./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-pe-ci_file-90.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version a0165632 Calling Ultimate with: /usr/lib/jvm/java-1.11.0-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_edb5bac0-2d6c-4aeb-8c10-e5d1fdec0e8b/bin/uautomizer-verify-jihMAELWvX/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_edb5bac0-2d6c-4aeb-8c10-e5d1fdec0e8b/bin/uautomizer-verify-jihMAELWvX/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_edb5bac0-2d6c-4aeb-8c10-e5d1fdec0e8b/bin/uautomizer-verify-jihMAELWvX/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_edb5bac0-2d6c-4aeb-8c10-e5d1fdec0e8b/bin/uautomizer-verify-jihMAELWvX/config/AutomizerReach.xml -i ../../sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-pe-ci_file-90.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_edb5bac0-2d6c-4aeb-8c10-e5d1fdec0e8b/bin/uautomizer-verify-jihMAELWvX/config/svcomp-Reach-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_edb5bac0-2d6c-4aeb-8c10-e5d1fdec0e8b/bin/uautomizer-verify-jihMAELWvX --witnessprinter.witness.filename witness --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 eb317fac4733296e764d15c5d1055d4412d25f784c848e329f8f4334cc494698 --- Real Ultimate output --- This is Ultimate 0.2.5-dev-a016563 [2024-11-08 18:13:37,677 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-08 18:13:37,795 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_edb5bac0-2d6c-4aeb-8c10-e5d1fdec0e8b/bin/uautomizer-verify-jihMAELWvX/config/svcomp-Reach-32bit-Automizer_Default.epf [2024-11-08 18:13:37,805 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-08 18:13:37,805 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-11-08 18:13:37,848 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-08 18:13:37,849 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-11-08 18:13:37,849 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-11-08 18:13:37,850 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2024-11-08 18:13:37,851 INFO L153 SettingsManager]: * Use memory slicer=true [2024-11-08 18:13:37,851 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-08 18:13:37,852 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-11-08 18:13:37,852 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-08 18:13:37,853 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-08 18:13:37,853 INFO L153 SettingsManager]: * Use SBE=true [2024-11-08 18:13:37,854 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-08 18:13:37,854 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-08 18:13:37,855 INFO L153 SettingsManager]: * sizeof long=4 [2024-11-08 18:13:37,855 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-11-08 18:13:37,856 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-11-08 18:13:37,856 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-08 18:13:37,863 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-08 18:13:37,865 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-08 18:13:37,865 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-08 18:13:37,865 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-08 18:13:37,866 INFO L153 SettingsManager]: * sizeof long double=12 [2024-11-08 18:13:37,866 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-08 18:13:37,866 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-08 18:13:37,879 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-08 18:13:37,879 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-11-08 18:13:37,880 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-11-08 18:13:37,880 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-11-08 18:13:37,881 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-11-08 18:13:37,881 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-08 18:13:37,882 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-08 18:13:37,882 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-08 18:13:37,882 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2024-11-08 18:13:37,883 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-11-08 18:13:37,883 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-11-08 18:13:37,883 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2024-11-08 18:13:37,884 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2024-11-08 18:13:37,884 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2024-11-08 18:13:37,885 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_edb5bac0-2d6c-4aeb-8c10-e5d1fdec0e8b/bin/uautomizer-verify-jihMAELWvX/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_edb5bac0-2d6c-4aeb-8c10-e5d1fdec0e8b/bin/uautomizer-verify-jihMAELWvX Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> eb317fac4733296e764d15c5d1055d4412d25f784c848e329f8f4334cc494698 [2024-11-08 18:13:38,187 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-08 18:13:38,217 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-08 18:13:38,221 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-08 18:13:38,222 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-08 18:13:38,223 INFO L274 PluginConnector]: CDTParser initialized [2024-11-08 18:13:38,225 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_edb5bac0-2d6c-4aeb-8c10-e5d1fdec0e8b/bin/uautomizer-verify-jihMAELWvX/../../sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-pe-ci_file-90.i Unable to find full path for "g++" [2024-11-08 18:13:40,661 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-08 18:13:40,903 INFO L384 CDTParser]: Found 1 translation units. [2024-11-08 18:13:40,904 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_edb5bac0-2d6c-4aeb-8c10-e5d1fdec0e8b/sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-pe-ci_file-90.i [2024-11-08 18:13:40,916 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_edb5bac0-2d6c-4aeb-8c10-e5d1fdec0e8b/bin/uautomizer-verify-jihMAELWvX/data/5e51dc125/2c2896059a114d92ad5072149add94bd/FLAGf8d9e9c10 [2024-11-08 18:13:41,238 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_edb5bac0-2d6c-4aeb-8c10-e5d1fdec0e8b/bin/uautomizer-verify-jihMAELWvX/data/5e51dc125/2c2896059a114d92ad5072149add94bd [2024-11-08 18:13:41,241 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-08 18:13:41,243 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-08 18:13:41,245 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-08 18:13:41,245 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-08 18:13:41,257 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-08 18:13:41,258 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 08.11 06:13:41" (1/1) ... [2024-11-08 18:13:41,259 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@1a36bc69 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 06:13:41, skipping insertion in model container [2024-11-08 18:13:41,260 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 08.11 06:13:41" (1/1) ... [2024-11-08 18:13:41,308 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-08 18:13:41,532 WARN L250 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_edb5bac0-2d6c-4aeb-8c10-e5d1fdec0e8b/sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-pe-ci_file-90.i[919,932] [2024-11-08 18:13:41,657 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-08 18:13:41,673 INFO L200 MainTranslator]: Completed pre-run [2024-11-08 18:13:41,688 WARN L250 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_edb5bac0-2d6c-4aeb-8c10-e5d1fdec0e8b/sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-pe-ci_file-90.i[919,932] [2024-11-08 18:13:41,746 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-08 18:13:41,785 INFO L204 MainTranslator]: Completed translation [2024-11-08 18:13:41,787 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 06:13:41 WrapperNode [2024-11-08 18:13:41,787 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-08 18:13:41,792 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-08 18:13:41,792 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-08 18:13:41,792 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-08 18:13:41,803 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 06:13:41" (1/1) ... [2024-11-08 18:13:41,821 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 06:13:41" (1/1) ... [2024-11-08 18:13:41,903 INFO L138 Inliner]: procedures = 26, calls = 49, calls flagged for inlining = 8, calls inlined = 8, statements flattened = 255 [2024-11-08 18:13:41,904 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-08 18:13:41,905 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-08 18:13:41,908 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-08 18:13:41,909 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-08 18:13:41,926 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 06:13:41" (1/1) ... [2024-11-08 18:13:41,926 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 06:13:41" (1/1) ... [2024-11-08 18:13:41,932 INFO L184 PluginConnector]: Executing the observer MemorySlicer from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 06:13:41" (1/1) ... [2024-11-08 18:13:41,969 INFO L175 MemorySlicer]: Split 2 memory accesses to 1 slices as follows [2]. 100 percent of accesses are in the largest equivalence class. The 2 initializations are split as follows [2]. The 0 writes are split as follows [0]. [2024-11-08 18:13:41,970 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 06:13:41" (1/1) ... [2024-11-08 18:13:41,970 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 06:13:41" (1/1) ... [2024-11-08 18:13:41,983 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 06:13:41" (1/1) ... [2024-11-08 18:13:41,989 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 06:13:41" (1/1) ... [2024-11-08 18:13:41,992 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 06:13:41" (1/1) ... [2024-11-08 18:13:41,995 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 06:13:41" (1/1) ... [2024-11-08 18:13:42,001 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-08 18:13:42,002 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-08 18:13:42,003 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-08 18:13:42,003 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-08 18:13:42,004 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 06:13:41" (1/1) ... [2024-11-08 18:13:42,012 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-11-08 18:13:42,027 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_edb5bac0-2d6c-4aeb-8c10-e5d1fdec0e8b/bin/uautomizer-verify-jihMAELWvX/z3 [2024-11-08 18:13:42,056 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_edb5bac0-2d6c-4aeb-8c10-e5d1fdec0e8b/bin/uautomizer-verify-jihMAELWvX/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (exit command is (exit), workingDir is null) [2024-11-08 18:13:42,065 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_edb5bac0-2d6c-4aeb-8c10-e5d1fdec0e8b/bin/uautomizer-verify-jihMAELWvX/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (1)] Waiting until timeout for monitored process [2024-11-08 18:13:42,106 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-08 18:13:42,107 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2024-11-08 18:13:42,108 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2024-11-08 18:13:42,108 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#0 [2024-11-08 18:13:42,109 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-08 18:13:42,109 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-08 18:13:42,283 INFO L238 CfgBuilder]: Building ICFG [2024-11-08 18:13:42,289 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-08 18:13:43,138 INFO L? ?]: Removed 13 outVars from TransFormulas that were not future-live. [2024-11-08 18:13:43,141 INFO L287 CfgBuilder]: Performing block encoding [2024-11-08 18:13:43,159 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-08 18:13:43,159 INFO L316 CfgBuilder]: Removed 1 assume(true) statements. [2024-11-08 18:13:43,160 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 08.11 06:13:43 BoogieIcfgContainer [2024-11-08 18:13:43,160 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-08 18:13:43,162 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2024-11-08 18:13:43,163 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2024-11-08 18:13:43,167 INFO L274 PluginConnector]: TraceAbstraction initialized [2024-11-08 18:13:43,167 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 08.11 06:13:41" (1/3) ... [2024-11-08 18:13:43,194 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@56b7f1df and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 08.11 06:13:43, skipping insertion in model container [2024-11-08 18:13:43,194 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 06:13:41" (2/3) ... [2024-11-08 18:13:43,197 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@56b7f1df and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 08.11 06:13:43, skipping insertion in model container [2024-11-08 18:13:43,197 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 08.11 06:13:43" (3/3) ... [2024-11-08 18:13:43,203 INFO L112 eAbstractionObserver]: Analyzing ICFG hardness_fillercode_fillercodestructure_filler-pe-ci_file-90.i [2024-11-08 18:13:43,227 INFO L214 ceAbstractionStarter]: Automizer settings: Hoare:LoopHeads NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2024-11-08 18:13:43,227 INFO L154 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2024-11-08 18:13:43,337 INFO L332 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2024-11-08 18:13:43,348 INFO L333 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, mAutomataTypeConcurrency=PETRI_NET, mHoareTripleChecks=INCREMENTAL, mHoareAnnotationPositions=LoopHeads, 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;@7f38fb1d, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-11-08 18:13:43,348 INFO L334 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2024-11-08 18:13:43,353 INFO L276 IsEmpty]: Start isEmpty. Operand has 111 states, 72 states have (on average 1.4722222222222223) internal successors, (106), 73 states have internal predecessors, (106), 36 states have call successors, (36), 1 states have call predecessors, (36), 1 states have return successors, (36), 36 states have call predecessors, (36), 36 states have call successors, (36) [2024-11-08 18:13:43,380 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 228 [2024-11-08 18:13:43,381 INFO L207 NwaCegarLoop]: Found error trace [2024-11-08 18:13:43,384 INFO L215 NwaCegarLoop]: trace histogram [36, 36, 36, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-08 18:13:43,385 INFO L396 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-08 18:13:43,394 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-08 18:13:43,395 INFO L85 PathProgramCache]: Analyzing trace with hash -2084798921, now seen corresponding path program 1 times [2024-11-08 18:13:43,408 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-08 18:13:43,408 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [351837635] [2024-11-08 18:13:43,409 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-08 18:13:43,409 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 18:13:43,662 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:13:43,902 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-11-08 18:13:43,906 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:13:43,912 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2024-11-08 18:13:43,916 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:13:43,920 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 15 [2024-11-08 18:13:43,923 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:13:43,927 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 21 [2024-11-08 18:13:43,930 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:13:43,935 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 26 [2024-11-08 18:13:43,938 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:13:43,942 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 31 [2024-11-08 18:13:43,946 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:13:43,950 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2024-11-08 18:13:43,953 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:13:43,957 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 42 [2024-11-08 18:13:43,960 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:13:43,965 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 48 [2024-11-08 18:13:43,969 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:13:43,973 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 53 [2024-11-08 18:13:43,976 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:13:43,981 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 59 [2024-11-08 18:13:43,984 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:13:43,988 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 64 [2024-11-08 18:13:43,991 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:13:43,995 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 70 [2024-11-08 18:13:43,998 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:13:44,002 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 75 [2024-11-08 18:13:44,005 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:13:44,009 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 81 [2024-11-08 18:13:44,012 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:13:44,016 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 87 [2024-11-08 18:13:44,019 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:13:44,023 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 93 [2024-11-08 18:13:44,026 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:13:44,029 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 98 [2024-11-08 18:13:44,032 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:13:44,036 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 104 [2024-11-08 18:13:44,039 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:13:44,043 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 109 [2024-11-08 18:13:44,046 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:13:44,049 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 115 [2024-11-08 18:13:44,052 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:13:44,056 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 120 [2024-11-08 18:13:44,063 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:13:44,068 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 126 [2024-11-08 18:13:44,078 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:13:44,082 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 131 [2024-11-08 18:13:44,088 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:13:44,099 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 137 [2024-11-08 18:13:44,102 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:13:44,109 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 142 [2024-11-08 18:13:44,115 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:13:44,119 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 148 [2024-11-08 18:13:44,122 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:13:44,125 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 153 [2024-11-08 18:13:44,128 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:13:44,132 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 159 [2024-11-08 18:13:44,135 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:13:44,138 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 164 [2024-11-08 18:13:44,141 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:13:44,145 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 170 [2024-11-08 18:13:44,148 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:13:44,152 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 175 [2024-11-08 18:13:44,155 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:13:44,159 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 181 [2024-11-08 18:13:44,162 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:13:44,166 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 186 [2024-11-08 18:13:44,169 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:13:44,173 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 192 [2024-11-08 18:13:44,176 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:13:44,180 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 197 [2024-11-08 18:13:44,183 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:13:44,191 INFO L134 CoverageAnalysis]: Checked inductivity of 2520 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2520 trivial. 0 not checked. [2024-11-08 18:13:44,194 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-08 18:13:44,195 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [351837635] [2024-11-08 18:13:44,196 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [351837635] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-08 18:13:44,196 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-08 18:13:44,197 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2024-11-08 18:13:44,201 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1086017792] [2024-11-08 18:13:44,202 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-08 18:13:44,211 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2024-11-08 18:13:44,211 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-08 18:13:44,255 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2024-11-08 18:13:44,256 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2024-11-08 18:13:44,260 INFO L87 Difference]: Start difference. First operand has 111 states, 72 states have (on average 1.4722222222222223) internal successors, (106), 73 states have internal predecessors, (106), 36 states have call successors, (36), 1 states have call predecessors, (36), 1 states have return successors, (36), 36 states have call predecessors, (36), 36 states have call successors, (36) Second operand has 2 states, 2 states have (on average 25.0) internal successors, (50), 2 states have internal predecessors, (50), 2 states have call successors, (36), 1 states have call predecessors, (36), 1 states have return successors, (36), 1 states have call predecessors, (36), 2 states have call successors, (36) [2024-11-08 18:13:44,317 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-08 18:13:44,319 INFO L93 Difference]: Finished difference Result 215 states and 386 transitions. [2024-11-08 18:13:44,320 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-11-08 18:13:44,322 INFO L78 Accepts]: Start accepts. Automaton has has 2 states, 2 states have (on average 25.0) internal successors, (50), 2 states have internal predecessors, (50), 2 states have call successors, (36), 1 states have call predecessors, (36), 1 states have return successors, (36), 1 states have call predecessors, (36), 2 states have call successors, (36) Word has length 227 [2024-11-08 18:13:44,322 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-08 18:13:44,333 INFO L225 Difference]: With dead ends: 215 [2024-11-08 18:13:44,334 INFO L226 Difference]: Without dead ends: 107 [2024-11-08 18:13:44,339 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 110 GetRequests, 110 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2024-11-08 18:13:44,343 INFO L432 NwaCegarLoop]: 171 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, 171 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 [2024-11-08 18:13:44,345 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 171 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 0 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2024-11-08 18:13:44,370 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 107 states. [2024-11-08 18:13:44,413 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 107 to 107. [2024-11-08 18:13:44,414 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 107 states, 69 states have (on average 1.434782608695652) internal successors, (99), 69 states have internal predecessors, (99), 36 states have call successors, (36), 1 states have call predecessors, (36), 1 states have return successors, (36), 36 states have call predecessors, (36), 36 states have call successors, (36) [2024-11-08 18:13:44,418 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 107 states to 107 states and 171 transitions. [2024-11-08 18:13:44,420 INFO L78 Accepts]: Start accepts. Automaton has 107 states and 171 transitions. Word has length 227 [2024-11-08 18:13:44,421 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-08 18:13:44,421 INFO L471 AbstractCegarLoop]: Abstraction has 107 states and 171 transitions. [2024-11-08 18:13:44,422 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 25.0) internal successors, (50), 2 states have internal predecessors, (50), 2 states have call successors, (36), 1 states have call predecessors, (36), 1 states have return successors, (36), 1 states have call predecessors, (36), 2 states have call successors, (36) [2024-11-08 18:13:44,422 INFO L276 IsEmpty]: Start isEmpty. Operand 107 states and 171 transitions. [2024-11-08 18:13:44,428 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 228 [2024-11-08 18:13:44,428 INFO L207 NwaCegarLoop]: Found error trace [2024-11-08 18:13:44,429 INFO L215 NwaCegarLoop]: trace histogram [36, 36, 36, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-08 18:13:44,429 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2024-11-08 18:13:44,430 INFO L396 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-08 18:13:44,430 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-08 18:13:44,431 INFO L85 PathProgramCache]: Analyzing trace with hash -1471251665, now seen corresponding path program 1 times [2024-11-08 18:13:44,431 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-08 18:13:44,431 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [541564605] [2024-11-08 18:13:44,431 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-08 18:13:44,432 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 18:13:44,561 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:13:44,841 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-11-08 18:13:44,843 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:13:44,850 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2024-11-08 18:13:44,856 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:13:44,862 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 15 [2024-11-08 18:13:44,864 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:13:44,870 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 21 [2024-11-08 18:13:44,872 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:13:44,876 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 26 [2024-11-08 18:13:44,880 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:13:44,883 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 31 [2024-11-08 18:13:44,885 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:13:44,892 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2024-11-08 18:13:44,893 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:13:44,899 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 42 [2024-11-08 18:13:44,901 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:13:44,906 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 48 [2024-11-08 18:13:44,909 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:13:44,911 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 53 [2024-11-08 18:13:44,914 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:13:44,919 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 59 [2024-11-08 18:13:44,921 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:13:44,925 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 64 [2024-11-08 18:13:44,929 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:13:44,933 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 70 [2024-11-08 18:13:44,936 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:13:44,938 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 75 [2024-11-08 18:13:44,944 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:13:44,949 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 81 [2024-11-08 18:13:44,952 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:13:44,956 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 87 [2024-11-08 18:13:44,961 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:13:44,964 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 93 [2024-11-08 18:13:44,966 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:13:44,968 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 98 [2024-11-08 18:13:44,970 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:13:44,972 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 104 [2024-11-08 18:13:44,974 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:13:44,976 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 109 [2024-11-08 18:13:44,978 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:13:44,981 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 115 [2024-11-08 18:13:44,983 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:13:44,986 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 120 [2024-11-08 18:13:44,988 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:13:44,990 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 126 [2024-11-08 18:13:44,992 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:13:44,994 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 131 [2024-11-08 18:13:44,996 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:13:44,999 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 137 [2024-11-08 18:13:45,000 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:13:45,002 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 142 [2024-11-08 18:13:45,005 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:13:45,007 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 148 [2024-11-08 18:13:45,009 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:13:45,011 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 153 [2024-11-08 18:13:45,013 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:13:45,016 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 159 [2024-11-08 18:13:45,018 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:13:45,020 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 164 [2024-11-08 18:13:45,022 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:13:45,024 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 170 [2024-11-08 18:13:45,026 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:13:45,029 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 175 [2024-11-08 18:13:45,031 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:13:45,033 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 181 [2024-11-08 18:13:45,035 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:13:45,037 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 186 [2024-11-08 18:13:45,039 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:13:45,042 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 192 [2024-11-08 18:13:45,044 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:13:45,047 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 197 [2024-11-08 18:13:45,049 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:13:45,053 INFO L134 CoverageAnalysis]: Checked inductivity of 2520 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2520 trivial. 