./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/product-lines/minepump_spec5_product56.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_6ac0813a-f874-4cc3-a4eb-b0f6659a6aec/bin/uautomizer-verify-WvqO1wxjHP/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6ac0813a-f874-4cc3-a4eb-b0f6659a6aec/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_6ac0813a-f874-4cc3-a4eb-b0f6659a6aec/bin/uautomizer-verify-WvqO1wxjHP/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6ac0813a-f874-4cc3-a4eb-b0f6659a6aec/bin/uautomizer-verify-WvqO1wxjHP/config/AutomizerReach.xml -i ../../sv-benchmarks/c/product-lines/minepump_spec5_product56.cil.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6ac0813a-f874-4cc3-a4eb-b0f6659a6aec/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_6ac0813a-f874-4cc3-a4eb-b0f6659a6aec/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 7bcd24ea8f621c8db79e853f5aaf064ffcae573e6c1e9f03eb1f84bb0c15fc3c --- Real Ultimate output --- This is Ultimate 0.2.3-dev-e7bb482 [2023-11-06 22:11:06,525 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-06 22:11:06,651 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6ac0813a-f874-4cc3-a4eb-b0f6659a6aec/bin/uautomizer-verify-WvqO1wxjHP/config/svcomp-Reach-32bit-Automizer_Default.epf [2023-11-06 22:11:06,658 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-06 22:11:06,658 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2023-11-06 22:11:06,697 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-06 22:11:06,698 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-11-06 22:11:06,699 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-11-06 22:11:06,700 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-06 22:11:06,702 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2023-11-06 22:11:06,704 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-06 22:11:06,705 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-06 22:11:06,705 INFO L153 SettingsManager]: * Use SBE=true [2023-11-06 22:11:06,710 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-06 22:11:06,710 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-06 22:11:06,711 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-06 22:11:06,711 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-06 22:11:06,712 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-06 22:11:06,712 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-06 22:11:06,713 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-06 22:11:06,713 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-06 22:11:06,714 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-06 22:11:06,714 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-06 22:11:06,715 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-06 22:11:06,715 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-06 22:11:06,716 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-06 22:11:06,716 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2023-11-06 22:11:06,717 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2023-11-06 22:11:06,717 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-11-06 22:11:06,718 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-06 22:11:06,719 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-06 22:11:06,719 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2023-11-06 22:11:06,720 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2023-11-06 22:11:06,720 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-11-06 22:11:06,720 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2023-11-06 22:11:06,720 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-06 22:11:06,721 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2023-11-06 22:11:06,721 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-11-06 22:11:06,721 INFO L153 SettingsManager]: * Independence relation used for large block encoding in concurrent analysis=SYNTACTIC [2023-11-06 22:11:06,721 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_6ac0813a-f874-4cc3-a4eb-b0f6659a6aec/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6ac0813a-f874-4cc3-a4eb-b0f6659a6aec/bin/uautomizer-verify-WvqO1wxjHP Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 7bcd24ea8f621c8db79e853f5aaf064ffcae573e6c1e9f03eb1f84bb0c15fc3c [2023-11-06 22:11:07,022 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-06 22:11:07,047 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-06 22:11:07,052 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-06 22:11:07,053 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-06 22:11:07,054 INFO L274 PluginConnector]: CDTParser initialized [2023-11-06 22:11:07,055 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6ac0813a-f874-4cc3-a4eb-b0f6659a6aec/bin/uautomizer-verify-WvqO1wxjHP/../../sv-benchmarks/c/product-lines/minepump_spec5_product56.cil.c [2023-11-06 22:11:10,141 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-06 22:11:10,408 INFO L384 CDTParser]: Found 1 translation units. [2023-11-06 22:11:10,409 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6ac0813a-f874-4cc3-a4eb-b0f6659a6aec/sv-benchmarks/c/product-lines/minepump_spec5_product56.cil.c [2023-11-06 22:11:10,425 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6ac0813a-f874-4cc3-a4eb-b0f6659a6aec/bin/uautomizer-verify-WvqO1wxjHP/data/1e2b9ea46/dbed4c19cc1c46a0863f676f06ed5ce1/FLAGd7b119c9d [2023-11-06 22:11:10,441 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6ac0813a-f874-4cc3-a4eb-b0f6659a6aec/bin/uautomizer-verify-WvqO1wxjHP/data/1e2b9ea46/dbed4c19cc1c46a0863f676f06ed5ce1 [2023-11-06 22:11:10,444 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-06 22:11:10,446 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-06 22:11:10,447 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-06 22:11:10,448 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-06 22:11:10,453 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-06 22:11:10,454 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 06.11 10:11:10" (1/1) ... [2023-11-06 22:11:10,455 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@787fb8d1 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 10:11:10, skipping insertion in model container [2023-11-06 22:11:10,455 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 06.11 10:11:10" (1/1) ... [2023-11-06 22:11:10,511 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-06 22:11:10,793 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_6ac0813a-f874-4cc3-a4eb-b0f6659a6aec/sv-benchmarks/c/product-lines/minepump_spec5_product56.cil.c[8146,8159] [2023-11-06 22:11:10,899 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-06 22:11:10,910 INFO L202 MainTranslator]: Completed pre-run [2023-11-06 22:11:10,921 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring preprocessor pragma C: #pragma merger(0,"Environment.i","") [49] [2023-11-06 22:11:10,922 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring preprocessor pragma C: #pragma merger(0,"MinePump.i","") [160] [2023-11-06 22:11:10,923 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring preprocessor pragma C: #pragma merger(0,"scenario.i","") [418] [2023-11-06 22:11:10,923 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring preprocessor pragma C: #pragma merger(0,"featureselect.i","") [488] [2023-11-06 22:11:10,923 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring preprocessor pragma C: #pragma merger(0,"wsllib_check.i","") [526] [2023-11-06 22:11:10,923 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring preprocessor pragma C: #pragma merger(0,"Specification5_spec.i","") [535] [2023-11-06 22:11:10,923 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring preprocessor pragma C: #pragma merger(0,"libacc.i","") [584] [2023-11-06 22:11:10,924 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring preprocessor pragma C: #pragma merger(0,"Test.i","") [950] [2023-11-06 22:11:10,942 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_6ac0813a-f874-4cc3-a4eb-b0f6659a6aec/sv-benchmarks/c/product-lines/minepump_spec5_product56.cil.c[8146,8159] [2023-11-06 22:11:10,995 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-06 22:11:11,022 INFO L206 MainTranslator]: Completed translation [2023-11-06 22:11:11,022 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 10:11:11 WrapperNode [2023-11-06 22:11:11,023 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-06 22:11:11,026 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-06 22:11:11,026 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-06 22:11:11,026 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-06 22:11:11,033 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 10:11:11" (1/1) ... [2023-11-06 22:11:11,048 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 10:11:11" (1/1) ... [2023-11-06 22:11:11,078 INFO L138 Inliner]: procedures = 60, calls = 108, calls flagged for inlining = 27, calls inlined = 24, statements flattened = 241 [2023-11-06 22:11:11,079 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-06 22:11:11,080 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-06 22:11:11,080 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-06 22:11:11,080 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-06 22:11:11,090 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 10:11:11" (1/1) ... [2023-11-06 22:11:11,090 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 10:11:11" (1/1) ... [2023-11-06 22:11:11,093 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 10:11:11" (1/1) ... [2023-11-06 22:11:11,094 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 10:11:11" (1/1) ... [2023-11-06 22:11:11,102 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 10:11:11" (1/1) ... [2023-11-06 22:11:11,107 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 10:11:11" (1/1) ... [2023-11-06 22:11:11,109 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 10:11:11" (1/1) ... [2023-11-06 22:11:11,111 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 10:11:11" (1/1) ... [2023-11-06 22:11:11,114 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-06 22:11:11,115 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-06 22:11:11,116 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-06 22:11:11,116 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-06 22:11:11,117 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 10:11:11" (1/1) ... [2023-11-06 22:11:11,123 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-11-06 22:11:11,143 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6ac0813a-f874-4cc3-a4eb-b0f6659a6aec/bin/uautomizer-verify-WvqO1wxjHP/z3 [2023-11-06 22:11:11,157 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6ac0813a-f874-4cc3-a4eb-b0f6659a6aec/bin/uautomizer-verify-WvqO1wxjHP/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2023-11-06 22:11:11,175 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6ac0813a-f874-4cc3-a4eb-b0f6659a6aec/bin/uautomizer-verify-WvqO1wxjHP/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2023-11-06 22:11:11,190 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-06 22:11:11,190 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__base [2023-11-06 22:11:11,190 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__base [2023-11-06 22:11:11,190 INFO L130 BoogieDeclarations]: Found specification of procedure cleanup [2023-11-06 22:11:11,190 INFO L138 BoogieDeclarations]: Found implementation of procedure cleanup [2023-11-06 22:11:11,191 INFO L130 BoogieDeclarations]: Found specification of procedure timeShift [2023-11-06 22:11:11,191 INFO L138 BoogieDeclarations]: Found implementation of procedure timeShift [2023-11-06 22:11:11,191 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__highWaterSensor [2023-11-06 22:11:11,191 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__highWaterSensor [2023-11-06 22:11:11,191 INFO L130 BoogieDeclarations]: Found specification of procedure waterRise [2023-11-06 22:11:11,192 INFO L138 BoogieDeclarations]: Found implementation of procedure waterRise [2023-11-06 22:11:11,192 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__lowWaterSensor [2023-11-06 22:11:11,192 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__lowWaterSensor [2023-11-06 22:11:11,192 INFO L130 BoogieDeclarations]: Found specification of procedure isPumpRunning [2023-11-06 22:11:11,192 INFO L138 BoogieDeclarations]: Found implementation of procedure isPumpRunning [2023-11-06 22:11:11,193 INFO L130 BoogieDeclarations]: Found specification of procedure deactivatePump [2023-11-06 22:11:11,193 INFO L138 BoogieDeclarations]: Found implementation of procedure deactivatePump [2023-11-06 22:11:11,193 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-11-06 22:11:11,193 INFO L130 BoogieDeclarations]: Found specification of procedure changeMethaneLevel [2023-11-06 22:11:11,193 INFO L138 BoogieDeclarations]: Found implementation of procedure changeMethaneLevel [2023-11-06 22:11:11,193 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-06 22:11:11,194 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-06 22:11:11,283 INFO L236 CfgBuilder]: Building ICFG [2023-11-06 22:11:11,285 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-06 22:11:11,676 INFO L277 CfgBuilder]: Performing block encoding [2023-11-06 22:11:11,684 INFO L297 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-06 22:11:11,685 INFO L302 CfgBuilder]: Removed 2 assume(true) statements. [2023-11-06 22:11:11,687 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.11 10:11:11 BoogieIcfgContainer [2023-11-06 22:11:11,687 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-06 22:11:11,691 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2023-11-06 22:11:11,691 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2023-11-06 22:11:11,694 INFO L274 PluginConnector]: TraceAbstraction initialized [2023-11-06 22:11:11,695 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 06.11 10:11:10" (1/3) ... [2023-11-06 22:11:11,696 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@615e175 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 06.11 10:11:11, skipping insertion in model container [2023-11-06 22:11:11,696 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 10:11:11" (2/3) ... [2023-11-06 22:11:11,696 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@615e175 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 06.11 10:11:11, skipping insertion in model container [2023-11-06 22:11:11,697 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.11 10:11:11" (3/3) ... [2023-11-06 22:11:11,698 INFO L112 eAbstractionObserver]: Analyzing ICFG minepump_spec5_product56.cil.c [2023-11-06 22:11:11,719 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2023-11-06 22:11:11,719 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2023-11-06 22:11:11,777 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2023-11-06 22:11:11,785 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;@52222fde, mLbeIndependenceSettings=[IndependenceType=SYNTACTIC, AbstractionType=NONE, UseConditional=, UseSemiCommutativity=, Solver=, SolverTimeout=] [2023-11-06 22:11:11,785 INFO L358 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2023-11-06 22:11:11,791 INFO L276 IsEmpty]: Start isEmpty. Operand has 110 states, 82 states have (on average 1.3658536585365855) internal successors, (112), 93 states have internal predecessors, (112), 17 states have call successors, (17), 9 states have call predecessors, (17), 9 states have return successors, (17), 12 states have call predecessors, (17), 17 states have call successors, (17) [2023-11-06 22:11:11,803 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2023-11-06 22:11:11,804 INFO L187 NwaCegarLoop]: Found error trace [2023-11-06 22:11:11,804 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 22:11:11,805 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting timeShiftErr0ASSERT_VIOLATIONERROR_FUNCTION === [timeShiftErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-06 22:11:11,811 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-11-06 22:11:11,811 INFO L85 PathProgramCache]: Analyzing trace with hash 2077500872, now seen corresponding path program 1 times [2023-11-06 22:11:11,821 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-06 22:11:11,822 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [360006052] [2023-11-06 22:11:11,822 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-06 22:11:11,823 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-06 22:11:11,946 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:11:12,018 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 13 [2023-11-06 22:11:12,021 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:11:12,026 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 24 [2023-11-06 22:11:12,033 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:11:12,040 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 22:11:12,044 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-06 22:11:12,044 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [360006052] [2023-11-06 22:11:12,045 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [360006052] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-06 22:11:12,046 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-06 22:11:12,046 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2023-11-06 22:11:12,048 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [11406702] [2023-11-06 22:11:12,049 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-06 22:11:12,053 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2023-11-06 22:11:12,053 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-06 22:11:12,079 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2023-11-06 22:11:12,080 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2023-11-06 22:11:12,083 INFO L87 Difference]: Start difference. First operand has 110 states, 82 states have (on average 1.3658536585365855) internal successors, (112), 93 states have internal predecessors, (112), 17 states have call successors, (17), 9 states have call predecessors, (17), 9 states have return successors, (17), 12 states have call predecessors, (17), 17 states have call successors, (17) 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 22:11:12,122 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-06 22:11:12,123 INFO L93 Difference]: Finished difference Result 211 states and 286 transitions. [2023-11-06 22:11:12,124 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2023-11-06 22:11:12,125 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 22:11:12,126 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-06 22:11:12,136 INFO L225 Difference]: With dead ends: 211 [2023-11-06 22:11:12,137 INFO L226 Difference]: Without dead ends: 101 [2023-11-06 22:11:12,141 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 22:11:12,145 INFO L413 NwaCegarLoop]: 140 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, 140 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 22:11:12,147 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 140 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 0 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2023-11-06 22:11:12,165 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 101 states. [2023-11-06 22:11:12,193 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 101 to 101. [2023-11-06 22:11:12,195 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 101 states, 75 states have (on average 1.3066666666666666) internal successors, (98), 85 states have internal predecessors, (98), 17 states have call successors, (17), 9 states have call predecessors, (17), 8 states have return successors, (16), 11 states have call predecessors, (16), 16 states have call successors, (16) [2023-11-06 22:11:12,198 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 101 states to 101 states and 131 transitions. [2023-11-06 22:11:12,200 INFO L78 Accepts]: Start accepts. Automaton has 101 states and 131 transitions. Word has length 32 [2023-11-06 22:11:12,200 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-06 22:11:12,201 INFO L495 AbstractCegarLoop]: Abstraction has 101 states and 131 transitions. [2023-11-06 22:11:12,201 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 22:11:12,201 INFO L276 IsEmpty]: Start isEmpty. Operand 101 states and 131 transitions. [2023-11-06 22:11:12,205 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 34 [2023-11-06 22:11:12,205 INFO L187 NwaCegarLoop]: Found error trace [2023-11-06 22:11:12,205 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 22:11:12,206 