevel~0))) (and (or .cse0 .cse1 (not (= 2 ~waterLevel~0)) .cse2) (or (not (= ~waterLevel~0 1)) .cse0 .cse1 (not (= |processEnvironment__wrappee__highWaterSensor_isHighWaterSensorDry_#res#1| 0))) (or .cse0 .cse1 .cse3 .cse2) (or .cse1 .cse3 (< ~switchedOnBeforeTS~0 1) (< |old(~pumpRunning~0)| 1))))) [2023-11-06 22:16:34,477 INFO L899 garLoopResultBuilder]: For program point L343-2(lines 343 347) no Hoare annotation was computed. [2023-11-06 22:16:34,477 INFO L899 garLoopResultBuilder]: For program point L176(lines 176 184) no Hoare annotation was computed. [2023-11-06 22:16:34,477 INFO L899 garLoopResultBuilder]: For program point L172(lines 172 189) no Hoare annotation was computed. [2023-11-06 22:16:34,477 INFO L895 garLoopResultBuilder]: At program point $Ultimate##0(lines 168 192) the Hoare annotation is: (let ((.cse0 (not (= 1 ~systemActive~0)))) (and (or (< 2 ~waterLevel~0) (not (= |old(~pumpRunning~0)| 0)) (= ~pumpRunning~0 0) .cse0) (or (= ~pumpRunning~0 |old(~pumpRunning~0)|) .cse0 (< 1 ~waterLevel~0) (< ~switchedOnBeforeTS~0 1) (< |old(~pumpRunning~0)| 1)))) [2023-11-06 22:16:34,477 INFO L899 garLoopResultBuilder]: For program point L457(lines 457 463) no Hoare annotation was computed. [2023-11-06 22:16:34,478 INFO L895 garLoopResultBuilder]: At program point isHighWaterSensorDry_returnLabel#1(lines 453 466) the Hoare annotation is: (let ((.cse0 (not (= 1 ~systemActive~0)))) (and (or .cse0 (< 1 ~waterLevel~0) (< ~switchedOnBeforeTS~0 1) (< |old(~pumpRunning~0)| 1)) (let ((.cse1 (= ~pumpRunning~0 0)) (.cse2 (= |processEnvironment__wrappee__highWaterSensor_isHighWaterSensorDry_#res#1| 0))) (or (< 2 ~waterLevel~0) (not (= |old(~pumpRunning~0)| 0)) .cse0 (and .cse1 (<= ~waterLevel~0 1) (not .cse2)) (and .cse1 (= 2 ~waterLevel~0) .cse2))))) [2023-11-06 22:16:34,478 INFO L895 garLoopResultBuilder]: At program point isHighWaterLevel_returnLabel#1(lines 334 352) the Hoare annotation is: (let ((.cse0 (not (= 1 ~systemActive~0)))) (and (let ((.cse1 (= ~pumpRunning~0 0))) (or (< 2 ~waterLevel~0) (not (= |old(~pumpRunning~0)| 0)) .cse0 (and .cse1 (= 2 ~waterLevel~0)) (and .cse1 (= |processEnvironment__wrappee__highWaterSensor_isHighWaterLevel_~tmp___0~1#1| 0) (not (= |processEnvironment__wrappee__highWaterSensor_isHighWaterLevel_~tmp~5#1| 0)) (not (= |processEnvironment__wrappee__highWaterSensor_isHighWaterSensorDry_#res#1| 0)) (= |processEnvironment__wrappee__highWaterSensor_isHighWaterLevel_#res#1| 0)))) (or .cse0 (< 1 ~waterLevel~0) (< ~switchedOnBeforeTS~0 1) (< |old(~pumpRunning~0)| 1)))) [2023-11-06 22:16:34,478 INFO L899 garLoopResultBuilder]: For program point processEnvironment__wrappee__highWaterSensorEXIT(lines 168 192) no Hoare annotation was computed. [2023-11-06 22:16:34,478 INFO L895 garLoopResultBuilder]: At program point L187(line 187) the Hoare annotation is: (let ((.cse0 (not (= |old(~pumpRunning~0)| 0))) (.cse1 (not (= 1 ~systemActive~0))) (.cse2 (< 1 ~waterLevel~0))) (and (or .cse0 .cse1 (not (= 2 ~waterLevel~0))) (or .cse0 .cse1 .cse2) (or (= ~pumpRunning~0 |old(~pumpRunning~0)|) .cse1 .cse2 (< ~switchedOnBeforeTS~0 1) (< |old(~pumpRunning~0)| 1)))) [2023-11-06 22:16:34,478 INFO L899 garLoopResultBuilder]: For program point L187-1(lines 168 192) no Hoare annotation was computed. [2023-11-06 22:16:34,479 INFO L895 garLoopResultBuilder]: At program point activatePump__wrappee__lowWaterSensor_returnLabel#1(lines 245 252) the Hoare annotation is: (let ((.cse0 (not (= |old(~pumpRunning~0)| 0))) (.cse1 (not (= 1 ~systemActive~0))) (.cse2 (< 1 ~waterLevel~0))) (and (or (<= 1 ~pumpRunning~0) .cse0 .cse1 (not (= 2 ~waterLevel~0))) (or .cse0 .cse1 .cse2) (or .cse1 .cse2 (< ~switchedOnBeforeTS~0 1) (< |old(~pumpRunning~0)| 1)))) [2023-11-06 22:16:34,479 INFO L899 garLoopResultBuilder]: For program point L260(lines 260 266) no Hoare annotation was computed. [2023-11-06 22:16:34,479 INFO L895 garLoopResultBuilder]: At program point L258(line 258) the Hoare annotation is: (let ((.cse0 (not (= |old(~pumpRunning~0)| 0))) (.cse1 (not (= 1 ~systemActive~0))) (.cse2 (< 1 ~waterLevel~0))) (and (or .cse0 .cse1 .cse2) (or .cse0 (= ~pumpRunning~0 0) .cse1 (not (= 2 ~waterLevel~0))) (or .cse1 .cse2 (< ~switchedOnBeforeTS~0 1) (< |old(~pumpRunning~0)| 1)))) [2023-11-06 22:16:34,479 INFO L895 garLoopResultBuilder]: At program point L260-2(lines 253 269) the Hoare annotation is: (let ((.cse2 (< 1 ~waterLevel~0)) (.cse0 (not (= |old(~pumpRunning~0)| 0))) (.cse1 (not (= 1 ~systemActive~0)))) (and (or .cse0 .cse1 .cse2) (or .cse1 .cse2 (< ~switchedOnBeforeTS~0 1) (< |old(~pumpRunning~0)| 1)) (or (<= 1 ~pumpRunning~0) .cse0 (= ~pumpRunning~0 0) .cse1 (not (= 2 ~waterLevel~0))))) [2023-11-06 22:16:34,479 INFO L899 garLoopResultBuilder]: For program point waterRiseEXIT(lines 388 399) no Hoare annotation was computed. [2023-11-06 22:16:34,480 INFO L895 garLoopResultBuilder]: At program point $Ultimate##0(lines 388 399) the Hoare annotation is: (let ((.cse1 (= 2 ~waterLevel~0)) (.cse3 (not (= |old(~waterLevel~0)| 2))) (.cse0 (< ~pumpRunning~0 1)) (.cse5 (< 1 |old(~waterLevel~0)|)) (.cse4 (not (= ~pumpRunning~0 0))) (.cse2 (not (= 1 ~systemActive~0))) (.cse6 (= |old(~waterLevel~0)| ~waterLevel~0))) (and (or .cse0 .cse1 .cse2 .cse3) (or .cse4 .cse1 .cse2 .cse3) (or .cse5 .cse0 .cse2 (< ~switchedOnBeforeTS~0 1) .cse6) (or .cse5 .cse4 .cse2 .cse6))) [2023-11-06 22:16:34,480 INFO L899 garLoopResultBuilder]: For program point L392-1(lines 388 399) no Hoare annotation was computed. [2023-11-06 22:16:34,480 INFO L902 garLoopResultBuilder]: At program point isMethaneLevelCritical_returnLabel#1(lines 412 420) the Hoare annotation is: true [2023-11-06 22:16:34,480 INFO L899 garLoopResultBuilder]: For program point isMethaneAlarmEXIT(lines 278 288) no Hoare annotation was computed. [2023-11-06 22:16:34,480 INFO L902 garLoopResultBuilder]: At program point $Ultimate##0(lines 278 288) the Hoare annotation is: true [2023-11-06 22:16:34,480 INFO L899 garLoopResultBuilder]: For program point isMethaneAlarmFINAL(lines 278 288) no Hoare annotation was computed. [2023-11-06 22:16:34,483 INFO L445 BasicCegarLoop]: Path program histogram: [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-06 22:16:34,486 INFO L178 ceAbstractionStarter]: Computing trace abstraction results [2023-11-06 22:16:34,533 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 06.11 10:16:34 BoogieIcfgContainer [2023-11-06 22:16:34,534 INFO L131 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2023-11-06 22:16:34,534 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2023-11-06 22:16:34,534 INFO L270 PluginConnector]: Initializing