0 not checked. [2024-11-08 18:13:45,053 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-08 18:13:45,054 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [541564605] [2024-11-08 18:13:45,054 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [541564605] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-08 18:13:45,054 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-08 18:13:45,055 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2024-11-08 18:13:45,055 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1693554465] [2024-11-08 18:13:45,055 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-08 18:13:45,057 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-11-08 18:13:45,058 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-08 18:13:45,059 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-11-08 18:13:45,059 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-08 18:13:45,060 INFO L87 Difference]: Start difference. First operand 107 states and 171 transitions. Second operand has 3 states, 3 states have (on average 16.666666666666668) internal successors, (50), 3 states have internal predecessors, (50), 1 states have call successors, (36), 1 states have call predecessors, (36), 1 states have return successors, (36), 1 states have call predecessors, (36), 1 states have call successors, (36) [2024-11-08 18:13:45,172 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-08 18:13:45,172 INFO L93 Difference]: Finished difference Result 263 states and 418 transitions. [2024-11-08 18:13:45,173 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-08 18:13:45,173 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 16.666666666666668) internal successors, (50), 3 states have internal predecessors, (50), 1 states have call successors, (36), 1 states have call predecessors, (36), 1 states have return successors, (36), 1 states have call predecessors, (36), 1 states have call successors, (36) Word has length 227 [2024-11-08 18:13:45,175 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-08 18:13:45,178 INFO L225 Difference]: With dead ends: 263 [2024-11-08 18:13:45,178 INFO L226 Difference]: Without dead ends: 159 [2024-11-08 18:13:45,180 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 75 GetRequests, 74 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-08 18:13:45,181 INFO L432 NwaCegarLoop]: 176 mSDtfsCounter, 74 mSDsluCounter, 154 mSDsCounter, 0 mSdLazyCounter, 11 mSolverCounterSat, 5 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 74 SdHoareTripleChecker+Valid, 330 SdHoareTripleChecker+Invalid, 16 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 5 IncrementalHoareTripleChecker+Valid, 11 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2024-11-08 18:13:45,182 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [74 Valid, 330 Invalid, 16 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [5 Valid, 11 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2024-11-08 18:13:45,184 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 159 states. [2024-11-08 18:13:45,230 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 159 to 156. [2024-11-08 18:13:45,231 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 156 states, 105 states have (on average 1.4285714285714286) internal successors, (150), 106 states have internal predecessors, (150), 48 states have call successors, (48), 2 states have call predecessors, (48), 2 states have return successors, (48), 47 states have call predecessors, (48), 48 states have call successors, (48) [2024-11-08 18:13:45,237 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 156 states to 156 states and 246 transitions. [2024-11-08 18:13:45,238 INFO L78 Accepts]: Start accepts. Automaton has 156 states and 246 transitions. Word has length 227 [2024-11-08 18:13:45,239 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-08 18:13:45,243 INFO L471 AbstractCegarLoop]: Abstraction has 156 states and 246 transitions. [2024-11-08 18:13:45,244 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 16.666666666666668) internal successors, (50), 3 states have internal predecessors, (50), 1 states have call successors, (36), 1 states have call predecessors, (36), 1 states have return successors, (36), 1 states have call predecessors, (36), 1 states have call successors, (36) [2024-11-08 18:13:45,244 INFO L276 IsEmpty]: Start isEmpty. Operand 156 states and 246 transitions. [2024-11-08 18:13:45,254 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 228 [2024-11-08 18:13:45,254 INFO L207 NwaCegarLoop]: Found error trace [2024-11-08 18:13:45,254 INFO L215 NwaCegarLoop]: trace histogram [36, 36, 36, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-08 18:13:45,255 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2024-11-08 18:13:45,255 INFO L396 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-08 18:13:45,259 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-08 18:13:45,259 INFO L85 PathProgramCache]: Analyzing trace with hash -791193295, now seen corresponding path program 1 times [2024-11-08 18:13:45,259 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-08 18:13:45,260 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1996588112] [2024-11-08 18:13:45,260 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-08 18:13:45,260 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 18:13:45,379 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:13:45,648 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-11-08 18:13:45,650 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:13:45,652 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2024-11-08 18:13:45,655 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:13:45,660 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 15 [2024-11-08 18:13:45,662 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:13:45,664 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 21 [2024-11-08 18:13:45,665 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:13:45,667 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 26 [2024-11-08 18:13:45,671 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:13:45,674 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 31 [2024-11-08 18:13:45,675 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:13:45,679 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2024-11-08 18:13:45,684 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:13:45,686 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 42 [2024-11-08 18:13:45,689 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:13:45,693 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 48 [2024-11-08 18:13:45,696 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:13:45,698 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 53 [2024-11-08 18:13:45,703 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:13:45,705 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 59 [2024-11-08 18:13:45,709 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:13:45,716 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 64 [2024-11-08 18:13:45,717 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:13:45,723 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 70 [2024-11-08 18:13:45,725 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:13:45,729 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 75 [2024-11-08 18:13:45,731 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:13:45,733 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 81 [2024-11-08 18:13:45,736 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:13:45,738 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 87 [2024-11-08 18:13:45,740 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:13:45,743 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 93 [2024-11-08 18:13:45,744 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:13:45,748 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 98 [2024-11-08 18:13:45,750 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:13:45,754 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 104 [2024-11-08 18:13:45,755 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:13:45,758 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 109 [2024-11-08 18:13:45,759 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:13:45,765 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 115 [2024-11-08 18:13:45,767 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:13:45,769 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 120 [2024-11-08 18:13:45,775 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:13:45,777 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 126 [2024-11-08 18:13:45,779 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:13:45,780 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 131 [2024-11-08 18:13:45,784 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:13:45,786 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 137 [2024-11-08 18:13:45,788 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:13:45,790 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 142 [2024-11-08 18:13:45,792 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:13:45,794 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 148 [2024-11-08 18:13:45,796 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:13:45,798 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 153 [2024-11-08 18:13:45,800 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:13:45,802 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 159 [2024-11-08 18:13:45,803 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:13:45,805 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 164 [2024-11-08 18:13:45,806 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:13:45,811 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 170 [2024-11-08 18:13:45,813 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:13:45,815 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 175 [2024-11-08 18:13:45,817 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:13:45,819 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 181 [2024-11-08 18:13:45,823 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:13:45,826 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 186 [2024-11-08 18:13:45,828 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:13:45,847 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 192 [2024-11-08 18:13:45,848 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:13:45,854 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 197 [2024-11-08 18:13:45,856 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:13:45,859 INFO L134 CoverageAnalysis]: Checked inductivity of 2520 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2520 trivial. 0 not checked. [2024-11-08 18:13:45,860 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-08 18:13:45,862 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1996588112] [2024-11-08 18:13:45,862 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1996588112] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-08 18:13:45,863 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-08 18:13:45,863 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2024-11-08 18:13:45,863 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1015904618] [2024-11-08 18:13:45,864 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-08 18:13:45,865 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-11-08 18:13:45,867 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-08 18:13:45,868 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-11-08 18:13:45,868 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-08 18:13:45,869 INFO L87 Difference]: Start difference. First operand 156 states and 246 transitions. Second operand has 3 states, 3 states have (on average 16.666666666666668) internal successors, (50), 3 states have internal predecessors, (50), 1 states have call successors, (36), 1 states have call predecessors, (36), 1 states have return successors, (36), 1 states have call predecessors, (36), 1 states have call successors, (36) [2024-11-08 18:13:46,021 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-08 18:13:46,021 INFO L93 Difference]: Finished difference Result 399 states and 627 transitions. [2024-11-08 18:13:46,022 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-08 18:13:46,022 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 16.666666666666668) internal successors, (50), 3 states have internal predecessors, (50), 1 states have call successors, (36), 1 states have call predecessors, (36), 1 states have return successors, (36), 1 states have call predecessors, (36), 1 states have call successors, (36) Word has length 227 [2024-11-08 18:13:46,025 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-08 18:13:46,029 INFO L225 Difference]: With dead ends: 399 [2024-11-08 18:13:46,034 INFO L226 Difference]: Without dead ends: 246 [2024-11-08 18:13:46,036 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 76 GetRequests, 75 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-08 18:13:46,037 INFO L432 NwaCegarLoop]: 182 mSDtfsCounter, 65 mSDsluCounter, 150 mSDsCounter, 0 mSdLazyCounter, 25 mSolverCounterSat, 4 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 65 SdHoareTripleChecker+Valid, 332 SdHoareTripleChecker+Invalid, 29 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 4 IncrementalHoareTripleChecker+Valid, 25 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2024-11-08 18:13:46,042 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [65 Valid, 332 Invalid, 29 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [4 Valid, 25 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2024-11-08 18:13:46,043 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 246 states. [2024-11-08 18:13:46,090 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 246 to 242. [2024-11-08 18:13:46,091 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 242 states, 177 states have (on average 1.463276836158192) internal successors, (259), 180 states have internal predecessors, (259), 60 states have call successors, (60), 4 states have call predecessors, (60), 4 states have return successors, (60), 57 states have call predecessors, (60), 60 states have call successors, (60) [2024-11-08 18:13:46,098 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 242 states to 242 states and 379 transitions. [2024-11-08 18:13:46,099 INFO L78 Accepts]: Start accepts. Automaton has 242 states and 379 transitions. Word has length 227 [2024-11-08 18:13:46,103 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-08 18:13:46,104 INFO L471 AbstractCegarLoop]: Abstraction has 242 states and 379 transitions. [2024-11-08 18:13:46,104 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 16.666666666666668) internal successors, (50), 3 states have internal predecessors, (50), 1 states have call successors, (36), 1 states have call predecessors, (36), 1 states have return successors, (36), 1 states have call predecessors, (36), 1 states have call successors, (36) [2024-11-08 18:13:46,104 INFO L276 IsEmpty]: Start isEmpty. Operand 242 states and 379 transitions. [2024-11-08 18:13:46,113 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 228 [2024-11-08 18:13:46,114 INFO L207 NwaCegarLoop]: Found error trace [2024-11-08 18:13:46,114 INFO L215 NwaCegarLoop]: trace histogram [36, 36, 36, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-08 18:13:46,114 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2024-11-08 18:13:46,118 INFO L396 AbstractCegarLoop]: === Iteration 4 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-08 18:13:46,119 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-08 18:13:46,119 INFO L85 PathProgramCache]: Analyzing trace with hash -368491469, now seen corresponding path program 1 times [2024-11-08 18:13:46,119 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-08 18:13:46,119 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1603575435] [2024-11-08 18:13:46,120 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-08 18:13:46,120 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 18:13:46,258 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:13:47,090 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-11-08 18:13:47,095 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:13:47,107 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2024-11-08 18:13:47,110 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:13:47,119 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 15 [2024-11-08 18:13:47,121 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:13:47,129 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 21 [2024-11-08 18:13:47,132 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:13:47,142 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 26 [2024-11-08 18:13:47,144 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:13:47,152 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 31 [2024-11-08 18:13:47,154 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:13:47,162 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2024-11-08 18:13:47,167 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:13:47,173 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 42 [2024-11-08 18:13:47,179 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:13:47,196 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 48 [2024-11-08 18:13:47,199 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:13:47,207 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 53 [2024-11-08 18:13:47,210 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:13:47,219 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 59 [2024-11-08 18:13:47,223 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:13:47,233 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 64 [2024-11-08 18:13:47,236 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:13:47,244 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 70 [2024-11-08 18:13:47,251 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:13:47,257 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 75 [2024-11-08 18:13:47,264 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:13:47,280 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 81 [2024-11-08 18:13:47,287 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:13:47,296 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 87 [2024-11-08 18:13:47,300 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:13:47,314 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 93 [2024-11-08 18:13:47,316 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:13:47,323 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 98 [2024-11-08 18:13:47,327 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:13:47,335 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 104 [2024-11-08 18:13:47,339 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:13:47,354 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 109 [2024-11-08 18:13:47,357 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:13:47,365 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 115 [2024-11-08 18:13:47,368 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:13:47,380 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 120 [2024-11-08 18:13:47,388 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:13:47,402 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 126 [2024-11-08 18:13:47,404 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:13:47,410 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 131 [2024-11-08 18:13:47,413 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:13:47,422 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 137 [2024-11-08 18:13:47,425 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:13:47,432 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 142 [2024-11-08 18:13:47,435 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:13:47,442 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 148 [2024-11-08 18:13:47,445 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:13:47,451 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 153 [2024-11-08 18:13:47,456 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:13:47,464 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 159 [2024-11-08 18:13:47,467 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:13:47,475 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 164 [2024-11-08 18:13:47,477 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:13:47,484 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 170 [2024-11-08 18:13:47,487 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:13:47,496 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 175 [2024-11-08 18:13:47,499 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:13:47,505 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 181 [2024-11-08 18:13:47,508 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:13:47,516 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 186 [2024-11-08 18:13:47,519 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:13:47,525 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 192 [2024-11-08 18:13:47,528 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:13:47,534 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 197 [2024-11-08 18:13:47,537 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:13:47,548 INFO L134 CoverageAnalysis]: Checked inductivity of 2520 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2520 trivial. 0 not checked. [2024-11-08 18:13:47,548 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-08 18:13:47,548 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1603575435] [2024-11-08 18:13:47,549 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1603575435] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-08 18:13:47,549 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-08 18:13:47,549 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2024-11-08 18:13:47,549 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [960572539] [2024-11-08 18:13:47,549 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-08 18:13:47,550 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2024-11-08 18:13:47,550 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-08 18:13:47,552 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2024-11-08 18:13:47,552 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2024-11-08 18:13:47,552 INFO L87 Difference]: Start difference. First operand 242 states and 379 transitions. Second operand has 4 states, 4 states have (on average 12.5) internal successors, (50), 4 states have internal predecessors, (50), 1 states have call successors, (36), 1 states have call predecessors, (36), 1 states have return successors, (36), 1 states have call predecessors, (36), 1 states have call successors, (36) [2024-11-08 18:13:48,168 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-08 18:13:48,169 INFO L93 Difference]: Finished difference Result 684 states and 1072 transitions. [2024-11-08 18:13:48,170 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-11-08 18:13:48,170 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 12.5) internal successors, (50), 4 states have internal predecessors, (50), 1 states have call successors, (36), 1 states have call predecessors, (36), 1 states have return successors, (36), 1 states have call predecessors, (36), 1 states have call successors, (36) Word has length 227 [2024-11-08 18:13:48,171 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-08 18:13:48,175 INFO L225 Difference]: With dead ends: 684 [2024-11-08 18:13:48,176 INFO L226 Difference]: Without dead ends: 445 [2024-11-08 18:13:48,177 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 78 GetRequests, 75 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2024-11-08 18:13:48,179 INFO L432 NwaCegarLoop]: 162 mSDtfsCounter, 104 mSDsluCounter, 312 mSDsCounter, 0 mSdLazyCounter, 33 mSolverCounterSat, 110 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 104 SdHoareTripleChecker+Valid, 474 SdHoareTripleChecker+Invalid, 143 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 110 IncrementalHoareTripleChecker+Valid, 33 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.5s IncrementalHoareTripleChecker+Time [2024-11-08 18:13:48,179 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [104 Valid, 474 Invalid, 143 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [110 Valid, 33 Invalid, 0 Unknown, 0 Unchecked, 0.5s Time] [2024-11-08 18:13:48,181 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 445 states. [2024-11-08 18:13:48,295 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 445 to 415. [2024-11-08 18:13:48,298 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 415 states, 311 states have (on average 1.4855305466237942) internal successors, (462), 314 states have internal predecessors, (462), 96 states have call successors, (96), 7 states have call predecessors, (96), 7 states have return successors, (96), 93 states have call predecessors, (96), 96 states have call successors, (96) [2024-11-08 18:13:48,303 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 415 states to 415 states and 654 transitions. [2024-11-08 18:13:48,304 INFO L78 Accepts]: Start accepts. Automaton has 415 states and 654 transitions. Word has length 227 [2024-11-08 18:13:48,305 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-08 18:13:48,305 INFO L471 AbstractCegarLoop]: Abstraction has 415 states and 654 transitions. [2024-11-08 18:13:48,307 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 12.5) internal successors, (50), 4 states have internal predecessors, (50), 1 states have call successors, (36), 1 states have call predecessors, (36), 1 states have return successors, (36), 1 states have call predecessors, (36), 1 states have call successors, (36) [2024-11-08 18:13:48,308 INFO L276 IsEmpty]: Start isEmpty. Operand 415 states and 654 transitions. [2024-11-08 18:13:48,312 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 230 [2024-11-08 18:13:48,313 INFO L207 NwaCegarLoop]: Found error trace [2024-11-08 18:13:48,313 INFO L215 NwaCegarLoop]: trace histogram [36, 36, 36, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-08 18:13:48,313 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2024-11-08 18:13:48,313 INFO L396 AbstractCegarLoop]: === Iteration 5 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-08 18:13:48,314 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-08 18:13:48,314 INFO L85 PathProgramCache]: Analyzing trace with hash 277722663, now seen corresponding path program 1 times [2024-11-08 18:13:48,315 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-08 18:13:48,316 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [97111902] [2024-11-08 18:13:48,316 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-08 18:13:48,316 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 18:13:48,367 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:13:48,697 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-11-08 18:13:48,701 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:13:48,705 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2024-11-08 18:13:48,707 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:13:48,710 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 15 [2024-11-08 18:13:48,712 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:13:48,716 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 21 [2024-11-08 18:13:48,718 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:13:48,722 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 26 [2024-11-08 18:13:48,725 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:13:48,729 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 31 [2024-11-08 18:13:48,731 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:13:48,734 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2024-11-08 18:13:48,736 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:13:48,742 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 42 [2024-11-08 18:13:48,744 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:13:48,750 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 48 [2024-11-08 18:13:48,752 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:13:48,755 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 53 [2024-11-08 18:13:48,758 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:13:48,762 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 59 [2024-11-08 18:13:48,764 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:13:48,768 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 64 [2024-11-08 18:13:48,770 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:13:48,773 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 70 [2024-11-08 18:13:48,774 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:13:48,779 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 75 [2024-11-08 18:13:48,782 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:13:48,787 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 81 [2024-11-08 18:13:48,791 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:13:48,796 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 87 [2024-11-08 18:13:48,802 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:13:48,810 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 93 [2024-11-08 18:13:48,812 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:13:48,818 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 98 [2024-11-08 18:13:48,821 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:13:48,825 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 104 [2024-11-08 18:13:48,828 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:13:48,836 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 109 [2024-11-08 18:13:48,839 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:13:48,843 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 115 [2024-11-08 18:13:48,847 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:13:48,852 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 120 [2024-11-08 18:13:48,854 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:13:48,862 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 126 [2024-11-08 18:13:48,864 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:13:48,868 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 131 [2024-11-08 18:13:48,870 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:13:48,874 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 137 [2024-11-08 18:13:48,877 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:13:48,897 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 142 [2024-11-08 18:13:48,899 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:13:48,909 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 148 [2024-11-08 18:13:48,912 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:13:48,915 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 153 [2024-11-08 18:13:48,917 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:13:48,922 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 159 [2024-11-08 18:13:48,924 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:13:48,927 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 164 [2024-11-08 18:13:48,929 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:13:48,937 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 170 [2024-11-08 18:13:48,939 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:13:48,949 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 175 [2024-11-08 18:13:48,952 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:13:48,956 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 181 [2024-11-08 18:13:48,958 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:13:48,962 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 186 [2024-11-08 18:13:48,964 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:13:48,968 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 192 [2024-11-08 18:13:48,970 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:13:48,976 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 197 [2024-11-08 18:13:48,978 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:13:48,984 INFO L134 CoverageAnalysis]: Checked inductivity of 2520 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2520 trivial. 0 not checked. [2024-11-08 18:13:48,984 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-08 18:13:48,985 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [97111902] [2024-11-08 18:13:48,985 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [97111902] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-08 18:13:48,985 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-08 18:13:48,985 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2024-11-08 18:13:48,985 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1498224404] [2024-11-08 18:13:48,985 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-08 18:13:48,986 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2024-11-08 18:13:48,986 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-08 18:13:48,988 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2024-11-08 18:13:48,989 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2024-11-08 18:13:48,989 INFO L87 Difference]: Start difference. First operand 415 states and 654 transitions. Second operand has 4 states, 4 states have (on average 13.0) internal successors, (52), 4 states have internal predecessors, (52), 1 states have call successors, (36), 1 states have call predecessors, (36), 1 states have return successors, (36), 1 states have call predecessors, (36), 1 states have call successors, (36) [2024-11-08 18:13:49,417 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-08 18:13:49,417 INFO L93 Difference]: Finished difference Result 1177 states and 1857 transitions. [2024-11-08 18:13:49,417 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-11-08 18:13:49,418 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 13.0) internal successors, (52), 4 states have internal predecessors, (52), 1 states have call successors, (36), 1 states have call predecessors, (36), 1 states have return successors, (36), 1 states have call predecessors, (36), 1 states have call successors, (36) Word has length 229 [2024-11-08 18:13:49,418 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-08 18:13:49,424 INFO L225 Difference]: With dead ends: 1177 [2024-11-08 18:13:49,424 INFO L226 Difference]: Without dead ends: 836 [2024-11-08 18:13:49,426 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 79 GetRequests, 76 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2024-11-08 18:13:49,427 INFO L432 NwaCegarLoop]: 203 mSDtfsCounter, 167 mSDsluCounter, 318 mSDsCounter, 0 mSdLazyCounter, 33 mSolverCounterSat, 110 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 167 SdHoareTripleChecker+Valid, 521 SdHoareTripleChecker+Invalid, 143 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 110 IncrementalHoareTripleChecker+Valid, 33 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.3s IncrementalHoareTripleChecker+Time [2024-11-08 18:13:49,427 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [167 Valid, 521 Invalid, 143 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [110 Valid, 33 Invalid, 0 Unknown, 0 Unchecked, 0.3s Time] [2024-11-08 18:13:49,429 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 836 states. [2024-11-08 18:13:49,532 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 836 to 808. [2024-11-08 18:13:49,534 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 808 states, 640 states have (on average 1.4984375) internal successors, (959), 646 states have internal predecessors, (959), 156 states have call successors, (156), 11 states have call predecessors, (156), 11 states have return successors, (156), 150 states have call predecessors, (156), 156 states have call successors, (156) [2024-11-08 18:13:49,540 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 808 states to 808 states and 1271 transitions. [2024-11-08 18:13:49,541 INFO L78 Accepts]: Start accepts. Automaton has 808 states and 1271 transitions. Word has length 229 [2024-11-08 18:13:49,542 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-08 18:13:49,542 INFO L471 AbstractCegarLoop]: Abstraction has 808 states and 1271 transitions. [2024-11-08 18:13:49,543 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 13.0) internal successors, (52), 4 states have internal predecessors, (52), 1 states have call successors, (36), 1 states have call predecessors, (36), 1 states have return successors, (36), 1 states have call predecessors, (36), 1 states have call successors, (36) [2024-11-08 18:13:49,543 INFO L276 IsEmpty]: Start isEmpty. Operand 808 states and 1271 transitions. [2024-11-08 18:13:49,547 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 232 [2024-11-08 18:13:49,547 INFO L207 NwaCegarLoop]: Found error trace [2024-11-08 18:13:49,547 INFO L215 NwaCegarLoop]: trace histogram [36, 36, 36, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-08 18:13:49,547 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2024-11-08 18:13:49,548 INFO L396 AbstractCegarLoop]: === Iteration 6 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-08 18:13:49,548 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-08 18:13:49,548 INFO L85 PathProgramCache]: Analyzing trace with hash 1576068691, now seen corresponding path program 1 times [2024-11-08 18:13:49,549 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-08 18:13:49,549 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [187005930] [2024-11-08 18:13:49,549 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-08 18:13:49,549 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 18:13:49,754 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-08 18:13:49,759 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [69233766] [2024-11-08 18:13:49,760 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-08 18:13:49,760 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-08 18:13:49,760 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_edb5bac0-2d6c-4aeb-8c10-e5d1fdec0e8b/bin/uautomizer-verify-jihMAELWvX/z3 [2024-11-08 18:13:49,763 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_edb5bac0-2d6c-4aeb-8c10-e5d1fdec0e8b/bin/uautomizer-verify-jihMAELWvX/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-11-08 18:13:49,766 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_edb5bac0-2d6c-4aeb-8c10-e5d1fdec0e8b/bin/uautomizer-verify-jihMAELWvX/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Waiting until timeout for monitored process [2024-11-08 18:13:50,055 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:13:50,060 INFO L255 TraceCheckSpWp]: Trace formula consists of 526 conjuncts, 7 conjuncts are in the unsatisfiable core [2024-11-08 18:13:50,078 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-08 18:13:55,105 WARN L873 $PredicateComparison]: unable to prove that (or (exists ((~var_1_4~0 Int)) (and (<= ~var_1_4~0 c_~var_1_3~0) (<= 1 (mod (div 8 ~var_1_4~0) 4294967296)) (<= (+ ~var_1_4~0 1) 0))) (exists ((~var_1_4~0 Int)) (and (<= ~var_1_4~0 c_~var_1_3~0) (<= 1 (mod (div 8 ~var_1_4~0) 4294967296)) (<= 0 ~var_1_4~0))) (< 0 (mod (div 8 c_~var_1_3~0) 4294967296))) is different from true [2024-11-08 18:13:58,737 INFO L134 CoverageAnalysis]: Checked inductivity of 2520 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2520 trivial. 