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2023-11-06 22:11:12,206 INFO L420 AbstractCegarLoop]: === Iteration 2 === Targeting timeShiftErr0ASSERT_VIOLATIONERROR_FUNCTION === [timeShiftErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-06 22:11:12,207 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-11-06 22:11:12,207 INFO L85 PathProgramCache]: Analyzing trace with hash 604529845, now seen corresponding path program 1 times [2023-11-06 22:11:12,207 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-06 22:11:12,208 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1057410375] [2023-11-06 22:11:12,208 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-06 22:11:12,208 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-06 22:11:12,235 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:11:12,360 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2023-11-06 22:11:12,363 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:11:12,366 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 25 [2023-11-06 22:11:12,369 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:11:12,372 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 22:11:12,372 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-06 22:11:12,373 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1057410375] [2023-11-06 22:11:12,373 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1057410375] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-06 22:11:12,373 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-06 22:11:12,374 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2023-11-06 22:11:12,374 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1443783840] [2023-11-06 22:11:12,374 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-06 22:11:12,376 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2023-11-06 22:11:12,376 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-06 22:11:12,377 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2023-11-06 22:11:12,377 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2023-11-06 22:11:12,378 INFO L87 Difference]: Start difference. First operand 101 states and 131 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 22:11:12,439 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-06 22:11:12,439 INFO L93 Difference]: Finished difference Result 162 states and 210 transitions. [2023-11-06 22:11:12,440 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-11-06 22:11:12,440 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 22:11:12,442 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-06 22:11:12,446 INFO L225 Difference]: With dead ends: 162 [2023-11-06 22:11:12,446 INFO L226 Difference]: Without dead ends: 92 [2023-11-06 22:11:12,450 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 22:11:12,452 INFO L413 NwaCegarLoop]: 118 mSDtfsCounter, 17 mSDsluCounter, 96 mSDsCounter, 0 mSdLazyCounter, 1 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 21 SdHoareTripleChecker+Valid, 214 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 22:11:12,453 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [21 Valid, 214 Invalid, 1 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 1 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2023-11-06 22:11:12,454 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 92 states. [2023-11-06 22:11:12,465 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 92 to 92. [2023-11-06 22:11:12,465 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 92 states, 69 states have (on average 1.318840579710145) internal successors, (91), 79 states have internal predecessors, (91), 14 states have call successors, (14), 8 states have call predecessors, (14), 8 states have return successors, (14), 9 states have call predecessors, (14), 14 states have call successors, (14) [2023-11-06 22:11:12,468 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 92 states to 92 states and 119 transitions. [2023-11-06 22:11:12,468 INFO L78 Accepts]: Start accepts. Automaton has 92 states and 119 transitions. Word has length 33 [2023-11-06 22:11:12,468 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-06 22:11:12,469 INFO L495 AbstractCegarLoop]: Abstraction has 92 states and 119 transitions. [2023-11-06 22:11:12,469 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 22:11:12,469 INFO L276 IsEmpty]: Start isEmpty. Operand 92 states and 119 transitions. [2023-11-06 22:11:12,471 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 39 [2023-11-06 22:11:12,471 INFO L187 NwaCegarLoop]: Found error trace [2023-11-06 22:11:12,471 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] [2023-11-06 22:11:12,472 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2023-11-06 22:11:12,472 INFO L420 AbstractCegarLoop]: === Iteration 3 === Targeting timeShiftErr0ASSERT_VIOLATIONERROR_FUNCTION === [timeShiftErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-06 22:11:12,473 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-11-06 22:11:12,473 INFO L85 PathProgramCache]: Analyzing trace with hash -1594505260, now seen corresponding path program 1 times [2023-11-06 22:11:12,473 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-06 22:11:12,474 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1900138103] [2023-11-06 22:11:12,474 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-06 22:11:12,474 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-06 22:11:12,499 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:11:12,576 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 19 [2023-11-06 22:11:12,579 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:11:12,583 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 30 [2023-11-06 22:11:12,585 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:11:12,587 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 22:11:12,588 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-06 22:11:12,588 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1900138103] [2023-11-06 22:11:12,588 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1900138103] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-06 22:11:12,588 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-06 22:11:12,589 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2023-11-06 22:11:12,589 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [35663204] [2023-11-06 22:11:12,589 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-06 22:11:12,590 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2023-11-06 22:11:12,590 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-06 22:11:12,590 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2023-11-06 22:11:12,591 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2023-11-06 22:11:12,591 INFO L87 Difference]: Start difference. First operand 92 states and 119 transitions. Second operand has 3 states, 3 states have (on average 10.333333333333334) internal successors, (31), 3 states have internal predecessors, (31), 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 22:11:12,643 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-06 22:11:12,651 INFO L93 Difference]: Finished difference Result 258 states and 340 transitions. [2023-11-06 22:11:12,652 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-11-06 22:11:12,652 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 10.333333333333334) internal successors, (31), 3 states have internal predecessors, (31), 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 38 [2023-11-06 22:11:12,653 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-06 22:11:12,656 INFO L225 Difference]: With dead ends: 258 [2023-11-06 22:11:12,658 INFO L226 Difference]: Without dead ends: 174 [2023-11-06 22:11:12,659 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 22:11:12,662 INFO L413 NwaCegarLoop]: 135 mSDtfsCounter, 107 mSDsluCounter, 106 mSDsCounter, 0 mSdLazyCounter, 4 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 107 SdHoareTripleChecker+Valid, 241 SdHoareTripleChecker+Invalid, 5 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 4 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2023-11-06 22:11:12,665 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [107 Valid, 241 Invalid, 5 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 4 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2023-11-06 22:11:12,667 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 174 states. [2023-11-06 22:11:12,695 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 174 to 171. [2023-11-06 22:11:12,696 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 171 states, 126 states have (on average 1.3412698412698412) internal successors, (169), 145 states have internal predecessors, (169), 28 states have call successors, (28), 16 states have call predecessors, (28), 16 states have return successors, (28), 17 states have call predecessors, (28), 28 states have call successors, (28) [2023-11-06 22:11:12,699 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 171 states to 171 states and 225 transitions. [2023-11-06 22:11:12,700 INFO L78 Accepts]: Start accepts. Automaton has 171 states and 225 transitions. Word has length 38 [2023-11-06 22:11:12,700 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-06 22:11:12,700 INFO L495 AbstractCegarLoop]: Abstraction has 171 states and 225 transitions. [2023-11-06 22:11:12,701 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 10.333333333333334) internal successors, (31), 3 states have internal predecessors, (31), 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 22:11:12,701 INFO L276 IsEmpty]: Start isEmpty. Operand 171 states and 225 transitions. [2023-11-06 22:11:12,704 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2023-11-06 22:11:12,704 INFO L187 NwaCegarLoop]: Found error trace [2023-11-06 22:11:12,704 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] [2023-11-06 22:11:12,705 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2023-11-06 22:11:12,705 INFO L420 AbstractCegarLoop]: === Iteration 4 === Targeting timeShiftErr0ASSERT_VIOLATIONERROR_FUNCTION === [timeShiftErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-06 22:11:12,706 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-11-06 22:11:12,706 INFO L85 PathProgramCache]: Analyzing trace with hash -969732780, now seen corresponding path program 1 times [2023-11-06 22:11:12,706 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-06 22:11:12,706 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1170748675] [2023-11-06 22:11:12,706 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-06 22:11:12,707 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-06 22:11:12,729 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:11:12,861 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 22 [2023-11-06 22:11:12,862 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:11:12,864 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 33 [2023-11-06 22:11:12,866 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:11:12,893 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 22:11:12,893 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-06 22:11:12,894 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1170748675] [2023-11-06 22:11:12,894 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1170748675] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-06 22:11:12,894 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-06 22:11:12,894 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2023-11-06 22:11:12,894 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [418566692] [2023-11-06 22:11:12,895 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-06 22:11:12,895 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2023-11-06 22:11:12,895 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-06 22:11:12,896 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2023-11-06 22:11:12,896 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2023-11-06 22:11:12,896 INFO L87 Difference]: Start difference. First operand 171 states and 225 transitions. Second operand has 6 states, 6 states have (on average 6.0) internal successors, (36), 5 states have internal predecessors, (36), 2 states have call successors, (3), 1 states have call predecessors, (3), 2 states have return successors, (2), 2 states have call predecessors, (2), 2 states have call successors, (2) [2023-11-06 22:11:13,080 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-06 22:11:13,080 INFO L93 Difference]: Finished difference Result 437 states and 590 transitions. [2023-11-06 22:11:13,081 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2023-11-06 22:11:13,081 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 6 states have (on average 6.0) internal successors, (36), 5 states have internal predecessors, (36), 2 states have call successors, (3), 1 states have call predecessors, (3), 2 states have return successors, (2), 2 states have call predecessors, (2), 2 states have call successors, (2) Word has length 41 [2023-11-06 22:11:13,081 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-06 22:11:13,085 INFO L225 Difference]: With dead ends: 437 [2023-11-06 22:11:13,085 INFO L226 Difference]: Without dead ends: 274 [2023-11-06 22:11:13,086 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 12 GetRequests, 5 SyntacticMatches, 0 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 3 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=21, Invalid=51, Unknown=0, NotChecked=0, Total=72 [2023-11-06 22:11:13,088 INFO L413 NwaCegarLoop]: 122 mSDtfsCounter, 79 mSDsluCounter, 400 mSDsCounter, 0 mSdLazyCounter, 80 mSolverCounterSat, 12 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 81 SdHoareTripleChecker+Valid, 522 SdHoareTripleChecker+Invalid, 92 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 12 IncrementalHoareTripleChecker+Valid, 80 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2023-11-06 22:11:13,089 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [81 Valid, 522 Invalid, 92 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [12 Valid, 80 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2023-11-06 22:11:13,090 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 274 states. [2023-11-06 22:11:13,126 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 274 to 269. [2023-11-06 22:11:13,127 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 269 states, 200 states have (on average 1.29) internal successors, (258), 217 states have internal predecessors, (258), 38 states have call successors, (38), 30 states have call predecessors, (38), 30 states have return successors, (50), 33 states have call predecessors, (50), 38 states have call successors, (50) [2023-11-06 22:11:13,130 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 269 states to 269 states and 346 transitions. [2023-11-06 22:11:13,131 INFO L78 Accepts]: Start accepts. Automaton has 269 states and 346 transitions. Word has length 41 [2023-11-06 22:11:13,131 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-06 22:11:13,132 INFO L495 AbstractCegarLoop]: Abstraction has 269 states and 346 transitions. [2023-11-06 22:11:13,132 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 6.0) internal successors, (36), 5 states have internal predecessors, (36), 2 states have call successors, (3), 1 states have call predecessors, (3), 2 states have return successors, (2), 2 states have call predecessors, (2), 2 states have call successors, (2) [2023-11-06 22:11:13,132 INFO L276 IsEmpty]: Start isEmpty. Operand 269 states and 346 transitions. [2023-11-06 22:11:13,135 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2023-11-06 22:11:13,135 INFO L187 NwaCegarLoop]: Found error trace [2023-11-06 22:11:13,135 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] [2023-11-06 22:11:13,136 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2023-11-06 22:11:13,136 INFO L420 AbstractCegarLoop]: === Iteration 5 === Targeting timeShiftErr0ASSERT_VIOLATIONERROR_FUNCTION === [timeShiftErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-06 22:11:13,137 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-11-06 22:11:13,137 INFO L85 PathProgramCache]: Analyzing trace with hash -1724941251, now seen corresponding path program 1 times [2023-11-06 22:11:13,137 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-06 22:11:13,137 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [403558309] [2023-11-06 22:11:13,137 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-06 22:11:13,138 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-06 22:11:13,159 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:11:13,317 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 19 [2023-11-06 22:11:13,319 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:11:13,327 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 28 [2023-11-06 22:11:13,332 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:11:13,352 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2023-11-06 22:11:13,356 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:11:13,415 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 49 [2023-11-06 22:11:13,417 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:11:13,419 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 22:11:13,420 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-06 22:11:13,420 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [403558309] [2023-11-06 22:11:13,420 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [403558309] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-06 22:11:13,420 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-06 22:11:13,421 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2023-11-06 22:11:13,421 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1498207935] [2023-11-06 22:11:13,421 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-06 22:11:13,422 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2023-11-06 22:11:13,422 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-06 22:11:13,423 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2023-11-06 22:11:13,423 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2023-11-06 22:11:13,423 INFO L87 Difference]: Start difference. First operand 269 states and 346 transitions. Second operand has 6 states, 6 states have (on average 7.666666666666667) internal successors, (46), 5 states have internal predecessors, (46), 3 states have call successors, (5), 3 states have call predecessors, (5), 2 states have return successors, (4), 2 states have call predecessors, (4), 3 states have call successors, (4) [2023-11-06 22:11:13,823 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-06 22:11:13,823 INFO L93 Difference]: Finished difference Result 825 states and 1108 transitions. [2023-11-06 22:11:13,824 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2023-11-06 22:11:13,825 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 6 states have (on average 7.666666666666667) internal successors, (46), 5 states have internal predecessors, (46), 3 states have call successors, (5), 3 states have call predecessors, (5), 2 states have return successors, (4), 2 states have call predecessors, (4), 3 states have call successors, (4) Word has length 57 [2023-11-06 22:11:13,827 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-06 22:11:13,839 INFO L225 Difference]: With dead ends: 825 [2023-11-06 22:11:13,840 INFO L226 Difference]: Without dead ends: 564 [2023-11-06 22:11:13,843 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 22 GetRequests, 13 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 22:11:13,846 INFO L413 NwaCegarLoop]: 112 mSDtfsCounter, 178 mSDsluCounter, 332 mSDsCounter, 0 mSdLazyCounter, 166 mSolverCounterSat, 47 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 184 SdHoareTripleChecker+Valid, 444 SdHoareTripleChecker+Invalid, 213 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 47 IncrementalHoareTripleChecker+Valid, 166 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.2s IncrementalHoareTripleChecker+Time [2023-11-06 22:11:13,849 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [184 Valid, 444 Invalid, 213 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [47 Valid, 166 Invalid, 0 Unknown, 0 Unchecked, 0.2s Time] [2023-11-06 22:11:13,853 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 564 states. [2023-11-06 22:11:13,961 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 564 to 529. [2023-11-06 22:11:13,962 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 529 states, 396 states have (on average 