Witness Printer... [2023-11-06 22:16:34,535 INFO L274 PluginConnector]: Witness Printer initialized [2023-11-06 22:16:34,535 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.11 10:16:15" (3/4) ... [2023-11-06 22:16:34,545 INFO L137 WitnessPrinter]: Generating witness for correct program [2023-11-06 22:16:34,550 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure deactivatePump [2023-11-06 22:16:34,550 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure processEnvironment__wrappee__base [2023-11-06 22:16:34,550 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure changeMethaneLevel [2023-11-06 22:16:34,550 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure cleanup [2023-11-06 22:16:34,550 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure timeShift [2023-11-06 22:16:34,551 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure processEnvironment__wrappee__highWaterSensor [2023-11-06 22:16:34,551 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure waterRise [2023-11-06 22:16:34,551 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure processEnvironment__wrappee__methaneQuery [2023-11-06 22:16:34,551 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure isPumpRunning [2023-11-06 22:16:34,551 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure isMethaneAlarm [2023-11-06 22:16:34,567 INFO L939 BoogieBacktranslator]: Reduced CFG by removing 18 nodes and edges [2023-11-06 22:16:34,568 INFO L939 BoogieBacktranslator]: Reduced CFG by removing 7 nodes and edges [2023-11-06 22:16:34,568 INFO L939 BoogieBacktranslator]: Reduced CFG by removing 5 nodes and edges [2023-11-06 22:16:34,569 INFO L939 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2023-11-06 22:16:34,569 INFO L939 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2023-11-06 22:16:34,600 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((pumpRunning == 0) && (\result == 1)) && (1 == systemActive)) && (waterLevel == 1)) [2023-11-06 22:16:34,601 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((((pumpRunning == 0) && (\result == 1)) && (tmp == 1)) && (1 == systemActive)) && (waterLevel == 1)) [2023-11-06 22:16:34,601 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((((pumpRunning == 0) && (\result == 1)) && (tmp == 1)) && (1 == systemActive)) && (waterLevel == 1)) [2023-11-06 22:16:34,601 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((((((((1 <= pumpRunning) && (2 == waterLevel)) && (\result == 1)) && (tmp == 1)) && (1 == systemActive)) && (splverifierCounter == 0)) || (((((((1 <= pumpRunning) && (\result == 1)) && (tmp == 1)) && (waterLevel <= 1)) && (1 == systemActive)) && (splverifierCounter == 0)) && (1 <= switchedOnBeforeTS))) || ((((((pumpRunning == 0) && (2 == waterLevel)) && (\result == 1)) && (tmp == 1)) && (1 == systemActive)) && (splverifierCounter == 0))) || ((((((pumpRunning == 0) && (\result == 1)) && (tmp == 1)) && (waterLevel <= 1)) && (1 == systemActive)) && (splverifierCounter == 0))) [2023-11-06 22:16:34,603 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((((((((pumpRunning == \old(pumpRunning)) && (\old(waterLevel) == waterLevel)) && (1 <= switchedOnBeforeTS)) || (\old(switchedOnBeforeTS) < 1)) || !((1 == systemActive))) || (\old(pumpRunning) < 1)) || (2 < \old(waterLevel))) && (((!((1 == systemActive)) || (((pumpRunning == \old(pumpRunning)) && (2 == waterLevel)) && (1 <= switchedOnBeforeTS))) || !((\old(waterLevel) == 2))) || (\old(pumpRunning) < 1))) && (((!((\old(pumpRunning) == 0)) || ((pumpRunning == 0) && (\old(waterLevel) == waterLevel))) || !((1 == systemActive))) || (2 < \old(waterLevel)))) [2023-11-06 22:16:34,604 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((((((!((1 == systemActive)) || (((pumpRunning == \old(pumpRunning)) && (waterLevel == 1)) && (1 <= switchedOnBeforeTS))) || !((\old(waterLevel) == 2))) || (\old(pumpRunning) < 1)) && ((((((1 < \old(waterLevel)) || (((pumpRunning == \old(pumpRunning)) && (\old(waterLevel) == waterLevel)) && (1 <= switchedOnBeforeTS))) || (\old(switchedOnBeforeTS) < 1)) || !((1 == systemActive))) || (\old(pumpRunning) < 1)) || (((((pumpRunning == \old(pumpRunning)) && (waterLevel <= 1)) && (1 == systemActive)) && ((waterLevel + 1) <= \old(waterLevel))) && (1 <= switchedOnBeforeTS)))) && ((!((\old(pumpRunning) == 0)) || !((1 == systemActive))) || !((\old(waterLevel) == 2)))) && ((((!((\old(waterLevel) == 1)) || (\old(switchedOnBeforeTS) < 1)) || !((1 == systemActive))) || (\old(pumpRunning) < 1)) || (((((pumpRunning == \old(pumpRunning)) && (waterLevel <= 1)) && (1 == systemActive)) && ((waterLevel + 1) <= \old(waterLevel))) && (1 <= switchedOnBeforeTS)))) && (((1 < \old(waterLevel)) || !((\old(pumpRunning) == 0))) || !((1 == systemActive)))) [2023-11-06 22:16:34,605 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((((((!((\old(pumpRunning) == 0)) || !((1 == systemActive))) || ((((((pumpRunning == 0) && (tmp == 2)) && (2 == waterLevel)) && (2 == \result)) && (1 == systemActive)) && (\old(pumpRunning) == 0))) || !((\old(waterLevel) == 2))) || ((((1 <= pumpRunning) && (tmp == 2)) && (2 == waterLevel)) && (2 == \result))) && ((((((((((((tmp <= waterLevel) && (\result <= waterLevel)) && (pumpRunning == 0)) && (waterLevel <= 1)) && (1 == systemActive)) && ((waterLevel + 1) <= \old(waterLevel))) && (1 <= switchedOnBeforeTS)) || ((((((pumpRunning == \old(pumpRunning)) && (tmp <= waterLevel)) && (\result <= waterLevel)) && (waterLevel <= 1)) && ((waterLevel + 1) <= \old(waterLevel))) && (1 <= switchedOnBeforeTS))) || !((\old(waterLevel) == 1))) || (\old(switchedOnBeforeTS) < 1)) || !((1 == systemActive))) || (\old(pumpRunning) < 1))) && ((((!((1 == systemActive)) || !((\old(waterLevel) == 2))) || (\old(pumpRunning) < 1)) || (((((pumpRunning == \old(pumpRunning)) && (tmp <= waterLevel)) && (\result <= waterLevel)) && (waterLevel == 1)) && (1 <= switchedOnBeforeTS))) || ((((((tmp <= waterLevel) && (\result <= waterLevel)) && (pumpRunning == 0)) && (1 == systemActive)) && (waterLevel == 1)) && (1 <= switchedOnBeforeTS)))) && ((((1 < \old(waterLevel)) || !((\old(pumpRunning) == 0))) || !((1 == systemActive))) || ((((((pumpRunning == 0) && (tmp <= 1)) && (1 == systemActive)) && (\old(pumpRunning) == 0)) && (\old(waterLevel) == waterLevel)) && (\result <= 1)))) && ((((((((1 < \old(waterLevel)) || (((((((tmp <= waterLevel) && (\result <= waterLevel)) && (pumpRunning == 0)) && (waterLevel <= 1)) && (1 == systemActive)) && ((waterLevel + 1) <= \old(waterLevel))) && (1 <= switchedOnBeforeTS))) || ((((((pumpRunning == \old(pumpRunning)) && (tmp <= waterLevel)) && (\result <= waterLevel)) && (waterLevel <= 1)) && ((waterLevel + 1) <= \old(waterLevel))) && (1 <= switchedOnBeforeTS))) || (\old(switchedOnBeforeTS) < 1)) || !