0 not checked. [2024-11-08 18:13:58,738 INFO L307 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-11-08 18:13:58,738 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-08 18:13:58,739 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [187005930] [2024-11-08 18:13:58,739 WARN L311 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: SMT_SOLVER_CANNOT_INTERPOLATE_INPUT [2024-11-08 18:13:58,740 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [69233766] [2024-11-08 18:13:58,740 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [69233766] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-08 18:13:58,740 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-08 18:13:58,740 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2024-11-08 18:13:58,741 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2093154599] [2024-11-08 18:13:58,741 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-08 18:13:58,743 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2024-11-08 18:13:58,743 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-08 18:13:58,744 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2024-11-08 18:13:58,744 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=14, Unknown=1, NotChecked=6, Total=30 [2024-11-08 18:13:58,744 INFO L87 Difference]: Start difference. First operand 808 states and 1271 transitions. Second operand has 6 states, 6 states have (on average 9.0) internal successors, (54), 5 states have internal predecessors, (54), 1 states have call successors, (36), 1 states have call predecessors, (36), 1 states have return successors, (36), 1 states have call predecessors, (36), 1 states have call successors, (36) [2024-11-08 18:14:07,866 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=true, quantifiers [0] [2024-11-08 18:14:12,280 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.02s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=true, quantifiers [0] [2024-11-08 18:14:12,879 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-08 18:14:12,880 INFO L93 Difference]: Finished difference Result 1913 states and 3011 transitions. [2024-11-08 18:14:12,885 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-11-08 18:14:12,885 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 6 states have (on average 9.0) internal successors, (54), 5 states have internal predecessors, (54), 1 states have call successors, (36), 1 states have call predecessors, (36), 1 states have return successors, (36), 1 states have call predecessors, (36), 1 states have call successors, (36) Word has length 231 [2024-11-08 18:14:12,886 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-08 18:14:12,899 INFO L225 Difference]: With dead ends: 1913 [2024-11-08 18:14:12,900 INFO L226 Difference]: Without dead ends: 1669 [2024-11-08 18:14:12,901 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 233 GetRequests, 226 SyntacticMatches, 0 SemanticMatches, 7 ConstructedPredicates, 1 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 8.9s TimeCoverageRelationStatistics Valid=25, Invalid=33, Unknown=2, NotChecked=12, Total=72 [2024-11-08 18:14:12,905 INFO L432 NwaCegarLoop]: 197 mSDtfsCounter, 220 mSDsluCounter, 508 mSDsCounter, 0 mSdLazyCounter, 54 mSolverCounterSat, 73 mSolverCounterUnsat, 2 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 8.6s Time, 0 mProtectedPredicate, 0 mProtectedAction, 220 SdHoareTripleChecker+Valid, 705 SdHoareTripleChecker+Invalid, 538 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 73 IncrementalHoareTripleChecker+Valid, 54 IncrementalHoareTripleChecker+Invalid, 2 IncrementalHoareTripleChecker+Unknown, 409 IncrementalHoareTripleChecker+Unchecked, 9.4s IncrementalHoareTripleChecker+Time [2024-11-08 18:14:12,907 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [220 Valid, 705 Invalid, 538 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [73 Valid, 54 Invalid, 2 Unknown, 409 Unchecked, 9.4s Time] [2024-11-08 18:14:12,910 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1669 states. [2024-11-08 18:14:13,097 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1669 to 1498. [2024-11-08 18:14:13,101 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1498 states, 1202 states have (on average 1.5074875207986689) internal successors, (1812), 1214 states have internal predecessors, (1812), 276 states have call successors, (276), 19 states have call predecessors, (276), 19 states have return successors, (276), 264 states have call predecessors, (276), 276 states have call successors, (276) [2024-11-08 18:14:13,113 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1498 states to 1498 states and 2364 transitions. [2024-11-08 18:14:13,115 INFO L78 Accepts]: Start accepts. Automaton has 1498 states and 2364 transitions. Word has length 231 [2024-11-08 18:14:13,116 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-08 18:14:13,116 INFO L471 AbstractCegarLoop]: Abstraction has 1498 states and 2364 transitions. [2024-11-08 18:14:13,120 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 9.0) internal successors, (54), 5 states have internal predecessors, (54), 1 states have call successors, (36), 1 states have call predecessors, (36), 1 states have return successors, (36), 1 states have call predecessors, (36), 1 states have call successors, (36) [2024-11-08 18:14:13,120 INFO L276 IsEmpty]: Start isEmpty. Operand 1498 states and 2364 transitions. [2024-11-08 18:14:13,125 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 232 [2024-11-08 18:14:13,125 INFO L207 NwaCegarLoop]: Found error trace [2024-11-08 18:14:13,125 INFO L215 NwaCegarLoop]: trace histogram [36, 36, 36, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-08 18:14:13,153 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_edb5bac0-2d6c-4aeb-8c10-e5d1fdec0e8b/bin/uautomizer-verify-jihMAELWvX/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Ended with exit code 0 [2024-11-08 18:14:13,330 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5,2 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_edb5bac0-2d6c-4aeb-8c10-e5d1fdec0e8b/bin/uautomizer-verify-jihMAELWvX/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-08 18:14:13,331 INFO L396 AbstractCegarLoop]: === Iteration 7 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-08 18:14:13,335 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-08 18:14:13,335 INFO L85 PathProgramCache]: Analyzing trace with hash 1834234129, now seen corresponding path program 1 times [2024-11-08 18:14:13,335 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-08 18:14:13,335 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [780010568] [2024-11-08 18:14:13,336 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-08 18:14:13,336 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 18:14:13,533 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-08 18:14:13,536 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [350240761] [2024-11-08 18:14:13,537 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-08 18:14:13,539 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-08 18:14:13,540 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_edb5bac0-2d6c-4aeb-8c10-e5d1fdec0e8b/bin/uautomizer-verify-jihMAELWvX/z3 [2024-11-08 18:14:13,542 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_edb5bac0-2d6c-4aeb-8c10-e5d1fdec0e8b/bin/uautomizer-verify-jihMAELWvX/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-11-08 18:14:13,543 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_edb5bac0-2d6c-4aeb-8c10-e5d1fdec0e8b/bin/uautomizer-verify-jihMAELWvX/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Waiting until timeout for monitored process [2024-11-08 18:14:13,871 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:14:13,875 INFO L255 TraceCheckSpWp]: Trace formula consists of 524 conjuncts, 19 conjuncts are in the unsatisfiable core [2024-11-08 18:14:13,888 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-08 18:14:23,352 WARN L873 $PredicateComparison]: unable to prove that (or (< 4294967264 (mod (div 8 c_~var_1_3~0) 4294967296)) (exists ((~var_1_4~0 Int)) (and (<= ~var_1_4~0 c_~var_1_3~0) (<= 0 ~var_1_4~0) (<= 4294967265 (mod (div 8 ~var_1_4~0) 4294967296)))) (exists ((~var_1_4~0 Int)) (and (<= ~var_1_4~0 c_~var_1_3~0) (<= 4294967265 (mod (div 8 ~var_1_4~0) 4294967296)) (<= (+ ~var_1_4~0 1) 0)))) is different from true [2024-11-08 18:14:27,387 INFO L134 CoverageAnalysis]: Checked inductivity of 2520 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2520 trivial. 0 not checked. [2024-11-08 18:14:27,388 INFO L307 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-11-08 18:14:27,388 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-08 18:14:27,388 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [780010568] [2024-11-08 18:14:27,388 WARN L311 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: SMT_SOLVER_CANNOT_INTERPOLATE_INPUT [2024-11-08 18:14:27,388 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [350240761] [2024-11-08 18:14:27,388 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [350240761] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-08 18:14:27,388 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-08 18:14:27,389 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2024-11-08 18:14:27,389 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1740157623] [2024-11-08 18:14:27,389 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-08 18:14:27,390 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 8 states [2024-11-08 18:14:27,390 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-08 18:14:27,407 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2024-11-08 18:14:27,407 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=14, Invalid=31, Unknown=1, NotChecked=10, Total=56 [2024-11-08 18:14:27,408 INFO L87 Difference]: Start difference. First operand 1498 states and 2364 transitions. Second operand has 8 states, 8 states have (on average 6.75) internal successors, (54), 7 states have internal predecessors, (54), 1 states have call successors, (36), 1 states have call predecessors, (36), 1 states have return successors, (36), 1 states have call predecessors, (36), 1 states have call successors, (36) [2024-11-08 18:14:41,439 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=true, quantifiers [0] [2024-11-08 18:14:46,435 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=true, quantifiers [0] [2024-11-08 18:14:46,584 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-08 18:14:46,585 INFO L93 Difference]: Finished difference Result 2082 states and 3247 transitions. [2024-11-08 18:14:46,585 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-11-08 18:14:46,586 INFO L78 Accepts]: Start accepts. Automaton has has 8 states, 8 states have (on average 6.75) internal successors, (54), 7 states have internal predecessors, (54), 1 states have call successors, (36), 1 states have call predecessors, (36), 1 states have return successors, (36), 1 states have call predecessors, (36), 1 states have call successors, (36) Word has length 231 [2024-11-08 18:14:46,587 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-08 18:14:46,599 INFO L225 Difference]: With dead ends: 2082 [2024-11-08 18:14:46,600 INFO L226 Difference]: Without dead ends: 1587 [2024-11-08 18:14:46,603 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 234 GetRequests, 224 SyntacticMatches, 0 SemanticMatches, 10 ConstructedPredicates, 1 IntricatePredicates, 0 DeprecatedPredicates, 6 ImplicationChecksByTransitivity, 14.5s TimeCoverageRelationStatistics Valid=36, Invalid=74, Unknown=4, NotChecked=18, Total=132 [2024-11-08 18:14:46,604 INFO L432 NwaCegarLoop]: 178 mSDtfsCounter, 101 mSDsluCounter, 737 mSDsCounter, 0 mSdLazyCounter, 192 mSolverCounterSat, 73 mSolverCounterUnsat, 2 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 9.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 101 SdHoareTripleChecker+Valid, 915 SdHoareTripleChecker+Invalid, 615 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 73 IncrementalHoareTripleChecker+Valid, 192 IncrementalHoareTripleChecker+Invalid, 2 IncrementalHoareTripleChecker+Unknown, 348 IncrementalHoareTripleChecker+Unchecked, 9.2s IncrementalHoareTripleChecker+Time [2024-11-08 18:14:46,605 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [101 Valid, 915 Invalid, 615 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [73 Valid, 192 Invalid, 2 Unknown, 348 Unchecked, 9.2s Time] [2024-11-08 18:14:46,609 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1587 states. [2024-11-08 18:14:46,743 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1587 to 1498. [2024-11-08 18:14:46,747 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1498 states, 1202 states have (on average 1.5074875207986689) internal successors, (1812), 1214 states have internal predecessors, (1812), 276 states have call successors, (276), 19 states have call predecessors, (276), 19 states have return successors, (276), 264 states have call predecessors, (276), 276 states have call successors, (276) [2024-11-08 18:14:46,755 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1498 states to 1498 states and 2364 transitions. [2024-11-08 18:14:46,757 INFO L78 Accepts]: Start accepts. Automaton has 1498 states and 2364 transitions. Word has length 231 [2024-11-08 18:14:46,758 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-08 18:14:46,758 INFO L471 AbstractCegarLoop]: Abstraction has 1498 states and 2364 transitions. [2024-11-08 18:14:46,759 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 8 states, 8 states have (on average 6.75) internal successors, (54), 7 states have internal predecessors, (54), 1 states have call successors, (36), 1 states have call predecessors, (36), 1 states have return successors, (36), 1 states have call predecessors, (36), 1 states have call successors, (36) [2024-11-08 18:14:46,759 INFO L276 IsEmpty]: Start isEmpty. Operand 1498 states and 2364 transitions. [2024-11-08 18:14:46,765 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 232 [2024-11-08 18:14:46,765 INFO L207 NwaCegarLoop]: Found error trace [2024-11-08 18:14:46,766 INFO L215 NwaCegarLoop]: trace histogram [36, 36, 36, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-08 18:14:46,793 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_edb5bac0-2d6c-4aeb-8c10-e5d1fdec0e8b/bin/uautomizer-verify-jihMAELWvX/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Ended with exit code 0 [2024-11-08 18:14:46,970 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6,3 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_edb5bac0-2d6c-4aeb-8c10-e5d1fdec0e8b/bin/uautomizer-verify-jihMAELWvX/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-08 18:14:46,970 INFO L396 AbstractCegarLoop]: === Iteration 8 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-08 18:14:46,971 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-08 18:14:46,971 INFO L85 PathProgramCache]: Analyzing trace with hash 564951441, now seen corresponding path program 1 times [2024-11-08 18:14:46,971 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-08 18:14:46,971 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1701003645] [2024-11-08 18:14:46,971 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-08 18:14:46,972 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 18:14:47,083 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:14:47,407 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-11-08 18:14:47,408 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:14:47,410 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2024-11-08 18:14:47,411 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:14:47,412 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 15 [2024-11-08 18:14:47,414 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:14:47,415 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 21 [2024-11-08 18:14:47,417 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:14:47,419 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 26 [2024-11-08 18:14:47,421 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:14:47,422 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 31 [2024-11-08 18:14:47,423 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:14:47,425 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2024-11-08 18:14:47,427 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:14:47,428 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 42 [2024-11-08 18:14:47,430 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:14:47,432 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 48 [2024-11-08 18:14:47,433 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:14:47,435 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 53 [2024-11-08 18:14:47,436 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:14:47,438 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 59 [2024-11-08 18:14:47,439 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:14:47,441 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 64 [2024-11-08 18:14:47,448 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:14:47,450 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 70 [2024-11-08 18:14:47,451 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:14:47,452 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 75 [2024-11-08 18:14:47,454 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:14:47,455 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 81 [2024-11-08 18:14:47,457 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:14:47,458 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 87 [2024-11-08 18:14:47,460 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:14:47,461 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 93 [2024-11-08 18:14:47,462 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:14:47,464 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 98 [2024-11-08 18:14:47,465 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:14:47,467 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 104 [2024-11-08 18:14:47,468 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:14:47,472 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 109 [2024-11-08 18:14:47,474 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:14:47,477 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 115 [2024-11-08 18:14:47,479 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:14:47,556 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 120 [2024-11-08 18:14:47,558 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:14:47,561 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 126 [2024-11-08 18:14:47,563 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:14:47,565 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 131 [2024-11-08 18:14:47,567 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:14:47,570 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 137 [2024-11-08 18:14:47,572 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:14:47,575 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 142 [2024-11-08 18:14:47,577 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:14:47,580 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 148 [2024-11-08 18:14:47,582 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:14:47,584 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 153 [2024-11-08 18:14:47,586 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:14:47,590 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 159 [2024-11-08 18:14:47,592 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:14:47,599 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 164 [2024-11-08 18:14:47,604 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:14:47,609 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 170 [2024-11-08 18:14:47,612 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:14:47,615 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 175 [2024-11-08 18:14:47,617 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:14:47,620 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 181 [2024-11-08 18:14:47,622 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:14:47,625 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 186 [2024-11-08 18:14:47,628 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:14:47,631 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 192 [2024-11-08 18:14:47,633 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:14:47,637 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 197 [2024-11-08 18:14:47,640 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:14:47,645 INFO L134 CoverageAnalysis]: Checked inductivity of 2520 backedges. 60 proven. 45 refuted. 0 times theorem prover too weak. 2415 trivial. 0 not checked. [2024-11-08 18:14:47,645 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-08 18:14:47,645 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1701003645] [2024-11-08 18:14:47,646 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1701003645] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-08 18:14:47,646 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [290282354] [2024-11-08 18:14:47,646 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-08 18:14:47,646 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-08 18:14:47,647 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_edb5bac0-2d6c-4aeb-8c10-e5d1fdec0e8b/bin/uautomizer-verify-jihMAELWvX/z3 [2024-11-08 18:14:47,649 INFO L229 MonitoredProcess]: Starting monitored process 4 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_edb5bac0-2d6c-4aeb-8c10-e5d1fdec0e8b/bin/uautomizer-verify-jihMAELWvX/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-11-08 18:14:47,651 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_edb5bac0-2d6c-4aeb-8c10-e5d1fdec0e8b/bin/uautomizer-verify-jihMAELWvX/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Waiting until timeout for monitored process [2024-11-08 18:14:47,846 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:14:47,849 INFO L255 TraceCheckSpWp]: Trace formula consists of 525 conjuncts, 6 conjuncts are in the unsatisfiable core [2024-11-08 18:14:47,855 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-08 18:14:49,153 INFO L134 CoverageAnalysis]: Checked inductivity of 2520 backedges. 1275 proven. 45 refuted. 0 times theorem prover too weak. 1200 trivial. 0 not checked. [2024-11-08 18:14:49,153 INFO L311 TraceCheckSpWp]: Computing backward predicates... [2024-11-08 18:14:50,460 INFO L134 CoverageAnalysis]: Checked inductivity of 2520 backedges. 60 proven. 45 refuted. 0 times theorem prover too weak. 2415 trivial. 0 not checked. [2024-11-08 18:14:50,461 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [290282354] provided 0 perfect and 2 imperfect interpolant sequences [2024-11-08 18:14:50,461 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-11-08 18:14:50,461 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [5, 5, 5] total 7 [2024-11-08 18:14:50,461 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [136883856] [2024-11-08 18:14:50,461 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-11-08 18:14:50,462 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2024-11-08 18:14:50,463 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-08 18:14:50,463 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2024-11-08 18:14:50,464 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=17, Invalid=25, Unknown=0, NotChecked=0, Total=42 [2024-11-08 18:14:50,464 INFO L87 Difference]: Start difference. First operand 1498 states and 2364 transitions. Second operand has 7 states, 7 states have (on average 9.0) internal successors, (63), 7 states have internal predecessors, (63), 2 states have call successors, (51), 2 states have call predecessors, (51), 4 states have return successors, (52), 2 states have call predecessors, (52), 2 states have call successors, (52) [2024-11-08 18:14:52,058 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-08 18:14:52,058 INFO L93 Difference]: Finished difference Result 2834 states and 4436 transitions. [2024-11-08 18:14:52,059 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2024-11-08 18:14:52,059 INFO L78 Accepts]: Start accepts. Automaton has has 7 states, 7 states have (on average 9.0) internal successors, (63), 7 states have internal predecessors, (63), 2 states have call successors, (51), 2 states have call predecessors, (51), 4 states have return successors, (52), 2 states have call predecessors, (52), 2 states have call successors, (52) Word has length 231 [2024-11-08 18:14:52,060 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-08 18:14:52,070 INFO L225 Difference]: With dead ends: 2834 [2024-11-08 18:14:52,070 INFO L226 Difference]: Without dead ends: 1540 [2024-11-08 18:14:52,074 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 540 GetRequests, 530 SyntacticMatches, 1 SemanticMatches, 9 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 3 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=45, Invalid=65, Unknown=0, NotChecked=0, Total=110 [2024-11-08 18:14:52,075 INFO L432 NwaCegarLoop]: 165 mSDtfsCounter, 159 mSDsluCounter, 216 mSDsCounter, 0 mSdLazyCounter, 291 mSolverCounterSat, 49 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 179 SdHoareTripleChecker+Valid, 381 SdHoareTripleChecker+Invalid, 340 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 49 IncrementalHoareTripleChecker+Valid, 291 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.3s IncrementalHoareTripleChecker+Time [2024-11-08 18:14:52,075 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [179 Valid, 381 Invalid, 340 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [49 Valid, 291 Invalid, 0 Unknown, 0 Unchecked, 1.3s Time] [2024-11-08 18:14:52,078 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1540 states. [2024-11-08 18:14:52,214 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1540 to 1518. [2024-11-08 18:14:52,217 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1518 states, 1217 states have (on average 1.4691865242399342) internal successors, (1788), 1229 states have internal predecessors, (1788), 276 states have call successors, (276), 24 states have call predecessors, (276), 24 states have return successors, (276), 264 states have call predecessors, (276), 276 states have call successors, (276) [2024-11-08 18:14:52,224 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1518 states to 1518 states and 2340 transitions. [2024-11-08 18:14:52,226 INFO L78 Accepts]: Start accepts. Automaton has 1518 states and 2340 transitions. Word has length 231 [2024-11-08 18:14:52,227 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-08 18:14:52,227 INFO L471 AbstractCegarLoop]: Abstraction has 1518 states and 2340 transitions. [2024-11-08 18:14:52,228 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 7 states have (on average 9.0) internal successors, (63), 7 states have internal predecessors, (63), 2 states have call successors, (51), 2 states have call predecessors, (51), 4 states have return successors, (52), 2 states have call predecessors, (52), 2 states have call successors, (52) [2024-11-08 18:14:52,228 INFO L276 IsEmpty]: Start isEmpty. Operand 1518 states and 2340 transitions. [2024-11-08 18:14:52,232 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 232 [2024-11-08 18:14:52,232 INFO L207 NwaCegarLoop]: Found error trace [2024-11-08 18:14:52,232 INFO L215 NwaCegarLoop]: trace histogram [36, 36, 36, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-08 18:14:52,257 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_edb5bac0-2d6c-4aeb-8c10-e5d1fdec0e8b/bin/uautomizer-verify-jihMAELWvX/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Forceful destruction successful, exit code 0 [2024-11-08 18:14:52,433 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable7,4 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_edb5bac0-2d6c-4aeb-8c10-e5d1fdec0e8b/bin/uautomizer-verify-jihMAELWvX/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-08 18:14:52,434 INFO L396 AbstractCegarLoop]: === Iteration 9 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-08 18:14:52,434 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-08 18:14:52,434 INFO L85 PathProgramCache]: Analyzing trace with hash -1697830251, now seen corresponding path program 1 times [2024-11-08 18:14:52,434 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-08 18:14:52,434 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [683223124] [2024-11-08 18:14:52,434 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-08 18:14:52,434 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 18:14:52,588 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-08 18:14:52,591 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [645819414] [2024-11-08 18:14:52,591 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-08 18:14:52,592 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-08 18:14:52,592 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_edb5bac0-2d6c-4aeb-8c10-e5d1fdec0e8b/bin/uautomizer-verify-jihMAELWvX/z3 [2024-11-08 18:14:52,594 INFO L229 MonitoredProcess]: Starting monitored process 5 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_edb5bac0-2d6c-4aeb-8c10-e5d1fdec0e8b/bin/uautomizer-verify-jihMAELWvX/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-11-08 18:14:52,596 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_edb5bac0-2d6c-4aeb-8c10-e5d1fdec0e8b/bin/uautomizer-verify-jihMAELWvX/z3 -smt2 -in SMTLIB2_COMPLIANT=true (5)] Waiting until timeout for monitored process [2024-11-08 18:14:52,829 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:14:52,832 INFO L255 TraceCheckSpWp]: Trace formula consists of 526 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-11-08 18:14:52,838 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-08 18:14:58,808 WARN L873 $PredicateComparison]: unable to prove that (or (< 1 (mod (div 8 c_~var_1_3~0) 4294967296)) (exists ((~var_1_4~0 Int)) (and (<= ~var_1_4~0 c_~var_1_3~0) (<= 2 (mod (div 8 ~var_1_4~0) 4294967296)) (<= (+ ~var_1_4~0 1) 0))) (exists ((~var_1_4~0 Int)) (and (<= ~var_1_4~0 c_~var_1_3~0) (<= 0 ~var_1_4~0) (<= 2 (mod (div 8 ~var_1_4~0) 4294967296))))) is different from true [2024-11-08 18:15:03,382 INFO L134 CoverageAnalysis]: Checked inductivity of 2520 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2520 trivial. 0 not checked. [2024-11-08 18:15:03,382 INFO L307 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-11-08 18:15:03,382 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-08 18:15:03,383 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [683223124] [2024-11-08 18:15:03,383 WARN L311 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: SMT_SOLVER_CANNOT_INTERPOLATE_INPUT [2024-11-08 18:15:03,383 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [645819414] [2024-11-08 18:15:03,383 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [645819414] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-08 18:15:03,383 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-08 18:15:03,383 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2024-11-08 18:15:03,384 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1736953738] [2024-11-08 18:15:03,384 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-08 18:15:03,385 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 8 states [2024-11-08 18:15:03,385 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-08 18:15:03,386 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2024-11-08 18:15:03,386 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=15, Invalid=30, Unknown=1, NotChecked=10, Total=56 [2024-11-08 18:15:03,386 INFO L87 Difference]: Start difference. First operand 1518 states and 2340 transitions. Second operand has 8 states, 8 states have (on average 6.75) internal successors, (54), 7 states have internal predecessors, (54), 1 states have call successors, (36), 1 states have call predecessors, (36), 1 states have return successors, (36), 1 states have call predecessors, (36), 1 states have call successors, (36) [2024-11-08 18:15:17,590 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=true, quantifiers [0] [2024-11-08 18:15:22,389 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=true, quantifiers [0] [2024-11-08 18:15:26,731 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.02s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=true, quantifiers [0] [2024-11-08 18:15:27,162 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-08 18:15:27,163 INFO L93 Difference]: Finished difference Result 2728 states and 4214 transitions. [2024-11-08 18:15:27,163 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2024-11-08 18:15:27,164 INFO L78 Accepts]: Start accepts. Automaton has has 8 states, 8 states have (on average 6.75) internal successors, (54), 7 states have internal predecessors, (54), 1 states have call successors, (36), 1 states have call predecessors, (36), 1 states have return successors, (36), 1 states have call predecessors, (36), 1 states have call successors, (36) Word has length 231 [2024-11-08 18:15:27,164 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-08 18:15:27,181 INFO L225 Difference]: With dead ends: 2728 [2024-11-08 18:15:27,181 INFO L226 Difference]: Without dead ends: 2223 [2024-11-08 18:15:27,185 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 235 GetRequests, 224 SyntacticMatches, 0 SemanticMatches, 11 ConstructedPredicates, 1 IntricatePredicates, 0 DeprecatedPredicates, 8 ImplicationChecksByTransitivity, 14.0s TimeCoverageRelationStatistics Valid=49, Invalid=84, Unknown=3, NotChecked=20, Total=156 [2024-11-08 18:15:27,189 INFO L432 NwaCegarLoop]: 200 mSDtfsCounter, 349 mSDsluCounter, 791 mSDsCounter, 0 mSdLazyCounter, 269 mSolverCounterSat, 76 mSolverCounterUnsat, 3 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 13.