1.2575757575757576) internal successors, (498), 418 states have internal predecessors, (498), 69 states have call successors, (69), 53 states have call predecessors, (69), 63 states have return successors, (107), 72 states have call predecessors, (107), 69 states have call successors, (107) [2023-11-06 22:11:13,976 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 529 states to 529 states and 674 transitions. [2023-11-06 22:11:13,982 INFO L78 Accepts]: Start accepts. Automaton has 529 states and 674 transitions. Word has length 57 [2023-11-06 22:11:13,983 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-06 22:11:13,983 INFO L495 AbstractCegarLoop]: Abstraction has 529 states and 674 transitions. [2023-11-06 22:11:13,983 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 7.666666666666667) internal successors, (46), 5 states have internal predecessors, (46), 3 states have call successors, (5), 3 states have call predecessors, (5), 2 states have return successors, (4), 2 states have call predecessors, (4), 3 states have call successors, (4) [2023-11-06 22:11:13,983 INFO L276 IsEmpty]: Start isEmpty. Operand 529 states and 674 transitions. [2023-11-06 22:11:13,991 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2023-11-06 22:11:13,991 INFO L187 NwaCegarLoop]: Found error trace [2023-11-06 22:11:13,991 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] [2023-11-06 22:11:13,991 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2023-11-06 22:11:13,992 INFO L420 AbstractCegarLoop]: === Iteration 6 === Targeting timeShiftErr0ASSERT_VIOLATIONERROR_FUNCTION === [timeShiftErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-06 22:11:13,992 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-11-06 22:11:13,992 INFO L85 PathProgramCache]: Analyzing trace with hash 80497083, now seen corresponding path program 1 times [2023-11-06 22:11:13,992 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-06 22:11:13,993 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1572967450] [2023-11-06 22:11:13,993 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-06 22:11:13,993 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-06 22:11:14,028 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:11:14,108 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 19 [2023-11-06 22:11:14,109 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:11:14,113 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 28 [2023-11-06 22:11:14,117 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:11:14,130 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2023-11-06 22:11:14,134 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:11:14,164 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 49 [2023-11-06 22:11:14,165 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:11:14,167 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 22:11:14,167 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-06 22:11:14,167 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1572967450] [2023-11-06 22:11:14,168 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1572967450] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-06 22:11:14,168 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-06 22:11:14,168 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2023-11-06 22:11:14,168 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1940186662] [2023-11-06 22:11:14,169 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-06 22:11:14,169 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2023-11-06 22:11:14,169 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-06 22:11:14,170 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2023-11-06 22:11:14,170 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2023-11-06 22:11:14,171 INFO L87 Difference]: Start difference. First operand 529 states and 674 transitions. Second operand has 6 states, 6 states have (on average 7.666666666666667) internal successors, (46), 5 states have internal predecessors, (46), 2 states have call successors, (5), 2 states have call predecessors, (5), 2 states have return successors, (4), 2 states have call predecessors, (4), 2 states have call successors, (4) [2023-11-06 22:11:14,416 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-06 22:11:14,416 INFO L93 Difference]: Finished difference Result 1076 states and 1397 transitions. [2023-11-06 22:11:14,417 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2023-11-06 22:11:14,417 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 6 states have (on average 7.666666666666667) internal successors, (46), 5 states have internal predecessors, (46), 2 states have call successors, (5), 2 states have call predecessors, (5), 2 states have return successors, (4), 2 states have call predecessors, (4), 2 states have call successors, (4) Word has length 57 [2023-11-06 22:11:14,418 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-06 22:11:14,423 INFO L225 Difference]: With dead ends: 1076 [2023-11-06 22:11:14,423 INFO L226 Difference]: Without dead ends: 555 [2023-11-06 22:11:14,426 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 19 GetRequests, 11 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 22:11:14,430 INFO L413 NwaCegarLoop]: 103 mSDtfsCounter, 73 mSDsluCounter, 338 mSDsCounter, 0 mSdLazyCounter, 144 mSolverCounterSat, 25 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 76 SdHoareTripleChecker+Valid, 441 SdHoareTripleChecker+Invalid, 169 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 25 IncrementalHoareTripleChecker+Valid, 144 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2023-11-06 22:11:14,434 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [76 Valid, 441 Invalid, 169 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [25 Valid, 144 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2023-11-06 22:11:14,437 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 555 states. [2023-11-06 22:11:14,500 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 555 to 541. [2023-11-06 22:11:14,502 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 541 states, 408 states have (on average 1.25) internal successors, (510), 430 states have internal predecessors, (510), 69 states have call successors, (69), 53 states have call predecessors, (69), 63 states have return successors, (107), 72 states have call predecessors, (107), 69 states have call successors, (107) [2023-11-06 22:11:14,509 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 541 states to 541 states and 686 transitions. [2023-11-06 22:11:14,509 INFO L78 Accepts]: Start accepts. Automaton has 541 states and 686 transitions. Word has length 57 [2023-11-06 22:11:14,510 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-06 22:11:14,510 INFO L495 AbstractCegarLoop]: Abstraction has 541 states and 686 transitions. [2023-11-06 22:11:14,510 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 7.666666666666667) internal successors, (46), 5 states have internal predecessors, (46), 2 states have call successors, (5), 2 states have call predecessors, (5), 2 states have return successors, (4), 2 states have call predecessors, (4), 2 states have call successors, (4) [2023-11-06 22:11:14,510 INFO L276 IsEmpty]: Start isEmpty. Operand 541 states and 686 transitions. [2023-11-06 22:11:14,514 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2023-11-06 22:11:14,515 INFO L187 NwaCegarLoop]: Found error trace [2023-11-06 22:11:14,515 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] [2023-11-06 22:11:14,515 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5 [2023-11-06 22:11:14,516 INFO L420 AbstractCegarLoop]: === Iteration 7 === Targeting timeShiftErr0ASSERT_VIOLATIONERROR_FUNCTION === [timeShiftErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-06 22:11:14,517 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-11-06 22:11:14,517 INFO L85 PathProgramCache]: Analyzing trace with hash 503198909, now seen corresponding path program 1 times [2023-11-06 22:11:14,517 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-06 22:11:14,517 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [701632626] [2023-11-06 22:11:14,517 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-06 22:11:14,518 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-06 22:11:14,548 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:11:14,636 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 19 [2023-11-06 22:11:14,637 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:11:14,643 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 28 [2023-11-06 22:11:14,647 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:11:14,663 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2023-11-06 22:11:14,666 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:11:14,696 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 49 [2023-11-06 22:11:14,697 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:11:14,699 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 22:11:14,700 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-06 22:11:14,700 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [701632626] [2023-11-06 22:11:14,700 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [701632626] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-06 22:11:14,700 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-06 22:11:14,701 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2023-11-06 22:11:14,701 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [379649490] [2023-11-06 22:11:14,701 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-06 22:11:14,702 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2023-11-06 22:11:14,702 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-06 22:11:14,702 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2023-11-06 22:11:14,703 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2023-11-06 22:11:14,703 INFO L87 Difference]: Start difference. First operand 541 states and 686 transitions. Second operand has 6 states, 6 states have (on average 7.666666666666667) internal successors, (46), 5 states have internal predecessors, (46), 3 states have call successors, (5), 3 states have call predecessors, (5), 2 states have return successors, (4), 2 states have call predecessors, (4), 3 states have call successors, (4) [2023-11-06 22:11:15,044 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-06 22:11:15,044 INFO L93 Difference]: Finished difference Result 996 states and 1286 transitions. [2023-11-06 22:11:15,045 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2023-11-06 22:11:15,045 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 6 states have (on average 7.666666666666667) internal successors, (46), 5 states have internal predecessors, (46), 3 states have call successors, (5), 3 states have call predecessors, (5), 2 states have return successors, (4), 2 states have call predecessors, (4), 3 states have call successors, (4) Word has length 57 [2023-11-06 22:11:15,047 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-06 22:11:15,050 INFO L225 Difference]: With dead ends: 996 [2023-11-06 22:11:15,050 INFO L226 Difference]: Without dead ends: 463 [2023-11-06 22:11:15,053 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 22 GetRequests, 13 SyntacticMatches, 0 SemanticMatches, 9 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 7 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=40, Invalid=70, Unknown=0, NotChecked=0, Total=110 [2023-11-06 22:11:15,054 INFO L413 NwaCegarLoop]: 106 mSDtfsCounter, 244 mSDsluCounter, 327 mSDsCounter, 0 mSdLazyCounter, 156 mSolverCounterSat, 63 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 252 SdHoareTripleChecker+Valid, 433 SdHoareTripleChecker+Invalid, 219 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 63 IncrementalHoareTripleChecker+Valid, 156 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.2s IncrementalHoareTripleChecker+Time [2023-11-06 22:11:15,054 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [252 Valid, 433 Invalid, 219 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [63 Valid, 156 Invalid, 0 Unknown, 0 Unchecked, 0.2s Time] [2023-11-06 22:11:15,056 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 463 states. [2023-11-06 22:11:15,102 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 463 to 447. [2023-11-06 22:11:15,103 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 447 states, 336 states have (on average 1.2291666666666667) internal successors, (413), 355 states have internal predecessors, (413), 58 states have call successors, (58), 44 states have call predecessors, (58), 52 states have return successors, (80), 59 states have call predecessors, (80), 58 states have call successors, (80) [2023-11-06 22:11:15,121 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 447 states to 447 states and 551 transitions. [2023-11-06 22:11:15,122 INFO L78 Accepts]: Start accepts. Automaton has 447 states and 551 transitions. Word has length 57 [2023-11-06 22:11:15,123 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-06 22:11:15,123 INFO L495 AbstractCegarLoop]: Abstraction has 447 states and 551 transitions. [2023-11-06 22:11:15,124 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 7.666666666666667) internal successors, (46), 5 states have internal predecessors, (46), 3 states have call successors, (5), 3 states have call predecessors, (5), 2 states have return successors, (4), 2 states have call predecessors, (4), 3 states have call successors, (4) [2023-11-06 22:11:15,124 INFO L276 IsEmpty]: Start isEmpty. Operand 447 states and 551 transitions. [2023-11-06 22:11:15,126 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 62 [2023-11-06 22:11:15,126 INFO L187 NwaCegarLoop]: Found error trace [2023-11-06 22:11:15,126 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] [2023-11-06 22:11:15,126 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6 [2023-11-06 22:11:15,127 INFO L420 AbstractCegarLoop]: === Iteration 8 === Targeting timeShiftErr0ASSERT_VIOLATIONERROR_FUNCTION === [timeShiftErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-06 22:11:15,128 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-11-06 22:11:15,129 INFO L85 PathProgramCache]: Analyzing trace with hash 924671973, now seen corresponding path program 1 times [2023-11-06 22:11:15,129 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-06 22:11:15,130 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1674823911] [2023-11-06 22:11:15,132 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-06 22:11:15,132 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-06 22:11:15,155 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:11:15,286 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2023-11-06 22:11:15,289 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:11:15,331 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2023-11-06 22:11:15,333 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:11:15,342 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 32 [2023-11-06 22:11:15,346 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:11:15,350 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2023-11-06 22:11:15,352 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:11:15,356 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 53 [2023-11-06 22:11:15,357 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:11:15,358 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 22:11:15,358 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-06 22:11:15,359 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1674823911] [2023-11-06 22:11:15,359 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1674823911] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-06 22:11:15,359 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-06 22:11:15,359 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [9] imperfect sequences [] total 9 [2023-11-06 22:11:15,359 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [798975681] [2023-11-06 22:11:15,359 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-06 22:11:15,360 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 9 states [2023-11-06 22:11:15,360 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-06 22:11:15,360 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2023-11-06 22:11:15,361 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=16, Invalid=56, Unknown=0, NotChecked=0, Total=72 [2023-11-06 22:11:15,361 INFO L87 Difference]: Start difference. First operand 447 states and 551 transitions. Second operand has 9 states, 9 states have (on average 5.333333333333333) internal successors, (48), 7 states have internal predecessors, (48), 4 states have call successors, (6), 4 states have call predecessors, (6), 2 states have return successors, (5), 3 states have call predecessors, (5), 4 states have call successors, (5) [2023-11-06 22:11:16,161 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-06 22:11:16,162 INFO L93 Difference]: Finished difference Result 1420 states and 1835 transitions. [2023-11-06 22:11:16,162 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 25 states. [2023-11-06 22:11:16,162 INFO L78 Accepts]: Start accepts. Automaton has has 9 states, 9 states have (on average 5.333333333333333) internal successors, (48), 7 states have internal predecessors, (48), 4 states have call successors, (6), 4 states have call predecessors, (6), 2 states have return successors, (5), 3 states have call predecessors, (5), 4 states have call successors, (5) Word has length 61 [2023-11-06 22:11:16,163 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-06 22:11:16,170 INFO L225 Difference]: With dead ends: 1420 [2023-11-06 22:11:16,170 INFO L226 Difference]: Without dead ends: 1095 [2023-11-06 22:11:16,172 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 39 GetRequests, 14 SyntacticMatches, 0 SemanticMatches, 25 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 152 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=153, Invalid=549, Unknown=0, NotChecked=0, Total=702 [2023-11-06 22:11:16,173 INFO L413 NwaCegarLoop]: 111 mSDtfsCounter, 530 mSDsluCounter, 470 mSDsCounter, 0 mSdLazyCounter, 554 mSolverCounterSat, 175 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 537 SdHoareTripleChecker+Valid, 581 SdHoareTripleChecker+Invalid, 729 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 175 IncrementalHoareTripleChecker+Valid, 554 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.5s IncrementalHoareTripleChecker+Time [2023-11-06 22:11:16,173 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [537 Valid, 581 Invalid, 729 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [175 Valid, 554 Invalid, 0 Unknown, 0 Unchecked, 0.5s Time] [2023-11-06 22:11:16,175 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1095 states. [2023-11-06 22:11:16,272 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1095 to 982. [2023-11-06 22:11:16,274 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 982 states, 733 states have (on average 1.223738062755798) internal successors, (897), 783 states have internal predecessors, (897), 131 states have call successors, (131), 95 states have call predecessors, (131), 117 states have return successors, (187), 129 states have call predecessors, (187), 131 states have call successors, (187) [2023-11-06 22:11:16,281 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 982 states to 982 states and 1215 transitions. [2023-11-06 22:11:16,282 INFO L78 Accepts]: Start accepts. Automaton has 982 states and 1215 transitions. Word has length 61 [2023-11-06 22:11:16,283 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-06 22:11:16,283 INFO L495 AbstractCegarLoop]: Abstraction has 982 states and 1215 transitions. [2023-11-06 22:11:16,283 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 9 states, 9 states have (on average 5.333333333333333) internal successors, (48), 7 states have internal predecessors, (48), 4 states have call successors, (6), 4 states have call predecessors, (6), 2 states have return successors, (5), 3 states have call predecessors, (5), 4 states have call successors, (5) [2023-11-06 22:11:16,283 INFO L276 IsEmpty]: Start isEmpty. Operand 982 states and 1215 transitions. [2023-11-06 22:11:16,287 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 92 [2023-11-06 22:11:16,287 INFO L187 NwaCegarLoop]: Found error trace [2023-11-06 22:11:16,287 INFO L195 NwaCegarLoop]: trace histogram [3, 3, 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] [2023-11-06 22:11:16,288 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable7 [2023-11-06 22:11:16,288 INFO L420 AbstractCegarLoop]: === Iteration 9 === Targeting timeShiftErr0ASSERT_VIOLATIONERROR_FUNCTION === [timeShiftErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-06 22:11:16,288 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-11-06 22:11:16,288 INFO L85 PathProgramCache]: Analyzing trace with hash 798113011, now seen corresponding path program 1 times [2023-11-06 22:11:16,289 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-06 22:11:16,289 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1322743225] [2023-11-06 22:11:16,289 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-06 22:11:16,289 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-06 22:11:16,305 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:11:16,338 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2023-11-06 22:11:16,339 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:11:16,349 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 24 [2023-11-06 22:11:16,353 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:11:16,369 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-06 22:11:16,370 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:11:16,377 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2023-11-06 22:11:16,380 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:11:16,384 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2023-11-06 22:11:16,386 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:11:16,388 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 70 [2023-11-06 22:11:16,389 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:11:16,391 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 83 [2023-11-06 22:11:16,392 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:11:16,393 INFO L134 CoverageAnalysis]: Checked inductivity of 28 backedges. 