((1 == systemActive))) || ((((((pumpRunning == 0) && (tmp <= 1)) && (1 == systemActive)) && (\old(waterLevel) == waterLevel)) && (1 <= switchedOnBeforeTS)) && (\result <= 1))) || (\old(pumpRunning) < 1)) || (((((pumpRunning == \old(pumpRunning)) && (tmp <= 1)) && (\old(waterLevel) == waterLevel)) && (1 <= switchedOnBeforeTS)) && (\result <= 1)))) [2023-11-06 22:16:34,605 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((((((((1 <= pumpRunning) && (2 == waterLevel)) && (\old(waterLevel) == 2)) || !((\old(pumpRunning) == 0))) || ((pumpRunning == 0) && (\old(waterLevel) == waterLevel))) || !((1 == systemActive))) || (2 < \old(waterLevel))) && (((((!((\old(waterLevel) == 1)) || (\old(switchedOnBeforeTS) < 1)) || !((1 == systemActive))) || (\old(pumpRunning) < 1)) || (((((pumpRunning == \old(pumpRunning)) && (waterLevel <= 1)) && (1 == systemActive)) && ((waterLevel + 1) <= \old(waterLevel))) && (1 <= switchedOnBeforeTS))) || ((((pumpRunning == 0) && (waterLevel <= 1)) && ((waterLevel + 1) <= \old(waterLevel))) && (1 <= switchedOnBeforeTS)))) && ((((((((((pumpRunning == \old(pumpRunning)) && (\old(waterLevel) == waterLevel)) && (1 <= switchedOnBeforeTS)) || (\old(switchedOnBeforeTS) < 1)) || !((1 == systemActive))) || (\old(pumpRunning) < 1)) || (((pumpRunning == 0) && (\old(waterLevel) == waterLevel)) && (1 <= switchedOnBeforeTS))) || (((((pumpRunning == \old(pumpRunning)) && (waterLevel <= 1)) && (1 == systemActive)) && ((waterLevel + 1) <= \old(waterLevel))) && (1 <= switchedOnBeforeTS))) || (2 < \old(waterLevel))) || ((((pumpRunning == 0) && (waterLevel <= 1)) && ((waterLevel + 1) <= \old(waterLevel))) && (1 <= switchedOnBeforeTS)))) && ((((!((1 == systemActive)) || (((pumpRunning == \old(pumpRunning)) && (waterLevel == 1)) && (1 <= switchedOnBeforeTS))) || !((\old(waterLevel) == 2))) || (\old(pumpRunning) < 1)) || (((pumpRunning == 0) && (waterLevel == 1)) && (1 <= switchedOnBeforeTS)))) [2023-11-06 22:16:34,606 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((((!((\old(pumpRunning) == 0)) || !((1 == systemActive))) || !((\old(waterLevel) == 2))) && ((!((1 == systemActive)) || !((\old(waterLevel) == 2))) || (\old(pumpRunning) < 1))) && ((((1 < \old(waterLevel)) || (\old(switchedOnBeforeTS) < 1)) || !((1 == systemActive))) || (\old(pumpRunning) < 1))) && (((1 < \old(waterLevel)) || !((\old(pumpRunning) == 0))) || !((1 == systemActive)))) [2023-11-06 22:16:34,606 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((((((((((\old(switchedOnBeforeTS) < 1) || !((1 == systemActive))) || ((((((\result <= waterLevel) && (pumpRunning == 0)) && (waterLevel <= 1)) && (1 == systemActive)) && ((waterLevel + 1) <= \old(waterLevel))) && (1 <= switchedOnBeforeTS))) || ((((((pumpRunning == \old(pumpRunning)) && (\result <= waterLevel)) && (waterLevel <= 1)) && (1 == systemActive)) && ((waterLevel + 1) <= \old(waterLevel))) && (1 <= switchedOnBeforeTS))) || ((((pumpRunning == 0) && (\old(waterLevel) == waterLevel)) && (1 <= switchedOnBeforeTS)) && (\result <= 1))) || ((((pumpRunning == \old(pumpRunning)) && (\old(waterLevel) == waterLevel)) && (1 <= switchedOnBeforeTS)) && (\result <= 1))) || (\old(pumpRunning) < 1)) || (2 < \old(waterLevel))) && (((((((((pumpRunning == 0) && (waterLevel <= 1)) && (\old(waterLevel) == waterLevel)) && (\result <= 1)) || !((\old(pumpRunning) == 0))) || !((1 == systemActive))) || ((((pumpRunning == 0) && (2 == waterLevel)) && (2 == \result)) && (\old(waterLevel) == 2))) || ((((1 <= pumpRunning) && (2 == waterLevel)) && (2 == \result)) && (\old(waterLevel) == 2))) || (2 < \old(waterLevel)))) && ((((!((1 == systemActive)) || ((((pumpRunning == \old(pumpRunning)) && (waterLevel == 1)) && (1 <= switchedOnBeforeTS)) && (\result <= 1))) || !((\old(waterLevel) == 2))) || (\old(pumpRunning) < 1)) || ((((\result <= waterLevel) && (pumpRunning == 0)) && (waterLevel == 1)) && (1 <= switchedOnBeforeTS)))) && (((((!((\old(waterLevel) == 1)) || (\old(switchedOnBeforeTS) < 1)) || !((1 == systemActive))) || ((((((\result <= waterLevel) && (pumpRunning == 0)) && (waterLevel <= 1)) && (1 == systemActive)) && ((waterLevel + 1) <= \old(waterLevel))) && (1 <= switchedOnBeforeTS))) || ((((((pumpRunning == \old(pumpRunning)) && (\result <= waterLevel)) && (waterLevel <= 1)) && (1 == systemActive)) && ((waterLevel + 1) <= \old(waterLevel))) && (1 <= switchedOnBeforeTS))) || (\old(pumpRunning) < 1))) [2023-11-06 22:16:34,607 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((!((\old(pumpRunning) == 0)) || !((1 == systemActive))) || !((2 == waterLevel))) && ((!((\old(pumpRunning) == 0)) || !((1 == systemActive))) || (1 < waterLevel))) && (((((pumpRunning == \old(pumpRunning)) || !((1 == systemActive))) || (1 < waterLevel)) || (switchedOnBeforeTS < 1)) || (\old(pumpRunning) < 1))) [2023-11-06 22:16:34,611 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((!((1 == systemActive)) || (1 < waterLevel)) || (switchedOnBeforeTS < 1)) || (\old(pumpRunning) < 1)) && (((((2 < waterLevel) || !((\old(pumpRunning) == 0))) || !((1 == systemActive))) || (((pumpRunning == 0) && (waterLevel <= 1)) && !((\result == 0)))) || (((pumpRunning == 0) && (2 == waterLevel)) && (\result == 0)))) [2023-11-06 22:16:34,611 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((!((\old(pumpRunning) == 0)) || !((1 == systemActive))) || (1 < waterLevel)) && (((!((1 == systemActive)) || (1 < waterLevel)) || (switchedOnBeforeTS < 1)) || (\old(pumpRunning) < 1))) && (((((1 <= pumpRunning) || !((\old(pumpRunning) == 0))) || (pumpRunning == 0)) || !((1 == systemActive))) || !((2 == waterLevel)))) [2023-11-06 22:16:34,611 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((((1 <= pumpRunning) || !((\old(pumpRunning) == 0))) || !((1 == systemActive))) || !((2 == waterLevel))) && ((!((\old(pumpRunning) == 0)) || !((1 == systemActive))) || (1 < waterLevel))) && (((!((1 == systemActive)) || (1 < waterLevel)) || (switchedOnBeforeTS < 1)) || (\old(pumpRunning) < 1))) [2023-11-06 22:16:34,611 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((!((\old(pumpRunning) == 0)) || !((1 == systemActive))) || !((2 == waterLevel))) && ((!((\old(pumpRunning) == 0)) || !((1 == systemActive))) || (1 < waterLevel))) && (((((pumpRunning == \old(pumpRunning)) || !((1 == systemActive))) || (1 < waterLevel)) || (switchedOnBeforeTS < 1)) || (\old(pumpRunning) < 1))) [2023-11-06 22:16:34,614 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((((2 < waterLevel) || !((\old(pumpRunning) == 0))) || !