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 349 SdHoareTripleChecker+Valid, 991 SdHoareTripleChecker+Invalid, 872 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 76 IncrementalHoareTripleChecker+Valid, 269 IncrementalHoareTripleChecker+Invalid, 3 IncrementalHoareTripleChecker+Unknown, 524 IncrementalHoareTripleChecker+Unchecked, 14.0s IncrementalHoareTripleChecker+Time [2024-11-08 18:15:27,189 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [349 Valid, 991 Invalid, 872 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [76 Valid, 269 Invalid, 3 Unknown, 524 Unchecked, 14.0s Time] [2024-11-08 18:15:27,193 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2223 states. [2024-11-08 18:15:27,342 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2223 to 1542. [2024-11-08 18:15:27,345 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1542 states, 1241 states have (on average 1.474617244157937) internal successors, (1830), 1253 states have internal predecessors, (1830), 276 states have call successors, (276), 24 states have call predecessors, (276), 24 states have return successors, (276), 264 states have call predecessors, (276), 276 states have call successors, (276) [2024-11-08 18:15:27,353 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1542 states to 1542 states and 2382 transitions. [2024-11-08 18:15:27,355 INFO L78 Accepts]: Start accepts. Automaton has 1542 states and 2382 transitions. Word has length 231 [2024-11-08 18:15:27,356 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-08 18:15:27,356 INFO L471 AbstractCegarLoop]: Abstraction has 1542 states and 2382 transitions. [2024-11-08 18:15:27,356 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 8 states, 8 states have (on average 6.75) internal successors, (54), 7 states have internal predecessors, (54), 1 states have call successors, (36), 1 states have call predecessors, (36), 1 states have return successors, (36), 1 states have call predecessors, (36), 1 states have call successors, (36) [2024-11-08 18:15:27,356 INFO L276 IsEmpty]: Start isEmpty. Operand 1542 states and 2382 transitions. [2024-11-08 18:15:27,360 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 232 [2024-11-08 18:15:27,360 INFO L207 NwaCegarLoop]: Found error trace [2024-11-08 18:15:27,361 INFO L215 NwaCegarLoop]: trace histogram [36, 36, 36, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-08 18:15:27,388 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_edb5bac0-2d6c-4aeb-8c10-e5d1fdec0e8b/bin/uautomizer-verify-jihMAELWvX/z3 -smt2 -in SMTLIB2_COMPLIANT=true (5)] Ended with exit code 0 [2024-11-08 18:15:27,561 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable8,5 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_edb5bac0-2d6c-4aeb-8c10-e5d1fdec0e8b/bin/uautomizer-verify-jihMAELWvX/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-08 18:15:27,562 INFO L396 AbstractCegarLoop]: === Iteration 10 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-08 18:15:27,562 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-08 18:15:27,562 INFO L85 PathProgramCache]: Analyzing trace with hash -1439664813, now seen corresponding path program 1 times [2024-11-08 18:15:27,562 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-08 18:15:27,562 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [736478369] [2024-11-08 18:15:27,562 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-08 18:15:27,563 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 18:15:27,728 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-08 18:15:27,734 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [818416052] [2024-11-08 18:15:27,738 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-08 18:15:27,739 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-08 18:15:27,739 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_edb5bac0-2d6c-4aeb-8c10-e5d1fdec0e8b/bin/uautomizer-verify-jihMAELWvX/z3 [2024-11-08 18:15:27,743 INFO L229 MonitoredProcess]: Starting monitored process 6 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_edb5bac0-2d6c-4aeb-8c10-e5d1fdec0e8b/bin/uautomizer-verify-jihMAELWvX/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-11-08 18:15:27,745 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_edb5bac0-2d6c-4aeb-8c10-e5d1fdec0e8b/bin/uautomizer-verify-jihMAELWvX/z3 -smt2 -in SMTLIB2_COMPLIANT=true (6)] Waiting until timeout for monitored process [2024-11-08 18:15:27,967 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:15:27,970 INFO L255 TraceCheckSpWp]: Trace formula consists of 524 conjuncts, 19 conjuncts are in the unsatisfiable core [2024-11-08 18:15:27,980 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-08 18:15:37,245 WARN L873 $PredicateComparison]: unable to prove that (or (< 4294967264 (mod (div 8 c_~var_1_3~0) 4294967296)) (exists ((~var_1_4~0 Int)) (and (<= ~var_1_4~0 c_~var_1_3~0) (<= 0 ~var_1_4~0) (<= 4294967265 (mod (div 8 ~var_1_4~0) 4294967296)))) (exists ((~var_1_4~0 Int)) (and (<= ~var_1_4~0 c_~var_1_3~0) (<= 4294967265 (mod (div 8 ~var_1_4~0) 4294967296)) (<= (+ ~var_1_4~0 1) 0)))) is different from true [2024-11-08 18:15:39,968 INFO L134 CoverageAnalysis]: Checked inductivity of 2520 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2520 trivial. 0 not checked. [2024-11-08 18:15:39,968 INFO L307 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-11-08 18:15:39,968 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-08 18:15:39,969 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [736478369] [2024-11-08 18:15:39,969 WARN L311 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: SMT_SOLVER_CANNOT_INTERPOLATE_INPUT [2024-11-08 18:15:39,969 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [818416052] [2024-11-08 18:15:39,969 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [818416052] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-08 18:15:39,969 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-08 18:15:39,969 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2024-11-08 18:15:39,969 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [387087957] [2024-11-08 18:15:39,970 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-08 18:15:39,970 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 8 states [2024-11-08 18:15:39,970 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-08 18:15:39,971 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2024-11-08 18:15:39,971 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=14, Invalid=31, Unknown=1, NotChecked=10, Total=56 [2024-11-08 18:15:39,971 INFO L87 Difference]: Start difference. First operand 1542 states and 2382 transitions. Second operand has 8 states, 8 states have (on average 6.75) internal successors, (54), 7 states have internal predecessors, (54), 1 states have call successors, (36), 1 states have call predecessors, (36), 1 states have return successors, (36), 1 states have call predecessors, (36), 1 states have call successors, (36) [2024-11-08 18:15:57,706 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=true, quantifiers [0] [2024-11-08 18:16:02,582 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=true, quantifiers [0] [2024-11-08 18:16:03,301 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-08 18:16:03,301 INFO L93 Difference]: Finished difference Result 2144 states and 3280 transitions. [2024-11-08 18:16:03,302 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-11-08 18:16:03,302 INFO L78 Accepts]: Start accepts. Automaton has has 8 states, 8 states have (on average 6.75) internal successors, (54), 7 states have internal predecessors, (54), 1 states have call successors, (36), 1 states have call predecessors, (36), 1 states have return successors, (36), 1 states have call predecessors, (36), 1 states have call successors, (36) Word has length 231 [2024-11-08 18:16:03,303 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-08 18:16:03,313 INFO L225 Difference]: With dead ends: 2144 [2024-11-08 18:16:03,314 INFO L226 Difference]: Without dead ends: 1631 [2024-11-08 18:16:03,316 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 234 GetRequests, 224 SyntacticMatches, 0 SemanticMatches, 10 ConstructedPredicates, 1 IntricatePredicates, 0 DeprecatedPredicates, 6 ImplicationChecksByTransitivity, 17.9s TimeCoverageRelationStatistics Valid=36, Invalid=74, Unknown=4, NotChecked=18, Total=132 [2024-11-08 18:16:03,317 INFO L432 NwaCegarLoop]: 176 mSDtfsCounter, 100 mSDsluCounter, 729 mSDsCounter, 0 mSdLazyCounter, 192 mSolverCounterSat, 73 mSolverCounterUnsat, 2 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 9.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 100 SdHoareTripleChecker+Valid, 905 SdHoareTripleChecker+Invalid, 612 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 73 IncrementalHoareTripleChecker+Valid, 192 IncrementalHoareTripleChecker+Invalid, 2 IncrementalHoareTripleChecker+Unknown, 345 IncrementalHoareTripleChecker+Unchecked, 9.8s IncrementalHoareTripleChecker+Time [2024-11-08 18:16:03,318 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [100 Valid, 905 Invalid, 612 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [73 Valid, 192 Invalid, 2 Unknown, 345 Unchecked, 9.8s Time] [2024-11-08 18:16:03,320 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1631 states. [2024-11-08 18:16:03,446 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1631 to 1538. [2024-11-08 18:16:03,449 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1538 states, 1237 states have (on average 1.4745351657235246) internal successors, (1824), 1249 states have internal predecessors, (1824), 276 states have call successors, (276), 24 states have call predecessors, (276), 24 states have return successors, (276), 264 states have call predecessors, (276), 276 states have call successors, (276) [2024-11-08 18:16:03,455 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1538 states to 1538 states and 2376 transitions. [2024-11-08 18:16:03,458 INFO L78 Accepts]: Start accepts. Automaton has 1538 states and 2376 transitions. Word has length 231 [2024-11-08 18:16:03,458 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-08 18:16:03,459 INFO L471 AbstractCegarLoop]: Abstraction has 1538 states and 2376 transitions. [2024-11-08 18:16:03,459 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 8 states, 8 states have (on average 6.75) internal successors, (54), 7 states have internal predecessors, (54), 1 states have call successors, (36), 1 states have call predecessors, (36), 1 states have return successors, (36), 1 states have call predecessors, (36), 1 states have call successors, (36) [2024-11-08 18:16:03,459 INFO L276 IsEmpty]: Start isEmpty. Operand 1538 states and 2376 transitions. [2024-11-08 18:16:03,461 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 232 [2024-11-08 18:16:03,461 INFO L207 NwaCegarLoop]: Found error trace [2024-11-08 18:16:03,462 INFO L215 NwaCegarLoop]: trace histogram [36, 36, 36, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-08 18:16:03,488 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_edb5bac0-2d6c-4aeb-8c10-e5d1fdec0e8b/bin/uautomizer-verify-jihMAELWvX/z3 -smt2 -in SMTLIB2_COMPLIANT=true (6)] Ended with exit code 0 [2024-11-08 18:16:03,662 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 6 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_edb5bac0-2d6c-4aeb-8c10-e5d1fdec0e8b/bin/uautomizer-verify-jihMAELWvX/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable9 [2024-11-08 18:16:03,663 INFO L396 AbstractCegarLoop]: === Iteration 11 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-08 18:16:03,664 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-08 18:16:03,664 INFO L85 PathProgramCache]: Analyzing trace with hash 758420241, now seen corresponding path program 1 times [2024-11-08 18:16:03,664 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-08 18:16:03,664 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [862192590] [2024-11-08 18:16:03,665 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-08 18:16:03,665 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 18:16:03,779 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-08 18:16:03,782 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [1003005503] [2024-11-08 18:16:03,783 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-08 18:16:03,783 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-08 18:16:03,783 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_edb5bac0-2d6c-4aeb-8c10-e5d1fdec0e8b/bin/uautomizer-verify-jihMAELWvX/z3 [2024-11-08 18:16:03,785 INFO L229 MonitoredProcess]: Starting monitored process 7 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_edb5bac0-2d6c-4aeb-8c10-e5d1fdec0e8b/bin/uautomizer-verify-jihMAELWvX/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-11-08 18:16:03,787 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_edb5bac0-2d6c-4aeb-8c10-e5d1fdec0e8b/bin/uautomizer-verify-jihMAELWvX/z3 -smt2 -in SMTLIB2_COMPLIANT=true (7)] Waiting until timeout for monitored process [2024-11-08 18:16:03,978 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:16:03,981 INFO L255 TraceCheckSpWp]: Trace formula consists of 524 conjuncts, 19 conjuncts are in the unsatisfiable core [2024-11-08 18:16:03,986 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-08 18:16:12,995 WARN L873 $PredicateComparison]: unable to prove that (or (< 4294967264 (mod (div 8 c_~var_1_3~0) 4294967296)) (exists ((~var_1_4~0 Int)) (and (<= ~var_1_4~0 c_~var_1_3~0) (<= 0 ~var_1_4~0) (<= 4294967265 (mod (div 8 ~var_1_4~0) 4294967296)))) (exists ((~var_1_4~0 Int)) (and (<= ~var_1_4~0 c_~var_1_3~0) (<= 4294967265 (mod (div 8 ~var_1_4~0) 4294967296)) (<= (+ ~var_1_4~0 1) 0)))) is different from true [2024-11-08 18:16:16,443 INFO L134 CoverageAnalysis]: Checked inductivity of 2520 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2520 trivial. 0 not checked. [2024-11-08 18:16:16,443 INFO L307 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-11-08 18:16:16,443 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-08 18:16:16,444 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [862192590] [2024-11-08 18:16:16,444 WARN L311 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: SMT_SOLVER_CANNOT_INTERPOLATE_INPUT [2024-11-08 18:16:16,444 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1003005503] [2024-11-08 18:16:16,444 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1003005503] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-08 18:16:16,444 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-08 18:16:16,444 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2024-11-08 18:16:16,445 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1689987706] [2024-11-08 18:16:16,445 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-08 18:16:16,445 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 8 states [2024-11-08 18:16:16,445 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-08 18:16:16,446 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2024-11-08 18:16:16,446 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=14, Invalid=31, Unknown=1, NotChecked=10, Total=56 [2024-11-08 18:16:16,446 INFO L87 Difference]: Start difference. First operand 1538 states and 2376 transitions. Second operand has 8 states, 8 states have (on average 6.75) internal successors, (54), 7 states have internal predecessors, (54), 1 states have call successors, (36), 1 states have call predecessors, (36), 1 states have return successors, (36), 1 states have call predecessors, (36), 1 states have call successors, (36) [2024-11-08 18:16:34,810 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=true, quantifiers [0] [2024-11-08 18:16:39,748 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=true, quantifiers [0] [2024-11-08 18:16:40,037 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-08 18:16:40,037 INFO L93 Difference]: Finished difference Result 2148 states and 3287 transitions. [2024-11-08 18:16:40,038 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-11-08 18:16:40,038 INFO L78 Accepts]: Start accepts. Automaton has has 8 states, 8 states have (on average 6.75) internal successors, (54), 7 states have internal predecessors, (54), 1 states have call successors, (36), 1 states have call predecessors, (36), 1 states have return successors, (36), 1 states have call predecessors, (36), 1 states have call successors, (36) Word has length 231 [2024-11-08 18:16:40,039 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-08 18:16:40,049 INFO L225 Difference]: With dead ends: 2148 [2024-11-08 18:16:40,050 INFO L226 Difference]: Without dead ends: 1635 [2024-11-08 18:16:40,052 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 234 GetRequests, 224 SyntacticMatches, 0 SemanticMatches, 10 ConstructedPredicates, 1 IntricatePredicates, 0 DeprecatedPredicates, 6 ImplicationChecksByTransitivity, 18.9s TimeCoverageRelationStatistics Valid=36, Invalid=74, Unknown=4, NotChecked=18, Total=132 [2024-11-08 18:16:40,053 INFO L432 NwaCegarLoop]: 176 mSDtfsCounter, 172 mSDsluCounter, 579 mSDsCounter, 0 mSdLazyCounter, 175 mSolverCounterSat, 74 mSolverCounterUnsat, 2 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 9.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 172 SdHoareTripleChecker+Valid, 755 SdHoareTripleChecker+Invalid, 596 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 74 IncrementalHoareTripleChecker+Valid, 175 IncrementalHoareTripleChecker+Invalid, 2 IncrementalHoareTripleChecker+Unknown, 345 IncrementalHoareTripleChecker+Unchecked, 9.3s IncrementalHoareTripleChecker+Time [2024-11-08 18:16:40,053 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [172 Valid, 755 Invalid, 596 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [74 Valid, 175 Invalid, 2 Unknown, 345 Unchecked, 9.3s Time] [2024-11-08 18:16:40,056 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1635 states. [2024-11-08 18:16:40,201 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1635 to 1546. [2024-11-08 18:16:40,205 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1546 states, 1245 states have (on average 1.4755020080321286) internal successors, (1837), 1257 states have internal predecessors, (1837), 276 states have call successors, (276), 24 states have call predecessors, (276), 24 states have return successors, (276), 264 states have call predecessors, (276), 276 states have call successors, (276) [2024-11-08 18:16:40,210 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1546 states to 1546 states and 2389 transitions. [2024-11-08 18:16:40,213 INFO L78 Accepts]: Start accepts. Automaton has 1546 states and 2389 transitions. Word has length 231 [2024-11-08 18:16:40,213 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-08 18:16:40,214 INFO L471 AbstractCegarLoop]: Abstraction has 1546 states and 2389 transitions. [2024-11-08 18:16:40,214 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 8 states, 8 states have (on average 6.75) internal successors, (54), 7 states have internal predecessors, (54), 1 states have call successors, (36), 1 states have call predecessors, (36), 1 states have return successors, (36), 1 states have call predecessors, (36), 1 states have call successors, (36) [2024-11-08 18:16:40,214 INFO L276 IsEmpty]: Start isEmpty. Operand 1546 states and 2389 transitions. [2024-11-08 18:16:40,216 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 232 [2024-11-08 18:16:40,216 INFO L207 NwaCegarLoop]: Found error trace [2024-11-08 18:16:40,217 INFO L215 NwaCegarLoop]: trace histogram [36, 36, 36, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-08 18:16:40,243 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_edb5bac0-2d6c-4aeb-8c10-e5d1fdec0e8b/bin/uautomizer-verify-jihMAELWvX/z3 -smt2 -in SMTLIB2_COMPLIANT=true (7)] Forceful destruction successful, exit code 0 [2024-11-08 18:16:40,417 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 7 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_edb5bac0-2d6c-4aeb-8c10-e5d1fdec0e8b/bin/uautomizer-verify-jihMAELWvX/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable10 [2024-11-08 18:16:40,418 INFO L396 AbstractCegarLoop]: === Iteration 12 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-08 18:16:40,418 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-08 18:16:40,418 INFO L85 PathProgramCache]: Analyzing trace with hash 1016585679, now seen corresponding path program 1 times [2024-11-08 18:16:40,418 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-08 18:16:40,418 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1248946790] [2024-11-08 18:16:40,418 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-08 18:16:40,419 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 18:16:40,556 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-08 18:16:40,563 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [1224665390] [2024-11-08 18:16:40,566 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-08 18:16:40,567 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-08 18:16:40,567 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_edb5bac0-2d6c-4aeb-8c10-e5d1fdec0e8b/bin/uautomizer-verify-jihMAELWvX/z3 [2024-11-08 18:16:40,570 INFO L229 MonitoredProcess]: Starting monitored process 8 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_edb5bac0-2d6c-4aeb-8c10-e5d1fdec0e8b/bin/uautomizer-verify-jihMAELWvX/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-11-08 18:16:40,575 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_edb5bac0-2d6c-4aeb-8c10-e5d1fdec0e8b/bin/uautomizer-verify-jihMAELWvX/z3 -smt2 -in SMTLIB2_COMPLIANT=true (8)] Waiting until timeout for monitored process [2024-11-08 18:16:40,827 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:16:40,830 INFO L255 TraceCheckSpWp]: Trace formula consists of 522 conjuncts, 11 conjuncts are in the unsatisfiable core [2024-11-08 18:16:40,836 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-08 18:16:47,140 WARN L873 $PredicateComparison]: unable to prove that (or (< 1 (mod (div 8 c_~var_1_3~0) 4294967296)) (exists ((~var_1_4~0 Int)) (and (<= ~var_1_4~0 c_~var_1_3~0) (<= 2 (mod (div 8 ~var_1_4~0) 4294967296)) (<= (+ ~var_1_4~0 1) 0))) (exists ((~var_1_4~0 Int)) (and (<= ~var_1_4~0 c_~var_1_3~0) (<= 0 ~var_1_4~0) (<= 2 (mod (div 8 ~var_1_4~0) 4294967296))))) is different from true [2024-11-08 18:16:51,598 INFO L134 CoverageAnalysis]: Checked inductivity of 2520 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2520 trivial. 0 not checked. [2024-11-08 18:16:51,598 INFO L307 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-11-08 18:16:51,599 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-08 18:16:51,599 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1248946790] [2024-11-08 18:16:51,599 WARN L311 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: SMT_SOLVER_CANNOT_INTERPOLATE_INPUT [2024-11-08 18:16:51,599 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1224665390] [2024-11-08 18:16:51,599 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1224665390] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-08 18:16:51,599 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-08 18:16:51,599 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2024-11-08 18:16:51,599 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [921536496] [2024-11-08 18:16:51,600 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-08 18:16:51,600 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 8 states [2024-11-08 18:16:51,601 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-08 18:16:51,601 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2024-11-08 18:16:51,601 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=15, Invalid=30, Unknown=1, NotChecked=10, Total=56 [2024-11-08 18:16:51,602 INFO L87 Difference]: Start difference. First operand 1546 states and 2389 transitions. Second operand has 8 states, 8 states have (on average 6.75) internal successors, (54), 7 states have internal predecessors, (54), 1 states have call successors, (36), 1 states have call predecessors, (36), 1 states have return successors, (36), 1 states have call predecessors, (36), 1 states have call successors, (36) [2024-11-08 18:17:05,521 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=true, quantifiers [0] [2024-11-08 18:17:09,940 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=true, quantifiers [0] [2024-11-08 18:17:14,131 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=true, quantifiers [0] [2024-11-08 18:17:14,615 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-08 18:17:14,615 INFO L93 Difference]: Finished difference Result 2750 states and 4253 transitions. [2024-11-08 18:17:14,616 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2024-11-08 18:17:14,616 INFO L78 Accepts]: Start accepts. Automaton has has 8 states, 8 states have (on average 6.75) internal successors, (54), 7 states have internal predecessors, (54), 1 states have call successors, (36), 1 states have call predecessors, (36), 1 states have return successors, (36), 1 states have call predecessors, (36), 1 states have call successors, (36) Word has length 231 [2024-11-08 18:17:14,617 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-08 18:17:14,630 INFO L225 Difference]: With dead ends: 2750 [2024-11-08 18:17:14,630 INFO L226 Difference]: Without dead ends: 2235 [2024-11-08 18:17:14,633 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 235 GetRequests, 224 SyntacticMatches, 0 SemanticMatches, 11 ConstructedPredicates, 1 IntricatePredicates, 0 DeprecatedPredicates, 8 ImplicationChecksByTransitivity, 13.6s TimeCoverageRelationStatistics Valid=49, Invalid=84, Unknown=3, NotChecked=20, Total=156 [2024-11-08 18:17:14,634 INFO L432 NwaCegarLoop]: 207 mSDtfsCounter, 437 mSDsluCounter, 745 mSDsCounter, 0 mSdLazyCounter, 252 mSolverCounterSat, 77 mSolverCounterUnsat, 3 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 13.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 437 SdHoareTripleChecker+Valid, 952 SdHoareTripleChecker+Invalid, 856 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 77 IncrementalHoareTripleChecker+Valid, 252 IncrementalHoareTripleChecker+Invalid, 3 IncrementalHoareTripleChecker+Unknown, 524 IncrementalHoareTripleChecker+Unchecked, 13.9s IncrementalHoareTripleChecker+Time [2024-11-08 18:17:14,634 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [437 Valid, 952 Invalid, 856 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [77 Valid, 252 Invalid, 3 Unknown, 524 Unchecked, 13.9s Time] [2024-11-08 18:17:14,641 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2235 states. [2024-11-08 18:17:14,812 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2235 to 1558. [2024-11-08 18:17:14,815 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1558 states, 1257 states have (on average 1.477326968973747) internal successors, (1857), 1269 states have internal predecessors, (1857), 276 states have call successors, (276), 24 states have call predecessors, (276), 24 states have return successors, (276), 264 states have call predecessors, (276), 276 states have call successors, (276) [2024-11-08 18:17:14,821 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1558 states to 1558 states and 2409 transitions. [2024-11-08 18:17:14,825 INFO L78 Accepts]: Start accepts. Automaton has 1558 states and 2409 transitions. Word has length 231 [2024-11-08 18:17:14,825 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-08 18:17:14,826 INFO L471 AbstractCegarLoop]: Abstraction has 1558 states and 2409 transitions. [2024-11-08 18:17:14,826 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 8 states, 8 states have (on average 6.75) internal successors, (54), 7 states have internal predecessors, (54), 1 states have call successors, (36), 1 states have call predecessors, (36), 1 states have return successors, (36), 1 states have call predecessors, (36), 1 states have call successors, (36) [2024-11-08 18:17:14,826 INFO L276 IsEmpty]: Start isEmpty. Operand 1558 states and 2409 transitions. [2024-11-08 18:17:14,828 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 232 [2024-11-08 18:17:14,829 INFO L207 NwaCegarLoop]: Found error trace [2024-11-08 18:17:14,829 INFO L215 NwaCegarLoop]: trace histogram [36, 36, 36, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-08 18:17:14,857 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_edb5bac0-2d6c-4aeb-8c10-e5d1fdec0e8b/bin/uautomizer-verify-jihMAELWvX/z3 -smt2 -in SMTLIB2_COMPLIANT=true (8)] Forceful destruction successful, exit code 0 [2024-11-08 18:17:15,033 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 8 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_edb5bac0-2d6c-4aeb-8c10-e5d1fdec0e8b/bin/uautomizer-verify-jihMAELWvX/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable11 [2024-11-08 18:17:15,034 INFO L396 AbstractCegarLoop]: === Iteration 13 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-08 18:17:15,034 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-08 18:17:15,034 INFO L85 PathProgramCache]: Analyzing trace with hash 1779488595, now seen corresponding path program 1 times [2024-11-08 18:17:15,035 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-08 18:17:15,035 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2042063238] [2024-11-08 18:17:15,035 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-08 18:17:15,035 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 18:17:15,168 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-08 18:17:15,175 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [1213028801] [2024-11-08 18:17:15,175 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-08 18:17:15,175 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-08 18:17:15,175 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_edb5bac0-2d6c-4aeb-8c10-e5d1fdec0e8b/bin/uautomizer-verify-jihMAELWvX/z3 [2024-11-08 18:17:15,177 INFO L229 MonitoredProcess]: Starting monitored process 9 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_edb5bac0-2d6c-4aeb-8c10-e5d1fdec0e8b/bin/uautomizer-verify-jihMAELWvX/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-11-08 18:17:15,179 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_edb5bac0-2d6c-4aeb-8c10-e5d1fdec0e8b/bin/uautomizer-verify-jihMAELWvX/z3 -smt2 -in SMTLIB2_COMPLIANT=true (9)] Waiting until timeout for monitored process [2024-11-08 18:17:15,404 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:17:15,408 INFO L255 TraceCheckSpWp]: Trace formula consists of 524 conjuncts, 19 conjuncts are in the unsatisfiable core [2024-11-08 18:17:15,414 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-08 18:17:24,936 WARN L873 $PredicateComparison]: unable to prove that (or (< 4294967264 (mod (div 8 c_~var_1_3~0) 4294967296)) (exists ((~var_1_4~0 Int)) (and (<= ~var_1_4~0 c_~var_1_3~0) (<= 0 ~var_1_4~0) (<= 4294967265 (mod (div 8 ~var_1_4~0) 4294967296)))) (exists ((~var_1_4~0 Int)) (and (<= ~var_1_4~0 c_~var_1_3~0) (<= 4294967265 (mod (div 8 ~var_1_4~0) 4294967296)) (<= (+ ~var_1_4~0 1) 0)))) is different from true [2024-11-08 18:17:29,192 INFO L134 CoverageAnalysis]: Checked inductivity of 2520 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2520 trivial. 0 not checked. [2024-11-08 18:17:29,192 INFO L307 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-11-08 18:17:29,192 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-08 18:17:29,192 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2042063238] [2024-11-08 18:17:29,192 WARN L311 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: SMT_SOLVER_CANNOT_INTERPOLATE_INPUT [2024-11-08 18:17:29,192 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1213028801] [2024-11-08 18:17:29,193 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1213028801] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-08 18:17:29,193 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-08 18:17:29,193 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2024-11-08 18:17:29,193 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1809275919] [2024-11-08 18:17:29,193 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-08 18:17:29,194 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 8 states [2024-11-08 18:17:29,194 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-08 18:17:29,195 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2024-11-08 18:17:29,195 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=14, Invalid=31, Unknown=1, NotChecked=10, Total=56 [2024-11-08 18:17:29,196 INFO L87 Difference]: Start difference. First operand 1558 states and 2409 transitions. Second operand has 8 states, 8 states have (on average 6.75) internal successors, (54), 7 states have internal predecessors, (54), 1 states have call successors, (36), 1 states have call predecessors, (36), 1 states have return successors, (36), 1 states have call predecessors, (36), 1 states have call successors, (36) [2024-11-08 18:17:47,297 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.02s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=true, quantifiers [0] [2024-11-08 18:17:52,001 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=true, quantifiers [0] [2024-11-08 18:17:52,142 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-08 18:17:52,142 INFO L93 Difference]: Finished difference Result 2172 states and 3326 transitions. [2024-11-08 18:17:52,143 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-11-08 18:17:52,143 INFO L78 Accepts]: Start accepts. Automaton has has 8 states, 8 states have (on average 6.75) internal successors, (54), 7 states have internal predecessors, (54), 1 states have call successors, (36), 1 states have call predecessors, (36), 1 states have return successors, (36), 1 states have call predecessors, (36), 1 states have call successors, (36) Word has length 231 [2024-11-08 18:17:52,144 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-08 18:17:52,152 INFO L225 Difference]: With dead ends: 2172 [2024-11-08 18:17:52,153 INFO L226 Difference]: Without dead ends: 1651 [2024-11-08 18:17:52,156 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 234 GetRequests, 224 SyntacticMatches, 0 SemanticMatches, 10 ConstructedPredicates, 1 IntricatePredicates, 0 DeprecatedPredicates, 6 ImplicationChecksByTransitivity, 18.4s TimeCoverageRelationStatistics Valid=36, Invalid=74, Unknown=4, NotChecked=18, Total=132 [2024-11-08 18:17:52,156 INFO L432 NwaCegarLoop]: 176 mSDtfsCounter, 172 mSDsluCounter, 579 mSDsCounter, 0 mSdLazyCounter, 175 mSolverCounterSat, 74 mSolverCounterUnsat, 2 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 9.