19 proven. 0 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2023-11-06 22:11:16,393 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-06 22:11:16,393 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1322743225] [2023-11-06 22:11:16,393 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1322743225] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-06 22:11:16,394 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-06 22:11:16,394 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2023-11-06 22:11:16,394 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1434779901] [2023-11-06 22:11:16,394 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-06 22:11:16,394 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2023-11-06 22:11:16,395 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-06 22:11:16,395 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2023-11-06 22:11:16,395 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=13, Invalid=29, Unknown=0, NotChecked=0, Total=42 [2023-11-06 22:11:16,396 INFO L87 Difference]: Start difference. First operand 982 states and 1215 transitions. Second operand has 7 states, 7 states have (on average 10.285714285714286) internal successors, (72), 4 states have internal predecessors, (72), 4 states have call successors, (8), 5 states have call predecessors, (8), 2 states have return successors, (7), 3 states have call predecessors, (7), 4 states have call successors, (7) [2023-11-06 22:11:16,845 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-06 22:11:16,845 INFO L93 Difference]: Finished difference Result 1670 states and 2060 transitions. [2023-11-06 22:11:16,846 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2023-11-06 22:11:16,846 INFO L78 Accepts]: Start accepts. Automaton has has 7 states, 7 states have (on average 10.285714285714286) internal successors, (72), 4 states have internal predecessors, (72), 4 states have call successors, (8), 5 states have call predecessors, (8), 2 states have return successors, (7), 3 states have call predecessors, (7), 4 states have call successors, (7) Word has length 91 [2023-11-06 22:11:16,846 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-06 22:11:16,851 INFO L225 Difference]: With dead ends: 1670 [2023-11-06 22:11:16,851 INFO L226 Difference]: Without dead ends: 696 [2023-11-06 22:11:16,854 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 31 GetRequests, 19 SyntacticMatches, 0 SemanticMatches, 12 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 24 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=55, Invalid=127, Unknown=0, NotChecked=0, Total=182 [2023-11-06 22:11:16,855 INFO L413 NwaCegarLoop]: 114 mSDtfsCounter, 273 mSDsluCounter, 277 mSDsCounter, 0 mSdLazyCounter, 298 mSolverCounterSat, 72 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 282 SdHoareTripleChecker+Valid, 391 SdHoareTripleChecker+Invalid, 370 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 72 IncrementalHoareTripleChecker+Valid, 298 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.3s IncrementalHoareTripleChecker+Time [2023-11-06 22:11:16,855 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [282 Valid, 391 Invalid, 370 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [72 Valid, 298 Invalid, 0 Unknown, 0 Unchecked, 0.3s Time] [2023-11-06 22:11:16,856 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 696 states. [2023-11-06 22:11:16,925 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 696 to 645. [2023-11-06 22:11:16,927 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 645 states, 486 states have (on average 1.2119341563786008) internal successors, (589), 519 states have internal predecessors, (589), 84 states have call successors, (84), 63 states have call predecessors, (84), 74 states have return successors, (112), 83 states have call predecessors, (112), 84 states have call successors, (112) [2023-11-06 22:11:16,931 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 645 states to 645 states and 785 transitions. [2023-11-06 22:11:16,932 INFO L78 Accepts]: Start accepts. Automaton has 645 states and 785 transitions. Word has length 91 [2023-11-06 22:11:16,932 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-06 22:11:16,932 INFO L495 AbstractCegarLoop]: Abstraction has 645 states and 785 transitions. [2023-11-06 22:11:16,932 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 7 states have (on average 10.285714285714286) internal successors, (72), 4 states have internal predecessors, (72), 4 states have call successors, (8), 5 states have call predecessors, (8), 2 states have return successors, (7), 3 states have call predecessors, (7), 4 states have call successors, (7) [2023-11-06 22:11:16,932 INFO L276 IsEmpty]: Start isEmpty. Operand 645 states and 785 transitions. [2023-11-06 22:11:16,934 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 112 [2023-11-06 22:11:16,934 INFO L187 NwaCegarLoop]: Found error trace [2023-11-06 22:11:16,935 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 22:11:16,935 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable8 [2023-11-06 22:11:16,935 INFO L420 AbstractCegarLoop]: === Iteration 10 === Targeting timeShiftErr0ASSERT_VIOLATIONERROR_FUNCTION === [timeShiftErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-06 22:11:16,935 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-11-06 22:11:16,936 INFO L85 PathProgramCache]: Analyzing trace with hash -726468575, now seen corresponding path program 1 times [2023-11-06 22:11:16,936 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-06 22:11:16,936 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [821011918] [2023-11-06 22:11:16,936 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-06 22:11:16,936 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-06 22:11:16,956 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:11:17,073 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2023-11-06 22:11:17,074 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:11:17,086 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 21 [2023-11-06 22:11:17,090 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:11:17,109 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-06 22:11:17,110 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:11:17,119 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2023-11-06 22:11:17,121 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:11:17,129 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2023-11-06 22:11:17,131 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:11:17,138 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 67 [2023-11-06 22:11:17,139 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:11:17,157 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 81 [2023-11-06 22:11:17,160 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:11:17,165 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2023-11-06 22:11:17,167 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:11:17,168 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2023-11-06 22:11:17,169 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:11:17,170 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 103 [2023-11-06 22:11:17,174 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:11:17,178 INFO L134 CoverageAnalysis]: Checked inductivity of 38 backedges. 16 proven. 13 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2023-11-06 22:11:17,178 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-06 22:11:17,179 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [821011918] [2023-11-06 22:11:17,179 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [821011918] provided 0 perfect and 1 imperfect interpolant sequences [2023-11-06 22:11:17,179 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1223135837] [2023-11-06 22:11:17,179 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-06 22:11:17,180 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-06 22:11:17,180 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6ac0813a-f874-4cc3-a4eb-b0f6659a6aec/bin/uautomizer-verify-WvqO1wxjHP/z3 [2023-11-06 22:11:17,184 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6ac0813a-f874-4cc3-a4eb-b0f6659a6aec/bin/uautomizer-verify-WvqO1wxjHP/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-11-06 22:11:17,193 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6ac0813a-f874-4cc3-a4eb-b0f6659a6aec/bin/uautomizer-verify-WvqO1wxjHP/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Waiting until timeout for monitored process [2023-11-06 22:11:17,328 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:11:17,331 INFO L262 TraceCheckSpWp]: Trace formula consists of 370 conjuncts, 8 conjunts are in the unsatisfiable core [2023-11-06 22:11:17,339 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-06 22:11:17,574 INFO L134 CoverageAnalysis]: Checked inductivity of 38 backedges. 27 proven. 11 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-06 22:11:17,574 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2023-11-06 22:11:17,833 INFO L134 CoverageAnalysis]: Checked inductivity of 38 backedges. 19 proven. 10 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2023-11-06 22:11:17,834 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1223135837] provided 0 perfect and 2 imperfect interpolant sequences [2023-11-06 22:11:17,834 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2023-11-06 22:11:17,834 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [11, 6, 6] total 15 [2023-11-06 22:11:17,834 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [488923275] [2023-11-06 22:11:17,834 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2023-11-06 22:11:17,835 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 15 states [2023-11-06 22:11:17,835 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-06 22:11:17,836 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 15 interpolants. [2023-11-06 22:11:17,836 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=36, Invalid=174, Unknown=0, NotChecked=0, Total=210 [2023-11-06 22:11:17,837 INFO L87 Difference]: Start difference. First operand 645 states and 785 transitions. Second operand has 15 states, 15 states have (on average 9.133333333333333) internal successors, (137), 10 states have internal predecessors, (137), 6 states have call successors, (25), 7 states have call predecessors, (25), 6 states have return successors, (19), 7 states have call predecessors, (19), 6 states have call successors, (19) [2023-11-06 22:11:19,493 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-06 22:11:19,493 INFO L93 Difference]: Finished difference Result 1496 states and 1879 transitions. [2023-11-06 22:11:19,494 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 51 states. [2023-11-06 22:11:19,494 INFO L78 Accepts]: Start accepts. Automaton has has 15 states, 15 states have (on average 9.133333333333333) internal successors, (137), 10 states have internal predecessors, (137), 6 states have call successors, (25), 7 states have call predecessors, (25), 6 states have return successors, (19), 7 states have call predecessors, (19), 6 states have call successors, (19) Word has length 111 [2023-11-06 22:11:19,495 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-06 22:11:19,502 INFO L225 Difference]: With dead ends: 1496 [2023-11-06 22:11:19,502 INFO L226 Difference]: Without dead ends: 948 [2023-11-06 22:11:19,507 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 310 GetRequests, 250 SyntacticMatches, 4 SemanticMatches, 56 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1010 ImplicationChecksByTransitivity, 0.7s TimeCoverageRelationStatistics Valid=660, Invalid=2646, Unknown=0, NotChecked=0, Total=3306 [2023-11-06 22:11:19,507 INFO L413 NwaCegarLoop]: 186 mSDtfsCounter, 605 mSDsluCounter, 945 mSDsCounter, 0 mSdLazyCounter, 1032 mSolverCounterSat, 230 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.7s Time, 0 mProtectedPredicate, 0 mProtectedAction, 613 SdHoareTripleChecker+Valid, 1131 SdHoareTripleChecker+Invalid, 1262 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 230 IncrementalHoareTripleChecker+Valid, 1032 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.8s IncrementalHoareTripleChecker+Time [2023-11-06 22:11:19,509 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [613 Valid, 1131 Invalid, 1262 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [230 Valid, 1032 Invalid, 0 Unknown, 0 Unchecked, 0.8s Time] [2023-11-06 22:11:19,510 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 948 states. [2023-11-06 22:11:19,630 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 948 to 766. [2023-11-06 22:11:19,631 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 766 states, 572 states have (on average 1.1923076923076923) internal successors, (682), 615 states have internal predecessors, (682), 103 states have call successors, (103), 84 states have call predecessors, (103), 90 states have return successors, (126), 95 states have call predecessors, (126), 103 states have call successors, (126) [2023-11-06 22:11:19,637 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 766 states to 766 states and 911 transitions. [2023-11-06 22:11:19,637 INFO L78 Accepts]: Start accepts. Automaton has 766 states and 911 transitions. Word has length 111 [2023-11-06 22:11:19,638 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-06 22:11:19,638 INFO L495 AbstractCegarLoop]: Abstraction has 766 states and 911 transitions. [2023-11-06 22:11:19,638 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 15 states, 15 states have (on average 9.133333333333333) internal successors, (137), 10 states have internal predecessors, (137), 6 states have call successors, (25), 7 states have call predecessors, (25), 6 states have return successors, (19), 7 states have call predecessors, (19), 6 states have call successors, (19) [2023-11-06 22:11:19,638 INFO L276 IsEmpty]: Start isEmpty. Operand 766 states and 911 transitions. [2023-11-06 22:11:19,642 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 192 [2023-11-06 22:11:19,642 INFO L187 NwaCegarLoop]: Found error trace [2023-11-06 22:11:19,643 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, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 22:11:19,654 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6ac0813a-f874-4cc3-a4eb-b0f6659a6aec/bin/uautomizer-verify-WvqO1wxjHP/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Forceful destruction successful, exit code 0 [2023-11-06 22:11:19,849 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6ac0813a-f874-4cc3-a4eb-b0f6659a6aec/bin/uautomizer-verify-WvqO1wxjHP/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable9 [2023-11-06 22:11:19,849 INFO L420 AbstractCegarLoop]: === Iteration 11 === Targeting timeShiftErr0ASSERT_VIOLATIONERROR_FUNCTION === [timeShiftErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-06 22:11:19,849 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-11-06 22:11:19,849 INFO L85 PathProgramCache]: Analyzing trace with hash 605285009, now seen corresponding path program 1 times [2023-11-06 22:11:19,850 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-06 22:11:19,850 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1086453452] [2023-11-06 22:11:19,850 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-06 22:11:19,850 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-06 22:11:19,893 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:11:20,125 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2023-11-06 22:11:20,127 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:11:20,135 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 21 [2023-11-06 22:11:20,140 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:11:20,166 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-06 22:11:20,167 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:11:20,173 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2023-11-06 22:11:20,175 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:11:20,178 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2023-11-06 22:11:20,179 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:11:20,182 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 65 [2023-11-06 22:11:20,189 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:11:20,279 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-06 22:11:20,281 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:11:20,283 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 15 [2023-11-06 22:11:20,285 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:11:20,290 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2023-11-06 22:11:20,291 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:11:20,292 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2023-11-06 22:11:20,294 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:11:20,295 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 115 [2023-11-06 22:11:20,298 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:11:20,302 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-06 22:11:20,303 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:11:20,304 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 15 [2023-11-06 22:11:20,305 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:11:20,308 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 153 [2023-11-06 22:11:20,309 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:11:20,311 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 162 [2023-11-06 22:11:20,314 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:11:20,316 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2023-11-06 22:11:20,318 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:11:20,321 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 183 [2023-11-06 22:11:20,322 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:11:20,323 INFO L134 CoverageAnalysis]: Checked inductivity of 203 backedges. 92 proven. 28 refuted. 0 times theorem prover too weak. 83 trivial. 