((1 == systemActive))) || ((pumpRunning == 0) && (2 == waterLevel))) || (((((pumpRunning == 0) && (tmp___0 == 0)) && !((tmp == 0))) && !((\result == 0))) && (\result == 0))) && (((!((1 == systemActive)) || (1 < waterLevel)) || (switchedOnBeforeTS < 1)) || (\old(pumpRunning) < 1))) [2023-11-06 22:16:34,676 WARN L115 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((pumpRunning == 0) && (\result == 1)) && (1 == systemActive)) && (waterLevel == 1)) [2023-11-06 22:16:34,676 WARN L115 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((((pumpRunning == 0) && (\result == 1)) && (tmp == 1)) && (1 == systemActive)) && (waterLevel == 1)) [2023-11-06 22:16:34,676 WARN L115 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((((pumpRunning == 0) && (\result == 1)) && (tmp == 1)) && (1 == systemActive)) && (waterLevel == 1)) [2023-11-06 22:16:34,677 WARN L115 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((((((((1 <= pumpRunning) && (2 == waterLevel)) && (\result == 1)) && (tmp == 1)) && (1 == systemActive)) && (splverifierCounter == 0)) || (((((((1 <= pumpRunning) && (\result == 1)) && (tmp == 1)) && (waterLevel <= 1)) && (1 == systemActive)) && (splverifierCounter == 0)) && (1 <= switchedOnBeforeTS))) || ((((((pumpRunning == 0) && (2 == waterLevel)) && (\result == 1)) && (tmp == 1)) && (1 == systemActive)) && (splverifierCounter == 0))) || ((((((pumpRunning == 0) && (\result == 1)) && (tmp == 1)) && (waterLevel <= 1)) && (1 == systemActive)) && (splverifierCounter == 0))) [2023-11-06 22:16:34,678 WARN L115 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((((((((pumpRunning == \old(pumpRunning)) && (\old(waterLevel) == waterLevel)) && (1 <= switchedOnBeforeTS)) || (\old(switchedOnBeforeTS) < 1)) || !((1 == systemActive))) || (\old(pumpRunning) < 1)) || (2 < \old(waterLevel))) && (((!((1 == systemActive)) || (((pumpRunning == \old(pumpRunning)) && (2 == waterLevel)) && (1 <= switchedOnBeforeTS))) || !((\old(waterLevel) == 2))) || (\old(pumpRunning) < 1))) && (((!((\old(pumpRunning) == 0)) || ((pumpRunning == 0) && (\old(waterLevel) == waterLevel))) || !((1 == systemActive))) || (2 < \old(waterLevel)))) [2023-11-06 22:16:34,678 WARN L115 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((((((!((1 == systemActive)) || (((pumpRunning == \old(pumpRunning)) && (waterLevel == 1)) && (1 <= switchedOnBeforeTS))) || !((\old(waterLevel) == 2))) || (\old(pumpRunning) < 1)) && ((((((1 < \old(waterLevel)) || (((pumpRunning == \old(pumpRunning)) && (\old(waterLevel) == waterLevel)) && (1 <= switchedOnBeforeTS))) || (\old(switchedOnBeforeTS) < 1)) || !((1 == systemActive))) || (\old(pumpRunning) < 1)) || (((((pumpRunning == \old(pumpRunning)) && (waterLevel <= 1)) && (1 == systemActive)) && ((waterLevel + 1) <= \old(waterLevel))) && (1 <= switchedOnBeforeTS)))) && ((!((\old(pumpRunning) == 0)) || !((1 == systemActive))) || !((\old(waterLevel) == 2)))) && ((((!((\old(waterLevel) == 1)) || (\old(switchedOnBeforeTS) < 1)) || !((1 == systemActive))) || (\old(pumpRunning) < 1)) || (((((pumpRunning == \old(pumpRunning)) && (waterLevel <= 1)) && (1 == systemActive)) && ((waterLevel + 1) <= \old(waterLevel))) && (1 <= switchedOnBeforeTS)))) && (((1 < \old(waterLevel)) || !((\old(pumpRunning) == 0))) || !((1 == systemActive)))) [2023-11-06 22:16:34,679 WARN L115 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((((((!((\old(pumpRunning) == 0)) || !((1 == systemActive))) || ((((((pumpRunning == 0) && (tmp == 2)) && (2 == waterLevel)) && (2 == \result)) && (1 == systemActive)) && (\old(pumpRunning) == 0))) || !((\old(waterLevel) == 2))) || ((((1 <= pumpRunning) && (tmp == 2)) && (2 == waterLevel)) && (2 == \result))) && ((((((((((((tmp <= waterLevel) && (\result <= waterLevel)) && (pumpRunning == 0)) && (waterLevel <= 1)) && (1 == systemActive)) && ((waterLevel + 1) <= \old(waterLevel))) && (1 <= switchedOnBeforeTS)) || ((((((pumpRunning == \old(pumpRunning)) && (tmp <= waterLevel)) && (\result <= waterLevel)) && (waterLevel <= 1)) && ((waterLevel + 1) <= \old(waterLevel))) && (1 <= switchedOnBeforeTS))) || !((\old(waterLevel) == 1))) || (\old(switchedOnBeforeTS) < 1)) || !((1 == systemActive))) || (\old(pumpRunning) < 1))) && ((((!((1 == systemActive)) || !((\old(waterLevel) == 2))) || (\old(pumpRunning) < 1)) || (((((pumpRunning == \old(pumpRunning)) && (tmp <= waterLevel)) && (\result <= waterLevel)) && (waterLevel == 1)) && (1 <= switchedOnBeforeTS))) || ((((((tmp <= waterLevel) && (\result <= waterLevel)) && (pumpRunning == 0)) && (1 == systemActive)) && (waterLevel == 1)) && (1 <= switchedOnBeforeTS)))) && ((((1 < \old(waterLevel)) || !((\old(pumpRunning) == 0))) || !((1 == systemActive))) || ((((((pumpRunning == 0) && (tmp <= 1)) && (1 == systemActive)) && (\old(pumpRunning) == 0)) && (\old(waterLevel) == waterLevel)) && (\result <= 1)))) && ((((((((1 < \old(waterLevel)) || (((((((tmp <= waterLevel) && (\result <= waterLevel)) && (pumpRunning == 0)) && (waterLevel <= 1)) && (1 == systemActive)) && ((waterLevel + 1) <= \old(waterLevel))) && (1 <= switchedOnBeforeTS))) || ((((((pumpRunning == \old(pumpRunning)) && (tmp <= waterLevel)) && (\result <= waterLevel)) && (waterLevel <= 1)) && ((waterLevel + 1) <= \old(waterLevel))) && (1 <= switchedOnBeforeTS))) || (\old(switchedOnBeforeTS) < 1)) || !((1 == systemActive))) || ((((((pumpRunning == 0) && (tmp <= 1)) && (1 == systemActive)) && (\old(waterLevel) == waterLevel)) && (1 <= switchedOnBeforeTS)) && (\result <= 1))) || (\old(pumpRunning) < 1)) || (((((pumpRunning == \old(pumpRunning)) && (tmp <= 1)) && (\old(waterLevel) == waterLevel)) && (1 <= switchedOnBeforeTS)) && (\result <= 1)))) [2023-11-06 22:16:34,679 WARN L115 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((((((((1 <= pumpRunning) && (2 == waterLevel)) && (\old(waterLevel) == 2)) || !((\old(pumpRunning) == 0))) || ((pumpRunning == 0) && (\old(waterLevel) == waterLevel))) || !((1 == systemActive))) || (2 < \old(waterLevel))) && (((((!((\old(waterLevel) == 1)) || (\old(switchedOnBeforeTS) < 1)) || !((1 == systemActive))) || (\old(pumpRunning) < 1)) || (((((pumpRunning == \old(pumpRunning)) && (waterLevel <= 1)) && (1 == systemActive)) && ((waterLevel + 1) <= \old(waterLevel))) && (1 <= switchedOnBeforeTS))) || ((((pumpRunning == 0) && (waterLevel <= 1)) && ((waterLevel + 1) <= \old(waterLevel))) && (1 <= switchedOnBeforeTS)))) && ((((((((((pumpRunning == \old(pumpRunning)) && (\old(waterLevel) == waterLevel)) && (1 <= switchedOnBeforeTS)) || (\old(switchedOnBeforeTS) < 1)) || !