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 172 SdHoareTripleChecker+Valid, 755 SdHoareTripleChecker+Invalid, 596 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 74 IncrementalHoareTripleChecker+Valid, 175 IncrementalHoareTripleChecker+Invalid, 2 IncrementalHoareTripleChecker+Unknown, 345 IncrementalHoareTripleChecker+Unchecked, 9.2s IncrementalHoareTripleChecker+Time [2024-11-08 18:17:52,157 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [172 Valid, 755 Invalid, 596 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [74 Valid, 175 Invalid, 2 Unknown, 345 Unchecked, 9.2s Time] [2024-11-08 18:17:52,159 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1651 states. [2024-11-08 18:17:52,295 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1651 to 1562. [2024-11-08 18:17:52,298 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1562 states, 1261 states have (on average 1.4773988897700239) internal successors, (1863), 1273 states have internal predecessors, (1863), 276 states have call successors, (276), 24 states have call predecessors, (276), 24 states have return successors, (276), 264 states have call predecessors, (276), 276 states have call successors, (276) [2024-11-08 18:17:52,304 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1562 states to 1562 states and 2415 transitions. [2024-11-08 18:17:52,307 INFO L78 Accepts]: Start accepts. Automaton has 1562 states and 2415 transitions. Word has length 231 [2024-11-08 18:17:52,308 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-08 18:17:52,308 INFO L471 AbstractCegarLoop]: Abstraction has 1562 states and 2415 transitions. [2024-11-08 18:17:52,308 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 8 states, 8 states have (on average 6.75) internal successors, (54), 7 states have internal predecessors, (54), 1 states have call successors, (36), 1 states have call predecessors, (36), 1 states have return successors, (36), 1 states have call predecessors, (36), 1 states have call successors, (36) [2024-11-08 18:17:52,309 INFO L276 IsEmpty]: Start isEmpty. Operand 1562 states and 2415 transitions. [2024-11-08 18:17:52,311 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 232 [2024-11-08 18:17:52,311 INFO L207 NwaCegarLoop]: Found error trace [2024-11-08 18:17:52,311 INFO L215 NwaCegarLoop]: trace histogram [36, 36, 36, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-08 18:17:52,338 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_edb5bac0-2d6c-4aeb-8c10-e5d1fdec0e8b/bin/uautomizer-verify-jihMAELWvX/z3 -smt2 -in SMTLIB2_COMPLIANT=true (9)] Ended with exit code 0 [2024-11-08 18:17:52,511 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 9 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_edb5bac0-2d6c-4aeb-8c10-e5d1fdec0e8b/bin/uautomizer-verify-jihMAELWvX/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable12 [2024-11-08 18:17:52,512 INFO L396 AbstractCegarLoop]: === Iteration 14 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-08 18:17:52,513 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-08 18:17:52,513 INFO L85 PathProgramCache]: Analyzing trace with hash 2037654033, now seen corresponding path program 1 times [2024-11-08 18:17:52,513 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-08 18:17:52,514 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [498109719] [2024-11-08 18:17:52,514 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-08 18:17:52,514 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 18:17:52,705 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-08 18:17:52,709 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [52719422] [2024-11-08 18:17:52,709 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-08 18:17:52,709 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-08 18:17:52,710 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_edb5bac0-2d6c-4aeb-8c10-e5d1fdec0e8b/bin/uautomizer-verify-jihMAELWvX/z3 [2024-11-08 18:17:52,712 INFO L229 MonitoredProcess]: Starting monitored process 10 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_edb5bac0-2d6c-4aeb-8c10-e5d1fdec0e8b/bin/uautomizer-verify-jihMAELWvX/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-11-08 18:17:52,714 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_edb5bac0-2d6c-4aeb-8c10-e5d1fdec0e8b/bin/uautomizer-verify-jihMAELWvX/z3 -smt2 -in SMTLIB2_COMPLIANT=true (10)] Waiting until timeout for monitored process [2024-11-08 18:17:52,972 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:17:52,975 INFO L255 TraceCheckSpWp]: Trace formula consists of 522 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-11-08 18:17:52,984 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-08 18:17:59,130 WARN L873 $PredicateComparison]: unable to prove that (or (< 1 (mod (div 8 c_~var_1_3~0) 4294967296)) (exists ((~var_1_4~0 Int)) (and (<= ~var_1_4~0 c_~var_1_3~0) (<= 2 (mod (div 8 ~var_1_4~0) 4294967296)) (<= (+ ~var_1_4~0 1) 0))) (exists ((~var_1_4~0 Int)) (and (<= ~var_1_4~0 c_~var_1_3~0) (<= 0 ~var_1_4~0) (<= 2 (mod (div 8 ~var_1_4~0) 4294967296))))) is different from true [2024-11-08 18:18:02,949 INFO L134 CoverageAnalysis]: Checked inductivity of 2520 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2520 trivial. 0 not checked. [2024-11-08 18:18:02,949 INFO L307 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-11-08 18:18:02,949 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-08 18:18:02,950 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [498109719] [2024-11-08 18:18:02,950 WARN L311 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: SMT_SOLVER_CANNOT_INTERPOLATE_INPUT [2024-11-08 18:18:02,950 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [52719422] [2024-11-08 18:18:02,950 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [52719422] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-08 18:18:02,950 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-08 18:18:02,950 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2024-11-08 18:18:02,950 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1887247428] [2024-11-08 18:18:02,951 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-08 18:18:02,951 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 8 states [2024-11-08 18:18:02,951 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-08 18:18:02,952 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2024-11-08 18:18:02,952 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=15, Invalid=30, Unknown=1, NotChecked=10, Total=56 [2024-11-08 18:18:02,953 INFO L87 Difference]: Start difference. First operand 1562 states and 2415 transitions. Second operand has 8 states, 8 states have (on average 6.75) internal successors, (54), 7 states have internal predecessors, (54), 1 states have call successors, (36), 1 states have call predecessors, (36), 1 states have return successors, (36), 1 states have call predecessors, (36), 1 states have call successors, (36) [2024-11-08 18:18:16,940 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.06s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=true, quantifiers [0] [2024-11-08 18:18:21,809 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.02s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=true, quantifiers [0] [2024-11-08 18:18:26,205 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.02s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=true, quantifiers [0] [2024-11-08 18:18:26,703 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-08 18:18:26,704 INFO L93 Difference]: Finished difference Result 2766 states and 4278 transitions. [2024-11-08 18:18:26,704 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2024-11-08 18:18:26,704 INFO L78 Accepts]: Start accepts. Automaton has has 8 states, 8 states have (on average 6.75) internal successors, (54), 7 states have internal predecessors, (54), 1 states have call successors, (36), 1 states have call predecessors, (36), 1 states have return successors, (36), 1 states have call predecessors, (36), 1 states have call successors, (36) Word has length 231 [2024-11-08 18:18:26,705 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-08 18:18:26,718 INFO L225 Difference]: With dead ends: 2766 [2024-11-08 18:18:26,719 INFO L226 Difference]: Without dead ends: 2243 [2024-11-08 18:18:26,722 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 235 GetRequests, 224 SyntacticMatches, 0 SemanticMatches, 11 ConstructedPredicates, 1 IntricatePredicates, 0 DeprecatedPredicates, 8 ImplicationChecksByTransitivity, 14.0s TimeCoverageRelationStatistics Valid=49, Invalid=84, Unknown=3, NotChecked=20, Total=156 [2024-11-08 18:18:26,723 INFO L432 NwaCegarLoop]: 207 mSDtfsCounter, 437 mSDsluCounter, 745 mSDsCounter, 0 mSdLazyCounter, 252 mSolverCounterSat, 77 mSolverCounterUnsat, 3 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 13.6s Time, 0 mProtectedPredicate, 0 mProtectedAction, 437 SdHoareTripleChecker+Valid, 952 SdHoareTripleChecker+Invalid, 856 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 77 IncrementalHoareTripleChecker+Valid, 252 IncrementalHoareTripleChecker+Invalid, 3 IncrementalHoareTripleChecker+Unknown, 524 IncrementalHoareTripleChecker+Unchecked, 14.4s IncrementalHoareTripleChecker+Time [2024-11-08 18:18:26,723 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [437 Valid, 952 Invalid, 856 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [77 Valid, 252 Invalid, 3 Unknown, 524 Unchecked, 14.4s Time] [2024-11-08 18:18:26,727 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2243 states. [2024-11-08 18:18:26,881 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2243 to 1554. [2024-11-08 18:18:26,884 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1554 states, 1253 states have (on average 1.4764565043894653) internal successors, (1850), 1265 states have internal predecessors, (1850), 276 states have call successors, (276), 24 states have call predecessors, (276), 24 states have return successors, (276), 264 states have call predecessors, (276), 276 states have call successors, (276) [2024-11-08 18:18:26,890 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1554 states to 1554 states and 2402 transitions. [2024-11-08 18:18:26,893 INFO L78 Accepts]: Start accepts. Automaton has 1554 states and 2402 transitions. Word has length 231 [2024-11-08 18:18:26,894 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-08 18:18:26,894 INFO L471 AbstractCegarLoop]: Abstraction has 1554 states and 2402 transitions. [2024-11-08 18:18:26,895 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 8 states, 8 states have (on average 6.75) internal successors, (54), 7 states have internal predecessors, (54), 1 states have call successors, (36), 1 states have call predecessors, (36), 1 states have return successors, (36), 1 states have call predecessors, (36), 1 states have call successors, (36) [2024-11-08 18:18:26,895 INFO L276 IsEmpty]: Start isEmpty. Operand 1554 states and 2402 transitions. [2024-11-08 18:18:26,897 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 233 [2024-11-08 18:18:26,898 INFO L207 NwaCegarLoop]: Found error trace [2024-11-08 18:18:26,898 INFO L215 NwaCegarLoop]: trace histogram [36, 36, 36, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-08 18:18:26,925 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_edb5bac0-2d6c-4aeb-8c10-e5d1fdec0e8b/bin/uautomizer-verify-jihMAELWvX/z3 -smt2 -in SMTLIB2_COMPLIANT=true (10)] Ended with exit code 0 [2024-11-08 18:18:27,102 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 10 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_edb5bac0-2d6c-4aeb-8c10-e5d1fdec0e8b/bin/uautomizer-verify-jihMAELWvX/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable13 [2024-11-08 18:18:27,102 INFO L396 AbstractCegarLoop]: === Iteration 15 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-08 18:18:27,103 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-08 18:18:27,103 INFO L85 PathProgramCache]: Analyzing trace with hash 867195754, now seen corresponding path program 1 times [2024-11-08 18:18:27,103 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-08 18:18:27,103 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [931727445] [2024-11-08 18:18:27,103 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-08 18:18:27,103 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 18:18:27,218 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-08 18:18:27,222 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [49297066] [2024-11-08 18:18:27,222 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-08 18:18:27,223 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-08 18:18:27,223 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_edb5bac0-2d6c-4aeb-8c10-e5d1fdec0e8b/bin/uautomizer-verify-jihMAELWvX/z3 [2024-11-08 18:18:27,225 INFO L229 MonitoredProcess]: Starting monitored process 11 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_edb5bac0-2d6c-4aeb-8c10-e5d1fdec0e8b/bin/uautomizer-verify-jihMAELWvX/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-11-08 18:18:27,228 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_edb5bac0-2d6c-4aeb-8c10-e5d1fdec0e8b/bin/uautomizer-verify-jihMAELWvX/z3 -smt2 -in SMTLIB2_COMPLIANT=true (11)] Waiting until timeout for monitored process [2024-11-08 18:18:27,469 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-08 18:18:27,469 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-08 18:18:27,550 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-08 18:18:27,747 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2024-11-08 18:18:27,748 INFO L325 BasicCegarLoop]: Counterexample is feasible [2024-11-08 18:18:27,749 INFO L782 garLoopResultBuilder]: Registering result UNSAFE for location ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION (0 of 1 remaining) [2024-11-08 18:18:27,776 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_edb5bac0-2d6c-4aeb-8c10-e5d1fdec0e8b/bin/uautomizer-verify-jihMAELWvX/z3 -smt2 -in SMTLIB2_COMPLIANT=true (11)] Forceful destruction successful, exit code 0 [2024-11-08 18:18:27,952 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 11 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_edb5bac0-2d6c-4aeb-8c10-e5d1fdec0e8b/bin/uautomizer-verify-jihMAELWvX/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable14 [2024-11-08 18:18:27,956 INFO L407 BasicCegarLoop]: Path program histogram: [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-08 18:18:28,190 INFO L170 ceAbstractionStarter]: Computing trace abstraction results [2024-11-08 18:18:28,195 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 08.11 06:18:28 BoogieIcfgContainer [2024-11-08 18:18:28,197 INFO L131 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2024-11-08 18:18:28,197 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2024-11-08 18:18:28,198 INFO L270 PluginConnector]: Initializing Witness Printer... [2024-11-08 18:18:28,198 INFO L274 PluginConnector]: Witness Printer initialized [2024-11-08 18:18:28,199 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 08.11 06:13:43" (3/4) ... [2024-11-08 18:18:28,204 INFO L145 WitnessPrinter]: No result that supports witness generation found [2024-11-08 18:18:28,206 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2024-11-08 18:18:28,206 INFO L158 Benchmark]: Toolchain (without parser) took 286963.59ms. Allocated memory was 153.1MB in the beginning and 297.8MB in the end (delta: 144.7MB). Free memory was 114.8MB in the beginning and 197.8MB in the end (delta: -83.0MB). Peak memory consumption was 63.3MB. Max. memory is 16.1GB. [2024-11-08 18:18:28,207 INFO L158 Benchmark]: CDTParser took 0.27ms. Allocated memory is still 153.1MB. Free memory is still 121.5MB. There was no memory consumed. Max. memory is 16.1GB. [2024-11-08 18:18:28,207 INFO L158 Benchmark]: CACSL2BoogieTranslator took 543.28ms. Allocated memory is still 153.1MB. Free memory was 114.4MB in the beginning and 96.5MB in the end (delta: 17.9MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. [2024-11-08 18:18:28,207 INFO L158 Benchmark]: Boogie Procedure Inliner took 112.48ms. Allocated memory is still 153.1MB. Free memory was 96.5MB in the beginning and 91.7MB in the end (delta: 4.7MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. [2024-11-08 18:18:28,208 INFO L158 Benchmark]: Boogie Preprocessor took 96.73ms. Allocated memory is still 153.1MB. Free memory was 91.7MB in the beginning and 86.6MB in the end (delta: 5.2MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2024-11-08 18:18:28,208 INFO L158 Benchmark]: RCFGBuilder took 1157.66ms. Allocated memory is still 153.1MB. Free memory was 86.1MB in the beginning and 119.5MB in the end (delta: -33.4MB). Peak memory consumption was 38.7MB. Max. memory is 16.1GB. [2024-11-08 18:18:28,209 INFO L158 Benchmark]: TraceAbstraction took 285034.23ms. Allocated memory was 153.1MB in the beginning and 297.8MB in the end (delta: 144.7MB). Free memory was 118.8MB in the beginning and 198.9MB in the end (delta: -80.0MB). Peak memory consumption was 64.4MB. Max. memory is 16.1GB. [2024-11-08 18:18:28,211 INFO L158 Benchmark]: Witness Printer took 8.38ms. Allocated memory is still 297.8MB. Free memory was 198.9MB in the beginning and 197.8MB in the end (delta: 1.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2024-11-08 18:18:28,213 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.27ms. Allocated memory is still 153.1MB. Free memory is still 121.5MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 543.28ms. Allocated memory is still 153.1MB. Free memory was 114.4MB in the beginning and 96.5MB in the end (delta: 17.9MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 112.48ms. Allocated memory is still 153.1MB. Free memory was 96.5MB in the beginning and 91.7MB in the end (delta: 4.7MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. * Boogie Preprocessor took 96.73ms. Allocated memory is still 153.1MB. Free memory was 91.7MB in the beginning and 86.6MB in the end (delta: 5.2MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. * RCFGBuilder took 1157.66ms. Allocated memory is still 153.1MB. Free memory was 86.1MB in the beginning and 119.5MB in the end (delta: -33.4MB). Peak memory consumption was 38.7MB. Max. memory is 16.1GB. * TraceAbstraction took 285034.23ms. Allocated memory was 153.1MB in the beginning and 297.8MB in the end (delta: 144.7MB). Free memory was 118.8MB in the beginning and 198.9MB in the end (delta: -80.0MB). Peak memory consumption was 64.4MB. Max. memory is 16.1GB. * Witness Printer took 8.38ms. Allocated memory is still 297.8MB. Free memory was 198.9MB in the beginning and 197.8MB in the end (delta: 1.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: ErrorAutomatonStatistics NumberErrorTraces: 0, NumberStatementsAllTraces: 0, NumberRelevantStatements: 0, 0.0s ErrorAutomatonConstructionTimeTotal, 0.0s FaulLocalizationTime, NumberStatementsFirstTrace: -1, TraceLengthAvg: 0, 0.0s ErrorAutomatonConstructionTimeAvg, 0.0s ErrorAutomatonDifferenceTimeAvg, 0.0s ErrorAutomatonDifferenceTimeTotal, NumberOfNoEnhancement: 0, NumberOfFiniteEnhancement: 0, NumberOfInfiniteEnhancement: 0 - UnprovableResult [Line: 19]: Unable to prove that a call to reach_error is unreachable Unable to prove that a call to reach_error is unreachable Reason: overapproximation of someBinaryFLOATComparisonOperation at line 206, overapproximation of bitwiseOr at line 206. Possible FailurePath: [L21] unsigned char isInitial = 0; [L22] signed long int var_1_1 = -32; [L23] signed long int var_1_3 = 10; [L24] signed long int var_1_4 = 64; [L25] unsigned short int var_1_11 = 64; [L26] unsigned short int var_1_12 = 8; [L27] unsigned short int var_1_13 = 5; [L28] signed short int var_1_14 = 8; [L29] unsigned short int var_1_15 = 62763; [L30] unsigned long int var_1_16 = 25; [L31] float var_1_18 = 63.25; [L32] unsigned char var_1_20 = 0; [L33] float var_1_21 = 7.8; [L34] float var_1_22 = 32.1; [L35] unsigned char var_1_23 = 0; [L36] signed long int var_1_24 = -16; [L37] signed short int var_1_26 = 16; [L38] unsigned char var_1_28 = 1; [L39] unsigned char var_1_36 = 0; [L40] unsigned char var_1_37 = 0; [L41] unsigned char var_1_38 = 128; [L42] unsigned char var_1_39 = 10; [L43] unsigned char var_1_40 = 5; [L44] unsigned char var_1_41 = 2; [L45] unsigned char var_1_42 = 0; [L46] signed long int var_1_43 = 1; [L47] unsigned char var_1_44 = 1; [L48] unsigned char var_1_45 = 1; [L49] signed long int var_1_46 = 256; [L50] unsigned long int var_1_47 = 16; [L51] unsigned long int var_1_48 = 1289077960; [L52] unsigned long int var_1_49 = 10; [L53] unsigned long int var_1_50 = 3273461173; [L54] signed long int last_1_var_1_1 = -32; [L55] unsigned short int last_1_var_1_11 = 64; [L56] signed short int last_1_var_1_14 = 8; [L57] unsigned long int last_1_var_1_16 = 25; [L58] float last_1_var_1_18 = 63.25; VAL [isInitial=0, last_1_var_1_11=64, last_1_var_1_14=8, last_1_var_1_16=25, last_1_var_1_18=253/4, last_1_var_1_1=-32, var_1_11=64, var_1_12=8, var_1_13=5, var_1_14=8, var_1_15=62763, var_1_16=25, var_1_18=253/4, var_1_1=-32, var_1_20=0, var_1_21=39/5, var_1_22=321/10, var_1_23=0, var_1_24=-16, var_1_26=16, var_1_28=1, var_1_36=0, var_1_37=0, var_1_38=128, var_1_39=10, var_1_3=10, var_1_40=5, var_1_41=2, var_1_42=0, var_1_43=1, var_1_44=1, var_1_45=1, var_1_46=256, var_1_47=16, var_1_48=1289077960, var_1_49=10, var_1_4=64, var_1_50=3273461173] [L210] isInitial = 1 [L211] FCALL initially() [L212] COND TRUE 1 [L213] CALL updateLastVariables() [L199] last_1_var_1_1 = var_1_1 [L200] last_1_var_1_11 = var_1_11 [L201] last_1_var_1_14 = var_1_14 [L202] last_1_var_1_16 = var_1_16 [L203] last_1_var_1_18 = var_1_18 VAL [isInitial=1, last_1_var_1_11=64, last_1_var_1_14=8, last_1_var_1_16=25, last_1_var_1_18=253/4, last_1_var_1_1=-32, var_1_11=64, var_1_12=8, var_1_13=5, var_1_14=8, var_1_15=62763, var_1_16=25, var_1_18=253/4, var_1_1=-32, var_1_20=0, var_1_21=39/5, var_1_22=321/10, var_1_23=0, var_1_24=-16, var_1_26=16, var_1_28=1, var_1_36=0, var_1_37=0, var_1_38=128, var_1_39=10, var_1_3=10, var_1_40=5, var_1_41=2, var_1_42=0, var_1_43=1, var_1_44=1, var_1_45=1, var_1_46=256, var_1_47=16, var_1_48=1289077960, var_1_49=10, var_1_4=64, var_1_50=3273461173] [L213] RET updateLastVariables() [L214] CALL updateVariables() [L143] var_1_3 = __VERIFIER_nondet_long() [L144] CALL assume_abort_if_not(var_1_3 >= -2147483648) VAL [\old(cond)=1, isInitial=1, last_1_var_1_11=64, last_1_var_1_14=8, last_1_var_1_16=25, last_1_var_1_18=253/4, last_1_var_1_1=-32, var_1_11=64, var_1_12=8, var_1_13=5, var_1_14=8, var_1_15=62763, var_1_16=25, var_1_18=253/4, var_1_1=-32, var_1_20=0, var_1_21=39/5, var_1_22=321/10, var_1_23=0, var_1_24=-16, var_1_26=16, var_1_28=1, var_1_36=0, var_1_37=0, var_1_38=128, var_1_39=10, var_1_3=-1001, var_1_40=5, var_1_41=2, var_1_42=0, var_1_43=1, var_1_44=1, var_1_45=1, var_1_46=256, var_1_47=16, var_1_48=1289077960, var_1_49=10, var_1_4=64, var_1_50=3273461173] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_11=64, last_1_var_1_14=8, last_1_var_1_16=25, last_1_var_1_18=253/4, last_1_var_1_1=-32, var_1_11=64, var_1_12=8, var_1_13=5, var_1_14=8, var_1_15=62763, var_1_16=25, var_1_18=253/4, var_1_1=-32, var_1_20=0, var_1_21=39/5, var_1_22=321/10, var_1_23=0, var_1_24=-16, var_1_26=16, var_1_28=1, var_1_36=0, var_1_37=0, var_1_38=128, var_1_39=10, var_1_3=-1001, var_1_40=5, var_1_41=2, var_1_42=0, var_1_43=1, var_1_44=1, var_1_45=1, var_1_46=256, var_1_47=16, var_1_48=1289077960, var_1_49=10, var_1_4=64, var_1_50=3273461173] [L144] RET assume_abort_if_not(var_1_3 >= -2147483648) VAL [isInitial=1, last_1_var_1_11=64, last_1_var_1_14=8, last_1_var_1_16=25, last_1_var_1_18=253/4, last_1_var_1_1=-32, var_1_11=64, var_1_12=8, var_1_13=5, var_1_14=8, var_1_15=62763, var_1_16=25, var_1_18=253/4, var_1_1=-32, var_1_20=0, var_1_21=39/5, var_1_22=321/10, var_1_23=0, var_1_24=-16, var_1_26=16, var_1_28=1, var_1_36=0, var_1_37=0, var_1_38=128, var_1_39=10, var_1_3=-1001, var_1_40=5, var_1_41=2, var_1_42=0, var_1_43=1, var_1_44=1, var_1_45=1, var_1_46=256, var_1_47=16, var_1_48=1289077960, var_1_49=10, var_1_4=64, var_1_50=3273461173] [L145] CALL assume_abort_if_not(var_1_3 <= 2147483647) VAL [\old(cond)=1, isInitial=1, last_1_var_1_11=64, last_1_var_1_14=8, last_1_var_1_16=25, last_1_var_1_18=253/4, last_1_var_1_1=-32, var_1_11=64, var_1_12=8, var_1_13=5, var_1_14=8, var_1_15=62763, var_1_16=25, var_1_18=253/4, var_1_1=-32, var_1_20=0, var_1_21=39/5, var_1_22=321/10, var_1_23=0, var_1_24=-16, var_1_26=16, var_1_28=1, var_1_36=0, var_1_37=0, var_1_38=128, var_1_39=10, var_1_3=-1001, var_1_40=5, var_1_41=2, var_1_42=0, var_1_43=1, var_1_44=1, var_1_45=1, var_1_46=256, var_1_47=16, var_1_48=1289077960, var_1_49=10, var_1_4=64, var_1_50=3273461173] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_11=64, last_1_var_1_14=8, last_1_var_1_16=25, last_1_var_1_18=253/4, last_1_var_1_1=-32, var_1_11=64, var_1_12=8, var_1_13=5, var_1_14=8, var_1_15=62763, var_1_16=25, var_1_18=253/4, var_1_1=-32, var_1_20=0, var_1_21=39/5, var_1_22=321/10, var_1_23=0, var_1_24=-16, var_1_26=16, var_1_28=1, var_1_36=0, var_1_37=0, var_1_38=128, var_1_39=10, var_1_3=-1001, var_1_40=5, var_1_41=2, var_1_42=0, var_1_43=1, var_1_44=1, var_1_45=1, var_1_46=256, var_1_47=16, var_1_48=1289077960, var_1_49=10, var_1_4=64, var_1_50=3273461173] [L145] RET assume_abort_if_not(var_1_3 <= 2147483647) VAL [isInitial=1, last_1_var_1_11=64, last_1_var_1_14=8, last_1_var_1_16=25, last_1_var_1_18=253/4, last_1_var_1_1=-32, var_1_11=64, var_1_12=8, var_1_13=5, var_1_14=8, var_1_15=62763, var_1_16=25, var_1_18=253/4, var_1_1=-32, var_1_20=0, var_1_21=39/5, var_1_22=321/10, var_1_23=0, var_1_24=-16, var_1_26=16, var_1_28=1, var_1_36=0, var_1_37=0, var_1_38=128, var_1_39=10, var_1_3=-1001, var_1_40=5, var_1_41=2, var_1_42=0, var_1_43=1, var_1_44=1, var_1_45=1, var_1_46=256, var_1_47=16, var_1_48=1289077960, var_1_49=10, var_1_4=64, var_1_50=3273461173] [L146] CALL assume_abort_if_not(var_1_3 != 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_11=64, last_1_var_1_14=8, last_1_var_1_16=25, last_1_var_1_18=253/4, last_1_var_1_1=-32, var_1_11=64, var_1_12=8, var_1_13=5, var_1_14=8, var_1_15=62763, var_1_16=25, var_1_18=253/4, var_1_1=-32, var_1_20=0, var_1_21=39/5, var_1_22=321/10, var_1_23=0, var_1_24=-16, var_1_26=16, var_1_28=1, var_1_36=0, var_1_37=0, var_1_38=128, var_1_39=10, var_1_3=-1001, var_1_40=5, var_1_41=2, var_1_42=0, var_1_43=1, var_1_44=1, var_1_45=1, var_1_46=256, var_1_47=16, var_1_48=1289077960, var_1_49=10, var_1_4=64, var_1_50=3273461173] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_11=64, last_1_var_1_14=8, last_1_var_1_16=25, last_1_var_1_18=253/4, last_1_var_1_1=-32, var_1_11=64, var_1_12=8, var_1_13=5, var_1_14=8, var_1_15=62763, var_1_16=25, var_1_18=253/4, var_1_1=-32, var_1_20=0, var_1_21=39/5, var_1_22=321/10, var_1_23=0, var_1_24=-16, var_1_26=16, var_1_28=1, var_1_36=0, var_1_37=0, var_1_38=128, var_1_39=10, var_1_3=-1001, var_1_40=5, var_1_41=2, var_1_42=0, var_1_43=1, var_1_44=1, var_1_45=1, var_1_46=256, var_1_47=16, var_1_48=1289077960, var_1_49=10, var_1_4=64, var_1_50=3273461173] [L146] RET assume_abort_if_not(var_1_3 != 0) VAL [isInitial=1, last_1_var_1_11=64, last_1_var_1_14=8, last_1_var_1_16=25, last_1_var_1_18=253/4, last_1_var_1_1=-32, var_1_11=64, var_1_12=8, var_1_13=5, var_1_14=8, var_1_15=62763, var_1_16=25, var_1_18=253/4, var_1_1=-32, var_1_20=0, var_1_21=39/5, var_1_22=321/10, var_1_23=0, var_1_24=-16, var_1_26=16, var_1_28=1, var_1_36=0, var_1_37=0, var_1_38=128, var_1_39=10, var_1_3=-1001, var_1_40=5, var_1_41=2, var_1_42=0, var_1_43=1, var_1_44=1, var_1_45=1, var_1_46=256, var_1_47=16, var_1_48=1289077960, var_1_49=10, var_1_4=64, var_1_50=3273461173] [L147] var_1_4 = __VERIFIER_nondet_long() [L148] CALL assume_abort_if_not(var_1_4 >= -2147483648) VAL [\old(cond)=1, isInitial=1, last_1_var_1_11=64, last_1_var_1_14=8, last_1_var_1_16=25, last_1_var_1_18=253/4, last_1_var_1_1=-32, var_1_11=64, var_1_12=8, var_1_13=5, var_1_14=8, var_1_15=62763, var_1_16=25, var_1_18=253/4, var_1_1=-32, var_1_20=0, var_1_21=39/5, var_1_22=321/10, var_1_23=0, var_1_24=-16, var_1_26=16, var_1_28=1, var_1_36=0, var_1_37=0, var_1_38=128, var_1_39=10, var_1_3=-1001, var_1_40=5, var_1_41=2, var_1_42=0, var_1_43=1, var_1_44=1, var_1_45=1, var_1_46=256, var_1_47=16, var_1_48=1289077960, var_1_49=10, var_1_4=-1, var_1_50=3273461173] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_11=64, last_1_var_1_14=8, last_1_var_1_16=25, last_1_var_1_18=253/4, last_1_var_1_1=-32, var_1_11=64, var_1_12=8, var_1_13=5, var_1_14=8, var_1_15=62763, var_1_16=25, var_1_18=253/4, var_1_1=-32, var_1_20=0, var_1_21=39/5, var_1_22=321/10, var_1_23=0, var_1_24=-16, var_1_26=16, var_1_28=1, var_1_36=0, var_1_37=0, var_1_38=128, var_1_39=10, var_1_3=-1001, var_1_40=5, var_1_41=2, var_1_42=0, var_1_43=1, var_1_44=1, var_1_45=1, var_1_46=256, var_1_47=16, var_1_48=1289077960, var_1_49=10, var_1_4=-1, var_1_50=3273461173] [L148] RET assume_abort_if_not(var_1_4 >= -2147483648) VAL [isInitial=1, last_1_var_1_11=64, last_1_var_1_14=8, last_1_var_1_16=25, last_1_var_1_18=253/4, last_1_var_1_1=-32, var_1_11=64, var_1_12=8, var_1_13=5, var_1_14=8, var_1_15=62763, var_1_16=25, var_1_18=253/4, var_1_1=-32, var_1_20=0, var_1_21=39/5, var_1_22=321/10, var_1_23=0, var_1_24=-16, var_1_26=16, var_1_28=1, var_1_36=0, var_1_37=0, var_1_38=128, var_1_39=10, var_1_3=-1001, var_1_40=5, var_1_41=2, var_1_42=0, var_1_43=1, var_1_44=1, var_1_45=1, var_1_46=256, var_1_47=16, var_1_48=1289077960, var_1_49=10, var_1_4=-1, var_1_50=3273461173] [L149] CALL assume_abort_if_not(var_1_4 <= 2147483647) VAL [\old(cond)=1, isInitial=1, last_1_var_1_11=64, last_1_var_1_14=8, last_1_var_1_16=25, last_1_var_1_18=253/4, last_1_var_1_1=-32, var_1_11=64, var_1_12=8, var_1_13=5, var_1_14=8, var_1_15=62763, var_1_16=25, var_1_18=253/4, var_1_1=-32, var_1_20=0, var_1_21=39/5, var_1_22=321/10, var_1_23=0, var_1_24=-16, var_1_26=16, var_1_28=1, var_1_36=0, var_1_37=0, var_1_38=128, var_1_39=10, var_1_3=-1001, var_1_40=5, var_1_41=2, var_1_42=0, var_1_43=1, var_1_44=1, var_1_45=1, var_1_46=256, var_1_47=16, var_1_48=1289077960, var_1_49=10, var_1_4=-1, var_1_50=3273461173] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_11=64, last_1_var_1_14=8, last_1_var_1_16=25, last_1_var_1_18=253/4, last_1_var_1_1=-32, var_1_11=64, var_1_12=8, var_1_13=5, var_1_14=8, var_1_15=62763, var_1_16=25, var_1_18=253/4, var_1_1=-32, var_1_20=0, var_1_21=39/5, var_1_22=321/10, var_1_23=0, var_1_24=-16, var_1_26=16, var_1_28=1, var_1_36=0, var_1_37=0, var_1_38=128, var_1_39=10, var_1_3=-1001, var_1_40=5, var_1_41=2, var_1_42=0, var_1_43=1, var_1_44=1, var_1_45=1, var_1_46=256, var_1_47=16, var_1_48=1289077960, var_1_49=10, var_1_4=-1, var_1_50=3273461173] [L149] RET assume_abort_if_not(var_1_4 <= 2147483647) VAL [isInitial=1, last_1_var_1_11=64, last_1_var_1_14=8, last_1_var_1_16=25, last_1_var_1_18=253/4, last_1_var_1_1=-32, var_1_11=64, var_1_12=8, var_1_13=5, var_1_14=8, var_1_15=62763, var_1_16=25, var_1_18=253/4, var_1_1=-32, var_1_20=0, var_1_21=39/5, var_1_22=321/10, var_1_23=0, var_1_24=-16, var_1_26=16, var_1_28=1, var_1_36=0, var_1_37=0, var_1_38=128, var_1_39=10, var_1_3=-1001, var_1_40=5, var_1_41=2, var_1_42=0, var_1_43=1, var_1_44=1, var_1_45=1, var_1_46=256, var_1_47=16, var_1_48=1289077960, var_1_49=10, var_1_4=-1, var_1_50=3273461173] [L150] CALL assume_abort_if_not(var_1_4 != 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_11=64, last_1_var_1_14=8, last_1_var_1_16=25, last_1_var_1_18=253/4, last_1_var_1_1=-32, var_1_11=64, var_1_12=8, var_1_13=5, var_1_14=8, var_1_15=62763, var_1_16=25, var_1_18=253/4, var_1_1=-32, var_1_20=0, var_1_21=39/5, var_1_22=321/10, var_1_23=0, var_1_24=-16, var_1_26=16, var_1_28=1, var_1_36=0, var_1_37=0, var_1_38=128, var_1_39=10, var_1_3=-1001, var_1_40=5, var_1_41=2, var_1_42=0, var_1_43=1, var_1_44=1, var_1_45=1, var_1_46=256, var_1_47=16, var_1_48=1289077960, var_1_49=10, var_1_4=-1, var_1_50=3273461173] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_11=64, last_1_var_1_14=8, last_1_var_1_16=25, last_1_var_1_18=253/4, last_1_var_1_1=-32, var_1_11=64, var_1_12=8, var_1_13=5, var_1_14=8, var_1_15=62763, var_1_16=25, var_1_18=253/4, var_1_1=-32, var_1_20=0, var_1_21=39/5, var_1_22=321/10, var_1_23=0, var_1_24=-16, var_1_26=16, var_1_28=1, var_1_36=0, var_1_37=0, var_1_38=128, var_1_39=10, var_1_3=-1001, var_1_40=5, var_1_41=2, var_1_42=0, var_1_43=1, var_1_44=1, var_1_45=1, var_1_46=256, var_1_47=16, var_1_48=1289077960, var_1_49=10, var_1_4=-1, var_1_50=3273461173] [L150] RET assume_abort_if_not(var_1_4 != 0) VAL [isInitial=1, last_1_var_1_11=64, last_1_var_1_14=8, last_1_var_1_16=25, last_1_var_1_18=253/4, last_1_var_1_1=-32, var_1_11=64, var_1_12=8, var_1_13=5, var_1_14=8, var_1_15=62763, var_1_16=25, var_1_18=253/4, var_1_1=-32, var_1_20=0, var_1_21=39/5, var_1_22=321/10, var_1_23=0, var_1_24=-16, var_1_26=16, var_1_28=1, var_1_36=0, var_1_37=0, var_1_38=128, var_1_39=10, var_1_3=-1001, var_1_40=5, var_1_41=2, var_1_42=0, var_1_43=1, var_1_44=1, var_1_45=1, var_1_46=256, var_1_47=16, var_1_48=1289077960, var_1_49=10, var_1_4=-1, var_1_50=3273461173] [L151] var_1_12 = __VERIFIER_nondet_ushort() [L152] CALL assume_abort_if_not(var_1_12 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_11=64, last_1_var_1_14=8, last_1_var_1_16=25, last_1_var_1_18=253/4, last_1_var_1_1=-32, var_1_11=64, var_1_13=5, var_1_14=8, var_1_15=62763, var_1_16=25, var_1_18=253/4, var_1_1=-32, var_1_20=0, var_1_21=39/5, var_1_22=321/10, var_1_23=0, var_1_24=-16, var_1_26=16, var_1_28=1, var_1_36=0, var_1_37=0, var_1_38=128, var_1_39=10, var_1_3=-1001, var_1_40=5, var_1_41=2, var_1_42=0, var_1_43=1, var_1_44=1, var_1_45=1, var_1_46=256, var_1_47=16, var_1_48=1289077960, var_1_49=10, var_1_4=-1, var_1_50=3273461173] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_11=64, last_1_var_1_14=8, last_1_var_1_16=25, last_1_var_1_18=253/4, last_1_var_1_1=-32, var_1_11=64, var_1_13=5, var_1_14=8, var_1_15=62763, var_1_16=25, var_1_18=253/4, var_1_1=-32, var_1_20=0, var_1_21=39/5, var_1_22=321/10, var_1_23=0, var_1_24=-16, var_1_26=16, var_1_28=1, var_1_36=0, var_1_37=0, var_1_38=128, var_1_39=10, var_1_3=-1001, var_1_40=5, var_1_41=2, var_1_42=0, var_1_43=1, var_1_44=1, var_1_45=1, var_1_46=256, var_1_47=16, var_1_48=1289077960, var_1_49=10, var_1_4=-1, var_1_50=3273461173] [L152] RET assume_abort_if_not(var_1_12 >= 0) VAL [isInitial=1, last_1_var_1_11=64, last_1_var_1_14=8, last_1_var_1_16=25, last_1_var_1_18=253/4, last_1_var_1_1=-32, var_1_11=64, var_1_13=5, var_1_14=8, var_1_15=62763, var_1_16=25, var_1_18=253/4, var_1_1=-32, var_1_20=0, var_1_21=39/5, var_1_22=321/10, var_1_23=0, var_1_24=-16, var_1_26=16, var_1_28=1, var_1_36=0, var_1_37=0, var_1_38=128, var_1_39=10, var_1_3=-1001, var_1_40=5, var_1_41=2, var_1_42=0, var_1_43=1, var_1_44=1, var_1_45=1, var_1_46=256, var_1_47=16, var_1_48=1289077960, var_1_49=10, var_1_4=-1, var_1_50=3273461173] [L153] CALL assume_abort_if_not(var_1_12 <= 16384) VAL [\old(cond)=1, isInitial=1, last_1_var_1_11=64, last_1_var_1_14=8, last_1_var_1_16=25, last_1_var_1_18=253/4, last_1_var_1_1=-32, var_1_11=64, var_1_12=0, var_1_13=5, var_1_14=8, var_1_15=62763, var_1_16=25, var_1_18=253/4, var_1_1=-32, var_1_20=0, var_1_21=39/5, var_1_22=321/10, var_1_23=0, var_1_24=-16, var_1_26=16, var_1_28=1, var_1_36=0, var_1_37=0, var_1_38=128, var_1_39=10, var_1_3=-1001, var_1_40=5, var_1_41=2, var_1_42=0, var_1_43=1, var_1_44=1, var_1_45=1, var_1_46=256, var_1_47=16, var_1_48=1289077960, var_1_49=10, var_1_4=-1, var_1_50=3273461173] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_11=64, last_1_var_1_14=8, last_1_var_1_16=25, last_1_var_1_18=253/4, last_1_var_1_1=-32, var_1_11=64, var_1_12=0, var_1_13=5, var_1_14=8, var_1_15=62763, var_1_16=25, var_1_18=253/4, var_1_1=-32, var_1_20=0, var_1_21=39/5, var_1_22=321/10, var_1_23=0, var_1_24=-16, var_1_26=16, var_1_28=1, var_1_36=0, var_1_37=0, var_1_38=128, var_1_39=10, var_1_3=-1001, var_1_40=5, var_1_41=2, var_1_42=0, var_1_43=1, var_1_44=1, var_1_45=1, var_1_46=256, var_1_47=16, var_1_48=1289077960, var_1_49=10, var_1_4=-1, var_1_50=3273461173] [L153] RET assume_abort_if_not(var_1_12 <= 16384) VAL [isInitial=1, last_1_var_1_11=64, last_1_var_1_14=8, last_1_var_1_16=25, last_1_var_1_18=253/4, last_1_var_1_1=-32, var_1_11=64, var_1_12=0, var_1_13=5, var_1_14=8, var_1_15=62763, var_1_16=25, var_1_18=253/4, var_1_1=-32, var_1_20=0, var_1_21=39/5, var_1_22=321/10, var_1_23=0, var_1_24=-16, var_1_26=16, var_1_28=1, var_1_36=0, var_1_37=0, var_1_38=128, var_1_39=10, var_1_3=-1001, var_1_40=5, var_1_41=2, var_1_42=0, var_1_43=1, var_1_44=1, var_1_45=1, var_1_46=256, var_1_47=16, var_1_48=1289077960, var_1_49=10, var_1_4=-1, var_1_50=3273461173] [L154] var_1_13 = __VERIFIER_nondet_ushort() [L155] CALL assume_abort_if_not(var_1_13 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_11=64, last_1_var_1_14=8, last_1_var_1_16=25, last_1_var_1_18=253/4, last_1_var_1_1=-32, var_1_11=64, var_1_12=0, var_1_14=8, var_1_15=62763, var_1_16=25, var_1_18=253/4, var_1_1=-32, var_1_20=0, var_1_21=39/5, var_1_22=321/10, var_1_23=0, var_1_24=-16, var_1_26=16, var_1_28=1, var_1_36=0, var_1_37=0, var_1_38=128, var_1_39=10, var_1_3=-1001, var_1_40=5, var_1_41=2, var_1_42=0, var_1_43=1, var_1_44=1, var_1_45=1, var_1_46=256, var_1_47=16, var_1_48=1289077960, var_1_49=10, var_1_4=-1, var_1_50=3273461173] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_11=64, last_1_var_1_14=8, last_1_var_1_16=25, last_1_var_1_18=253/4, last_1_var_1_1=-32, var_1_11=64, var_1_12=0, var_1_14=8, var_1_15=62763, var_1_16=25, var_1_18=253/4, var_1_1=-32, var_1_20=0, var_1_21=39/5, var_1_22=321/10, var_1_23=0, var_1_24=-16, var_1_26=16, var_1_28=1, var_1_36=0, var_1_37=0, var_1_38=128, var_1_39=10, var_1_3=-1001, var_1_40=5, var_1_41=2, var_1_42=0, var_1_43=1, var_1_44=1, var_1_45=1, var_1_46=256, var_1_47=16, var_1_48=1289077960, var_1_49=10, var_1_4=-1, var_1_50=3273461173] [L155] RET assume_abort_if_not(var_1_13 >= 0) VAL [isInitial=1, last_1_var_1_11=64, last_1_var_1_14=8, last_1_var_1_16=25, last_1_var_1_18=253/4, last_1_var_1_1=-32, var_1_11=64, var_1_12=0, var_1_14=8, var_1_15=62763, var_1_16=25, var_1_18=253/4, var_1_1=-32, var_1_20=0, var_1_21=39/5, var_1_22=321/10, var_1_23=0, var_1_24=-16, var_1_26=16, var_1_28=1, var_1_36=0, var_1_37=0, var_1_38=128, var_1_39=10, var_1_3=-1001, var_1_40=5, var_1_41=2, var_1_42=0, var_1_43=1, var_1_44=1, var_1_45=1, var_1_46=256, var_1_47=16, var_1_48=1289077960, var_1_49=10, var_1_4=-1, var_1_50=3273461173] [L156] CALL assume_abort_if_not(var_1_13 <= 16383) VAL [\old(cond)=1, isInitial=1, last_1_var_1_11=64, last_1_var_1_14=8, last_1_var_1_16=25, last_1_var_1_18=253/4, last_1_var_1_1=-32, var_1_11=64, var_1_12=0, var_1_13=8, var_1_14=8, var_1_15=62763, var_1_16=25, var_1_18=253/4, var_1_1=-32, var_1_20=0, var_1_21=39/5, var_1_22=321/10, var_1_23=0, var_1_24=-16, var_1_26=16, var_1_28=1, var_1_36=0, var_1_37=0, var_1_38=128, var_1_39=10, var_1_3=-1001, var_1_40=5, var_1_41=2, var_1_42=0, var_1_43=1, var_1_44=1, var_1_45=1, var_1_46=256, var_1_47=16, var_1_48=1289077960, var_1_49=10, var_1_4=-1, var_1_50=3273461173] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_11=64, last_1_var_1_14=8, last_1_var_1_16=25, last_1_var_1_18=253/4, last_1_var_1_1=-32, var_1_11=64, var_1_12=0, var_1_13=8, var_1_14=8, var_1_15=62763, var_1_16=25, var_1_18=253/4, var_1_1=-32, var_1_20=0, var_1_21=39/5, var_1_22=321/10, var_1_23=0, var_1_24=-16, var_1_26=16, var_1_28=1, var_1_36=0, var_1_37=0, var_1_38=128, var_1_39=10, var_1_3=-1001, var_1_40=5, var_1_41=2, var_1_42=0, var_1_43=1, var_1_44=1, var_1_45=1, var_1_46=256, var_1_47=16, var_1_48=1289077960, var_1_49=10, var_1_4=-1, var_1_50=3273461173] [L156] RET assume_abort_if_not(var_1_13 <= 16383) VAL [isInitial=1, last_1_var_1_11=64, last_1_var_1_14=8, last_1_var_1_16=25, last_1_var_1_18=253/4, last_1_var_1_1=-32, var_1_11=64, var_1_12=0, var_1_13=8, var_1_14=8, var_1_15=62763, var_1_16=25, var_1_18=253/4, var_1_1=-32, var_1_20=0, var_1_21=39/5, var_1_22=321/10, var_1_23=0, var_1_24=-16, var_1_26=16, var_1_28=1, var_1_36=0, var_1_37=0, var_1_38=128, var_1_39=10, var_1_3=-1001, var_1_40=5, var_1_41=2, var_1_42=0, var_1_43=1, var_1_44=1, var_1_45=1, var_1_46=256, var_1_47=16, var_1_48=1289077960, var_1_49=10, var_1_4=-1, var_1_50=3273461173] [L157] var_1_15 = __VERIFIER_nondet_ushort() [L158] CALL assume_abort_if_not(var_1_15 >= 32767) VAL [\old(cond)=1, isInitial=1, last_1_var_1_11=64, last_1_var_1_14=8, last_1_var_1_16=25, last_1_var_1_18=253/4, last_1_var_1_1=-32, var_1_11=64, var_1_12=0, var_1_13=8, var_1_14=8, var_1_15=32767, var_1_16=25, var_1_18=253/4, var_1_1=-32, var_1_20=0, var_1_21=39/5, var_1_22=321/10, var_1_23=0, var_1_24=-16, var_1_26=16, var_1_28=1, var_1_36=0, var_1_37=0, var_1_38=128, var_1_39=10, var_1_3=-1001, var_1_40=5, var_1_41=2, var_1_42=0, var_1_43=1, var_1_44=1, var_1_45=1, var_1_46=256, var_1_47=16, var_1_48=1289077960, var_1_49=10, var_1_4=-1, var_1_50=3273461173] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_11=64, last_1_var_1_14=8, last_1_var_1_16=25, last_1_var_1_18=253/4, last_1_var_1_1=-32, var_1_11=64, var_1_12=0, var_1_13=8, var_1_14=8, var_1_15=32767, var_1_16=25, var_1_18=253/4, var_1_1=-32, var_1_20=0, var_1_21=39/5, var_1_22=321/10, var_1_23=0, var_1_24=-16, var_1_26=16, var_1_28=1, var_1_36=0, var_1_37=0, var_1_38=128, var_1_39=10, var_1_3=-1001, var_1_40=5, var_1_41=2, var_1_42=0, var_1_43=1, var_1_44=1, var_1_45=1, var_1_46=256, var_1_47=16, var_1_48=1289077960, var_1_49=10, var_1_4=-1, var_1_50=3273461173] [L158] RET assume_abort_if_not(var_1_15 >= 32767) VAL [isInitial=1, last_1_var_1_11=64, last_1_var_1_14=8, last_1_var_1_16=25, last_1_var_1_18=253/4, last_1_var_1_1=-32, var_1_11=64, var_1_12=0, var_1_13=8, var_1_14=8, var_1_15=32767, var_1_16=25, var_1_18=253/4, var_1_1=-32, var_1_20=0, var_1_21=39/5, var_1_22=321/10, var_1_23=0, var_1_24=-16, var_1_26=16, var_1_28=1, var_1_36=0, var_1_37=0, var_1_38=128, var_1_39=10, var_1_3=-1001, var_1_40=5, var_1_41=2, var_1_42=0, var_1_43=1, var_1_44=1, var_1_45=1, var_1_46=256, var_1_47=16, var_1_48=1289077960, var_1_49=10, var_1_4=-1, var_1_50=3273461173] [L159] CALL assume_abort_if_not(var_1_15 <= 65535) VAL [\old(cond)=1, isInitial=1, last_1_var_1_11=64, last_1_var_1_14=8, last_1_var_1_16=25, last_1_var_1_18=253/4, last_1_var_1_1=-32, var_1_11=64, var_1_12=0, var_1_13=8, var_1_14=8, var_1_15=32767, var_1_16=25, var_1_18=253/4, var_1_1=-32, var_1_20=0, var_1_21=39/5, var_1_22=321/10, var_1_23=0, var_1_24=-16, var_1_26=16, var_1_28=1, var_1_36=0, var_1_37=0, var_1_38=128, var_1_39=10, var_1_3=-1001, var_1_40=5, var_1_41=2, var_1_42=0, var_1_43=1, var_1_44=1, var_1_45=1, var_1_46=256, var_1_47=16, var_1_48=1289077960, var_1_49=10, var_1_4=-1, var_1_50=3273461173] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_11=64, last_1_var_1_14=8, last_1_var_1_16=25, last_1_var_1_18=253/4, last_1_var_1_1=-32, var_1_11=64, var_1_12=0, var_1_13=8, var_1_14=8, var_1_15=32767, var_1_16=25, var_1_18=253/4, var_1_1=-32, var_1_20=0, var_1_21=39/5, var_1_22=321/10, var_1_23=0, var_1_24=-16, var_1_26=16, var_1_28=1, var_1_36=0, var_1_37=0, var_1_38=128, var_1_39=10, var_1_3=-1001, var_1_40=5, var_1_41=2, var_1_42=0, var_1_43=1, var_1_44=1, var_1_45=1, var_1_46=256, var_1_47=16, var_1_48=1289077960, var_1_49=10, var_1_4=-1, var_1_50=3273461173] [L159] RET assume_abort_if_not(var_1_15 <= 65535) VAL [isInitial=1, last_1_var_1_11=64, last_1_var_1_14=8, last_1_var_1_16=25, last_1_var_1_18=253/4, last_1_var_1_1=-32, var_1_11=64, var_1_12=0, var_1_13=8, var_1_14=8, var_1_15=32767, var_1_16=25, var_1_18=253/4, var_1_1=-32, var_1_20=0, var_1_21=39/5, var_1_22=321/10, var_1_23=0, var_1_24=-16, var_1_26=16, var_1_28=1, var_1_36=0, var_1_37=0, var_1_38=128, var_1_39=10, var_1_3=-1001, var_1_40=5, var_1_41=2, var_1_42=0, var_1_43=1, var_1_44=1, var_1_45=1, var_1_46=256, var_1_47=16, var_1_48=1289077960, var_1_49=10, var_1_4=-1, var_1_50=3273461173] [L160] var_1_20 = __VERIFIER_nondet_uchar() [L161] CALL assume_abort_if_not(var_1_20 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_11=64, last_1_var_1_14=8, last_1_var_1_16=25, last_1_var_1_18=253/4, last_1_var_1_1=-32, var_1_11=64, var_1_12=0, var_1_13=8, var_1_14=8, var_1_15=32767, var_1_16=25, var_1_18=253/4, var_1_1=-32, var_1_21=39/5, var_1_22=321/10, var_1_23=0, var_1_24=-16, var_1_26=16, var_1_28=1, var_1_36=0, var_1_37=0, var_1_38=128, var_1_39=10, var_1_3=-1001, var_1_40=5, var_1_41=2, var_1_42=0, var_1_43=1, var_1_44=1, var_1_45=1, var_1_46=256, var_1_47=16, var_1_48=1289077960, var_1_49=10, var_1_4=-1, var_1_50=3273461173] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_11=64, last_1_var_1_14=8, last_1_var_1_16=25, last_1_var_1_18=253/4, last_1_var_1_1=-32, var_1_11=64, var_1_12=0, var_1_13=8, var_1_14=8, var_1_15=32767, var_1_16=25, var_1_18=253/4, var_1_1=-32, var_1_21=39/5, var_1_22=321/10, var_1_23=0, var_1_24=-16, var_1_26=16, var_1_28=1, var_1_36=0, var_1_37=0, var_1_38=128, var_1_39=10, var_1_3=-1001, var_1_40=5, var_1_41=2, var_1_42=0, var_1_43=1, var_1_44=1, var_1_45=1, var_1_46=256, var_1_47=16, var_1_48=1289077960, var_1_49=10, var_1_4=-1, var_1_50=3273461173] [L161] RET assume_abort_if_not(var_1_20 >= 0) VAL [isInitial=1, last_1_var_1_11=64, last_1_var_1_14=8, last_1_var_1_16=25, last_1_var_1_18=253/4, last_1_var_1_1=-32, var_1_11=64, var_1_12=0, var_1_13=8, var_1_14=8, var_1_15=32767, var_1_16=25, var_1_18=253/4, var_1_1=-32, var_1_21=39/5, var_1_22=321/10, var_1_23=0, var_1_24=-16, var_1_26=16, var_1_28=1, var_1_36=0, var_1_37=0, var_1_38=128, var_1_39=10, var_1_3=-1001, var_1_40=5, var_1_41=2, var_1_42=0, var_1_43=1, var_1_44=1, var_1_45=1, var_1_46=256, var_1_47=16, var_1_48=1289077960, var_1_49=10, var_1_4=-1, var_1_50=3273461173] [L162] CALL assume_abort_if_not(var_1_20 <= 1) VAL [\old(cond)=1, isInitial=1, last_1_var_1_11=64, last_1_var_1_14=8, last_1_var_1_16=25, last_1_var_1_18=253/4, last_1_var_1_1=-32, var_1_11=64, var_1_12=0, var_1_13=8, var_1_14=8, var_1_15=32767, var_1_16=25, var_1_18=253/4, var_1_1=-32, var_1_20=0, var_1_21=39/5, var_1_22=321/10, var_1_23=0, var_1_24=-16, var_1_26=16, var_1_28=1, var_1_36=0, var_1_37=0, var_1_38=128, var_1_39=10, var_1_3=-1001, var_1_40=5, var_1_41=2, var_1_42=0, var_1_43=1, var_1_44=1, var_1_45=1, var_1_46=256, var_1_47=16, var_1_48=1289077960, var_1_49=10, var_1_4=-1, var_1_50=3273461173] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_11=64, last_1_var_1_14=8, last_1_var_1_16=25, last_1_var_1_18=253/4, last_1_var_1_1=-32, var_1_11=64, var_1_12=0, var_1_13=8, var_1_14=8, var_1_15=32767, var_1_16=25, var_1_18=253/4, var_1_1=-32, var_1_20=0, var_1_21=39/5, var_1_22=321/10, var_1_23=0, var_1_24=-16, var_1_26=16, var_1_28=1, var_1_36=0, var_1_37=0, var_1_38=128, var_1_39=10, var_1_3=-1001, var_1_40=5, var_1_41=2, var_1_42=0, var_1_43=1, var_1_44=1, var_1_45=1, var_1_46=256, var_1_47=16, var_1_48=1289077960, var_1_49=10, var_1_4=-1, var_1_50=3273461173] [L162] RET assume_abort_if_not(var_1_20 <= 1) VAL [isInitial=1, last_1_var_1_11=64, last_1_var_1_14=8, last_1_var_1_16=25, last_1_var_1_18=253/4, last_1_var_1_1=-32, var_1_11=64, var_1_12=0, var_1_13=8, var_1_14=8, var_1_15=32767, var_1_16=25, var_1_18=253/4, var_1_1=-32, var_1_20=0, var_1_21=39/5, var_1_22=321/10, var_1_23=0, var_1_24=-16, var_1_26=16, var_1_28=1, var_1_36=0, var_1_37=0, var_1_38=128, var_1_39=10, var_1_3=-1001, var_1_40=5, var_1_41=2, var_1_42=0, var_1_43=1, var_1_44=1, var_1_45=1, var_1_46=256, var_1_47=16, var_1_48=1289077960, var_1_49=10, var_1_4=-1, var_1_50=3273461173] [L163] var_1_21 = __VERIFIER_nondet_float() [L164] CALL assume_abort_if_not((var_1_21 >= -461168.6018427382800e+13F && var_1_21 <= -1.0e-20F) || (var_1_21 <= 4611686.018427382800e+12F && var_1_21 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, last_1_var_1_11=64, last_1_var_1_14=8, last_1_var_1_16=25, last_1_var_1_18=253/4, last_1_var_1_1=-32, var_1_11=64, var_1_12=0, var_1_13=8, var_1_14=8, var_1_15=32767, var_1_16=25, var_1_18=253/4, var_1_1=-32, var_1_20=0, var_1_22=321/10, var_1_23=0, var_1_24=-16, var_1_26=16, var_1_28=1, var_1_36=0, var_1_37=0, var_1_38=128, var_1_39=10, var_1_3=-1001, var_1_40=5, var_1_41=2, var_1_42=0, var_1_43=1, var_1_44=1, var_1_45=1, var_1_46=256, var_1_47=16, var_1_48=1289077960, var_1_49=10, var_1_4=-1, var_1_50=3273461173] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_11=64, last_1_var_1_14=8, last_1_var_1_16=25, last_1_var_1_18=253/4, last_1_var_1_1=-32, var_1_11=64, var_1_12=0, var_1_13=8, var_1_14=8, var_1_15=32767, var_1_16=25, var_1_18=253/4, var_1_1=-32, var_1_20=0, var_1_22=321/10, var_1_23=0, var_1_24=-16, var_1_26=16, var_1_28=1, var_1_36=0, var_1_37=0, var_1_38=128, var_1_39=10, var_1_3=-1001, var_1_40=5, var_1_41=2, var_1_42=0, var_1_43=1, var_1_44=1, var_1_45=1, var_1_46=256, var_1_47=16, var_1_48=1289077960, var_1_49=10, var_1_4=-1, var_1_50=3273461173] [L164] RET assume_abort_if_not((var_1_21 >= -461168.6018427382800e+13F && var_1_21 <= -1.0e-20F) || (var_1_21 <= 4611686.018427382800e+12F && var_1_21 >= 1.0e-20F )) VAL [isInitial=1, last_1_var_1_11=64, last_1_var_1_14=8, last_1_var_1_16=25, last_1_var_1_18=253/4, last_1_var_1_1=-32, var_1_11=64, var_1_12=0, var_1_13=8, var_1_14=8, var_1_15=32767, var_1_16=25, var_1_18=253/4, var_1_1=-32, var_1_20=0, var_1_22=321/10, var_1_23=0, var_1_24=-16, var_1_26=16, var_1_28=1, var_1_36=0, var_1_37=0, var_1_38=128, var_1_39=10, var_1_3=-1001, var_1_40=5, var_1_41=2, var_1_42=0, var_1_43=1, var_1_44=1, var_1_45=1, var_1_46=256, var_1_47=16, var_1_48=1289077960, var_1_49=10, var_1_4=-1, var_1_50=3273461173] [L165] var_1_22 = __VERIFIER_nondet_float() [L166] CALL assume_abort_if_not((var_1_22 >= -461168.6018427382800e+13F && var_1_22 <= -1.0e-20F) || (var_1_22 <= 4611686.018427382800e+12F && var_1_22 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, last_1_var_1_11=64, last_1_var_1_14=8, last_1_var_1_16=25, last_1_var_1_18=253/4, last_1_var_1_1=-32, var_1_11=64, var_1_12=0, var_1_13=8, var_1_14=8, var_1_15=32767, var_1_16=25, var_1_18=253/4, var_1_1=-32, var_1_20=0, var_1_23=0, var_1_24=-16, var_1_26=16, var_1_28=1, var_1_36=0, var_1_37=0, var_1_38=128, var_1_39=10, var_1_3=-1001, var_1_40=5, var_1_41=2, var_1_42=0, var_1_43=1, var_1_44=1, var_1_45=1, var_1_46=256, var_1_47=16, var_1_48=1289077960, var_1_49=10, var_1_4=-1, var_1_50=3273461173] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_11=64, last_1_var_1_14=8, last_1_var_1_16=25, last_1_var_1_18=253/4, last_1_var_1_1=-32, var_1_11=64, var_1_12=0, var_1_13=8, var_1_14=8, var_1_15=32767, var_1_16=25, var_1_18=253/4, var_1_1=-32, var_1_20=0, var_1_23=0, var_1_24=-16, var_1_26=16, var_1_28=1, var_1_36=0, var_1_37=0, var_1_38=128, var_1_39=10, var_1_3=-1001, var_1_40=5, var_1_41=2, var_1_42=0, var_1_43=1, var_1_44=1, var_1_45=1, var_1_46=256, var_1_47=16, var_1_48=1289077960, var_1_49=10, var_1_4=-1, var_1_50=3273461173] [L166] RET assume_abort_if_not((var_1_22 >= -461168.6018427382800e+13F && var_1_22 <= -1.0e-20F) || (var_1_22 <= 4611686.018427382800e+12F && var_1_22 >= 1.0e-20F )) VAL [isInitial=1, last_1_var_1_11=64, last_1_var_1_14=8, last_1_var_1_16=25, last_1_var_1_18=253/4, last_1_var_1_1=-32, var_1_11=64, var_1_12=0, var_1_13=8, var_1_14=8, var_1_15=32767, var_1_16=25, var_1_18=253/4, var_1_1=-32, var_1_20=0, var_1_23=0, var_1_24=-16, var_1_26=16, var_1_28=1, var_1_36=0, var_1_37=0, var_1_38=128, var_1_39=10, var_1_3=-1001, var_1_40=5, var_1_41=2, var_1_42=0, var_1_43=1, var_1_44=1, var_1_45=1, var_1_46=256, var_1_47=16, var_1_48=1289077960, var_1_49=10, var_1_4=-1, var_1_50=3273461173] [L167] var_1_23 = __VERIFIER_nondet_uchar() [L168] CALL assume_abort_if_not(var_1_23 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_11=64, last_1_var_1_14=8, last_1_var_1_16=25, last_1_var_1_18=253/4, last_1_var_1_1=-32, var_1_11=64, var_1_12=0, var_1_13=8, var_1_14=8, var_1_15=32767, var_1_16=25, var_1_18=253/4, var_1_1=-32, var_1_20=0, var_1_24=-16, var_1_26=16, var_1_28=1, var_1_36=0, var_1_37=0, var_1_38=128, var_1_39=10, var_1_3=-1001, var_1_40=5, var_1_41=2, var_1_42=0, var_1_43=1, var_1_44=1, var_1_45=1, var_1_46=256, var_1_47=16, var_1_48=1289077960, var_1_49=10, var_1_4=-1, var_1_50=3273461173] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_11=64, last_1_var_1_14=8, last_1_var_1_16=25, last_1_var_1_18=253/4, last_1_var_1_1=-32, var_1_11=64, var_1_12=0, var_1_13=8, var_1_14=8, var_1_15=32767, var_1_16=25, var_1_18=253/4, var_1_1=-32, var_1_20=0, var_1_24=-16, var_1_26=16, var_1_28=1, var_1_36=0, var_1_37=0, var_1_38=128, var_1_39=10, var_1_3=-1001, var_1_40=5, var_1_41=2, var_1_42=0, var_1_43=1, var_1_44=1, var_1_45=1, var_1_46=256, var_1_47=16, var_1_48=1289077960, var_1_49=10, var_1_4=-1, var_1_50=3273461173] [L168] RET assume_abort_if_not(var_1_23 >= 0) VAL [isInitial=1, last_1_var_1_11=64, last_1_var_1_14=8, last_1_var_1_16=25, last_1_var_1_18=253/4, last_1_var_1_1=-32, var_1_11=64, var_1_12=0, var_1_13=8, var_1_14=8, var_1_15=32767, var_1_16=25, var_1_18=253/4, var_1_1=-32, var_1_20=0, var_1_24=-16, var_1_26=16, var_1_28=1, var_1_36=0, var_1_37=0, var_1_38=128, var_1_39=10, var_1_3=-1001, var_1_40=5, var_1_41=2, var_1_42=0, var_1_43=1, var_1_44=1, var_1_45=1, var_1_46=256, var_1_47=16, var_1_48=1289077960, var_1_49=10, var_1_4=-1, var_1_50=3273461173] [L169] CALL assume_abort_if_not(var_1_23 <= 1) VAL [\old(cond)=1, isInitial=1, last_1_var_1_11=64, last_1_var_1_14=8, last_1_var_1_16=25, last_1_var_1_18=253/4, last_1_var_1_1=-32, var_1_11=64, var_1_12=0, var_1_13=8, var_1_14=8, var_1_15=32767, var_1_16=25, var_1_18=253/4, var_1_1=-32, var_1_20=0, var_1_23=1, var_1_24=-16, var_1_26=16, var_1_28=1, var_1_36=0, var_1_37=0, var_1_38=128, var_1_39=10, var_1_3=-1001, var_1_40=5, var_1_41=2, var_1_42=0, var_1_43=1, var_1_44=1, var_1_45=1, var_1_46=256, var_1_47=16, var_1_48=1289077960, var_1_49=10, var_1_4=-1, var_1_50=3273461173] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_11=64, last_1_var_1_14=8, last_1_var_1_16=25, last_1_var_1_18=253/4, last_1_var_1_1=-32, var_1_11=64, var_1_12=0, var_1_13=8, var_1_14=8, var_1_15=32767, var_1_16=25, var_1_18=253/4, var_1_1=-32, var_1_20=0, var_1_23=1, var_1_24=-16, var_1_26=16, var_1_28=1, var_1_36=0, var_1_37=0, var_1_38=128, var_1_39=10, var_1_3=-1001, var_1_40=5, var_1_41=2, var_1_42=0, var_1_43=1, var_1_44=1, var_1_45=1, var_1_46=256, var_1_47=16, var_1_48=1289077960, var_1_49=10, var_1_4=-1, var_1_50=3273461173] [L169] RET assume_abort_if_not(var_1_23 <= 1) VAL [isInitial=1, last_1_var_1_11=64, last_1_var_1_14=8, last_1_var_1_16=25, last_1_var_1_18=253/4, last_1_var_1_1=-32, var_1_11=64, var_1_12=0, var_1_13=8, var_1_14=8, var_1_15=32767, var_1_16=25, var_1_18=253/4, var_1_1=-32, var_1_20=0, var_1_23=1, var_1_24=-16, var_1_26=16, var_1_28=1, var_1_36=0, var_1_37=0, var_1_38=128, var_1_39=10, var_1_3=-1001, var_1_40=5, var_1_41=2, var_1_42=0, var_1_43=1, var_1_44=1, var_1_45=1, var_1_46=256, var_1_47=16, var_1_48=1289077960, var_1_49=10, var_1_4=-1, var_1_50=3273461173] [L170] var_1_36 = __VERIFIER_nondet_uchar() [L171] CALL assume_abort_if_not(var_1_36 >= 1) VAL [\old(cond)=1, isInitial=1, last_1_var_1_11=64, last_1_var_1_14=8, last_1_var_1_16=25, last_1_var_1_18=253/4, last_1_var_1_1=-32, var_1_11=64, var_1_12=0, var_1_13=8, var_1_14=8, var_1_15=32767, var_1_16=25, var_1_18=253/4, var_1_1=-32, var_1_20=0, var_1_23=1, var_1_24=-16, var_1_26=16, var_1_28=1, var_1_36=1, var_1_37=0, var_1_38=128, var_1_39=10, var_1_3=-1001, var_1_40=5, var_1_41=2, var_1_42=0, var_1_43=1, var_1_44=1, var_1_45=1, var_1_46=256, var_1_47=16, var_1_48=1289077960, var_1_49=10, var_1_4=-1, var_1_50=3273461173] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_11=64, last_1_var_1_14=8, last_1_var_1_16=25, last_1_var_1_18=253/4, last_1_var_1_1=-32, var_1_11=64, var_1_12=0, var_1_13=8, var_1_14=8, var_1_15=32767, var_1_16=25, var_1_18=253/4, var_1_1=-32, var_1_20=0, var_1_23=1, var_1_24=-16, var_1_26=16, var_1_28=1, var_1_36=1, var_1_37=0, var_1_38=128, var_1_39=10, var_1_3=-1001, var_1_40=5, var_1_41=2, var_1_42=0, var_1_43=1, var_1_44=1, var_1_45=1, var_1_46=256, var_1_47=16, var_1_48=1289077960, var_1_49=10, var_1_4=-1, var_1_50=3273461173] [L171] RET assume_abort_if_not(var_1_36 >= 1) VAL [isInitial=1, last_1_var_1_11=64, last_1_var_1_14=8, last_1_var_1_16=25, last_1_var_1_18=253/4, last_1_var_1_1=-32, var_1_11=64, var_1_12=0, var_1_13=8, var_1_14=8, var_1_15=32767, var_1_16=25, var_1_18=253/4, var_1_1=-32, var_1_20=0, var_1_23=1, var_1_24=-16, var_1_26=16, var_1_28=1, var_1_36=1, var_1_37=0, var_1_38=128, var_1_39=10, var_1_3=-1001, var_1_40=5, var_1_41=2, var_1_42=0, var_1_43=1, var_1_44=1, var_1_45=1, var_1_46=256, var_1_47=16, var_1_48=1289077960, var_1_49=10, var_1_4=-1, var_1_50=3273461173] [L172] CALL assume_abort_if_not(var_1_36 <= 1) VAL [\old(cond)=1, isInitial=1, last_1_var_1_11=64, last_1_var_1_14=8, last_1_var_1_16=25, last_1_var_1_18=253/4, last_1_var_1_1=-32, var_1_11=64, var_1_12=0, var_1_13=8, var_1_14=8, var_1_15=32767, var_1_16=25, var_1_18=253/4, var_1_1=-32, var_1_20=0, var_1_23=1, var_1_24=-16, var_1_26=16, var_1_28=1, var_1_36=1, var_1_37=0, var_1_38=128, var_1_39=10, var_1_3=-1001, var_1_40=5, var_1_41=2, var_1_42=0, var_1_43=1, var_1_44=1, var_1_45=1, var_1_46=256, var_1_47=16, var_1_48=1289077960, var_1_49=10, var_1_4=-1, var_1_50=3273461173] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_11=64, last_1_var_1_14=8, last_1_var_1_16=25, last_1_var_1_18=253/4, last_1_var_1_1=-32, var_1_11=64, var_1_12=0, var_1_13=8, var_1_14=8, var_1_15=32767, var_1_16=25, var_1_18=253/4, var_1_1=-32, var_1_20=0, var_1_23=1, var_1_24=-16, var_1_26=16, var_1_28=1, var_1_36=1, var_1_37=0, var_1_38=128, var_1_39=10, var_1_3=-1001, var_1_40=5, var_1_41=2, var_1_42=0, var_1_43=1, var_1_44=1, var_1_45=1, var_1_46=256, var_1_47=16, var_1_48=1289077960, var_1_49=10, var_1_4=-1, var_1_50=3273461173] [L172] RET assume_abort_if_not(var_1_36 <= 1) VAL [isInitial=1, last_1_var_1_11=64, last_1_var_1_14=8, last_1_var_1_16=25, last_1_var_1_18=253/4, last_1_var_1_1=-32, var_1_11=64, var_1_12=0, var_1_13=8, var_1_14=8, var_1_15=32767, var_1_16=25, var_1_18=253/4, var_1_1=-32, var_1_20=0, var_1_23=1, var_1_24=-16, var_1_26=16, var_1_28=1, var_1_36=1, var_1_37=0, var_1_38=128, var_1_39=10, var_1_3=-1001, var_1_40=5, var_1_41=2, var_1_42=0, var_1_43=1, var_1_44=1, var_1_45=1, var_1_46=256, var_1_47=16, var_1_48=1289077960, var_1_49=10, var_1_4=-1, var_1_50=3273461173] [L173] var_1_37 = __VERIFIER_nondet_uchar() [L174] CALL assume_abort_if_not(var_1_37 >= 1) VAL [\old(cond)=1, isInitial=1, last_1_var_1_11=64, last_1_var_1_14=8, last_1_var_1_16=25, last_1_var_1_18=253/4, last_1_var_1_1=-32, var_1_11=64, var_1_12=0, var_1_13=8, var_1_14=8, var_1_15=32767, var_1_16=25, var_1_18=253/4, var_1_1=-32, var_1_20=0, var_1_23=1, var_1_24=-16, var_1_26=16, var_1_28=1, var_1_36=1, var_1_37=1, var_1_38=128, var_1_39=10, var_1_3=-1001, var_1_40=5, var_1_41=2, var_1_42=0, var_1_43=1, var_1_44=1, var_1_45=1, var_1_46=256, var_1_47=16, var_1_48=1289077960, var_1_49=10, var_1_4=-1, var_1_50=3273461173] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_11=64, last_1_var_1_14=8, last_1_var_1_16=25, last_1_var_1_18=253/4, last_1_var_1_1=-32, var_1_11=64, var_1_12=0, var_1_13=8, var_1_14=8, var_1_15=32767, var_1_16=25, var_1_18=253/4, var_1_1=-32, var_1_20=0, var_1_23=1, var_1_24=-16, var_1_26=16, var_1_28=1, var_1_36=1, var_1_37=1, var_1_38=128, var_1_39=10, var_1_3=-1001, var_1_40=5, var_1_41=2, var_1_42=0, var_1_43=1, var_1_44=1, var_1_45=1, var_1_46=256, var_1_47=16, var_1_48=1289077960, var_1_49=10, var_1_4=-1, var_1_50=3273461173] [L174] RET assume_abort_if_not(var_1_37 >= 1) VAL [isInitial=1, last_1_var_1_11=64, last_1_var_1_14=8, last_1_var_1_16=25, last_1_var_1_18=253/4, last_1_var_1_1=-32, var_1_11=64, var_1_12=0, var_1_13=8, var_1_14=8, var_1_15=32767, var_1_16=25, var_1_18=253/4, var_1_1=-32, var_1_20=0, var_1_23=1, var_1_24=-16, var_1_26=16, var_1_28=1, var_1_36=1, var_1_37=1, var_1_38=128, var_1_39=10, var_1_3=-1001, var_1_40=5, var_1_41=2, var_1_42=0, var_1_43=1, var_1_44=1, var_1_45=1, var_1_46=256, var_1_47=16, var_1_48=1289077960, var_1_49=10, var_1_4=-1, var_1_50=3273461173] [L175] CALL assume_abort_if_not(var_1_37 <= 1) VAL [\old(cond)=1, isInitial=1, last_1_var_1_11=64, last_1_var_1_14=8, last_1_var_1_16=25, last_1_var_1_18=253/4, last_1_var_1_1=-32, var_1_11=64, var_1_12=0, var_1_13=8, var_1_14=8, var_1_15=32767, var_1_16=25, var_1_18=253/4, var_1_1=-32, var_1_20=0, var_1_23=1, var_1_24=-16, var_1_26=16, var_1_28=1, var_1_36=1, var_1_37=1, var_1_38=128, var_1_39=10, var_1_3=-1001, var_1_40=5, var_1_41=2, var_1_42=0, var_1_43=1, var_1_44=1, var_1_45=1, var_1_46=256, var_1_47=16, var_1_48=1289077960, var_1_49=10, var_1_4=-1, var_1_50=3273461173] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_11=64, last_1_var_1_14=8, last_1_var_1_16=25, last_1_var_1_18=253/4, last_1_var_1_1=-32, var_1_11=64, var_1_12=0, var_1_13=8, var_1_14=8, var_1_15=32767, var_1_16=25, var_1_18=253/4, var_1_1=-32, var_1_20=0, var_1_23=1, var_1_24=-16, var_1_26=16, var_1_28=1, var_1_36=1, var_1_37=1, var_1_38=128, var_1_39=10, var_1_3=-1001, var_1_40=5, var_1_41=2, var_1_42=0, var_1_43=1, var_1_44=1, var_1_45=1, var_1_46=256, var_1_47=16, var_1_48=1289077960, var_1_49=10, var_1_4=-1, var_1_50=3273461173] [L175] RET assume_abort_if_not(var_1_37 <= 1) VAL [isInitial=1, last_1_var_1_11=64, last_1_var_1_14=8, last_1_var_1_16=25, last_1_var_1_18=253/4, last_1_var_1_1=-32, var_1_11=64, var_1_12=0, var_1_13=8, var_1_14=8, var_1_15=32767, var_1_16=25, var_1_18=253/4, var_1_1=-32, var_1_20=0, var_1_23=1, var_1_24=-16, var_1_26=16, var_1_28=1, var_1_36=1, var_1_37=1, var_1_38=128, var_1_39=10, var_1_3=-1001, var_1_40=5, var_1_41=2, var_1_42=0, var_1_43=1, var_1_44=1, var_1_45=1, var_1_46=256, var_1_47=16, var_1_48=1289077960, var_1_49=10, var_1_4=-1, var_1_50=3273461173] [L176] var_1_39 = __VERIFIER_nondet_uchar() [L177] CALL assume_abort_if_not(var_1_39 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_11=64, last_1_var_1_14=8, last_1_var_1_16=25, last_1_var_1_18=253/4, last_1_var_1_1=-32, var_1_11=64, var_1_12=0, var_1_13=8, var_1_14=8, var_1_15=32767, var_1_16=25, var_1_18=253/4, var_1_1=-32, var_1_20=0, var_1_23=1, var_1_24=-16, var_1_26=16, var_1_28=1, var_1_36=1, var_1_37=1, var_1_38=128, var_1_3=-1001, var_1_40=5, var_1_41=2, var_1_42=0, var_1_43=1, var_1_44=1, var_1_45=1, var_1_46=256, var_1_47=16, var_1_48=1289077960, var_1_49=10, var_1_4=-1, var_1_50=3273461173] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_11=64, last_1_var_1_14=8, last_1_var_1_16=25, last_1_var_1_18=253/4, last_1_var_1_1=-32, var_1_11=64, var_1_12=0, var_1_13=8, var_1_14=8, var_1_15=32767, var_1_16=25, var_1_18=253/4, var_1_1=-32, var_1_20=0, var_1_23=1, var_1_24=-16, var_1_26=16, var_1_28=1, var_1_36=1, var_1_37=1, var_1_38=128, var_1_3=-1001, var_1_40=5, var_1_41=2, var_1_42=0, var_1_43=1, var_1_44=1, var_1_45=1, var_1_46=256, var_1_47=16, var_1_48=1289077960, var_1_49=10, var_1_4=-1, var_1_50=3273461173] [L177] RET assume_abort_if_not(var_1_39 >= 0) VAL [isInitial=1, last_1_var_1_11=64, last_1_var_1_14=8, last_1_var_1_16=25, last_1_var_1_18=253/4, last_1_var_1_1=-32, var_1_11=64, var_1_12=0, var_1_13=8, var_1_14=8, var_1_15=32767, var_1_16=25, var_1_18=253/4, var_1_1=-32, var_1_20=0, var_1_23=1, var_1_24=-16, var_1_26=16, var_1_28=1, var_1_36=1, var_1_37=1, var_1_38=128, var_1_3=-1001, var_1_40=5, var_1_41=2, var_1_42=0, var_1_43=1, var_1_44=1, var_1_45=1, var_1_46=256, var_1_47=16, var_1_48=1289077960, var_1_49=10, var_1_4=-1, var_1_50=3273461173] [L178] CALL assume_abort_if_not(var_1_39 <= 254) VAL [\old(cond)=1, isInitial=1, last_1_var_1_11=64, last_1_var_1_14=8, last_1_var_1_16=25, last_1_var_1_18=253/4, last_1_var_1_1=-32, var_1_11=64, var_1_12=0, var_1_13=8, var_1_14=8, var_1_15=32767, var_1_16=25, var_1_18=253/4, var_1_1=-32, var_1_20=0, var_1_23=1, var_1_24=-16, var_1_26=16, var_1_28=1, var_1_36=1, var_1_37=1, var_1_38=128, var_1_39=-511, var_1_3=-1001, var_1_40=5, var_1_41=2, var_1_42=0, var_1_43=1, var_1_44=1, var_1_45=1, var_1_46=256, var_1_47=16, var_1_48=1289077960, var_1_49=10, var_1_4=-1, var_1_50=3273461173] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_11=64, last_1_var_1_14=8, last_1_var_1_16=25, last_1_var_1_18=253/4, last_1_var_1_1=-32, var_1_11=64, var_1_12=0, var_1_13=8, var_1_14=8, var_1_15=32767, var_1_16=25, var_1_18=253/4, var_1_1=-32, var_1_20=0, var_1_23=1, var_1_24=-16, var_1_26=16, var_1_28=1, var_1_36=1, var_1_37=1, var_1_38=128, var_1_39=-511, var_1_3=-1001, var_1_40=5, var_1_41=2, var_1_42=0, var_1_43=1, var_1_44=1, var_1_45=1, var_1_46=256, var_1_47=16, var_1_48=1289077960, var_1_49=10, var_1_4=-1, var_1_50=3273461173] [L178] RET assume_abort_if_not(var_1_39 <= 254) VAL [isInitial=1, last_1_var_1_11=64, last_1_var_1_14=8, last_1_var_1_16=25, last_1_var_1_18=253/4, last_1_var_1_1=-32, var_1_11=64, var_1_12=0, var_1_13=8, var_1_14=8, var_1_15=32767, var_1_16=25, var_1_18=253/4, var_1_1=-32, var_1_20=0, var_1_23=1, var_1_24=-16, var_1_26=16, var_1_28=1, var_1_36=1, var_1_37=1, var_1_38=128, var_1_39=-511, var_1_3=-1001, var_1_40=5, var_1_41=2, var_1_42=0, var_1_43=1, var_1_44=1, var_1_45=1, var_1_46=256, var_1_47=16, var_1_48=1289077960, var_1_49=10, var_1_4=-1, var_1_50=3273461173] [L179] var_1_40 = __VERIFIER_nondet_uchar() [L180] CALL assume_abort_if_not(var_1_40 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_11=64, last_1_var_1_14=8, last_1_var_1_16=25, last_1_var_1_18=253/4, last_1_var_1_1=-32, var_1_11=64, var_1_12=0, var_1_13=8, var_1_14=8, var_1_15=32767, var_1_16=25, var_1_18=253/4, var_1_1=-32, var_1_20=0, var_1_23=1, var_1_24=-16, var_1_26=16, var_1_28=1, var_1_36=1, var_1_37=1, var_1_38=128, var_1_39=-511, var_1_3=-1001, var_1_41=2, var_1_42=0, var_1_43=1, var_1_44=1, var_1_45=1, var_1_46=256, var_1_47=16, var_1_48=1289077960, var_1_49=10, var_1_4=-1, var_1_50=3273461173] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_11=64, last_1_var_1_14=8, last_1_var_1_16=25, last_1_var_1_18=253/4, last_1_var_1_1=-32, var_1_11=64, var_1_12=0, var_1_13=8, var_1_14=8, var_1_15=32767, var_1_16=25, var_1_18=253/4, var_1_1=-32, var_1_20=0, var_1_23=1, var_1_24=-16, var_1_26=16, var_1_28=1, var_1_36=1, var_1_37=1, var_1_38=128, var_1_39=-511, var_1_3=-1001, var_1_41=2, var_1_42=0, var_1_43=1, var_1_44=1, var_1_45=1, var_1_46=256, var_1_47=16, var_1_48=1289077960, var_1_49=10, var_1_4=-1, var_1_50=3273461173] [L180] RET assume_abort_if_not(var_1_40 >= 0) VAL [isInitial=1, last_1_var_1_11=64, last_1_var_1_14=8, last_1_var_1_16=25, last_1_var_1_18=253/4, last_1_var_1_1=-32, var_1_11=64, var_1_12=0, var_1_13=8, var_1_14=8, var_1_15=32767, var_1_16=25, var_1_18=253/4, var_1_1=-32, var_1_20=0, var_1_23=1, var_1_24=-16, var_1_26=16, var_1_28=1, var_1_36=1, var_1_37=1, var_1_38=128, var_1_39=-511, var_1_3=-1001, var_1_41=2, var_1_42=0, var_1_43=1, var_1_44=1, var_1_45=1, var_1_46=256, var_1_47=16, var_1_48=1289077960, var_1_49=10, var_1_4=-1, var_1_50=3273461173] [L181] CALL assume_abort_if_not(var_1_40 <= 254) VAL [\old(cond)=1, isInitial=1, last_1_var_1_11=64, last_1_var_1_14=8, last_1_var_1_16=25, last_1_var_1_18=253/4, last_1_var_1_1=-32, var_1_11=64, var_1_12=0, var_1_13=8, var_1_14=8, var_1_15=32767, var_1_16=25, var_1_18=253/4, var_1_1=-32, var_1_20=0, var_1_23=1, var_1_24=-16, var_1_26=16, var_1_28=1, var_1_36=1, var_1_37=1, var_1_38=128, var_1_39=-511, var_1_3=-1001, var_1_40=0, var_1_41=2, var_1_42=0, var_1_43=1, var_1_44=1, var_1_45=1, var_1_46=256, var_1_47=16, var_1_48=1289077960, var_1_49=10, var_1_4=-1, var_1_50=3273461173] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_11=64, last_1_var_1_14=8, last_1_var_1_16=25, last_1_var_1_18=253/4, last_1_var_1_1=-32, var_1_11=64, var_1_12=0, var_1_13=8, var_1_14=8, var_1_15=32767, var_1_16=25, var_1_18=253/4, var_1_1=-32, var_1_20=0, var_1_23=1, var_1_24=-16, var_1_26=16, var_1_28=1, var_1_36=1, var_1_37=1, var_1_38=128, var_1_39=-511, var_1_3=-1001, var_1_40=0, var_1_41=2, var_1_42=0, var_1_43=1, var_1_44=1, var_1_45=1, var_1_46=256, var_1_47=16, var_1_48=1289077960, var_1_49=10, var_1_4=-1, var_1_50=3273461173] [L181] RET assume_abort_if_not(var_1_40 <= 254) VAL [isInitial=1, last_1_var_1_11=64, last_1_var_1_14=8, last_1_var_1_16=25, last_1_var_1_18=253/4, last_1_var_1_1=-32, var_1_11=64, var_1_12=0, var_1_13=8, var_1_14=8, var_1_15=32767, var_1_16=25, var_1_18=253/4, var_1_1=-32, var_1_20=0, var_1_23=1, var_1_24=-16, var_1_26=16, var_1_28=1, var_1_36=1, var_1_37=1, var_1_38=128, var_1_39=-511, var_1_3=-1001, var_1_40=0, var_1_41=2, var_1_42=0, var_1_43=1, var_1_44=1, var_1_45=1, var_1_46=256, var_1_47=16, var_1_48=1289077960, var_1_49=10, var_1_4=-1, var_1_50=3273461173] [L182] var_1_41 = __VERIFIER_nondet_uchar() [L183] CALL assume_abort_if_not(var_1_41 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_11=64, last_1_var_1_14=8, last_1_var_1_16=25, last_1_var_1_18=253/4, last_1_var_1_1=-32, var_1_11=64, var_1_12=0, var_1_13=8, var_1_14=8, var_1_15=32767, var_1_16=25, var_1_18=253/4, var_1_1=-32, var_1_20=0, var_1_23=1, var_1_24=-16, var_1_26=16, var_1_28=1, var_1_36=1, var_1_37=1, var_1_38=128, var_1_39=-511, var_1_3=-1001, var_1_40=0, var_1_42=0, var_1_43=1, var_1_44=1, var_1_45=1, var_1_46=256, var_1_47=16, var_1_48=1289077960, var_1_49=10, var_1_4=-1, var_1_50=3273461173] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_11=64, last_1_var_1_14=8, last_1_var_1_16=25, last_1_var_1_18=253/4, last_1_var_1_1=-32, var_1_11=64, var_1_12=0, var_1_13=8, var_1_14=8, var_1_15=32767, var_1_16=25, var_1_18=253/4, var_1_1=-32, var_1_20=0, var_1_23=1, var_1_24=-16, var_1_26=16, var_1_28=1, var_1_36=1, var_1_37=1, var_1_38=128, var_1_39=-511, var_1_3=-1001, var_1_40=0, var_1_42=0, var_1_43=1, var_1_44=1, var_1_45=1, var_1_46=256, var_1_47=16, var_1_48=1289077960, var_1_49=10, var_1_4=-1, var_1_50=3273461173] [L183] RET assume_abort_if_not(var_1_41 >= 0) VAL [isInitial=1, last_1_var_1_11=64, last_1_var_1_14=8, last_1_var_1_16=25, last_1_var_1_18=253/4, last_1_var_1_1=-32, var_1_11=64, var_1_12=0, var_1_13=8, var_1_14=8, var_1_15=32767, var_1_16=25, var_1_18=253/4, var_1_1=-32, var_1_20=0, var_1_23=1, var_1_24=-16, var_1_26=16, var_1_28=1, var_1_36=1, var_1_37=1, var_1_38=128, var_1_39=-511, var_1_3=-1001, var_1_40=0, var_1_42=0, var_1_43=1, var_1_44=1, var_1_45=1, var_1_46=256, var_1_47=16, var_1_48=1289077960, var_1_49=10, var_1_4=-1, var_1_50=3273461173] [L184] CALL assume_abort_if_not(var_1_41 <= 254) VAL [\old(cond)=1, isInitial=1, last_1_var_1_11=64, last_1_var_1_14=8, last_1_var_1_16=25, last_1_var_1_18=253/4, last_1_var_1_1=-32, var_1_11=64, var_1_12=0, var_1_13=8, var_1_14=8, var_1_15=32767, var_1_16=25, var_1_18=253/4, var_1_1=-32, var_1_20=0, var_1_23=1, var_1_24=-16, var_1_26=16, var_1_28=1, var_1_36=1, var_1_37=1, var_1_38=128, var_1_39=-511, var_1_3=-1001, var_1_40=0, var_1_41=2, var_1_42=0, var_1_43=1, var_1_44=1, var_1_45=1, var_1_46=256, var_1_47=16, var_1_48=1289077960, var_1_49=10, var_1_4=-1, var_1_50=3273461173] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_11=64, last_1_var_1_14=8, last_1_var_1_16=25, last_1_var_1_18=253/4, last_1_var_1_1=-32, var_1_11=64, var_1_12=0, var_1_13=8, var_1_14=8, var_1_15=32767, var_1_16=25, var_1_18=253/4, var_1_1=-32, var_1_20=0, var_1_23=1, var_1_24=-16, var_1_26=16, var_1_28=1, var_1_36=1, var_1_37=1, var_1_38=128, var_1_39=-511, var_1_3=-1001, var_1_40=0, var_1_41=2, var_1_42=0, var_1_43=1, var_1_44=1, var_1_45=1, var_1_46=256, var_1_47=16, var_1_48=1289077960, var_1_49=10, var_1_4=-1, var_1_50=3273461173] [L184] RET assume_abort_if_not(var_1_41 <= 254) VAL [isInitial=1, last_1_var_1_11=64, last_1_var_1_14=8, last_1_var_1_16=25, last_1_var_1_18=253/4, last_1_var_1_1=-32, var_1_11=64, var_1_12=0, var_1_13=8, var_1_14=8, var_1_15=32767, var_1_16=25, var_1_18=253/4, var_1_1=-32, var_1_20=0, var_1_23=1, var_1_24=-16, var_1_26=16, var_1_28=1, var_1_36=1, var_1_37=1, var_1_38=128, var_1_39=-511, var_1_3=-1001, var_1_40=0, var_1_41=2, var_1_42=0, var_1_43=1, var_1_44=1, var_1_45=1, var_1_46=256, var_1_47=16, var_1_48=1289077960, var_1_49=10, var_1_4=-1, var_1_50=3273461173] [L185] var_1_42 = __VERIFIER_nondet_uchar() [L186] CALL assume_abort_if_not(var_1_42 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_11=64, last_1_var_1_14=8, last_1_var_1_16=25, last_1_var_1_18=253/4, last_1_var_1_1=-32, var_1_11=64, var_1_12=0, var_1_13=8, var_1_14=8, var_1_15=32767, var_1_16=25, var_1_18=253/4, var_1_1=-32, var_1_20=0, var_1_23=1, var_1_24=-16, var_1_26=16, var_1_28=1, var_1_36=1, var_1_37=1, var_1_38=128, var_1_39=-511, var_1_3=-1001, var_1_40=0, var_1_41=2, var_1_43=1, var_1_44=1, var_1_45=1, var_1_46=256, var_1_47=16, var_1_48=1289077960, var_1_49=10, var_1_4=-1, var_1_50=3273461173] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_11=64, last_1_var_1_14=8, last_1_var_1_16=25, last_1_var_1_18=253/4, last_1_var_1_1=-32, var_1_11=64, var_1_12=0, var_1_13=8, var_1_14=8, var_1_15=32767, var_1_16=25, var_1_18=253/4, var_1_1=-32, var_1_20=0, var_1_23=1, var_1_24=-16, var_1_26=16, var_1_28=1, var_1_36=1, var_1_37=1, var_1_38=128, var_1_39=-511, var_1_3=-1001, var_1_40=0, var_1_41=2, var_1_43=1, var_1_44=1, var_1_45=1, var_1_46=256, var_1_47=16, var_1_48=1289077960, var_1_49=10, var_1_4=-1, var_1_50=3273461173] [L186] RET assume_abort_if_not(var_1_42 >= 0) VAL [isInitial=1, last_1_var_1_11=64, last_1_var_1_14=8, last_1_var_1_16=25, last_1_var_1_18=253/4, last_1_var_1_1=-32, var_1_11=64, var_1_12=0, var_1_13=8, var_1_14=8, var_1_15=32767, var_1_16=25, var_1_18=253/4, var_1_1=-32, var_1_20=0, var_1_23=1, var_1_24=-16, var_1_26=16, var_1_28=1, var_1_36=1, var_1_37=1, var_1_38=128, var_1_39=-511, var_1_3=-1001, var_1_40=0, var_1_41=2, var_1_43=1, var_1_44=1, var_1_45=1, var_1_46=256, var_1_47=16, var_1_48=1289077960, var_1_49=10, var_1_4=-1, var_1_50=3273461173] [L187] CALL assume_abort_if_not(var_1_42 <= 254) VAL [\old(cond)=1, isInitial=1, last_1_var_1_11=64, last_1_var_1_14=8, last_1_var_1_16=25, last_1_var_1_18=253/4, last_1_var_1_1=-32, var_1_11=64, var_1_12=0, var_1_13=8, var_1_14=8, var_1_15=32767, var_1_16=25, var_1_18=253/4, var_1_1=-32, var_1_20=0, var_1_23=1, var_1_24=-16, var_1_26=16, var_1_28=1, var_1_36=1, var_1_37=1, var_1_38=128, var_1_39=-511, var_1_3=-1001, var_1_40=0, var_1_41=2, var_1_42=257, var_1_43=1, var_1_44=1, var_1_45=1, var_1_46=256, var_1_47=16, var_1_48=1289077960, var_1_49=10, var_1_4=-1, var_1_50=3273461173] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_11=64, last_1_var_1_14=8, last_1_var_1_16=25, last_1_var_1_18=253/4, last_1_var_1_1=-32, var_1_11=64, var_1_12=0, var_1_13=8, var_1_14=8, var_1_15=32767, var_1_16=25, var_1_18=253/4, var_1_1=-32, var_1_20=0, var_1_23=1, var_1_24=-16, var_1_26=16, var_1_28=1, var_1_36=1, var_1_37=1, var_1_38=128, var_1_39=-511, var_1_3=-1001, var_1_40=0, var_1_41=2, var_1_42=257, var_1_43=1, var_1_44=1, var_1_45=1, var_1_46=256, var_1_47=16, var_1_48=1289077960, var_1_49=10, var_1_4=-1, var_1_50=3273461173] [L187] RET assume_abort_if_not(var_1_42 <= 254) VAL [isInitial=1, last_1_var_1_11=64, last_1_var_1_14=8, last_1_var_1_16=25, last_1_var_1_18=253/4, last_1_var_1_1=-32, var_1_11=64, var_1_12=0, var_1_13=8, var_1_14=8, var_1_15=32767, var_1_16=25, var_1_18=253/4, var_1_1=-32, var_1_20=0, var_1_23=1, var_1_24=-16, var_1_26=16, var_1_28=1, var_1_36=1, var_1_37=1, var_1_38=128, var_1_39=-511, var_1_3=-1001, var_1_40=0, var_1_41=2, var_1_42=257, var_1_43=1, var_1_44=1, var_1_45=1, var_1_46=256, var_1_47=16, var_1_48=1289077960, var_1_49=10, var_1_4=-1, var_1_50=3273461173] [L188] var_1_45 = __VERIFIER_nondet_uchar() [L189] CALL assume_abort_if_not(var_1_45 >= 1) VAL [\old(cond)=1, isInitial=1, last_1_var_1_11=64, last_1_var_1_14=8, last_1_var_1_16=25, last_1_var_1_18=253/4, last_1_var_1_1=-32, var_1_11=64, var_1_12=0, var_1_13=8, var_1_14=8, var_1_15=32767, var_1_16=25, var_1_18=253/4, var_1_1=-32, var_1_20=0, var_1_23=1, var_1_24=-16, var_1_26=16, var_1_28=1, var_1_36=1, var_1_37=1, var_1_38=128, var_1_39=-511, var_1_3=-1001, var_1_40=0, var_1_41=2, var_1_42=257, var_1_43=1, var_1_44=1, var_1_45=1, var_1_46=256, var_1_47=16, var_1_48=1289077960, var_1_49=10, var_1_4=-1, var_1_50=3273461173] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_11=64, last_1_var_1_14=8, last_1_var_1_16=25, last_1_var_1_18=253/4, last_1_var_1_1=-32, var_1_11=64, var_1_12=0, var_1_13=8, var_1_14=8, var_1_15=32767, var_1_16=25, var_1_18=253/4, var_1_1=-32, var_1_20=0, var_1_23=1, var_1_24=-16, var_1_26=16, var_1_28=1, var_1_36=1, var_1_37=1, var_1_38=128, var_1_39=-511, var_1_3=-1001, var_1_40=0, var_1_41=2, var_1_42=257, var_1_43=1, var_1_44=1, var_1_45=1, var_1_46=256, var_1_47=16, var_1_48=1289077960, var_1_49=10, var_1_4=-1, var_1_50=3273461173] [L189] RET assume_abort_if_not(var_1_45 >= 1) VAL [isInitial=1, last_1_var_1_11=64, last_1_var_1_14=8, last_1_var_1_16=25, last_1_var_1_18=253/4, last_1_var_1_1=-32, var_1_11=64, var_1_12=0, var_1_13=8, var_1_14=8, var_1_15=32767, var_1_16=25, var_1_18=253/4, var_1_1=-32, var_1_20=0, var_1_23=1, var_1_24=-16, var_1_26=16, var_1_28=1, var_1_36=1, var_1_37=1, var_1_38=128, var_1_39=-511, var_1_3=-1001, var_1_40=0, var_1_41=2, var_1_42=257, var_1_43=1, var_1_44=1, var_1_45=1, var_1_46=256, var_1_47=16, var_1_48=1289077960, var_1_49=10, var_1_4=-1, var_1_50=3273461173] [L190] CALL assume_abort_if_not(var_1_45 <= 1) VAL [\old(cond)=1, isInitial=1, last_1_var_1_11=64, last_1_var_1_14=8, last_1_var_1_16=25, last_1_var_1_18=253/4, last_1_var_1_1=-32, var_1_11=64, var_1_12=0, var_1_13=8, var_1_14=8, var_1_15=32767, var_1_16=25, var_1_18=253/4, var_1_1=-32, var_1_20=0, var_1_23=1, var_1_24=-16, var_1_26=16, var_1_28=1, var_1_36=1, var_1_37=1, var_1_38=128, var_1_39=-511, var_1_3=-1001, var_1_40=0, var_1_41=2, var_1_42=257, var_1_43=1, var_1_44=1, var_1_45=1, var_1_46=256, var_1_47=16, var_1_48=1289077960, var_1_49=10, var_1_4=-1, var_1_50=3273461173] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_11=64, last_1_var_1_14=8, last_1_var_1_16=25, last_1_var_1_18=253/4, last_1_var_1_1=-32, var_1_11=64, var_1_12=0, var_1_13=8, var_1_14=8, var_1_15=32767, var_1_16=25, var_1_18=253/4, var_1_1=-32, var_1_20=0, var_1_23=1, var_1_24=-16, var_1_26=16, var_1_28=1, var_1_36=1, var_1_37=1, var_1_38=128, var_1_39=-511, var_1_3=-1001, var_1_40=0, var_1_41=2, var_1_42=257, var_1_43=1, var_1_44=1, var_1_45=1, var_1_46=256, var_1_47=16, var_1_48=1289077960, var_1_49=10, var_1_4=-1, var_1_50=3273461173] [L190] RET assume_abort_if_not(var_1_45 <= 1) VAL [isInitial=1, last_1_var_1_11=64, last_1_var_1_14=8, last_1_var_1_16=25, last_1_var_1_18=253/4, last_1_var_1_1=-32, var_1_11=64, var_1_12=0, var_1_13=8, var_1_14=8, var_1_15=32767, var_1_16=25, var_1_18=253/4, var_1_1=-32, var_1_20=0, var_1_23=1, var_1_24=-16, var_1_26=16, var_1_28=1, var_1_36=1, var_1_37=1, var_1_38=128, var_1_39=-511, var_1_3=-1001, var_1_40=0, var_1_41=2, var_1_42=257, var_1_43=1, var_1_44=1, var_1_45=1, var_1_46=256, var_1_47=16, var_1_48=1289077960, var_1_49=10, var_1_4=-1, var_1_50=3273461173] [L191] var_1_48 = __VERIFIER_nondet_ulong() [L192] CALL assume_abort_if_not(var_1_48 >= 1073741823) VAL [\old(cond)=1, isInitial=1, last_1_var_1_11=64, last_1_var_1_14=8, last_1_var_1_16=25, last_1_var_1_18=253/4, last_1_var_1_1=-32, var_1_11=64, var_1_12=0, var_1_13=8, var_1_14=8, var_1_15=32767, var_1_16=25, var_1_18=253/4, var_1_1=-32, var_1_20=0, var_1_23=1, var_1_24=-16, var_1_26=16, var_1_28=1, var_1_36=1, var_1_37=1, var_1_38=128, var_1_39=-511, var_1_3=-1001, var_1_40=0, var_1_41=2, var_1_42=257, var_1_43=1, var_1_44=1, var_1_45=1, var_1_46=256, var_1_47=16, var_1_48=1073741823, var_1_49=10, var_1_4=-1, var_1_50=3273461173] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_11=64, last_1_var_1_14=8, last_1_var_1_16=25, last_1_var_1_18=253/4, last_1_var_1_1=-32, var_1_11=64, var_1_12=0, var_1_13=8, var_1_14=8, var_1_15=32767, var_1_16=25, var_1_18=253/4, var_1_1=-32, var_1_20=0, var_1_23=1, var_1_24=-16, var_1_26=16, var_1_28=1, var_1_36=1, var_1_37=1, var_1_38=128, var_1_39=-511, var_1_3=-1001, var_1_40=0, var_1_41=2, var_1_42=257, var_1_43=1, var_1_44=1, var_1_45=1, var_1_46=256, var_1_47=16, var_1_48=1073741823, var_1_49=10, var_1_4=-1, var_1_50=3273461173] [L192] RET assume_abort_if_not(var_1_48 >= 1073741823) VAL [isInitial=1, last_1_var_1_11=64, last_1_var_1_14=8, last_1_var_1_16=25, last_1_var_1_18=253/4, last_1_var_1_1=-32, var_1_11=64, var_1_12=0, var_1_13=8, var_1_14=8, var_1_15=32767, var_1_16=25, var_1_18=253/4, var_1_1=-32, var_1_20=0, var_1_23=1, var_1_24=-16, var_1_26=16, var_1_28=1, var_1_36=1, var_1_37=1, var_1_38=128, var_1_39=-511, var_1_3=-1001, var_1_40=0, var_1_41=2, var_1_42=257, var_1_43=1, var_1_44=1, var_1_45=1, var_1_46=256, var_1_47=16, var_1_48=1073741823, var_1_49=10, var_1_4=-1, var_1_50=3273461173] [L193] CALL assume_abort_if_not(var_1_48 <= 2147483647) VAL [\old(cond)=1, isInitial=1, last_1_var_1_11=64, last_1_var_1_14=8, last_1_var_1_16=25, last_1_var_1_18=253/4, last_1_var_1_1=-32, var_1_11=64, var_1_12=0, var_1_13=8, var_1_14=8, var_1_15=32767, var_1_16=25, var_1_18=253/4, var_1_1=-32, var_1_20=0, var_1_23=1, var_1_24=-16, var_1_26=16, var_1_28=1, var_1_36=1, var_1_37=1, var_1_38=128, var_1_39=-511, var_1_3=-1001, var_1_40=0, var_1_41=2, var_1_42=257, var_1_43=1, var_1_44=1, var_1_45=1, var_1_46=256, var_1_47=16, var_1_48=1073741823, var_1_49=10, var_1_4=-1, var_1_50=3273461173] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_11=64, last_1_var_1_14=8, last_1_var_1_16=25, last_1_var_1_18=253/4, last_1_var_1_1=-32, var_1_11=64, var_1_12=0, var_1_13=8, var_1_14=8, var_1_15=32767, var_1_16=25, var_1_18=253/4, var_1_1=-32, var_1_20=0, var_1_23=1, var_1_24=-16, var_1_26=16, var_1_28=1, var_1_36=1, var_1_37=1, var_1_38=128, var_1_39=-511, var_1_3=-1001, var_1_40=0, var_1_41=2, var_1_42=257, var_1_43=1, var_1_44=1, var_1_45=1, var_1_46=256, var_1_47=16, var_1_48=1073741823, var_1_49=10, var_1_4=-1, var_1_50=3273461173] [L193] RET assume_abort_if_not(var_1_48 <= 2147483647) VAL [isInitial=1, last_1_var_1_11=64, last_1_var_1_14=8, last_1_var_1_16=25, last_1_var_1_18=253/4, last_1_var_1_1=-32, var_1_11=64, var_1_12=0, var_1_13=8, var_1_14=8, var_1_15=32767, var_1_16=25, var_1_18=253/4, var_1_1=-32, var_1_20=0, var_1_23=1, var_1_24=-16, var_1_26=16, var_1_28=1, var_1_36=1, var_1_37=1, var_1_38=128, var_1_39=-511, var_1_3=-1001, var_1_40=0, var_1_41=2, var_1_42=257, var_1_43=1, var_1_44=1, var_1_45=1, var_1_46=256, var_1_47=16, var_1_48=1073741823, var_1_49=10, var_1_4=-1, var_1_50=3273461173] [L194] var_1_50 = __VERIFIER_nondet_ulong() [L195] CALL assume_abort_if_not(var_1_50 >= 2147483647) VAL [\old(cond)=1, isInitial=1, last_1_var_1_11=64, last_1_var_1_14=8, last_1_var_1_16=25, last_1_var_1_18=253/4, last_1_var_1_1=-32, var_1_11=64, var_1_12=0, var_1_13=8, var_1_14=8, var_1_15=32767, var_1_16=25, var_1_18=253/4, var_1_1=-32, var_1_20=0, var_1_23=1, var_1_24=-16, var_1_26=16, var_1_28=1, var_1_36=1, var_1_37=1, var_1_38=128, var_1_39=-511, var_1_3=-1001, var_1_40=0, var_1_41=2, var_1_42=257, var_1_43=1, var_1_44=1, var_1_45=1, var_1_46=256, var_1_47=16, var_1_48=1073741823, var_1_49=10, var_1_4=-1, var_1_50=2147483647] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_11=64, last_1_var_1_14=8, last_1_var_1_16=25, last_1_var_1_18=253/4, last_1_var_1_1=-32, var_1_11=64, var_1_12=0, var_1_13=8, var_1_14=8, var_1_15=32767, var_1_16=25, var_1_18=253/4, var_1_1=-32, var_1_20=0, var_1_23=1, var_1_24=-16, var_1_26=16, var_1_28=1, var_1_36=1, var_1_37=1, var_1_38=128, var_1_39=-511, var_1_3=-1001, var_1_40=0, var_1_41=2, var_1_42=257, var_1_43=1, var_1_44=1, var_1_45=1, var_1_46=256, var_1_47=16, var_1_48=1073741823, var_1_49=10, var_1_4=-1, var_1_50=2147483647] [L195] RET assume_abort_if_not(var_1_50 >= 2147483647) VAL [isInitial=1, last_1_var_1_11=64, last_1_var_1_14=8, last_1_var_1_16=25, last_1_var_1_18=253/4, last_1_var_1_1=-32, var_1_11=64, var_1_12=0, var_1_13=8, var_1_14=8, var_1_15=32767, var_1_16=25, var_1_18=253/4, var_1_1=-32, var_1_20=0, var_1_23=1, var_1_24=-16, var_1_26=16, var_1_28=1, var_1_36=1, var_1_37=1, var_1_38=128, var_1_39=-511, var_1_3=-1001, var_1_40=0, var_1_41=2, var_1_42=257, var_1_43=1, var_1_44=1, var_1_45=1, var_1_46=256, var_1_47=16, var_1_48=1073741823, var_1_49=10, var_1_4=-1, var_1_50=2147483647] [L196] CALL assume_abort_if_not(var_1_50 <= 4294967294) VAL [\old(cond)=1, isInitial=1, last_1_var_1_11=64, last_1_var_1_14=8, last_1_var_1_16=25, last_1_var_1_18=253/4, last_1_var_1_1=-32, var_1_11=64, var_1_12=0, var_1_13=8, var_1_14=8, var_1_15=32767, var_1_16=25, var_1_18=253/4, var_1_1=-32, var_1_20=0, var_1_23=1, var_1_24=-16, var_1_26=16, var_1_28=1, var_1_36=1, var_1_37=1, var_1_38=128, var_1_39=-511, var_1_3=-1001, var_1_40=0, var_1_41=2, var_1_42=257, var_1_43=1, var_1_44=1, var_1_45=1, var_1_46=256, var_1_47=16, var_1_48=1073741823, var_1_49=10, var_1_4=-1, var_1_50=2147483647] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_11=64, last_1_var_1_14=8, last_1_var_1_16=25, last_1_var_1_18=253/4, last_1_var_1_1=-32, var_1_11=64, var_1_12=0, var_1_13=8, var_1_14=8, var_1_15=32767, var_1_16=25, var_1_18=253/4, var_1_1=-32, var_1_20=0, var_1_23=1, var_1_24=-16, var_1_26=16, var_1_28=1, var_1_36=1, var_1_37=1, var_1_38=128, var_1_39=-511, var_1_3=-1001, var_1_40=0, var_1_41=2, var_1_42=257, var_1_43=1, var_1_44=1, var_1_45=1, var_1_46=256, var_1_47=16, var_1_48=1073741823, var_1_49=10, var_1_4=-1, var_1_50=2147483647] [L196] RET assume_abort_if_not(var_1_50 <= 4294967294) VAL [isInitial=1, last_1_var_1_11=64, last_1_var_1_14=8, last_1_var_1_16=25, last_1_var_1_18=253/4, last_1_var_1_1=-32, var_1_11=64, var_1_12=0, var_1_13=8, var_1_14=8, var_1_15=32767, var_1_16=25, var_1_18=253/4, var_1_1=-32, var_1_20=0, var_1_23=1, var_1_24=-16, var_1_26=16, var_1_28=1, var_1_36=1, var_1_37=1, var_1_38=128, var_1_39=-511, var_1_3=-1001, var_1_40=0, var_1_41=2, var_1_42=257, var_1_43=1, var_1_44=1, var_1_45=1, var_1_46=256, var_1_47=16, var_1_48=1073741823, var_1_49=10, var_1_4=-1, var_1_50=2147483647] [L214] RET updateVariables() [L215] CALL step() [L62] EXPR last_1_var_1_1 | last_1_var_1_16 VAL [isInitial=1, last_1_var_1_11=64, last_1_var_1_14=8, last_1_var_1_16=25, last_1_var_1_18=253/4, last_1_var_1_1=-32, var_1_11=64, var_1_12=0, var_1_13=8, var_1_14=8, var_1_15=32767, var_1_16=25, var_1_18=253/4, var_1_1=-32, var_1_20=0, var_1_23=1, var_1_24=-16, var_1_26=16, var_1_28=1, var_1_36=1, var_1_37=1, var_1_38=128, var_1_39=-511, var_1_3=-1001, var_1_40=0, var_1_41=2, var_1_42=257, var_1_43=1, var_1_44=1, var_1_45=1, var_1_46=256, var_1_47=16, var_1_48=1073741823, var_1_49=10, var_1_4=-1, var_1_50=2147483647] [L62] COND TRUE (last_1_var_1_14 / ((((var_1_3) < (var_1_4)) ? (var_1_3) : (var_1_4)))) <= (last_1_var_1_1 | last_1_var_1_16) [L63] COND TRUE (last_1_var_1_18 * last_1_var_1_18) < last_1_var_1_18 [L64] var_1_1 = last_1_var_1_11 VAL [isInitial=1, last_1_var_1_11=64, last_1_var_1_14=8, last_1_var_1_16=25, last_1_var_1_18=253/4, last_1_var_1_1=-32, var_1_11=64, var_1_12=0, var_1_13=8, var_1_14=8, var_1_15=32767, var_1_16=25, var_1_18=253/4, var_1_1=64, var_1_20=0, var_1_23=1, var_1_24=-16, var_1_26=16, var_1_28=1, var_1_36=1, var_1_37=1, var_1_38=128, var_1_39=-511, var_1_3=-1001, var_1_40=0, var_1_41=2, var_1_42=257, var_1_43=1, var_1_44=1, var_1_45=1, var_1_46=256, var_1_47=16, var_1_48=1073741823, var_1_49=10, var_1_4=-1, var_1_50=2147483647] [L71] COND FALSE !((- (- last_1_var_1_18)) != last_1_var_1_18) [L78] var_1_24 = last_1_var_1_14 VAL [isInitial=1, last_1_var_1_11=64, last_1_var_1_14=8, last_1_var_1_16=25, last_1_var_1_18=253/4, last_1_var_1_1=-32, var_1_11=64, var_1_12=0, var_1_13=8, var_1_14=8, var_1_15=32767, var_1_16=25, var_1_18=253/4, var_1_1=64, var_1_20=0, var_1_23=1, var_1_24=8, var_1_26=16, var_1_28=1, var_1_36=1, var_1_37=1, var_1_38=128, var_1_39=-511, var_1_3=-1001, var_1_40=0, var_1_41=2, var_1_42=257, var_1_43=1, var_1_44=1, var_1_45=1, var_1_46=256, var_1_47=16, var_1_48=1073741823, var_1_49=10, var_1_4=-1, var_1_50=2147483647] [L80] COND FALSE !(((var_1_15 - var_1_12) + var_1_24) < var_1_24) VAL [isInitial=1, last_1_var_1_11=64, last_1_var_1_14=8, last_1_var_1_16=25, last_1_var_1_18=253/4, last_1_var_1_1=-32, var_1_11=64, var_1_12=0, var_1_13=8, var_1_14=8, var_1_15=32767, var_1_16=25, var_1_18=253/4, var_1_1=64, var_1_20=0, var_1_23=1, var_1_24=8, var_1_26=16, var_1_28=1, var_1_36=1, var_1_37=1, var_1_38=128, var_1_39=-511, var_1_3=-1001, var_1_40=0, var_1_41=2, var_1_42=257, var_1_43=1, var_1_44=1, var_1_45=1, var_1_46=256, var_1_47=16, var_1_48=1073741823, var_1_49=10, var_1_4=-1, var_1_50=2147483647] [L83] unsigned short int stepLocal_0 = var_1_13; VAL [isInitial=1, last_1_var_1_11=64, last_1_var_1_14=8, last_1_var_1_16=25, last_1_var_1_18=253/4, last_1_var_1_1=-32, stepLocal_0=8, var_1_11=64, var_1_12=0, var_1_13=8, var_1_14=8, var_1_15=32767, var_1_16=25, var_1_18=253/4, var_1_1=64, var_1_20=0, var_1_23=1, var_1_24=8, var_1_26=16, var_1_28=1, var_1_36=1, var_1_37=1, var_1_38=128, var_1_39=-511, var_1_3=-1001, var_1_40=0, var_1_41=2, var_1_42=257, var_1_43=1, var_1_44=1, var_1_45=1, var_1_46=256, var_1_47=16, var_1_48=1073741823, var_1_49=10, var_1_4=-1, var_1_50=2147483647] [L84] COND FALSE !(var_1_24 < stepLocal_0) [L95] var_1_18 = var_1_21 VAL [isInitial=1, last_1_var_1_11=64, last_1_var_1_14=8, last_1_var_1_16=25, last_1_var_1_18=253/4, last_1_var_1_1=-32, var_1_11=64, var_1_12=0, var_1_13=8, var_1_14=8, var_1_15=32767, var_1_16=25, var_1_18=2, var_1_1=64, var_1_20=0, var_1_21=2, var_1_23=1, var_1_24=8, var_1_26=16, var_1_28=1, var_1_36=1, var_1_37=1, var_1_38=128, var_1_39=-511, var_1_3=-1001, var_1_40=0, var_1_41=2, var_1_42=257, var_1_43=1, var_1_44=1, var_1_45=1, var_1_46=256, var_1_47=16, var_1_48=1073741823, var_1_49=10, var_1_4=-1, var_1_50=2147483647] [L97] COND TRUE var_1_18 != (var_1_18 + var_1_18) [L98] var_1_11 = ((var_1_12 + var_1_13) + 32) VAL [isInitial=1, last_1_var_1_11=64, last_1_var_1_14=8, last_1_var_1_16=25, last_1_var_1_18=253/4, last_1_var_1_1=-32, var_1_11=40, var_1_12=0, var_1_13=8, var_1_14=8, var_1_15=32767, var_1_16=25, var_1_18=2, var_1_1=64, var_1_20=0, var_1_21=2, var_1_23=1, var_1_24=8, var_1_26=16, var_1_28=1, var_1_36=1, var_1_37=1, var_1_38=128, var_1_39=-511, var_1_3=-1001, var_1_40=0, var_1_41=2, var_1_42=257, var_1_43=1, var_1_44=1, var_1_45=1, var_1_46=256, var_1_47=16, var_1_48=1073741823, var_1_49=10, var_1_4=-1, var_1_50=2147483647] [L100] COND FALSE !(((var_1_1 * var_1_4) + var_1_1) > var_1_1) [L105] var_1_16 = 0u VAL [isInitial=1, last_1_var_1_11=64, last_1_var_1_14=8, last_1_var_1_16=25, last_1_var_1_18=253/4, last_1_var_1_1=-32, var_1_11=40, var_1_12=0, var_1_13=8, var_1_14=8, var_1_15=32767, var_1_16=0, var_1_18=2, var_1_1=64, var_1_20=0, var_1_21=2, var_1_23=1, var_1_24=8, var_1_26=16, var_1_28=1, var_1_36=1, var_1_37=1, var_1_38=128, var_1_39=-511, var_1_3=-1001, var_1_40=0, var_1_41=2, var_1_42=257, var_1_43=1, var_1_44=1, var_1_45=1, var_1_46=256, var_1_47=16, var_1_48=1073741823, var_1_49=10, var_1_4=-1, var_1_50=2147483647] [L107] var_1_26 = var_1_12 VAL [isInitial=1, last_1_var_1_11=64, last_1_var_1_14=8, last_1_var_1_16=25, last_1_var_1_18=253/4, last_1_var_1_1=-32, var_1_11=40, var_1_12=0, var_1_13=8, var_1_14=8, var_1_15=32767, var_1_16=0, var_1_18=2, var_1_1=64, var_1_20=0, var_1_21=2, var_1_23=1, var_1_24=8, var_1_26=0, var_1_28=1, var_1_36=1, var_1_37=1, var_1_38=128, var_1_39=-511, var_1_3=-1001, var_1_40=0, var_1_41=2, var_1_42=257, var_1_43=1, var_1_44=1, var_1_45=1, var_1_46=256, var_1_47=16, var_1_48=1073741823, var_1_49=10, var_1_4=-1, var_1_50=2147483647] [L108] COND FALSE !(\read(var_1_20)) VAL [isInitial=1, last_1_var_1_11=64, last_1_var_1_14=8, last_1_var_1_16=25, last_1_var_1_18=253/4, last_1_var_1_1=-32, var_1_11=40, var_1_12=0, var_1_13=8, var_1_14=8, var_1_15=32767, var_1_16=0, var_1_18=2, var_1_1=64, var_1_20=0, var_1_21=2, var_1_23=1, var_1_24=8, var_1_26=0, var_1_28=1, var_1_36=1, var_1_37=1, var_1_38=128, var_1_39=-511, var_1_3=-1001, var_1_40=0, var_1_41=2, var_1_42=257, var_1_43=1, var_1_44=1, var_1_45=1, var_1_46=256, var_1_47=16, var_1_48=1073741823, var_1_49=10, var_1_4=-1, var_1_50=2147483647] [L119] COND FALSE !(var_1_18 == var_1_18) [L122] var_1_38 = ((((var_1_41) < (((((((((var_1_40) > (var_1_39)) ? (var_1_40) : (var_1_39)))) > (var_1_42)) ? (((((var_1_40) > (var_1_39)) ? (var_1_40) : (var_1_39)))) : (var_1_42))))) ? (var_1_41) : (((((((((var_1_40) > (var_1_39)) ? (var_1_40) : (var_1_39)))) > (var_1_42)) ? (((((var_1_40) > (var_1_39)) ? (var_1_40) : (var_1_39)))) : (var_1_42)))))) VAL [isInitial=1, last_1_var_1_11=64, last_1_var_1_14=8, last_1_var_1_16=25, last_1_var_1_18=253/4, last_1_var_1_1=-32, var_1_11=40, var_1_12=0, var_1_13=8, var_1_14=8, var_1_15=32767, var_1_16=0, var_1_18=2, var_1_1=64, var_1_20=0, var_1_21=2, var_1_23=1, var_1_24=8, var_1_26=0, var_1_28=1, var_1_36=1, var_1_37=1, var_1_38=1, var_1_39=-511, var_1_3=-1001, var_1_40=0, var_1_41=2, var_1_42=257, var_1_43=1, var_1_44=1, var_1_45=1, var_1_46=256, var_1_47=16, var_1_48=1073741823, var_1_49=10, var_1_4=-1, var_1_50=2147483647] [L124] var_1_43 = var_1_4 VAL [isInitial=1, last_1_var_1_11=64, last_1_var_1_14=8, last_1_var_1_16=25, last_1_var_1_18=253/4, last_1_var_1_1=-32, var_1_11=40, var_1_12=0, var_1_13=8, var_1_14=8, var_1_15=32767, var_1_16=0, var_1_18=2, var_1_1=64, var_1_20=0, var_1_21=2, var_1_23=1, var_1_24=8, var_1_26=0, var_1_28=1, var_1_36=1, var_1_37=1, var_1_38=1, var_1_39=-511, var_1_3=-1001, var_1_40=0, var_1_41=2, var_1_42=257, var_1_43=-1, var_1_44=1, var_1_45=1, var_1_46=256, var_1_47=16, var_1_48=1073741823, var_1_49=10, var_1_4=-1, var_1_50=2147483647] [L125] COND TRUE \read(var_1_37) [L126] var_1_44 = (var_1_36 && var_1_45) VAL [isInitial=1, last_1_var_1_11=64, last_1_var_1_14=8, last_1_var_1_16=25, last_1_var_1_18=253/4, last_1_var_1_1=-32, var_1_11=40, var_1_12=0, var_1_13=8, var_1_14=8, var_1_15=32767, var_1_16=0, var_1_18=2, var_1_1=64, var_1_20=0, var_1_21=2, var_1_23=1, var_1_24=8, var_1_26=0, var_1_28=1, var_1_36=1, var_1_37=1, var_1_38=1, var_1_39=-511, var_1_3=-1001, var_1_40=0, var_1_41=2, var_1_42=257, var_1_43=-1, var_1_44=1, var_1_45=1, var_1_46=256, var_1_47=16, var_1_48=1073741823, var_1_49=10, var_1_4=-1, var_1_50=2147483647] [L128] EXPR var_1_41 >> var_1_40 VAL [isInitial=1, last_1_var_1_11=64, last_1_var_1_14=8, last_1_var_1_16=25, last_1_var_1_18=253/4, last_1_var_1_1=-32, var_1_11=40, var_1_12=0, var_1_13=8, var_1_14=8, var_1_15=32767, var_1_16=0, var_1_18=2, var_1_1=64, var_1_20=0, var_1_21=2, var_1_23=1, var_1_24=8, var_1_26=0, var_1_28=1, var_1_36=1, var_1_37=1, var_1_38=1, var_1_39=-511, var_1_3=-1001, var_1_40=0, var_1_41=2, var_1_42=257, var_1_43=-1, var_1_44=1, var_1_45=1, var_1_46=256, var_1_47=16, var_1_48=1073741823, var_1_49=10, var_1_4=-1, var_1_50=2147483647] [L128] COND TRUE var_1_42 <= ((var_1_41 >> var_1_40) % var_1_3) [L129] var_1_46 = var_1_40 VAL [isInitial=1, last_1_var_1_11=64, last_1_var_1_14=8, last_1_var_1_16=25, last_1_var_1_18=253/4, last_1_var_1_1=-32, var_1_11=40, var_1_12=0, var_1_13=8, var_1_14=8, var_1_15=32767, var_1_16=0, var_1_18=2, var_1_1=64, var_1_20=0, var_1_21=2, var_1_23=1, var_1_24=8, var_1_26=0, var_1_28=1, var_1_36=1, var_1_37=1, var_1_38=1, var_1_39=-511, var_1_3=-1001, var_1_40=0, var_1_41=2, var_1_42=257, var_1_43=-1, var_1_44=1, var_1_45=1, var_1_46=0, var_1_47=16, var_1_48=1073741823, var_1_49=10, var_1_4=-1, var_1_50=2147483647] [L131] COND FALSE !(\read(var_1_20)) VAL [isInitial=1, last_1_var_1_11=64, last_1_var_1_14=8, last_1_var_1_16=25, last_1_var_1_18=253/4, last_1_var_1_1=-32, var_1_11=40, var_1_12=0, var_1_13=8, var_1_14=8, var_1_15=32767, var_1_16=0, var_1_18=2, var_1_1=64, var_1_20=0, var_1_21=2, var_1_23=1, var_1_24=8, var_1_26=0, var_1_28=1, var_1_36=1, var_1_37=1, var_1_38=1, var_1_39=-511, var_1_3=-1001, var_1_40=0, var_1_41=2, var_1_42=257, var_1_43=-1, var_1_44=1, var_1_45=1, var_1_46=0, var_1_47=16, var_1_48=1073741823, var_1_49=10, var_1_4=-1, var_1_50=2147483647] [L134] EXPR -1000 << var_1_12 VAL [isInitial=1, last_1_var_1_11=64, last_1_var_1_14=8, last_1_var_1_16=25, last_1_var_1_18=253/4, last_1_var_1_1=-32, var_1_11=40, var_1_12=0, var_1_13=8, var_1_14=8, var_1_15=32767, var_1_16=0, var_1_18=2, var_1_1=64, var_1_20=0, var_1_21=2, var_1_23=1, var_1_24=8, var_1_26=0, var_1_28=1, var_1_36=1, var_1_37=1, var_1_38=1, var_1_39=-511, var_1_3=-1001, var_1_40=0, var_1_41=2, var_1_42=257, var_1_43=-1, var_1_44=1, var_1_45=1, var_1_46=0, var_1_47=16, var_1_48=1073741823, var_1_49=10, var_1_4=-1, var_1_50=2147483647] [L134] COND FALSE !(var_1_3 >= (-1000 << var_1_12)) [L139] var_1_49 = var_1_40 VAL [isInitial=1, last_1_var_1_11=64, last_1_var_1_14=8, last_1_var_1_16=25, last_1_var_1_18=253/4, last_1_var_1_1=-32, var_1_11=40, var_1_12=0, var_1_13=8, var_1_14=8, var_1_15=32767, var_1_16=0, var_1_18=2, var_1_1=64, var_1_20=0, var_1_21=2, var_1_23=1, var_1_24=8, var_1_26=0, var_1_28=1, var_1_36=1, var_1_37=1, var_1_38=1, var_1_39=-511, var_1_3=-1001, var_1_40=0, var_1_41=2, var_1_42=257, var_1_43=-1, var_1_44=1, var_1_45=1, var_1_46=0, var_1_47=16, var_1_48=1073741823, var_1_49=0, var_1_4=-1, var_1_50=2147483647] [L215] RET step() [L216] CALL, EXPR property() [L206] EXPR last_1_var_1_1 | last_1_var_1_16 VAL [isInitial=1, last_1_var_1_11=64, last_1_var_1_14=8, last_1_var_1_16=25, last_1_var_1_18=253/4, last_1_var_1_1=-32, var_1_11=40, var_1_12=0, var_1_13=8, var_1_14=8, var_1_15=32767, var_1_16=0, var_1_18=2, var_1_1=64, var_1_20=0, var_1_21=2, var_1_23=1, var_1_24=8, var_1_26=0, var_1_28=1, var_1_36=1, var_1_37=1, var_1_38=1, var_1_39=-511, var_1_3=-1001, var_1_40=0, var_1_41=2, var_1_42=257, var_1_43=-1, var_1_44=1, var_1_45=1, var_1_46=0, var_1_47=16, var_1_48=1073741823, var_1_49=0, var_1_4=-1, var_1_50=2147483647] [L206-L207] return (((((((last_1_var_1_14 / ((((var_1_3) < (var_1_4)) ? (var_1_3) : (var_1_4)))) <= (last_1_var_1_1 | last_1_var_1_16)) ? (((last_1_var_1_18 * last_1_var_1_18) < last_1_var_1_18) ? (var_1_1 == ((signed long int) last_1_var_1_11)) : (var_1_1 == ((signed long int) last_1_var_1_11))) : (var_1_1 == ((signed long int) last_1_var_1_11))) && ((var_1_18 != (var_1_18 + var_1_18)) ? (var_1_11 == ((unsigned short int) ((var_1_12 + var_1_13) + 32))) : 1)) && ((((var_1_15 - var_1_12) + var_1_24) < var_1_24) ? (var_1_14 == ((signed short int) var_1_12)) : 1)) && ((((var_1_1 * var_1_4) + var_1_1) > var_1_1) ? ((var_1_14 < var_1_1) ? (var_1_16 == ((unsigned long int) var_1_12)) : 1) : (var_1_16 == ((unsigned long int) 0u)))) && ((var_1_24 < var_1_13) ? (var_1_20 ? (var_1_18 == ((float) (((((var_1_21) < 0 ) ? -(var_1_21) : (var_1_21))) + var_1_22))) : (var_1_23 ? (var_1_18 == ((float) (var_1_22 + var_1_21))) : (var_1_18 == ((float) -0.75f)))) : (var_1_18 == ((float) var_1_21)))) && (((- (- last_1_var_1_18)) != last_1_var_1_18) ? ((var_1_12 <= ((((last_1_var_1_14) > ((- last_1_var_1_14))) ? (last_1_var_1_14) : ((- last_1_var_1_14))))) ? (var_1_24 == ((signed long int) -50)) : (var_1_24 == ((signed long int) last_1_var_1_14))) : (var_1_24 == ((signed long int) last_1_var_1_14))) ; [L216] RET, EXPR property() [L216] CALL __VERIFIER_assert(property()) [L19] COND TRUE !(cond) VAL [isInitial=1, last_1_var_1_11=64, last_1_var_1_14=8, last_1_var_1_16=25, last_1_var_1_18=253/4, last_1_var_1_1=-32, var_1_11=40, var_1_12=0, var_1_13=8, var_1_14=8, var_1_15=32767, var_1_16=0, var_1_18=2, var_1_1=64, var_1_20=0, var_1_21=2, var_1_23=1, var_1_24=8, var_1_26=0, var_1_28=1, var_1_36=1, var_1_37=1, var_1_38=1, var_1_39=-511, var_1_3=-1001, var_1_40=0, var_1_41=2, var_1_42=257, var_1_43=-1, var_1_44=1, var_1_45=1, var_1_46=0, var_1_47=16, var_1_48=1073741823, var_1_49=0, var_1_4=-1, var_1_50=2147483647] [L19] reach_error() VAL [isInitial=1, last_1_var_1_11=64, last_1_var_1_14=8, last_1_var_1_16=25, last_1_var_1_18=253/4, last_1_var_1_1=-32, var_1_11=40, var_1_12=0, var_1_13=8, var_1_14=8, var_1_15=32767, var_1_16=0, var_1_18=2, var_1_1=64, var_1_20=0, var_1_21=2, var_1_23=1, var_1_24=8, var_1_26=0, var_1_28=1, var_1_36=1, var_1_37=1, var_1_38=1, var_1_39=-511, var_1_3=-1001, var_1_40=0, var_1_41=2, var_1_42=257, var_1_43=-1, var_1_44=1, var_1_45=1, var_1_46=0, var_1_47=16, var_1_48=1073741823, var_1_49=0, var_1_4=-1, var_1_50=2147483647] - StatisticsResult: Ultimate Automizer benchmark data CFG has 2 procedures, 111 locations, 1 error locations. Started 1 CEGAR loops. OverallTime: 284.7s, OverallIterations: 15, TraceHistogramMax: 36, PathProgramHistogramMax: 1, EmptinessCheckTime: 0.1s, AutomataDifference: 177.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 19 mSolverCounterUnknown, 2577 SdHoareTripleChecker+Valid, 91.6s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 2557 mSDsluCounter, 9139 SdHoareTripleChecker+Invalid, 86.9s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 3364 IncrementalHoareTripleChecker+Unchecked, 6563 mSDsCounter, 875 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 1954 IncrementalHoareTripleChecker+Invalid, 6212 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 875 mSolverCounterUnsat, 2576 mSDtfsCounter, 1954 mSolverCounterSat, 0.1s SdHoareTripleChecker+Time, 19 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 2832 GetRequests, 2734 SyntacticMatches, 1 SemanticMatches, 97 ConstructedPredicates, 8 IntricatePredicates, 0 DeprecatedPredicates, 51 ImplicationChecksByTransitivity, 120.5s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=1562occurred in iteration=13, InterpolantAutomatonStates: 86, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: 1.9s AutomataMinimizationTime, 14 MinimizatonAttempts, 2665 StatesRemovedByMinimization, 13 NontrivialMinimizations, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TRACE_CHECK: 0.5s SsaConstructionTime, 3.0s SatisfiabilityAnalysisTime, 98.3s InterpolantComputationTime, 5759 NumberOfCodeBlocks, 5759 NumberOfCodeBlocksAsserted, 25 NumberOfCheckSat, 3662 ConstructedInterpolants, 128 QuantifiedInterpolants, 22210 SizeOfPredicates, 52 NumberOfNonLiveVariables, 4717 ConjunctsInSsa, 118 ConjunctsInUnsatCore, 16 InterpolantComputations, 13 PerfectInterpolantSequences, 40185/40320 InterpolantCoveringCapability, INVARIANT_SYNTHESIS: No data available, INTERPOLANT_CONSOLIDATION: No data available, ABSTRACT_INTERPRETATION: No data available, PDR: No data available, ACCELERATED_INTERPOLATION: No data available, SIFA: No data available, ReuseStatistics: No data available RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces [2024-11-08 18:18:28,448 WARN L435 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_edb5bac0-2d6c-4aeb-8c10-e5d1fdec0e8b/bin/uautomizer-verify-jihMAELWvX/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (1)] Forcibly destroying the process [2024-11-08 18:18:28,557 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_edb5bac0-2d6c-4aeb-8c10-e5d1fdec0e8b/bin/uautomizer-verify-jihMAELWvX/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (1)] Forceful destruction successful, exit code 137 Received shutdown request... --- End real Ultimate output --- Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis ### Bit-precise run ### Calling Ultimate with: /usr/lib/jvm/java-1.11.0-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_edb5bac0-2d6c-4aeb-8c10-e5d1fdec0e8b/bin/uautomizer-verify-jihMAELWvX/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_edb5bac0-2d6c-4aeb-8c10-e5d1fdec0e8b/bin/uautomizer-verify-jihMAELWvX/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_edb5bac0-2d6c-4aeb-8c10-e5d1fdec0e8b/bin/uautomizer-verify-jihMAELWvX/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_edb5bac0-2d6c-4aeb-8c10-e5d1fdec0e8b/bin/uautomizer-verify-jihMAELWvX/config/AutomizerReach.xml -i ../../sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-pe-ci_file-90.