0 not checked. [2023-11-06 22:11:20,324 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-06 22:11:20,324 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1086453452] [2023-11-06 22:11:20,324 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1086453452] provided 0 perfect and 1 imperfect interpolant sequences [2023-11-06 22:11:20,324 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1536813376] [2023-11-06 22:11:20,324 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-06 22:11:20,325 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-06 22:11:20,325 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6ac0813a-f874-4cc3-a4eb-b0f6659a6aec/bin/uautomizer-verify-WvqO1wxjHP/z3 [2023-11-06 22:11:20,329 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6ac0813a-f874-4cc3-a4eb-b0f6659a6aec/bin/uautomizer-verify-WvqO1wxjHP/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-11-06 22:11:20,354 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6ac0813a-f874-4cc3-a4eb-b0f6659a6aec/bin/uautomizer-verify-WvqO1wxjHP/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Waiting until timeout for monitored process [2023-11-06 22:11:20,491 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:11:20,495 INFO L262 TraceCheckSpWp]: Trace formula consists of 581 conjuncts, 13 conjunts are in the unsatisfiable core [2023-11-06 22:11:20,509 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-06 22:11:20,769 INFO L134 CoverageAnalysis]: Checked inductivity of 203 backedges. 147 proven. 4 refuted. 0 times theorem prover too weak. 52 trivial. 0 not checked. [2023-11-06 22:11:20,769 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2023-11-06 22:11:21,279 INFO L134 CoverageAnalysis]: Checked inductivity of 203 backedges. 81 proven. 39 refuted. 0 times theorem prover too weak. 83 trivial. 0 not checked. [2023-11-06 22:11:21,279 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1536813376] provided 0 perfect and 2 imperfect interpolant sequences [2023-11-06 22:11:21,279 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2023-11-06 22:11:21,279 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [12, 10, 11] total 25 [2023-11-06 22:11:21,280 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1731233315] [2023-11-06 22:11:21,280 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2023-11-06 22:11:21,281 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 25 states [2023-11-06 22:11:21,281 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-06 22:11:21,282 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 25 interpolants. [2023-11-06 22:11:21,282 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=121, Invalid=479, Unknown=0, NotChecked=0, Total=600 [2023-11-06 22:11:21,283 INFO L87 Difference]: Start difference. First operand 766 states and 911 transitions. Second operand has 25 states, 25 states have (on average 8.64) internal successors, (216), 22 states have internal predecessors, (216), 10 states have call successors, (36), 8 states have call predecessors, (36), 9 states have return successors, (32), 9 states have call predecessors, (32), 10 states have call successors, (32) [2023-11-06 22:11:22,659 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-06 22:11:22,659 INFO L93 Difference]: Finished difference Result 1757 states and 2162 transitions. [2023-11-06 22:11:22,659 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 31 states. [2023-11-06 22:11:22,660 INFO L78 Accepts]: Start accepts. Automaton has has 25 states, 25 states have (on average 8.64) internal successors, (216), 22 states have internal predecessors, (216), 10 states have call successors, (36), 8 states have call predecessors, (36), 9 states have return successors, (32), 9 states have call predecessors, (32), 10 states have call successors, (32) Word has length 191 [2023-11-06 22:11:22,660 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-06 22:11:22,661 INFO L225 Difference]: With dead ends: 1757 [2023-11-06 22:11:22,661 INFO L226 Difference]: Without dead ends: 0 [2023-11-06 22:11:22,668 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 463 GetRequests, 410 SyntacticMatches, 4 SemanticMatches, 49 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 530 ImplicationChecksByTransitivity, 0.7s TimeCoverageRelationStatistics Valid=542, Invalid=2008, Unknown=0, NotChecked=0, Total=2550 [2023-11-06 22:11:22,669 INFO L413 NwaCegarLoop]: 107 mSDtfsCounter, 528 mSDsluCounter, 753 mSDsCounter, 0 mSdLazyCounter, 1314 mSolverCounterSat, 173 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.7s Time, 0 mProtectedPredicate, 0 mProtectedAction, 534 SdHoareTripleChecker+Valid, 860 SdHoareTripleChecker+Invalid, 1487 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 173 IncrementalHoareTripleChecker+Valid, 1314 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.8s IncrementalHoareTripleChecker+Time [2023-11-06 22:11:22,669 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [534 Valid, 860 Invalid, 1487 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [173 Valid, 1314 Invalid, 0 Unknown, 0 Unchecked, 0.8s Time] [2023-11-06 22:11:22,669 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2023-11-06 22:11:22,670 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2023-11-06 22:11:22,670 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 22:11:22,670 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2023-11-06 22:11:22,670 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 191 [2023-11-06 22:11:22,671 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-06 22:11:22,671 INFO L495 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2023-11-06 22:11:22,671 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 25 states, 25 states have (on average 8.64) internal successors, (216), 22 states have internal predecessors, (216), 10 states have call successors, (36), 8 states have call predecessors, (36), 9 states have return successors, (32), 9 states have call predecessors, (32), 10 states have call successors, (32) [2023-11-06 22:11:22,671 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2023-11-06 22:11:22,672 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2023-11-06 22:11:22,674 INFO L805 garLoopResultBuilder]: Registering result SAFE for location timeShiftErr0ASSERT_VIOLATIONERROR_FUNCTION (0 of 1 remaining) [2023-11-06 22:11:22,689 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6ac0813a-f874-4cc3-a4eb-b0f6659a6aec/bin/uautomizer-verify-WvqO1wxjHP/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Forceful destruction successful, exit code 0 [2023-11-06 22:11:22,880 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable10,3 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6ac0813a-f874-4cc3-a4eb-b0f6659a6aec/bin/uautomizer-verify-WvqO1wxjHP/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-06 22:11:22,882 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2023-11-06 22:11:31,474 INFO L899 garLoopResultBuilder]: For program point deactivatePumpEXIT(lines 293 300) no Hoare annotation was computed. [2023-11-06 22:11:31,475 INFO L895 garLoopResultBuilder]: At program point $Ultimate##0(lines 293 300) the Hoare annotation is: (let ((.cse0 (= ~pumpRunning~0 |old(~pumpRunning~0)|)) (.cse1 (not (= 1 ~systemActive~0))) (.cse2 (< |old(~pumpRunning~0)| 1))) (and (or (< 2 ~waterLevel~0) .cse0 .cse1 (< ~switchedOnBeforeTS~0 1) .cse2) (or .cse0 .cse1 (not (= 2 ~waterLevel~0)) .cse2))) [2023-11-06 22:11:31,475 INFO L899 garLoopResultBuilder]: For program point deactivatePumpFINAL(lines 293 300) no Hoare annotation was computed. [2023-11-06 22:11:31,475 INFO L899 garLoopResultBuilder]: For program point processEnvironment__wrappee__baseEXIT(lines 200 206) no Hoare annotation was computed. [2023-11-06 22:11:31,475 INFO L902 garLoopResultBuilder]: At program point processEnvironment__wrappee__baseFINAL(lines 200 206) the Hoare annotation is: true [2023-11-06 22:11:31,475 INFO L902 garLoopResultBuilder]: At program point $Ultimate##0(lines 84 95) the Hoare annotation is: true [2023-11-06 22:11:31,475 INFO L899 garLoopResultBuilder]: For program point L88-1(lines 84 95) no Hoare annotation was computed. [2023-11-06 22:11:31,475 INFO L899 garLoopResultBuilder]: For program point changeMethaneLevelEXIT(lines 84 95) no Hoare annotation was computed. [2023-11-06 22:11:31,475 INFO L902 garLoopResultBuilder]: At program point L962-2(lines 962 976) the Hoare annotation is: true [2023-11-06 22:11:31,475 INFO L899 garLoopResultBuilder]: For program point cleanupEXIT(lines 952 981) no Hoare annotation was computed. [2023-11-06 22:11:31,476 INFO L902 garLoopResultBuilder]: At program point L958(line 958) the Hoare annotation is: true [2023-11-06 22:11:31,476 INFO L899 garLoopResultBuilder]: For program point L958-1(line 958) no Hoare annotation was computed. [2023-11-06 22:11:31,476 INFO L902 garLoopResultBuilder]: At program point L977(lines 952 981) the Hoare annotation is: true [2023-11-06 22:11:31,476 INFO L899 garLoopResultBuilder]: For program point L973(line 973) no Hoare annotation was computed. [2023-11-06 22:11:31,477 INFO L902 garLoopResultBuilder]: At program point $Ultimate##0(lines 952 981) the Hoare annotation is: true [2023-11-06 22:11:31,477 INFO L899 garLoopResultBuilder]: For program point L966(lines 966 970) no Hoare annotation was computed. [2023-11-06 22:11:31,477 INFO L902 garLoopResultBuilder]: At program point L966-1(lines 966 970) the Hoare annotation is: true [2023-11-06 22:11:31,477 INFO L899 garLoopResultBuilder]: For program point L963(line 963) no Hoare annotation was computed. [2023-11-06 22:11:31,477 INFO L899 garLoopResultBuilder]: For program point L64(lines 64 68) no Hoare annotation was computed. [2023-11-06 22:11:31,481 INFO L895 garLoopResultBuilder]: At program point L64-2(lines 60 71) the Hoare annotation is: (let ((.cse1 (= ~pumpRunning~0 |old(~pumpRunning~0)|)) (.cse2 (<= 1 ~switchedOnBeforeTS~0)) (.cse8 (= 1 ~systemActive~0))) (let ((.cse4 (< |old(~switchedOnBeforeTS~0)| 1)) (.cse0 (not .cse8)) (.cse3 (< |old(~pumpRunning~0)| 1)) (.cse5 (and .cse1 (<= ~waterLevel~0 1) .cse8 (<= (+ ~waterLevel~0 1) |old(~waterLevel~0)|) .cse2)) (.cse6 (not (= |old(~pumpRunning~0)| 0))) (.cse7 (< 2 |old(~waterLevel~0)|))) (and (or .cse0 (and .cse1 (= ~waterLevel~0 1) .cse2) (not (= |old(~waterLevel~0)| 2)) .cse3) (or (< 1 |old(~waterLevel~0)|) (and .cse1 (= |old(~waterLevel~0)| ~waterLevel~0) .cse2) .cse4 .cse0 .cse3 .cse5) (or .cse6 .cse0 .cse7) (or (not (= |old(~waterLevel~0)| 1)) .cse4 .cse0 .cse3 .cse5) (or .cse6 .cse7 (not (= 0 ~systemActive~0)))))) [2023-11-06 22:11:31,482 INFO L899 garLoopResultBuilder]: For program point L568(lines 568 574) no Hoare annotation was computed. [2023-11-06 22:11:31,484 INFO L895 garLoopResultBuilder]: At program point L279(line 279) the Hoare annotation is: (let ((.cse1 (< |old(~pumpRunning~0)| 1)) (.cse3 (not (= |old(~pumpRunning~0)| 0))) (.cse0 (not (= 1 ~systemActive~0))) (.cse2 (< 2 |old(~waterLevel~0)|))) (and (or .cse0 (not (= |old(~waterLevel~0)| 2)) .cse1) (or (< |old(~switchedOnBeforeTS~0)| 1) .cse0 .cse1 .cse2) (or .cse3 .cse2 (not (= 0 ~systemActive~0))) (or .cse3 (and (= ~pumpRunning~0 0) (= |old(~waterLevel~0)| ~waterLevel~0)) .cse0 .cse2))) [2023-11-06 22:11:31,485 INFO L895 garLoopResultBuilder]: At program point L279-1(lines 260 284) the Hoare annotation is: (let ((.cse1 (= ~pumpRunning~0 |old(~pumpRunning~0)|)) (.cse8 (= ~pumpRunning~0 0)) (.cse15 (<= ~waterLevel~0 1)) (.cse14 (= 1 ~systemActive~0)) (.cse16 (<= (+ ~waterLevel~0 1) |old(~waterLevel~0)|)) (.cse3 (<= 1 ~switchedOnBeforeTS~0))) (let ((.cse4 (< |old(~switchedOnBeforeTS~0)| 1)) (.cse6 (and .cse8 .cse15 .cse14 .cse16 .cse3)) (.cse9 (and .cse1 .cse15 .cse14 .cse16 .cse3)) (.cse0 (< 1 |old(~waterLevel~0)|)) (.cse2 (= |old(~waterLevel~0)| ~waterLevel~0)) (.cse10 (not (= |old(~pumpRunning~0)| 0))) (.cse5 (not .cse14)) (.cse12 (not (= |old(~waterLevel~0)| 2))) (.cse7 (< |old(~pumpRunning~0)| 1))) (and (or .cse0 (and .cse1 .cse2 .cse3) .cse4 .cse5 .cse6 .cse7 (and .cse8 .cse2 .cse3) .cse9) (or (not (= |old(~waterLevel~0)| 1)) .cse4 .cse5 .cse6 .cse7 .cse9) (let ((.cse11 (= 2 ~waterLevel~0))) (or .cse10 .cse5 (and (<= 1 ~pumpRunning~0) .cse11) (and .cse8 .cse11) .cse12)) (or .cse0 .cse10 (and .cse8 .cse2) .cse5) (or .cse10 (< 2 |old(~waterLevel~0)|) (not (= 0 ~systemActive~0))) (let ((.cse13 (= ~waterLevel~0 1))) (or .cse5 (and .cse1 .cse13 .cse3) .cse12 .cse7 (and .cse8 .cse13 .cse3)))))) [2023-11-06 22:11:31,486 INFO L899 garLoopResultBuilder]: For program point L180(lines 180 186) no Hoare annotation was computed. [2023-11-06 22:11:31,486 INFO L899 garLoopResultBuilder]: For program point L531(line 531) no Hoare annotation was computed. [2023-11-06 22:11:31,486 INFO L899 garLoopResultBuilder]: For program point L180-2(lines 176 198) no Hoare annotation was computed. [2023-11-06 22:11:31,486 INFO L899 garLoopResultBuilder]: For program point timeShiftFINAL(lines 173 199) no Hoare annotation was computed. [2023-11-06 22:11:31,487 INFO L895 garLoopResultBuilder]: At program point getWaterLevel_returnLabel#1(lines 128 136) the Hoare annotation is: (let ((.cse17 (= 2 ~waterLevel~0)) (.cse18 (= 2 |timeShift_getWaterLevel_#res#1|)) (.cse16 (<= 1 ~pumpRunning~0)) (.cse14 (= ~pumpRunning~0 |old(~pumpRunning~0)|)) (.cse19 (= 1 ~systemActive~0)) (.cse20 (<= ~waterLevel~0 1)) (.cse21 (<= (+ ~waterLevel~0 1) |old(~waterLevel~0)|)) (.cse13 (<= 1 ~switchedOnBeforeTS~0)) (.cse10 (= ~pumpRunning~0 0)) (.cse11 (= ~waterLevel~0 |timeShift_getWaterLevel_#res#1|)) (.cse12 (= |old(~waterLevel~0)| ~waterLevel~0))) (let ((.cse6 (< 1 |old(~waterLevel~0)|)) (.cse8 (and .cse10 .cse11 .cse12)) (.cse0 (< |old(~switchedOnBeforeTS~0)| 1)) (.cse2 (and .cse10 .cse11 .cse20 .cse21 .cse13)) (.cse3 (< |old(~pumpRunning~0)| 1)) (.cse4 (and .cse16 .cse14 .cse11 .cse20 .cse19 .cse21 .cse13)) (.cse9 (not (= 0 ~systemActive~0))) (.cse7 (not (= |old(~pumpRunning~0)| 0))) (.cse1 (not .cse19)) (.cse15 (and .cse10 .cse17 .cse18)) (.cse5 (not (= |old(~waterLevel~0)| 2)))) (and (or (not (= |old(~waterLevel~0)| 1)) .cse0 .cse1 .cse2 .cse3 .cse4) (or .cse1 .cse2 .cse5 .cse3 .cse4) (or .cse6 .cse7 .cse8 .cse9) (or .cse1 .cse5 .cse3 (= |timeShift_getWaterLevel_#res#1| 1)) (or .cse6 .cse7 .cse1 .cse8) (or .cse0 .cse1 .cse2 (and .cse10 .cse11 .cse12 .cse13) (and .cse14 .cse11 .cse12 .cse13) .cse3 (< 2 |old(~waterLevel~0)|) .cse4) (or .cse7 .cse15 .cse5 .cse9) (or .cse7 .cse1 .cse15 .cse5 (and .cse16 .cse17 .cse18))))) [2023-11-06 22:11:31,487 INFO L895 garLoopResultBuilder]: At program point L565(line 565) the Hoare annotation is: (let ((.cse1 (= ~pumpRunning~0 0)) (.cse8 (= ~pumpRunning~0 |old(~pumpRunning~0)|)) (.cse2 (= ~waterLevel~0 |timeShift_getWaterLevel_#res#1|)) (.cse16 (<= ~waterLevel~0 1)) (.cse18 (<= (+ ~waterLevel~0 1) |old(~waterLevel~0)|)) (.cse4 (<= 1 ~switchedOnBeforeTS~0)) (.cse5 (= |timeShift___utac_acc__Specification5_spec__3_~tmp~6#1| ~waterLevel~0)) (.cse17 (= 1 ~systemActive~0))) (let ((.cse6 (not (= |old(~waterLevel~0)| 2))) (.cse15 (< 2 |old(~waterLevel~0)|)) (.cse12 (< |old(~switchedOnBeforeTS~0)| 1)) (.cse0 (not .cse17)) (.cse13 (and .cse8 .cse2 .cse16 .cse17 .cse18 .cse4 .cse5)) (.cse14 (and .cse1 .cse2 .cse16 .cse17 .cse18 .cse4 .cse5)) (.cse7 (< |old(~pumpRunning~0)| 1)) (.cse9 (not (= |old(~pumpRunning~0)| 0))) (.cse11 (= |old(~waterLevel~0)| ~waterLevel~0)) (.cse10 (not (= 0 ~systemActive~0)))) (and (let ((.cse3 (= ~waterLevel~0 1))) (or .cse0 (and .cse1 .cse2 .cse3 .cse4 .cse5) .cse6 .cse7 (and .cse8 (= |timeShift___utac_acc__Specification5_spec__3_~tmp~6#1| 1) .cse3 .cse4 (= |timeShift_getWaterLevel_#res#1| 1)))) (or .cse9 .cse6 .cse10) (or (and .cse1 .cse2 .cse11 .cse4 .cse5) .cse12 .cse0 .cse13 (and .cse8 .cse2 .cse11 .cse4 .cse5) .cse14 .cse7 .cse15) (or .cse9 .cse0 .cse15 (and .cse1 .cse2 .cse16 .cse11 .cse5)) (or (not (= |old(~waterLevel~0)| 1)) .cse12 .cse0 .cse13 .cse14 .cse7) (or (< 1 |old(~waterLevel~0)|) .cse9 (and .cse1 .cse2 .cse11 .cse5) .cse10)))) [2023-11-06 22:11:31,488 INFO L899 garLoopResultBuilder]: For program point L565-1(line 565) no Hoare annotation was computed. [2023-11-06 22:11:31,488 INFO L899 garLoopResultBuilder]: For program point L268(lines 268 276) no Hoare annotation was computed. [2023-11-06 22:11:31,488 INFO L899 garLoopResultBuilder]: For program point L264(lines 264 281) no Hoare annotation was computed. [2023-11-06 22:11:31,488 INFO L895 garLoopResultBuilder]: At program point __automaton_fail_returnLabel#1(lines 527 534) the Hoare annotation is: (let ((.cse1 (not (= 1 ~systemActive~0))) (.cse3 (< |old(~pumpRunning~0)| 1)) (.cse0 (not (= |old(~pumpRunning~0)| 0))) (.cse2 (< 2 |old(~waterLevel~0)|))) (and (or .cse0 .cse1 .cse2) (or .cse1 (not (= |old(~waterLevel~0)| 2)) .cse3) (or (< |old(~switchedOnBeforeTS~0)| 1) .cse1 .cse3 .cse2) (or .cse0 .cse2 (not (= 0 ~systemActive~0))))) [2023-11-06 22:11:31,489 INFO L895 garLoopResultBuilder]: At program point $Ultimate##0(lines 173 199) the Hoare annotation is: (let ((.cse3 (= ~switchedOnBeforeTS~0 |old(~switchedOnBeforeTS~0)|)) (.cse4 (= |old(~waterLevel~0)| ~waterLevel~0))) (let ((.cse0 (not (= 1 ~systemActive~0))) (.cse2 (= ~pumpRunning~0 |old(~pumpRunning~0)|)) (.cse1 (< |old(~pumpRunning~0)| 1)) (.cse5 (and (= ~pumpRunning~0 0) .cse3 .cse4)) (.cse6 (not (= |old(~pumpRunning~0)| 0))) (.cse7 (< 2 |old(~waterLevel~0)|))) (and (or (< 1 |old(~waterLevel~0)|) (< |old(~switchedOnBeforeTS~0)| 1) .cse0 .cse1 (and .cse2 .cse3 .cse4)) (or .cse5 .cse6 .cse0 .cse7) (or .cse0 (and .cse2 (= 2 ~waterLevel~0) .cse3) (not (= |old(~waterLevel~0)| 2)) .cse1) (or .cse5 .cse6 .cse7 (not (= 0 ~systemActive~0)))))) [2023-11-06 22:11:31,489 INFO L895 garLoopResultBuilder]: At program point L550(line 550) the Hoare annotation is: (let ((.cse3 (= ~switchedOnBeforeTS~0 |old(~switchedOnBeforeTS~0)|)) (.cse4 (= |old(~waterLevel~0)| ~waterLevel~0))) (let ((.cse0 (not (= 1 ~systemActive~0))) (.cse2 (= ~pumpRunning~0 |old(~pumpRunning~0)|)) (.cse1 (< |old(~pumpRunning~0)| 1)) (.cse5 (and (= ~pumpRunning~0 0) .cse3 .cse4)) (.cse6 (not (= |old(~pumpRunning~0)| 0))) (.cse7 (< 2 |old(~waterLevel~0)|))) (and (or (< 1 |old(~waterLevel~0)|) (< |old(~switchedOnBeforeTS~0)| 1) .cse0 .cse1 (and .cse2 .cse3 .cse4)) (or .cse5 .cse6 .cse0 .cse7) (or .cse0 (and .cse2 (= 2 ~waterLevel~0) .cse3) (not (= |old(~waterLevel~0)| 2)) .cse1) (or .cse5 .cse6 .cse7 (not (= 0 ~systemActive~0)))))) [2023-11-06 22:11:31,489 INFO L899 garLoopResultBuilder]: For program point L550-1(line 550) no Hoare annotation was computed. [2023-11-06 22:11:31,490 INFO L899 garLoopResultBuilder]: For program point L187-1(lines 187 193) no Hoare annotation was computed. [2023-11-06 22:11:31,490 INFO L899 garLoopResultBuilder]: For program point L567(lines 567 577) no Hoare annotation was computed. [2023-11-06 22:11:31,490 INFO L899 garLoopResultBuilder]: For program point L563(lines 563 580) no Hoare annotation was computed. [2023-11-06 22:11:31,490 INFO L895 garLoopResultBuilder]: At program point L274(line 274) the Hoare annotation is: (let ((.cse1 (= ~pumpRunning~0 |old(~pumpRunning~0)|)) (.cse2 (<= 1 ~switchedOnBeforeTS~0)) (.cse8 (= 1 ~systemActive~0))) (let ((.cse4 (< |old(~switchedOnBeforeTS~0)| 1)) (.cse0 (not .cse8)) (.cse3 (< |old(~pumpRunning~0)| 1)) (.cse5 (and .cse1 (<= ~waterLevel~0 1) .cse8 (<= (+ ~waterLevel~0 1) |old(~waterLevel~0)|) .cse2)) (.cse6 (not (= |old(~pumpRunning~0)| 0))) (.cse7 (< 2 |old(~waterLevel~0)|))) (and (or .cse0 (and .cse1 (= ~waterLevel~0 1) .cse2) (not (= |old(~waterLevel~0)| 2)) .cse3) (or (< 1 |old(~waterLevel~0)|) (and .cse1 (= |old(~waterLevel~0)| ~waterLevel~0) .cse2) .cse4 .cse0 .cse3 .cse5) (or .cse6 .cse0 .cse7) (or (not (= |old(~waterLevel~0)| 1)) .cse4 .cse0 .cse3 .cse5) (or .cse6 .cse7 (not (= 0 ~systemActive~0)))))) [2023-11-06 22:11:31,490 INFO L895 garLoopResultBuilder]: At program point L563-1(lines 555 583) the Hoare annotation is: (let ((.cse8 (= ~pumpRunning~0 |old(~pumpRunning~0)|)) (.cse21 (<= ~waterLevel~0 1)) (.cse23 (<= (+ ~waterLevel~0 1) |old(~waterLevel~0)|)) (.cse4 (<= 1 ~switchedOnBeforeTS~0)) (.cse22 (= 1 ~systemActive~0)) (.cse1 (= ~pumpRunning~0 0)) (.cse2 (= ~waterLevel~0 |timeShift_getWaterLevel_#res#1|)) (.cse17 (= |old(~waterLevel~0)| ~waterLevel~0)) (.cse5 (= |timeShift___utac_acc__Specification5_spec__3_~tmp~6#1| ~waterLevel~0)) (.cse24 (= |old(~pumpRunning~0)| 0)) (.cse16 (= |old(~waterLevel~0)| 2))) (let ((.cse6 (not .cse16)) (.cse13 (not (= 0 ~systemActive~0))) (.cse9 (not .cse24)) (.cse14 (and .cse1 .cse2 .cse24 .cse17 .cse5)) (.cse10 (= 2 ~waterLevel~0)) (.cse11 (= 2 |timeShift_getWaterLevel_#res#1|)) (.cse12 (= |timeShift___utac_acc__Specification5_spec__3_~tmp~6#1| 2)) (.cse15 (< 2 |old(~waterLevel~0)|)) (.cse18 (< |old(~switchedOnBeforeTS~0)| 1)) (.cse0 (not .cse22)) (.cse19 (and .cse8 .cse2 .cse21 .cse22 .cse23 .cse4 .cse5)) (.cse20 (and .cse1 .cse2 .cse21 .cse22 .cse23 .cse4 .cse5)) (.cse7 (< |old(~pumpRunning~0)| 1))) (and (let ((.cse3 (= ~waterLevel~0 1))) (or .cse0 (and .cse1 .cse2 .cse3 .cse4 .cse5) .cse6 .cse7 (and .cse8 (= |timeShift___utac_acc__Specification5_spec__3_~tmp~6#1| 1) .cse3 .cse4 (= |timeShift_getWaterLevel_#res#1| 1)))) (or .cse9 (and .cse1 .cse10 .cse11 .cse12) .cse6 .cse13) (or (< 1 |old(~waterLevel~0)|) .cse9 .cse14 .cse13) (or .cse9 .cse0 .cse14 .cse15 (and (<= 1 ~pumpRunning~0) .cse10 .cse11 .cse12 .cse16)) (or (and .cse1 .cse2 .cse17 .cse4 .cse5) .cse18 .cse0 .cse19 (and .cse8 .cse2 .cse17 .cse4 .cse5) .cse20 .cse7 .cse15) (or (not (= |old(~waterLevel~0)| 1)) .cse18 .cse0 .cse19 .cse20 .cse7)))) [2023-11-06 22:11:31,491 INFO L895 garLoopResultBuilder]: At program point __utac_acc__Specification5_spec__2_returnLabel#1(lines 545 554) the Hoare annotation is: (let ((.cse7 (= |old(~waterLevel~0)| ~waterLevel~0))) (let ((.cse1 (= ~pumpRunning~0 |old(~pumpRunning~0)|)) (.cse2 (<= 1 ~switchedOnBeforeTS~0)) (.cse3 (< |old(~pumpRunning~0)| 1)) (.cse4 (not (= |old(~pumpRunning~0)| 0))) (.cse5 (and (= ~pumpRunning~0 0) .cse7)) (.cse0 (not (= 1 ~systemActive~0))) (.cse6 (< 2 |old(~waterLevel~0)|))) (and (or .cse0 (and .cse1 (= 2 ~waterLevel~0) .cse2) (not (= |old(~waterLevel~0)| 2)) .cse3) (or .cse4 .cse5 .cse6 (not (= 0 ~systemActive~0))) (or (< 1 |old(~waterLevel~0)|) (and .cse1 .cse7 .cse2) (< |old(~switchedOnBeforeTS~0)| 1) .cse0 .cse3) (or .cse4 .cse5 .cse0 .cse6)))) [2023-11-06 22:11:31,491 INFO L895 garLoopResultBuilder]: At program point L270(line 270) the Hoare annotation is: (let ((.cse1 (= ~pumpRunning~0 |old(~pumpRunning~0)|)) (.cse2 (<= 1 ~switchedOnBeforeTS~0)) (.cse8 (= 1 ~systemActive~0))) (let ((.cse4 (< |old(~switchedOnBeforeTS~0)| 1)) (.cse0 (not .cse8)) (.cse3 (< |old(~pumpRunning~0)| 1)) (.cse5 (and .cse1 (<= ~waterLevel~0 1) .cse8 (<= (+ ~waterLevel~0 1) |old(~waterLevel~0)|) .cse2)) (.cse6 (not (= |old(~pumpRunning~0)| 0))) (.cse7 (< 2 |old(~waterLevel~0)|))) (and (or .cse0 (and .cse1 (= ~waterLevel~0 1) .cse2) (not (= |old(~waterLevel~0)| 2)) .cse3) (or (< 1 |old(~waterLevel~0)|) (and .cse1 (= |old(~waterLevel~0)| ~waterLevel~0) .cse2) .cse4 .cse0 .cse3 .cse5) (or .cse6 .cse0 .cse7) (or (not (= |old(~waterLevel~0)| 1)) .cse4 .cse0 .cse3 .cse5) (or .cse6 .cse7 (not (= 0 ~systemActive~0)))))) [2023-11-06 22:11:31,491 INFO L895 garLoopResultBuilder]: At program point isMethaneLevelCritical_returnLabel#1(lines 96 104) the Hoare annotation is: (let ((.cse1 (= ~pumpRunning~0 |old(~pumpRunning~0)|)) (.cse2 (<= 1 ~switchedOnBeforeTS~0)) (.cse8 (= 1 ~systemActive~0))) (let ((.cse4 (< |old(~switchedOnBeforeTS~0)| 1)) (.cse0 (not .cse8)) (.cse3 (< |old(~pumpRunning~0)| 1)) (.cse5 (and .cse1 (<= ~waterLevel~0 1) .cse8 (<= (+ ~waterLevel~0 1) |old(~waterLevel~0)|) .cse2)) (.cse6 (not (= |old(~pumpRunning~0)| 0))) (.cse7 (< 2 |old(~waterLevel~0)|))) (and (or .cse0 (and .cse1 (= ~waterLevel~0 1) .cse2) (not (= |old(~waterLevel~0)| 2)) .cse3) (or (< 1 |old(~waterLevel~0)|) (and .cse1 (= |old(~waterLevel~0)| ~waterLevel~0) .cse2) .cse4 .cse0 .cse3 .cse5) (or .cse6 .cse0 .cse7) (or (not (= |old(~waterLevel~0)| 1)) .cse4 .cse0 .cse3 .cse5) (or .cse6 .cse7 (not (= 0 ~systemActive~0)))))) [2023-11-06 22:11:31,492 INFO L899 garLoopResultBuilder]: For program point timeShiftEXIT(lines 173 199) no Hoare annotation was computed. [2023-11-06 22:11:31,492 INFO L895 garLoopResultBuilder]: At program point isMethaneAlarm_returnLabel#1(lines 301 311) the Hoare annotation is: (let ((.cse1 (= ~pumpRunning~0 |old(~pumpRunning~0)|)) (.cse2 (<= 1 ~switchedOnBeforeTS~0)) (.cse8 (= 1 ~systemActive~0))) (let ((.cse4 (< |old(~switchedOnBeforeTS~0)| 1)) (.cse0 (not .cse8)) (.cse3 (< |old(~pumpRunning~0)| 1)) (.cse5 (and .cse1 (<= ~waterLevel~0 1) .cse8 (<= (+ ~waterLevel~0 1) |old(~waterLevel~0)|) .cse2)) (.cse6 (not (= |old(~pumpRunning~0)| 0))) (.cse7 (< 2 |old(~waterLevel~0)|))) (and (or .cse0 (and .cse1 (= ~waterLevel~0 1) .cse2) (not (= |old(~waterLevel~0)| 2)) .cse3) (or (< 1 |old(~waterLevel~0)|) (and .cse1 (= |old(~waterLevel~0)| ~waterLevel~0) .cse2) .cse4 .cse0 .cse3 .cse5) (or .cse6 .cse0 .cse7) (or (not (= |old(~waterLevel~0)| 1)) .cse4 .cse0 .cse3 .cse5) (or .cse6 .cse7 (not (= 0 ~systemActive~0)))))) [2023-11-06 22:11:31,492 INFO L899 garLoopResultBuilder]: For program point timeShiftErr0ASSERT_VIOLATIONERROR_FUNCTION(line 531) no Hoare annotation was computed. [2023-11-06 22:11:31,492 INFO L895 garLoopResultBuilder]: At program point L477(lines 430 479) the Hoare annotation is: (let ((.cse3 (= 0 ~systemActive~0)) (.cse4 (<= 1 ~pumpRunning~0)) (.cse1 (= 2 ~waterLevel~0)) (.cse0 (= ~pumpRunning~0 0)) (.cse5 (<= ~waterLevel~0 1)) (.cse6 (= 1 ~systemActive~0)) (.cse2 (= |ULTIMATE.start_test_~splverifierCounter~0#1| 0))) (or (and .cse0 .cse1 .cse2 .cse3) (and .cse4 .cse5 .cse6 .cse2 (<= 1 ~switchedOnBeforeTS~0)) (and .cse0 .cse5 .cse2 .cse3) (and .cse0 .cse1 .cse6 .cse2) (and .cse4 .cse1 .cse6 .cse2) (and .cse0 .cse5 .cse6 .cse2))) [2023-11-06 22:11:31,492 INFO L895 garLoopResultBuilder]: At program point startSystem_returnLabel#1(lines 410 417) the Hoare annotation is: (let ((.cse1 (= 2 ~waterLevel~0)) (.cse4 (<= 1 ~pumpRunning~0)) (.cse0 (= ~pumpRunning~0 0)) (.cse2 (= 1 ~systemActive~0)) (.cse3 (= |ULTIMATE.start_test_~splverifierCounter~0#1| 0))) (or (and .cse0 .cse1 .cse2 .cse3) (and .cse4 .cse1 .cse2 .cse3) (and .cse4 .cse2 .cse3 (<= ~waterLevel~0 2) (<= 1 ~switchedOnBeforeTS~0)) (and .cse0 (<= ~waterLevel~0 1) .cse2 .cse3))) [2023-11-06 22:11:31,492 INFO L899 garLoopResultBuilder]: For program point L440(lines 440 446) no Hoare annotation was computed. [2023-11-06 22:11:31,493 INFO L899 garLoopResultBuilder]: For program point L440-1(lines 440 446) no Hoare annotation was computed. [2023-11-06 22:11:31,493 INFO L899 garLoopResultBuilder]: For program point L432(lines 432 436) no Hoare annotation was computed. [2023-11-06 22:11:31,493 INFO L899 garLoopResultBuilder]: For program point L399(lines 399 405) no Hoare annotation was computed. [2023-11-06 22:11:31,493 INFO L902 garLoopResultBuilder]: At program point runTest_returnLabel#1(lines 1013 1023) the Hoare annotation is: true [2023-11-06 22:11:31,493 INFO L899 garLoopResultBuilder]: For program point L399-1(lines 399 405) no Hoare annotation was computed. [2023-11-06 22:11:31,493 INFO L895 garLoopResultBuilder]: At program point select_features_returnLabel#1(lines 503 509) the Hoare annotation is: (and (= ~pumpRunning~0 0) (= 1 ~systemActive~0) (= ~waterLevel~0 1)) [2023-11-06 22:11:31,493 INFO L902 garLoopResultBuilder]: At program point main_returnLabel#1(lines 1024 1046) the Hoare annotation is: true [2023-11-06 22:11:31,493 INFO L899 garLoopResultBuilder]: For program point L-1(line -1) no Hoare annotation was computed. [2023-11-06 22:11:31,493 INFO L899 garLoopResultBuilder]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2023-11-06 22:11:31,494 INFO L895 garLoopResultBuilder]: At program point setup_returnLabel#1(lines 1006 1012) the Hoare annotation is: (and (= ~pumpRunning~0 0) (= 1 ~systemActive~0) (= ~waterLevel~0 1)) [2023-11-06 22:11:31,494 INFO L902 garLoopResultBuilder]: At program point L483(lines 420 487) the Hoare annotation is: true [2023-11-06 22:11:31,494 INFO L899 garLoopResultBuilder]: For program point L450(lines 450 456) no Hoare annotation was computed. [2023-11-06 22:11:31,494 INFO L899 garLoopResultBuilder]: For program point L450-1(lines 450 456) no Hoare annotation was computed. [2023-11-06 22:11:31,494 INFO L899 garLoopResultBuilder]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2023-11-06 22:11:31,494 INFO L895 garLoopResultBuilder]: At program point L442(line 442) the Hoare annotation is: (let ((.cse3 (= 0 ~systemActive~0)) (.cse4 (<= 1 ~pumpRunning~0)) (.cse1 (= 2 ~waterLevel~0)) (.cse0 (= ~pumpRunning~0 0)) (.cse5 (<= ~waterLevel~0 1)) (.cse6 (= 1 ~systemActive~0)) (.cse2 (= |ULTIMATE.start_test_~splverifierCounter~0#1| 0))) (or (and .cse0 .cse1 .cse2 .cse3) (and .cse4 .cse5 .cse6 .cse2 (<= 1 ~switchedOnBeforeTS~0)) (and .cse0 .cse5 .cse2 .cse3) (and .cse0 .cse1 .cse6 .cse2) (and .cse4 .cse1 .cse6 .cse2) (and .cse0 .cse5 .cse6 .cse2))) [2023-11-06 22:11:31,495 INFO L895 garLoopResultBuilder]: At program point __utac_acc__Specification5_spec__1_returnLabel#1(lines 537 544) the Hoare annotation is: (and (= ~pumpRunning~0 0) (= 1 ~systemActive~0) (= ~waterLevel~0 1)) [2023-11-06 22:11:31,495 INFO L895 garLoopResultBuilder]: At program point L401(line 401) the Hoare annotation is: (let ((.cse0 (<= 1 ~pumpRunning~0)) (.cse1 (= 1 ~systemActive~0)) (.cse2 (= |ULTIMATE.start_test_~splverifierCounter~0#1| 0))) (or (and .cse0 (= 2 ~waterLevel~0) .cse1 .cse2) (and .cse0 .cse1 .cse2 (<= ~waterLevel~0 2) (<= 1 ~switchedOnBeforeTS~0)))) [2023-11-06 22:11:31,495 INFO L899 garLoopResultBuilder]: For program point $Ultimate##0(line -1) no Hoare annotation was computed. [2023-11-06 22:11:31,495 INFO L895 garLoopResultBuilder]: At program point select_helpers_returnLabel#1(lines 510 516) the Hoare annotation is: (and (= ~pumpRunning~0 0) (= 1 ~systemActive~0) (= ~waterLevel~0 1)) [2023-11-06 22:11:31,495 INFO L895 garLoopResultBuilder]: At program point L480(lines 429 481) the Hoare annotation is: false [2023-11-06 22:11:31,496 INFO L899 garLoopResultBuilder]: For program point L468(lines 468 474) no Hoare annotation was computed. [2023-11-06 22:11:31,496 INFO L895 garLoopResultBuilder]: At program point stopSystem_returnLabel#1(lines 395 409) the Hoare annotation is: (and (= ~pumpRunning~0 0) (= |ULTIMATE.start_test_~splverifierCounter~0#1| 0) (<= ~waterLevel~0 2) (= 0 ~systemActive~0)) [2023-11-06 22:11:31,496 INFO L895 garLoopResultBuilder]: At program point L468-2(lines 460 475) the Hoare annotation is: (let ((.cse3 (= 2 ~waterLevel~0)) (.cse5 (<= 1 ~pumpRunning~0)) (.cse2 (<= ~waterLevel~0 2)) (.cse0 (= ~pumpRunning~0 0)) (.cse4 (= 1 ~systemActive~0)) (.cse1 (= |ULTIMATE.start_test_~splverifierCounter~0#1| 0))) (or (and .cse0 .cse1 .cse2 (= 0 ~systemActive~0)) (and .cse0 .cse3 .cse4 .cse1) (and .cse5 .cse3 .cse4 .cse1) (and .cse5 .cse4 .cse1 .cse2 (<= 1 ~switchedOnBeforeTS~0)) (and .cse0 (<= ~waterLevel~0 1) .cse4 .cse1))) [2023-11-06 22:11:31,496 INFO L899 garLoopResultBuilder]: For program point L431(lines 430 479) no Hoare annotation was computed. [2023-11-06 22:11:31,496 INFO L899 garLoopResultBuilder]: For program point L460(lines 460 475) no Hoare annotation was computed. [2023-11-06 22:11:31,496 INFO L895 garLoopResultBuilder]: At program point valid_product_returnLabel#1(lines 517 525) the Hoare annotation is: (and (= ~pumpRunning~0 0) (= 1 ~systemActive~0) (= ~waterLevel~0 1)) [2023-11-06 22:11:31,497 INFO L899 garLoopResultBuilder]: For program point L1034(lines 1034 1041) no Hoare annotation was computed. [2023-11-06 22:11:31,497 INFO L899 garLoopResultBuilder]: For program point L1034-2(lines 1034 1041) no Hoare annotation was computed. [2023-11-06 22:11:31,497 INFO L895 garLoopResultBuilder]: At program point L452(line 452) the Hoare annotation is: (let ((.cse3 (= 2 ~waterLevel~0)) (.cse5 (<= 1 ~pumpRunning~0)) (.cse2 (<= ~waterLevel~0 2)) (.cse0 (= ~pumpRunning~0 0)) (.cse4 (= 1 ~systemActive~0)) (.cse1 (= |ULTIMATE.start_test_~splverifierCounter~0#1| 0))) (or (and .cse0 .cse1 .cse2 (= 0 ~systemActive~0)) (and .cse0 .cse3 .cse4 .cse1) (and .cse5 .cse3 .cse4 .cse1) (and .cse5 .cse4 .cse1 .cse2 (<= 1 ~switchedOnBeforeTS~0)) (and .cse0 (<= ~waterLevel~0 1) .cse4 .cse1))) [2023-11-06 22:11:31,497 INFO L895 garLoopResultBuilder]: At program point activatePump_returnLabel#1(lines 285 292) the Hoare annotation is: (let ((.cse0 (not (= 1 ~systemActive~0)))) (and (or (< 2 ~waterLevel~0) (not (= |old(~pumpRunning~0)| 0)) .cse0 (and (<= 1 ~pumpRunning~0) (= 2 ~waterLevel~0))) (or .cse0 (< 1 ~waterLevel~0) (< ~switchedOnBeforeTS~0 1) (< |old(~pumpRunning~0)| 1)))) [2023-11-06 22:11:31,497 INFO L899 garLoopResultBuilder]: For program point L366(lines 366 370) no Hoare annotation was computed. [2023-11-06 22:11:31,497 INFO L899 garLoopResultBuilder]: For program point L141(lines 141 147) no Hoare annotation was computed. [2023-11-06 22:11:31,498 INFO L899 garLoopResultBuilder]: For program point L366-2(lines 366 370) no Hoare annotation was computed. [2023-11-06 22:11:31,498 INFO L895 garLoopResultBuilder]: At program point $Ultimate##0(lines 208 232) the Hoare annotation is: (let ((.cse0 (not (= |old(~pumpRunning~0)| 0))) (.cse1 (= ~pumpRunning~0 0)) (.cse2 (not (= 1 ~systemActive~0))) (.cse3 (< 1 ~waterLevel~0))) (and (or .cse0 .cse1 .cse2 .cse3) (or .cse0 .cse1 .cse2 (not (= 2 ~waterLevel~0))) (or (= ~pumpRunning~0 |old(~pumpRunning~0)|) .cse2 .cse3 (< ~switchedOnBeforeTS~0 1) (< |old(~pumpRunning~0)| 1)))) [2023-11-06 22:11:31,498 INFO L895 garLoopResultBuilder]: At program point isHighWaterSensorDry_returnLabel#1(lines 137 150) 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 22:11:31,498 INFO L895 garLoopResultBuilder]: At program point L222(line 222) the Hoare annotation is: (let ((.cse4 (= |old(~pumpRunning~0)| 0))) (let ((.cse0 (not .cse4)) (.cse2 (and (= ~pumpRunning~0 0) (= |processEnvironment__wrappee__highWaterSensor_~tmp~0#1| 0) .cse4)) (.cse1 (not (= 1 ~systemActive~0))) (.cse3 (< 1 ~waterLevel~0))) (and (or (not (= ~waterLevel~0 1)) .cse0 .cse1 (not (= |processEnvironment__wrappee__highWaterSensor_isHighWaterSensorDry_#res#1| 0))) (or .cse0 .cse2 .cse1 .cse3) (or .cse0 .cse2 .cse1 (not (= 2 ~waterLevel~0))) (or .cse1 .cse3 (< ~switchedOnBeforeTS~0 1) (< |old(~pumpRunning~0)| 1))))) [2023-11-06 22:11:31,499 INFO L895 garLoopResultBuilder]: At program point isHighWaterLevel_returnLabel#1(lines 357 375) 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 (not (= |processEnvironment__wrappee__highWaterSensor_isHighWaterSensorDry_#res#1| 0)) (= |processEnvironment__wrappee__highWaterSensor_isHighWaterLevel_#res#1| 0) (= |processEnvironment__wrappee__highWaterSensor_isHighWaterLevel_~tmp___0~0#1| 0) (not (= |processEnvironment__wrappee__highWaterSensor_isHighWaterLevel_~tmp~3#1| 0))))) (or .cse0 (< 1 ~waterLevel~0) (< ~switchedOnBeforeTS~0 1) (< |old(~pumpRunning~0)| 1)))) [2023-11-06 22:11:31,499 INFO L899 garLoopResultBuilder]: For program point processEnvironment__wrappee__highWaterSensorEXIT(lines 208 232) no Hoare annotation was computed. [2023-11-06 22:11:31,499 INFO L899 garLoopResultBuilder]: For program point L216(lines 216 224) no Hoare annotation was computed. [2023-11-06 22:11:31,499 INFO L899 garLoopResultBuilder]: For program point L212(lines 212 229) no Hoare annotation was computed. [2023-11-06 22:11:31,499 INFO L895 garLoopResultBuilder]: At program point L227(line 227) the Hoare annotation is: (let ((.cse0 (not (= 1 ~systemActive~0)))) (and (or (< 2 ~waterLevel~0) (not (= |old(~pumpRunning~0)| 0)) .cse0) (or (= ~pumpRunning~0 |old(~pumpRunning~0)|) .cse0 (< 1 ~waterLevel~0) (< ~switchedOnBeforeTS~0 1) (< |old(~pumpRunning~0)| 1)))) [2023-11-06 22:11:31,499 INFO L899 garLoopResultBuilder]: For program point L227-1(lines 208 232) no Hoare annotation was computed. [2023-11-06 22:11:31,500 INFO L899 garLoopResultBuilder]: For program point waterRiseEXIT(lines 72 83) no Hoare annotation was computed. [2023-11-06 22:11:31,500 INFO L899 garLoopResultBuilder]: For program point L76-1(lines 72 83) no Hoare annotation was computed. [2023-11-06 22:11:31,500 INFO L895 garLoopResultBuilder]: At program point $Ultimate##0(lines 72 83) the Hoare annotation is: (let ((.cse1 (= 2 ~waterLevel~0)) (.cse3 (not (= |old(~waterLevel~0)| 2))) (.cse0 (< ~pumpRunning~0 1)) (.cse2 (not (= 1 ~systemActive~0))) (.cse6 (< 1 |old(~waterLevel~0)|)) (.cse4 (not (= ~pumpRunning~0 0))) (.cse7 (= |old(~waterLevel~0)| ~waterLevel~0)) (.cse5 (not (= 0 ~systemActive~0)))) (and (or .cse0 .cse1 .cse2 .cse3) (or .cse4 .cse1 .cse2 .cse3) (or .cse4 .cse1 .cse3 .cse5) (or .cse6 .cse0 .cse2 (< ~switchedOnBeforeTS~0 1) .cse7) (or .cse6 .cse4 .cse2 .cse7) (or .cse6 .cse4 .cse7 .cse5))) [2023-11-06 22:11:31,500 INFO L895 garLoopResultBuilder]: At program point L248(line 248) the Hoare annotation is: (let ((.cse0 (not (= 1 ~systemActive~0)))) (and (or (< 2 ~waterLevel~0) (not (= |old(~pumpRunning~0)| 0)) .cse0) (or (= ~pumpRunning~0 |old(~pumpRunning~0)|) .cse0 (< 1 ~waterLevel~0) (< ~switchedOnBeforeTS~0 1) (< |old(~pumpRunning~0)| 1)))) [2023-11-06 22:11:31,500 INFO L895 garLoopResultBuilder]: At program point L244(line 244) the Hoare annotation is: (let ((.cse0 (not (= 1 ~systemActive~0)))) (and (or (< 2 ~waterLevel~0) (not (= |old(~pumpRunning~0)| 0)) .cse0) (or (= ~pumpRunning~0 |old(~pumpRunning~0)|) .cse0 (< 1 ~waterLevel~0) (< ~switchedOnBeforeTS~0 1) (< |old(~pumpRunning~0)| 1)))) [2023-11-06 22:11:31,501 INFO L899 garLoopResultBuilder]: For program point L242(lines 242 250) no Hoare annotation was computed. [2023-11-06 22:11:31,501 INFO L899 garLoopResultBuilder]: For program point L238(lines 238 255) no Hoare annotation was computed. [2023-11-06 22:11:31,501 INFO L895 garLoopResultBuilder]: At program point isLowWaterSensorDry_returnLabel#1(lines 151 159) the Hoare annotation is: (let ((.cse0 (not (= 1 ~systemActive~0)))) (and (or (< 2 ~waterLevel~0) (not (= |old(~pumpRunning~0)| 0)) .cse0) (or (= ~pumpRunning~0 |old(~pumpRunning~0)|) .cse0 (< 1 ~waterLevel~0) (< ~switchedOnBeforeTS~0 1) (< |old(~pumpRunning~0)| 1)))) [2023-11-06 22:11:31,501 INFO L895 garLoopResultBuilder]: At program point $Ultimate##0(lines 234 258) the Hoare annotation is: (let ((.cse0 (not (= |old(~pumpRunning~0)| 0))) (.cse1 (= ~pumpRunning~0 0)) (.cse2 (not (= 1 ~systemActive~0))) (.cse3 (< 1 ~waterLevel~0))) (and (or .cse0 .cse1 .cse2 .cse3) (or .cse0 .cse1 .cse2 (not (= 2 ~waterLevel~0))) (or (= ~pumpRunning~0 |old(~pumpRunning~0)|) .cse2 .cse3 (< ~switchedOnBeforeTS~0 1) (< |old(~pumpRunning~0)| 1)))) [2023-11-06 22:11:31,501 INFO L899 garLoopResultBuilder]: For program point L385(lines 385 389) no Hoare annotation was computed. [2023-11-06 22:11:31,501 INFO L899 garLoopResultBuilder]: For program point L385-2(lines 385 389) no Hoare annotation was computed. [2023-11-06 22:11:31,502 INFO L895 garLoopResultBuilder]: At program point isLowWaterLevel_returnLabel#1(lines 376 394) the Hoare annotation is: (let ((.cse0 (not (= 1 ~systemActive~0)))) (and (or (< 2 ~waterLevel~0) (not (= |old(~pumpRunning~0)| 0)) .cse0) (or (= ~pumpRunning~0 |old(~pumpRunning~0)|) .cse0 (< 1 ~waterLevel~0) (< ~switchedOnBeforeTS~0 1) (< |old(~pumpRunning~0)| 1)))) [2023-11-06 22:11:31,502 INFO L899 garLoopResultBuilder]: For program point processEnvironment__wrappee__lowWaterSensorEXIT(lines 234 258) no Hoare annotation was computed. [2023-11-06 22:11:31,502 INFO L895 garLoopResultBuilder]: At program point L253(line 253) the Hoare annotation is: (let ((.cse0 (not (= |old(~pumpRunning~0)| 0))) (.cse1 (= ~pumpRunning~0 0)) (.cse2 (not (= 1 ~systemActive~0))) (.cse3 (< 1 ~waterLevel~0))) (and (or .cse0 .cse1 .cse2 .cse3) (or .cse0 .cse1 .cse2 (not (= 2 ~waterLevel~0))) (or .cse2 .cse3 (< ~switchedOnBeforeTS~0 1) (< |old(~pumpRunning~0)| 1)))) [2023-11-06 22:11:31,502 INFO L899 garLoopResultBuilder]: For program point L253-1(lines 234 258) no Hoare annotation was computed. [2023-11-06 22:11:31,502 INFO L899 garLoopResultBuilder]: For program point isPumpRunningEXIT(lines 312 320) no Hoare annotation was computed. [2023-11-06 22:11:31,502 INFO L899 garLoopResultBuilder]: For program point isPumpRunningFINAL(lines 312 320) no Hoare annotation was computed. [2023-11-06 22:11:31,503 INFO L902 garLoopResultBuilder]: At program point $Ultimate##0(lines 312 320) the Hoare annotation is: true [2023-11-06 22:11:31,505 INFO L445 BasicCegarLoop]: Path program histogram: [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-06 22:11:31,507 INFO L178 ceAbstractionStarter]: Computing trace abstraction results [2023-11-06 22:11:31,565 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 06.11 10:11:31 BoogieIcfgContainer [2023-11-06 22:11:31,565 INFO L131 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2023-11-06 22:11:31,566 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2023-11-06 22:11:31,566 INFO L270 PluginConnector]: Initializing Witness Printer... [2023-11-06 22:11:31,566 INFO L274 PluginConnector]: Witness Printer initialized [2023-11-06 22:11:31,567 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.11 10:11:11" (3/4) ... [2023-11-06 22:11:31,569 INFO L137 WitnessPrinter]: Generating witness for correct program [2023-11-06 22:11:31,573 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure deactivatePump [2023-11-06 22:11:31,573 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure processEnvironment__wrappee__base [2023-11-06 22:11:31,573 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure changeMethaneLevel [2023-11-06 22:11:31,573 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure cleanup [2023-11-06 22:11:31,574 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure timeShift [2023-11-06 22:11:31,574 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure processEnvironment__wrappee__highWaterSensor [2023-11-06 22:11:31,574 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure waterRise [2023-11-06 22:11:31,574 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure processEnvironment__wrappee__lowWaterSensor [2023-11-06 22:11:31,574 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure isPumpRunning [2023-11-06 22:11:31,584 INFO L939 BoogieBacktranslator]: Reduced CFG by removing 18 nodes and edges [2023-11-06 22:11:31,585 INFO L939 BoogieBacktranslator]: Reduced CFG by removing 7 nodes and edges [2023-11-06 22:11:31,586 INFO L939 BoogieBacktranslator]: Reduced CFG by removing 5 nodes and edges [2023-11-06 22:11:31,587 INFO L939 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2023-11-06 22:11:31,587 INFO L939 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2023-11-06 22:11:31,617 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((((!