((1 == systemActive))) || (\old(pumpRunning) < 1)) || (((pumpRunning == 0) && (\old(waterLevel) == waterLevel)) && (1 <= switchedOnBeforeTS))) || (((((pumpRunning == \old(pumpRunning)) && (waterLevel <= 1)) && (1 == systemActive)) && ((waterLevel + 1) <= \old(waterLevel))) && (1 <= switchedOnBeforeTS))) || (2 < \old(waterLevel))) || ((((pumpRunning == 0) && (waterLevel <= 1)) && ((waterLevel + 1) <= \old(waterLevel))) && (1 <= switchedOnBeforeTS)))) && ((((!((1 == systemActive)) || (((pumpRunning == \old(pumpRunning)) && (waterLevel == 1)) && (1 <= switchedOnBeforeTS))) || !((\old(waterLevel) == 2))) || (\old(pumpRunning) < 1)) || (((pumpRunning == 0) && (waterLevel == 1)) && (1 <= switchedOnBeforeTS)))) [2023-11-06 22:16:34,679 WARN L115 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((((!((\old(pumpRunning) == 0)) || !((1 == systemActive))) || !((\old(waterLevel) == 2))) && ((!((1 == systemActive)) || !((\old(waterLevel) == 2))) || (\old(pumpRunning) < 1))) && ((((1 < \old(waterLevel)) || (\old(switchedOnBeforeTS) < 1)) || !((1 == systemActive))) || (\old(pumpRunning) < 1))) && (((1 < \old(waterLevel)) || !((\old(pumpRunning) == 0))) || !((1 == systemActive)))) [2023-11-06 22:16:34,680 WARN L115 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((((((((((\old(switchedOnBeforeTS) < 1) || !((1 == systemActive))) || ((((((\result <= waterLevel) && (pumpRunning == 0)) && (waterLevel <= 1)) && (1 == systemActive)) && ((waterLevel + 1) <= \old(waterLevel))) && (1 <= switchedOnBeforeTS))) || ((((((pumpRunning == \old(pumpRunning)) && (\result <= waterLevel)) && (waterLevel <= 1)) && (1 == systemActive)) && ((waterLevel + 1) <= \old(waterLevel))) && (1 <= switchedOnBeforeTS))) || ((((pumpRunning == 0) && (\old(waterLevel) == waterLevel)) && (1 <= switchedOnBeforeTS)) && (\result <= 1))) || ((((pumpRunning == \old(pumpRunning)) && (\old(waterLevel) == waterLevel)) && (1 <= switchedOnBeforeTS)) && (\result <= 1))) || (\old(pumpRunning) < 1)) || (2 < \old(waterLevel))) && (((((((((pumpRunning == 0) && (waterLevel <= 1)) && (\old(waterLevel) == waterLevel)) && (\result <= 1)) || !((\old(pumpRunning) == 0))) || !((1 == systemActive))) || ((((pumpRunning == 0) && (2 == waterLevel)) && (2 == \result)) && (\old(waterLevel) == 2))) || ((((1 <= pumpRunning) && (2 == waterLevel)) && (2 == \result)) && (\old(waterLevel) == 2))) || (2 < \old(waterLevel)))) && ((((!((1 == systemActive)) || ((((pumpRunning == \old(pumpRunning)) && (waterLevel == 1)) && (1 <= switchedOnBeforeTS)) && (\result <= 1))) || !((\old(waterLevel) == 2))) || (\old(pumpRunning) < 1)) || ((((\result <= waterLevel) && (pumpRunning == 0)) && (waterLevel == 1)) && (1 <= switchedOnBeforeTS)))) && (((((!((\old(waterLevel) == 1)) || (\old(switchedOnBeforeTS) < 1)) || !((1 == systemActive))) || ((((((\result <= waterLevel) && (pumpRunning == 0)) && (waterLevel <= 1)) && (1 == systemActive)) && ((waterLevel + 1) <= \old(waterLevel))) && (1 <= switchedOnBeforeTS))) || ((((((pumpRunning == \old(pumpRunning)) && (\result <= waterLevel)) && (waterLevel <= 1)) && (1 == systemActive)) && ((waterLevel + 1) <= \old(waterLevel))) && (1 <= switchedOnBeforeTS))) || (\old(pumpRunning) < 1))) [2023-11-06 22:16:34,680 WARN L115 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((!((\old(pumpRunning) == 0)) || !((1 == systemActive))) || !((2 == waterLevel))) && ((!((\old(pumpRunning) == 0)) || !((1 == systemActive))) || (1 < waterLevel))) && (((((pumpRunning == \old(pumpRunning)) || !((1 == systemActive))) || (1 < waterLevel)) || (switchedOnBeforeTS < 1)) || (\old(pumpRunning) < 1))) [2023-11-06 22:16:34,681 WARN L115 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((!((1 == systemActive)) || (1 < waterLevel)) || (switchedOnBeforeTS < 1)) || (\old(pumpRunning) < 1)) && (((((2 < waterLevel) || !((\old(pumpRunning) == 0))) || !((1 == systemActive))) || (((pumpRunning == 0) && (waterLevel <= 1)) && !((\result == 0)))) || (((pumpRunning == 0) && (2 == waterLevel)) && (\result == 0)))) [2023-11-06 22:16:34,681 WARN L115 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((!((\old(pumpRunning) == 0)) || !((1 == systemActive))) || (1 < waterLevel)) && (((!((1 == systemActive)) || (1 < waterLevel)) || (switchedOnBeforeTS < 1)) || (\old(pumpRunning) < 1))) && (((((1 <= pumpRunning) || !((\old(pumpRunning) == 0))) || (pumpRunning == 0)) || !((1 == systemActive))) || !((2 == waterLevel)))) [2023-11-06 22:16:34,682 WARN L115 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((((1 <= pumpRunning) || !((\old(pumpRunning) == 0))) || !((1 == systemActive))) || !((2 == waterLevel))) && ((!((\old(pumpRunning) == 0)) || !((1 == systemActive))) || (1 < waterLevel))) && (((!((1 == systemActive)) || (1 < waterLevel)) || (switchedOnBeforeTS < 1)) || (\old(pumpRunning) < 1))) [2023-11-06 22:16:34,683 WARN L115 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((!((\old(pumpRunning) == 0)) || !((1 == systemActive))) || !((2 == waterLevel))) && ((!((\old(pumpRunning) == 0)) || !((1 == systemActive))) || (1 < waterLevel))) && (((((pumpRunning == \old(pumpRunning)) || !((1 == systemActive))) || (1 < waterLevel)) || (switchedOnBeforeTS < 1)) || (\old(pumpRunning) < 1))) [2023-11-06 22:16:34,683 WARN L115 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((((2 < waterLevel) || !((\old(pumpRunning) == 0))) || !((1 == systemActive))) || ((pumpRunning == 0) && (2 == waterLevel))) || (((((pumpRunning == 0) && (tmp___0 == 0)) && !((tmp == 0))) && !((\result == 0))) && (\result == 0))) && (((!((1 == systemActive)) || (1 < waterLevel)) || (switchedOnBeforeTS < 1)) || (\old(pumpRunning) < 1))) [2023-11-06 22:16:34,702 INFO L149 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ccba198f-cf73-4429-ba0f-37428ab70dfd/bin/uautomizer-verify-WvqO1wxjHP/witness.graphml.graphml [2023-11-06 22:16:34,704 INFO L149 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ccba198f-cf73-4429-ba0f-37428ab70dfd/bin/uautomizer-verify-WvqO1wxjHP/witness.graphml.yaml [2023-11-06 22:16:34,704 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2023-11-06 22:16:34,705 INFO L158 Benchmark]: Toolchain (without parser) took 20179.82ms. Allocated memory was 167.8MB in the beginning and 293.6MB in the end (delta: 125.8MB). Free memory was 129.8MB in the beginning and 199.0MB in the end (delta: -69.2MB). Peak memory consumption was 59.2MB. Max. memory is 16.1GB. [2023-11-06 22:16:34,705 INFO L158 Benchmark]: CDTParser took 0.29ms. Allocated memory is still 121.6MB. Free memory was 85.7MB in the beginning and 85.6MB in the end (delta: 30.3kB). There was no memory consumed. Max. memory is 16.1GB. [2023-11-06 22:16:34,705 INFO L158 Benchmark]: CACSL2BoogieTranslator