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_edb5bac0-2d6c-4aeb-8c10-e5d1fdec0e8b/bin/uautomizer-verify-jihMAELWvX/config/svcomp-Reach-32bit-Automizer_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_edb5bac0-2d6c-4aeb-8c10-e5d1fdec0e8b/bin/uautomizer-verify-jihMAELWvX --witnessprinter.witness.filename witness --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 eb317fac4733296e764d15c5d1055d4412d25f784c848e329f8f4334cc494698 --- Real Ultimate output --- This is Ultimate 0.2.5-dev-a016563 [2024-11-08 18:18:31,328 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-08 18:18:31,450 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_edb5bac0-2d6c-4aeb-8c10-e5d1fdec0e8b/bin/uautomizer-verify-jihMAELWvX/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2024-11-08 18:18:31,458 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-08 18:18:31,459 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-11-08 18:18:31,502 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-08 18:18:31,503 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-11-08 18:18:31,504 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-11-08 18:18:31,505 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2024-11-08 18:18:31,505 INFO L153 SettingsManager]: * Use memory slicer=true [2024-11-08 18:18:31,506 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-08 18:18:31,507 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-11-08 18:18:31,508 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-08 18:18:31,511 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-08 18:18:31,512 INFO L153 SettingsManager]: * Use SBE=true [2024-11-08 18:18:31,513 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-08 18:18:31,513 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-08 18:18:31,514 INFO L153 SettingsManager]: * sizeof long=4 [2024-11-08 18:18:31,514 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-11-08 18:18:31,514 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-08 18:18:31,515 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-08 18:18:31,519 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-08 18:18:31,519 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-08 18:18:31,520 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2024-11-08 18:18:31,520 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2024-11-08 18:18:31,520 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-08 18:18:31,521 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2024-11-08 18:18:31,521 INFO L153 SettingsManager]: * sizeof long double=12 [2024-11-08 18:18:31,521 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-08 18:18:31,522 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-08 18:18:31,522 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-08 18:18:31,526 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-11-08 18:18:31,526 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-11-08 18:18:31,526 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-11-08 18:18:31,527 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-11-08 18:18:31,527 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-08 18:18:31,529 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-08 18:18:31,529 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-08 18:18:31,529 INFO L153 SettingsManager]: * Trace refinement strategy=FOX [2024-11-08 18:18:31,530 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2024-11-08 18:18:31,531 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-11-08 18:18:31,531 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2024-11-08 18:18:31,531 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2024-11-08 18:18:31,532 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2024-11-08 18:18:31,532 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_edb5bac0-2d6c-4aeb-8c10-e5d1fdec0e8b/bin/uautomizer-verify-jihMAELWvX/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_edb5bac0-2d6c-4aeb-8c10-e5d1fdec0e8b/bin/uautomizer-verify-jihMAELWvX Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> eb317fac4733296e764d15c5d1055d4412d25f784c848e329f8f4334cc494698 [2024-11-08 18:18:32,018 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-08 18:18:32,054 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-08 18:18:32,059 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-08 18:18:32,061 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-08 18:18:32,063 INFO L274 PluginConnector]: CDTParser initialized [2024-11-08 18:18:32,064 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_edb5bac0-2d6c-4aeb-8c10-e5d1fdec0e8b/bin/uautomizer-verify-jihMAELWvX/../../sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-pe-ci_file-90.i Unable to find full path for "g++" [2024-11-08 18:18:34,521 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-08 18:18:34,919 INFO L384 CDTParser]: Found 1 translation units. [2024-11-08 18:18:34,920 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_edb5bac0-2d6c-4aeb-8c10-e5d1fdec0e8b/sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-pe-ci_file-90.i [2024-11-08 18:18:34,935 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_edb5bac0-2d6c-4aeb-8c10-e5d1fdec0e8b/bin/uautomizer-verify-jihMAELWvX/data/67a9f9832/6c180b4171dc40518f01e4c6f4a881b9/FLAG0791fbb28 [2024-11-08 18:18:34,964 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_edb5bac0-2d6c-4aeb-8c10-e5d1fdec0e8b/bin/uautomizer-verify-jihMAELWvX/data/67a9f9832/6c180b4171dc40518f01e4c6f4a881b9 [2024-11-08 18:18:34,967 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-08 18:18:34,969 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-08 18:18:34,970 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-08 18:18:34,971 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-08 18:18:34,978 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-08 18:18:34,979 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 08.11 06:18:34" (1/1) ... [2024-11-08 18:18:34,981 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@700badf and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 06:18:34, skipping insertion in model container [2024-11-08 18:18:34,981 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 08.11 06:18:34" (1/1) ... [2024-11-08 18:18:35,037 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-08 18:18:35,329 WARN L250 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_edb5bac0-2d6c-4aeb-8c10-e5d1fdec0e8b/sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-pe-ci_file-90.i[919,932] [2024-11-08 18:18:35,452 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-08 18:18:35,472 INFO L200 MainTranslator]: Completed pre-run [2024-11-08 18:18:35,489 WARN L250 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_edb5bac0-2d6c-4aeb-8c10-e5d1fdec0e8b/sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-pe-ci_file-90.i[919,932] [2024-11-08 18:18:35,559 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-08 18:18:35,595 INFO L204 MainTranslator]: Completed translation [2024-11-08 18:18:35,596 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 06:18:35 WrapperNode [2024-11-08 18:18:35,596 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-08 18:18:35,597 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-08 18:18:35,598 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-08 18:18:35,598 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-08 18:18:35,608 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 06:18:35" (1/1) ... [2024-11-08 18:18:35,633 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 06:18:35" (1/1) ... [2024-11-08 18:18:35,720 INFO L138 Inliner]: procedures = 27, calls = 49, calls flagged for inlining = 8, calls inlined = 8, statements flattened = 212 [2024-11-08 18:18:35,721 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-08 18:18:35,722 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-08 18:18:35,725 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-08 18:18:35,726 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-08 18:18:35,743 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 06:18:35" (1/1) ... [2024-11-08 18:18:35,743 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 06:18:35" (1/1) ... [2024-11-08 18:18:35,752 INFO L184 PluginConnector]: Executing the observer MemorySlicer from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 06:18:35" (1/1) ... [2024-11-08 18:18:35,791 INFO L175 MemorySlicer]: Split 2 memory accesses to 1 slices as follows [2]. 100 percent of accesses are in the largest equivalence class. The 2 initializations are split as follows [2]. The 0 writes are split as follows [0]. [2024-11-08 18:18:35,791 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 06:18:35" (1/1) ... [2024-11-08 18:18:35,792 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 06:18:35" (1/1) ... [2024-11-08 18:18:35,818 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 06:18:35" (1/1) ... [2024-11-08 18:18:35,827 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 06:18:35" (1/1) ... [2024-11-08 18:18:35,833 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 06:18:35" (1/1) ... [2024-11-08 18:18:35,840 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 06:18:35" (1/1) ... [2024-11-08 18:18:35,852 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-08 18:18:35,853 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-08 18:18:35,853 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-08 18:18:35,853 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-08 18:18:35,854 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 06:18:35" (1/1) ... [2024-11-08 18:18:35,868 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-11-08 18:18:35,886 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_edb5bac0-2d6c-4aeb-8c10-e5d1fdec0e8b/bin/uautomizer-verify-jihMAELWvX/z3 [2024-11-08 18:18:35,905 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_edb5bac0-2d6c-4aeb-8c10-e5d1fdec0e8b/bin/uautomizer-verify-jihMAELWvX/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (exit command is (exit), workingDir is null) [2024-11-08 18:18:35,915 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_edb5bac0-2d6c-4aeb-8c10-e5d1fdec0e8b/bin/uautomizer-verify-jihMAELWvX/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (1)] Waiting until timeout for monitored process [2024-11-08 18:18:35,958 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-08 18:18:35,960 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#0 [2024-11-08 18:18:35,960 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2024-11-08 18:18:35,960 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2024-11-08 18:18:35,960 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-08 18:18:35,961 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-08 18:18:36,125 INFO L238 CfgBuilder]: Building ICFG [2024-11-08 18:18:36,129 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-08 18:18:37,751 INFO L? ?]: Removed 10 outVars from TransFormulas that were not future-live. [2024-11-08 18:18:37,751 INFO L287 CfgBuilder]: Performing block encoding [2024-11-08 18:18:37,772 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-08 18:18:37,773 INFO L316 CfgBuilder]: Removed 1 assume(true) statements. [2024-11-08 18:18:37,773 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 08.11 06:18:37 BoogieIcfgContainer [2024-11-08 18:18:37,774 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-08 18:18:37,778 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2024-11-08 18:18:37,778 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2024-11-08 18:18:37,783 INFO L274 PluginConnector]: TraceAbstraction initialized [2024-11-08 18:18:37,783 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 08.11 06:18:34" (1/3) ... [2024-11-08 18:18:37,784 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@2aaa16bb and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 08.11 06:18:37, skipping insertion in model container [2024-11-08 18:18:37,785 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 06:18:35" (2/3) ... [2024-11-08 18:18:37,785 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@2aaa16bb and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 08.11 06:18:37, skipping insertion in model container [2024-11-08 18:18:37,786 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 08.11 06:18:37" (3/3) ... [2024-11-08 18:18:37,788 INFO L112 eAbstractionObserver]: Analyzing ICFG hardness_fillercode_fillercodestructure_filler-pe-ci_file-90.i [2024-11-08 18:18:37,815 INFO L214 ceAbstractionStarter]: Automizer settings: Hoare:LoopHeads NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2024-11-08 18:18:37,816 INFO L154 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2024-11-08 18:18:37,942 INFO L332 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2024-11-08 18:18:37,951 INFO L333 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, mAutomataTypeConcurrency=PETRI_NET, mHoareTripleChecks=INCREMENTAL, mHoareAnnotationPositions=LoopHeads, 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;@7e128fce, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-11-08 18:18:37,952 INFO L334 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2024-11-08 18:18:37,958 INFO L276 IsEmpty]: Start isEmpty. Operand has 97 states, 58 states have (on average 1.4482758620689655) internal successors, (84), 59 states have internal predecessors, (84), 36 states have call successors, (36), 1 states have call predecessors, (36), 1 states have return successors, (36), 36 states have call predecessors, (36), 36 states have call successors, (36) [2024-11-08 18:18:37,984 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 223 [2024-11-08 18:18:37,985 INFO L207 NwaCegarLoop]: Found error trace [2024-11-08 18:18:37,986 INFO L215 NwaCegarLoop]: trace histogram [36, 36, 36, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-08 18:18:37,987 INFO L396 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-08 18:18:37,995 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-08 18:18:37,995 INFO L85 PathProgramCache]: Analyzing trace with hash -1938610049, now seen corresponding path program 1 times [2024-11-08 18:18:38,015 INFO L118 FreeRefinementEngine]: Executing refinement strategy FOX [2024-11-08 18:18:38,016 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [630805946] [2024-11-08 18:18:38,017 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-08 18:18:38,018 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2024-11-08 18:18:38,018 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_edb5bac0-2d6c-4aeb-8c10-e5d1fdec0e8b/bin/uautomizer-verify-jihMAELWvX/mathsat [2024-11-08 18:18:38,020 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_edb5bac0-2d6c-4aeb-8c10-e5d1fdec0e8b/bin/uautomizer-verify-jihMAELWvX/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2024-11-08 18:18:38,024 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_edb5bac0-2d6c-4aeb-8c10-e5d1fdec0e8b/bin/uautomizer-verify-jihMAELWvX/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (2)] Waiting until timeout for monitored process [2024-11-08 18:18:38,610 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:18:38,640 INFO L255 TraceCheckSpWp]: Trace formula consists of 360 conjuncts, 1 conjuncts are in the unsatisfiable core [2024-11-08 18:18:38,672 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-08 18:18:38,751 INFO L134 CoverageAnalysis]: Checked inductivity of 2520 backedges. 1006 proven. 0 refuted. 0 times theorem prover too weak. 1514 trivial. 0 not checked. [2024-11-08 18:18:38,752 INFO L307 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-11-08 18:18:38,753 INFO L136 FreeRefinementEngine]: Strategy FOX found an infeasible trace [2024-11-08 18:18:38,753 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [630805946] [2024-11-08 18:18:38,754 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [630805946] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-08 18:18:38,755 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-08 18:18:38,755 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2024-11-08 18:18:38,757 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [301993992] [2024-11-08 18:18:38,762 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-08 18:18:38,772 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2024-11-08 18:18:38,773 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FOX [2024-11-08 18:18:38,807 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2024-11-08 18:18:38,808 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2024-11-08 18:18:38,810 INFO L87 Difference]: Start difference. First operand has 97 states, 58 states have (on average 1.4482758620689655) internal successors, (84), 59 states have internal predecessors, (84), 36 states have call successors, (36), 1 states have call predecessors, (36), 1 states have return successors, (36), 36 states have call predecessors, (36), 36 states have call successors, (36) Second operand has 2 states, 2 states have (on average 24.5) internal successors, (49), 2 states have internal predecessors, (49), 2 states have call successors, (36), 2 states have call predecessors, (36), 2 states have return successors, (36), 2 states have call predecessors, (36), 2 states have call successors, (36) [2024-11-08 18:18:38,860 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-08 18:18:38,860 INFO L93 Difference]: Finished difference Result 187 states and 342 transitions. [2024-11-08 18:18:38,863 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-11-08 18:18:38,865 INFO L78 Accepts]: Start accepts. Automaton has has 2 states, 2 states have (on average 24.5) internal successors, (49), 2 states have internal predecessors, (49), 2 states have call successors, (36), 2 states have call predecessors, (36), 2 states have return successors, (36), 2 states have call predecessors, (36), 2 states have call successors, (36) Word has length 222 [2024-11-08 18:18:38,866 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-08 18:18:38,881 INFO L225 Difference]: With dead ends: 187 [2024-11-08 18:18:38,882 INFO L226 Difference]: Without dead ends: 93 [2024-11-08 18:18:38,890 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 221 GetRequests, 221 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2024-11-08 18:18:38,901 INFO L432 NwaCegarLoop]: 148 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, 148 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 [2024-11-08 18:18:38,902 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 148 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 0 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2024-11-08 18:18:38,926 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 93 states. [2024-11-08 18:18:38,988 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 93 to 93. [2024-11-08 18:18:38,992 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 93 states, 55 states have (on average 1.3818181818181818) internal successors, (76), 55 states have internal predecessors, (76), 36 states have call successors, (36), 1 states have call predecessors, (36), 1 states have return successors, (36), 36 states have call predecessors, (36), 36 states have call successors, (36) [2024-11-08 18:18:38,996 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 93 states to 93 states and 148 transitions. [2024-11-08 18:18:38,999 INFO L78 Accepts]: Start accepts. Automaton has 93 states and 148 transitions. Word has length 222 [2024-11-08 18:18:38,999 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-08 18:18:39,000 INFO L471 AbstractCegarLoop]: Abstraction has 93 states and 148 transitions. [2024-11-08 18:18:39,000 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 24.5) internal successors, (49), 2 states have internal predecessors, (49), 2 states have call successors, (36), 2 states have call predecessors, (36), 2 states have return successors, (36), 2 states have call predecessors, (36), 2 states have call successors, (36) [2024-11-08 18:18:39,001 INFO L276 IsEmpty]: Start isEmpty. Operand 93 states and 148 transitions. [2024-11-08 18:18:39,007 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 223 [2024-11-08 18:18:39,008 INFO L207 NwaCegarLoop]: Found error trace [2024-11-08 18:18:39,008 INFO L215 NwaCegarLoop]: trace histogram [36, 36, 36, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-08 18:18:39,019 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_edb5bac0-2d6c-4aeb-8c10-e5d1fdec0e8b/bin/uautomizer-verify-jihMAELWvX/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (2)] Ended with exit code 0 [2024-11-08 18:18:39,209 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_edb5bac0-2d6c-4aeb-8c10-e5d1fdec0e8b/bin/uautomizer-verify-jihMAELWvX/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2024-11-08 18:18:39,211 INFO L396 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-08 18:18:39,212 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-08 18:18:39,212 INFO L85 PathProgramCache]: Analyzing trace with hash -1385893753, now seen corresponding path program 1 times [2024-11-08 18:18:39,213 INFO L118 FreeRefinementEngine]: Executing refinement strategy FOX [2024-11-08 18:18:39,218 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1560747877] [2024-11-08 18:18:39,218 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-08 18:18:39,219 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2024-11-08 18:18:39,219 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_edb5bac0-2d6c-4aeb-8c10-e5d1fdec0e8b/bin/uautomizer-verify-jihMAELWvX/mathsat [2024-11-08 18:18:39,223 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_edb5bac0-2d6c-4aeb-8c10-e5d1fdec0e8b/bin/uautomizer-verify-jihMAELWvX/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2024-11-08 18:18:39,225 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_edb5bac0-2d6c-4aeb-8c10-e5d1fdec0e8b/bin/uautomizer-verify-jihMAELWvX/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (3)] Waiting until timeout for monitored process [2024-11-08 18:18:39,761 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:18:39,781 INFO L255 TraceCheckSpWp]: Trace formula consists of 360 conjuncts, 2 conjuncts are in the unsatisfiable core [2024-11-08 18:18:39,807 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-08 18:18:39,933 INFO L134 CoverageAnalysis]: Checked inductivity of 2520 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2520 trivial. 0 not checked. [2024-11-08 18:18:39,933 INFO L307 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-11-08 18:18:39,937 INFO L136 FreeRefinementEngine]: Strategy FOX found an infeasible trace [2024-11-08 18:18:39,938 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1560747877] [2024-11-08 18:18:39,939 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1560747877] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-08 18:18:39,939 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-08 18:18:39,940 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2024-11-08 18:18:39,941 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2121219527] [2024-11-08 18:18:39,941 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-08 18:18:39,947 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-11-08 18:18:39,947 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FOX [2024-11-08 18:18:39,948 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-11-08 18:18:39,949 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-08 18:18:39,949 INFO L87 Difference]: Start difference. First operand 93 states and 148 transitions. Second operand has 3 states, 3 states have (on average 15.0) internal successors, (45), 3 states have internal predecessors, (45), 1 states have call successors, (36), 1 states have call predecessors, (36), 1 states have return successors, (36), 1 states have call predecessors, (36), 1 states have call successors, (36) [2024-11-08 18:18:40,701 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-08 18:18:40,702 INFO L93 Difference]: Finished difference Result 224 states and 355 transitions. [2024-11-08 18:18:40,712 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-08 18:18:40,713 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 15.0) internal successors, (45), 3 states have internal predecessors, (45), 1 states have call successors, (36), 1 states have call predecessors, (36), 1 states have return successors, (36), 1 states have call predecessors, (36), 1 states have call successors, (36) Word has length 222 [2024-11-08 18:18:40,715 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-08 18:18:40,718 INFO L225 Difference]: With dead ends: 224 [2024-11-08 18:18:40,718 INFO L226 Difference]: Without dead ends: 134 [2024-11-08 18:18:40,720 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 221 GetRequests, 220 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-08 18:18:40,726 INFO L432 NwaCegarLoop]: 153 mSDtfsCounter, 58 mSDsluCounter, 131 mSDsCounter, 0 mSdLazyCounter, 11 mSolverCounterSat, 5 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.7s Time, 0 mProtectedPredicate, 0 mProtectedAction, 58 SdHoareTripleChecker+Valid, 284 SdHoareTripleChecker+Invalid, 16 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 5 IncrementalHoareTripleChecker+Valid, 11 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.7s IncrementalHoareTripleChecker+Time [2024-11-08 18:18:40,727 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [58 Valid, 284 Invalid, 16 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [5 Valid, 11 Invalid, 0 Unknown, 0 Unchecked, 0.7s Time] [2024-11-08 18:18:40,728 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 134 states. [2024-11-08 18:18:40,772 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 134 to 131. [2024-11-08 18:18:40,774 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 131 states, 80 states have (on average 1.375) internal successors, (110), 81 states have internal predecessors, (110), 48 states have call successors, (48), 2 states have call predecessors, (48), 2 states have return successors, (48), 47 states have call predecessors, (48), 48 states have call successors, (48) [2024-11-08 18:18:40,778 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 131 states to 131 states and 206 transitions. [2024-11-08 18:18:40,779 INFO L78 Accepts]: Start accepts. Automaton has 131 states and 206 transitions. Word has length 222 [2024-11-08 18:18:40,780 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-08 18:18:40,780 INFO L471 AbstractCegarLoop]: Abstraction has 131 states and 206 transitions. [2024-11-08 18:18:40,781 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 15.0) internal successors, (45), 3 states have internal predecessors, (45), 1 states have call successors, (36), 1 states have call predecessors, (36), 1 states have return successors, (36), 1 states have call predecessors, (36), 1 states have call successors, (36) [2024-11-08 18:18:40,781 INFO L276 IsEmpty]: Start isEmpty. Operand 131 states and 206 transitions. [2024-11-08 18:18:40,786 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 223 [2024-11-08 18:18:40,786 INFO L207 NwaCegarLoop]: Found error trace [2024-11-08 18:18:40,786 INFO L215 NwaCegarLoop]: trace histogram [36, 36, 36, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-08 18:18:40,802 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_edb5bac0-2d6c-4aeb-8c10-e5d1fdec0e8b/bin/uautomizer-verify-jihMAELWvX/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (3)] Ended with exit code 0 [2024-11-08 18:18:40,987 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 3 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_edb5bac0-2d6c-4aeb-8c10-e5d1fdec0e8b/bin/uautomizer-verify-jihMAELWvX/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2024-11-08 18:18:40,988 INFO L396 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-08 18:18:40,988 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-08 18:18:40,989 INFO L85 PathProgramCache]: Analyzing trace with hash -1328635451, now seen corresponding path program 1 times [2024-11-08 18:18:40,990 INFO L118 FreeRefinementEngine]: Executing refinement strategy FOX [2024-11-08 18:18:40,990 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1384258427] [2024-11-08 18:18:40,991 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-08 18:18:40,991 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2024-11-08 18:18:40,991 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_edb5bac0-2d6c-4aeb-8c10-e5d1fdec0e8b/bin/uautomizer-verify-jihMAELWvX/mathsat [2024-11-08 18:18:40,995 INFO L229 MonitoredProcess]: Starting monitored process 4 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_edb5bac0-2d6c-4aeb-8c10-e5d1fdec0e8b/bin/uautomizer-verify-jihMAELWvX/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2024-11-08 18:18:40,999 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_edb5bac0-2d6c-4aeb-8c10-e5d1fdec0e8b/bin/uautomizer-verify-jihMAELWvX/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (4)] Waiting until timeout for monitored process [2024-11-08 18:18:41,536 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:18:41,557 INFO L255 TraceCheckSpWp]: Trace formula consists of 359 conjuncts, 10 conjuncts are in the unsatisfiable core [2024-11-08 18:18:41,571 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-08 18:18:45,196 INFO L134 CoverageAnalysis]: Checked inductivity of 2520 backedges. 1067 proven. 156 refuted. 0 times theorem prover too weak. 1297 trivial. 0 not checked. [2024-11-08 18:18:45,197 INFO L311 TraceCheckSpWp]: Computing backward predicates... [2024-11-08 18:18:46,267 INFO L136 FreeRefinementEngine]: Strategy FOX found an infeasible trace [2024-11-08 18:18:46,268 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1384258427] [2024-11-08 18:18:46,268 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1384258427] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-08 18:18:46,268 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1618857731] [2024-11-08 18:18:46,269 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-08 18:18:46,269 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-08 18:18:46,271 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_edb5bac0-2d6c-4aeb-8c10-e5d1fdec0e8b/bin/uautomizer-verify-jihMAELWvX/z3 [2024-11-08 18:18:46,273 INFO L229 MonitoredProcess]: Starting monitored process 5 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_edb5bac0-2d6c-4aeb-8c10-e5d1fdec0e8b/bin/uautomizer-verify-jihMAELWvX/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-11-08 18:18:46,277 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_edb5bac0-2d6c-4aeb-8c10-e5d1fdec0e8b/bin/uautomizer-verify-jihMAELWvX/z3 -smt2 -in SMTLIB2_COMPLIANT=true (5)] Waiting until timeout for monitored process [2024-11-08 18:18:46,599 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:18:46,617 INFO L255 TraceCheckSpWp]: Trace formula consists of 359 conjuncts, 11 conjuncts are in the unsatisfiable core [2024-11-08 18:18:46,638 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-08 18:18:49,268 INFO L134 CoverageAnalysis]: Checked inductivity of 2520 backedges. 1067 proven. 156 refuted. 0 times theorem prover too weak. 1297 trivial. 0 not checked. [2024-11-08 18:18:49,269 INFO L311 TraceCheckSpWp]: Computing backward predicates... [2024-11-08 18:18:49,723 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1618857731] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-08 18:18:49,724 INFO L185 FreeRefinementEngine]: Found 0 perfect and 2 imperfect interpolant sequences. [2024-11-08 18:18:49,724 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [10, 10] total 10 [2024-11-08 18:18:49,724 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [368074483] [2024-11-08 18:18:49,724 INFO L85 oduleStraightlineAll]: Using 2 imperfect interpolants to construct interpolant automaton [2024-11-08 18:18:49,728 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 11 states [2024-11-08 18:18:49,729 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FOX [2024-11-08 18:18:49,730 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 11 interpolants. [2024-11-08 18:18:49,731 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=56, Invalid=216, Unknown=0, NotChecked=0, Total=272 [2024-11-08 18:18:49,731 INFO L87 Difference]: Start difference. First operand 131 states and 206 transitions. Second operand has 11 states, 11 states have (on average 5.181818181818182) internal successors, (57), 10 states have internal predecessors, (57), 3 states have call successors, (36), 3 states have call predecessors, (36), 5 states have return successors, (36), 3 states have call predecessors, (36), 3 states have call successors, (36) [2024-11-08 18:18:54,929 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-08 18:18:54,930 INFO L93 Difference]: Finished difference Result 532 states and 812 transitions. [2024-11-08 18:18:54,939 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2024-11-08 18:18:54,939 INFO L78 Accepts]: Start accepts. Automaton has has 11 states, 11 states have (on average 5.181818181818182) internal successors, (57), 10 states have internal predecessors, (57), 3 states have call successors, (36), 3 states have call predecessors, (36), 5 states have return successors, (36), 3 states have call predecessors, (36), 3 states have call successors, (36) Word has length 222 [2024-11-08 18:18:54,941 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-08 18:18:54,947 INFO L225 Difference]: With dead ends: 532 [2024-11-08 18:18:54,948 INFO L226 Difference]: Without dead ends: 404 [2024-11-08 18:18:54,950 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 638 GetRequests, 607 SyntacticMatches, 0 SemanticMatches, 31 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 175 ImplicationChecksByTransitivity, 1.7s TimeCoverageRelationStatistics Valid=282, Invalid=774, Unknown=0, NotChecked=0, Total=1056 [2024-11-08 18:18:54,951 INFO L432 NwaCegarLoop]: 98 mSDtfsCounter, 452 mSDsluCounter, 508 mSDsCounter, 0 mSdLazyCounter, 534 mSolverCounterSat, 123 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 4.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 452 SdHoareTripleChecker+Valid, 606 SdHoareTripleChecker+Invalid, 657 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 123 IncrementalHoareTripleChecker+Valid, 534 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 4.3s IncrementalHoareTripleChecker+Time [2024-11-08 18:18:54,952 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [452 Valid, 606 Invalid, 657 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [123 Valid, 534 Invalid, 0 Unknown, 0 Unchecked, 4.3s Time] [2024-11-08 18:18:54,954 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 404 states. [2024-11-08 18:18:55,023 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 404 to 339. [2024-11-08 18:18:55,025 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 339 states, 220 states have (on average 1.3863636363636365) internal successors, (305), 224 states have internal predecessors, (305), 108 states have call successors, (108), 10 states have call predecessors, (108), 10 states have return successors, (108), 104 states have call predecessors, (108), 108 states have call successors, (108) [2024-11-08 18:18:55,029 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 339 states to 339 states and 521 transitions. [2024-11-08 18:18:55,030 INFO L78 Accepts]: Start accepts. Automaton has 339 states and 521 transitions. Word has length 222 [2024-11-08 18:18:55,031 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-08 18:18:55,032 INFO L471 AbstractCegarLoop]: Abstraction has 339 states and 521 transitions. [2024-11-08 18:18:55,032 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 11 states, 11 states have (on average 5.181818181818182) internal successors, (57), 10 states have internal predecessors, (57), 3 states have call successors, (36), 3 states have call predecessors, (36), 5 states have return successors, (36), 3 states have call predecessors, (36), 3 states have call successors, (36) [2024-11-08 18:18:55,032 INFO L276 IsEmpty]: Start isEmpty. Operand 339 states and 521 transitions. [2024-11-08 18:18:55,037 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 223 [2024-11-08 18:18:55,037 INFO L207 NwaCegarLoop]: Found error trace [2024-11-08 18:18:55,038 INFO L215 NwaCegarLoop]: trace histogram [36, 36, 36, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-08 18:18:55,052 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_edb5bac0-2d6c-4aeb-8c10-e5d1fdec0e8b/bin/uautomizer-verify-jihMAELWvX/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (4)] Ended with exit code 0 [2024-11-08 18:18:55,263 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_edb5bac0-2d6c-4aeb-8c10-e5d1fdec0e8b/bin/uautomizer-verify-jihMAELWvX/z3 -smt2 -in SMTLIB2_COMPLIANT=true (5)] Forceful destruction successful, exit code 0 [2024-11-08 18:18:55,438 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 4 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_edb5bac0-2d6c-4aeb-8c10-e5d1fdec0e8b/bin/uautomizer-verify-jihMAELWvX/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3,5 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_edb5bac0-2d6c-4aeb-8c10-e5d1fdec0e8b/bin/uautomizer-verify-jihMAELWvX/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-08 18:18:55,439 INFO L396 AbstractCegarLoop]: === Iteration 4 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-08 18:18:55,440 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-08 18:18:55,440 INFO L85 PathProgramCache]: Analyzing trace with hash 1377983943, now seen corresponding path program 1 times [2024-11-08 18:18:55,441 INFO L118 FreeRefinementEngine]: Executing refinement strategy FOX [2024-11-08 18:18:55,442 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1245284204] [2024-11-08 18:18:55,442 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-08 18:18:55,442 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2024-11-08 18:18:55,443 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_edb5bac0-2d6c-4aeb-8c10-e5d1fdec0e8b/bin/uautomizer-verify-jihMAELWvX/mathsat [2024-11-08 18:18:55,445 INFO L229 MonitoredProcess]: Starting monitored process 6 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_edb5bac0-2d6c-4aeb-8c10-e5d1fdec0e8b/bin/uautomizer-verify-jihMAELWvX/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2024-11-08 18:18:55,458 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_edb5bac0-2d6c-4aeb-8c10-e5d1fdec0e8b/bin/uautomizer-verify-jihMAELWvX/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (6)] Waiting until timeout for monitored process [2024-11-08 18:18:56,076 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:18:56,097 INFO L255 TraceCheckSpWp]: Trace formula consists of 358 conjuncts, 30 conjuncts are in the unsatisfiable core [2024-11-08 18:18:56,107 INFO L278 TraceCheckSpWp]: Computing forward predicates...