((1 == systemActive)) || (((pumpRunning == \old(pumpRunning)) && (2 == waterLevel)) && (1 <= switchedOnBeforeTS))) || !((\old(waterLevel) == 2))) || (\old(pumpRunning) < 1)) && (((!((\old(pumpRunning) == 0)) || ((pumpRunning == 0) && (\old(waterLevel) == waterLevel))) || (2 < \old(waterLevel))) || !((0 == systemActive)))) && (((((1 < \old(waterLevel)) || (((pumpRunning == \old(pumpRunning)) && (\old(waterLevel) == waterLevel)) && (1 <= switchedOnBeforeTS))) || (\old(switchedOnBeforeTS) < 1)) || !((1 == systemActive))) || (\old(pumpRunning) < 1))) && (((!((\old(pumpRunning) == 0)) || ((pumpRunning == 0) && (\old(waterLevel) == waterLevel))) || !((1 == systemActive))) || (2 < \old(waterLevel)))) [2023-11-06 22:11:31,618 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))) || (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)))) && ((!((\old(pumpRunning) == 0)) || (2 < \old(waterLevel))) || !((0 == systemActive)))) [2023-11-06 22:11:31,619 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((((((((!((1 == systemActive)) || (((((pumpRunning == 0) && (waterLevel == \result)) && (waterLevel == 1)) && (1 <= switchedOnBeforeTS)) && (tmp == waterLevel))) || !((\old(waterLevel) == 2))) || (\old(pumpRunning) < 1)) || (((((pumpRunning == \old(pumpRunning)) && (tmp == 1)) && (waterLevel == 1)) && (1 <= switchedOnBeforeTS)) && (\result == 1))) && (((!((\old(pumpRunning) == 0)) || ((((pumpRunning == 0) && (2 == waterLevel)) && (2 == \result)) && (tmp == 2))) || !((\old(waterLevel) == 2))) || !((0 == systemActive)))) && ((((1 < \old(waterLevel)) || !((\old(pumpRunning) == 0))) || (((((pumpRunning == 0) && (waterLevel == \result)) && (\old(pumpRunning) == 0)) && (\old(waterLevel) == waterLevel)) && (tmp == waterLevel))) || !((0 == systemActive)))) && ((((!((\old(pumpRunning) == 0)) || !((1 == systemActive))) || (((((pumpRunning == 0) && (waterLevel == \result)) && (\old(pumpRunning) == 0)) && (\old(waterLevel) == waterLevel)) && (tmp == waterLevel))) || (2 < \old(waterLevel))) || (((((1 <= pumpRunning) && (2 == waterLevel)) && (2 == \result)) && (tmp == 2)) && (\old(waterLevel) == 2)))) && ((((((((((((pumpRunning == 0) && (waterLevel == \result)) && (\old(waterLevel) == waterLevel)) && (1 <= switchedOnBeforeTS)) && (tmp == waterLevel)) || (\old(switchedOnBeforeTS) < 1)) || !((1 == systemActive))) || (((((((pumpRunning == \old(pumpRunning)) && (waterLevel == \result)) && (waterLevel <= 1)) && (1 == systemActive)) && ((waterLevel + 1) <= \old(waterLevel))) && (1 <= switchedOnBeforeTS)) && (tmp == waterLevel))) || (((((pumpRunning == \old(pumpRunning)) && (waterLevel == \result)) && (\old(waterLevel) == waterLevel)) && (1 <= switchedOnBeforeTS)) && (tmp == waterLevel))) || (((((((pumpRunning == 0) && (waterLevel == \result)) && (waterLevel <= 1)) && (1 == systemActive)) && ((waterLevel + 1) <= \old(waterLevel))) && (1 <= switchedOnBeforeTS)) && (tmp == waterLevel))) || (\old(pumpRunning) < 1)) || (2 < \old(waterLevel)))) && (((((!((\old(waterLevel) == 1)) || (\old(switchedOnBeforeTS) < 1)) || !((1 == systemActive))) || (((((((pumpRunning == \old(pumpRunning)) && (waterLevel == \result)) && (waterLevel <= 1)) && (1 == systemActive)) && ((waterLevel + 1) <= \old(waterLevel))) && (1 <= switchedOnBeforeTS)) && (tmp == waterLevel))) || (((((((pumpRunning == 0) && (waterLevel == \result)) && (waterLevel <= 1)) && (1 == systemActive)) && ((waterLevel + 1) <= \old(waterLevel))) && (1 <= switchedOnBeforeTS)) && (tmp == waterLevel))) || (\old(pumpRunning) < 1))) [2023-11-06 22:11:31,619 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((((((((((((1 < \old(waterLevel)) || (((pumpRunning == \old(pumpRunning)) && (\old(waterLevel) == waterLevel)) && (1 <= switchedOnBeforeTS))) || (\old(switchedOnBeforeTS) < 1)) || !((1 == systemActive))) || (((((pumpRunning == 0) && (waterLevel <= 1)) && (1 == systemActive)) && ((waterLevel + 1) <= \old(waterLevel))) && (1 <= switchedOnBeforeTS))) || (\old(pumpRunning) < 1)) || (((pumpRunning == 0) && (\old(waterLevel) == waterLevel)) && (1 <= switchedOnBeforeTS))) || (((((pumpRunning == \old(pumpRunning)) && (waterLevel <= 1)) && (1 == systemActive)) && ((waterLevel + 1) <= \old(waterLevel))) && (1 <= switchedOnBeforeTS))) && (((((!((\old(waterLevel) == 1)) || (\old(switchedOnBeforeTS) < 1)) || !((1 == systemActive))) || (((((pumpRunning == 0) && (waterLevel <= 1)) && (1 == systemActive)) && ((waterLevel + 1) <= \old(waterLevel))) && (1 <= switchedOnBeforeTS))) || (\old(pumpRunning) < 1)) || (((((pumpRunning == \old(pumpRunning)) && (waterLevel <= 1)) && (1 == systemActive)) && ((waterLevel + 1) <= \old(waterLevel))) && (1 <= switchedOnBeforeTS)))) && ((((!((\old(pumpRunning) == 0)) || !((1 == systemActive))) || ((1 <= pumpRunning) && (2 == waterLevel))) || ((pumpRunning == 0) && (2 == waterLevel))) || !((\old(waterLevel) == 2)))) && ((((1 < \old(waterLevel)) || !((\old(pumpRunning) == 0))) || ((pumpRunning == 0) && (\old(waterLevel) == waterLevel))) || !((1 == systemActive)))) && ((!((\old(pumpRunning) == 0)) || (2 < \old(waterLevel))) || !((0 == systemActive)))) && ((((!((1 == systemActive)) || (((pumpRunning == \old(pumpRunning)) && (waterLevel == 1)) && (1 <= switchedOnBeforeTS))) || !((\old(waterLevel) == 2))) || (\old(pumpRunning) < 1)) || (((pumpRunning == 0) && (waterLevel == 1)) && (1 <= switchedOnBeforeTS)))) [2023-11-06 22:11:31,619 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((((!((\old(pumpRunning) == 0)) || !((1 == systemActive))) || (2 < \old(waterLevel))) && ((!((1 == systemActive)) || !((\old(waterLevel) == 2))) || (\old(pumpRunning) < 1))) && ((((\old(switchedOnBeforeTS) < 1) || !((1 == systemActive))) || (\old(pumpRunning) < 1)) || (2 < \old(waterLevel)))) && ((!((\old(pumpRunning) == 0)) || (2 < \old(waterLevel))) || !((0 == systemActive)))) [2023-11-06 22:11:31,620 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((((((((((!((\old(waterLevel) == 1)) || (\old(switchedOnBeforeTS) < 1)) || !((1 == systemActive))) || (((((pumpRunning == 0) && (waterLevel == \result)) && (waterLevel <= 1)) && ((waterLevel + 1) <= \old(waterLevel))) && (1 <= switchedOnBeforeTS))) || (\old(pumpRunning) < 1)) || (((((((1 <= pumpRunning) && (pumpRunning == \old(pumpRunning))) && (waterLevel == \result)) && (waterLevel <= 1)) && (1 == systemActive)) && ((waterLevel + 1) <= \old(waterLevel))) && (1 <= switchedOnBeforeTS))) && ((((!((1 == systemActive)) || (((((pumpRunning == 0) && (waterLevel == \result)) && (waterLevel <= 1)) && ((waterLevel + 1) <= \old(waterLevel))) && (1 <= switchedOnBeforeTS))) || !((\old(waterLevel) == 2))) || (\old(pumpRunning) < 1)) || (((((((1 <= pumpRunning) && (pumpRunning == \old(pumpRunning))) && (waterLevel == \result)) && (waterLevel <= 1)) && (1 == systemActive)) && ((waterLevel + 1) <= \old(waterLevel))) && (1 <= switchedOnBeforeTS)))) && ((((1 < \old(waterLevel)) || !((\old(pumpRunning) == 0))) || (((pumpRunning == 0) && (waterLevel == \result)) && (\old(waterLevel) == waterLevel))) || !((0 == systemActive)))) && (((!((1 == systemActive)) || !((\old(waterLevel) == 2))) || (\old(pumpRunning) < 1)) || (\result == 1))) && ((((1 < \old(waterLevel)) || !((\old(pumpRunning) == 0))) || !((1 == systemActive))) || (((pumpRunning == 0) && (waterLevel == \result)) && (\old(waterLevel) == waterLevel)))) && ((((((((\old(switchedOnBeforeTS) < 1) || !((1 == systemActive))) || (((((pumpRunning == 0) && (waterLevel == \result)) && (waterLevel <= 1)) && ((waterLevel + 1) <= \old(waterLevel))) && (1 <= switchedOnBeforeTS))) || ((((pumpRunning == 0) && (waterLevel == \result)) && (\old(waterLevel) == waterLevel)) && (1 <= switchedOnBeforeTS))) || ((((pumpRunning == \old(pumpRunning)) && (waterLevel == \result)) && (\old(waterLevel) == waterLevel)) && (1 <= switchedOnBeforeTS))) || (\old(pumpRunning) < 1)) || (2 < \old(waterLevel))) || (((((((1 <= pumpRunning) && (pumpRunning == \old(pumpRunning))) && (waterLevel == \result)) && (waterLevel <= 1)) && (1 == systemActive)) && ((waterLevel + 1) <= \old(waterLevel))) && (1 <= switchedOnBeforeTS)))) && (((!((\old(pumpRunning) == 0)) || (((pumpRunning == 0) && (2 == waterLevel)) && (2 == \result))) || !((\old(waterLevel) == 2))) || !((0 == systemActive)))) && ((((!((\old(pumpRunning) == 0)) || !((1 == systemActive))) || (((pumpRunning == 0) && (2 == waterLevel)) && (2 == \result))) || !((\old(waterLevel) == 2))) || (((1 <= pumpRunning) && (2 == waterLevel)) && (2 == \result)))) [2023-11-06 22:11:31,621 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))) || (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)))) && ((!((\old(pumpRunning) == 0)) || (2 < \old(waterLevel))) || !((0 == systemActive)))) [2023-11-06 22:11:31,621 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((2 < waterLevel) || !((\old(pumpRunning) == 0))) || !((1 == systemActive))) && (((((pumpRunning == \old(pumpRunning)) || !((1 == systemActive))) || (1 < waterLevel)) || (switchedOnBeforeTS < 1)) || (\old(pumpRunning) < 1))) [2023-11-06 22:11:31,621 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))) || (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)))) && ((!((\old(pumpRunning) == 0)) || (2 < \old(waterLevel))) || !((0 == systemActive)))) [2023-11-06 22:11:31,622 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 22:11:31,622 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((2 < waterLevel) || !((\old(pumpRunning) == 0))) || !((1 == systemActive))) && (((((pumpRunning == \old(pumpRunning)) || !((1 == systemActive))) || (1 < waterLevel)) || (switchedOnBeforeTS < 1)) || (\old(pumpRunning) < 1))) [2023-11-06 22:11:31,622 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((((2 < waterLevel) || !((\old(pumpRunning) == 0))) || !((1 == systemActive))) || ((pumpRunning == 0) && (2 == waterLevel))) || (((((pumpRunning == 0) && !((\result == 0))) && (\result == 0)) && (tmp___0 == 0)) && !((tmp == 0)))) && (((!((1 == systemActive)) || (1 < waterLevel)) || (switchedOnBeforeTS < 1)) || (\old(pumpRunning) < 1))) [2023-11-06 22:11:31,623 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((((2 < waterLevel) || !((\old(pumpRunning) == 0))) || !((1 == systemActive))) || ((1 <= pumpRunning) && (2 == waterLevel))) && (((!((1 == systemActive)) || (1 < waterLevel)) || (switchedOnBeforeTS < 1)) || (\old(pumpRunning) < 1))) [2023-11-06 22:11:31,660 WARN L115 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((((!((1 == systemActive)) || (((pumpRunning == \old(pumpRunning)) && (2 == waterLevel)) && (1 <= switchedOnBeforeTS))) || !((\old(waterLevel) == 2))) || (\old(pumpRunning) < 1)) && (((!((\old(pumpRunning) == 0)) || ((pumpRunning == 0) && (\old(waterLevel) == waterLevel))) || (2 < \old(waterLevel))) || !((0 == systemActive)))) && (((((1 < \old(waterLevel)) || (((pumpRunning == \old(pumpRunning)) && (\old(waterLevel) == waterLevel)) && (1 <= switchedOnBeforeTS))) || (\old(switchedOnBeforeTS) < 1)) || !((1 == systemActive))) || (\old(pumpRunning) < 1))) && (((!((\old(pumpRunning) == 0)) || ((pumpRunning == 0) && (\old(waterLevel) == waterLevel))) || !((1 == systemActive))) || (2 < \old(waterLevel)))) [2023-11-06 22:11:31,661 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))) || (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)))) && ((!((\old(pumpRunning) == 0)) || (2 < \old(waterLevel))) || !((0 == systemActive)))) [2023-11-06 22:11:31,661 WARN L115 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((((((((!((1 == systemActive)) || (((((pumpRunning == 0) && (waterLevel == \result)) && (waterLevel == 1)) && (1 <= switchedOnBeforeTS)) && (tmp == waterLevel))) || !((\old(waterLevel) == 2))) || (\old(pumpRunning) < 1)) || (((((pumpRunning == \old(pumpRunning)) && (tmp == 1)) && (waterLevel == 1)) && (1 <= switchedOnBeforeTS)) && (\result == 1))) && (((!((\old(pumpRunning) == 0)) || ((((pumpRunning == 0) && (2 == waterLevel)) && (2 == \result)) && (tmp == 2))) || !((\old(waterLevel) == 2))) || !((0 == systemActive)))) && ((((1 < \old(waterLevel)) || !((\old(pumpRunning) == 0))) || (((((pumpRunning == 0) && (waterLevel == \result)) && (\old(pumpRunning) == 0)) && (\old(waterLevel) == waterLevel)) && (tmp == waterLevel))) || !((0 == systemActive)))) && ((((!((\old(pumpRunning) == 0)) || !((1 == systemActive))) || (((((pumpRunning == 0) && (waterLevel == \result)) && (\old(pumpRunning) == 0)) && (\old(waterLevel) == waterLevel)) && (tmp == waterLevel))) || (2 < \old(waterLevel))) || (((((1 <= pumpRunning) && (2 == waterLevel)) && (2 == \result)) && (tmp == 2)) && (\old(waterLevel) == 2)))) && ((((((((((((pumpRunning == 0) && (waterLevel == \result)) && (\old(waterLevel) == waterLevel)) && (1 <= switchedOnBeforeTS)) && (tmp == waterLevel)) || (\old(switchedOnBeforeTS) < 1)) || !((1 == systemActive))) || (((((((pumpRunning == \old(pumpRunning)) && (waterLevel == \result)) && (waterLevel <= 1)) && (1 == systemActive)) && ((waterLevel + 1) <= \old(waterLevel))) && (1 <= switchedOnBeforeTS)) && (tmp == waterLevel))) || (((((pumpRunning == \old(pumpRunning)) && (waterLevel == \result)) && (\old(waterLevel) == waterLevel)) && (1 <= switchedOnBeforeTS)) && (tmp == waterLevel))) || (((((((pumpRunning == 0) && (waterLevel == \result)) && (waterLevel <= 1)) && (1 == systemActive)) && ((waterLevel + 1) <= \old(waterLevel))) && (1 <= switchedOnBeforeTS)) && (tmp == waterLevel))) || (\old(pumpRunning) < 1)) || (2 < \old(waterLevel)))) && (((((!((\old(waterLevel) == 1)) || (\old(switchedOnBeforeTS) < 1)) || !((1 == systemActive))) || (((((((pumpRunning == \old(pumpRunning)) && (waterLevel == \result)) && (waterLevel <= 1)) && (1 == systemActive)) && ((waterLevel + 1) <= \old(waterLevel))) && (1 <= switchedOnBeforeTS)) && (tmp == waterLevel))) || (((((((pumpRunning == 0) && (waterLevel == \result)) && (waterLevel <= 1)) && (1 == systemActive)) && ((waterLevel + 1) <= \old(waterLevel))) && (1 <= switchedOnBeforeTS)) && (tmp == waterLevel))) || (\old(pumpRunning) < 1))) [2023-11-06 22:11:31,662 WARN L115 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((((((((((((1 < \old(waterLevel)) || (((pumpRunning == \old(pumpRunning)) && (\old(waterLevel) == waterLevel)) && (1 <= switchedOnBeforeTS))) || (\old(switchedOnBeforeTS) < 1)) || !((1 == systemActive))) || (((((pumpRunning == 0) && (waterLevel <= 1)) && (1 == systemActive)) && ((waterLevel + 1) <= \old(waterLevel))) && (1 <= switchedOnBeforeTS))) || (\old(pumpRunning) < 1)) || (((pumpRunning == 0) && (\old(waterLevel) == waterLevel)) && (1 <= switchedOnBeforeTS))) || (((((pumpRunning == \old(pumpRunning)) && (waterLevel <= 1)) && (1 == systemActive)) && ((waterLevel + 1) <= \old(waterLevel))) && (1 <= switchedOnBeforeTS))) && (((((!((\old(waterLevel) == 1)) || (\old(switchedOnBeforeTS) < 1)) || !((1 == systemActive))) || (((((pumpRunning == 0) && (waterLevel <= 1)) && (1 == systemActive)) && ((waterLevel + 1) <= \old(waterLevel))) && (1 <= switchedOnBeforeTS))) || (\old(pumpRunning) < 1)) || (((((pumpRunning == \old(pumpRunning)) && (waterLevel <= 1)) && (1 == systemActive)) && ((waterLevel + 1) <= \old(waterLevel))) && (1 <= switchedOnBeforeTS)))) && ((((!((\old(pumpRunning) == 0)) || !((1 == systemActive))) || ((1 <= pumpRunning) && (2 == waterLevel))) || ((pumpRunning == 0) && (2 == waterLevel))) || !((\old(waterLevel) == 2)))) && ((((1 < \old(waterLevel)) || !((\old(pumpRunning) == 0))) || ((pumpRunning == 0) && (\old(waterLevel) == waterLevel))) || !((1 == systemActive)))) && ((!((\old(pumpRunning) == 0)) || (2 < \old(waterLevel))) || !((0 == systemActive)))) && ((((!((1 == systemActive)) || (((pumpRunning == \old(pumpRunning)) && (waterLevel == 1)) && (1 <= switchedOnBeforeTS))) || !((\old(waterLevel) == 2))) || (\old(pumpRunning) < 1)) || (((pumpRunning == 0) && (waterLevel == 1)) && (1 <= switchedOnBeforeTS)))) [2023-11-06 22:11:31,662 WARN L115 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((((!((\old(pumpRunning) == 0)) || !((1 == systemActive))) || (2 < \old(waterLevel))) && ((!((1 == systemActive)) || !((\old(waterLevel) == 2))) || (\old(pumpRunning) < 1))) && ((((\old(switchedOnBeforeTS) < 1) || !((1 == systemActive))) || (\old(pumpRunning) < 1)) || (2 < \old(waterLevel)))) && ((!((\old(pumpRunning) == 0)) || (2 < \old(waterLevel))) || !((0 == systemActive)))) [2023-11-06 22:11:31,662 WARN L115 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((((((((((!((\old(waterLevel) == 1)) || (\old(switchedOnBeforeTS) < 1)) || !((1 == systemActive))) || (((((pumpRunning == 0) && (waterLevel == \result)) && (waterLevel <= 1)) && ((waterLevel + 1) <= \old(waterLevel))) && (1 <= switchedOnBeforeTS))) || (\old(pumpRunning) < 1)) || (((((((1 <= pumpRunning) && (pumpRunning == \old(pumpRunning))) && (waterLevel == \result)) && (waterLevel <= 1)) && (1 == systemActive)) && ((waterLevel + 1) <= \old(waterLevel))) && (1 <= switchedOnBeforeTS))) && ((((!((1 == systemActive)) || (((((pumpRunning == 0) && (waterLevel == \result)) && (waterLevel <= 1)) && ((waterLevel + 1) <= \old(waterLevel))) && (1 <= switchedOnBeforeTS))) || !((\old(waterLevel) == 2))) || (\old(pumpRunning) < 1)) || (((((((1 <= pumpRunning) && (pumpRunning == \old(pumpRunning))) && (waterLevel == \result)) && (waterLevel <= 1)) && (1 == systemActive)) && ((waterLevel + 1) <= \old(waterLevel))) && (1 <= switchedOnBeforeTS)))) && ((((1 < \old(waterLevel)) || !((\old(pumpRunning) == 0))) || (((pumpRunning == 0) && (waterLevel == \result)) && (\old(waterLevel) == waterLevel))) || !((0 == systemActive)))) && (((!((1 == systemActive)) || !((\old(waterLevel) == 2))) || (\old(pumpRunning) < 1)) || (\result == 1))) && ((((1 < \old(waterLevel)) || !((\old(pumpRunning) == 0))) || !((1 == systemActive))) || (((pumpRunning == 0) && (waterLevel == \result)) && (\old(waterLevel) == waterLevel)))) && ((((((((\old(switchedOnBeforeTS) < 1) || !((1 == systemActive))) || (((((pumpRunning == 0) && (waterLevel == \result)) && (waterLevel <= 1)) && ((waterLevel + 1) <= \old(waterLevel))) && (1 <= switchedOnBeforeTS))) || ((((pumpRunning == 0) && (waterLevel == \result)) && (\old(waterLevel) == waterLevel)) && (1 <= switchedOnBeforeTS))) || ((((pumpRunning == \old(pumpRunning)) && (waterLevel == \result)) && (\old(waterLevel) == waterLevel)) && (1 <= switchedOnBeforeTS))) || (\old(pumpRunning) < 1)) || (2 < \old(waterLevel))) || (((((((1 <= pumpRunning) && (pumpRunning == \old(pumpRunning))) && (waterLevel == \result)) && (waterLevel <= 1)) && (1 == systemActive)) && ((waterLevel + 1) <= \old(waterLevel))) && (1 <= switchedOnBeforeTS)))) && (((!((\old(pumpRunning) == 0)) || (((pumpRunning == 0) && (2 == waterLevel)) && (2 == \result))) || !((\old(waterLevel) == 2))) || !((0 == systemActive)))) && ((((!((\old(pumpRunning) == 0)) || !((1 == systemActive))) || (((pumpRunning == 0) && (2 == waterLevel)) && (2 == \result))) || !((\old(waterLevel) == 2))) || (((1 <= pumpRunning) && (2 == waterLevel)) && (2 == \result)))) [2023-11-06 22:11:31,663 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))) || (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)))) && ((!((\old(pumpRunning) == 0)) || (2 < \old(waterLevel))) || !((0 == systemActive)))) [2023-11-06 22:11:31,663 WARN L115 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((2 < waterLevel) || !((\old(pumpRunning) == 0))) || !((1 == systemActive))) && (((((pumpRunning == \old(pumpRunning)) || !((1 == systemActive))) || (1 < waterLevel)) || (switchedOnBeforeTS < 1)) || (\old(pumpRunning) < 1))) [2023-11-06 22:11:31,663 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))) || (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)))) && ((!((\old(pumpRunning) == 0)) || (2 < \old(waterLevel))) || !((0 == systemActive)))) [2023-11-06 22:11:31,663 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 22:11:31,664 WARN L115 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((2 < waterLevel) || !((\old(pumpRunning) == 0))) || !((1 == systemActive))) && (((((pumpRunning == \old(pumpRunning)) || !((1 == systemActive))) || (1 < waterLevel)) || (switchedOnBeforeTS < 1)) || (\old(pumpRunning) < 1))) [2023-11-06 22:11:31,664 WARN L115 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((((2 < waterLevel) || !