took 568.81ms. Allocated memory is still 167.8MB. Free memory was 129.2MB in the beginning and 109.6MB in the end (delta: 19.6MB). Peak memory consumption was 21.0MB. Max. memory is 16.1GB. [2023-11-06 22:16:34,706 INFO L158 Benchmark]: Boogie Procedure Inliner took 82.96ms. Allocated memory is still 167.8MB. Free memory was 109.6MB in the beginning and 106.8MB in the end (delta: 2.8MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-06 22:16:34,706 INFO L158 Benchmark]: Boogie Preprocessor took 58.63ms. Allocated memory is still 167.8MB. Free memory was 106.8MB in the beginning and 105.4MB in the end (delta: 1.4MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-06 22:16:34,707 INFO L158 Benchmark]: RCFGBuilder took 660.46ms. Allocated memory is still 167.8MB. Free memory was 105.4MB in the beginning and 87.2MB in the end (delta: 18.1MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. [2023-11-06 22:16:34,707 INFO L158 Benchmark]: TraceAbstraction took 18631.37ms. Allocated memory was 167.8MB in the beginning and 293.6MB in the end (delta: 125.8MB). Free memory was 86.5MB in the beginning and 207.4MB in the end (delta: -120.9MB). Peak memory consumption was 125.2MB. Max. memory is 16.1GB. [2023-11-06 22:16:34,708 INFO L158 Benchmark]: Witness Printer took 169.91ms. Allocated memory is still 293.6MB. Free memory was 207.4MB in the beginning and 199.0MB in the end (delta: 8.4MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2023-11-06 22:16:34,711 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.29ms. Allocated memory is still 121.6MB. Free memory was 85.7MB in the beginning and 85.6MB in the end (delta: 30.3kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 568.81ms. Allocated memory is still 167.8MB. Free memory was 129.2MB in the beginning and 109.6MB in the end (delta: 19.6MB). Peak memory consumption was 21.0MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 82.96ms. Allocated memory is still 167.8MB. Free memory was 109.6MB in the beginning and 106.8MB in the end (delta: 2.8MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 58.63ms. Allocated memory is still 167.8MB. Free memory was 106.8MB in the beginning and 105.4MB in the end (delta: 1.4MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 660.46ms. Allocated memory is still 167.8MB. Free memory was 105.4MB in the beginning and 87.2MB in the end (delta: 18.1MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. * TraceAbstraction took 18631.37ms. Allocated memory was 167.8MB in the beginning and 293.6MB in the end (delta: 125.8MB). Free memory was 86.5MB in the beginning and 207.4MB in the end (delta: -120.9MB). Peak memory consumption was 125.2MB. Max. memory is 16.1GB. * Witness Printer took 169.91ms. Allocated memory is still 293.6MB. Free memory was 207.4MB in the beginning and 199.0MB in the end (delta: 8.4MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - GenericResultAtLocation [Line: 49]: Unsoundness Warning Ignoring preprocessor pragma C: #pragma merger(0,"scenario.i","") [49] - GenericResultAtLocation [Line: 118]: Unsoundness Warning Ignoring preprocessor pragma C: #pragma merger(0,"MinePump.i","") [118] - GenericResultAtLocation [Line: 372]: Unsoundness Warning Ignoring preprocessor pragma C: #pragma merger(0,"Environment.i","") [372] - GenericResultAtLocation [Line: 476]: Unsoundness Warning Ignoring preprocessor pragma C: #pragma merger(0,"libacc.i","") [476] - GenericResultAtLocation [Line: 842]: Unsoundness Warning Ignoring preprocessor pragma C: #pragma merger(0,"Specification5_spec.i","") [842] - GenericResultAtLocation [Line: 892]: Unsoundness Warning Ignoring preprocessor pragma C: #pragma merger(0,"featureselect.i","") [892] - GenericResultAtLocation [Line: 930]: Unsoundness Warning Ignoring preprocessor pragma C: #pragma merger(0,"wsllib_check.i","") [930] - GenericResultAtLocation [Line: 939]: Unsoundness Warning Ignoring preprocessor pragma C: #pragma merger(0,"Test.i","") [939] * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: ErrorAutomatonStatistics NumberErrorTraces: 0, NumberStatementsAllTraces: 0, NumberRelevantStatements: 0, 0.0s ErrorAutomatonConstructionTimeTotal, 0.0s FaulLocalizationTime, NumberStatementsFirstTrace: -1, TraceLengthAvg: 0, 0.0s ErrorAutomatonConstructionTimeAvg, 0.0s ErrorAutomatonDifferenceTimeAvg, 0.0s ErrorAutomatonDifferenceTimeTotal, NumberOfNoEnhancement: 0, NumberOfFiniteEnhancement: 0, NumberOfInfiniteEnhancement: 0 - PositiveResult [Line: 935]: a call to reach_error is unreachable For all program executions holds that a call to reach_error is unreachable at this location - StatisticsResult: Ultimate Automizer benchmark data CFG has 11 procedures, 113 locations, 1 error locations. Started 1 CEGAR loops. OverallTime: 18.5s, OverallIterations: 11, TraceHistogramMax: 5, PathProgramHistogramMax: 1, EmptinessCheckTime: 0.0s, AutomataDifference: 6.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 6.8s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 2564 SdHoareTripleChecker+Valid, 3.7s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 2518 mSDsluCounter, 5471 SdHoareTripleChecker+Invalid, 3.1s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 4244 mSDsCounter, 799 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 4515 IncrementalHoareTripleChecker+Invalid, 5314 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 799 mSolverCounterUnsat, 1227 mSDtfsCounter, 4515 mSolverCounterSat, 0.1s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 999 GetRequests, 828 SyntacticMatches, 7 SemanticMatches, 164 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1179 ImplicationChecksByTransitivity, 1.8s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=595occurred in iteration=10, InterpolantAutomatonStates: 142, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: 0.5s AutomataMinimizationTime, 11 MinimizatonAttempts, 176 StatesRemovedByMinimization, 7 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 52 LocationsWithAnnotation, 1705 PreInvPairs, 1960 NumberOfFragments, 2808 HoareAnnotationTreeSize, 1705 FomulaSimplifications, 5486 FormulaSimplificationTreeSizeReduction, 0.5s HoareSimplificationTime, 52 FomulaSimplificationsInter, 12052 FormulaSimplificationTreeSizeReductionInter, 6.2s HoareSimplificationTimeInter, RefinementEngineStatistics: TRACE_CHECK: 0.1s SsaConstructionTime, 0.3s SatisfiabilityAnalysisTime, 3.8s InterpolantComputationTime, 1128 NumberOfCodeBlocks, 1128 NumberOfCodeBlocksAsserted, 13 NumberOfCheckSat, 1445 ConstructedInterpolants, 0 QuantifiedInterpolants, 2672 SizeOfPredicates, 6 NumberOfNonLiveVariables, 1020 ConjunctsInSsa, 21 ConjunctsInUnsatCore, 15 InterpolantComputations, 9 PerfectInterpolantSequences, 745/825 InterpolantCoveringCapability, INVARIANT_SYNTHESIS: No data available, INTERPOLANT_CONSOLIDATION: No data available, ABSTRACT_INTERPRETATION: No data available, PDR: No data available, ACCELERATED_INTERPOLATION: No data available, SIFA: No data available, ReuseStatistics: No data available - AllSpecificationsHoldResult: All specifications hold 1 specifications checked. All of them hold - InvariantResult [Line: 63]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 376]: Loop Invariant Derived loop invariant: (((((((!((1 == systemActive)) || (((pumpRunning == \old(pumpRunning)) && (waterLevel == 1)) && (1 <= switchedOnBeforeTS))) || !((\old(waterLevel) == 2))) || (\old(pumpRunning) < 1)) && ((((((1 < \old(waterLevel)) || (((pumpRunning == \old(pumpRunning)) && (\old(waterLevel) == waterLevel)) && (1 <= switchedOnBeforeTS))) || (\old(switchedOnBeforeTS) < 1)) || !((1 == systemActive))) || (\old(pumpRunning) < 1)) || (((((pumpRunning == \old(pumpRunning)) && (waterLevel <= 1)) && (1 == systemActive)) && ((waterLevel + 1) <= \old(waterLevel))) && (1 <= switchedOnBeforeTS)))) && ((!((\old(pumpRunning) == 0)) || !((1 == systemActive))) || !((\old(waterLevel) == 2)))) && ((((!((\old(waterLevel) == 1)) || (\old(switchedOnBeforeTS) < 1)) || !((1 == systemActive))) || (\old(pumpRunning) < 1)) || (((((pumpRunning == \old(pumpRunning)) && (waterLevel <= 1)) && (1 == systemActive)) && ((waterLevel + 1) <= \old(waterLevel))) && (1 <= switchedOnBeforeTS)))) && (((1 < \old(waterLevel)) || !((\old(pumpRunning) == 0))) || !((1 == systemActive)))) - InvariantResult [Line: 995]: Loop Invariant Derived loop invariant: (((((pumpRunning == 0) && (\result == 1)) && (tmp == 1)) && (1 == systemActive)) && (waterLevel == 1)) - InvariantResult [Line: 245]: Loop Invariant Derived loop invariant: ((((((1 <= pumpRunning) || !((\old(pumpRunning) == 0))) || !((1 == systemActive))) || !((2 == waterLevel))) && ((!((\old(pumpRunning) == 0)) || !((1 == systemActive))) || (1 < waterLevel))) && (((!((1 == systemActive)) || (1 < waterLevel)) || (switchedOnBeforeTS < 1)) || (\old(pumpRunning) < 1))) - InvariantResult [Line: 907]: Loop Invariant Derived loop invariant: (((pumpRunning == 0) && (1 == systemActive)) && (waterLevel == 1)) - InvariantResult [Line: 941]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 467]: Loop Invariant Derived loop invariant: ((((!((\old(pumpRunning) == 0)) || !((1 == systemActive))) || !((2 == waterLevel))) && ((!((\old(pumpRunning) == 0)) || !((1 == systemActive))) || (1 < waterLevel))) && (((((pumpRunning == \old(pumpRunning)) || !((1 == systemActive))) || (1 < waterLevel)) || (switchedOnBeforeTS < 1)) || (\old(pumpRunning) < 1))) - InvariantResult [Line: 54]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 453]: Loop Invariant Derived loop invariant: ((((!((1 == systemActive)) || (1 < waterLevel)) || (switchedOnBeforeTS < 1)) || (\old(pumpRunning) < 1)) && (((((2 < waterLevel) || !((\old(pumpRunning) == 0))) || !((1 == systemActive))) || (((pumpRunning == 0) && (waterLevel <= 1)) && !((\result == 0)))) || (((pumpRunning == 0) && (2 == waterLevel)) && (\result == 0)))) - InvariantResult [Line: 220]: Loop Invariant Derived loop invariant: ((((((((((1 <= pumpRunning) && (2 == waterLevel)) && (\old(waterLevel) == 2)) || !((\old(pumpRunning) == 0))) || ((pumpRunning == 0) && (\old(waterLevel) == waterLevel))) || !((1 == systemActive))) || (2 < \old(waterLevel))) && (((((!((\old(waterLevel) == 1)) || (\old(switchedOnBeforeTS) < 1)) || !((1 == systemActive))) || (\old(pumpRunning) < 1)) || (((((pumpRunning == \old(pumpRunning)) && (waterLevel <= 1)) && (1 == systemActive)) && ((waterLevel + 1) <= \old(waterLevel))) && (1 <= switchedOnBeforeTS))) || ((((pumpRunning == 0) && (waterLevel <= 1)) && ((waterLevel + 1) <= \old(waterLevel))) && (1 <= switchedOnBeforeTS)))) && ((((((((((pumpRunning == \old(pumpRunning)) && (\old(waterLevel) == waterLevel)) && (1 <= switchedOnBeforeTS)) || (\old(switchedOnBeforeTS) < 1)) || !((1 == systemActive))) || (\old(pumpRunning) < 1)) || (((pumpRunning == 0) && (\old(waterLevel) == waterLevel)) && (1 <= switchedOnBeforeTS))) || (((((pumpRunning == \old(pumpRunning)) && (waterLevel <= 1)) && (1 == systemActive)) && ((waterLevel + 1) <= \old(waterLevel))) && (1 <= switchedOnBeforeTS))) || (2 < \old(waterLevel))) || ((((pumpRunning == 0) && (waterLevel <= 1)) && ((waterLevel + 1) <= \old(waterLevel))) && (1 <= switchedOnBeforeTS)))) && ((((!((1 == systemActive)) || (((pumpRunning == \old(pumpRunning)) && (waterLevel == 1)) && (1 <= switchedOnBeforeTS))) || !((\old(waterLevel) == 2))) || (\old(pumpRunning) < 1)) || (((pumpRunning == 0) && (waterLevel == 1)) && (1 <= switchedOnBeforeTS)))) - InvariantResult [Line: 334]: Loop Invariant Derived loop invariant: ((((((2 < waterLevel) || !((\old(pumpRunning) == 0))) || !((1 == systemActive))) || ((pumpRunning == 0) && (2 == waterLevel))) || (((((pumpRunning == 0) && (tmp___0 == 0)) && !((tmp == 0))) && !((\result == 0))) && (\result == 0))) && (((!((1 == systemActive)) || (1 < waterLevel)) || (switchedOnBeforeTS < 1)) || (\old(pumpRunning) < 1))) - InvariantResult [Line: 1002]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 845]: Loop Invariant Derived loop invariant: (((((pumpRunning == 0) && (\result == 1)) && (tmp == 1)) && (1 == systemActive)) && (waterLevel == 1)) - InvariantResult [Line: 412]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 931]: Loop Invariant Derived loop invariant: (((((!((\old(pumpRunning) == 0)) || !((1 == systemActive))) || !((\old(waterLevel) == 2))) && ((!((1 == systemActive)) || !((\old(waterLevel) == 2))) || (\old(pumpRunning) < 1))) && ((((1 < \old(waterLevel)) || (\old(switchedOnBeforeTS) < 1)) || !((1 == systemActive))) || (\old(pumpRunning) < 1))) && (((1 < \old(waterLevel)) || !((\old(pumpRunning) == 0))) || !((1 == systemActive)))) - InvariantResult [Line: 444]: Loop Invariant Derived loop invariant: (((((((((((\old(switchedOnBeforeTS) < 1) || !((1 == systemActive))) || ((((((\result <= waterLevel) && (pumpRunning == 0)) && (waterLevel <= 1)) && (1 == systemActive)) && ((waterLevel + 1) <= \old(waterLevel))) && (1 <= switchedOnBeforeTS))) || ((((((pumpRunning == \old(pumpRunning)) && (\result <= waterLevel)) && (waterLevel <= 1)) && (1 == systemActive)) && ((waterLevel + 1) <= \old(waterLevel))) && (1 <= switchedOnBeforeTS))) || ((((pumpRunning == 0) && (\old(waterLevel) == waterLevel)) && (1 <= switchedOnBeforeTS)) && (\result <= 1))) || ((((pumpRunning == \old(pumpRunning)) && (\old(waterLevel) == waterLevel)) && (1 <= switchedOnBeforeTS)) && (\result <= 1))) || (\old(pumpRunning) < 1)) || (2 < \old(waterLevel))) && (((((((((pumpRunning == 0) && (waterLevel <= 1)) && (\old(waterLevel) == waterLevel)) && (\result <= 1)) || !