((\old(pumpRunning) == 0))) || !((1 == systemActive))) || ((pumpRunning == 0) && (2 == waterLevel))) || (((((pumpRunning == 0) && !((\result == 0))) && (\result == 0)) && (tmp___0 == 0)) && !((tmp == 0)))) && (((!((1 == systemActive)) || (1 < waterLevel)) || (switchedOnBeforeTS < 1)) || (\old(pumpRunning) < 1))) [2023-11-06 22:11:31,664 WARN L115 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((((2 < waterLevel) || !((\old(pumpRunning) == 0))) || !((1 == systemActive))) || ((1 <= pumpRunning) && (2 == waterLevel))) && (((!((1 == systemActive)) || (1 < waterLevel)) || (switchedOnBeforeTS < 1)) || (\old(pumpRunning) < 1))) [2023-11-06 22:11:31,685 INFO L149 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6ac0813a-f874-4cc3-a4eb-b0f6659a6aec/bin/uautomizer-verify-WvqO1wxjHP/witness.graphml.graphml [2023-11-06 22:11:31,686 INFO L149 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6ac0813a-f874-4cc3-a4eb-b0f6659a6aec/bin/uautomizer-verify-WvqO1wxjHP/witness.graphml.yaml [2023-11-06 22:11:31,686 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2023-11-06 22:11:31,687 INFO L158 Benchmark]: Toolchain (without parser) took 21241.30ms. Allocated memory was 146.8MB in the beginning and 308.3MB in the end (delta: 161.5MB). Free memory was 111.9MB in the beginning and 137.9MB in the end (delta: -26.1MB). Peak memory consumption was 135.7MB. Max. memory is 16.1GB. [2023-11-06 22:11:31,687 INFO L158 Benchmark]: CDTParser took 0.26ms. Allocated memory is still 121.6MB. Free memory is still 92.2MB. There was no memory consumed. Max. memory is 16.1GB. [2023-11-06 22:11:31,688 INFO L158 Benchmark]: CACSL2BoogieTranslator took 577.36ms. Allocated memory is still 146.8MB. Free memory was 111.9MB in the beginning and 108.0MB in the end (delta: 3.9MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. [2023-11-06 22:11:31,688 INFO L158 Benchmark]: Boogie Procedure Inliner took 53.43ms. Allocated memory is still 146.8MB. Free memory was 108.0MB in the beginning and 105.8MB in the end (delta: 2.2MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-06 22:11:31,688 INFO L158 Benchmark]: Boogie Preprocessor took 34.93ms. Allocated memory is still 146.8MB. Free memory was 105.8MB in the beginning and 104.6MB in the end (delta: 1.2MB). There was no memory consumed. Max. memory is 16.1GB. [2023-11-06 22:11:31,689 INFO L158 Benchmark]: RCFGBuilder took 572.28ms. Allocated memory is still 146.8MB. Free memory was 103.8MB in the beginning and 85.7MB in the end (delta: 18.1MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. [2023-11-06 22:11:31,689 INFO L158 Benchmark]: TraceAbstraction took 19874.25ms. Allocated memory was 146.8MB in the beginning and 308.3MB in the end (delta: 161.5MB). Free memory was 84.9MB in the beginning and 146.3MB in the end (delta: -61.4MB). Peak memory consumption was 125.3MB. Max. memory is 16.1GB. [2023-11-06 22:11:31,690 INFO L158 Benchmark]: Witness Printer took 120.84ms. Allocated memory is still 308.3MB. Free memory was 146.3MB in the beginning and 137.9MB in the end (delta: 8.4MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2023-11-06 22:11:31,691 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.26ms. Allocated memory is still 121.6MB. Free memory is still 92.2MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 577.36ms. Allocated memory is still 146.8MB. Free memory was 111.9MB in the beginning and 108.0MB in the end (delta: 3.9MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 53.43ms. Allocated memory is still 146.8MB. Free memory was 108.0MB in the beginning and 105.8MB in the end (delta: 2.2MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 34.93ms. Allocated memory is still 146.8MB. Free memory was 105.8MB in the beginning and 104.6MB in the end (delta: 1.2MB). There was no memory consumed. Max. memory is 16.1GB. * RCFGBuilder took 572.28ms. Allocated memory is still 146.8MB. Free memory was 103.8MB in the beginning and 85.7MB in the end (delta: 18.1MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. * TraceAbstraction took 19874.25ms. Allocated memory was 146.8MB in the beginning and 308.3MB in the end (delta: 161.5MB). Free memory was 84.9MB in the beginning and 146.3MB in the end (delta: -61.4MB). Peak memory consumption was 125.3MB. Max. memory is 16.1GB. * Witness Printer took 120.84ms. Allocated memory is still 308.3MB. Free memory was 146.3MB in the beginning and 137.9MB 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,"Environment.i","") [49] - GenericResultAtLocation [Line: 160]: Unsoundness Warning Ignoring preprocessor pragma C: #pragma merger(0,"MinePump.i","") [160] - GenericResultAtLocation [Line: 418]: Unsoundness Warning Ignoring preprocessor pragma C: #pragma merger(0,"scenario.i","") [418] - GenericResultAtLocation [Line: 488]: Unsoundness Warning Ignoring preprocessor pragma C: #pragma merger(0,"featureselect.i","") [488] - GenericResultAtLocation [Line: 526]: Unsoundness Warning Ignoring preprocessor pragma C: #pragma merger(0,"wsllib_check.i","") [526] - GenericResultAtLocation [Line: 535]: Unsoundness Warning Ignoring preprocessor pragma C: #pragma merger(0,"Specification5_spec.i","") [535] - GenericResultAtLocation [Line: 584]: Unsoundness Warning Ignoring preprocessor pragma C: #pragma merger(0,"libacc.i","") [584] - GenericResultAtLocation [Line: 950]: Unsoundness Warning Ignoring preprocessor pragma C: #pragma merger(0,"Test.i","") [950] * 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: 531]: 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 10 procedures, 110 locations, 1 error locations. Started 1 CEGAR loops. OverallTime: 19.7s, OverallIterations: 11, TraceHistogramMax: 5, PathProgramHistogramMax: 1, EmptinessCheckTime: 0.1s, AutomataDifference: 5.8s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 8.6s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 2687 SdHoareTripleChecker+Valid, 3.1s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 2634 mSDsluCounter, 5398 SdHoareTripleChecker+Invalid, 2.6s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 4044 mSDsCounter, 798 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 3749 IncrementalHoareTripleChecker+Invalid, 4547 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 798 mSolverCounterUnsat, 1354 mSDtfsCounter, 3749 mSolverCounterSat, 0.1s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 938 GetRequests, 753 SyntacticMatches, 8 SemanticMatches, 177 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1739 ImplicationChecksByTransitivity, 2.0s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=982occurred in iteration=8, InterpolantAutomatonStates: 160, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: 0.7s AutomataMinimizationTime, 11 MinimizatonAttempts, 419 StatesRemovedByMinimization, 8 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 52 LocationsWithAnnotation, 2707 PreInvPairs, 3044 NumberOfFragments, 3171 HoareAnnotationTreeSize, 2707 FomulaSimplifications, 10554 FormulaSimplificationTreeSizeReduction, 0.8s HoareSimplificationTime, 52 FomulaSimplificationsInter, 17985 FormulaSimplificationTreeSizeReductionInter, 7.7s HoareSimplificationTimeInter, RefinementEngineStatistics: TRACE_CHECK: 0.1s SsaConstructionTime, 0.3s SatisfiabilityAnalysisTime, 3.2s InterpolantComputationTime, 1071 NumberOfCodeBlocks, 1071 NumberOfCodeBlocksAsserted, 13 NumberOfCheckSat, 1358 ConstructedInterpolants, 0 QuantifiedInterpolants, 2593 SizeOfPredicates, 6 NumberOfNonLiveVariables, 951 ConjunctsInSsa, 21 ConjunctsInUnsatCore, 15 InterpolantComputations, 9 PerfectInterpolantSequences, 670/775 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: 1006]: Loop Invariant Derived loop invariant: (((pumpRunning == 0) && (1 == systemActive)) && (waterLevel == 1)) - InvariantResult [Line: 420]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 151]: Loop Invariant Derived loop invariant: ((((2 < waterLevel) || !((\old(pumpRunning) == 0))) || !((1 == systemActive))) && (((((pumpRunning == \old(pumpRunning)) || !((1 == systemActive))) || (1 < waterLevel)) || (switchedOnBeforeTS < 1)) || (\old(pumpRunning) < 1))) - InvariantResult [Line: 503]: Loop Invariant Derived loop invariant: (((pumpRunning == 0) && (1 == systemActive)) && (waterLevel == 1)) - InvariantResult [Line: 285]: Loop Invariant Derived loop invariant: (((((2 < waterLevel) || !((\old(pumpRunning) == 0))) || !((1 == systemActive))) || ((1 <= pumpRunning) && (2 == waterLevel))) && (((!((1 == systemActive)) || (1 < waterLevel)) || (switchedOnBeforeTS < 1)) || (\old(pumpRunning) < 1))) - InvariantResult [Line: 96]: 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))) || (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)))) && ((!((\old(pumpRunning) == 0)) || (2 < \old(waterLevel))) || !((0 == systemActive)))) - InvariantResult [Line: 301]: 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))) || (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)))) && ((!((\old(pumpRunning) == 0)) || (2 < \old(waterLevel))) || !((0 == systemActive)))) - InvariantResult [Line: 555]: Loop Invariant Derived loop invariant: (((((((((!((1 == systemActive)) || (((((pumpRunning == 0) && (waterLevel == \result)) && (waterLevel == 1)) && (1 <= switchedOnBeforeTS)) && (tmp == waterLevel))) || !((\old(waterLevel) == 2))) || (\old(pumpRunning) < 1)) || (((((pumpRunning == \old(pumpRunning)) && (tmp == 1)) && (waterLevel == 1)) && (1 <= switchedOnBeforeTS)) && (\result == 1))) && (((!((\old(pumpRunning) == 0)) || ((((pumpRunning == 0) && (2 == waterLevel)) && (2 == \result)) && (tmp == 2))) || !((\old(waterLevel) == 2))) || !((0 == systemActive)))) && ((((1 < \old(waterLevel)) || !((\old(pumpRunning) == 0))) || (((((pumpRunning == 0) && (waterLevel == \result)) && (\old(pumpRunning) == 0)) && (\old(waterLevel) == waterLevel)) && (tmp == waterLevel))) || !((0 == systemActive)))) && ((((!((\old(pumpRunning) == 0)) || !((1 == systemActive))) || (((((pumpRunning == 0) && (waterLevel == \result)) && (\old(pumpRunning) == 0)) && (\old(waterLevel) == waterLevel)) && (tmp == waterLevel))) || (2 < \old(waterLevel))) || (((((1 <= pumpRunning) && (2 == waterLevel)) && (2 == \result)) && (tmp == 2)) && (\old(waterLevel) == 2)))) && ((((((((((((pumpRunning == 0) && (waterLevel == \result)) && (\old(waterLevel) == waterLevel)) && (1 <= switchedOnBeforeTS)) && (tmp == waterLevel)) || (\old(switchedOnBeforeTS) < 1)) || !((1 == systemActive))) || (((((((pumpRunning == \old(pumpRunning)) && (waterLevel == \result)) && (waterLevel <= 1)) && (1 == systemActive)) && ((waterLevel + 1) <= \old(waterLevel))) && (1 <= switchedOnBeforeTS)) && (tmp == waterLevel))) || (((((pumpRunning == \old(pumpRunning)) && (waterLevel == \result)) && (\old(waterLevel) == waterLevel)) && (1 <= switchedOnBeforeTS)) && (tmp == waterLevel))) || (((((((pumpRunning == 0) && (waterLevel == \result)) && (waterLevel <= 1)) && (1 == systemActive)) && ((waterLevel + 1) <= \old(waterLevel))) && (1 <= switchedOnBeforeTS)) && (tmp == waterLevel))) || (\old(pumpRunning) < 1)) || (2 < \old(waterLevel)))) && (((((!((\old(waterLevel) == 1)) || (\old(switchedOnBeforeTS) < 1)) || !((1 == systemActive))) || (((((((pumpRunning == \old(pumpRunning)) && (waterLevel == \result)) && (waterLevel <= 1)) && (1 == systemActive)) && ((waterLevel + 1) <= \old(waterLevel))) && (1 <= switchedOnBeforeTS)) && (tmp == waterLevel))) || (((((((pumpRunning == 0) && (waterLevel == \result)) && (waterLevel <= 1)) && (1 == systemActive)) && ((waterLevel + 1) <= \old(waterLevel))) && (1 <= switchedOnBeforeTS)) && (tmp == waterLevel))) || (\old(pumpRunning) < 1))) - InvariantResult [Line: 952]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 137]: 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: 429]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 357]: Loop Invariant Derived loop invariant: ((((((2 < waterLevel) || !((\old(pumpRunning) == 0))) || !((1 == systemActive))) || ((pumpRunning == 0) && (2 == waterLevel))) || (((((pumpRunning == 0) && !((\result == 0))) && (\result == 0)) && (tmp___0 == 0)) && !((tmp == 0)))) && (((!((1 == systemActive)) || (1 < waterLevel)) || (switchedOnBeforeTS < 1)) || (\old(pumpRunning) < 1))) - InvariantResult [Line: 1013]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 537]: Loop Invariant Derived loop invariant: (((pumpRunning == 0) && (1 == systemActive)) && (waterLevel == 1)) - InvariantResult [Line: 395]: Loop Invariant Derived loop invariant: ((((pumpRunning == 0) && (splverifierCounter == 0)) && (waterLevel <= 2)) && (0 == systemActive)) - InvariantResult [Line: 376]: Loop Invariant Derived loop invariant: ((((2 < waterLevel) || !((\old(pumpRunning) == 0))) || !((1 == systemActive))) && (((((pumpRunning == \old(pumpRunning)) || !((1 == systemActive))) || (1 < waterLevel)) || (switchedOnBeforeTS < 1)) || (\old(pumpRunning) < 1))) - InvariantResult [Line: 410]: Loop Invariant Derived loop invariant: (((((((pumpRunning == 0) && (2 == waterLevel)) && (1 == systemActive)) && (splverifierCounter == 0)) || ((((1 <= pumpRunning) && (2 == waterLevel)) && (1 == systemActive)) && (splverifierCounter == 0))) || (((((1 <= pumpRunning) && (1 == systemActive)) && (splverifierCounter == 0)) && (waterLevel <= 2)) && (1 <= switchedOnBeforeTS))) || ((((pumpRunning == 0) && (waterLevel <= 1)) && (1 == systemActive)) && (splverifierCounter == 0))) - InvariantResult [Line: 527]: Loop Invariant Derived loop invariant: (((((!((\old(pumpRunning) == 0)) || !((1 == systemActive))) || (2 < \old(waterLevel))) && ((!((1 == systemActive)) || !((\old(waterLevel) == 2))) || (\old(pumpRunning) < 1))) && ((((\old(switchedOnBeforeTS) < 1) || !((1 == systemActive))) || (\old(pumpRunning) < 1)) || (2 < \old(waterLevel)))) && ((!((\old(pumpRunning) == 0)) || (2 < \old(waterLevel))) || !((0 == systemActive)))) - InvariantResult [Line: 128]: Loop Invariant Derived loop invariant: ((((((((((((!((\old(waterLevel) == 1)) || (\old(switchedOnBeforeTS) < 1)) || !((1 == systemActive))) || (((((pumpRunning == 0) && (waterLevel == \result)) && (waterLevel <= 1)) && ((waterLevel + 1) <= \old(waterLevel))) && (1 <= switchedOnBeforeTS))) || (\old(pumpRunning) < 1)) || (((((((1 <= pumpRunning) && (pumpRunning == \old(pumpRunning))) && (waterLevel == \result)) && (waterLevel <= 1)) && (1 == systemActive)) && ((waterLevel + 1) <= \old(waterLevel))) && (1 <= switchedOnBeforeTS))) && ((((!((1 == systemActive)) || (((((pumpRunning == 0) && (waterLevel == \result)) && (waterLevel <= 1)) && ((waterLevel + 1) <= \old(waterLevel))) && (1 <= switchedOnBeforeTS))) || !((\old(waterLevel) == 2))) || (\old(pumpRunning) < 1)) || (((((((1 <= pumpRunning) && (pumpRunning == \old(pumpRunning))) && (waterLevel == \result)) && (waterLevel <= 1)) && (1 == systemActive)) && ((waterLevel + 1) <= \old(waterLevel))) && (1 <= switchedOnBeforeTS)))) && ((((1 < \old(waterLevel)) || !((\old(pumpRunning) == 0))) || (((pumpRunning == 0) && (waterLevel == \result)) && (\old(waterLevel) == waterLevel))) || !((0 == systemActive)))) && (((!((1 == systemActive)) || !((\old(waterLevel) == 2))) || (\old(pumpRunning) < 1)) || (\result == 1))) && ((((1 < \old(waterLevel)) || !((\old(pumpRunning) == 0))) || !((1 == systemActive))) || (((pumpRunning == 0) && (waterLevel == \result)) && (\old(waterLevel) == waterLevel)))) && ((((((((\old(switchedOnBeforeTS) < 1) || !((1 == systemActive))) || (((((pumpRunning == 0) && (waterLevel == \result)) && (waterLevel <= 1)) && ((waterLevel + 1) <= \old(waterLevel))) && (1 <= switchedOnBeforeTS))) || ((((pumpRunning == 0) && (waterLevel == \result)) && (\old(waterLevel) == waterLevel)) && (1 <= switchedOnBeforeTS))) || ((((pumpRunning == \old(pumpRunning)) && (waterLevel == \result)) && (\old(waterLevel) == waterLevel)) && (1 <= switchedOnBeforeTS))) || (\old(pumpRunning) < 1)) || (2 < \old(waterLevel))) || (((((((1 <= pumpRunning) && (pumpRunning == \old(pumpRunning))) && (waterLevel == \result)) && (waterLevel <= 1)) && (1 == systemActive)) && ((waterLevel + 1) <= \old(waterLevel))) && (1 <= switchedOnBeforeTS)))) && (((!((\old(pumpRunning) == 0)) || (((pumpRunning == 0) && (2 == waterLevel)) && (2 == \result))) || !((\old(waterLevel) == 2))) || !((0 == systemActive)))) && ((((!((\old(pumpRunning) == 0)) || !((1 == systemActive))) || (((pumpRunning == 0) && (2 == waterLevel)) && (2 == \result))) || !((\old(waterLevel) == 2))) || (((1 <= pumpRunning) && (2 == waterLevel)) && (2 == \result)))) - InvariantResult [Line: 260]: Loop Invariant Derived loop invariant: (((((((((((((1 < \old(waterLevel)) || (((pumpRunning == \old(pumpRunning)) && (\old(waterLevel) == waterLevel)) && (1 <= switchedOnBeforeTS))) || (\old(switchedOnBeforeTS) < 1)) || !((1 == systemActive))) || (((((pumpRunning == 0) && (waterLevel <= 1)) && (1 == systemActive)) && ((waterLevel + 1) <= \old(waterLevel))) && (1 <= switchedOnBeforeTS))) || (\old(pumpRunning) < 1)) || (((pumpRunning == 0) && (\old(waterLevel) == waterLevel)) && (1 <= switchedOnBeforeTS))) || (((((pumpRunning == \old(pumpRunning)) && (waterLevel <= 1)) && (1 == systemActive)) && ((waterLevel + 1) <= \old(waterLevel))) && (1 <= switchedOnBeforeTS))) && (((((!((\old(waterLevel) == 1)) || (\old(switchedOnBeforeTS) < 1)) || !((1 == systemActive))) || (((((pumpRunning == 0) && (waterLevel <= 1)) && (1 == systemActive)) && ((waterLevel + 1) <= \old(waterLevel))) && (1 <= switchedOnBeforeTS))) || (\old(pumpRunning) < 1)) || (((((pumpRunning == \old(pumpRunning)) && (waterLevel <= 1)) && (1 == systemActive)) && ((waterLevel + 1) <= \old(waterLevel))) && (1 <= switchedOnBeforeTS)))) && ((((!((\old(pumpRunning) == 0)) || !((1 == systemActive))) || ((1 <= pumpRunning) && (2 == waterLevel))) || ((pumpRunning == 0) && (2 == waterLevel))) || !((\old(waterLevel) == 2)))) && ((((1 < \old(waterLevel)) || !((\old(pumpRunning) == 0))) || ((pumpRunning == 0) && (\old(waterLevel) == waterLevel))) || !((1 == systemActive)))) && ((!((\old(pumpRunning) == 0)) || (2 < \old(waterLevel))) || !((0 == systemActive)))) && ((((!((1 == systemActive)) || (((pumpRunning == \old(pumpRunning)) && (waterLevel == 1)) && (1 <= switchedOnBeforeTS))) || !((\old(waterLevel) == 2))) || (\old(pumpRunning) < 1)) || (((pumpRunning == 0) && (waterLevel == 1)) && (1 <= switchedOnBeforeTS)))) - InvariantResult [Line: 517]: Loop Invariant Derived loop invariant: (((pumpRunning == 0) && (1 == systemActive)) && (waterLevel == 1)) - InvariantResult [Line: 510]: Loop Invariant Derived loop invariant: (((pumpRunning == 0) && (1 == systemActive)) && (waterLevel == 1)) - InvariantResult [Line: 545]: Loop Invariant Derived loop invariant: ((((((!((1 == systemActive)) || (((pumpRunning == \old(pumpRunning)) && (2 == waterLevel)) && (1 <= switchedOnBeforeTS))) || !((\old(waterLevel) == 2))) || (\old(pumpRunning) < 1)) && (((!((\old(pumpRunning) == 0)) || ((pumpRunning == 0) && (\old(waterLevel) == waterLevel))) || (2 < \old(waterLevel))) || !((0 == systemActive)))) && (((((1 < \old(waterLevel)) || (((pumpRunning == \old(pumpRunning)) && (\old(waterLevel) == waterLevel)) && (1 <= switchedOnBeforeTS))) || (\old(switchedOnBeforeTS) < 1)) || !((1 == systemActive))) || (\old(pumpRunning) < 1))) && (((!((\old(pumpRunning) == 0)) || ((pumpRunning == 0) && (\old(waterLevel) == waterLevel))) || !((1 == systemActive))) || (2 < \old(waterLevel)))) - InvariantResult [Line: 60]: 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))) || (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)))) && ((!((\old(pumpRunning) == 0)) || (2 < \old(waterLevel))) || !((0 == systemActive)))) - InvariantResult [Line: 1024]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 430]: Loop Invariant Derived loop invariant: (((((((((pumpRunning == 0) && (2 == waterLevel)) && (splverifierCounter == 0)) && (0 == systemActive)) || (((((1 <= pumpRunning) && (waterLevel <= 1)) && (1 == systemActive)) && (splverifierCounter == 0)) && (1 <= switchedOnBeforeTS))) || ((((pumpRunning == 0) && (waterLevel <= 1)) && (splverifierCounter == 0)) && (0 == systemActive))) || ((((pumpRunning == 0) && (2 == waterLevel)) && (1 == systemActive)) && (splverifierCounter == 0))) || ((((1 <= pumpRunning) && (2 == waterLevel)) && (1 == systemActive)) && (splverifierCounter == 0))) || ((((pumpRunning == 0) && (waterLevel <= 1)) && (1 == systemActive)) && (splverifierCounter == 0))) - InvariantResult [Line: 962]: Loop Invariant Derived loop invariant: 1 RESULT: Ultimate proved your program to be correct! [2023-11-06 22:11:31,734 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6ac0813a-f874-4cc3-a4eb-b0f6659a6aec/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