((\old(pumpRunning) == 0))) || !((1 == systemActive))) || ((((pumpRunning == 0) && (2 == waterLevel)) && (2 == \result)) && (\old(waterLevel) == 2))) || ((((1 <= pumpRunning) && (2 == waterLevel)) && (2 == \result)) && (\old(waterLevel) == 2))) || (2 < \old(waterLevel)))) && ((((!((1 == systemActive)) || ((((pumpRunning == \old(pumpRunning)) && (waterLevel == 1)) && (1 <= switchedOnBeforeTS)) && (\result <= 1))) || !((\old(waterLevel) == 2))) || (\old(pumpRunning) < 1)) || ((((\result <= waterLevel) && (pumpRunning == 0)) && (waterLevel == 1)) && (1 <= switchedOnBeforeTS)))) && (((((!((\old(waterLevel) == 1)) || (\old(switchedOnBeforeTS) < 1)) || !((1 == systemActive))) || ((((((\result <= waterLevel) && (pumpRunning == 0)) && (waterLevel <= 1)) && (1 == systemActive)) && ((waterLevel + 1) <= \old(waterLevel))) && (1 <= switchedOnBeforeTS))) || ((((((pumpRunning == \old(pumpRunning)) && (\result <= waterLevel)) && (waterLevel <= 1)) && (1 == systemActive)) && ((waterLevel + 1) <= \old(waterLevel))) && (1 <= switchedOnBeforeTS))) || (\old(pumpRunning) < 1))) - InvariantResult [Line: 921]: Loop Invariant Derived loop invariant: ((((pumpRunning == 0) && (\result == 1)) && (1 == systemActive)) && (waterLevel == 1)) - InvariantResult [Line: 863]: Loop Invariant Derived loop invariant: ((((((((!((\old(pumpRunning) == 0)) || !((1 == systemActive))) || ((((((pumpRunning == 0) && (tmp == 2)) && (2 == waterLevel)) && (2 == \result)) && (1 == systemActive)) && (\old(pumpRunning) == 0))) || !((\old(waterLevel) == 2))) || ((((1 <= pumpRunning) && (tmp == 2)) && (2 == waterLevel)) && (2 == \result))) && ((((((((((((tmp <= waterLevel) && (\result <= waterLevel)) && (pumpRunning == 0)) && (waterLevel <= 1)) && (1 == systemActive)) && ((waterLevel + 1) <= \old(waterLevel))) && (1 <= switchedOnBeforeTS)) || ((((((pumpRunning == \old(pumpRunning)) && (tmp <= waterLevel)) && (\result <= waterLevel)) && (waterLevel <= 1)) && ((waterLevel + 1) <= \old(waterLevel))) && (1 <= switchedOnBeforeTS))) || !((\old(waterLevel) == 1))) || (\old(switchedOnBeforeTS) < 1)) || !((1 == systemActive))) || (\old(pumpRunning) < 1))) && ((((!((1 == systemActive)) || !((\old(waterLevel) == 2))) || (\old(pumpRunning) < 1)) || (((((pumpRunning == \old(pumpRunning)) && (tmp <= waterLevel)) && (\result <= waterLevel)) && (waterLevel == 1)) && (1 <= switchedOnBeforeTS))) || ((((((tmp <= waterLevel) && (\result <= waterLevel)) && (pumpRunning == 0)) && (1 == systemActive)) && (waterLevel == 1)) && (1 <= switchedOnBeforeTS)))) && ((((1 < \old(waterLevel)) || !((\old(pumpRunning) == 0))) || !((1 == systemActive))) || ((((((pumpRunning == 0) && (tmp <= 1)) && (1 == systemActive)) && (\old(pumpRunning) == 0)) && (\old(waterLevel) == waterLevel)) && (\result <= 1)))) && ((((((((1 < \old(waterLevel)) || (((((((tmp <= waterLevel) && (\result <= waterLevel)) && (pumpRunning == 0)) && (waterLevel <= 1)) && (1 == systemActive)) && ((waterLevel + 1) <= \old(waterLevel))) && (1 <= switchedOnBeforeTS))) || ((((((pumpRunning == \old(pumpRunning)) && (tmp <= waterLevel)) && (\result <= waterLevel)) && (waterLevel <= 1)) && ((waterLevel + 1) <= \old(waterLevel))) && (1 <= switchedOnBeforeTS))) || (\old(switchedOnBeforeTS) < 1)) || !((1 == systemActive))) || ((((((pumpRunning == 0) && (tmp <= 1)) && (1 == systemActive)) && (\old(waterLevel) == waterLevel)) && (1 <= switchedOnBeforeTS)) && (\result <= 1))) || (\old(pumpRunning) < 1)) || (((((pumpRunning == \old(pumpRunning)) && (tmp <= 1)) && (\old(waterLevel) == waterLevel)) && (1 <= switchedOnBeforeTS)) && (\result <= 1)))) - InvariantResult [Line: 914]: Loop Invariant Derived loop invariant: (((pumpRunning == 0) && (1 == systemActive)) && (waterLevel == 1)) - InvariantResult [Line: 64]: Loop Invariant Derived loop invariant: (((((((((1 <= pumpRunning) && (2 == waterLevel)) && (\result == 1)) && (tmp == 1)) && (1 == systemActive)) && (splverifierCounter == 0)) || (((((((1 <= pumpRunning) && (\result == 1)) && (tmp == 1)) && (waterLevel <= 1)) && (1 == systemActive)) && (splverifierCounter == 0)) && (1 <= switchedOnBeforeTS))) || ((((((pumpRunning == 0) && (2 == waterLevel)) && (\result == 1)) && (tmp == 1)) && (1 == systemActive)) && (splverifierCounter == 0))) || ((((((pumpRunning == 0) && (\result == 1)) && (tmp == 1)) && (waterLevel <= 1)) && (1 == systemActive)) && (splverifierCounter == 0))) - InvariantResult [Line: 853]: Loop Invariant Derived loop invariant: (((((((((pumpRunning == \old(pumpRunning)) && (\old(waterLevel) == waterLevel)) && (1 <= switchedOnBeforeTS)) || (\old(switchedOnBeforeTS) < 1)) || !((1 == systemActive))) || (\old(pumpRunning) < 1)) || (2 < \old(waterLevel))) && (((!((1 == systemActive)) || (((pumpRunning == \old(pumpRunning)) && (2 == waterLevel)) && (1 <= switchedOnBeforeTS))) || !((\old(waterLevel) == 2))) || (\old(pumpRunning) < 1))) && (((!((\old(pumpRunning) == 0)) || ((pumpRunning == 0) && (\old(waterLevel) == waterLevel))) || !((1 == systemActive))) || (2 < \old(waterLevel)))) - InvariantResult [Line: 353]: Loop Invariant Derived loop invariant: ((((!((\old(pumpRunning) == 0)) || !((1 == systemActive))) || !((2 == waterLevel))) && ((!((\old(pumpRunning) == 0)) || !((1 == systemActive))) || (1 < waterLevel))) && (((((pumpRunning == \old(pumpRunning)) || !((1 == systemActive))) || (1 < waterLevel)) || (switchedOnBeforeTS < 1)) || (\old(pumpRunning) < 1))) - InvariantResult [Line: 1013]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 253]: Loop Invariant Derived loop invariant: ((((!((\old(pumpRunning) == 0)) || !((1 == systemActive))) || (1 < waterLevel)) && (((!((1 == systemActive)) || (1 < waterLevel)) || (switchedOnBeforeTS < 1)) || (\old(pumpRunning) < 1))) && (((((1 <= pumpRunning) || !((\old(pumpRunning) == 0))) || (pumpRunning == 0)) || !((1 == systemActive))) || !((2 == waterLevel)))) - InvariantResult [Line: 951]: Loop Invariant Derived loop invariant: 1 RESULT: Ultimate proved your program to be correct! [2023-11-06 22:16:34,785 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ccba198f-cf73-4429-ba0f-37428ab70dfd/bin/uautomizer-verify-WvqO1wxjHP/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Forceful destruction successful, exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Writing output log to file Ultimate.log Result: TRUE